snakekeylogger | 2facfa5bb80933431ce452627dd71c6c9b5711799dea72732e1617622ec45c54

Analysis

max time kernel
119s
max time network
123s
platform
windows7_x64
resource
win7-20240611-en
resource tags

arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system
submitted
02-07-2024 01:14

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General

Target

2facfa5bb80933431ce452627dd71c6c9b5711799dea72732e1617622ec45c54.exe
Size

1.3MB
MD5

7e3694a4d525aecb407e7dfee160afee
SHA1

9e515221e99af422d0e7c76b3b90e9a259f67562
SHA256

2facfa5bb80933431ce452627dd71c6c9b5711799dea72732e1617622ec45c54
SHA512

1eb559e7d6cdb090fd16bb36aee866b156341ca95955313a73e1187cf7fbfbd7f5aea2d0c2a6b67394e94218899b79d977dddcdf1dcf587c45b6cf9a1388a7eb
SSDEEP

12288:o+WbFkpXD7n1FDoPNUCobwMtFTUhqxDd1XKm:o+4i3nnDAUCobwQ3h1R

Score

10^/10

snakekeylogger keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
valleycountysar.org
Port:
26
Username:
[email protected]
Password:
i~~Ga+6_-~V*

Signatures

Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
stealer keylogger snakekeylogger

Snake Keylogger payload 5 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2236-6-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2236-11-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2236-15-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2236-9-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2236-13-0x0000000000400000-0x0000000000426000-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

2 checkip.dyndns.org
Suspicious use of SetThreadContext 1 IoCs

Processes:

2facfa5bb80933431ce452627dd71c6c9b5711799dea72732e1617622ec45c54.exe

description pid process target process

PID 2840 set thread context of 2236 2840 2facfa5bb80933431ce452627dd71c6c9b5711799dea72732e1617622ec45c54.exe CasPol.exe
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

CasPol.exe

pid process

2236 CasPol.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

CasPol.exe

description pid process

Token: SeDebugPrivilege 2236 CasPol.exe

flow	ioc
2	checkip.dyndns.org

description	pid	process	target process
PID 2840 set thread context of 2236	2840	2facfa5bb80933431ce452627dd71c6c9b5711799dea72732e1617622ec45c54.exe	CasPol.exe

pid	process
2236	CasPol.exe

description	pid	process
Token: SeDebugPrivilege	2236	CasPol.exe

Suspicious use of WriteProcessMemory 20 IoCs

Processes:

2facfa5bb80933431ce452627dd71c6c9b5711799dea72732e1617622ec45c54.exeCasPol.execmd.exe

description	pid	process	target process
PID 2840 wrote to memory of 2236	2840	2facfa5bb80933431ce452627dd71c6c9b5711799dea72732e1617622ec45c54.exe	CasPol.exe
PID 2840 wrote to memory of 2236	2840	2facfa5bb80933431ce452627dd71c6c9b5711799dea72732e1617622ec45c54.exe	CasPol.exe
PID 2840 wrote to memory of 2236	2840	2facfa5bb80933431ce452627dd71c6c9b5711799dea72732e1617622ec45c54.exe	CasPol.exe
PID 2840 wrote to memory of 2236	2840	2facfa5bb80933431ce452627dd71c6c9b5711799dea72732e1617622ec45c54.exe	CasPol.exe
PID 2840 wrote to memory of 2236	2840	2facfa5bb80933431ce452627dd71c6c9b5711799dea72732e1617622ec45c54.exe	CasPol.exe
PID 2840 wrote to memory of 2236	2840	2facfa5bb80933431ce452627dd71c6c9b5711799dea72732e1617622ec45c54.exe	CasPol.exe
PID 2840 wrote to memory of 2236	2840	2facfa5bb80933431ce452627dd71c6c9b5711799dea72732e1617622ec45c54.exe	CasPol.exe
PID 2840 wrote to memory of 2236	2840	2facfa5bb80933431ce452627dd71c6c9b5711799dea72732e1617622ec45c54.exe	CasPol.exe
PID 2840 wrote to memory of 2236	2840	2facfa5bb80933431ce452627dd71c6c9b5711799dea72732e1617622ec45c54.exe	CasPol.exe
PID 2840 wrote to memory of 2600	2840	2facfa5bb80933431ce452627dd71c6c9b5711799dea72732e1617622ec45c54.exe	WerFault.exe
PID 2840 wrote to memory of 2600	2840	2facfa5bb80933431ce452627dd71c6c9b5711799dea72732e1617622ec45c54.exe	WerFault.exe
PID 2840 wrote to memory of 2600	2840	2facfa5bb80933431ce452627dd71c6c9b5711799dea72732e1617622ec45c54.exe	WerFault.exe
PID 2236 wrote to memory of 2760	2236	CasPol.exe	cmd.exe
PID 2236 wrote to memory of 2760	2236	CasPol.exe	cmd.exe
PID 2236 wrote to memory of 2760	2236	CasPol.exe	cmd.exe
PID 2236 wrote to memory of 2760	2236	CasPol.exe	cmd.exe
PID 2760 wrote to memory of 2532	2760	cmd.exe	choice.exe
PID 2760 wrote to memory of 2532	2760	cmd.exe	choice.exe
PID 2760 wrote to memory of 2532	2760	cmd.exe	choice.exe
PID 2760 wrote to memory of 2532	2760	cmd.exe	choice.exe

C:\Users\Admin\AppData\Local\Temp\2facfa5bb80933431ce452627dd71c6c9b5711799dea72732e1617622ec45c54.exe
"C:\Users\Admin\AppData\Local\Temp\2facfa5bb80933431ce452627dd71c6c9b5711799dea72732e1617622ec45c54.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2840

C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2236

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\CasPol.exe"
3⤵
- Suspicious use of WriteProcessMemory
PID:2760

C:\Windows\SysWOW64\choice.exe
choice /C Y /N /D Y /T 3
4⤵
PID:2532

C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -u -p 2840 -s 628
2⤵
PID:2600

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/2236-9-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2236-6-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2236-18-0x0000000074240000-0x000000007492E000-memory.dmp

Filesize
6.9MB

Download
memory/2236-17-0x0000000074240000-0x000000007492E000-memory.dmp

Filesize
6.9MB

Download
memory/2236-13-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2236-11-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2236-15-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2236-4-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2236-16-0x000000007424E000-0x000000007424F000-memory.dmp

Filesize
4KB

Download
memory/2236-5-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2236-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2840-1-0x0000000000B40000-0x0000000000B48000-memory.dmp

Filesize
32KB

Download
memory/2840-2-0x000000001AF30000-0x000000001AFA8000-memory.dmp

Filesize
480KB

Download
memory/2840-3-0x000007FEF5370000-0x000007FEF5D5C000-memory.dmp

Filesize
9.9MB

Download
memory/2840-0-0x000007FEF5373000-0x000007FEF5374000-memory.dmp

Filesize
4KB

Download
memory/2840-19-0x000007FEF5373000-0x000007FEF5374000-memory.dmp

Filesize
4KB

Download
memory/2840-20-0x000007FEF5370000-0x000007FEF5D5C000-memory.dmp

Filesize
9.9MB

Download