e9d67a2e057ca30600aa7c21e7026844238265755fc03f78a4fb78f7d0e48883

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
16-08-2024 21:08

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General

Target

$SYSDIR/OCIW32.dll
Size

18KB
MD5

aae87f90e9bfeeb2bd0365d4327efe67
SHA1

b397b3197bdbb29f7dead567c4f687ed9f36d824
SHA256

6254a9370e176f23c286c7331c8e9e7f484616e11c8ae440383fe6eb6e313476
SHA512

1fd95553028db1ad199bb067d79c3227a9d77f5eb7497dbc399c02683a802ea67e2647645ad59c94095e9bf67b809711c144f11019a8a2d075da2c7e259681e3
SSDEEP

192:AsCtbbvSsGkGGsmsBLLLL8dJpet/WAlsYdDqKlr7A7pZ7FzM3WfgJJXTqt:6DSPGOBLLLLOp2sSqKlH8pVFLAJj

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

Processes:

rundll32.exe

description ioc process

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

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 1732 wrote to memory of 3004	1732	rundll32.exe	rundll32.exe
PID 1732 wrote to memory of 3004	1732	rundll32.exe	rundll32.exe
PID 1732 wrote to memory of 3004	1732	rundll32.exe	rundll32.exe
PID 1732 wrote to memory of 3004	1732	rundll32.exe	rundll32.exe
PID 1732 wrote to memory of 3004	1732	rundll32.exe	rundll32.exe
PID 1732 wrote to memory of 3004	1732	rundll32.exe	rundll32.exe
PID 1732 wrote to memory of 3004	1732	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$SYSDIR\OCIW32.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1732
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$SYSDIR\OCIW32.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3004

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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