bf4b5243f61194359db36f52a6015e50ceb490b140ee986134fff4a13432c82c

Analysis

max time kernel
121s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
27-11-2024 02:59

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General

Target

bf4b5243f61194359db36f52a6015e50ceb490b140ee986134fff4a13432c82c.exe
Size

900KB
MD5

1e4a711ecbfcd10f63990b50edbf0692
SHA1

62f19187d9eba5260aa9d1b5753308de1a2ef392
SHA256

bf4b5243f61194359db36f52a6015e50ceb490b140ee986134fff4a13432c82c
SHA512

3bff0107b8d0c5eaf0bfbe1336675cd38027f89daf7a58a11582f09861cd058d4f972f081b3bc971c12300526213307d7fef692e4b9f4bd85ba9bf3fac92aa55
SSDEEP

12288:cXcxx2HCKsVidjk5m7eptd2naPiLutNS3haM78EQMZxmfemFXHW65zuYGTm4zeH:cX22iHKkSuE3l8Et2F2YuriH

Score

4^/10

discovery execution

Malware Config

Signatures

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\huzzah.lnk	bf4b5243f61194359db36f52a6015e50ceb490b140ee986134fff4a13432c82c.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
1728	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	bf4b5243f61194359db36f52a6015e50ceb490b140ee986134fff4a13432c82c.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1728	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1728	powershell.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1940 wrote to memory of 1728	1940	bf4b5243f61194359db36f52a6015e50ceb490b140ee986134fff4a13432c82c.exe	31
PID 1940 wrote to memory of 1728	1940	bf4b5243f61194359db36f52a6015e50ceb490b140ee986134fff4a13432c82c.exe	31
PID 1940 wrote to memory of 1728	1940	bf4b5243f61194359db36f52a6015e50ceb490b140ee986134fff4a13432c82c.exe	31
PID 1940 wrote to memory of 1728	1940	bf4b5243f61194359db36f52a6015e50ceb490b140ee986134fff4a13432c82c.exe	31

C:\Users\Admin\AppData\Local\Temp\bf4b5243f61194359db36f52a6015e50ceb490b140ee986134fff4a13432c82c.exe
"C:\Users\Admin\AppData\Local\Temp\bf4b5243f61194359db36f52a6015e50ceb490b140ee986134fff4a13432c82c.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1940
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "powershell.exe" -windowstyle minimized "$Carraways=Get-Content -Raw 'C:\Users\Admin\AppData\Roaming\interpellant\stimulere\Chemosis\Boligtilsyns.Ove';$Sprogten=$Carraways.SubString(50535,3);.$Sprogten($Carraways)"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1728

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/1728-11-0x0000000073BE1000-0x0000000073BE2000-memory.dmp

Filesize
4KB

Download
memory/1728-12-0x0000000073BE0000-0x000000007418B000-memory.dmp

Filesize
5.7MB

Download
memory/1728-13-0x0000000073BE0000-0x000000007418B000-memory.dmp

Filesize
5.7MB

Download
memory/1728-14-0x0000000073BE0000-0x000000007418B000-memory.dmp

Filesize
5.7MB

Download
memory/1728-15-0x0000000073BE0000-0x000000007418B000-memory.dmp

Filesize
5.7MB

Download