Trojan.PWS.Siggen2.61632

Technical Information

Malicious functions

Reads files which store third party applications passwords

%ProgramFiles(x86)%\steam\config\config.vdf
%ProgramFiles(x86)%\steam\config\dialogconfig.vdf
%LOCALAPPDATA%\google\chrome\user data\default\login data
%LOCALAPPDATA%\google\chrome\user data\default\cookies
%LOCALAPPDATA%\google\chrome\user data\default\web data
%APPDATA%\opera software\opera stable\login data
%HOMEPATH%\desktop\applicantform_en.doc
%HOMEPATH%\desktop\february_catalogue__2015.doc
%HOMEPATH%\desktop\issi2013_template_for_posters.docx
%HOMEPATH%\desktop\lisp_success.doc
%HOMEPATH%\desktop\nwfieldnotes1966.docx
%HOMEPATH%\desktop\thlps_keeper_mayer_1965.docx

Searches for windows to

detect analytical utilities:

ClassName: 'RegmonClass', WindowName: ''
ClassName: 'FilemonClass', WindowName: ''
ClassName: 'PROCMON_WINDOW_CLASS', WindowName: ''

Modifies file system

Creates the following files

%TEMP%\tmp8880.tmp
%TEMP%\tmp8bf3.tmp
%TEMP%\tmp8bf2.tmp
%TEMP%\tmp8be1.tmp
%TEMP%\tmp8be0.tmp
%TEMP%\tmp8bdf.tmp
%TEMP%\tmp8bcf.tmp
%TEMP%\tmp8bce.tmp
%TEMP%\tmp8bcd.tmp
%TEMP%\tmp8bbc.tmp
%TEMP%\tmp8bbb.tmp
%TEMP%\tmp8bab.tmp
%TEMP%\tmp8b9a.tmp
%TEMP%\tmp8b99.tmp
%TEMP%\tmp8b88.tmp
%TEMP%\tmp8b87.tmp
%TEMP%\tmp8b77.tmp
%TEMP%\tmp8b76.tmp
%TEMP%\tmp8b65.tmp
%TEMP%\tmp8b64.tmp
%TEMP%\tmp8b54.tmp
%TEMP%\tmp8b53.tmp
%TEMP%\tmp8c04.tmp
%TEMP%\tmp8c05.tmp
%TEMP%\tmp8c06.tmp
%TEMP%\tmp8c16.tmp
%TEMP%\tmp8cd8.tmp
%TEMP%\tmp8cc7.tmp
%TEMP%\tmp8ca7.tmp
%TEMP%\tmp8c96.tmp
%TEMP%\tmp8c95.tmp
%TEMP%\tmp8c85.tmp
%TEMP%\tmp8c84.tmp
%TEMP%\tmp8c83.tmp
%TEMP%\tmp8c72.tmp
%TEMP%\tmp8c71.tmp
%TEMP%\tmp8c60.tmp
%TEMP%\tmp8c70.tmp
%TEMP%\tmp8c5f.tmp
%TEMP%\tmp8c4e.tmp
%TEMP%\tmp8c4d.tmp
%TEMP%\tmp8c4c.tmp
%TEMP%\tmp8c3b.tmp
%TEMP%\tmp8c3a.tmp
%TEMP%\tmp8c2a.tmp
%TEMP%\tmp8c29.tmp
%TEMP%\tmp8c18.tmp
%TEMP%\tmp8c17.tmp
%TEMP%\tmp8ce8.tmp
%TEMP%\tmp8b52.tmp
%TEMP%\tmp8b41.tmp
%TEMP%\tmp8b40.tmp
%TEMP%\tmp8a2a.tmp
%TEMP%\tmp8a29.tmp
%TEMP%\tmp8a19.tmp
%TEMP%\tmp8a08.tmp
%TEMP%\tmp8a07.tmp
%TEMP%\tmp89f7.tmp
%TEMP%\tmp89f6.tmp
%TEMP%\tmp89e5.tmp
%TEMP%\tmp89d4.tmp
%TEMP%\tmp89c4.tmp
%TEMP%\tmp89c3.tmp
%TEMP%\tmp89b2.tmp
%TEMP%\tmp89b1.tmp
%TEMP%\tmp89a1.tmp
%TEMP%\tmp8990.tmp
%TEMP%\tmp898f.tmp
%TEMP%\tmp897e.tmp
%TEMP%\tmp896e.tmp
%TEMP%\tmp896d.tmp
%TEMP%\tmp895c.tmp
%TEMP%\tmp8890.tmp
%TEMP%\tmp8a3b.tmp
%TEMP%\tmp8a3c.tmp
%TEMP%\tmp8a4d.tmp
%TEMP%\tmp8a4e.tmp
%TEMP%\tmp8b2e.tmp
%TEMP%\tmp8b1e.tmp
%TEMP%\tmp8b1d.tmp
%TEMP%\tmp8b0c.tmp
%TEMP%\tmp8b0b.tmp
%TEMP%\tmp8b0a.tmp
%TEMP%\tmp8afa.tmp
%TEMP%\tmp8ae9.tmp
%TEMP%\tmp8ae8.tmp
%TEMP%\tmp8ad7.tmp
%TEMP%\tmp8ac6.tmp
%TEMP%\tmp8ac7.tmp
%TEMP%\tmp8ab5.tmp
%TEMP%\tmp8aa5.tmp
%TEMP%\tmp8a94.tmp
%TEMP%\tmp8a83.tmp
%TEMP%\tmp8a82.tmp
%TEMP%\tmp8a72.tmp
%TEMP%\tmp8a71.tmp
%TEMP%\tmp8a60.tmp
%TEMP%\tmp8a5f.tmp
%TEMP%\tmp8a4f.tmp
%TEMP%\tmp8b2f.tmp
%TEMP%\revs.exe

Deletes the following files

%TEMP%\tmp8890.tmp
%TEMP%\tmp8b88.tmp
%TEMP%\tmp8b9a.tmp
%TEMP%\tmp8bbb.tmp
%TEMP%\tmp8bcd.tmp
%TEMP%\tmp8bcf.tmp
%TEMP%\tmp8be0.tmp
%TEMP%\tmp8bf2.tmp
%TEMP%\tmp8c04.tmp
%TEMP%\tmp8c06.tmp
%TEMP%\tmp8b65.tmp
%TEMP%\tmp8b77.tmp
%TEMP%\tmp8c17.tmp
%TEMP%\tmp8c4c.tmp
%TEMP%\tmp8c4e.tmp
%TEMP%\tmp8c60.tmp
%TEMP%\tmp8c71.tmp
%TEMP%\tmp8c83.tmp
%TEMP%\tmp8c85.tmp
%TEMP%\tmp8c96.tmp
%TEMP%\tmp8ca7.tmp
%TEMP%\tmp8cc7.tmp
%TEMP%\tmp8c29.tmp
%TEMP%\tmp8c3a.tmp
%TEMP%\tmp8b54.tmp
%TEMP%\tmp8b52.tmp
%TEMP%\tmp8b40.tmp
%TEMP%\tmp897e.tmp
%TEMP%\tmp8990.tmp
%TEMP%\tmp89b1.tmp
%TEMP%\tmp89c3.tmp
%TEMP%\tmp89d4.tmp
%TEMP%\tmp89f6.tmp
%TEMP%\tmp8a07.tmp
%TEMP%\tmp8a19.tmp
%TEMP%\tmp8a2a.tmp
%TEMP%\tmp8a3c.tmp
%TEMP%\tmp896d.tmp
%TEMP%\tmp8a4e.tmp
%TEMP%\tmp8a71.tmp
%TEMP%\tmp8a82.tmp
%TEMP%\tmp8a94.tmp
%TEMP%\tmp8ab5.tmp
%TEMP%\tmp8ac7.tmp
%TEMP%\tmp8ae8.tmp
%TEMP%\tmp8afa.tmp
%TEMP%\tmp8b0b.tmp
%TEMP%\tmp8b1d.tmp
%TEMP%\tmp8b2e.tmp
%TEMP%\tmp8a5f.tmp
%TEMP%\tmp8cd8.tmp
%TEMP%\tmp8ce8.tmp

Network activity

Connects to

'87.##1.71.75':3214
'ap#.ip.sb':443
'wh###.iana.org':43
'WH###.RIPE.NET':43
'bi###cket.org':443
'bb#######oads.s3.amazonaws.com':443

TCP

HTTP POST requests

http://87.###.71.75:3214/ via 87.##1.71.75

'ap#.ip.sb':443

'wh###.iana.org':43

'WH###.RIPE.NET':43

'bi###cket.org':443

'bb#######oads.s3.amazonaws.com':443

UDP

DNS ASK ap#.ip.sb
DNS ASK wh###.iana.org
DNS ASK WH###.RIPE.NET
DNS ASK bi###cket.org
DNS ASK bb#######oads.s3.amazonaws.com

Miscellaneous

Searches for the following windows

ClassName: 'Registry Monitor - Sysinternals: www.sysinternals.com' WindowName: ''
ClassName: '18467-41' WindowName: ''
ClassName: 'File Monitor - Sysinternals: www.sysinternals.com' WindowName: ''
ClassName: 'Process Monitor - Sysinternals: www.sysinternals.com' WindowName: ''

Creates and executes the following