snakekeylogger | 556e3ac094f5a67d4c83ea8e3bc0d7d79fd5dad5c780f8c0bf250f3f2e724840

Analysis

max time kernel
120s
max time network
57s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
29-11-2024 20:34

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General

Target

556e3ac094f5a67d4c83ea8e3bc0d7d79fd5dad5c780f8c0bf250f3f2e724840N.exe
Size

616KB
MD5

f8f2501baf692811e11cf4b2052ab130
SHA1

6532119171d6f368a3efb434b02c429edf02aef7
SHA256

556e3ac094f5a67d4c83ea8e3bc0d7d79fd5dad5c780f8c0bf250f3f2e724840
SHA512

b2f4bbb320b51854cf28950c0d6c11198816451143cbe45252f68c98d64af07ddc9a5df6ae3508bdc903b5583dd0471f8ccfcaf02bd7ae0cbdbe6c7570495efc
SSDEEP

12288:aCb+eCSmG8LVc+xH1UYjGy1w3wbgCP/BJqZJhOjSMoQRVxoUMQZkR:jCY+W+r9lBJs+xoFj

Score

10^/10

snakekeylogger discovery execution 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/2628-24-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2628-22-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2628-27-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2628-29-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2628-28-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Snakekeylogger family
snakekeylogger

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

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

execution

PowerShell

T1059.001

pid	Process
2824	powershell.exe
2748	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 1740 set thread context of 2628	1740	556e3ac094f5a67d4c83ea8e3bc0d7d79fd5dad5c780f8c0bf250f3f2e724840N.exe	37

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 7 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	556e3ac094f5a67d4c83ea8e3bc0d7d79fd5dad5c780f8c0bf250f3f2e724840N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
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

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
2904	schtasks.exe

Suspicious behavior: EnumeratesProcesses 7 IoCs

pid	Process
1740	556e3ac094f5a67d4c83ea8e3bc0d7d79fd5dad5c780f8c0bf250f3f2e724840N.exe
1740	556e3ac094f5a67d4c83ea8e3bc0d7d79fd5dad5c780f8c0bf250f3f2e724840N.exe
1740	556e3ac094f5a67d4c83ea8e3bc0d7d79fd5dad5c780f8c0bf250f3f2e724840N.exe
1740	556e3ac094f5a67d4c83ea8e3bc0d7d79fd5dad5c780f8c0bf250f3f2e724840N.exe
2748	powershell.exe
2824	powershell.exe
2628	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	1740	556e3ac094f5a67d4c83ea8e3bc0d7d79fd5dad5c780f8c0bf250f3f2e724840N.exe
Token: SeDebugPrivilege	2748	powershell.exe
Token: SeDebugPrivilege	2824	powershell.exe
Token: SeDebugPrivilege	2628	RegSvcs.exe

Suspicious use of WriteProcessMemory 32 IoCs

description	pid	Process	procid_target
PID 1740 wrote to memory of 2824	1740	556e3ac094f5a67d4c83ea8e3bc0d7d79fd5dad5c780f8c0bf250f3f2e724840N.exe	31
PID 1740 wrote to memory of 2824	1740	556e3ac094f5a67d4c83ea8e3bc0d7d79fd5dad5c780f8c0bf250f3f2e724840N.exe	31
PID 1740 wrote to memory of 2824	1740	556e3ac094f5a67d4c83ea8e3bc0d7d79fd5dad5c780f8c0bf250f3f2e724840N.exe	31
PID 1740 wrote to memory of 2824	1740	556e3ac094f5a67d4c83ea8e3bc0d7d79fd5dad5c780f8c0bf250f3f2e724840N.exe	31
PID 1740 wrote to memory of 2748	1740	556e3ac094f5a67d4c83ea8e3bc0d7d79fd5dad5c780f8c0bf250f3f2e724840N.exe	33
PID 1740 wrote to memory of 2748	1740	556e3ac094f5a67d4c83ea8e3bc0d7d79fd5dad5c780f8c0bf250f3f2e724840N.exe	33
PID 1740 wrote to memory of 2748	1740	556e3ac094f5a67d4c83ea8e3bc0d7d79fd5dad5c780f8c0bf250f3f2e724840N.exe	33
PID 1740 wrote to memory of 2748	1740	556e3ac094f5a67d4c83ea8e3bc0d7d79fd5dad5c780f8c0bf250f3f2e724840N.exe	33
PID 1740 wrote to memory of 2904	1740	556e3ac094f5a67d4c83ea8e3bc0d7d79fd5dad5c780f8c0bf250f3f2e724840N.exe	35
PID 1740 wrote to memory of 2904	1740	556e3ac094f5a67d4c83ea8e3bc0d7d79fd5dad5c780f8c0bf250f3f2e724840N.exe	35
PID 1740 wrote to memory of 2904	1740	556e3ac094f5a67d4c83ea8e3bc0d7d79fd5dad5c780f8c0bf250f3f2e724840N.exe	35
PID 1740 wrote to memory of 2904	1740	556e3ac094f5a67d4c83ea8e3bc0d7d79fd5dad5c780f8c0bf250f3f2e724840N.exe	35
PID 1740 wrote to memory of 2628	1740	556e3ac094f5a67d4c83ea8e3bc0d7d79fd5dad5c780f8c0bf250f3f2e724840N.exe	37
PID 1740 wrote to memory of 2628	1740	556e3ac094f5a67d4c83ea8e3bc0d7d79fd5dad5c780f8c0bf250f3f2e724840N.exe	37
PID 1740 wrote to memory of 2628	1740	556e3ac094f5a67d4c83ea8e3bc0d7d79fd5dad5c780f8c0bf250f3f2e724840N.exe	37
PID 1740 wrote to memory of 2628	1740	556e3ac094f5a67d4c83ea8e3bc0d7d79fd5dad5c780f8c0bf250f3f2e724840N.exe	37
PID 1740 wrote to memory of 2628	1740	556e3ac094f5a67d4c83ea8e3bc0d7d79fd5dad5c780f8c0bf250f3f2e724840N.exe	37
PID 1740 wrote to memory of 2628	1740	556e3ac094f5a67d4c83ea8e3bc0d7d79fd5dad5c780f8c0bf250f3f2e724840N.exe	37
PID 1740 wrote to memory of 2628	1740	556e3ac094f5a67d4c83ea8e3bc0d7d79fd5dad5c780f8c0bf250f3f2e724840N.exe	37
PID 1740 wrote to memory of 2628	1740	556e3ac094f5a67d4c83ea8e3bc0d7d79fd5dad5c780f8c0bf250f3f2e724840N.exe	37
PID 1740 wrote to memory of 2628	1740	556e3ac094f5a67d4c83ea8e3bc0d7d79fd5dad5c780f8c0bf250f3f2e724840N.exe	37
PID 1740 wrote to memory of 2628	1740	556e3ac094f5a67d4c83ea8e3bc0d7d79fd5dad5c780f8c0bf250f3f2e724840N.exe	37
PID 1740 wrote to memory of 2628	1740	556e3ac094f5a67d4c83ea8e3bc0d7d79fd5dad5c780f8c0bf250f3f2e724840N.exe	37
PID 1740 wrote to memory of 2628	1740	556e3ac094f5a67d4c83ea8e3bc0d7d79fd5dad5c780f8c0bf250f3f2e724840N.exe	37
PID 2628 wrote to memory of 3020	2628	RegSvcs.exe	38
PID 2628 wrote to memory of 3020	2628	RegSvcs.exe	38
PID 2628 wrote to memory of 3020	2628	RegSvcs.exe	38
PID 2628 wrote to memory of 3020	2628	RegSvcs.exe	38
PID 3020 wrote to memory of 2364	3020	cmd.exe	40
PID 3020 wrote to memory of 2364	3020	cmd.exe	40
PID 3020 wrote to memory of 2364	3020	cmd.exe	40
PID 3020 wrote to memory of 2364	3020	cmd.exe	40

C:\Users\Admin\AppData\Local\Temp\556e3ac094f5a67d4c83ea8e3bc0d7d79fd5dad5c780f8c0bf250f3f2e724840N.exe
"C:\Users\Admin\AppData\Local\Temp\556e3ac094f5a67d4c83ea8e3bc0d7d79fd5dad5c780f8c0bf250f3f2e724840N.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1740
- 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\556e3ac094f5a67d4c83ea8e3bc0d7d79fd5dad5c780f8c0bf250f3f2e724840N.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2824
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\EEqzhnH.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2748
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\EEqzhnH" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF4F9.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2904
- 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:2628
- - 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:3020
  - - C:\Windows\SysWOW64\choice.exe
      choice /C Y /N /D Y /T 3
      4⤵
      System Location Discovery: System Language Discovery
      PID:2364

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpF4F9.tmp

Filesize
1KB

MD5
2c99c9805051b63c22d48f66b06f73d0

SHA1
d155bca8cb5cad0a8d13dd4c5205ac0d64a7e53b

SHA256
e7ae1e1728ef4f854553c4d0dca9fee75d7cf4ce50d47f7ff9925d4660a509d4

SHA512
6a66b4b12b116f29dd586d77e43214ea69acdac4c364ac9e371ba366990d3174942cb7111f5770c9298cff41c63a26b2526cdf4cf3c6b9a669c15f21f5ead8e2

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms

Filesize
7KB

MD5
34d42057fdd4a48a50fa79b431175380

SHA1
56cf41d1c5b2d93cabc577068b9b67c5352e3bc4

SHA256
63524dfd263a457cfd991e165bc808e5c8eef3776861c0e06cf404d801724aeb

SHA512
b4287b1cc5de2a3d8807ee0a6a7800b9e734e1e061675521f5e9ec65961d828e942b8c9edff381566c7b260cced24f60e5b03e94301596fc2dae9652cbe41892

Download Submit
memory/1740-30-0x0000000074970000-0x000000007505E000-memory.dmp

Filesize
6.9MB

Download
memory/1740-1-0x0000000000E30000-0x0000000000ECC000-memory.dmp

Filesize
624KB

Download
memory/1740-2-0x0000000074970000-0x000000007505E000-memory.dmp

Filesize
6.9MB

Download
memory/1740-3-0x0000000000A00000-0x0000000000A1C000-memory.dmp

Filesize
112KB

Download
memory/1740-4-0x0000000074970000-0x000000007505E000-memory.dmp

Filesize
6.9MB

Download
memory/1740-5-0x00000000043C0000-0x000000000442C000-memory.dmp

Filesize
432KB

Download
memory/1740-0-0x000000007497E000-0x000000007497F000-memory.dmp

Filesize
4KB

Download
memory/2628-18-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2628-22-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2628-27-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2628-29-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2628-28-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2628-26-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2628-20-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2628-24-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download