snakekeylogger | 50603d9481c76ac7052a18320666f9206f6729c78fdb779c0e7010952eaede26

Analysis

max time kernel
118s
max time network
128s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
20-11-2024 11:56

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General

Target

MB267382625AE.exe
Size

542KB
MD5

30cfd90585ed8d00c8f6507409beff00
SHA1

6ab2aa9cca85d4cda78da92336d7c0c5939a44c2
SHA256

50603d9481c76ac7052a18320666f9206f6729c78fdb779c0e7010952eaede26
SHA512

492500ec44b30342e0b51089fff9067c79de7f835db8b001d7abc613a09bf367302509b2d35b457a9a493a9a12f06f4e7c59b34ad3c2be3e7a403a965a5cf8e6
SSDEEP

12288:jao7oKJ3A0bKPXubDq+YRvHpkGN6l2lH4Wp0QEqvfjULr4nI:+o7oq3rbDqzBNNeq/LULr4

Score

10^/10

snakekeylogger collection discovery execution keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: ftp
Host:
ftp://cpanel2-nl.thcservers.com/
Port:
21
Username:
[email protected]
Password:
Uvob2G1Tc73ZCus02X

Signatures

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

Snake Keylogger payload 5 IoCs

resource	yara_rule
behavioral1/memory/2876-28-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2876-25-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2876-23-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2876-30-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2876-29-0x0000000000400000-0x0000000000426000-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
2412	powershell.exe
2732	powershell.exe

Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MB267382625AE.exe
Key opened	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MB267382625AE.exe
Key opened	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MB267382625AE.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 1984 set thread context of 2876	1984	MB267382625AE.exe	40

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 5 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	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MB267382625AE.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MB267382625AE.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
2860	schtasks.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

pid	Process
1984	MB267382625AE.exe
1984	MB267382625AE.exe
1984	MB267382625AE.exe
1984	MB267382625AE.exe
1984	MB267382625AE.exe
1984	MB267382625AE.exe
2732	powershell.exe
2412	powershell.exe
2876	MB267382625AE.exe
2876	MB267382625AE.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	1984	MB267382625AE.exe
Token: SeDebugPrivilege	2732	powershell.exe
Token: SeDebugPrivilege	2412	powershell.exe
Token: SeDebugPrivilege	2876	MB267382625AE.exe

Suspicious use of WriteProcessMemory 33 IoCs

description	pid	Process	procid_target
PID 1984 wrote to memory of 2412	1984	MB267382625AE.exe	31
PID 1984 wrote to memory of 2412	1984	MB267382625AE.exe	31
PID 1984 wrote to memory of 2412	1984	MB267382625AE.exe	31
PID 1984 wrote to memory of 2412	1984	MB267382625AE.exe	31
PID 1984 wrote to memory of 2732	1984	MB267382625AE.exe	33
PID 1984 wrote to memory of 2732	1984	MB267382625AE.exe	33
PID 1984 wrote to memory of 2732	1984	MB267382625AE.exe	33
PID 1984 wrote to memory of 2732	1984	MB267382625AE.exe	33
PID 1984 wrote to memory of 2860	1984	MB267382625AE.exe	35
PID 1984 wrote to memory of 2860	1984	MB267382625AE.exe	35
PID 1984 wrote to memory of 2860	1984	MB267382625AE.exe	35
PID 1984 wrote to memory of 2860	1984	MB267382625AE.exe	35
PID 1984 wrote to memory of 2784	1984	MB267382625AE.exe	37
PID 1984 wrote to memory of 2784	1984	MB267382625AE.exe	37
PID 1984 wrote to memory of 2784	1984	MB267382625AE.exe	37
PID 1984 wrote to memory of 2784	1984	MB267382625AE.exe	37
PID 1984 wrote to memory of 2612	1984	MB267382625AE.exe	38
PID 1984 wrote to memory of 2612	1984	MB267382625AE.exe	38
PID 1984 wrote to memory of 2612	1984	MB267382625AE.exe	38
PID 1984 wrote to memory of 2612	1984	MB267382625AE.exe	38
PID 1984 wrote to memory of 2428	1984	MB267382625AE.exe	39
PID 1984 wrote to memory of 2428	1984	MB267382625AE.exe	39
PID 1984 wrote to memory of 2428	1984	MB267382625AE.exe	39
PID 1984 wrote to memory of 2428	1984	MB267382625AE.exe	39
PID 1984 wrote to memory of 2876	1984	MB267382625AE.exe	40
PID 1984 wrote to memory of 2876	1984	MB267382625AE.exe	40
PID 1984 wrote to memory of 2876	1984	MB267382625AE.exe	40
PID 1984 wrote to memory of 2876	1984	MB267382625AE.exe	40
PID 1984 wrote to memory of 2876	1984	MB267382625AE.exe	40
PID 1984 wrote to memory of 2876	1984	MB267382625AE.exe	40
PID 1984 wrote to memory of 2876	1984	MB267382625AE.exe	40
PID 1984 wrote to memory of 2876	1984	MB267382625AE.exe	40
PID 1984 wrote to memory of 2876	1984	MB267382625AE.exe	40

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MB267382625AE.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MB267382625AE.exe

C:\Users\Admin\AppData\Local\Temp\MB267382625AE.exe
"C:\Users\Admin\AppData\Local\Temp\MB267382625AE.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1984
- 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\MB267382625AE.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2412
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\IFUybmFQxR.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2732
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\IFUybmFQxR" /XML "C:\Users\Admin\AppData\Local\Temp\tmp898.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2860
- C:\Users\Admin\AppData\Local\Temp\MB267382625AE.exe
  "C:\Users\Admin\AppData\Local\Temp\MB267382625AE.exe"
  2⤵
  PID:2784
- C:\Users\Admin\AppData\Local\Temp\MB267382625AE.exe
  "C:\Users\Admin\AppData\Local\Temp\MB267382625AE.exe"
  2⤵
  PID:2612
- C:\Users\Admin\AppData\Local\Temp\MB267382625AE.exe
  "C:\Users\Admin\AppData\Local\Temp\MB267382625AE.exe"
  2⤵
  PID:2428
- C:\Users\Admin\AppData\Local\Temp\MB267382625AE.exe
  "C:\Users\Admin\AppData\Local\Temp\MB267382625AE.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:2876

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

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp898.tmp

Filesize
1KB

MD5
13345075fee607938f28ba86ebe2a476

SHA1
22b516fdab040c646d7b2279f8931f4fbd553a2b

SHA256
08142792fc3670664d2b2445b6ef97b6159ea194a27426471d22a44f01857079

SHA512
892e0e3ed780b74f262c954eddea9bf99fd9e9385525e6239eb21a79496e0db201aad891f162907e72e3b0edec54afeece1b9fdea1e7d10fb6232b4d5a5eb362

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\R2HWVN22T5OSBZ5FYZ4R.temp

Filesize
7KB

MD5
f90db1fae22971f5a7cd2653a41cf061

SHA1
4c04edb0ab29162d1604a434bdaece182a9c61aa

SHA256
b434afb77e52a489e392db9f632ccfc687aac83e476fb41962335d8c7d99465d

SHA512
a1f8fb6e99d9adf3bb20afe242200450b45860853f69edf862b60ff38fdce62cb554027d1f2ffcf83e972512b5c2bcbd622f539b768acedae7d13da252776e0a

Download Submit
memory/1984-4-0x00000000005A0000-0x00000000005B2000-memory.dmp

Filesize
72KB

Download
memory/1984-31-0x00000000748A0000-0x0000000074F8E000-memory.dmp

Filesize
6.9MB

Download
memory/1984-0-0x00000000748AE000-0x00000000748AF000-memory.dmp

Filesize
4KB

Download
memory/1984-5-0x00000000748A0000-0x0000000074F8E000-memory.dmp

Filesize
6.9MB

Download
memory/1984-6-0x0000000005BB0000-0x0000000005C1C000-memory.dmp

Filesize
432KB

Download
memory/1984-2-0x00000000748A0000-0x0000000074F8E000-memory.dmp

Filesize
6.9MB

Download
memory/1984-1-0x00000000000B0000-0x000000000013E000-memory.dmp

Filesize
568KB

Download
memory/1984-3-0x00000000748AE000-0x00000000748AF000-memory.dmp

Filesize
4KB

Download
memory/2876-19-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2876-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2876-25-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2876-23-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2876-21-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2876-28-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2876-30-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2876-29-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download