c01c0bce2f0088ebdd2f006b207ab1a2e033c455c59fc21b4e8bffcd2fd20077

Analysis

max time kernel
122s
max time network
128s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
08/09/2024, 02:15

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General

Target

$PLUGINSDIR/InstallOptions.dll
Size

12KB
MD5

3c19f79ce11facc2fc4d3351dbb263e0
SHA1

17f4bf4b18ea7700f70ac7d825dc997be0d25f71
SHA256

cfaba712ad640ce2b4890005ffcf03ed9e2a18a6cf9075295f3aaea1478896b9
SHA512

05c9ac861e4fed610171fcb5fad40abc30cbf90e9c7cb13c758f52cdff568af0fdd6af968db4fb143a748c77f21c353c7cffea28cbcbd2ad17157038ab490273
SSDEEP

192:Aq6dnSzJb/WHM9Vm8/FlW8pMFEi49xpkpIURnPehwbbHF1Quhcb:L6dnYbuH+3FlcmzWnW2bbMuO

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1744	3004	WerFault.exe	30

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 11 IoCs

description	pid	Process	procid_target
PID 2124 wrote to memory of 3004	2124	rundll32.exe	30
PID 2124 wrote to memory of 3004	2124	rundll32.exe	30
PID 2124 wrote to memory of 3004	2124	rundll32.exe	30
PID 2124 wrote to memory of 3004	2124	rundll32.exe	30
PID 2124 wrote to memory of 3004	2124	rundll32.exe	30
PID 2124 wrote to memory of 3004	2124	rundll32.exe	30
PID 2124 wrote to memory of 3004	2124	rundll32.exe	30
PID 3004 wrote to memory of 1744	3004	rundll32.exe	31
PID 3004 wrote to memory of 1744	3004	rundll32.exe	31
PID 3004 wrote to memory of 1744	3004	rundll32.exe	31
PID 3004 wrote to memory of 1744	3004	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\InstallOptions.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2124
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\InstallOptions.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3004
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3004 -s 248
    3⤵
    - Program crash
    PID:1744

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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