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Analysis
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max time kernel
128s -
max time network
142s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
17/01/2025, 05:43
Static task
static1
Behavioral task
behavioral1
Sample
MV ANNA SCHULTE.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
MV ANNA SCHULTE.exe
Resource
win10v2004-20241007-en
General
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Target
MV ANNA SCHULTE.exe
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Size
577KB
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MD5
b9db6e64aefb803d0cfadba814ead25b
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SHA1
e96d221c5117d1c41320acce0070abd7d12ebb54
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SHA256
08bd6da35f2dd636fed920f5b2fc4a66370e07f4ce83159fe2c47d20933087d9
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SHA512
e90176f7936103f7f9116de81824de760168aa21e91aacf6ad2527c8047d946c277d2eb492699de1e0b0a49d28719e987f78b89db360ff088b60bf9c98ecab3d
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SSDEEP
12288:ZbRKjP7newedqROaZhn3PJH54prTtmPhxo3////rK///I/////+z5tLfSXPgX:DKjP7ewedbKh3BHWK6////G///I////e
Malware Config
Extracted
snakekeylogger
Protocol: smtp- Host:
webmail.active.by - Port:
25 - Username:
[email protected] - Password:
geecf683:m - Email To:
[email protected]
Signatures
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Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
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Snake Keylogger payload 1 IoCs
resource yara_rule behavioral2/memory/3568-9-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger -
Snakekeylogger family
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Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 MV ANNA SCHULTE.exe Key opened \REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 MV ANNA SCHULTE.exe Key opened \REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 MV ANNA SCHULTE.exe -
Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 21 checkip.dyndns.org 24 reallyfreegeoip.org 25 reallyfreegeoip.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4332 set thread context of 3568 4332 MV ANNA SCHULTE.exe 89 -
System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language MV ANNA SCHULTE.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language MV ANNA SCHULTE.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 3568 MV ANNA SCHULTE.exe 3568 MV ANNA SCHULTE.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3568 MV ANNA SCHULTE.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 4332 wrote to memory of 3568 4332 MV ANNA SCHULTE.exe 89 PID 4332 wrote to memory of 3568 4332 MV ANNA SCHULTE.exe 89 PID 4332 wrote to memory of 3568 4332 MV ANNA SCHULTE.exe 89 PID 4332 wrote to memory of 3568 4332 MV ANNA SCHULTE.exe 89 PID 4332 wrote to memory of 3568 4332 MV ANNA SCHULTE.exe 89 PID 4332 wrote to memory of 3568 4332 MV ANNA SCHULTE.exe 89 PID 4332 wrote to memory of 3568 4332 MV ANNA SCHULTE.exe 89 PID 4332 wrote to memory of 3568 4332 MV ANNA SCHULTE.exe 89 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 MV ANNA SCHULTE.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 MV ANNA SCHULTE.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\MV ANNA SCHULTE.exe"C:\Users\Admin\AppData\Local\Temp\MV ANNA SCHULTE.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4332 -
C:\Users\Admin\AppData\Local\Temp\MV ANNA SCHULTE.exe"C:\Users\Admin\AppData\Local\Temp\MV ANNA SCHULTE.exe"2⤵
- Accesses Microsoft Outlook profiles
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:3568
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
706B
MD52ef5ef69dadb8865b3d5b58c956077b8
SHA1af2d869bac00685c745652bbd8b3fe82829a8998
SHA256363502eb2a4e53ba02d2d85412b901fcf8e06de221736bdffa949799ef3d21e3
SHA51266d4db5dd17d88e1d54ea0df3a7211a503dc4355de701259cefccc9f2e4e3ced9534b700099ffbb089a5a3acb082011c80b61801aa14aff76b379ce8f90d4fd3