2b03dbc5b97d644bb498e6ad01ee65312705553c77f14ee32059111d28a0b36f

Analysis

max time kernel
121s
max time network
129s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
24/08/2024, 12:56

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General

Target

$PLUGINSDIR/InstallOptionsEx.dll
Size

119KB
MD5

b8c7fda6ec3c8a8ead7d7eccae0b17f7
SHA1

bb1444aa3300e9ab4a7a10c7913ae5e4320b953d
SHA256

b03cedb899c8737fabb3efb1d02bb8330ee73ce667aa406a5e52a10aff180db7
SHA512

52d3ce369418c9fbc7645e8ab272199dd836ebf13fe5019694f01f1686e0708853188b5a2ba8241739620dce98765bdb4fee488189d40c37222a0230b79e6e91
SSDEEP

1536:yU+yEIWirTd+OY4M8D1fb8Li7c3bSC2RVNCSivZYrgr+9MmHZ+WIwvtu1/5bCl:b+y5TlhR8DL2d14MMmHZvtq/5bw

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2092	2112	WerFault.exe	31

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 2324 wrote to memory of 2112	2324	rundll32.exe	31
PID 2324 wrote to memory of 2112	2324	rundll32.exe	31
PID 2324 wrote to memory of 2112	2324	rundll32.exe	31
PID 2324 wrote to memory of 2112	2324	rundll32.exe	31
PID 2324 wrote to memory of 2112	2324	rundll32.exe	31
PID 2324 wrote to memory of 2112	2324	rundll32.exe	31
PID 2324 wrote to memory of 2112	2324	rundll32.exe	31
PID 2112 wrote to memory of 2092	2112	rundll32.exe	32
PID 2112 wrote to memory of 2092	2112	rundll32.exe	32
PID 2112 wrote to memory of 2092	2112	rundll32.exe	32
PID 2112 wrote to memory of 2092	2112	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\InstallOptionsEx.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2324
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\InstallOptionsEx.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2112
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2112 -s 244
    3⤵
    - Program crash
    PID:2092

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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