Analysis
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max time kernel
119s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20240508-en -
resource tags
arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system -
submitted
25/06/2024, 12:10
Static task
static1
Behavioral task
behavioral1
Sample
IMG_0071191023.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
IMG_0071191023.exe
Resource
win10v2004-20240611-en
General
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Target
IMG_0071191023.exe
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Size
2.3MB
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MD5
2ac1f1c64c70fccd720c3f93aa9cd454
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SHA1
bc836c0d5b477d3dd76f1594250a6653676a055a
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SHA256
051c3ec7d46367718322c641f4e415da3b2d5f49820750562c00d3562550846a
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SHA512
f7f5ae1f562d324d9c9b2abd054308628f9d7e32f0e1e6e7a5bc577ae6278903cd41c7be46c3377875e0a56e0c8226c920a7b168c3f948f3d1698f58d9ee14a5
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SSDEEP
49152:MlswPMEqlq38CnNldC8azABKvmHoGXMKaEEW4eP:cXIVAyPOdMKYW4m
Malware Config
Extracted
snakekeylogger
Protocol: smtp- Host:
ypcog.shop - Port:
587 - Username:
[email protected] - Password:
VkkUCofD0slW - 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 behavioral1/memory/2768-4913-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Windows\CurrentVersion\Run\tiowhj = "C:\\Users\\Admin\\AppData\\Roaming\\tiowhj.exe" IMG_0071191023.exe -
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 4 checkip.dyndns.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2828 set thread context of 2768 2828 IMG_0071191023.exe 31 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 1 IoCs
pid pid_target Process procid_target 1744 2768 WerFault.exe 31 -
Gathers network information 2 TTPs 2 IoCs
Uses commandline utility to view network configuration.
pid Process 2600 ipconfig.exe 264 ipconfig.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 2768 IMG_0071191023.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 2828 IMG_0071191023.exe Token: SeDebugPrivilege 2828 IMG_0071191023.exe Token: SeDebugPrivilege 2768 IMG_0071191023.exe -
Suspicious use of WriteProcessMemory 29 IoCs
description pid Process procid_target PID 2828 wrote to memory of 2684 2828 IMG_0071191023.exe 28 PID 2828 wrote to memory of 2684 2828 IMG_0071191023.exe 28 PID 2828 wrote to memory of 2684 2828 IMG_0071191023.exe 28 PID 2828 wrote to memory of 2684 2828 IMG_0071191023.exe 28 PID 2684 wrote to memory of 2600 2684 cmd.exe 30 PID 2684 wrote to memory of 2600 2684 cmd.exe 30 PID 2684 wrote to memory of 2600 2684 cmd.exe 30 PID 2684 wrote to memory of 2600 2684 cmd.exe 30 PID 2828 wrote to memory of 2768 2828 IMG_0071191023.exe 31 PID 2828 wrote to memory of 2768 2828 IMG_0071191023.exe 31 PID 2828 wrote to memory of 2768 2828 IMG_0071191023.exe 31 PID 2828 wrote to memory of 2768 2828 IMG_0071191023.exe 31 PID 2828 wrote to memory of 2768 2828 IMG_0071191023.exe 31 PID 2828 wrote to memory of 2768 2828 IMG_0071191023.exe 31 PID 2828 wrote to memory of 2768 2828 IMG_0071191023.exe 31 PID 2828 wrote to memory of 2768 2828 IMG_0071191023.exe 31 PID 2828 wrote to memory of 2768 2828 IMG_0071191023.exe 31 PID 2828 wrote to memory of 1932 2828 IMG_0071191023.exe 32 PID 2828 wrote to memory of 1932 2828 IMG_0071191023.exe 32 PID 2828 wrote to memory of 1932 2828 IMG_0071191023.exe 32 PID 2828 wrote to memory of 1932 2828 IMG_0071191023.exe 32 PID 1932 wrote to memory of 264 1932 cmd.exe 34 PID 1932 wrote to memory of 264 1932 cmd.exe 34 PID 1932 wrote to memory of 264 1932 cmd.exe 34 PID 1932 wrote to memory of 264 1932 cmd.exe 34 PID 2768 wrote to memory of 1744 2768 IMG_0071191023.exe 37 PID 2768 wrote to memory of 1744 2768 IMG_0071191023.exe 37 PID 2768 wrote to memory of 1744 2768 IMG_0071191023.exe 37 PID 2768 wrote to memory of 1744 2768 IMG_0071191023.exe 37
Processes
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C:\Users\Admin\AppData\Local\Temp\IMG_0071191023.exe"C:\Users\Admin\AppData\Local\Temp\IMG_0071191023.exe"1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2828 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ipconfig /release2⤵
- Suspicious use of WriteProcessMemory
PID:2684 -
C:\Windows\SysWOW64\ipconfig.exeipconfig /release3⤵
- Gathers network information
PID:2600
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C:\Users\Admin\AppData\Local\Temp\IMG_0071191023.exe"C:\Users\Admin\AppData\Local\Temp\IMG_0071191023.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2768 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2768 -s 10843⤵
- Program crash
PID:1744
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ipconfig /renew2⤵
- Suspicious use of WriteProcessMemory
PID:1932 -
C:\Windows\SysWOW64\ipconfig.exeipconfig /renew3⤵
- Gathers network information
PID:264
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