snakekeylogger | 3c5c50b3ba1fb0a871e832829b9464f2d26e67d4cf99da936b1642663173fd11

General

Target

mutabakat.exe
Size

943KB
MD5

8a957444b30bd6f6d4045b4633cdcb06
SHA1

5a93c152c9c461fb72df00b5fd1e05bb9b152015
SHA256

3c5c50b3ba1fb0a871e832829b9464f2d26e67d4cf99da936b1642663173fd11
SHA512

738b25ae595316603546f7214aa14b9b22e198a4336e921d42b88f28154bc2f64017bc30c8924dcbd3d6d4704793a2c44eb8dd607e81b69a5b41fb519ac32cc1
SSDEEP

24576:mu6J33O0c+JY5UZ+XC0kGso6Fa2VBuKeueWWY:ou0c++OCvkGs9Fa2V0KeuiY

Score

10^/10

snakekeylogger collection discovery keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot7642426347:AAGSeSxq5k4FDfR4y4K2IgfQVKVyrQbxxuY/sendMessage?chat_id=6557702940

Signatures

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

Snake Keylogger payload 3 IoCs

resource	yara_rule
behavioral1/memory/2176-12-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2176-16-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2176-14-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Snakekeylogger family
snakekeylogger

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Looks up external IP address via web service 3 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
9	reallyfreegeoip.org
4	checkip.dyndns.org
8	reallyfreegeoip.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2260 set thread context of 2176	2260	mutabakat.exe	30

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mutabakat.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2176	RegSvcs.exe
2176	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2260	mutabakat.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2176	RegSvcs.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
2260	mutabakat.exe
2260	mutabakat.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
2260	mutabakat.exe
2260	mutabakat.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2260 wrote to memory of 2176	2260	mutabakat.exe	30
PID 2260 wrote to memory of 2176	2260	mutabakat.exe	30
PID 2260 wrote to memory of 2176	2260	mutabakat.exe	30
PID 2260 wrote to memory of 2176	2260	mutabakat.exe	30
PID 2260 wrote to memory of 2176	2260	mutabakat.exe	30
PID 2260 wrote to memory of 2176	2260	mutabakat.exe	30
PID 2260 wrote to memory of 2176	2260	mutabakat.exe	30
PID 2260 wrote to memory of 2176	2260	mutabakat.exe	30

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\mutabakat.exe
"C:\Users\Admin\AppData\Local\Temp\mutabakat.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2260
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\mutabakat.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:2176

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Email Collection

1

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2176-12-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2176-16-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2176-14-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2176-17-0x00000000747FE000-0x00000000747FF000-memory.dmp

Filesize
4KB

Download
memory/2176-18-0x00000000747F0000-0x0000000074EDE000-memory.dmp

Filesize
6.9MB

Download
memory/2176-19-0x00000000747FE000-0x00000000747FF000-memory.dmp

Filesize
4KB

Download
memory/2176-20-0x00000000747F0000-0x0000000074EDE000-memory.dmp

Filesize
6.9MB

Download
memory/2260-11-0x0000000000160000-0x0000000000164000-memory.dmp

Filesize
16KB

Download

Analysis

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