9ebe4f5ffe19d7e669c824a2509be455273aa434cf42c82ec91e3a7d8b49e3dd

Analysis

max time kernel
117s
max time network
119s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
14/09/2024, 05:15

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General

Target

x86_netfx-dfshim_dll_31bf3856ad364e35_6.1.6001.18242_none_40858864fbe3e0ce/dfshim.dll
Size

1.1MB
MD5

fa4b5940b31853ade67a73026884c8c9
SHA1

a329fce2b14118fb32bee1875ca7f5897aede155
SHA256

f63f7b90f0fc3bdf296eef69e70561ed218e2a08c5d8e69133d5ec7197db50fa
SHA512

29e520c1dcfffba900ed0f3724fc497df269ceef189bc49b58103c4a45d8923270d11a9d7691c680550b2c8b724bfdd2b9dfbe95f5769512364d48bd804cb405
SSDEEP

24576:p7C24OQ71oNXVTCnldclbeXyITwU/Du5Z:p7P4lMqOeJDuf

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1960	2688	WerFault.exe	31

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 304 wrote to memory of 2688	304	rundll32.exe	31
PID 304 wrote to memory of 2688	304	rundll32.exe	31
PID 304 wrote to memory of 2688	304	rundll32.exe	31
PID 304 wrote to memory of 2688	304	rundll32.exe	31
PID 304 wrote to memory of 2688	304	rundll32.exe	31
PID 304 wrote to memory of 2688	304	rundll32.exe	31
PID 304 wrote to memory of 2688	304	rundll32.exe	31
PID 2688 wrote to memory of 1960	2688	rundll32.exe	32
PID 2688 wrote to memory of 1960	2688	rundll32.exe	32
PID 2688 wrote to memory of 1960	2688	rundll32.exe	32
PID 2688 wrote to memory of 1960	2688	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\x86_netfx-dfshim_dll_31bf3856ad364e35_6.1.6001.18242_none_40858864fbe3e0ce\dfshim.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:304
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\x86_netfx-dfshim_dll_31bf3856ad364e35_6.1.6001.18242_none_40858864fbe3e0ce\dfshim.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2688
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2688 -s 236
    3⤵
    - Program crash
    PID:1960

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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