83d064cda547480817b9be49088068c0dcae3c7b0b1ad1a7d215e7aeb799ce86

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
19/01/2024, 15:34

Target

83d064cda547480817b9be49088068c0dcae3c7b0b1ad1a7d215e7aeb799ce86.dll
Size

1.2MB
MD5

9812d412ec7e0efdfb07558be2411194
SHA1

2f6d423d82943067549816f96fa5bd17af286858
SHA256

83d064cda547480817b9be49088068c0dcae3c7b0b1ad1a7d215e7aeb799ce86
SHA512

20f09ec86c1c683aadf82a5a4e697658e34af8ee6246e4332fbd47c6431634c78cf1bc0815066436e98afc678776ba4d9deb27492fa91d9b04dd13f9375b9691
SSDEEP

24576:A+mp1aX1kO3ZnRdhCLWNqghNEuCbS2wHrGw6x/TQX6VrEH7sb:Bmp1aX1kO/ZNqghWVSnrGw6x/Ty6B

Score

7^/10

upx

ACProtect 1.3x - 1.4x DLL software 1 IoCs

Detects file using ACProtect software.

resource	yara_rule
behavioral1/files/0x000b000000012251-1.dat	acprotect

Loads dropped DLL 1 IoCs

pid	Process
2656	rundll32.exe

UPX packed file 3 IoCs

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

resource	yara_rule
behavioral1/files/0x000b000000012251-1.dat	upx
behavioral1/memory/2656-3-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2656-7-0x0000000010000000-0x0000000010030000-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	2656	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2392 wrote to memory of 2656	2392	rundll32.exe	28
PID 2392 wrote to memory of 2656	2392	rundll32.exe	28
PID 2392 wrote to memory of 2656	2392	rundll32.exe	28
PID 2392 wrote to memory of 2656	2392	rundll32.exe	28
PID 2392 wrote to memory of 2656	2392	rundll32.exe	28
PID 2392 wrote to memory of 2656	2392	rundll32.exe	28
PID 2392 wrote to memory of 2656	2392	rundll32.exe	28

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\83d064cda547480817b9be49088068c0dcae3c7b0b1ad1a7d215e7aeb799ce86.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2392
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\83d064cda547480817b9be49088068c0dcae3c7b0b1ad1a7d215e7aeb799ce86.dll,#1
  2⤵
  - Loads dropped DLL
  - Drops file in Program Files directory
  - Suspicious use of AdjustPrivilegeToken
  PID:2656

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

Filesize
67KB

MD5
7574cf2c64f35161ab1292e2f532aabf

SHA1
14ba3fa927a06224dfe587014299e834def4644f

SHA256
de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085

SHA512
4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab

Download Submit
memory/2656-3-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2656-7-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download