b9a32fce6260129f499612d1d88210debbaac38c3a4d391068b8d0afe8a8bc95

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
17-05-2024 14:00

Target

b9a32fce6260129f499612d1d88210debbaac38c3a4d391068b8d0afe8a8bc95.dll
Size

223KB
MD5

c3f4de12c008cc64e5aaf90748640812
SHA1

9e47e19ad7c79fbbab92dfd5c570714da3f08564
SHA256

b9a32fce6260129f499612d1d88210debbaac38c3a4d391068b8d0afe8a8bc95
SHA512

46c85e996871c5355c7dc4707d3ea7c818e9365b6e614adcd0dd1b3b46fb10a02408c2eec94832e0a544a6b67831ed59f78c58e705f5f9af89e07a90ceae1e3d
SSDEEP

3072:6huf5AUWGIcv9JvK2SmufAnAZdlGZxIOtY81fs2lQBV+UdE+rECWp7hKayKI/:ZBAUWGXVSmufYLIBV+UdvrEFp7hKayF

Score

7^/10

upx

ACProtect 1.3x - 1.4x DLL software 1 IoCs

Detects file using ACProtect software.

resource	yara_rule
behavioral1/files/0x000f00000001214d-1.dat	acprotect

Loads dropped DLL 1 IoCs

pid	Process
1004	rundll32.exe

UPX packed file 3 IoCs

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

resource	yara_rule
behavioral1/memory/1004-3-0x0000000000180000-0x00000000001B0000-memory.dmp	upx
behavioral1/files/0x000f00000001214d-1.dat	upx
behavioral1/memory/1004-4-0x0000000000180000-0x00000000001B0000-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 2420 wrote to memory of 1004	2420	rundll32.exe	28
PID 2420 wrote to memory of 1004	2420	rundll32.exe	28
PID 2420 wrote to memory of 1004	2420	rundll32.exe	28
PID 2420 wrote to memory of 1004	2420	rundll32.exe	28
PID 2420 wrote to memory of 1004	2420	rundll32.exe	28
PID 2420 wrote to memory of 1004	2420	rundll32.exe	28
PID 2420 wrote to memory of 1004	2420	rundll32.exe	28

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\b9a32fce6260129f499612d1d88210debbaac38c3a4d391068b8d0afe8a8bc95.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2420
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\b9a32fce6260129f499612d1d88210debbaac38c3a4d391068b8d0afe8a8bc95.dll,#1
  2⤵
  - Loads dropped DLL
  - Drops file in Program Files directory
  PID:1004

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

Filesize
67KB

MD5
7574cf2c64f35161ab1292e2f532aabf

SHA1
14ba3fa927a06224dfe587014299e834def4644f

SHA256
de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085

SHA512
4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab

Download Submit
memory/1004-3-0x0000000000180000-0x00000000001B0000-memory.dmp

Filesize
192KB

Download
memory/1004-4-0x0000000000180000-0x00000000001B0000-memory.dmp

Filesize
192KB

Download