snakekeylogger | a6d9ae46c1687dfe220b7a8295c3b3cb0e955b2a51581ee68e7443d8f87af4c4

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
25-10-2024 15:28

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General

Target

a6d9ae46c1687dfe220b7a8295c3b3cb0e955b2a51581ee68e7443d8f87af4c4N.exe
Size

529KB
MD5

db1362e2986714756007ae7ce9da0050
SHA1

ffc150cf4391290d19ad9d42906ebbada7f79a8e
SHA256

a6d9ae46c1687dfe220b7a8295c3b3cb0e955b2a51581ee68e7443d8f87af4c4
SHA512

1a0f054dcc5cbc4939a536a4b24ac3f23b77d6e96b4a8f71050b34fcf330fb65df26ef2d66b72775033eea2f6c1201072cec56a348987ce3ad18584066f3756a
SSDEEP

12288:6LgoElqrVR9B5qeD9djDlngUS3OoCTWqpAz:6LT9rVRLQeD9djQ3O/K0Az

Score

10^/10

snakekeylogger discovery execution keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

https://api.telegram.org/bot6758088233:AAFj4Y2Zn6GDp8qtYIlHf1VVN4k4QQ5uaio/sendMessage?chat_id=5117030493

Signatures

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

Snake Keylogger payload 5 IoCs

resource	yara_rule
behavioral1/memory/2636-29-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2636-28-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2636-27-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2636-24-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2636-22-0x0000000000400000-0x0000000000426000-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
3032	powershell.exe
2944	powershell.exe

Deletes itself 1 IoCs

pid	Process
2884	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 2332 set thread context of 2636	2332	a6d9ae46c1687dfe220b7a8295c3b3cb0e955b2a51581ee68e7443d8f87af4c4N.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	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a6d9ae46c1687dfe220b7a8295c3b3cb0e955b2a51581ee68e7443d8f87af4c4N.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	a6d9ae46c1687dfe220b7a8295c3b3cb0e955b2a51581ee68e7443d8f87af4c4N.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
2856	schtasks.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2636	a6d9ae46c1687dfe220b7a8295c3b3cb0e955b2a51581ee68e7443d8f87af4c4N.exe
2944	powershell.exe
3032	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2636	a6d9ae46c1687dfe220b7a8295c3b3cb0e955b2a51581ee68e7443d8f87af4c4N.exe
Token: SeDebugPrivilege	2944	powershell.exe
Token: SeDebugPrivilege	3032	powershell.exe

Suspicious use of WriteProcessMemory 29 IoCs

description	pid	Process	procid_target
PID 2332 wrote to memory of 3032	2332	a6d9ae46c1687dfe220b7a8295c3b3cb0e955b2a51581ee68e7443d8f87af4c4N.exe	31
PID 2332 wrote to memory of 3032	2332	a6d9ae46c1687dfe220b7a8295c3b3cb0e955b2a51581ee68e7443d8f87af4c4N.exe	31
PID 2332 wrote to memory of 3032	2332	a6d9ae46c1687dfe220b7a8295c3b3cb0e955b2a51581ee68e7443d8f87af4c4N.exe	31
PID 2332 wrote to memory of 3032	2332	a6d9ae46c1687dfe220b7a8295c3b3cb0e955b2a51581ee68e7443d8f87af4c4N.exe	31
PID 2332 wrote to memory of 2944	2332	a6d9ae46c1687dfe220b7a8295c3b3cb0e955b2a51581ee68e7443d8f87af4c4N.exe	33
PID 2332 wrote to memory of 2944	2332	a6d9ae46c1687dfe220b7a8295c3b3cb0e955b2a51581ee68e7443d8f87af4c4N.exe	33
PID 2332 wrote to memory of 2944	2332	a6d9ae46c1687dfe220b7a8295c3b3cb0e955b2a51581ee68e7443d8f87af4c4N.exe	33
PID 2332 wrote to memory of 2944	2332	a6d9ae46c1687dfe220b7a8295c3b3cb0e955b2a51581ee68e7443d8f87af4c4N.exe	33
PID 2332 wrote to memory of 2856	2332	a6d9ae46c1687dfe220b7a8295c3b3cb0e955b2a51581ee68e7443d8f87af4c4N.exe	35
PID 2332 wrote to memory of 2856	2332	a6d9ae46c1687dfe220b7a8295c3b3cb0e955b2a51581ee68e7443d8f87af4c4N.exe	35
PID 2332 wrote to memory of 2856	2332	a6d9ae46c1687dfe220b7a8295c3b3cb0e955b2a51581ee68e7443d8f87af4c4N.exe	35
PID 2332 wrote to memory of 2856	2332	a6d9ae46c1687dfe220b7a8295c3b3cb0e955b2a51581ee68e7443d8f87af4c4N.exe	35
PID 2332 wrote to memory of 2636	2332	a6d9ae46c1687dfe220b7a8295c3b3cb0e955b2a51581ee68e7443d8f87af4c4N.exe	37
PID 2332 wrote to memory of 2636	2332	a6d9ae46c1687dfe220b7a8295c3b3cb0e955b2a51581ee68e7443d8f87af4c4N.exe	37
PID 2332 wrote to memory of 2636	2332	a6d9ae46c1687dfe220b7a8295c3b3cb0e955b2a51581ee68e7443d8f87af4c4N.exe	37
PID 2332 wrote to memory of 2636	2332	a6d9ae46c1687dfe220b7a8295c3b3cb0e955b2a51581ee68e7443d8f87af4c4N.exe	37
PID 2332 wrote to memory of 2636	2332	a6d9ae46c1687dfe220b7a8295c3b3cb0e955b2a51581ee68e7443d8f87af4c4N.exe	37
PID 2332 wrote to memory of 2636	2332	a6d9ae46c1687dfe220b7a8295c3b3cb0e955b2a51581ee68e7443d8f87af4c4N.exe	37
PID 2332 wrote to memory of 2636	2332	a6d9ae46c1687dfe220b7a8295c3b3cb0e955b2a51581ee68e7443d8f87af4c4N.exe	37
PID 2332 wrote to memory of 2636	2332	a6d9ae46c1687dfe220b7a8295c3b3cb0e955b2a51581ee68e7443d8f87af4c4N.exe	37
PID 2332 wrote to memory of 2636	2332	a6d9ae46c1687dfe220b7a8295c3b3cb0e955b2a51581ee68e7443d8f87af4c4N.exe	37
PID 2636 wrote to memory of 2884	2636	a6d9ae46c1687dfe220b7a8295c3b3cb0e955b2a51581ee68e7443d8f87af4c4N.exe	38
PID 2636 wrote to memory of 2884	2636	a6d9ae46c1687dfe220b7a8295c3b3cb0e955b2a51581ee68e7443d8f87af4c4N.exe	38
PID 2636 wrote to memory of 2884	2636	a6d9ae46c1687dfe220b7a8295c3b3cb0e955b2a51581ee68e7443d8f87af4c4N.exe	38
PID 2636 wrote to memory of 2884	2636	a6d9ae46c1687dfe220b7a8295c3b3cb0e955b2a51581ee68e7443d8f87af4c4N.exe	38
PID 2884 wrote to memory of 1540	2884	cmd.exe	40
PID 2884 wrote to memory of 1540	2884	cmd.exe	40
PID 2884 wrote to memory of 1540	2884	cmd.exe	40
PID 2884 wrote to memory of 1540	2884	cmd.exe	40

C:\Users\Admin\AppData\Local\Temp\a6d9ae46c1687dfe220b7a8295c3b3cb0e955b2a51581ee68e7443d8f87af4c4N.exe
"C:\Users\Admin\AppData\Local\Temp\a6d9ae46c1687dfe220b7a8295c3b3cb0e955b2a51581ee68e7443d8f87af4c4N.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2332
- 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\a6d9ae46c1687dfe220b7a8295c3b3cb0e955b2a51581ee68e7443d8f87af4c4N.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3032
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\YrWafbx.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2944
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\YrWafbx" /XML "C:\Users\Admin\AppData\Local\Temp\tmp5E85.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2856
- C:\Users\Admin\AppData\Local\Temp\a6d9ae46c1687dfe220b7a8295c3b3cb0e955b2a51581ee68e7443d8f87af4c4N.exe
  "C:\Users\Admin\AppData\Local\Temp\a6d9ae46c1687dfe220b7a8295c3b3cb0e955b2a51581ee68e7443d8f87af4c4N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2636
- - 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\a6d9ae46c1687dfe220b7a8295c3b3cb0e955b2a51581ee68e7443d8f87af4c4N.exe"
    3⤵
    - Deletes itself
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2884
  - - C:\Windows\SysWOW64\choice.exe
      choice /C Y /N /D Y /T 3
      4⤵
      System Location Discovery: System Language Discovery
      PID:1540

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\tmp5E85.tmp

Filesize
1KB

MD5
ecc171fff20e7a8f9da69f568e92395c

SHA1
e930f2256537d94ef68ae875acd5dc79d01e4d40

SHA256
09084a1e4d6dc56a9d9b62b64073dafda3f6543e397ae636e270adc601d3d3aa

SHA512
179a7ba823d92d27c8e9b37ced6d8c3dabdecdb1cdb53700f996b6285c2e5bc78c92e8bdcb2219024df974fcc2aa298ea0bdfa2c01e06f42dee00a9bb7ad37a4

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\DWNTOWUEG3OI3QJ34TXX.temp

Filesize
7KB

MD5
2182e238acf73105173df448e11c2f13

SHA1
0d4186cdfc811c861a7f2393a800d806f6938f05

SHA256
ab034240963ad24a803382fcc0ebb6b49da962c7400b0000ddba064eb619442c

SHA512
4bec96a2bc43a4653c95aa82c4bff0d1efe4c9a5f1c0d418970e96384f9ad41bb3e0db983f1f00f41f6adb429ac63b82eb1b08a93bd60b46a19cea06658058fa

Download Submit
memory/2332-30-0x0000000074DA0000-0x000000007548E000-memory.dmp

Filesize
6.9MB

Download
memory/2332-1-0x0000000001330000-0x00000000013BA000-memory.dmp

Filesize
552KB

Download
memory/2332-2-0x0000000074DA0000-0x000000007548E000-memory.dmp

Filesize
6.9MB

Download
memory/2332-3-0x0000000074DA0000-0x000000007548E000-memory.dmp

Filesize
6.9MB

Download
memory/2332-4-0x00000000008B0000-0x00000000008C2000-memory.dmp

Filesize
72KB

Download
memory/2332-5-0x0000000005EC0000-0x0000000005F28000-memory.dmp

Filesize
416KB

Download
memory/2332-0-0x0000000074DAE000-0x0000000074DAF000-memory.dmp

Filesize
4KB

Download
memory/2636-18-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2636-28-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2636-27-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2636-26-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2636-24-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2636-22-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2636-20-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2636-29-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download