281d93f4542961b4630b6984f3d0b9e8ed29f6eb2f60674aaf4a36dd0c226f9e

Analysis

max time kernel
150s
max time network
117s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
25/08/2024, 17:34

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General

Target

$PLUGINSDIR/SelfDelete.dll
Size

24KB
MD5

ddc0d6806073a5b034104c88288ca762
SHA1

9663cc10c496f05d6167e19c3920245040e5e431
SHA256

2f4767da9dc7e720d910d32d451674cd08b7892ca753ec5c10b11fe85e12f06b
SHA512

545ca797a397cfcbd9b5d3bd2da2e3219ba7a294e541831655c5763a7f17480fd0b990d0c2e58ba8c71f81d85472b2da6d079b8211b44c40c8c36d21168ec054
SSDEEP

96:kloL9cOmJnnH/4zN0TZquBog7OzRN5wmglWFq7PJv7PJaGvhWf89WrTXEGNR9j:klQcrKR0TDBFcN0lR9hvhWEAEYRB

Score

3^/10

discovery

Malware Config

Signatures

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	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3028 wrote to memory of 3396	3028	rundll32.exe	84
PID 3028 wrote to memory of 3396	3028	rundll32.exe	84
PID 3028 wrote to memory of 3396	3028	rundll32.exe	84
PID 3396 wrote to memory of 4084	3396	rundll32.exe	85
PID 3396 wrote to memory of 4084	3396	rundll32.exe	85
PID 3396 wrote to memory of 4084	3396	rundll32.exe	85

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\SelfDelete.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3028
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\SelfDelete.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3396
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c \DelUS.bat
    3⤵
    - System Location Discovery: System Language Discovery
    PID:4084

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\DelUS.bat

Filesize
124B

MD5
745ca9604efcd5e232d637c301eb492d

SHA1
2152cec7ffd5f13c888157140cbb47acc615f0bb

SHA256
4c66c25986778e14e1662ba6b2f1cf2d0c03f177f7ee85d18581be8a6458fe24

SHA512
713915cb7fc58db8da7d7247181a6490705543a70a0fd980348639fd5f98acd2cb5149505cbf5e948c4ab0df36827ce783778a7733249c620c5ad2e6d1cf3253

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