d19bf611356d319e792ac04e4bc986aa01c8282d942e9de0ae568b0a7d15dc24

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
17-10-2024 21:02

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General

Target

Win32/mimilib.dll
Size

40KB
MD5

97d95fa767c62e3dd17fb883b6a1d5dc
SHA1

c271396203b94c99f6578fc42179716fbcf54bbd
SHA256

0f60f322e16e2deb759f729232b0578a640af23b9327a4327d45b8ceb85022e8
SHA512

1007160b0c917e3a2af27c2da428605a4edb572674e602c7d11aeddabfaf91e33d05903750c4b6313b94acd749b2776b759d3f83b5288391e939ad6647784a73
SSDEEP

768:IhUZHYTw3R3Zeu1b5Oib7Zs3sd9hmVejnl0SNhFnGEhMFnesEhi:/nikb55b7S8dfIejnlD3GE8xEY

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2084	2096	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 2932 wrote to memory of 2096	2932	rundll32.exe	31
PID 2932 wrote to memory of 2096	2932	rundll32.exe	31
PID 2932 wrote to memory of 2096	2932	rundll32.exe	31
PID 2932 wrote to memory of 2096	2932	rundll32.exe	31
PID 2932 wrote to memory of 2096	2932	rundll32.exe	31
PID 2932 wrote to memory of 2096	2932	rundll32.exe	31
PID 2932 wrote to memory of 2096	2932	rundll32.exe	31
PID 2096 wrote to memory of 2084	2096	rundll32.exe	32
PID 2096 wrote to memory of 2084	2096	rundll32.exe	32
PID 2096 wrote to memory of 2084	2096	rundll32.exe	32
PID 2096 wrote to memory of 2084	2096	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\Win32\mimilib.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2932
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\Win32\mimilib.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2096
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2096 -s 220
    3⤵
    - Program crash
    PID:2084

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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