snakekeylogger | 3cd162fe9f394907e7dae6c4f342f7859d4ea2d645b24a098cd2cb5a877306f8

Analysis

max time kernel
55s
max time network
58s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
02-01-2025 19:11

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General

Target

file.exe
Size

683KB
MD5

7dff0dedcceb56002189a9ce88cf2236
SHA1

7323fe3ec4b682f5d84d353fdec3e66d98e2fefa
SHA256

3cd162fe9f394907e7dae6c4f342f7859d4ea2d645b24a098cd2cb5a877306f8
SHA512

ecac885ca6632a9eea74473ed140711c50d236a057b77f8c39b62db29109d64f74cf2e28a2f671be3ad5cfb1be7c4c81344b364711423df648c203e0e7a49416
SSDEEP

12288:iyhgIaOq+Ab2H/gV0m13PRUnCKo4nTCHw1TwEAbIWNn0hxHrVkR:3aByCKbWHw1EEAkha

Score

10^/10

snakekeylogger discovery execution keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
mail.dap.vn
Port:
587
Username:
[email protected]
Password:
KhAnh110886
Email To:
[email protected]

Signatures

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

Snake Keylogger payload 5 IoCs

resource	yara_rule
behavioral1/memory/1384-23-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1384-25-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1384-24-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1384-20-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1384-18-0x0000000000400000-0x0000000000426000-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
2740	powershell.exe

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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2376 set thread context of 1384	2376	file.exe	33

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	schtasks.exe
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	file.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.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
2848	schtasks.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
2376	file.exe
2376	file.exe
2376	file.exe
2376	file.exe
1384	RegSvcs.exe
2740	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2376	file.exe
Token: SeDebugPrivilege	1384	RegSvcs.exe
Token: SeDebugPrivilege	2740	powershell.exe

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 2376 wrote to memory of 2740	2376	file.exe	29
PID 2376 wrote to memory of 2740	2376	file.exe	29
PID 2376 wrote to memory of 2740	2376	file.exe	29
PID 2376 wrote to memory of 2740	2376	file.exe	29
PID 2376 wrote to memory of 2848	2376	file.exe	31
PID 2376 wrote to memory of 2848	2376	file.exe	31
PID 2376 wrote to memory of 2848	2376	file.exe	31
PID 2376 wrote to memory of 2848	2376	file.exe	31
PID 2376 wrote to memory of 1384	2376	file.exe	33
PID 2376 wrote to memory of 1384	2376	file.exe	33
PID 2376 wrote to memory of 1384	2376	file.exe	33
PID 2376 wrote to memory of 1384	2376	file.exe	33
PID 2376 wrote to memory of 1384	2376	file.exe	33
PID 2376 wrote to memory of 1384	2376	file.exe	33
PID 2376 wrote to memory of 1384	2376	file.exe	33
PID 2376 wrote to memory of 1384	2376	file.exe	33
PID 2376 wrote to memory of 1384	2376	file.exe	33
PID 2376 wrote to memory of 1384	2376	file.exe	33
PID 2376 wrote to memory of 1384	2376	file.exe	33
PID 2376 wrote to memory of 1384	2376	file.exe	33
PID 1384 wrote to memory of 1252	1384	RegSvcs.exe	34
PID 1384 wrote to memory of 1252	1384	RegSvcs.exe	34
PID 1384 wrote to memory of 1252	1384	RegSvcs.exe	34
PID 1384 wrote to memory of 1252	1384	RegSvcs.exe	34
PID 1252 wrote to memory of 2792	1252	cmd.exe	36
PID 1252 wrote to memory of 2792	1252	cmd.exe	36
PID 1252 wrote to memory of 2792	1252	cmd.exe	36
PID 1252 wrote to memory of 2792	1252	cmd.exe	36

C:\Users\Admin\AppData\Local\Temp\file.exe
"C:\Users\Admin\AppData\Local\Temp\file.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2376
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\NPadpxkCGKGoat.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2740
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\NPadpxkCGKGoat" /XML "C:\Users\Admin\AppData\Local\Temp\tmp3582.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2848
- 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:1384
- - 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:1252
  - - C:\Windows\SysWOW64\choice.exe
      choice /C Y /N /D Y /T 3
      4⤵
      System Location Discovery: System Language Discovery
      PID:2792

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp3582.tmp

Filesize
1KB

MD5
3d211a34d31d386c2ccf545efbfefdf5

SHA1
23dd9724e1096417788577591c6382687069ca97

SHA256
6549f6d442e7f448182f8fc59e18d7d310c8c4e3c6c8600ba588d83fe123377a

SHA512
1c274316e25ef948dd1ce2b518360aaad987148938f16b634b78f31775c38a648b0a4690391f39cde59e8632e085e1d595f9ec7c4258fdf2b375611c3b4f9aef

Download Submit
memory/1384-22-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1384-24-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1384-16-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1384-18-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1384-23-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1384-20-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1384-14-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1384-25-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2376-5-0x0000000074370000-0x0000000074A5E000-memory.dmp

Filesize
6.9MB

Download
memory/2376-1-0x0000000000E90000-0x0000000000F3C000-memory.dmp

Filesize
688KB

Download
memory/2376-2-0x0000000074370000-0x0000000074A5E000-memory.dmp

Filesize
6.9MB

Download
memory/2376-0-0x000000007437E000-0x000000007437F000-memory.dmp

Filesize
4KB

Download
memory/2376-6-0x0000000007A70000-0x0000000007ADC000-memory.dmp

Filesize
432KB

Download
memory/2376-4-0x000000007437E000-0x000000007437F000-memory.dmp

Filesize
4KB

Download
memory/2376-3-0x00000000007A0000-0x00000000007B8000-memory.dmp

Filesize
96KB

Download
memory/2376-26-0x0000000074370000-0x0000000074A5E000-memory.dmp

Filesize
6.9MB

Download