snakekeylogger | f6d76bf6feb1be1dc008241ebe7f1378d4125b9e60357485124b4af9748dce13

General

Target

f6d76bf6feb1be1dc008241ebe7f1378d4125b9e60357485124b4af9748dce13.exe
Size

1.0MB
MD5

746eef70bac7aba1b57e9821e5d3010f
SHA1

253b25f0fa35132910a026abe1bd18c58b9a2145
SHA256

f6d76bf6feb1be1dc008241ebe7f1378d4125b9e60357485124b4af9748dce13
SHA512

92bd305113d6f9538e7ddafd6cb931c74feed87051cb6ef60ed342b8f83dba5dd52be417805e898fd2a1110725dca8865ee24846d9ae75bcd697b72a79c8beb2
SSDEEP

24576:LqDEvCTbMWu7rQYlBQcBiT6rprG8aHRk:LTvC/MTQYxsWR7aH

Score

10^/10

snakekeylogger discovery keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot7525931722:AAHv5VReYz4Tdv44qTVu1nWYViZknndh3TU/sendMessage?chat_id=7361435574

Signatures

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

Snake Keylogger payload 4 IoCs

resource	yara_rule
behavioral1/memory/2736-7-0x00000000000A0000-0x00000000000C6000-memory.dmp	family_snakekeylogger
behavioral1/memory/2736-13-0x00000000000A0000-0x00000000000C6000-memory.dmp	family_snakekeylogger
behavioral1/memory/2736-16-0x00000000000A0000-0x00000000000C6000-memory.dmp	family_snakekeylogger
behavioral1/memory/2736-9-0x00000000000A0000-0x00000000000C6000-memory.dmp	family_snakekeylogger

Snakekeylogger 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.

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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2244 set thread context of 2736	2244	f6d76bf6feb1be1dc008241ebe7f1378d4125b9e60357485124b4af9748dce13.exe	30

System Location Discovery: System Language Discovery 1 TTPs 4 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	RegSvcs.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	choice.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f6d76bf6feb1be1dc008241ebe7f1378d4125b9e60357485124b4af9748dce13.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2736	RegSvcs.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
2244	f6d76bf6feb1be1dc008241ebe7f1378d4125b9e60357485124b4af9748dce13.exe
2244	f6d76bf6feb1be1dc008241ebe7f1378d4125b9e60357485124b4af9748dce13.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2736	RegSvcs.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
2244	f6d76bf6feb1be1dc008241ebe7f1378d4125b9e60357485124b4af9748dce13.exe
2244	f6d76bf6feb1be1dc008241ebe7f1378d4125b9e60357485124b4af9748dce13.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
2244	f6d76bf6feb1be1dc008241ebe7f1378d4125b9e60357485124b4af9748dce13.exe
2244	f6d76bf6feb1be1dc008241ebe7f1378d4125b9e60357485124b4af9748dce13.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 2244 wrote to memory of 2736	2244	f6d76bf6feb1be1dc008241ebe7f1378d4125b9e60357485124b4af9748dce13.exe	30
PID 2244 wrote to memory of 2736	2244	f6d76bf6feb1be1dc008241ebe7f1378d4125b9e60357485124b4af9748dce13.exe	30
PID 2244 wrote to memory of 2736	2244	f6d76bf6feb1be1dc008241ebe7f1378d4125b9e60357485124b4af9748dce13.exe	30
PID 2244 wrote to memory of 2736	2244	f6d76bf6feb1be1dc008241ebe7f1378d4125b9e60357485124b4af9748dce13.exe	30
PID 2244 wrote to memory of 2736	2244	f6d76bf6feb1be1dc008241ebe7f1378d4125b9e60357485124b4af9748dce13.exe	30
PID 2244 wrote to memory of 2736	2244	f6d76bf6feb1be1dc008241ebe7f1378d4125b9e60357485124b4af9748dce13.exe	30
PID 2244 wrote to memory of 2736	2244	f6d76bf6feb1be1dc008241ebe7f1378d4125b9e60357485124b4af9748dce13.exe	30
PID 2244 wrote to memory of 2736	2244	f6d76bf6feb1be1dc008241ebe7f1378d4125b9e60357485124b4af9748dce13.exe	30
PID 2736 wrote to memory of 2564	2736	RegSvcs.exe	31
PID 2736 wrote to memory of 2564	2736	RegSvcs.exe	31
PID 2736 wrote to memory of 2564	2736	RegSvcs.exe	31
PID 2736 wrote to memory of 2564	2736	RegSvcs.exe	31
PID 2564 wrote to memory of 2588	2564	cmd.exe	33
PID 2564 wrote to memory of 2588	2564	cmd.exe	33
PID 2564 wrote to memory of 2588	2564	cmd.exe	33
PID 2564 wrote to memory of 2588	2564	cmd.exe	33

C:\Users\Admin\AppData\Local\Temp\f6d76bf6feb1be1dc008241ebe7f1378d4125b9e60357485124b4af9748dce13.exe
"C:\Users\Admin\AppData\Local\Temp\f6d76bf6feb1be1dc008241ebe7f1378d4125b9e60357485124b4af9748dce13.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:2244
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\f6d76bf6feb1be1dc008241ebe7f1378d4125b9e60357485124b4af9748dce13.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2736
- - 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\RegSvcs.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2564
  - - C:\Windows\SysWOW64\choice.exe
      choice /C Y /N /D Y /T 3
      4⤵
      System Location Discovery: System Language Discovery
      PID:2588

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/2244-6-0x0000000000850000-0x0000000000C50000-memory.dmp

Filesize
4.0MB

Download
memory/2736-7-0x00000000000A0000-0x00000000000C6000-memory.dmp

Filesize
152KB

Download
memory/2736-13-0x00000000000A0000-0x00000000000C6000-memory.dmp

Filesize
152KB

Download
memory/2736-16-0x00000000000A0000-0x00000000000C6000-memory.dmp

Filesize
152KB

Download
memory/2736-9-0x00000000000A0000-0x00000000000C6000-memory.dmp

Filesize
152KB

Download
memory/2736-17-0x0000000073BEE000-0x0000000073BEF000-memory.dmp

Filesize
4KB

Download
memory/2736-18-0x0000000073BE0000-0x00000000742CE000-memory.dmp

Filesize
6.9MB

Download
memory/2736-19-0x0000000073BEE000-0x0000000073BEF000-memory.dmp

Filesize
4KB

Download
memory/2736-20-0x0000000073BE0000-0x00000000742CE000-memory.dmp

Filesize
6.9MB

Download
memory/2736-21-0x0000000073BE0000-0x00000000742CE000-memory.dmp

Filesize
6.9MB

Download

Analysis

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