a91fdb4de7eb7017aabd727ca5f95e454f58c7024a66314cebf686e7467332c0

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
12/09/2024, 23:59

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General

Target

a91fdb4de7eb7017aabd727ca5f95e454f58c7024a66314cebf686e7467332c0.dll
Size

608KB
MD5

b088f106d3d048ce9ee6abfa78176bd5
SHA1

acb3271f7263a4d808f3c55482a277e0f7b5862f
SHA256

a91fdb4de7eb7017aabd727ca5f95e454f58c7024a66314cebf686e7467332c0
SHA512

0d5ad8ada4570bd5a4c52ed4e37e33757d2f65e805bb46de0ca58d2286e913b161660acc49032439a41dec55c44c5668436fc35693ecf757b19e077e1a538179
SSDEEP

12288:5VaGVDFKFh2v6NHoxGV3EfDjD3fdhH5KGLpo0y:5V9FK71NEfz1hH5KGlo0y

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2880	2840	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 2068 wrote to memory of 2840	2068	rundll32.exe	30
PID 2068 wrote to memory of 2840	2068	rundll32.exe	30
PID 2068 wrote to memory of 2840	2068	rundll32.exe	30
PID 2068 wrote to memory of 2840	2068	rundll32.exe	30
PID 2068 wrote to memory of 2840	2068	rundll32.exe	30
PID 2068 wrote to memory of 2840	2068	rundll32.exe	30
PID 2068 wrote to memory of 2840	2068	rundll32.exe	30
PID 2840 wrote to memory of 2880	2840	rundll32.exe	31
PID 2840 wrote to memory of 2880	2840	rundll32.exe	31
PID 2840 wrote to memory of 2880	2840	rundll32.exe	31
PID 2840 wrote to memory of 2880	2840	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\a91fdb4de7eb7017aabd727ca5f95e454f58c7024a66314cebf686e7467332c0.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2068
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\a91fdb4de7eb7017aabd727ca5f95e454f58c7024a66314cebf686e7467332c0.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2840
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2840 -s 236
    3⤵
    - Program crash
    PID:2880

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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