276c774164e58f2a9a22e776524ac519be85cee091c7459480b7cf89206f506d

Analysis

max time kernel
91s
max time network
125s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
11/09/2024, 03:55

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General

Target

$INSTDIR_upd/python/_asyncio.dll
Size

53KB
MD5

34ed4521b8ef602e113915cabd28f216
SHA1

f5b2abe44d2081df23ccba6037dfcca2284203f9
SHA256

55c4c7b50a74d83fc75f108320902c8b619080a3bb246af0bb47192d223f6e8e
SHA512

322aed26b3b3f2d893019843c55fc1432bcf689727f0267188414c07d5561f72d56889b17497ee160177e51f2767485a679608c3a371f1380f090773b33e9a3b
SSDEEP

768:aPg2YbusWgUn2Kn1oSJ3kaOG+6q0z2dITsn9VGmWDG4yQ:a42Y0kK+Tat3ydITsnmbyQ

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1052	4848	WerFault.exe	84

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 1568 wrote to memory of 4848	1568	rundll32.exe	84
PID 1568 wrote to memory of 4848	1568	rundll32.exe	84
PID 1568 wrote to memory of 4848	1568	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$INSTDIR_upd\python\_asyncio.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1568
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$INSTDIR_upd\python\_asyncio.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4848
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4848 -s 628
    3⤵
    - Program crash
    PID:1052

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4848 -ip 4848
1⤵
PID:2944

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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