d72702999c526afaf6f6341889d5a21dd02595c6108e040b8d8f75a03d4c5f5a | Triage

Analysis

max time kernel
118s
max time network
124s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
14/02/2024, 17:21

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General

Target

$APPDATA/mIRC/bin/dll/nGZIPn.dll
Size

72KB
MD5

a5b5a641398f2bc1b7e1e9eaa21b5b74
SHA1

c44f34f6a68bae8c94db3e23acbb35303133febd
SHA256

1d2a1002a637c1aa971dda50ecde5195a6f373cd25ff91e0dc88ed5eac573661
SHA512

cb0eb9e70c4ce29f9f00d1692cf9588e38f52ba2bdad65600eeba29d803c50ae51ae392621a37b2c81fd7b38e4da6b666fbae75764260c7730c929e11d3adaf6
SSDEEP

1536:s2dKcbEN5OmnEfuQZ7TX70fEDTO07vio9:s0bEDOmnEGGz0sPzvio

Score

1^/10

Malware Config

Signatures

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2932 wrote to memory of 2888	2932	rundll32.exe	28
PID 2932 wrote to memory of 2888	2932	rundll32.exe	28
PID 2932 wrote to memory of 2888	2932	rundll32.exe	28
PID 2932 wrote to memory of 2888	2932	rundll32.exe	28
PID 2932 wrote to memory of 2888	2932	rundll32.exe	28
PID 2932 wrote to memory of 2888	2932	rundll32.exe	28
PID 2932 wrote to memory of 2888	2932	rundll32.exe	28

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$APPDATA\mIRC\bin\dll\nGZIPn.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2932
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$APPDATA\mIRC\bin\dll\nGZIPn.dll,#1
  2⤵
  PID:2888

Network

MITRE ATT&CK Matrix

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