snakekeylogger | 081dcb8cacf9d7e6662451d93245e871b8b0368cedfa1e393a483b61037461ee

Analysis

max time kernel
117s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
20-11-2024 01:13

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General

Target

2a2625e85758dfdc4ab64036bb679f519b8802ecccdba37eec44fb99e68e35a9.exe
Size

603KB
MD5

4d74cebd8ddaae78de8144f1abb245e5
SHA1

8e8423e4af53a91b9750014235773f9ec38916df
SHA256

2a2625e85758dfdc4ab64036bb679f519b8802ecccdba37eec44fb99e68e35a9
SHA512

db4959b2a762416a62fc95fd06c5b5836189ef6e785cfaaaa2e26e28602a8db2aa71893dd72833490cdf631321ac6c7ab5a168bbf671dfa1bb98ab8c827d3426
SSDEEP

12288:fYVqW8F9057V2WnuYJBcw/6oxYP4Tl9SZZGQ4qS6q:rLs0WnuYP6KeokZZGdqbq

Score

10^/10

snakekeylogger discovery execution keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

https://api.telegram.org/bot8071929169:AAFUKNAcxQ6ezyCHGQASc7PxQv_smeADnUQ/sendMessage?chat_id=5985897351

Signatures

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

Snake Keylogger payload 5 IoCs

resource	yara_rule
behavioral1/memory/2828-30-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2828-29-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2828-28-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2828-25-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2828-23-0x0000000000400000-0x0000000000426000-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
2620	powershell.exe
2552	powershell.exe

Deletes itself 1 IoCs

pid	Process
1808	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 2980 set thread context of 2828	2980	2a2625e85758dfdc4ab64036bb679f519b8802ecccdba37eec44fb99e68e35a9.exe	36

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	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2a2625e85758dfdc4ab64036bb679f519b8802ecccdba37eec44fb99e68e35a9.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	2a2625e85758dfdc4ab64036bb679f519b8802ecccdba37eec44fb99e68e35a9.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
2580	schtasks.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2828	2a2625e85758dfdc4ab64036bb679f519b8802ecccdba37eec44fb99e68e35a9.exe
2552	powershell.exe
2620	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2828	2a2625e85758dfdc4ab64036bb679f519b8802ecccdba37eec44fb99e68e35a9.exe
Token: SeDebugPrivilege	2552	powershell.exe
Token: SeDebugPrivilege	2620	powershell.exe

Suspicious use of WriteProcessMemory 29 IoCs

description	pid	Process	procid_target
PID 2980 wrote to memory of 2620	2980	2a2625e85758dfdc4ab64036bb679f519b8802ecccdba37eec44fb99e68e35a9.exe	30
PID 2980 wrote to memory of 2620	2980	2a2625e85758dfdc4ab64036bb679f519b8802ecccdba37eec44fb99e68e35a9.exe	30
PID 2980 wrote to memory of 2620	2980	2a2625e85758dfdc4ab64036bb679f519b8802ecccdba37eec44fb99e68e35a9.exe	30
PID 2980 wrote to memory of 2620	2980	2a2625e85758dfdc4ab64036bb679f519b8802ecccdba37eec44fb99e68e35a9.exe	30
PID 2980 wrote to memory of 2552	2980	2a2625e85758dfdc4ab64036bb679f519b8802ecccdba37eec44fb99e68e35a9.exe	32
PID 2980 wrote to memory of 2552	2980	2a2625e85758dfdc4ab64036bb679f519b8802ecccdba37eec44fb99e68e35a9.exe	32
PID 2980 wrote to memory of 2552	2980	2a2625e85758dfdc4ab64036bb679f519b8802ecccdba37eec44fb99e68e35a9.exe	32
PID 2980 wrote to memory of 2552	2980	2a2625e85758dfdc4ab64036bb679f519b8802ecccdba37eec44fb99e68e35a9.exe	32
PID 2980 wrote to memory of 2580	2980	2a2625e85758dfdc4ab64036bb679f519b8802ecccdba37eec44fb99e68e35a9.exe	33
PID 2980 wrote to memory of 2580	2980	2a2625e85758dfdc4ab64036bb679f519b8802ecccdba37eec44fb99e68e35a9.exe	33
PID 2980 wrote to memory of 2580	2980	2a2625e85758dfdc4ab64036bb679f519b8802ecccdba37eec44fb99e68e35a9.exe	33
PID 2980 wrote to memory of 2580	2980	2a2625e85758dfdc4ab64036bb679f519b8802ecccdba37eec44fb99e68e35a9.exe	33
PID 2980 wrote to memory of 2828	2980	2a2625e85758dfdc4ab64036bb679f519b8802ecccdba37eec44fb99e68e35a9.exe	36
PID 2980 wrote to memory of 2828	2980	2a2625e85758dfdc4ab64036bb679f519b8802ecccdba37eec44fb99e68e35a9.exe	36
PID 2980 wrote to memory of 2828	2980	2a2625e85758dfdc4ab64036bb679f519b8802ecccdba37eec44fb99e68e35a9.exe	36
PID 2980 wrote to memory of 2828	2980	2a2625e85758dfdc4ab64036bb679f519b8802ecccdba37eec44fb99e68e35a9.exe	36
PID 2980 wrote to memory of 2828	2980	2a2625e85758dfdc4ab64036bb679f519b8802ecccdba37eec44fb99e68e35a9.exe	36
PID 2980 wrote to memory of 2828	2980	2a2625e85758dfdc4ab64036bb679f519b8802ecccdba37eec44fb99e68e35a9.exe	36
PID 2980 wrote to memory of 2828	2980	2a2625e85758dfdc4ab64036bb679f519b8802ecccdba37eec44fb99e68e35a9.exe	36
PID 2980 wrote to memory of 2828	2980	2a2625e85758dfdc4ab64036bb679f519b8802ecccdba37eec44fb99e68e35a9.exe	36
PID 2980 wrote to memory of 2828	2980	2a2625e85758dfdc4ab64036bb679f519b8802ecccdba37eec44fb99e68e35a9.exe	36
PID 2828 wrote to memory of 1808	2828	2a2625e85758dfdc4ab64036bb679f519b8802ecccdba37eec44fb99e68e35a9.exe	37
PID 2828 wrote to memory of 1808	2828	2a2625e85758dfdc4ab64036bb679f519b8802ecccdba37eec44fb99e68e35a9.exe	37
PID 2828 wrote to memory of 1808	2828	2a2625e85758dfdc4ab64036bb679f519b8802ecccdba37eec44fb99e68e35a9.exe	37
PID 2828 wrote to memory of 1808	2828	2a2625e85758dfdc4ab64036bb679f519b8802ecccdba37eec44fb99e68e35a9.exe	37
PID 1808 wrote to memory of 2148	1808	cmd.exe	39
PID 1808 wrote to memory of 2148	1808	cmd.exe	39
PID 1808 wrote to memory of 2148	1808	cmd.exe	39
PID 1808 wrote to memory of 2148	1808	cmd.exe	39

C:\Users\Admin\AppData\Local\Temp\2a2625e85758dfdc4ab64036bb679f519b8802ecccdba37eec44fb99e68e35a9.exe
"C:\Users\Admin\AppData\Local\Temp\2a2625e85758dfdc4ab64036bb679f519b8802ecccdba37eec44fb99e68e35a9.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2980
- 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\2a2625e85758dfdc4ab64036bb679f519b8802ecccdba37eec44fb99e68e35a9.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2620
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\WYqxTmjfOgdZ.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2552
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\WYqxTmjfOgdZ" /XML "C:\Users\Admin\AppData\Local\Temp\tmp9E90.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2580
- C:\Users\Admin\AppData\Local\Temp\2a2625e85758dfdc4ab64036bb679f519b8802ecccdba37eec44fb99e68e35a9.exe
  "C:\Users\Admin\AppData\Local\Temp\2a2625e85758dfdc4ab64036bb679f519b8802ecccdba37eec44fb99e68e35a9.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2828
- - 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\2a2625e85758dfdc4ab64036bb679f519b8802ecccdba37eec44fb99e68e35a9.exe"
    3⤵
    - Deletes itself
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:1808
  - - C:\Windows\SysWOW64\choice.exe
      choice /C Y /N /D Y /T 3
      4⤵
      System Location Discovery: System Language Discovery
      PID:2148

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\tmp9E90.tmp

Filesize
1KB

MD5
06d8be913c43e88ea7514551691a2126

SHA1
b084bda0001a3ead9cace4a2b220c19f1b1fddda

SHA256
b2851c6ba4be6c50d6d7a4ffef10d861f9f84a566477f47b211af3a5cf07b534

SHA512
a31ad801b9272eb13cfe236feb4ddb6f5913bd631a9600def4923ee02e6bf489aadff1add486640abae9344e2f04903275c875569ad32fc6e86e7e4c7382a5ac

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

Filesize
7KB

MD5
4d79ce8a9d5817e12ac373198385d381

SHA1
60ee9a97f7a60701f184529b70f5eb11b094e0d9

SHA256
0ae70214986bd6f4a46269f691dd000f2a826d2b0fc65b02fb91e2b2872fe7da

SHA512
14630d0f1bcd1a31f1f07622ff0933cae8f67fdd90a3c4690cddfad23ce7d2d43e24f9cacb356457d5219d3a0848304ff199c6bad856dc9bfbe62d9ba59ec140

Download Submit
memory/2828-29-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2828-21-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2828-23-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2828-25-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2828-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2828-28-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2828-30-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2828-19-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2980-6-0x00000000054A0000-0x000000000550C000-memory.dmp

Filesize
432KB

Download
memory/2980-1-0x0000000001130000-0x00000000011CC000-memory.dmp

Filesize
624KB

Download
memory/2980-0-0x0000000073F1E000-0x0000000073F1F000-memory.dmp

Filesize
4KB

Download
memory/2980-2-0x0000000073F10000-0x00000000745FE000-memory.dmp

Filesize
6.9MB

Download
memory/2980-3-0x0000000073F1E000-0x0000000073F1F000-memory.dmp

Filesize
4KB

Download
memory/2980-5-0x00000000002C0000-0x00000000002D2000-memory.dmp

Filesize
72KB

Download
memory/2980-4-0x0000000073F10000-0x00000000745FE000-memory.dmp

Filesize
6.9MB

Download
memory/2980-31-0x0000000073F10000-0x00000000745FE000-memory.dmp

Filesize
6.9MB

Download