855acbd89e8548eaaa06d25d0c767f6a1d550afd766c145d04a3fbc2eae6b80e

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
10-12-2024 19:47

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General

Target

855acbd89e8548eaaa06d25d0c767f6a1d550afd766c145d04a3fbc2eae6b80e.exe
Size

1.0MB
MD5

ca3706dd6a93c5928ee3252054a7ec74
SHA1

402c4c006bf0e4d7afec7687f6033dccf11c6aa1
SHA256

855acbd89e8548eaaa06d25d0c767f6a1d550afd766c145d04a3fbc2eae6b80e
SHA512

e83540a28bb8b6a014d40cc66842b0c045e712f894df967ade6939461120f61a9580c85c3915aa8103c4faa40077a26d9e9dbecfc7086a9529105c2e409b048d
SSDEEP

24576:Ij+EfvosO3Hx7JwmNG3Ap137dboaPjyMi76Kb0:Y+MvpoOt3IRM+i76f

Score

3^/10

discovery execution

Malware Config

Signatures

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Using powershell.exe command.

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

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	855acbd89e8548eaaa06d25d0c767f6a1d550afd766c145d04a3fbc2eae6b80e.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

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 4 IoCs

description	pid	Process	procid_target
PID 2716 wrote to memory of 2708	2716	855acbd89e8548eaaa06d25d0c767f6a1d550afd766c145d04a3fbc2eae6b80e.exe	30
PID 2716 wrote to memory of 2708	2716	855acbd89e8548eaaa06d25d0c767f6a1d550afd766c145d04a3fbc2eae6b80e.exe	30
PID 2716 wrote to memory of 2708	2716	855acbd89e8548eaaa06d25d0c767f6a1d550afd766c145d04a3fbc2eae6b80e.exe	30
PID 2716 wrote to memory of 2708	2716	855acbd89e8548eaaa06d25d0c767f6a1d550afd766c145d04a3fbc2eae6b80e.exe	30

C:\Users\Admin\AppData\Local\Temp\855acbd89e8548eaaa06d25d0c767f6a1d550afd766c145d04a3fbc2eae6b80e.exe
"C:\Users\Admin\AppData\Local\Temp\855acbd89e8548eaaa06d25d0c767f6a1d550afd766c145d04a3fbc2eae6b80e.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2716
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "powershell.exe" -windowstyle minimized "$Lucid=Get-Content -Raw 'C:\Users\Admin\AppData\Roaming\Polysulfonate\sangersken\Thiostannous.Acu';$Astelic=$Lucid.SubString(38084,3);.$Astelic($Lucid)"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - 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

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2708-10-0x00000000735F1000-0x00000000735F2000-memory.dmp

Filesize
4KB

Download
memory/2708-12-0x00000000735F0000-0x0000000073B9B000-memory.dmp

Filesize
5.7MB

Download
memory/2708-11-0x00000000735F0000-0x0000000073B9B000-memory.dmp

Filesize
5.7MB

Download
memory/2708-14-0x00000000735F0000-0x0000000073B9B000-memory.dmp

Filesize
5.7MB

Download
memory/2708-13-0x00000000735F0000-0x0000000073B9B000-memory.dmp

Filesize
5.7MB

Download
memory/2708-15-0x00000000735F0000-0x0000000073B9B000-memory.dmp

Filesize
5.7MB

Download
memory/2708-16-0x00000000735F0000-0x0000000073B9B000-memory.dmp

Filesize
5.7MB

Download