0a94a43af2db7bdbada87b34bf03d3b221110d1ca21bbebec55b08767c1281cc

Analysis

max time kernel
15s
max time network
17s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
02/08/2024, 22:39

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General

Target

$PLUGINSDIR/InstallOptions.dll
Size

14KB
MD5

8d5a5529462a9ba1ac068ee0502578c7
SHA1

875e651e302ce0bfc8893f341cf19171fee25ea5
SHA256

e625dcd0188594b1289891b64debddeb5159aca182b83a12675427b320bf7790
SHA512

101da2c33f47bd85b8934318e0f0b72f820afc928a2a21e2c7823875e3a0e830f7c67f42b4c2f30596eaa073617790c89700c0d95b7949ec617e52800b61d462
SSDEEP

192:W4n3T5aK+dHCMR1aQR9RuZl3WWmU7WYZsw1JpVGnrjAK72dwF7dBOne:3n3T5KdHCMRD/R1cOnrjA+BO

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2044	3008	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 1332 wrote to memory of 3008	1332	rundll32.exe	30
PID 1332 wrote to memory of 3008	1332	rundll32.exe	30
PID 1332 wrote to memory of 3008	1332	rundll32.exe	30
PID 1332 wrote to memory of 3008	1332	rundll32.exe	30
PID 1332 wrote to memory of 3008	1332	rundll32.exe	30
PID 1332 wrote to memory of 3008	1332	rundll32.exe	30
PID 1332 wrote to memory of 3008	1332	rundll32.exe	30
PID 3008 wrote to memory of 2044	3008	rundll32.exe	31
PID 3008 wrote to memory of 2044	3008	rundll32.exe	31
PID 3008 wrote to memory of 2044	3008	rundll32.exe	31
PID 3008 wrote to memory of 2044	3008	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:1332
- 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:3008
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3008 -s 240
    3⤵
    - Program crash
    PID:2044

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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