snakekeylogger | 152e441842cf319ce2bc049c091d10b2876741402af57ee9e7a0d0c19f7b8265

General

Target

ЖАҢА САТЫП АЛУ ТАПСЫРЫСЫ pdf.exe
Size

588KB
MD5

5baade2b466a427daff9f97def5ac5d0
SHA1

57984ad23eb976727ad426c79b3fc919d463202e
SHA256

152e441842cf319ce2bc049c091d10b2876741402af57ee9e7a0d0c19f7b8265
SHA512

eb030bc3a1914128ac3404c63a17222384d6d22872417054b1cf8d0977c7eadb0b9dd81cc8eb920279f960eea75be544f517a76c65f89af930e9934f60fc2b1c
SSDEEP

12288:aGWa+SajQzZRsY3aWSL9cVWf8lQE7r6l6aecfjR+h1D+4gLSN6j:2SajQzk9H9DElFrIftOO

Score

10^/10

snakekeylogger discovery execution keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot7979504653:AAFm_-f-R46w_TvBkt1kfgnnTRSttNIPYiY/sendMessage?chat_id=5600682828

Signatures

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

Snake Keylogger payload 5 IoCs

resource	yara_rule
behavioral1/memory/2376-21-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2376-19-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2376-17-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2376-13-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2376-11-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Snakekeylogger family
snakekeylogger

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
2668	powershell.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.

flow	ioc
4	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2660 set thread context of 2376	2660	ЖАҢА САТЫП АЛУ ТАПСЫРЫСЫ pdf.exe	33

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1868	2376	WerFault.exe	33

System Location Discovery: System Language Discovery 1 TTPs 3 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	ЖАҢА САТЫП АЛУ ТАПСЫРЫСЫ pdf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2376	RegSvcs.exe
2668	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2376	RegSvcs.exe
Token: SeDebugPrivilege	2668	powershell.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 2660 wrote to memory of 2668	2660	ЖАҢА САТЫП АЛУ ТАПСЫРЫСЫ pdf.exe	31
PID 2660 wrote to memory of 2668	2660	ЖАҢА САТЫП АЛУ ТАПСЫРЫСЫ pdf.exe	31
PID 2660 wrote to memory of 2668	2660	ЖАҢА САТЫП АЛУ ТАПСЫРЫСЫ pdf.exe	31
PID 2660 wrote to memory of 2668	2660	ЖАҢА САТЫП АЛУ ТАПСЫРЫСЫ pdf.exe	31
PID 2660 wrote to memory of 2376	2660	ЖАҢА САТЫП АЛУ ТАПСЫРЫСЫ pdf.exe	33
PID 2660 wrote to memory of 2376	2660	ЖАҢА САТЫП АЛУ ТАПСЫРЫСЫ pdf.exe	33
PID 2660 wrote to memory of 2376	2660	ЖАҢА САТЫП АЛУ ТАПСЫРЫСЫ pdf.exe	33
PID 2660 wrote to memory of 2376	2660	ЖАҢА САТЫП АЛУ ТАПСЫРЫСЫ pdf.exe	33
PID 2660 wrote to memory of 2376	2660	ЖАҢА САТЫП АЛУ ТАПСЫРЫСЫ pdf.exe	33
PID 2660 wrote to memory of 2376	2660	ЖАҢА САТЫП АЛУ ТАПСЫРЫСЫ pdf.exe	33
PID 2660 wrote to memory of 2376	2660	ЖАҢА САТЫП АЛУ ТАПСЫРЫСЫ pdf.exe	33
PID 2660 wrote to memory of 2376	2660	ЖАҢА САТЫП АЛУ ТАПСЫРЫСЫ pdf.exe	33
PID 2660 wrote to memory of 2376	2660	ЖАҢА САТЫП АЛУ ТАПСЫРЫСЫ pdf.exe	33
PID 2660 wrote to memory of 2376	2660	ЖАҢА САТЫП АЛУ ТАПСЫРЫСЫ pdf.exe	33
PID 2660 wrote to memory of 2376	2660	ЖАҢА САТЫП АЛУ ТАПСЫРЫСЫ pdf.exe	33
PID 2660 wrote to memory of 2376	2660	ЖАҢА САТЫП АЛУ ТАПСЫРЫСЫ pdf.exe	33
PID 2376 wrote to memory of 1868	2376	RegSvcs.exe	34
PID 2376 wrote to memory of 1868	2376	RegSvcs.exe	34
PID 2376 wrote to memory of 1868	2376	RegSvcs.exe	34
PID 2376 wrote to memory of 1868	2376	RegSvcs.exe	34

C:\Users\Admin\AppData\Local\Temp\ЖАҢА САТЫП АЛУ ТАПСЫРЫСЫ pdf.exe
"C:\Users\Admin\AppData\Local\Temp\ЖАҢА САТЫП АЛУ ТАПСЫРЫСЫ pdf.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2660
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\ЖАҢА САТЫП АЛУ ТАПСЫРЫСЫ pdf.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2668
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2376
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2376 -s 1064
    3⤵
    - Program crash
    PID:1868

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

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/2376-13-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2376-17-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2376-9-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2376-11-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2376-15-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2376-7-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2376-21-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2376-19-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2660-1-0x0000000000D30000-0x0000000000DCA000-memory.dmp

Filesize
616KB

Download
memory/2660-5-0x0000000074830000-0x0000000074F1E000-memory.dmp

Filesize
6.9MB

Download
memory/2660-6-0x00000000005B0000-0x000000000061A000-memory.dmp

Filesize
424KB

Download
memory/2660-4-0x000000007483E000-0x000000007483F000-memory.dmp

Filesize
4KB

Download
memory/2660-0-0x000000007483E000-0x000000007483F000-memory.dmp

Filesize
4KB

Download
memory/2660-3-0x00000000007A0000-0x00000000007BE000-memory.dmp

Filesize
120KB

Download
memory/2660-2-0x0000000074830000-0x0000000074F1E000-memory.dmp

Filesize
6.9MB

Download
memory/2660-22-0x0000000074830000-0x0000000074F1E000-memory.dmp

Filesize
6.9MB

Download

Analysis

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