dfa54627e3f3567ea2a6e2a4b6746e996aef8a7e6e5df72e9ca4ab66cc9ea38b

Analysis

max time kernel
118s
max time network
121s
platform
windows7_x64
resource
win7-20230712-en
resource tags

arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
submitted
25/08/2023, 12:13

Target

dfa54627e3f3567ea2a6e2a4b6746e996aef8a7e6e5df72e9ca4ab66cc9ea38b.dll
Size

1.0MB
MD5

f4f6c0ab2fc57ec5b975506d20f974bf
SHA1

9f96222f569b9d6a925a26c36f6d05a7d9e8b9fc
SHA256

dfa54627e3f3567ea2a6e2a4b6746e996aef8a7e6e5df72e9ca4ab66cc9ea38b
SHA512

2cd718e7a68c35ea62bdfd3bf3c688f1dada859a4f1b1f004e0bbaa4c7556bf3ab6d9a32ab8df6a8ad94a3cbc7857cd616b427b38586e24b5ca85af4ef48e31c
SSDEEP

24576:M01nkPPWwF7v67RBrVtB9fhZsME6BmXTN6jZ9CrEH7k:N1kPPQLrVP956ME6kXTki

Score

7^/10

upx

ACProtect 1.3x - 1.4x DLL software 1 IoCs

Detects file using ACProtect software.

resource	yara_rule
behavioral1/files/0x0009000000012029-1.dat	acprotect

Loads dropped DLL 1 IoCs

pid	Process
2284	rundll32.exe

UPX packed file 3 IoCs

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

resource	yara_rule
behavioral1/files/0x0009000000012029-1.dat	upx
behavioral1/memory/2284-3-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2284-5-0x0000000010000000-0x0000000010030000-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 AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2284	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 3068 wrote to memory of 2284	3068	rundll32.exe	28
PID 3068 wrote to memory of 2284	3068	rundll32.exe	28
PID 3068 wrote to memory of 2284	3068	rundll32.exe	28
PID 3068 wrote to memory of 2284	3068	rundll32.exe	28
PID 3068 wrote to memory of 2284	3068	rundll32.exe	28
PID 3068 wrote to memory of 2284	3068	rundll32.exe	28
PID 3068 wrote to memory of 2284	3068	rundll32.exe	28

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\dfa54627e3f3567ea2a6e2a4b6746e996aef8a7e6e5df72e9ca4ab66cc9ea38b.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3068
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\dfa54627e3f3567ea2a6e2a4b6746e996aef8a7e6e5df72e9ca4ab66cc9ea38b.dll,#1
  2⤵
  - Loads dropped DLL
  - Drops file in Program Files directory
  - Suspicious use of AdjustPrivilegeToken
  PID:2284

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

Filesize
67KB

MD5
7574cf2c64f35161ab1292e2f532aabf

SHA1
14ba3fa927a06224dfe587014299e834def4644f

SHA256
de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085

SHA512
4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab

Download Submit
memory/2284-3-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2284-5-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2284-4-0x0000000074480000-0x0000000074573000-memory.dmp

Filesize
972KB

Download
memory/2284-6-0x0000000074480000-0x0000000074573000-memory.dmp

Filesize
972KB

Download