1821d19dc59274e2ce3d5e9b3bdf330aa245502ebb247f421577565ffc3440ba

Analysis

max time kernel
63s
max time network
19s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
25/09/2024, 01:18

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General

Target

$SYSDIR/bdmjpeg.dll
Size

22KB
MD5

2fbd5126c7eecbad70090a37693ea51d
SHA1

6b6c5036c99bf7d30d25548c989e35dd6e4defed
SHA256

6c331c0a88ae15dccb2f463391e1d40d4b48a921f330776108c4c9b97253a260
SHA512

7b57082852e6522f0443c7d8c0b614d76598cf9521613208332f02343168c2981a7d407202de55c1d42d2c9e230837a10b89feb5cb7e545cb421722ea1f62d02
SSDEEP

384:Jc7pqz4KQ6moXX3WaHQ2HbOtjoPzDnYPLk10eMpV8D:Jc7pqrtdX7OtkXrD

Score

3^/10

discovery

Malware Config

Signatures

System Location Discovery: System Language Discovery 1 TTPs 1 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

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1464 wrote to memory of 2368	1464	rundll32.exe	30
PID 1464 wrote to memory of 2368	1464	rundll32.exe	30
PID 1464 wrote to memory of 2368	1464	rundll32.exe	30
PID 1464 wrote to memory of 2368	1464	rundll32.exe	30
PID 1464 wrote to memory of 2368	1464	rundll32.exe	30
PID 1464 wrote to memory of 2368	1464	rundll32.exe	30
PID 1464 wrote to memory of 2368	1464	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$SYSDIR\bdmjpeg.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1464
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$SYSDIR\bdmjpeg.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2368

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

Windows 7 deprecation

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