Analysis
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max time kernel
122s -
max time network
134s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
30/01/2024, 08:31
Static task
static1
Behavioral task
behavioral1
Sample
81f70b54b7d3636313ab065145c42e5a.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
81f70b54b7d3636313ab065145c42e5a.exe
Resource
win10v2004-20231222-en
General
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Target
81f70b54b7d3636313ab065145c42e5a.exe
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Size
569KB
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MD5
81f70b54b7d3636313ab065145c42e5a
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SHA1
95e92f8dd3f90fdbd2f9b39ff5467cf108721b96
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SHA256
d5b2a38229346acf8eea0d20c4687f9f59627dcbf09c12d8ea5eb77e604653b6
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SHA512
924be32d261587bed59b2e85380688e9f0ab70161b407dc32f1e406e2108654fd393fff877fdc09abaf9eed3493926354516d2a506048f48a94d152fc87e2fdd
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SSDEEP
6144:JvLv+4SxVYycTWfDL6hBmgpq2aCnwnhNXu8doLp9be6tS7imKXIlWBS38KNrG0l1:pSPTKhgg9UNXuuoLLbe6g3lDfA0l
Malware Config
Extracted
snakekeylogger
Protocol: smtp- Host:
bh-alpha.bergeserver.com - Port:
587 - Username:
[email protected] - Password:
Hackermic11@ - 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 7 IoCs
resource yara_rule behavioral1/memory/2520-12-0x0000000000400000-0x0000000000424000-memory.dmp family_snakekeylogger behavioral1/memory/2520-14-0x0000000000400000-0x0000000000424000-memory.dmp family_snakekeylogger behavioral1/memory/2520-18-0x0000000000400000-0x0000000000424000-memory.dmp family_snakekeylogger behavioral1/memory/2520-22-0x0000000000400000-0x0000000000424000-memory.dmp family_snakekeylogger behavioral1/memory/2520-20-0x0000000000400000-0x0000000000424000-memory.dmp family_snakekeylogger behavioral1/memory/2520-25-0x0000000004B20000-0x0000000004B60000-memory.dmp family_snakekeylogger behavioral1/memory/2520-27-0x0000000004B20000-0x0000000004B60000-memory.dmp family_snakekeylogger -
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 4 checkip.dyndns.org 8 freegeoip.app 9 freegeoip.app -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2944 set thread context of 2520 2944 81f70b54b7d3636313ab065145c42e5a.exe 31 -
Program crash 1 IoCs
pid pid_target Process procid_target 3040 2520 WerFault.exe 31 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2944 81f70b54b7d3636313ab065145c42e5a.exe 2520 81f70b54b7d3636313ab065145c42e5a.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 2944 81f70b54b7d3636313ab065145c42e5a.exe Token: SeDebugPrivilege 2520 81f70b54b7d3636313ab065145c42e5a.exe -
Suspicious use of WriteProcessMemory 17 IoCs
description pid Process procid_target PID 2944 wrote to memory of 2412 2944 81f70b54b7d3636313ab065145c42e5a.exe 30 PID 2944 wrote to memory of 2412 2944 81f70b54b7d3636313ab065145c42e5a.exe 30 PID 2944 wrote to memory of 2412 2944 81f70b54b7d3636313ab065145c42e5a.exe 30 PID 2944 wrote to memory of 2412 2944 81f70b54b7d3636313ab065145c42e5a.exe 30 PID 2944 wrote to memory of 2520 2944 81f70b54b7d3636313ab065145c42e5a.exe 31 PID 2944 wrote to memory of 2520 2944 81f70b54b7d3636313ab065145c42e5a.exe 31 PID 2944 wrote to memory of 2520 2944 81f70b54b7d3636313ab065145c42e5a.exe 31 PID 2944 wrote to memory of 2520 2944 81f70b54b7d3636313ab065145c42e5a.exe 31 PID 2944 wrote to memory of 2520 2944 81f70b54b7d3636313ab065145c42e5a.exe 31 PID 2944 wrote to memory of 2520 2944 81f70b54b7d3636313ab065145c42e5a.exe 31 PID 2944 wrote to memory of 2520 2944 81f70b54b7d3636313ab065145c42e5a.exe 31 PID 2944 wrote to memory of 2520 2944 81f70b54b7d3636313ab065145c42e5a.exe 31 PID 2944 wrote to memory of 2520 2944 81f70b54b7d3636313ab065145c42e5a.exe 31 PID 2520 wrote to memory of 3040 2520 81f70b54b7d3636313ab065145c42e5a.exe 32 PID 2520 wrote to memory of 3040 2520 81f70b54b7d3636313ab065145c42e5a.exe 32 PID 2520 wrote to memory of 3040 2520 81f70b54b7d3636313ab065145c42e5a.exe 32 PID 2520 wrote to memory of 3040 2520 81f70b54b7d3636313ab065145c42e5a.exe 32
Processes
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C:\Users\Admin\AppData\Local\Temp\81f70b54b7d3636313ab065145c42e5a.exe"C:\Users\Admin\AppData\Local\Temp\81f70b54b7d3636313ab065145c42e5a.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2944 -
C:\Users\Admin\AppData\Local\Temp\81f70b54b7d3636313ab065145c42e5a.exe"{path}"2⤵PID:2412
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C:\Users\Admin\AppData\Local\Temp\81f70b54b7d3636313ab065145c42e5a.exe"{path}"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2520 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2520 -s 16163⤵
- Program crash
PID:3040
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