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
101s
max time network
110s
platform
windows11-21h2_x64
resource
win11-20250410-en
resource tags

arch:x64arch:x86image:win11-20250410-enlocale:en-usos:windows11-21h2-x64system
submitted
14/04/2025, 07:46

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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/4812-29-0x0000000000400000-0x0000000000426000-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
4656	powershell.exe
4248	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
1	checkip.dyndns.org
1	reallyfreegeoip.org
3	reallyfreegeoip.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4816 set thread context of 4812	4816	f62837f3bc66012b94d74cc471f3d97a.exe	84

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
4140	schtasks.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

pid	Process
4816	f62837f3bc66012b94d74cc471f3d97a.exe
4816	f62837f3bc66012b94d74cc471f3d97a.exe
4816	f62837f3bc66012b94d74cc471f3d97a.exe
4816	f62837f3bc66012b94d74cc471f3d97a.exe
4816	f62837f3bc66012b94d74cc471f3d97a.exe
4816	f62837f3bc66012b94d74cc471f3d97a.exe
4656	powershell.exe
4248	powershell.exe
4816	f62837f3bc66012b94d74cc471f3d97a.exe
4812	f62837f3bc66012b94d74cc471f3d97a.exe
4248	powershell.exe
4656	powershell.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	4816	f62837f3bc66012b94d74cc471f3d97a.exe
Token: SeDebugPrivilege	4656	powershell.exe
Token: SeDebugPrivilege	4248	powershell.exe
Token: SeDebugPrivilege	4812	f62837f3bc66012b94d74cc471f3d97a.exe

Suspicious use of WriteProcessMemory 23 IoCs

description	pid	Process	procid_target
PID 4816 wrote to memory of 4656	4816	f62837f3bc66012b94d74cc471f3d97a.exe	78
PID 4816 wrote to memory of 4656	4816	f62837f3bc66012b94d74cc471f3d97a.exe	78
PID 4816 wrote to memory of 4656	4816	f62837f3bc66012b94d74cc471f3d97a.exe	78
PID 4816 wrote to memory of 4248	4816	f62837f3bc66012b94d74cc471f3d97a.exe	80
PID 4816 wrote to memory of 4248	4816	f62837f3bc66012b94d74cc471f3d97a.exe	80
PID 4816 wrote to memory of 4248	4816	f62837f3bc66012b94d74cc471f3d97a.exe	80
PID 4816 wrote to memory of 4140	4816	f62837f3bc66012b94d74cc471f3d97a.exe	82
PID 4816 wrote to memory of 4140	4816	f62837f3bc66012b94d74cc471f3d97a.exe	82
PID 4816 wrote to memory of 4140	4816	f62837f3bc66012b94d74cc471f3d97a.exe	82
PID 4816 wrote to memory of 4812	4816	f62837f3bc66012b94d74cc471f3d97a.exe	84
PID 4816 wrote to memory of 4812	4816	f62837f3bc66012b94d74cc471f3d97a.exe	84
PID 4816 wrote to memory of 4812	4816	f62837f3bc66012b94d74cc471f3d97a.exe	84
PID 4816 wrote to memory of 4812	4816	f62837f3bc66012b94d74cc471f3d97a.exe	84
PID 4816 wrote to memory of 4812	4816	f62837f3bc66012b94d74cc471f3d97a.exe	84
PID 4816 wrote to memory of 4812	4816	f62837f3bc66012b94d74cc471f3d97a.exe	84
PID 4816 wrote to memory of 4812	4816	f62837f3bc66012b94d74cc471f3d97a.exe	84
PID 4816 wrote to memory of 4812	4816	f62837f3bc66012b94d74cc471f3d97a.exe	84
PID 4812 wrote to memory of 4356	4812	f62837f3bc66012b94d74cc471f3d97a.exe	85
PID 4812 wrote to memory of 4356	4812	f62837f3bc66012b94d74cc471f3d97a.exe	85
PID 4812 wrote to memory of 4356	4812	f62837f3bc66012b94d74cc471f3d97a.exe	85
PID 4356 wrote to memory of 3160	4356	cmd.exe	87
PID 4356 wrote to memory of 3160	4356	cmd.exe	87
PID 4356 wrote to memory of 3160	4356	cmd.exe	87

C:\Users\Admin\AppData\Local\Temp\f62837f3bc66012b94d74cc471f3d97a.exe
"C:\Users\Admin\AppData\Local\Temp\f62837f3bc66012b94d74cc471f3d97a.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4816
- 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:4656
- 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:4248
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\RfmuHLHAcxv" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC7D4.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:4140
- C:\Users\Admin\AppData\Local\Temp\f62837f3bc66012b94d74cc471f3d97a.exe
  "C:\Users\Admin\AppData\Local\Temp\f62837f3bc66012b94d74cc471f3d97a.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4812
- - 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:4356
  - - C:\Windows\SysWOW64\choice.exe
      choice /C Y /N /D Y /T 3
      4⤵
      System Location Discovery: System Language Discovery
      PID:3160

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

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
7e1ed0055c3eaa0bbc4a29ec1ef15a6a

SHA1
765b954c1adbb6a6ecc4fe912fdaa6d0fba0ae7d

SHA256
4c17576f64dea465c45a50573ee41771f7be9962ab2d07f961af4df5589bdcce

SHA512
de7c784c37d18c43820908add88f08ab4864c0ef3f9d158cc2c9d1bab120613cb093dd4bfc5d7ed0c289414956cfe0b213c386f8e6b5753847dec915566297c8

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

Filesize
2KB

MD5
ac4917a885cf6050b1a483e4bc4d2ea5

SHA1
b1c0a9f27bd21c6bbb8e9be70db8777b4a2a640f

SHA256
e39062a62c3c7617feeeff95ea8a0be51104a0d36f46e44eea22556fda74d8d9

SHA512
092c67a3ecae1d187cad72a8ea1ea37cb78a0cf79c2cd7fb88953e5990669a2e871267015762fd46d274badb88ac0c1d73b00f1df7394d89bed48a3a45c2ba3d

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

Filesize
18KB

MD5
e8bbaacc80ad76e7572c41bf2d2ffdd9

SHA1
9876b1b288996b748aca712f1ede5e92b4f28a08

SHA256
ad1fae64a04b29a26acd5c2a6dc0814bf7c219a1f73ae6170e266db3fc024830

SHA512
407048e5217ccb2dabe79e96c990a342531e94a0536580d3bf772cab9f1e581dbbb92d492683dc337bd0462bb7aea59a8af9ffd7c9394e6910d779638849c6c7

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_fwosgfzl.evq.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpC7D4.tmp

Filesize
1KB

MD5
2786d504ee137463ad80b7f41df87fd6

SHA1
fbec6457b1b032608ff7963ce92ee0093c3e8d2a

SHA256
e098611d91611a47de1970198c5634d54737ae72e4f1e45b255016e2cf556ad4

SHA512
0a3b32d4140ff1733556a4416b8a0a9e85f3312870de2ffb9a75d95256fcf27e5242e7e47fcce0dcbe1baad06fbb2c85706aa9e2137850a4adf537a1364162b6

Download Submit
memory/4248-84-0x0000000075070000-0x0000000075821000-memory.dmp

Filesize
7.7MB

Download
memory/4248-63-0x00000000713C0000-0x000000007140C000-memory.dmp

Filesize
304KB

Download
memory/4248-47-0x00000000061C0000-0x000000000620C000-memory.dmp

Filesize
304KB

Download
memory/4248-46-0x0000000006130000-0x000000000614E000-memory.dmp

Filesize
120KB

Download
memory/4248-45-0x0000000075070000-0x0000000075821000-memory.dmp

Filesize
7.7MB

Download
memory/4248-43-0x0000000075070000-0x0000000075821000-memory.dmp

Filesize
7.7MB

Download
memory/4248-20-0x0000000075070000-0x0000000075821000-memory.dmp

Filesize
7.7MB

Download
memory/4656-21-0x0000000004DC0000-0x0000000004DE2000-memory.dmp

Filesize
136KB

Download
memory/4656-73-0x00000000070D0000-0x00000000070E1000-memory.dmp

Filesize
68KB

Download
memory/4656-16-0x0000000004EC0000-0x00000000054EA000-memory.dmp

Filesize
6.2MB

Download
memory/4656-17-0x0000000075070000-0x0000000075821000-memory.dmp

Filesize
7.7MB

Download
memory/4656-15-0x0000000002360000-0x0000000002396000-memory.dmp

Filesize
216KB

Download
memory/4656-80-0x0000000075070000-0x0000000075821000-memory.dmp

Filesize
7.7MB

Download
memory/4656-28-0x0000000005640000-0x00000000056A6000-memory.dmp

Filesize
408KB

Download
memory/4656-27-0x0000000005560000-0x00000000055C6000-memory.dmp

Filesize
408KB

Download
memory/4656-36-0x00000000056B0000-0x0000000005A07000-memory.dmp

Filesize
3.3MB

Download
memory/4656-77-0x0000000007200000-0x0000000007208000-memory.dmp

Filesize
32KB

Download
memory/4656-76-0x0000000007210000-0x000000000722A000-memory.dmp

Filesize
104KB

Download
memory/4656-75-0x0000000007110000-0x0000000007125000-memory.dmp

Filesize
84KB

Download
memory/4656-74-0x0000000007100000-0x000000000710E000-memory.dmp

Filesize
56KB

Download
memory/4656-18-0x0000000075070000-0x0000000075821000-memory.dmp

Filesize
7.7MB

Download
memory/4656-72-0x0000000007150000-0x00000000071E6000-memory.dmp

Filesize
600KB

Download
memory/4656-62-0x0000000006F40000-0x0000000006F4A000-memory.dmp

Filesize
40KB

Download
memory/4656-49-0x00000000713C0000-0x000000007140C000-memory.dmp

Filesize
304KB

Download
memory/4656-58-0x0000000006AF0000-0x0000000006B0E000-memory.dmp

Filesize
120KB

Download
memory/4656-48-0x0000000006B10000-0x0000000006B44000-memory.dmp

Filesize
208KB

Download
memory/4656-59-0x0000000006D60000-0x0000000006E04000-memory.dmp

Filesize
656KB

Download
memory/4656-61-0x0000000006EC0000-0x0000000006EDA000-memory.dmp

Filesize
104KB

Download
memory/4656-60-0x0000000007500000-0x0000000007B7A000-memory.dmp

Filesize
6.5MB

Download
memory/4812-29-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/4816-0-0x000000007507E000-0x000000007507F000-memory.dmp

Filesize
4KB

Download
memory/4816-7-0x000000007507E000-0x000000007507F000-memory.dmp

Filesize
4KB

Download
memory/4816-44-0x0000000075070000-0x0000000075821000-memory.dmp

Filesize
7.7MB

Download
memory/4816-8-0x0000000075070000-0x0000000075821000-memory.dmp

Filesize
7.7MB

Download
memory/4816-9-0x00000000083C0000-0x000000000842A000-memory.dmp

Filesize
424KB

Download
memory/4816-5-0x0000000075070000-0x0000000075821000-memory.dmp

Filesize
7.7MB

Download
memory/4816-10-0x000000000AB40000-0x000000000ABDC000-memory.dmp

Filesize
624KB

Download
memory/4816-6-0x0000000005E50000-0x0000000005E60000-memory.dmp

Filesize
64KB

Download
memory/4816-4-0x0000000005A10000-0x0000000005A1A000-memory.dmp

Filesize
40KB

Download
memory/4816-3-0x0000000005A30000-0x0000000005AC2000-memory.dmp

Filesize
584KB

Download
memory/4816-2-0x0000000005FE0000-0x0000000006586000-memory.dmp

Filesize
5.6MB

Download
memory/4816-1-0x0000000000EC0000-0x0000000000F62000-memory.dmp

Filesize
648KB

Download