83ae21011ba600d66bf0359fc028e484d34df264125ceeec17b637417ffe9719

Analysis

max time kernel
140s
max time network
125s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
20/05/2024, 02:20

Target

83ae21011ba600d66bf0359fc028e484d34df264125ceeec17b637417ffe9719.dll
Size

223KB
MD5

7743eb3d90b0c0792474806eccca33fd
SHA1

11540559b098838edfbd35e4bf2c73411c09a663
SHA256

83ae21011ba600d66bf0359fc028e484d34df264125ceeec17b637417ffe9719
SHA512

8ff42e8a488df34a72d1f195a4dd2cdb87931b407f1721af057b69fe192d7fd79e1f9a716d216685e457177c4fe524f3c12dc1069e50e5b450571e8545edc518
SSDEEP

3072:6huf5AUWGIcvPJvK2agutjZdlGZxIOtY81fs2lQBV+UdE+rECWp7hKW:ZBAUWGJVagutULIBV+UdvrEFp7hKW

Score

7^/10

upx

ACProtect 1.3x - 1.4x DLL software 1 IoCs

Detects file using ACProtect software.

resource	yara_rule
behavioral1/files/0x000c000000012274-1.dat	acprotect

Loads dropped DLL 1 IoCs

pid	Process
1924	rundll32.exe

UPX packed file 3 IoCs

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

resource	yara_rule
behavioral1/files/0x000c000000012274-1.dat	upx
behavioral1/memory/1924-3-0x0000000000140000-0x0000000000170000-memory.dmp	upx
behavioral1/memory/1924-6-0x0000000000140000-0x0000000000170000-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

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2804	1924	WerFault.exe	28

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1924	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1708 wrote to memory of 1924	1708	rundll32.exe	28
PID 1708 wrote to memory of 1924	1708	rundll32.exe	28
PID 1708 wrote to memory of 1924	1708	rundll32.exe	28
PID 1708 wrote to memory of 1924	1708	rundll32.exe	28
PID 1708 wrote to memory of 1924	1708	rundll32.exe	28
PID 1708 wrote to memory of 1924	1708	rundll32.exe	28
PID 1708 wrote to memory of 1924	1708	rundll32.exe	28
PID 1924 wrote to memory of 2804	1924	rundll32.exe	29
PID 1924 wrote to memory of 2804	1924	rundll32.exe	29
PID 1924 wrote to memory of 2804	1924	rundll32.exe	29
PID 1924 wrote to memory of 2804	1924	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\83ae21011ba600d66bf0359fc028e484d34df264125ceeec17b637417ffe9719.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1708
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\83ae21011ba600d66bf0359fc028e484d34df264125ceeec17b637417ffe9719.dll,#1
  2⤵
  - Loads dropped DLL
  - Drops file in Program Files directory
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1924
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1924 -s 324
    3⤵
    - Program crash
    PID:2804

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

Filesize
67KB

MD5
7574cf2c64f35161ab1292e2f532aabf

SHA1
14ba3fa927a06224dfe587014299e834def4644f

SHA256
de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085

SHA512
4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab

Download Submit
memory/1924-3-0x0000000000140000-0x0000000000170000-memory.dmp

Filesize
192KB

Download
memory/1924-5-0x0000000010000000-0x0000000010025000-memory.dmp

Filesize
148KB

Download
memory/1924-6-0x0000000000140000-0x0000000000170000-memory.dmp

Filesize
192KB

Download