Analysis
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max time kernel
119s -
max time network
125s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
17-04-2024 14:47
Static task
static1
Behavioral task
behavioral1
Sample
6c7b0d0545f5d55e896d26d244a411024cabbdb26c96744839e22c16a4495659.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
6c7b0d0545f5d55e896d26d244a411024cabbdb26c96744839e22c16a4495659.exe
Resource
win10v2004-20240412-en
General
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Target
6c7b0d0545f5d55e896d26d244a411024cabbdb26c96744839e22c16a4495659.exe
-
Size
456KB
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MD5
3f1e87cd3c3310b42cb8787ea8a89056
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SHA1
06769fb29ef98f2cfb6a93929d3da8cb1ef7c193
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SHA256
6c7b0d0545f5d55e896d26d244a411024cabbdb26c96744839e22c16a4495659
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SHA512
e9070a1d68605006f40f873200bafcfdd0cfd5cd6cd127e9a0d93a157b7d84934d5c07b9a9df9580b46a504c9e2c32d49a197848a15d6af1e8c2d2d79d66ec81
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SSDEEP
12288:J53M+dQj4IqNEyQCuz0cxsLirSH678+9tf:HM+KjPyQCuzVyLi2ByB
Malware Config
Extracted
snakekeylogger
http://varders.kozow.com:8081
http://aborters.duckdns.org:8081
http://anotherarmy.dns.army:8081
Signatures
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Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
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Snake Keylogger payload 5 IoCs
Processes:
resource yara_rule behavioral1/memory/2676-9-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger behavioral1/memory/2676-10-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger behavioral1/memory/2676-13-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger behavioral1/memory/2676-16-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger behavioral1/memory/2676-18-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger -
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 4 checkip.dyndns.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
6c7b0d0545f5d55e896d26d244a411024cabbdb26c96744839e22c16a4495659.exedescription pid process target process PID 1152 set thread context of 2676 1152 6c7b0d0545f5d55e896d26d244a411024cabbdb26c96744839e22c16a4495659.exe RegAsm.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 1 IoCs
Processes:
RegAsm.exepid process 2676 RegAsm.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
RegAsm.exedescription pid process Token: SeDebugPrivilege 2676 RegAsm.exe -
Suspicious use of WriteProcessMemory 20 IoCs
Processes:
6c7b0d0545f5d55e896d26d244a411024cabbdb26c96744839e22c16a4495659.exeRegAsm.execmd.exedescription pid process target process PID 1152 wrote to memory of 2676 1152 6c7b0d0545f5d55e896d26d244a411024cabbdb26c96744839e22c16a4495659.exe RegAsm.exe PID 1152 wrote to memory of 2676 1152 6c7b0d0545f5d55e896d26d244a411024cabbdb26c96744839e22c16a4495659.exe RegAsm.exe PID 1152 wrote to memory of 2676 1152 6c7b0d0545f5d55e896d26d244a411024cabbdb26c96744839e22c16a4495659.exe RegAsm.exe PID 1152 wrote to memory of 2676 1152 6c7b0d0545f5d55e896d26d244a411024cabbdb26c96744839e22c16a4495659.exe RegAsm.exe PID 1152 wrote to memory of 2676 1152 6c7b0d0545f5d55e896d26d244a411024cabbdb26c96744839e22c16a4495659.exe RegAsm.exe PID 1152 wrote to memory of 2676 1152 6c7b0d0545f5d55e896d26d244a411024cabbdb26c96744839e22c16a4495659.exe RegAsm.exe PID 1152 wrote to memory of 2676 1152 6c7b0d0545f5d55e896d26d244a411024cabbdb26c96744839e22c16a4495659.exe RegAsm.exe PID 1152 wrote to memory of 2676 1152 6c7b0d0545f5d55e896d26d244a411024cabbdb26c96744839e22c16a4495659.exe RegAsm.exe PID 1152 wrote to memory of 2676 1152 6c7b0d0545f5d55e896d26d244a411024cabbdb26c96744839e22c16a4495659.exe RegAsm.exe PID 1152 wrote to memory of 2676 1152 6c7b0d0545f5d55e896d26d244a411024cabbdb26c96744839e22c16a4495659.exe RegAsm.exe PID 1152 wrote to memory of 2676 1152 6c7b0d0545f5d55e896d26d244a411024cabbdb26c96744839e22c16a4495659.exe RegAsm.exe PID 1152 wrote to memory of 2676 1152 6c7b0d0545f5d55e896d26d244a411024cabbdb26c96744839e22c16a4495659.exe RegAsm.exe PID 2676 wrote to memory of 2472 2676 RegAsm.exe cmd.exe PID 2676 wrote to memory of 2472 2676 RegAsm.exe cmd.exe PID 2676 wrote to memory of 2472 2676 RegAsm.exe cmd.exe PID 2676 wrote to memory of 2472 2676 RegAsm.exe cmd.exe PID 2472 wrote to memory of 2444 2472 cmd.exe choice.exe PID 2472 wrote to memory of 2444 2472 cmd.exe choice.exe PID 2472 wrote to memory of 2444 2472 cmd.exe choice.exe PID 2472 wrote to memory of 2444 2472 cmd.exe choice.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\6c7b0d0545f5d55e896d26d244a411024cabbdb26c96744839e22c16a4495659.exe"C:\Users\Admin\AppData\Local\Temp\6c7b0d0545f5d55e896d26d244a411024cabbdb26c96744839e22c16a4495659.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C choice /C Y /N /D Y /T 3 & Del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"3⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\choice.exechoice /C Y /N /D Y /T 34⤵
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/1152-0-0x0000000000BB0000-0x0000000000C28000-memory.dmpFilesize
480KB
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memory/1152-1-0x0000000073EC0000-0x00000000745AE000-memory.dmpFilesize
6.9MB
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memory/1152-3-0x0000000000270000-0x00000000002B0000-memory.dmpFilesize
256KB
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memory/1152-2-0x00000000003C0000-0x0000000000416000-memory.dmpFilesize
344KB
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memory/1152-4-0x0000000000410000-0x0000000000418000-memory.dmpFilesize
32KB
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memory/1152-15-0x0000000073EC0000-0x00000000745AE000-memory.dmpFilesize
6.9MB
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memory/2676-7-0x0000000000400000-0x0000000000426000-memory.dmpFilesize
152KB
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memory/2676-9-0x0000000000400000-0x0000000000426000-memory.dmpFilesize
152KB
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memory/2676-10-0x0000000000400000-0x0000000000426000-memory.dmpFilesize
152KB
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memory/2676-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmpFilesize
4KB
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memory/2676-13-0x0000000000400000-0x0000000000426000-memory.dmpFilesize
152KB
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memory/2676-5-0x0000000000400000-0x0000000000426000-memory.dmpFilesize
152KB
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memory/2676-16-0x0000000000400000-0x0000000000426000-memory.dmpFilesize
152KB
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memory/2676-18-0x0000000000400000-0x0000000000426000-memory.dmpFilesize
152KB