Analysis
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max time kernel
93s -
max time network
157s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
31/01/2024, 09:21
Static task
static1
Behavioral task
behavioral1
Sample
840b567a9e2a4b9d9cc93ebb3d2e551e.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
840b567a9e2a4b9d9cc93ebb3d2e551e.exe
Resource
win10v2004-20231215-en
General
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Target
840b567a9e2a4b9d9cc93ebb3d2e551e.exe
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Size
728KB
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MD5
840b567a9e2a4b9d9cc93ebb3d2e551e
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SHA1
2beb298cbf5c2e85ef0afce25610ecb9a3e07513
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SHA256
f9c99819e882b21b76cf3397677ec58d55243ef1852c3105a3e324c4cf60dafd
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SHA512
9314e039acaf7003316411980c6bb1916e57e0a908fa8008590caf32d4e5f4328a540e49a77370e7b78d1c39a98d5190a748ed47866b354aee0f5e937051fbc5
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SSDEEP
12288:AsUhjs1UvptQgVFyxzrt7uZVbqL6vFzDOFXiWxBkEryJF4W+vHVwamVDc4/9vopU:DkWmqgVF45ayinOFXpk/MReampc4/9v9
Malware Config
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/3056-14-0x0000000000400000-0x0000000000424000-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 45 checkip.dyndns.org 48 freegeoip.app 49 freegeoip.app -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4788 set thread context of 3056 4788 840b567a9e2a4b9d9cc93ebb3d2e551e.exe 93 -
Program crash 1 IoCs
pid pid_target Process procid_target 2968 3056 WerFault.exe 93 -
Suspicious behavior: EnumeratesProcesses 5 IoCs
pid Process 4788 840b567a9e2a4b9d9cc93ebb3d2e551e.exe 4788 840b567a9e2a4b9d9cc93ebb3d2e551e.exe 4788 840b567a9e2a4b9d9cc93ebb3d2e551e.exe 4788 840b567a9e2a4b9d9cc93ebb3d2e551e.exe 3056 840b567a9e2a4b9d9cc93ebb3d2e551e.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 4788 840b567a9e2a4b9d9cc93ebb3d2e551e.exe Token: SeDebugPrivilege 3056 840b567a9e2a4b9d9cc93ebb3d2e551e.exe -
Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 4788 wrote to memory of 2456 4788 840b567a9e2a4b9d9cc93ebb3d2e551e.exe 91 PID 4788 wrote to memory of 2456 4788 840b567a9e2a4b9d9cc93ebb3d2e551e.exe 91 PID 4788 wrote to memory of 2456 4788 840b567a9e2a4b9d9cc93ebb3d2e551e.exe 91 PID 4788 wrote to memory of 4088 4788 840b567a9e2a4b9d9cc93ebb3d2e551e.exe 92 PID 4788 wrote to memory of 4088 4788 840b567a9e2a4b9d9cc93ebb3d2e551e.exe 92 PID 4788 wrote to memory of 4088 4788 840b567a9e2a4b9d9cc93ebb3d2e551e.exe 92 PID 4788 wrote to memory of 3056 4788 840b567a9e2a4b9d9cc93ebb3d2e551e.exe 93 PID 4788 wrote to memory of 3056 4788 840b567a9e2a4b9d9cc93ebb3d2e551e.exe 93 PID 4788 wrote to memory of 3056 4788 840b567a9e2a4b9d9cc93ebb3d2e551e.exe 93 PID 4788 wrote to memory of 3056 4788 840b567a9e2a4b9d9cc93ebb3d2e551e.exe 93 PID 4788 wrote to memory of 3056 4788 840b567a9e2a4b9d9cc93ebb3d2e551e.exe 93 PID 4788 wrote to memory of 3056 4788 840b567a9e2a4b9d9cc93ebb3d2e551e.exe 93 PID 4788 wrote to memory of 3056 4788 840b567a9e2a4b9d9cc93ebb3d2e551e.exe 93 PID 4788 wrote to memory of 3056 4788 840b567a9e2a4b9d9cc93ebb3d2e551e.exe 93
Processes
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C:\Users\Admin\AppData\Local\Temp\840b567a9e2a4b9d9cc93ebb3d2e551e.exe"C:\Users\Admin\AppData\Local\Temp\840b567a9e2a4b9d9cc93ebb3d2e551e.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4788 -
C:\Users\Admin\AppData\Local\Temp\840b567a9e2a4b9d9cc93ebb3d2e551e.exe"C:\Users\Admin\AppData\Local\Temp\840b567a9e2a4b9d9cc93ebb3d2e551e.exe"2⤵PID:2456
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C:\Users\Admin\AppData\Local\Temp\840b567a9e2a4b9d9cc93ebb3d2e551e.exe"C:\Users\Admin\AppData\Local\Temp\840b567a9e2a4b9d9cc93ebb3d2e551e.exe"2⤵PID:4088
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C:\Users\Admin\AppData\Local\Temp\840b567a9e2a4b9d9cc93ebb3d2e551e.exe"C:\Users\Admin\AppData\Local\Temp\840b567a9e2a4b9d9cc93ebb3d2e551e.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3056 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3056 -s 18083⤵
- Program crash
PID:2968
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 372 -p 3056 -ip 30561⤵PID:1472