1d14500a00d5f63a796ae8002eaacb21ee3feb348ab52f3d74c85c0f914347c5 | Triage

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
22/05/2024, 00:24

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General

Target

bin/Usr.dll
Size

40KB
MD5

14828ce2b7d4c9101aad4791716a0c7b
SHA1

52c0cab29f218af500024a4e9573c89f693eb960
SHA256

fa51349bff20e1fb76e6ffe380dd442f3debb318b3a39ab03b6509d6d6255f65
SHA512

30e22e8b141b528aa30e2dc4859d6baf3cc25af1095dd4ccb8c1ad7285da4658f95bb53957ddc2f14a3ab33679fb0b70260d6339d3523467ca8b5400afc8f241
SSDEEP

384:vF6hLMKyGvSZlSuaukh/eO0xBifeEXGSMdj6AVA:vDKya9GlTifvXGtj6p

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2196	2480	WerFault.exe	28

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2408 wrote to memory of 2480	2408	rundll32.exe	28
PID 2408 wrote to memory of 2480	2408	rundll32.exe	28
PID 2408 wrote to memory of 2480	2408	rundll32.exe	28
PID 2408 wrote to memory of 2480	2408	rundll32.exe	28
PID 2408 wrote to memory of 2480	2408	rundll32.exe	28
PID 2408 wrote to memory of 2480	2408	rundll32.exe	28
PID 2408 wrote to memory of 2480	2408	rundll32.exe	28
PID 2480 wrote to memory of 2196	2480	rundll32.exe	29
PID 2480 wrote to memory of 2196	2480	rundll32.exe	29
PID 2480 wrote to memory of 2196	2480	rundll32.exe	29
PID 2480 wrote to memory of 2196	2480	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\bin\Usr.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2408
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\bin\Usr.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2480
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2480 -s 228
    3⤵
    - Program crash
    PID:2196

Network

MITRE ATT&CK Matrix

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