snakekeylogger | a4052a6663acc950f95ea27ecf872887f640b99ede1eabf6cf4fbf495623c9c9

Analysis

max time kernel
122s
max time network
125s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
03-07-2024 00:29

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General

Target

f3c462280fd1964d68c76ff6889bd3c766fa7140c07962dda32c0cb488188695.exe
Size

1.5MB
MD5

ec3fe16c54946213c717a27606f70243
SHA1

d11efe4e0f949ff6b14929cd30ae146c1b4a11c9
SHA256

f3c462280fd1964d68c76ff6889bd3c766fa7140c07962dda32c0cb488188695
SHA512

66125f727ec27d3e1da5c87953e46e928b000d564c784b919ba0b558efe4aa080a2f310e729f03b113ab02bc5aea390bb60a6829d3d586fab414b430d40eab04
SSDEEP

12288:1hNsCbYGek5/68cYvmjZxVcsK3SCv6vcuqVuMDCqg0h+:14CF/6V1xNK3SnUrRh+

Score

10^/10

snakekeylogger keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
valleycountysar.org
Port:
26
Username:
[email protected]
Password:
fY,FLoadtsiF

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/2068-8-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2068-13-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2068-17-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2068-15-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2068-10-0x0000000000400000-0x0000000000426000-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:

f3c462280fd1964d68c76ff6889bd3c766fa7140c07962dda32c0cb488188695.exe

description pid process target process

PID 1780 set thread context of 2068 1780 f3c462280fd1964d68c76ff6889bd3c766fa7140c07962dda32c0cb488188695.exe installutil.exe
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

installutil.exe

pid process

2068 installutil.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

installutil.exe

description pid process

Token: SeDebugPrivilege 2068 installutil.exe

flow	ioc
4	checkip.dyndns.org

description	pid	process	target process
PID 1780 set thread context of 2068	1780	f3c462280fd1964d68c76ff6889bd3c766fa7140c07962dda32c0cb488188695.exe	installutil.exe

pid	process
2068	installutil.exe

description	pid	process
Token: SeDebugPrivilege	2068	installutil.exe

Suspicious use of WriteProcessMemory 23 IoCs

Processes:

f3c462280fd1964d68c76ff6889bd3c766fa7140c07962dda32c0cb488188695.exeinstallutil.execmd.exe

description	pid	process	target process
PID 1780 wrote to memory of 2068	1780	f3c462280fd1964d68c76ff6889bd3c766fa7140c07962dda32c0cb488188695.exe	installutil.exe
PID 1780 wrote to memory of 2068	1780	f3c462280fd1964d68c76ff6889bd3c766fa7140c07962dda32c0cb488188695.exe	installutil.exe
PID 1780 wrote to memory of 2068	1780	f3c462280fd1964d68c76ff6889bd3c766fa7140c07962dda32c0cb488188695.exe	installutil.exe
PID 1780 wrote to memory of 2068	1780	f3c462280fd1964d68c76ff6889bd3c766fa7140c07962dda32c0cb488188695.exe	installutil.exe
PID 1780 wrote to memory of 2068	1780	f3c462280fd1964d68c76ff6889bd3c766fa7140c07962dda32c0cb488188695.exe	installutil.exe
PID 1780 wrote to memory of 2068	1780	f3c462280fd1964d68c76ff6889bd3c766fa7140c07962dda32c0cb488188695.exe	installutil.exe
PID 1780 wrote to memory of 2068	1780	f3c462280fd1964d68c76ff6889bd3c766fa7140c07962dda32c0cb488188695.exe	installutil.exe
PID 1780 wrote to memory of 2068	1780	f3c462280fd1964d68c76ff6889bd3c766fa7140c07962dda32c0cb488188695.exe	installutil.exe
PID 1780 wrote to memory of 2068	1780	f3c462280fd1964d68c76ff6889bd3c766fa7140c07962dda32c0cb488188695.exe	installutil.exe
PID 1780 wrote to memory of 2068	1780	f3c462280fd1964d68c76ff6889bd3c766fa7140c07962dda32c0cb488188695.exe	installutil.exe
PID 1780 wrote to memory of 2068	1780	f3c462280fd1964d68c76ff6889bd3c766fa7140c07962dda32c0cb488188695.exe	installutil.exe
PID 1780 wrote to memory of 2068	1780	f3c462280fd1964d68c76ff6889bd3c766fa7140c07962dda32c0cb488188695.exe	installutil.exe
PID 1780 wrote to memory of 1040	1780	f3c462280fd1964d68c76ff6889bd3c766fa7140c07962dda32c0cb488188695.exe	WerFault.exe
PID 1780 wrote to memory of 1040	1780	f3c462280fd1964d68c76ff6889bd3c766fa7140c07962dda32c0cb488188695.exe	WerFault.exe
PID 1780 wrote to memory of 1040	1780	f3c462280fd1964d68c76ff6889bd3c766fa7140c07962dda32c0cb488188695.exe	WerFault.exe
PID 2068 wrote to memory of 2528	2068	installutil.exe	cmd.exe
PID 2068 wrote to memory of 2528	2068	installutil.exe	cmd.exe
PID 2068 wrote to memory of 2528	2068	installutil.exe	cmd.exe
PID 2068 wrote to memory of 2528	2068	installutil.exe	cmd.exe
PID 2528 wrote to memory of 2536	2528	cmd.exe	choice.exe
PID 2528 wrote to memory of 2536	2528	cmd.exe	choice.exe
PID 2528 wrote to memory of 2536	2528	cmd.exe	choice.exe
PID 2528 wrote to memory of 2536	2528	cmd.exe	choice.exe

C:\Users\Admin\AppData\Local\Temp\f3c462280fd1964d68c76ff6889bd3c766fa7140c07962dda32c0cb488188695.exe
"C:\Users\Admin\AppData\Local\Temp\f3c462280fd1964d68c76ff6889bd3c766fa7140c07962dda32c0cb488188695.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1780

C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2068

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\installutil.exe"
3⤵
- Suspicious use of WriteProcessMemory
PID:2528

C:\Windows\SysWOW64\choice.exe
choice /C Y /N /D Y /T 3
4⤵
PID:2536

C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -u -p 1780 -s 620
2⤵
PID:1040

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1780-0-0x000007FEF5F43000-0x000007FEF5F44000-memory.dmp

Filesize
4KB

Download
memory/1780-1-0x0000000000E90000-0x0000000000E98000-memory.dmp

Filesize
32KB

Download
memory/1780-2-0x0000000000450000-0x00000000004CA000-memory.dmp

Filesize
488KB

Download
memory/1780-3-0x000007FEF5F40000-0x000007FEF692C000-memory.dmp

Filesize
9.9MB

Download
memory/1780-21-0x000007FEF5F40000-0x000007FEF692C000-memory.dmp

Filesize
9.9MB

Download
memory/1780-20-0x000007FEF5F43000-0x000007FEF5F44000-memory.dmp

Filesize
4KB

Download
memory/2068-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2068-15-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2068-17-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2068-6-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2068-4-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2068-10-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2068-18-0x0000000074D3E000-0x0000000074D3F000-memory.dmp

Filesize
4KB

Download
memory/2068-19-0x0000000074D30000-0x000000007541E000-memory.dmp

Filesize
6.9MB

Download
memory/2068-13-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2068-8-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2068-22-0x0000000074D3E000-0x0000000074D3F000-memory.dmp

Filesize
4KB

Download
memory/2068-23-0x0000000074D30000-0x000000007541E000-memory.dmp

Filesize
6.9MB

Download
memory/2068-24-0x0000000074D30000-0x000000007541E000-memory.dmp

Filesize
6.9MB

Download