03a948c55d5867c9d6a004819ab5a157825ad1e75fd2239d2040d0f12251f83c

Analysis

max time kernel
141s
max time network
124s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
09/03/2024, 19:36

Target

$PLUGINSDIR/nsArray.dll
Size

6KB
MD5

7b42ce0bb387ae8a452136da404bf6b0
SHA1

1d9a116d55be1beb0089e392d5ae342e2bffa8a4
SHA256

af19101a9303306e7bb8c3ddb7f1174e43b9b8ef969e78b504545ed6afe42fb7
SHA512

c50d4a172af361d2978d4204afb712581ffe558950b775e8f0a9fa29e6e8d2076e603fae5417358dceee30c4d4906d8d2dfb4879028818f0f303b8c21f2f6032
SSDEEP

96:WvGBPJ7s2zb0UTh76o11VzD73H5fA7tfXxLfA2i:oix710A7lv/3ixX22i

Score

9^/10

upx

UPX dump on OEP (original entry point) 1 IoCs

resource	yara_rule
behavioral17/memory/640-2-0x0000000074630000-0x000000007463A000-memory.dmp	UPX

ACProtect 1.3x - 1.4x DLL software 1 IoCs

Detects file using ACProtect software.

resource	yara_rule
behavioral17/memory/640-2-0x0000000074630000-0x000000007463A000-memory.dmp	acprotect

UPX packed file 1 IoCs

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

resource	yara_rule
behavioral17/memory/640-2-0x0000000074630000-0x000000007463A000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2200	640	WerFault.exe	28

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1300 wrote to memory of 640	1300	rundll32.exe	28
PID 1300 wrote to memory of 640	1300	rundll32.exe	28
PID 1300 wrote to memory of 640	1300	rundll32.exe	28
PID 1300 wrote to memory of 640	1300	rundll32.exe	28
PID 1300 wrote to memory of 640	1300	rundll32.exe	28
PID 1300 wrote to memory of 640	1300	rundll32.exe	28
PID 1300 wrote to memory of 640	1300	rundll32.exe	28
PID 640 wrote to memory of 2200	640	rundll32.exe	29
PID 640 wrote to memory of 2200	640	rundll32.exe	29
PID 640 wrote to memory of 2200	640	rundll32.exe	29
PID 640 wrote to memory of 2200	640	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsArray.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1300
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsArray.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:640
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 640 -s 224
    3⤵
    - Program crash
    PID:2200

memory/640-1-0x0000000074620000-0x000000007462A000-memory.dmp

Filesize
40KB

Download
memory/640-0-0x0000000074640000-0x000000007464A000-memory.dmp

Filesize
40KB

Download
memory/640-2-0x0000000074630000-0x000000007463A000-memory.dmp

Filesize
40KB

Download
memory/640-7-0x0000000074640000-0x000000007464A000-memory.dmp

Filesize
40KB

Download
memory/640-6-0x0000000074620000-0x000000007462A000-memory.dmp

Filesize
40KB

Download
memory/640-5-0x0000000074640000-0x000000007464A000-memory.dmp

Filesize
40KB

Download