81470eb5917705fa0df03181b8112422671842bdcec5252a7894975b38058c91

Analysis

max time kernel
125s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
02/08/2024, 23:13

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General

Target

$PLUGINSDIR/nsDialogs.dll
Size

9KB
MD5

1d8f01a83ddd259bc339902c1d33c8f1
SHA1

9f7806af462c94c39e2ec6cc9c7ad05c44eba04e
SHA256

4b7d17da290f41ebe244827cc295ce7e580da2f7e9f7cc3efc1abc6898e3c9ed
SHA512

28bf647374b4b500a0f3dbced70c2b256f93940e2b39160512e6e486ac31d1d90945acecef578f61b0a501f27c7106b6ffc3deab2ec3bfb3d9af24c9449a1567
SSDEEP

96:o4Ev02zUu56FcS817eTaXx85qHFcUcxSgB5PKtAtoniJninnt3DVEB3YsNqkzfFc:o4EvCu5e81785qHFcU0PuAw0uyGIFc

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3572	852	WerFault.exe	91

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 4716 wrote to memory of 852	4716	rundll32.exe	91
PID 4716 wrote to memory of 852	4716	rundll32.exe	91
PID 4716 wrote to memory of 852	4716	rundll32.exe	91

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsDialogs.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4716
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsDialogs.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:852
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 852 -s 636
    3⤵
    - Program crash
    PID:3572

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 852 -ip 852
1⤵
PID:1816

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=4160,i,4356837537417149674,16553092232944545509,262144 --variations-seed-version --mojo-platform-channel-handle=1040 /prefetch:8
1⤵
PID:4412

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

Windows 7 deprecation

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