ec60beee43104003bc410371ae1ef8e846e17ff5733556dbd8e7acae68058200 | Triage

Analysis

max time kernel
118s
max time network
120s
platform
windows7_x64
resource
win7-20240220-en
resource tags

arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
submitted
26-04-2024 15:35

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General

Target

bin/smime3.dll
Size

96KB
MD5

94624bbab23a92e0a5f90cce9a5a340d
SHA1

a81d1e0a2c75657f698cee9346fa85423b9b365f
SHA256

b0104ea7aaa257b111982bd0763c1c47fff76bd70249f84dcad834d50444df1a
SHA512

d623e4d271a0dcc0f16e4a2dc4d10422de42445d6da60a5fdb149c511b5e5363de448696592e11dce118f950eed2e92cffb78056c80e1a8e3a42d44ec54cb9f3
SSDEEP

3072:zmutViJeP5/spfYAYJV+1W26doizknjBNNqG5NFxXy4/H:zmutzP5/spfYAkV+1WpzeNqGG4

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2252	2928	WerFault.exe	28

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2908 wrote to memory of 2928	2908	rundll32.exe	28
PID 2908 wrote to memory of 2928	2908	rundll32.exe	28
PID 2908 wrote to memory of 2928	2908	rundll32.exe	28
PID 2908 wrote to memory of 2928	2908	rundll32.exe	28
PID 2908 wrote to memory of 2928	2908	rundll32.exe	28
PID 2908 wrote to memory of 2928	2908	rundll32.exe	28
PID 2908 wrote to memory of 2928	2908	rundll32.exe	28
PID 2928 wrote to memory of 2252	2928	rundll32.exe	29
PID 2928 wrote to memory of 2252	2928	rundll32.exe	29
PID 2928 wrote to memory of 2252	2928	rundll32.exe	29
PID 2928 wrote to memory of 2252	2928	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\bin\smime3.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2908
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\bin\smime3.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2928
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2928 -s 228
    3⤵
    - Program crash
    PID:2252

Network

MITRE ATT&CK Matrix

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