1f2338d7b628374139d373af383a1bdec1a16b43ced015849c6be4e4d90cc2c3

Analysis

max time kernel
117s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
18-11-2024 16:37

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General

Target

Win32/mimilib.dll
Size

31KB
MD5

46e598798bdde4c72e796edcf2317b52
SHA1

e00efa11ab8464e665f2a1d526e94cca5c71d9fa
SHA256

e60c210687e79347d06f9a144ee84417ba9ac4c1f303720f2fe4509734d670d6
SHA512

c384fe4cd20dc97b53a26593d30b6c5d8d3665f957019b555bad956cc4e238b50216f47af7fa4ad9bd03d30d323b811aa0e32dcea2e25a9df6855a65dcea9a9d
SSDEEP

384:ZPqreMGv6SqMDjuPRjL9sapJcos+uOiZESsQDygQ2Unn7PAss3sWqWyXO4hMnAl3:lrEdpJLFiq3GO7bs3sdEFyQejil0Tn

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

3064 2600 WerFault.exe rundll32.exe
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

pid	pid_target	process	target process
3064	2600	WerFault.exe	rundll32.exe

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

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 1868 wrote to memory of 2600	1868	rundll32.exe	rundll32.exe
PID 1868 wrote to memory of 2600	1868	rundll32.exe	rundll32.exe
PID 1868 wrote to memory of 2600	1868	rundll32.exe	rundll32.exe
PID 1868 wrote to memory of 2600	1868	rundll32.exe	rundll32.exe
PID 1868 wrote to memory of 2600	1868	rundll32.exe	rundll32.exe
PID 1868 wrote to memory of 2600	1868	rundll32.exe	rundll32.exe
PID 1868 wrote to memory of 2600	1868	rundll32.exe	rundll32.exe
PID 2600 wrote to memory of 3064	2600	rundll32.exe	WerFault.exe
PID 2600 wrote to memory of 3064	2600	rundll32.exe	WerFault.exe
PID 2600 wrote to memory of 3064	2600	rundll32.exe	WerFault.exe
PID 2600 wrote to memory of 3064	2600	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\Win32\mimilib.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1868
- 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:2600
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2600 -s 220
    3⤵
    - Program crash
    PID:3064

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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