snakekeylogger | a4052a6663acc950f95ea27ecf872887f640b99ede1eabf6cf4fbf495623c9c9

Analysis

max time kernel
41s
max time network
49s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
02-07-2024 02:00

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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 1 IoCs

Processes:

resource yara_rule

behavioral2/memory/1436-4-0x0000000000400000-0x0000000000426000-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

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

Processes:

f3c462280fd1964d68c76ff6889bd3c766fa7140c07962dda32c0cb488188695.exe

description pid process target process

PID 1856 set thread context of 1436 1856 f3c462280fd1964d68c76ff6889bd3c766fa7140c07962dda32c0cb488188695.exe CasPol.exe
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2456 1436 WerFault.exe CasPol.exe
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

CasPol.exe

pid process

1436 CasPol.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

CasPol.exe

description pid process

Token: SeDebugPrivilege 1436 CasPol.exe

resource	yara_rule
behavioral2/memory/1436-4-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

flow	ioc
3	checkip.dyndns.org

description	pid	process	target process
PID 1856 set thread context of 1436	1856	f3c462280fd1964d68c76ff6889bd3c766fa7140c07962dda32c0cb488188695.exe	CasPol.exe

pid	pid_target	process	target process
2456	1436	WerFault.exe	CasPol.exe

pid	process
1436	CasPol.exe

description	pid	process
Token: SeDebugPrivilege	1436	CasPol.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

f3c462280fd1964d68c76ff6889bd3c766fa7140c07962dda32c0cb488188695.exe

description	pid	process	target process
PID 1856 wrote to memory of 4656	1856	f3c462280fd1964d68c76ff6889bd3c766fa7140c07962dda32c0cb488188695.exe	installutil.exe
PID 1856 wrote to memory of 4656	1856	f3c462280fd1964d68c76ff6889bd3c766fa7140c07962dda32c0cb488188695.exe	installutil.exe
PID 1856 wrote to memory of 4656	1856	f3c462280fd1964d68c76ff6889bd3c766fa7140c07962dda32c0cb488188695.exe	installutil.exe
PID 1856 wrote to memory of 1436	1856	f3c462280fd1964d68c76ff6889bd3c766fa7140c07962dda32c0cb488188695.exe	CasPol.exe
PID 1856 wrote to memory of 1436	1856	f3c462280fd1964d68c76ff6889bd3c766fa7140c07962dda32c0cb488188695.exe	CasPol.exe
PID 1856 wrote to memory of 1436	1856	f3c462280fd1964d68c76ff6889bd3c766fa7140c07962dda32c0cb488188695.exe	CasPol.exe
PID 1856 wrote to memory of 1436	1856	f3c462280fd1964d68c76ff6889bd3c766fa7140c07962dda32c0cb488188695.exe	CasPol.exe
PID 1856 wrote to memory of 1436	1856	f3c462280fd1964d68c76ff6889bd3c766fa7140c07962dda32c0cb488188695.exe	CasPol.exe
PID 1856 wrote to memory of 1436	1856	f3c462280fd1964d68c76ff6889bd3c766fa7140c07962dda32c0cb488188695.exe	CasPol.exe
PID 1856 wrote to memory of 1436	1856	f3c462280fd1964d68c76ff6889bd3c766fa7140c07962dda32c0cb488188695.exe	CasPol.exe
PID 1856 wrote to memory of 1436	1856	f3c462280fd1964d68c76ff6889bd3c766fa7140c07962dda32c0cb488188695.exe	CasPol.exe
PID 1856 wrote to memory of 1672	1856	f3c462280fd1964d68c76ff6889bd3c766fa7140c07962dda32c0cb488188695.exe	CasPol.exe
PID 1856 wrote to memory of 1672	1856	f3c462280fd1964d68c76ff6889bd3c766fa7140c07962dda32c0cb488188695.exe	CasPol.exe
PID 1856 wrote to memory of 1672	1856	f3c462280fd1964d68c76ff6889bd3c766fa7140c07962dda32c0cb488188695.exe	CasPol.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:1856

C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe"
2⤵
PID:4656

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
PID:1436

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1436 -s 1548
3⤵
- Program crash
PID:2456

C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe"
2⤵
PID:1672

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 1436 -ip 1436
1⤵
PID:2576

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1436-4-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1436-5-0x000000007506E000-0x000000007506F000-memory.dmp

Filesize
4KB

Download
memory/1436-6-0x0000000005AE0000-0x0000000006084000-memory.dmp

Filesize
5.6MB

Download
memory/1436-7-0x00000000055D0000-0x000000000566C000-memory.dmp

Filesize
624KB

Download
memory/1436-8-0x0000000075060000-0x0000000075810000-memory.dmp

Filesize
7.7MB

Download
memory/1436-10-0x0000000075060000-0x0000000075810000-memory.dmp

Filesize
7.7MB

Download
memory/1856-1-0x00007FFEF8BF3000-0x00007FFEF8BF5000-memory.dmp

Filesize
8KB

Download
memory/1856-0-0x000001BC06A90000-0x000001BC06A98000-memory.dmp

Filesize
32KB

Download
memory/1856-2-0x000001BC08800000-0x000001BC0887A000-memory.dmp

Filesize
488KB

Download
memory/1856-3-0x00007FFEF8BF0000-0x00007FFEF96B1000-memory.dmp

Filesize
10.8MB

Download
memory/1856-9-0x00007FFEF8BF0000-0x00007FFEF96B1000-memory.dmp

Filesize
10.8MB

Download