a8d9e78e7377d989847172a510ff43129cdded068e6727b7cbeff83237c12e60

Analysis

max time kernel
120s
max time network
124s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
11/01/2024, 11:34

Target

a8d9e78e7377d989847172a510ff43129cdded068e6727b7cbeff83237c12e60.dll
Size

2.0MB
MD5

4b43e2c19253905817b395d9343b7eda
SHA1

555c1ea0ed0680d2479071f46c1a68c1f8c8389a
SHA256

a8d9e78e7377d989847172a510ff43129cdded068e6727b7cbeff83237c12e60
SHA512

897798ea137d0a65ef180f15b9475992b7f7c18a78978b5d618b630cba5a30f01d776a767174c37bc23f6a3e6923aeb4db156cd9271d9a228b7e685d4326b8b0
SSDEEP

49152:YbR9b0sn90JHxac0DswNZopwECn8zGkHJOQUZF66:e9b0s90JHxsDswZoe/nyGkHJPUt

Score

7^/10

upx

ACProtect 1.3x - 1.4x DLL software 1 IoCs

Detects file using ACProtect software.

resource	yara_rule
behavioral1/files/0x000b0000000139e0-1.dat	acprotect

Loads dropped DLL 1 IoCs

pid	Process
2076	rundll32.exe

UPX packed file 3 IoCs

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

resource	yara_rule
behavioral1/files/0x000b0000000139e0-1.dat	upx
behavioral1/memory/2076-3-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2076-4-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\System\symsrv.dll	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1680 wrote to memory of 2076	1680	rundll32.exe	16
PID 1680 wrote to memory of 2076	1680	rundll32.exe	16
PID 1680 wrote to memory of 2076	1680	rundll32.exe	16
PID 1680 wrote to memory of 2076	1680	rundll32.exe	16
PID 1680 wrote to memory of 2076	1680	rundll32.exe	16
PID 1680 wrote to memory of 2076	1680	rundll32.exe	16
PID 1680 wrote to memory of 2076	1680	rundll32.exe	16

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\a8d9e78e7377d989847172a510ff43129cdded068e6727b7cbeff83237c12e60.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1680
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\a8d9e78e7377d989847172a510ff43129cdded068e6727b7cbeff83237c12e60.dll,#1
  2⤵
  - Loads dropped DLL
  - Drops file in Program Files directory
  PID:2076

\Program Files\Common Files\System\symsrv.dll

Filesize
67KB

MD5
7574cf2c64f35161ab1292e2f532aabf

SHA1
14ba3fa927a06224dfe587014299e834def4644f

SHA256
de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085

SHA512
4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab

Download Submit
memory/2076-3-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2076-6-0x00000000743A0000-0x000000007458B000-memory.dmp

Filesize
1.9MB

Download
memory/2076-5-0x00000000743A0000-0x000000007458B000-memory.dmp

Filesize
1.9MB

Download
memory/2076-4-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download