fb9f0b1e7f4f94d012df4eedb39983832e8ad6e46f7fb6a1dee16440b11c9139

Analysis

max time kernel
114s
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
03-10-2024 20:38

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General

Target

fb9f0b1e7f4f94d012df4eedb39983832e8ad6e46f7fb6a1dee16440b11c9139N.dll
Size

119KB
MD5

9989a89d9ac584c51936e08fd9747f60
SHA1

8cbe06a95b4edc0f5c363a682bc63ef91e62dbb3
SHA256

fb9f0b1e7f4f94d012df4eedb39983832e8ad6e46f7fb6a1dee16440b11c9139
SHA512

8657fd4d360cb51975468b547b80d62635c24bcee43130c38193296949f774fb802dafdfd1d162dc68f2734c45f5a1da444a425f393597ec3fa8cb85887783c9
SSDEEP

1536:4X/dgPLOLN8gq9f4/jkxD3N4dyB/zX6ck1wCXu3TEzy/tPb5fe:4KAOD9vuXMTEe/tj5

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1828	4604	WerFault.exe	89

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 2096 wrote to memory of 4604	2096	rundll32.exe	89
PID 2096 wrote to memory of 4604	2096	rundll32.exe	89
PID 2096 wrote to memory of 4604	2096	rundll32.exe	89

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\fb9f0b1e7f4f94d012df4eedb39983832e8ad6e46f7fb6a1dee16440b11c9139N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2096
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\fb9f0b1e7f4f94d012df4eedb39983832e8ad6e46f7fb6a1dee16440b11c9139N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4604
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4604 -s 600
    3⤵
    - Program crash
    PID:1828

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 4604 -ip 4604
1⤵
PID:5052

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4436,i,6510295916244954942,10164894160290787457,262144 --variations-seed-version --mojo-platform-channel-handle=3828 /prefetch:8
1⤵
PID:4112

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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