snakekeylogger | 1b7416ccd14d77c3e32acd8de94d7a3e41d7c615ce2fe04ab9254025fade1464

Analysis

max time kernel
146s
max time network
144s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
24-12-2023 21:46

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General

Target

139d42abb395bab309612cb3bd31b4bd.exe
Size

439KB
MD5

139d42abb395bab309612cb3bd31b4bd
SHA1

12173902ddd86e520055c09c2ec33528bd272411
SHA256

1b7416ccd14d77c3e32acd8de94d7a3e41d7c615ce2fe04ab9254025fade1464
SHA512

7610c136ea0a5fcab3e1529d9c4b87e875db3bd55ed5ff185c6c075b844ced8a94b0aaa7bcb929ada80d5970ded2384d9dc061f0eeda1ee12c95b048422039db
SSDEEP

12288:Vf1cG+DGoqS09iJOCDyjqkoocU9rF0vdSPntqW5B:vDGlJOljvoC9rGvIPntzB

Score

10^/10

snakekeylogger keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
smtp.azebal.com
Port:
587
Username:
[email protected]
Password:
#*ehEFidm0
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/816-3-0x0000000000400000-0x0000000000448000-memory.dmp	family_snakekeylogger

Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

4 checkip.dyndns.org
25 freegeoip.app
26 freegeoip.app
Suspicious use of SetThreadContext 1 IoCs

Processes:

139d42abb395bab309612cb3bd31b4bd.exe

description pid process target process

PID 1400 set thread context of 816 1400 139d42abb395bab309612cb3bd31b4bd.exe MSBuild.exe
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

3672 1400 WerFault.exe 139d42abb395bab309612cb3bd31b4bd.exe

flow	ioc
4	checkip.dyndns.org
25	freegeoip.app
26	freegeoip.app

description	pid	process	target process
PID 1400 set thread context of 816	1400	139d42abb395bab309612cb3bd31b4bd.exe	MSBuild.exe

pid	pid_target	process	target process
3672	1400	WerFault.exe	139d42abb395bab309612cb3bd31b4bd.exe

Checks processor information in registry 2 TTPs 3 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

dw20.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	dw20.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	dw20.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	dw20.exe

Enumerates system info in registry 2 TTPs 2 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

dw20.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	dw20.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	dw20.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

MSBuild.exe

pid process

816 MSBuild.exe
Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

139d42abb395bab309612cb3bd31b4bd.exe

pid process

1400 139d42abb395bab309612cb3bd31b4bd.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

MSBuild.exedw20.exe

description pid process

Token: SeDebugPrivilege 816 MSBuild.exe
Token: SeBackupPrivilege 3252 dw20.exe
Token: SeBackupPrivilege 3252 dw20.exe

pid	process
816	MSBuild.exe

pid	process
1400	139d42abb395bab309612cb3bd31b4bd.exe

description	pid	process
Token: SeDebugPrivilege	816	MSBuild.exe
Token: SeBackupPrivilege	3252	dw20.exe
Token: SeBackupPrivilege	3252	dw20.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

139d42abb395bab309612cb3bd31b4bd.exeMSBuild.exe

description	pid	process	target process
PID 1400 wrote to memory of 816	1400	139d42abb395bab309612cb3bd31b4bd.exe	MSBuild.exe
PID 1400 wrote to memory of 816	1400	139d42abb395bab309612cb3bd31b4bd.exe	MSBuild.exe
PID 1400 wrote to memory of 816	1400	139d42abb395bab309612cb3bd31b4bd.exe	MSBuild.exe
PID 1400 wrote to memory of 816	1400	139d42abb395bab309612cb3bd31b4bd.exe	MSBuild.exe
PID 816 wrote to memory of 3252	816	MSBuild.exe	dw20.exe
PID 816 wrote to memory of 3252	816	MSBuild.exe	dw20.exe
PID 816 wrote to memory of 3252	816	MSBuild.exe	dw20.exe

C:\Users\Admin\AppData\Local\Temp\139d42abb395bab309612cb3bd31b4bd.exe
"C:\Users\Admin\AppData\Local\Temp\139d42abb395bab309612cb3bd31b4bd.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1400

C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
"C:\Users\Admin\AppData\Local\Temp\139d42abb395bab309612cb3bd31b4bd.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:816

C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
dw20.exe -x -s 1772
3⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious use of AdjustPrivilegeToken
PID:3252

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1400 -s 352
2⤵
- Program crash
PID:3672

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 1400 -ip 1400
1⤵
PID:4412

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/816-3-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/816-4-0x00000000748F0000-0x0000000074EA1000-memory.dmp

Filesize
5.7MB

Download
memory/816-5-0x0000000001520000-0x0000000001530000-memory.dmp

Filesize
64KB

Download
memory/816-6-0x00000000748F0000-0x0000000074EA1000-memory.dmp

Filesize
5.7MB

Download
memory/816-13-0x00000000748F0000-0x0000000074EA1000-memory.dmp

Filesize
5.7MB

Download
memory/1400-1-0x00000000000A0000-0x00000000001A0000-memory.dmp

Filesize
1024KB

Download
memory/1400-2-0x0000000000920000-0x0000000000922000-memory.dmp

Filesize
8KB

Download