b43f22d335794c07fce649262961dcb166837cd860cc934c90504346c0817390

Analysis

max time kernel
147s
max time network
157s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
20/03/2024, 02:34

Target

d7aaa8d9e7065cd07643f456e398120b.dll
Size

18KB
MD5

d7aaa8d9e7065cd07643f456e398120b
SHA1

65cab3ab159cc39dc648b7052425ecb7c8e4e0c5
SHA256

b43f22d335794c07fce649262961dcb166837cd860cc934c90504346c0817390
SHA512

bc90e9074d5a99d12a5f0c004eaaa6bdc2c277d615457bf1022ef70e3c42b2a24eb4e05fb36dc7d9fe6db5501e97df6a4471f48bf23e8ef5efd2f2becb843621
SSDEEP

384:wxDDixReG0xWi7n6zFgKzND07xDf5jFUdnyHaI80Tsvt2X:++Rpyb6zWKzND6SdyHVnTY4X

Score

7^/10

upx

UPX packed file 4 IoCs

Detects executables packed with UPX/modified UPX open source packer.

resource	yara_rule
behavioral2/memory/4416-0-0x0000000010000000-0x0000000010011000-memory.dmp	upx
behavioral2/memory/4416-1-0x0000000010000000-0x0000000010011000-memory.dmp	upx
behavioral2/memory/4416-2-0x0000000010000000-0x0000000010011000-memory.dmp	upx
behavioral2/memory/4416-3-0x0000000010000000-0x0000000010011000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1492	4416	WerFault.exe	88

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4416	rundll32.exe
4416	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 752 wrote to memory of 4416	752	rundll32.exe	88
PID 752 wrote to memory of 4416	752	rundll32.exe	88
PID 752 wrote to memory of 4416	752	rundll32.exe	88

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d7aaa8d9e7065cd07643f456e398120b.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:752
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\d7aaa8d9e7065cd07643f456e398120b.dll,#1
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4416
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4416 -s 592
    3⤵
    - Program crash
    PID:1492

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4416 -ip 4416
1⤵
PID:2700

memory/4416-0-0x0000000010000000-0x0000000010011000-memory.dmp

Filesize
68KB

Download
memory/4416-1-0x0000000010000000-0x0000000010011000-memory.dmp

Filesize
68KB

Download
memory/4416-2-0x0000000010000000-0x0000000010011000-memory.dmp

Filesize
68KB

Download
memory/4416-3-0x0000000010000000-0x0000000010011000-memory.dmp

Filesize
68KB

Download