snakekeylogger | 4bcbb8983fe7425976c5a1789deff73fb138e80981f5ebfef1f835bcc6757760

Resubmissions

14/04/2025, 07:51

250414-jp1kfssjz9 10

14/04/2025, 07:46

250414-jl9nyssjt9 10

08/04/2025, 15:58

250408-tevasswl18 10

08/04/2025, 14:19

250408-rm2nqsvqw2 10

Analysis

max time kernel
93s
max time network
96s
platform
windows10-ltsc_2021_x64
resource
win10ltsc2021-20250410-en
resource tags

arch:x64arch:x86image:win10ltsc2021-20250410-enlocale:en-usos:windows10-ltsc_2021-x64system
submitted
14/04/2025, 07:51

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General

Target

f62837f3bc66012b94d74cc471f3d97a.exe
Size

625KB
MD5

f62837f3bc66012b94d74cc471f3d97a
SHA1

9fa01c1c57bb1ec604771a796b4c36352552516f
SHA256

6831200eb1173e4bf699042b7b2e63e3582490981a55b20671724bb60cb0faa9
SHA512

de95cd3184e9f9d6931db60a6edd6e986eba3ae0c2e6308e65808aa6fbefd4d00f0d38a4305dc307d0217acdfe8fad165adf7a39d6f553eb53ff81abbb147b6a
SSDEEP

12288:jQn+P/KKZA6B0Ndprctmm0+xFLnLsoc/8uHlHXob3:W+P/0UWdomC/LnLsoc0uHdX

Score

10^/10

snakekeylogger discovery execution keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

https://api.telegram.org/bot7810553983:AAF3uNmTjPchWZALCr5hfHzaUc2KfKr7BrQ/sendMessage?chat_id=8164035448

Signatures

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

Snake Keylogger payload 1 IoCs

resource	yara_rule
behavioral4/memory/328-42-0x0000000000400000-0x0000000000426000-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
4448	powershell.exe
3932	powershell.exe

Checks computer location settings 2 TTPs 2 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3528707984-280903734-2966936111-1000\Control Panel\International\Geo\Nation	f62837f3bc66012b94d74cc471f3d97a.exe
Key value queried	\REGISTRY\USER\S-1-5-21-3528707984-280903734-2966936111-1000\Control Panel\International\Geo\Nation	f62837f3bc66012b94d74cc471f3d97a.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
1	checkip.dyndns.org
3	reallyfreegeoip.org
4	reallyfreegeoip.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1756 set thread context of 328	1756	f62837f3bc66012b94d74cc471f3d97a.exe	87

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	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f62837f3bc66012b94d74cc471f3d97a.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	f62837f3bc66012b94d74cc471f3d97a.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.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
2992	schtasks.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

pid	Process
1756	f62837f3bc66012b94d74cc471f3d97a.exe
1756	f62837f3bc66012b94d74cc471f3d97a.exe
1756	f62837f3bc66012b94d74cc471f3d97a.exe
1756	f62837f3bc66012b94d74cc471f3d97a.exe
1756	f62837f3bc66012b94d74cc471f3d97a.exe
1756	f62837f3bc66012b94d74cc471f3d97a.exe
4448	powershell.exe
3932	powershell.exe
1756	f62837f3bc66012b94d74cc471f3d97a.exe
4448	powershell.exe
3932	powershell.exe
328	f62837f3bc66012b94d74cc471f3d97a.exe

Suspicious use of AdjustPrivilegeToken 46 IoCs

description	pid	Process
Token: SeDebugPrivilege	1756	f62837f3bc66012b94d74cc471f3d97a.exe
Token: SeDebugPrivilege	4448	powershell.exe
Token: SeDebugPrivilege	3932	powershell.exe
Token: SeDebugPrivilege	328	f62837f3bc66012b94d74cc471f3d97a.exe
Token: SeIncreaseQuotaPrivilege	4448	powershell.exe
Token: SeSecurityPrivilege	4448	powershell.exe
Token: SeTakeOwnershipPrivilege	4448	powershell.exe
Token: SeLoadDriverPrivilege	4448	powershell.exe
Token: SeSystemProfilePrivilege	4448	powershell.exe
Token: SeSystemtimePrivilege	4448	powershell.exe
Token: SeIncreaseQuotaPrivilege	3932	powershell.exe
Token: SeProfSingleProcessPrivilege	4448	powershell.exe
Token: SeSecurityPrivilege	3932	powershell.exe
Token: SeIncBasePriorityPrivilege	4448	powershell.exe
Token: SeTakeOwnershipPrivilege	3932	powershell.exe
Token: SeCreatePagefilePrivilege	4448	powershell.exe
Token: SeLoadDriverPrivilege	3932	powershell.exe
Token: SeBackupPrivilege	4448	powershell.exe
Token: SeSystemProfilePrivilege	3932	powershell.exe
Token: SeRestorePrivilege	4448	powershell.exe
Token: SeSystemtimePrivilege	3932	powershell.exe
Token: SeShutdownPrivilege	4448	powershell.exe
Token: SeDebugPrivilege	4448	powershell.exe
Token: SeSystemEnvironmentPrivilege	4448	powershell.exe
Token: SeProfSingleProcessPrivilege	3932	powershell.exe
Token: SeRemoteShutdownPrivilege	4448	powershell.exe
Token: SeIncBasePriorityPrivilege	3932	powershell.exe
Token: SeUndockPrivilege	4448	powershell.exe
Token: SeCreatePagefilePrivilege	3932	powershell.exe
Token: SeManageVolumePrivilege	4448	powershell.exe
Token: SeBackupPrivilege	3932	powershell.exe
Token: 33	4448	powershell.exe
Token: SeRestorePrivilege	3932	powershell.exe
Token: 34	4448	powershell.exe
Token: SeShutdownPrivilege	3932	powershell.exe
Token: 35	4448	powershell.exe
Token: SeDebugPrivilege	3932	powershell.exe
Token: 36	4448	powershell.exe
Token: SeSystemEnvironmentPrivilege	3932	powershell.exe
Token: SeRemoteShutdownPrivilege	3932	powershell.exe
Token: SeUndockPrivilege	3932	powershell.exe
Token: SeManageVolumePrivilege	3932	powershell.exe
Token: 33	3932	powershell.exe
Token: 34	3932	powershell.exe
Token: 35	3932	powershell.exe
Token: 36	3932	powershell.exe

Suspicious use of WriteProcessMemory 23 IoCs

description	pid	Process	procid_target
PID 1756 wrote to memory of 4448	1756	f62837f3bc66012b94d74cc471f3d97a.exe	81
PID 1756 wrote to memory of 4448	1756	f62837f3bc66012b94d74cc471f3d97a.exe	81
PID 1756 wrote to memory of 4448	1756	f62837f3bc66012b94d74cc471f3d97a.exe	81
PID 1756 wrote to memory of 3932	1756	f62837f3bc66012b94d74cc471f3d97a.exe	83
PID 1756 wrote to memory of 3932	1756	f62837f3bc66012b94d74cc471f3d97a.exe	83
PID 1756 wrote to memory of 3932	1756	f62837f3bc66012b94d74cc471f3d97a.exe	83
PID 1756 wrote to memory of 2992	1756	f62837f3bc66012b94d74cc471f3d97a.exe	85
PID 1756 wrote to memory of 2992	1756	f62837f3bc66012b94d74cc471f3d97a.exe	85
PID 1756 wrote to memory of 2992	1756	f62837f3bc66012b94d74cc471f3d97a.exe	85
PID 1756 wrote to memory of 328	1756	f62837f3bc66012b94d74cc471f3d97a.exe	87
PID 1756 wrote to memory of 328	1756	f62837f3bc66012b94d74cc471f3d97a.exe	87
PID 1756 wrote to memory of 328	1756	f62837f3bc66012b94d74cc471f3d97a.exe	87
PID 1756 wrote to memory of 328	1756	f62837f3bc66012b94d74cc471f3d97a.exe	87
PID 1756 wrote to memory of 328	1756	f62837f3bc66012b94d74cc471f3d97a.exe	87
PID 1756 wrote to memory of 328	1756	f62837f3bc66012b94d74cc471f3d97a.exe	87
PID 1756 wrote to memory of 328	1756	f62837f3bc66012b94d74cc471f3d97a.exe	87
PID 1756 wrote to memory of 328	1756	f62837f3bc66012b94d74cc471f3d97a.exe	87
PID 328 wrote to memory of 5100	328	f62837f3bc66012b94d74cc471f3d97a.exe	91
PID 328 wrote to memory of 5100	328	f62837f3bc66012b94d74cc471f3d97a.exe	91
PID 328 wrote to memory of 5100	328	f62837f3bc66012b94d74cc471f3d97a.exe	91
PID 5100 wrote to memory of 5036	5100	cmd.exe	93
PID 5100 wrote to memory of 5036	5100	cmd.exe	93
PID 5100 wrote to memory of 5036	5100	cmd.exe	93

C:\Users\Admin\AppData\Local\Temp\f62837f3bc66012b94d74cc471f3d97a.exe
"C:\Users\Admin\AppData\Local\Temp\f62837f3bc66012b94d74cc471f3d97a.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1756
- 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\f62837f3bc66012b94d74cc471f3d97a.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4448
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\RfmuHLHAcxv.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3932
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\RfmuHLHAcxv" /XML "C:\Users\Admin\AppData\Local\Temp\tmpECA2.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2992
- C:\Users\Admin\AppData\Local\Temp\f62837f3bc66012b94d74cc471f3d97a.exe
  "C:\Users\Admin\AppData\Local\Temp\f62837f3bc66012b94d74cc471f3d97a.exe"
  2⤵
  - Checks computer location settings
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:328
- - 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\f62837f3bc66012b94d74cc471f3d97a.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:5100
  - - C:\Windows\SysWOW64\choice.exe
      choice /C Y /N /D Y /T 3
      4⤵
      System Location Discovery: System Language Discovery
      PID:5036

Network

MITRE ATT&CK Enterprise v16

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

Query Registry

T1012

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\Microsoft\CLR_v4.0_32\UsageLogs\f62837f3bc66012b94d74cc471f3d97a.exe.log

Filesize
1KB

MD5
52d666938f0111f0bfd0456a12623437

SHA1
0e88a434c23cad5bc0ef4c11e8e263c824e0530d

SHA256
7c207d29e8efc73141c4bdd33c763c4cd0286bd8c63e814e7fdec8c4129b7e51

SHA512
e05aa6a4237d2d69f07df60bce2e16b1b1c030d76a966c3b3df6c6c5754aad7c5ad2fcd71e0be5f2320805fc517429555943f2d004ad8ea3aa417e587aad7bc6

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log

Filesize
2KB

MD5
f811272c20ff6decbbd16ff364334427

SHA1
cb31be66c972daa61d45920fa2fa824c1dfb194d

SHA256
730aff8c9e430a9f9e5e44f1c376e57f42fa5adc744824df2f69855009473592

SHA512
5c68bf3a41c3607cad5abe94f2bb3816f3e69426fa7d43bf7c9787c4e9ce6660b1843a2e505a22a93d7008b76fc564078513fe9ef47051e5b6fc344ab9d0a528

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

Filesize
21KB

MD5
9a01f0b67d8c82fcabf46ec08d6a8db5

SHA1
44fd7a38fed3f3b628674f9eb81a243e684af6dc

SHA256
656447763161eb378c69bee5e888592e825f1133d75938d0bbf01c8ba7a36bb2

SHA512
35aa6b4722554fe4fc05fe0af9cbfa896afe4a1490a86c7f4f906299b3dd547c8be3ef9d0c10c66a7ce188ad8c2c0e3d45937d7d6efb7ababf78c64020c4c50b

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_p4oqwbyw.hex.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpECA2.tmp

Filesize
1KB

MD5
ab63a866aeb074b07fa30e12233fbc97

SHA1
5e619101910df7614f6d092a30aa5ea704b87de1

SHA256
d1b776f1f346f0cfe2be6178c73348cb6c502f4a2e6d3748568fc4a32b822678

SHA512
a5ccc3d94ae8f8e74570a4a938faf07004411ad3e2fdb7d6b136a1b5e19aee561995d3cad5f91f7e1cc723a4c2bf56109068150f78e29ca786d33fd87889661c

Download Submit
memory/328-42-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1756-4-0x00000000052A0000-0x00000000052AA000-memory.dmp

Filesize
40KB

Download
memory/1756-7-0x000000007524E000-0x000000007524F000-memory.dmp

Filesize
4KB

Download
memory/1756-8-0x0000000075240000-0x00000000759F1000-memory.dmp

Filesize
7.7MB

Download
memory/1756-9-0x0000000008450000-0x00000000084BA000-memory.dmp

Filesize
424KB

Download
memory/1756-10-0x000000000ACD0000-0x000000000AD6C000-memory.dmp

Filesize
624KB

Download
memory/1756-6-0x0000000005440000-0x0000000005450000-memory.dmp

Filesize
64KB

Download
memory/1756-5-0x0000000075240000-0x00000000759F1000-memory.dmp

Filesize
7.7MB

Download
memory/1756-0-0x000000007524E000-0x000000007524F000-memory.dmp

Filesize
4KB

Download
memory/1756-45-0x0000000075240000-0x00000000759F1000-memory.dmp

Filesize
7.7MB

Download
memory/1756-3-0x00000000051E0000-0x0000000005272000-memory.dmp

Filesize
584KB

Download
memory/1756-2-0x00000000058D0000-0x0000000005E76000-memory.dmp

Filesize
5.6MB

Download
memory/1756-1-0x0000000000770000-0x0000000000812000-memory.dmp

Filesize
648KB

Download
memory/3932-23-0x0000000075240000-0x00000000759F1000-memory.dmp

Filesize
7.7MB

Download
memory/3932-61-0x0000000075AE0000-0x0000000075B2C000-memory.dmp

Filesize
304KB

Download
memory/3932-20-0x0000000005A40000-0x0000000005AA6000-memory.dmp

Filesize
408KB

Download
memory/3932-21-0x0000000005AB0000-0x0000000005B16000-memory.dmp

Filesize
408KB

Download
memory/3932-19-0x00000000059A0000-0x00000000059C2000-memory.dmp

Filesize
136KB

Download
memory/3932-18-0x0000000075240000-0x00000000759F1000-memory.dmp

Filesize
7.7MB

Download
memory/3932-80-0x0000000075240000-0x00000000759F1000-memory.dmp

Filesize
7.7MB

Download
memory/3932-22-0x0000000075240000-0x00000000759F1000-memory.dmp

Filesize
7.7MB

Download
memory/3932-74-0x00000000076E0000-0x0000000007776000-memory.dmp

Filesize
600KB

Download
memory/4448-39-0x0000000005D60000-0x00000000060B7000-memory.dmp

Filesize
3.3MB

Download
memory/4448-72-0x00000000075F0000-0x000000000760A000-memory.dmp

Filesize
104KB

Download
memory/4448-49-0x0000000075AE0000-0x0000000075B2C000-memory.dmp

Filesize
304KB

Download
memory/4448-48-0x0000000007440000-0x0000000007472000-memory.dmp

Filesize
200KB

Download
memory/4448-59-0x0000000007480000-0x000000000749E000-memory.dmp

Filesize
120KB

Download
memory/4448-60-0x00000000074B0000-0x0000000007553000-memory.dmp

Filesize
652KB

Download
memory/4448-46-0x0000000006280000-0x000000000629E000-memory.dmp

Filesize
120KB

Download
memory/4448-47-0x0000000006330000-0x000000000637C000-memory.dmp

Filesize
304KB

Download
memory/4448-71-0x0000000007C30000-0x00000000082AA000-memory.dmp

Filesize
6.5MB

Download
memory/4448-73-0x0000000007650000-0x000000000765A000-memory.dmp

Filesize
40KB

Download
memory/4448-14-0x0000000005430000-0x0000000005AFA000-memory.dmp

Filesize
6.8MB

Download
memory/4448-15-0x0000000075240000-0x00000000759F1000-memory.dmp

Filesize
7.7MB

Download
memory/4448-13-0x0000000075240000-0x00000000759F1000-memory.dmp

Filesize
7.7MB

Download
memory/4448-81-0x0000000075240000-0x00000000759F1000-memory.dmp

Filesize
7.7MB

Download
memory/4448-16-0x0000000075240000-0x00000000759F1000-memory.dmp

Filesize
7.7MB

Download
memory/4448-12-0x0000000002900000-0x0000000002936000-memory.dmp

Filesize
216KB

Download