fc4623b113a1f603c0d9ad5f83130bd6de1c62b973be9892305132389c8588de

Analysis

max time kernel
125s
max time network
127s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
28-09-2024 11:23

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General

Target

WinPcapInstall.dll
Size

91KB
MD5

e78291558cb803dfd091ad8fb56feecc
SHA1

4bde2f87e903fe8d3bd80179c5584cec7a8cbdc4
SHA256

d9f4cd9f0e1bc9a138fb4da6f83c92c3e86eb3de4f988d5943d75c9b1dc6bb9d
SHA512

042b96bc2c0e6d8b6e2730426938eb7400fd833be8a108a4942f559fedefabc35fd5dcb7ea1898d377b4382c0a9af8eeeebd663a4c852c706e3bd168c1f1f62f
SSDEEP

1536:s7xjrG5m+619YG7L2xo8JfmL4iMtgLZtAeYjFH:s7s27yaL4kVtAeE9

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

5004 1992 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
5004	1992	WerFault.exe	rundll32.exe

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

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 2704 wrote to memory of 1992	2704	rundll32.exe	rundll32.exe
PID 2704 wrote to memory of 1992	2704	rundll32.exe	rundll32.exe
PID 2704 wrote to memory of 1992	2704	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\WinPcapInstall.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2704

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\WinPcapInstall.dll,#1
2⤵
- System Location Discovery: System Language Discovery
PID:1992

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1992 -s 624
3⤵
- Program crash
PID:5004

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 1992 -ip 1992
1⤵
PID:1976

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=4112,i,8293235976513689021,7261015831736501466,262144 --variations-seed-version --mojo-platform-channel-handle=3884 /prefetch:8
1⤵
PID:4204

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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