snakekeylogger | ce8d8f5b2708fb0a26ac9ce32c303779179ff58297279c834fd8220b77154680

Analysis

max time kernel
93s
max time network
100s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
01-07-2024 13:59

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General

Target

ce8d8f5b2708fb0a26ac9ce32c303779179ff58297279c834fd8220b77154680.exe
Size

213KB
MD5

27af175b8006ce6c2376748b21748412
SHA1

ec6b0f34dbe9294a82dcc379b3de2b744f5d65ea
SHA256

ce8d8f5b2708fb0a26ac9ce32c303779179ff58297279c834fd8220b77154680
SHA512

fa9692944fadd680c07bcfb6627f561f809e97142b41d98605c2d4034abf576ec87becd47eb4ad385d7c6d180a5d6264fe979446f4c152e4eb1fedd6e6fd69d4
SSDEEP

3072:lhgaMehpuSXYIdP/1pnVLjIvwHyV9YOsUw2hIE3JoN8EheTgc33FgO:FBLrXzn1pnV/gse9yvbE5ovh3

Score

10^/10

snakekeylogger keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
valleycountysar.org
Port:
26
Username:
[email protected]
Password:
iU0Ta!$K8L51
Email To:
[email protected]

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/1280-7-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.

Query Registry
T1012

System Information Discovery
T1082

Processes:

RegAsm.exe

description ioc process

Key value queried \REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\Control Panel\International\Geo\Nation RegAsm.exe
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

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

Processes:

ce8d8f5b2708fb0a26ac9ce32c303779179ff58297279c834fd8220b77154680.exe

description pid process target process

PID 1520 set thread context of 1280 1520 ce8d8f5b2708fb0a26ac9ce32c303779179ff58297279c834fd8220b77154680.exe RegAsm.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

RegAsm.exe

pid process

1280 RegAsm.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

RegAsm.exe

description pid process

Token: SeDebugPrivilege 1280 RegAsm.exe

resource	yara_rule
behavioral2/memory/1280-7-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\Control Panel\International\Geo\Nation	RegAsm.exe

flow	ioc
5	checkip.dyndns.org

description	pid	process	target process
PID 1520 set thread context of 1280	1520	ce8d8f5b2708fb0a26ac9ce32c303779179ff58297279c834fd8220b77154680.exe	RegAsm.exe

pid	process
1280	RegAsm.exe

description	pid	process
Token: SeDebugPrivilege	1280	RegAsm.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

ce8d8f5b2708fb0a26ac9ce32c303779179ff58297279c834fd8220b77154680.exeRegAsm.execmd.exe

description	pid	process	target process
PID 1520 wrote to memory of 1280	1520	ce8d8f5b2708fb0a26ac9ce32c303779179ff58297279c834fd8220b77154680.exe	RegAsm.exe
PID 1520 wrote to memory of 1280	1520	ce8d8f5b2708fb0a26ac9ce32c303779179ff58297279c834fd8220b77154680.exe	RegAsm.exe
PID 1520 wrote to memory of 1280	1520	ce8d8f5b2708fb0a26ac9ce32c303779179ff58297279c834fd8220b77154680.exe	RegAsm.exe
PID 1520 wrote to memory of 1280	1520	ce8d8f5b2708fb0a26ac9ce32c303779179ff58297279c834fd8220b77154680.exe	RegAsm.exe
PID 1520 wrote to memory of 1280	1520	ce8d8f5b2708fb0a26ac9ce32c303779179ff58297279c834fd8220b77154680.exe	RegAsm.exe
PID 1520 wrote to memory of 1280	1520	ce8d8f5b2708fb0a26ac9ce32c303779179ff58297279c834fd8220b77154680.exe	RegAsm.exe
PID 1520 wrote to memory of 1280	1520	ce8d8f5b2708fb0a26ac9ce32c303779179ff58297279c834fd8220b77154680.exe	RegAsm.exe
PID 1520 wrote to memory of 1280	1520	ce8d8f5b2708fb0a26ac9ce32c303779179ff58297279c834fd8220b77154680.exe	RegAsm.exe
PID 1280 wrote to memory of 4040	1280	RegAsm.exe	cmd.exe
PID 1280 wrote to memory of 4040	1280	RegAsm.exe	cmd.exe
PID 1280 wrote to memory of 4040	1280	RegAsm.exe	cmd.exe
PID 4040 wrote to memory of 3968	4040	cmd.exe	choice.exe
PID 4040 wrote to memory of 3968	4040	cmd.exe	choice.exe
PID 4040 wrote to memory of 3968	4040	cmd.exe	choice.exe

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
PID:1520

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
2⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1280

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
PID:4040

C:\Windows\SysWOW64\choice.exe
choice /C Y /N /D Y /T 3
4⤵
PID:3968

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

memory/1280-7-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1280-15-0x0000000074C70000-0x0000000075420000-memory.dmp

Filesize
7.7MB

Download
memory/1280-11-0x0000000074C70000-0x0000000075420000-memory.dmp

Filesize
7.7MB

Download
memory/1280-10-0x00000000049A0000-0x0000000004A3C000-memory.dmp

Filesize
624KB

Download
memory/1280-9-0x0000000074C70000-0x0000000075420000-memory.dmp

Filesize
7.7MB

Download
memory/1520-3-0x0000000004C10000-0x0000000004CA2000-memory.dmp

Filesize
584KB

Download
memory/1520-5-0x0000000004BC0000-0x0000000004BCA000-memory.dmp

Filesize
40KB

Download
memory/1520-6-0x0000000004BB0000-0x0000000004BBA000-memory.dmp

Filesize
40KB

Download
memory/1520-8-0x0000000074C70000-0x0000000075420000-memory.dmp

Filesize
7.7MB

Download
memory/1520-4-0x0000000004B20000-0x0000000004B56000-memory.dmp

Filesize
216KB

Download
memory/1520-0-0x0000000074C7E000-0x0000000074C7F000-memory.dmp

Filesize
4KB

Download
memory/1520-2-0x0000000005340000-0x00000000058E4000-memory.dmp

Filesize
5.6MB

Download
memory/1520-13-0x0000000074C70000-0x0000000075420000-memory.dmp

Filesize
7.7MB

Download
memory/1520-1-0x0000000000240000-0x000000000027C000-memory.dmp

Filesize
240KB

Download