snakekeylogger | 300255f5b9216ec3e80aeb8d74b644f7b8ec836c56eee077c793ae348514dcc4

General

Target

4220b349c4c00a018bb7452434468205_JaffaCakes118.exe
Size

745KB
MD5

4220b349c4c00a018bb7452434468205
SHA1

27f06ebaded2463ca1be630869b3ee07ab5f7ff2
SHA256

300255f5b9216ec3e80aeb8d74b644f7b8ec836c56eee077c793ae348514dcc4
SHA512

5dc61b0aefb7c3a43b699aac0040662bd7dd8f48fe7999eb08b6645a86782edf41ddf5be2daa72ec0962cb4e0a35527e907c7b00a5b0a6e3d97c4e1145f1738c
SSDEEP

12288:gD/HK7zJaXDYCY6Up2uKdyUwlCsq3cpMJHay6OfA5Vhm3sZ3ooFYEwf6R+D7Zz+q:gelaXUXp2XyUxs+laH

Score

10^/10

snakekeylogger discovery keylogger stealer

Malware Config

Signatures

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

Snake Keylogger payload 5 IoCs

resource	yara_rule
behavioral1/memory/2796-19-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral1/memory/2796-16-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral1/memory/2796-14-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral1/memory/2796-11-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral1/memory/2796-10-0x0000000000400000-0x0000000000424000-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.

flow	ioc
4	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2296 set thread context of 2796	2296	4220b349c4c00a018bb7452434468205_JaffaCakes118.exe	31

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2752	2796	WerFault.exe	31

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	4220b349c4c00a018bb7452434468205_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	4220b349c4c00a018bb7452434468205_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2796	4220b349c4c00a018bb7452434468205_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2796	4220b349c4c00a018bb7452434468205_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2296 wrote to memory of 2796	2296	4220b349c4c00a018bb7452434468205_JaffaCakes118.exe	31
PID 2296 wrote to memory of 2796	2296	4220b349c4c00a018bb7452434468205_JaffaCakes118.exe	31
PID 2296 wrote to memory of 2796	2296	4220b349c4c00a018bb7452434468205_JaffaCakes118.exe	31
PID 2296 wrote to memory of 2796	2296	4220b349c4c00a018bb7452434468205_JaffaCakes118.exe	31
PID 2296 wrote to memory of 2796	2296	4220b349c4c00a018bb7452434468205_JaffaCakes118.exe	31
PID 2296 wrote to memory of 2796	2296	4220b349c4c00a018bb7452434468205_JaffaCakes118.exe	31
PID 2296 wrote to memory of 2796	2296	4220b349c4c00a018bb7452434468205_JaffaCakes118.exe	31
PID 2296 wrote to memory of 2796	2296	4220b349c4c00a018bb7452434468205_JaffaCakes118.exe	31
PID 2296 wrote to memory of 2796	2296	4220b349c4c00a018bb7452434468205_JaffaCakes118.exe	31
PID 2796 wrote to memory of 2752	2796	4220b349c4c00a018bb7452434468205_JaffaCakes118.exe	32
PID 2796 wrote to memory of 2752	2796	4220b349c4c00a018bb7452434468205_JaffaCakes118.exe	32
PID 2796 wrote to memory of 2752	2796	4220b349c4c00a018bb7452434468205_JaffaCakes118.exe	32
PID 2796 wrote to memory of 2752	2796	4220b349c4c00a018bb7452434468205_JaffaCakes118.exe	32

C:\Users\Admin\AppData\Local\Temp\4220b349c4c00a018bb7452434468205_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\4220b349c4c00a018bb7452434468205_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2296
- C:\Users\Admin\AppData\Local\Temp\4220b349c4c00a018bb7452434468205_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\4220b349c4c00a018bb7452434468205_JaffaCakes118.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2796
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2796 -s 1128
    3⤵
    - Program crash
    PID:2752

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2296-0-0x00000000747AE000-0x00000000747AF000-memory.dmp

Filesize
4KB

Download
memory/2296-1-0x0000000000120000-0x00000000001E0000-memory.dmp

Filesize
768KB

Download
memory/2296-2-0x00000000747A0000-0x0000000074E8E000-memory.dmp

Filesize
6.9MB

Download
memory/2296-3-0x0000000000470000-0x0000000000486000-memory.dmp

Filesize
88KB

Download
memory/2296-4-0x00000000747AE000-0x00000000747AF000-memory.dmp

Filesize
4KB

Download
memory/2296-5-0x00000000747A0000-0x0000000074E8E000-memory.dmp

Filesize
6.9MB

Download
memory/2296-6-0x0000000005070000-0x00000000050FC000-memory.dmp

Filesize
560KB

Download
memory/2296-7-0x0000000000670000-0x0000000000694000-memory.dmp

Filesize
144KB

Download
memory/2296-21-0x00000000747A0000-0x0000000074E8E000-memory.dmp

Filesize
6.9MB

Download
memory/2796-16-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2796-19-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2796-14-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2796-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2796-11-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2796-10-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2796-9-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2796-22-0x00000000747A0000-0x0000000074E8E000-memory.dmp

Filesize
6.9MB

Download
memory/2796-8-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2796-20-0x00000000747A0000-0x0000000074E8E000-memory.dmp

Filesize
6.9MB

Download
memory/2796-23-0x00000000747A0000-0x0000000074E8E000-memory.dmp

Filesize
6.9MB

Download
memory/2796-24-0x00000000747A0000-0x0000000074E8E000-memory.dmp

Filesize
6.9MB

Download

Analysis

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