snakekeylogger | cb49afa9e570e7d73b2d4dd8d53d7bc4a3bb12e2969cc96725dc8d47656c2ae8

Analysis

max time kernel
121s
max time network
127s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
19-11-2024 18:41

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General

Target

cb49afa9e570e7d73b2d4dd8d53d7bc4a3bb12e2969cc96725dc8d47656c2ae8.exe
Size

531KB
MD5

961067bea5cf02f740a49ba9022d8dd3
SHA1

c4962332eb8c041446417095be2c5e7f86788e08
SHA256

cb49afa9e570e7d73b2d4dd8d53d7bc4a3bb12e2969cc96725dc8d47656c2ae8
SHA512

c6d3d4b64861260981c5e0ee5c2737dac02c4f866b3f52880560874c9f0ed4f9953a7701114f740efbc6802f025dfe01d5633324f4077939441c0d2adc5b513e
SSDEEP

12288:GAj/s0yek+BBlUVh+Z0D8MWoftBOMTCD8ztwerE6H1nN/:5a07UtYAFJe9qZB

Score

10^/10

snakekeylogger discovery execution keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

https://api.telegram.org/bot7854764352:AAGsvrx8n7ByYi4c9ksbK9NcQWi81dzmeE8/sendMessage?chat_id=7894030394

Signatures

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

Snake Keylogger payload 5 IoCs

resource	yara_rule
behavioral1/memory/2220-28-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2220-26-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2220-23-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2220-32-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2220-29-0x0000000000400000-0x0000000000426000-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
2540	powershell.exe
2684	powershell.exe

Deletes itself 1 IoCs

pid	Process
1572	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 2196 set thread context of 2220	2196	cb49afa9e570e7d73b2d4dd8d53d7bc4a3bb12e2969cc96725dc8d47656c2ae8.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	cb49afa9e570e7d73b2d4dd8d53d7bc4a3bb12e2969cc96725dc8d47656c2ae8.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	cb49afa9e570e7d73b2d4dd8d53d7bc4a3bb12e2969cc96725dc8d47656c2ae8.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
2564	schtasks.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2220	cb49afa9e570e7d73b2d4dd8d53d7bc4a3bb12e2969cc96725dc8d47656c2ae8.exe
2684	powershell.exe
2540	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2220	cb49afa9e570e7d73b2d4dd8d53d7bc4a3bb12e2969cc96725dc8d47656c2ae8.exe
Token: SeDebugPrivilege	2684	powershell.exe
Token: SeDebugPrivilege	2540	powershell.exe

Suspicious use of WriteProcessMemory 29 IoCs

description	pid	Process	procid_target
PID 2196 wrote to memory of 2684	2196	cb49afa9e570e7d73b2d4dd8d53d7bc4a3bb12e2969cc96725dc8d47656c2ae8.exe	31
PID 2196 wrote to memory of 2684	2196	cb49afa9e570e7d73b2d4dd8d53d7bc4a3bb12e2969cc96725dc8d47656c2ae8.exe	31
PID 2196 wrote to memory of 2684	2196	cb49afa9e570e7d73b2d4dd8d53d7bc4a3bb12e2969cc96725dc8d47656c2ae8.exe	31
PID 2196 wrote to memory of 2684	2196	cb49afa9e570e7d73b2d4dd8d53d7bc4a3bb12e2969cc96725dc8d47656c2ae8.exe	31
PID 2196 wrote to memory of 2540	2196	cb49afa9e570e7d73b2d4dd8d53d7bc4a3bb12e2969cc96725dc8d47656c2ae8.exe	33
PID 2196 wrote to memory of 2540	2196	cb49afa9e570e7d73b2d4dd8d53d7bc4a3bb12e2969cc96725dc8d47656c2ae8.exe	33
PID 2196 wrote to memory of 2540	2196	cb49afa9e570e7d73b2d4dd8d53d7bc4a3bb12e2969cc96725dc8d47656c2ae8.exe	33
PID 2196 wrote to memory of 2540	2196	cb49afa9e570e7d73b2d4dd8d53d7bc4a3bb12e2969cc96725dc8d47656c2ae8.exe	33
PID 2196 wrote to memory of 2564	2196	cb49afa9e570e7d73b2d4dd8d53d7bc4a3bb12e2969cc96725dc8d47656c2ae8.exe	34
PID 2196 wrote to memory of 2564	2196	cb49afa9e570e7d73b2d4dd8d53d7bc4a3bb12e2969cc96725dc8d47656c2ae8.exe	34
PID 2196 wrote to memory of 2564	2196	cb49afa9e570e7d73b2d4dd8d53d7bc4a3bb12e2969cc96725dc8d47656c2ae8.exe	34
PID 2196 wrote to memory of 2564	2196	cb49afa9e570e7d73b2d4dd8d53d7bc4a3bb12e2969cc96725dc8d47656c2ae8.exe	34
PID 2196 wrote to memory of 2220	2196	cb49afa9e570e7d73b2d4dd8d53d7bc4a3bb12e2969cc96725dc8d47656c2ae8.exe	37
PID 2196 wrote to memory of 2220	2196	cb49afa9e570e7d73b2d4dd8d53d7bc4a3bb12e2969cc96725dc8d47656c2ae8.exe	37
PID 2196 wrote to memory of 2220	2196	cb49afa9e570e7d73b2d4dd8d53d7bc4a3bb12e2969cc96725dc8d47656c2ae8.exe	37
PID 2196 wrote to memory of 2220	2196	cb49afa9e570e7d73b2d4dd8d53d7bc4a3bb12e2969cc96725dc8d47656c2ae8.exe	37
PID 2196 wrote to memory of 2220	2196	cb49afa9e570e7d73b2d4dd8d53d7bc4a3bb12e2969cc96725dc8d47656c2ae8.exe	37
PID 2196 wrote to memory of 2220	2196	cb49afa9e570e7d73b2d4dd8d53d7bc4a3bb12e2969cc96725dc8d47656c2ae8.exe	37
PID 2196 wrote to memory of 2220	2196	cb49afa9e570e7d73b2d4dd8d53d7bc4a3bb12e2969cc96725dc8d47656c2ae8.exe	37
PID 2196 wrote to memory of 2220	2196	cb49afa9e570e7d73b2d4dd8d53d7bc4a3bb12e2969cc96725dc8d47656c2ae8.exe	37
PID 2196 wrote to memory of 2220	2196	cb49afa9e570e7d73b2d4dd8d53d7bc4a3bb12e2969cc96725dc8d47656c2ae8.exe	37
PID 2220 wrote to memory of 1572	2220	cb49afa9e570e7d73b2d4dd8d53d7bc4a3bb12e2969cc96725dc8d47656c2ae8.exe	38
PID 2220 wrote to memory of 1572	2220	cb49afa9e570e7d73b2d4dd8d53d7bc4a3bb12e2969cc96725dc8d47656c2ae8.exe	38
PID 2220 wrote to memory of 1572	2220	cb49afa9e570e7d73b2d4dd8d53d7bc4a3bb12e2969cc96725dc8d47656c2ae8.exe	38
PID 2220 wrote to memory of 1572	2220	cb49afa9e570e7d73b2d4dd8d53d7bc4a3bb12e2969cc96725dc8d47656c2ae8.exe	38
PID 1572 wrote to memory of 536	1572	cmd.exe	40
PID 1572 wrote to memory of 536	1572	cmd.exe	40
PID 1572 wrote to memory of 536	1572	cmd.exe	40
PID 1572 wrote to memory of 536	1572	cmd.exe	40

C:\Users\Admin\AppData\Local\Temp\cb49afa9e570e7d73b2d4dd8d53d7bc4a3bb12e2969cc96725dc8d47656c2ae8.exe
"C:\Users\Admin\AppData\Local\Temp\cb49afa9e570e7d73b2d4dd8d53d7bc4a3bb12e2969cc96725dc8d47656c2ae8.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2196
- 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\cb49afa9e570e7d73b2d4dd8d53d7bc4a3bb12e2969cc96725dc8d47656c2ae8.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2684
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\fVPvzzxLd.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2540
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\fVPvzzxLd" /XML "C:\Users\Admin\AppData\Local\Temp\tmp68C1.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2564
- C:\Users\Admin\AppData\Local\Temp\cb49afa9e570e7d73b2d4dd8d53d7bc4a3bb12e2969cc96725dc8d47656c2ae8.exe
  "C:\Users\Admin\AppData\Local\Temp\cb49afa9e570e7d73b2d4dd8d53d7bc4a3bb12e2969cc96725dc8d47656c2ae8.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2220
- - 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\cb49afa9e570e7d73b2d4dd8d53d7bc4a3bb12e2969cc96725dc8d47656c2ae8.exe"
    3⤵
    - Deletes itself
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:1572
  - - C:\Windows\SysWOW64\choice.exe
      choice /C Y /N /D Y /T 3
      4⤵
      System Location Discovery: System Language Discovery
      PID:536

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\tmp68C1.tmp

Filesize
1KB

MD5
689d0fe4d417458c481c07d635d37228

SHA1
1e05c71cd9f971ab403918bfb20d27595cb66b1e

SHA256
a07ef74be6634dd8c6030aef3515601f4b99f119cdcaad4de9d57e1ac640233d

SHA512
c30dfa4054135f0886ba3ec97ebe13db983900cafc28d5004939f110a21dcb29e8c57a7e40c4c11861b71b4c11a3f717d0644d6ae6264c1bf4623209e3df2a30

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

Filesize
7KB

MD5
fe79900f2377e552a928fc12b3f00a6d

SHA1
02cf710c8daa6c9cdd82d9fbf386317d08c9d735

SHA256
69eef563aedece835324acad06c974ac5f4c498430a13b01961dbae9a86e21aa

SHA512
e6e466bf837877916aad8ce9c636927e43553c197230c9c65aad7155dc5b9f9bf2d36201b9ca62a175817cb2ee8aefdf7abb8e7740738a749722de302bd98b32

Download Submit
memory/2196-4-0x0000000074A50000-0x000000007513E000-memory.dmp

Filesize
6.9MB

Download
memory/2196-31-0x0000000074A50000-0x000000007513E000-memory.dmp

Filesize
6.9MB

Download
memory/2196-0-0x0000000074A5E000-0x0000000074A5F000-memory.dmp

Filesize
4KB

Download
memory/2196-5-0x00000000005B0000-0x00000000005C2000-memory.dmp

Filesize
72KB

Download
memory/2196-6-0x0000000005D10000-0x0000000005D7C000-memory.dmp

Filesize
432KB

Download
memory/2196-2-0x0000000074A50000-0x000000007513E000-memory.dmp

Filesize
6.9MB

Download
memory/2196-1-0x0000000000970000-0x00000000009FA000-memory.dmp

Filesize
552KB

Download
memory/2196-3-0x0000000074A5E000-0x0000000074A5F000-memory.dmp

Filesize
4KB

Download
memory/2220-28-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2220-26-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2220-23-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2220-32-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2220-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2220-21-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2220-19-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2220-29-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download