b837ac9220191cc1ce030a1e52e3dd719339414501edc66fc3185c49c19737bc

Analysis

max time kernel
94s
max time network
122s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
30/09/2024, 01:49

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General

Target

b837ac9220191cc1ce030a1e52e3dd719339414501edc66fc3185c49c19737bc.dll
Size

2.7MB
MD5

c6264bc13aefbf28aa7f75bec6d39df5
SHA1

f27724e6a36ceafcf8b6c0935d9fc5f035f23de0
SHA256

b837ac9220191cc1ce030a1e52e3dd719339414501edc66fc3185c49c19737bc
SHA512

c2731facc2b39629001a19120d8914c13ebf9b03045dcf994533a75611d567c501768cbb7a045c6aea32482ea6d5aa43b15846b3dccca9f83e8a31d275d3c1c3
SSDEEP

49152:nBmVBsw/gbxqs6zg92Lrirtwkpl7sv0V/jOlIGr:n4pA0sMv6RwkX7svplI

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4572	5068	WerFault.exe	82

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 3 IoCs

description	pid	Process	procid_target
PID 4912 wrote to memory of 5068	4912	rundll32.exe	82
PID 4912 wrote to memory of 5068	4912	rundll32.exe	82
PID 4912 wrote to memory of 5068	4912	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\b837ac9220191cc1ce030a1e52e3dd719339414501edc66fc3185c49c19737bc.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4912
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\b837ac9220191cc1ce030a1e52e3dd719339414501edc66fc3185c49c19737bc.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:5068
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 5068 -s 820
    3⤵
    - Program crash
    PID:4572

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 5068 -ip 5068
1⤵
PID:4060

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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