snakekeylogger | 187b18b2f899560b7a11e8e8d9532fca975f881ef23007576474dcf087903dc9

General

Target

187b18b2f899560b7a11e8e8d9532fca975f881ef23007576474dcf087903dc9.exe
Size

713KB
MD5

5b764e745be569a5dfb883e255080fa9
SHA1

f1bd0c7798776bbead416b2feab3ecb2a1b433c1
SHA256

187b18b2f899560b7a11e8e8d9532fca975f881ef23007576474dcf087903dc9
SHA512

29baa8d16acbd4b40ae912c040cdca524749a24d760722bd8ad21f5295aa295bd11052c8bb600dbe860dc4d14d6e1209daf8c8f53925dbb68755e4a43f58de79
SSDEEP

12288:u8XPrixlaIH2qwgSUOagJ3mDdcbk9gPikwsbeo4saWC8hZ:u4uxlaIGgVOaUWqo9Eikwau8

Score

10^/10

snakekeylogger discovery execution keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot8183422874:AAGqcPtzxPUU2hrA-VMQ9I_vPVTL-SZlwpo/sendMessage?chat_id=2135869667

Signatures

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

Snake Keylogger payload 5 IoCs

resource	yara_rule
behavioral1/memory/580-21-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/580-22-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/580-24-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/580-18-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/580-16-0x0000000000400000-0x0000000000426000-memory.dmp	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
2908	powershell.exe

Deletes itself 1 IoCs

pid	Process
592	cmd.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 2308 set thread context of 580	2308	187b18b2f899560b7a11e8e8d9532fca975f881ef23007576474dcf087903dc9.exe	34

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 6 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	choice.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	187b18b2f899560b7a11e8e8d9532fca975f881ef23007576474dcf087903dc9.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	187b18b2f899560b7a11e8e8d9532fca975f881ef23007576474dcf087903dc9.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
2928	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2308	187b18b2f899560b7a11e8e8d9532fca975f881ef23007576474dcf087903dc9.exe
2308	187b18b2f899560b7a11e8e8d9532fca975f881ef23007576474dcf087903dc9.exe
580	187b18b2f899560b7a11e8e8d9532fca975f881ef23007576474dcf087903dc9.exe
2908	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2308	187b18b2f899560b7a11e8e8d9532fca975f881ef23007576474dcf087903dc9.exe
Token: SeDebugPrivilege	580	187b18b2f899560b7a11e8e8d9532fca975f881ef23007576474dcf087903dc9.exe
Token: SeDebugPrivilege	2908	powershell.exe

Suspicious use of WriteProcessMemory 25 IoCs

description	pid	Process	procid_target
PID 2308 wrote to memory of 2908	2308	187b18b2f899560b7a11e8e8d9532fca975f881ef23007576474dcf087903dc9.exe	30
PID 2308 wrote to memory of 2908	2308	187b18b2f899560b7a11e8e8d9532fca975f881ef23007576474dcf087903dc9.exe	30
PID 2308 wrote to memory of 2908	2308	187b18b2f899560b7a11e8e8d9532fca975f881ef23007576474dcf087903dc9.exe	30
PID 2308 wrote to memory of 2908	2308	187b18b2f899560b7a11e8e8d9532fca975f881ef23007576474dcf087903dc9.exe	30
PID 2308 wrote to memory of 2928	2308	187b18b2f899560b7a11e8e8d9532fca975f881ef23007576474dcf087903dc9.exe	31
PID 2308 wrote to memory of 2928	2308	187b18b2f899560b7a11e8e8d9532fca975f881ef23007576474dcf087903dc9.exe	31
PID 2308 wrote to memory of 2928	2308	187b18b2f899560b7a11e8e8d9532fca975f881ef23007576474dcf087903dc9.exe	31
PID 2308 wrote to memory of 2928	2308	187b18b2f899560b7a11e8e8d9532fca975f881ef23007576474dcf087903dc9.exe	31
PID 2308 wrote to memory of 580	2308	187b18b2f899560b7a11e8e8d9532fca975f881ef23007576474dcf087903dc9.exe	34
PID 2308 wrote to memory of 580	2308	187b18b2f899560b7a11e8e8d9532fca975f881ef23007576474dcf087903dc9.exe	34
PID 2308 wrote to memory of 580	2308	187b18b2f899560b7a11e8e8d9532fca975f881ef23007576474dcf087903dc9.exe	34
PID 2308 wrote to memory of 580	2308	187b18b2f899560b7a11e8e8d9532fca975f881ef23007576474dcf087903dc9.exe	34
PID 2308 wrote to memory of 580	2308	187b18b2f899560b7a11e8e8d9532fca975f881ef23007576474dcf087903dc9.exe	34
PID 2308 wrote to memory of 580	2308	187b18b2f899560b7a11e8e8d9532fca975f881ef23007576474dcf087903dc9.exe	34
PID 2308 wrote to memory of 580	2308	187b18b2f899560b7a11e8e8d9532fca975f881ef23007576474dcf087903dc9.exe	34
PID 2308 wrote to memory of 580	2308	187b18b2f899560b7a11e8e8d9532fca975f881ef23007576474dcf087903dc9.exe	34
PID 2308 wrote to memory of 580	2308	187b18b2f899560b7a11e8e8d9532fca975f881ef23007576474dcf087903dc9.exe	34
PID 580 wrote to memory of 592	580	187b18b2f899560b7a11e8e8d9532fca975f881ef23007576474dcf087903dc9.exe	35
PID 580 wrote to memory of 592	580	187b18b2f899560b7a11e8e8d9532fca975f881ef23007576474dcf087903dc9.exe	35
PID 580 wrote to memory of 592	580	187b18b2f899560b7a11e8e8d9532fca975f881ef23007576474dcf087903dc9.exe	35
PID 580 wrote to memory of 592	580	187b18b2f899560b7a11e8e8d9532fca975f881ef23007576474dcf087903dc9.exe	35
PID 592 wrote to memory of 2320	592	cmd.exe	37
PID 592 wrote to memory of 2320	592	cmd.exe	37
PID 592 wrote to memory of 2320	592	cmd.exe	37
PID 592 wrote to memory of 2320	592	cmd.exe	37

C:\Users\Admin\AppData\Local\Temp\187b18b2f899560b7a11e8e8d9532fca975f881ef23007576474dcf087903dc9.exe
"C:\Users\Admin\AppData\Local\Temp\187b18b2f899560b7a11e8e8d9532fca975f881ef23007576474dcf087903dc9.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2308
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\nfYAIYYVCvPz.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2908
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\nfYAIYYVCvPz" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF798.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2928
- C:\Users\Admin\AppData\Local\Temp\187b18b2f899560b7a11e8e8d9532fca975f881ef23007576474dcf087903dc9.exe
  "C:\Users\Admin\AppData\Local\Temp\187b18b2f899560b7a11e8e8d9532fca975f881ef23007576474dcf087903dc9.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:580
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\System32\cmd.exe" /C choice /C Y /N /D Y /T 3 & Del "C:\Users\Admin\AppData\Local\Temp\187b18b2f899560b7a11e8e8d9532fca975f881ef23007576474dcf087903dc9.exe"
    3⤵
    - Deletes itself
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:592
  - - C:\Windows\SysWOW64\choice.exe
      choice /C Y /N /D Y /T 3
      4⤵
      System Location Discovery: System Language Discovery
      PID:2320

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpF798.tmp

Filesize
1KB

MD5
d09e8412c38c13c7cbb3e83a3e9caaec

SHA1
ac9156aaa62f60d906e38ba4d7f4b1e96270dcdc

SHA256
fb9e154a6883bd6e4b148a9a4ce4dde603b4b113bfbfd74ae21c1fc0887d57cc

SHA512
c64df676b8e53fad9fb10db167398af6bff075a73895f8e767f68a5b5bff2789846e8604eb828e709dbc6d7dec3bfb43cad79ca78b1c3a9690c01ca3ec7e4b1e

Download Submit
memory/580-20-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/580-24-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/580-14-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/580-16-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/580-21-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/580-18-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/580-12-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/580-22-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2308-5-0x0000000074160000-0x000000007484E000-memory.dmp

Filesize
6.9MB

Download
memory/2308-1-0x0000000000F10000-0x0000000000FC8000-memory.dmp

Filesize
736KB

Download
memory/2308-2-0x0000000074160000-0x000000007484E000-memory.dmp

Filesize
6.9MB

Download
memory/2308-0-0x000000007416E000-0x000000007416F000-memory.dmp

Filesize
4KB

Download
memory/2308-6-0x00000000052B0000-0x0000000005318000-memory.dmp

Filesize
416KB

Download
memory/2308-4-0x000000007416E000-0x000000007416F000-memory.dmp

Filesize
4KB

Download
memory/2308-3-0x00000000009C0000-0x00000000009D2000-memory.dmp

Filesize
72KB

Download
memory/2308-27-0x0000000074160000-0x000000007484E000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads