f937c4c69fa5330dfb08fd4ce890d7aa9c6425823322659519cfa0814fe75103

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
16-01-2025 16:54

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General

Target

f937c4c69fa5330dfb08fd4ce890d7aa9c6425823322659519cfa0814fe75103.ps1
Size

1KB
MD5

fedd4aec169d783a3f1357e42babbf79
SHA1

6f03f2a7a0e6f57c475de2fa65db9a6a8732bd19
SHA256

f937c4c69fa5330dfb08fd4ce890d7aa9c6425823322659519cfa0814fe75103
SHA512

3dcf16ba5f447fd86c804197f9d128b65899a37690282a5da9d99850ae4979261c2fa120eb902155a01d4d35753ac1eb88bfdcd037d71fcaed45d51c5353822f

Score

6^/10

defense_evasion execution persistence

Malware Config

Signatures

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows\CurrentVersion\Run\Microsoft = "C:\\Users\\Admin\\AppData\\Roaming\\wVjgKB\\client32.exe"	powershell.exe

Hide Artifacts: Hidden Files and Directories 1 TTPs 1 IoCs

defense_evasion

Hidden Files and Directories

T1564.001

pid	Process
2336	cmd.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
1788	powershell.exe

Gathers network information 2 TTPs 1 IoCs

Uses commandline utility to view network configuration.

System Information Discovery

T1082

Command and Scripting Interpreter

T1059

pid	Process
3056	ipconfig.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1788	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1788	powershell.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1788 wrote to memory of 3056	1788	powershell.exe	31
PID 1788 wrote to memory of 3056	1788	powershell.exe	31
PID 1788 wrote to memory of 3056	1788	powershell.exe	31
PID 1788 wrote to memory of 2336	1788	powershell.exe	32
PID 1788 wrote to memory of 2336	1788	powershell.exe	32
PID 1788 wrote to memory of 2336	1788	powershell.exe	32
PID 2336 wrote to memory of 2768	2336	cmd.exe	33
PID 2336 wrote to memory of 2768	2336	cmd.exe	33
PID 2336 wrote to memory of 2768	2336	cmd.exe	33

Views/modifies file attributes 1 TTPs 1 IoCs

evasion

Hidden Files and Directories

T1564.001

pid	Process
2768	attrib.exe

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\f937c4c69fa5330dfb08fd4ce890d7aa9c6425823322659519cfa0814fe75103.ps1
1⤵
- Adds Run key to start application
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1788
- C:\Windows\system32\ipconfig.exe
  "C:\Windows\system32\ipconfig.exe" /flushdns
  2⤵
  - Gathers network information
  PID:3056
- C:\Windows\system32\cmd.exe
  "C:\Windows\system32\cmd.exe" /c attrib +h C:\Users\Admin\AppData\Roaming\wVjgKB
  2⤵
  - Hide Artifacts: Hidden Files and Directories
  - Suspicious use of WriteProcessMemory
  PID:2336
- - C:\Windows\system32\attrib.exe
    attrib +h C:\Users\Admin\AppData\Roaming\wVjgKB
    3⤵
    - Views/modifies file attributes
    PID:2768

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Hide Artifacts

T1564

Hidden Files and Directories

T1564.001

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1788-5-0x0000000002860000-0x0000000002868000-memory.dmp

Filesize
32KB

Download
memory/1788-6-0x000007FEF601E000-0x000007FEF601F000-memory.dmp

Filesize
4KB

Download
memory/1788-4-0x000000001B590000-0x000000001B872000-memory.dmp

Filesize
2.9MB

Download
memory/1788-7-0x000007FEF5D60000-0x000007FEF66FD000-memory.dmp

Filesize
9.6MB

Download
memory/1788-8-0x000007FEF5D60000-0x000007FEF66FD000-memory.dmp

Filesize
9.6MB

Download
memory/1788-9-0x000007FEF5D60000-0x000007FEF66FD000-memory.dmp

Filesize
9.6MB

Download
memory/1788-10-0x000007FEF5D60000-0x000007FEF66FD000-memory.dmp

Filesize
9.6MB

Download
memory/1788-11-0x000007FEF5D60000-0x000007FEF66FD000-memory.dmp

Filesize
9.6MB

Download