Analysis
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max time kernel
119s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20240419-en -
resource tags
arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-x64system -
submitted
02-07-2024 02:04
Static task
static1
Behavioral task
behavioral1
Sample
ce8d8f5b2708fb0a26ac9ce32c303779179ff58297279c834fd8220b77154680.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
ce8d8f5b2708fb0a26ac9ce32c303779179ff58297279c834fd8220b77154680.exe
Resource
win10v2004-20240226-en
General
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Target
ce8d8f5b2708fb0a26ac9ce32c303779179ff58297279c834fd8220b77154680.exe
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Size
213KB
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MD5
27af175b8006ce6c2376748b21748412
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SHA1
ec6b0f34dbe9294a82dcc379b3de2b744f5d65ea
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SHA256
ce8d8f5b2708fb0a26ac9ce32c303779179ff58297279c834fd8220b77154680
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SHA512
fa9692944fadd680c07bcfb6627f561f809e97142b41d98605c2d4034abf576ec87becd47eb4ad385d7c6d180a5d6264fe979446f4c152e4eb1fedd6e6fd69d4
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SSDEEP
3072:lhgaMehpuSXYIdP/1pnVLjIvwHyV9YOsUw2hIE3JoN8EheTgc33FgO:FBLrXzn1pnV/gse9yvbE5ovh3
Malware Config
Extracted
snakekeylogger
Protocol: smtp- Host:
valleycountysar.org - Port:
26 - Username:
[email protected] - Password:
iU0Ta!$K8L51 - 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 5 IoCs
Processes:
resource yara_rule behavioral1/memory/2132-14-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger behavioral1/memory/2132-18-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger behavioral1/memory/2132-16-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger behavioral1/memory/2132-10-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger behavioral1/memory/2132-8-0x0000000000400000-0x0000000000426000-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:
ce8d8f5b2708fb0a26ac9ce32c303779179ff58297279c834fd8220b77154680.exedescription pid process target process PID 1764 set thread context of 2132 1764 ce8d8f5b2708fb0a26ac9ce32c303779179ff58297279c834fd8220b77154680.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 2132 RegAsm.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
RegAsm.exedescription pid process Token: SeDebugPrivilege 2132 RegAsm.exe -
Suspicious use of WriteProcessMemory 20 IoCs
Processes:
ce8d8f5b2708fb0a26ac9ce32c303779179ff58297279c834fd8220b77154680.exeRegAsm.execmd.exedescription pid process target process PID 1764 wrote to memory of 2132 1764 ce8d8f5b2708fb0a26ac9ce32c303779179ff58297279c834fd8220b77154680.exe RegAsm.exe PID 1764 wrote to memory of 2132 1764 ce8d8f5b2708fb0a26ac9ce32c303779179ff58297279c834fd8220b77154680.exe RegAsm.exe PID 1764 wrote to memory of 2132 1764 ce8d8f5b2708fb0a26ac9ce32c303779179ff58297279c834fd8220b77154680.exe RegAsm.exe PID 1764 wrote to memory of 2132 1764 ce8d8f5b2708fb0a26ac9ce32c303779179ff58297279c834fd8220b77154680.exe RegAsm.exe PID 1764 wrote to memory of 2132 1764 ce8d8f5b2708fb0a26ac9ce32c303779179ff58297279c834fd8220b77154680.exe RegAsm.exe PID 1764 wrote to memory of 2132 1764 ce8d8f5b2708fb0a26ac9ce32c303779179ff58297279c834fd8220b77154680.exe RegAsm.exe PID 1764 wrote to memory of 2132 1764 ce8d8f5b2708fb0a26ac9ce32c303779179ff58297279c834fd8220b77154680.exe RegAsm.exe PID 1764 wrote to memory of 2132 1764 ce8d8f5b2708fb0a26ac9ce32c303779179ff58297279c834fd8220b77154680.exe RegAsm.exe PID 1764 wrote to memory of 2132 1764 ce8d8f5b2708fb0a26ac9ce32c303779179ff58297279c834fd8220b77154680.exe RegAsm.exe PID 1764 wrote to memory of 2132 1764 ce8d8f5b2708fb0a26ac9ce32c303779179ff58297279c834fd8220b77154680.exe RegAsm.exe PID 1764 wrote to memory of 2132 1764 ce8d8f5b2708fb0a26ac9ce32c303779179ff58297279c834fd8220b77154680.exe RegAsm.exe PID 1764 wrote to memory of 2132 1764 ce8d8f5b2708fb0a26ac9ce32c303779179ff58297279c834fd8220b77154680.exe RegAsm.exe PID 2132 wrote to memory of 2664 2132 RegAsm.exe cmd.exe PID 2132 wrote to memory of 2664 2132 RegAsm.exe cmd.exe PID 2132 wrote to memory of 2664 2132 RegAsm.exe cmd.exe PID 2132 wrote to memory of 2664 2132 RegAsm.exe cmd.exe PID 2664 wrote to memory of 2584 2664 cmd.exe choice.exe PID 2664 wrote to memory of 2584 2664 cmd.exe choice.exe PID 2664 wrote to memory of 2584 2664 cmd.exe choice.exe PID 2664 wrote to memory of 2584 2664 cmd.exe choice.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\ce8d8f5b2708fb0a26ac9ce32c303779179ff58297279c834fd8220b77154680.exe"C:\Users\Admin\AppData\Local\Temp\ce8d8f5b2708fb0a26ac9ce32c303779179ff58297279c834fd8220b77154680.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/1764-0-0x000000007450E000-0x000000007450F000-memory.dmpFilesize
4KB
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memory/1764-1-0x0000000000970000-0x00000000009AC000-memory.dmpFilesize
240KB
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memory/1764-2-0x00000000002F0000-0x0000000000326000-memory.dmpFilesize
216KB
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memory/1764-3-0x0000000000340000-0x000000000034A000-memory.dmpFilesize
40KB
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memory/1764-20-0x0000000074500000-0x0000000074BEE000-memory.dmpFilesize
6.9MB
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memory/1764-19-0x0000000074500000-0x0000000074BEE000-memory.dmpFilesize
6.9MB
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memory/2132-18-0x0000000000400000-0x0000000000426000-memory.dmpFilesize
152KB
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memory/2132-16-0x0000000000400000-0x0000000000426000-memory.dmpFilesize
152KB
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memory/2132-10-0x0000000000400000-0x0000000000426000-memory.dmpFilesize
152KB
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memory/2132-8-0x0000000000400000-0x0000000000426000-memory.dmpFilesize
152KB
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memory/2132-6-0x0000000000400000-0x0000000000426000-memory.dmpFilesize
152KB
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memory/2132-4-0x0000000000400000-0x0000000000426000-memory.dmpFilesize
152KB
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memory/2132-14-0x0000000000400000-0x0000000000426000-memory.dmpFilesize
152KB
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memory/2132-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmpFilesize
4KB