af83420a29ba960636e006fdbbf50ac2640ea292b2496c330394b042d6f758fa

Analysis

max time kernel
119s
max time network
121s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
20/11/2024, 14:00

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General

Target

af83420a29ba960636e006fdbbf50ac2640ea292b2496c330394b042d6f758fa.dll
Size

10.8MB
MD5

c41fea0e4041480fdfccacd4c1a79caf
SHA1

979cf5bb3e1dfe55f5df178ddebfacf865e649a7
SHA256

af83420a29ba960636e006fdbbf50ac2640ea292b2496c330394b042d6f758fa
SHA512

b02183c48c428c1b8c7f79511fad2460ab596a9c6c63efe87325898d724b05bef5aef3cdc3d67c0f590a1ba3057cf4b3757287fc284cdcbb627a4ab3090cc6a4
SSDEEP

196608:OgGerEWwcBMh09VpTZ6k0dcOu7ZIzzBnX1qNQyKK4pxz+8GXLtLqIOxuo0HPdHO:OkX9CuZwBnFqNQlK6xzwQIwu9

Score

7^/10

discovery

Malware Config

Signatures

Loads dropped DLL 2 IoCs

pid	Process
2516	WerFault.exe
2516	WerFault.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2516	1708	WerFault.exe	30

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 2092 wrote to memory of 1708	2092	rundll32.exe	30
PID 2092 wrote to memory of 1708	2092	rundll32.exe	30
PID 2092 wrote to memory of 1708	2092	rundll32.exe	30
PID 2092 wrote to memory of 1708	2092	rundll32.exe	30
PID 2092 wrote to memory of 1708	2092	rundll32.exe	30
PID 2092 wrote to memory of 1708	2092	rundll32.exe	30
PID 2092 wrote to memory of 1708	2092	rundll32.exe	30
PID 1708 wrote to memory of 2516	1708	rundll32.exe	31
PID 1708 wrote to memory of 2516	1708	rundll32.exe	31
PID 1708 wrote to memory of 2516	1708	rundll32.exe	31
PID 1708 wrote to memory of 2516	1708	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\af83420a29ba960636e006fdbbf50ac2640ea292b2496c330394b042d6f758fa.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2092
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\af83420a29ba960636e006fdbbf50ac2640ea292b2496c330394b042d6f758fa.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1708
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1708 -s 304
    3⤵
    - Loads dropped DLL
    - Program crash
    PID:2516

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

Replay Monitor

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Downloads

\Users\Admin\AppData\Local\Temp\af83420a29ba960636e006fdbbf50ac2640ea292b2496c330394b042d6f758fa.dll

Filesize
10.8MB

MD5
c41fea0e4041480fdfccacd4c1a79caf

SHA1
979cf5bb3e1dfe55f5df178ddebfacf865e649a7

SHA256
af83420a29ba960636e006fdbbf50ac2640ea292b2496c330394b042d6f758fa

SHA512
b02183c48c428c1b8c7f79511fad2460ab596a9c6c63efe87325898d724b05bef5aef3cdc3d67c0f590a1ba3057cf4b3757287fc284cdcbb627a4ab3090cc6a4

Download Submit
memory/1708-1-0x00000000700E0000-0x0000000071A37000-memory.dmp

Filesize
25.3MB

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