71065c01801e37225643765ea5440f03b08b143f5c7191f04024710bd03282a4

Analysis

max time kernel
140s
max time network
122s
platform
windows7_x64
resource
win7-20230712-en
resource tags

arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
submitted
27/08/2023, 15:11

Target

71065c01801e37225643765ea5440f03b08b143f5c7191f04024710bd03282a4.dll
Size

198KB
MD5

c238420940ba4e980b69dd97f14ef68c
SHA1

bf7fbd7689247cbb0727391684b8eaf0f8158a89
SHA256

71065c01801e37225643765ea5440f03b08b143f5c7191f04024710bd03282a4
SHA512

f21d00e81eae74789661b6b69d2a96a28b2fd158928bb45f02328bf634813d26558152b543caa20244234fb0b5e5ab0008df4d799ef9454e27c6787265761f6b
SSDEEP

6144:GbfXX3blaMf+ZJvoK3SBV+UdvrEFp7hK+R:GbfXbJ+Z+KiBjvrEH7dR

Score

7^/10

upx

ACProtect 1.3x - 1.4x DLL software 1 IoCs

Detects file using ACProtect software.

resource	yara_rule
behavioral1/files/0x0008000000012024-1.dat	acprotect

Loads dropped DLL 1 IoCs

pid	Process
2144	rundll32.exe

UPX packed file 3 IoCs

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

resource	yara_rule
behavioral1/files/0x0008000000012024-1.dat	upx
behavioral1/memory/2144-3-0x00000000001A0000-0x00000000001D0000-memory.dmp	upx
behavioral1/memory/2144-6-0x00000000001A0000-0x00000000001D0000-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
1820	2144	WerFault.exe	28

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeSecurityPrivilege	2144	rundll32.exe
Token: 35	2144	rundll32.exe
Token: SeLoadDriverPrivilege	2144	rundll32.exe
Token: SeBackupPrivilege	2144	rundll32.exe
Token: SeRestorePrivilege	2144	rundll32.exe
Token: SeDebugPrivilege	2144	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2232 wrote to memory of 2144	2232	rundll32.exe	28
PID 2232 wrote to memory of 2144	2232	rundll32.exe	28
PID 2232 wrote to memory of 2144	2232	rundll32.exe	28
PID 2232 wrote to memory of 2144	2232	rundll32.exe	28
PID 2232 wrote to memory of 2144	2232	rundll32.exe	28
PID 2232 wrote to memory of 2144	2232	rundll32.exe	28
PID 2232 wrote to memory of 2144	2232	rundll32.exe	28
PID 2144 wrote to memory of 1820	2144	rundll32.exe	29
PID 2144 wrote to memory of 1820	2144	rundll32.exe	29
PID 2144 wrote to memory of 1820	2144	rundll32.exe	29
PID 2144 wrote to memory of 1820	2144	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\71065c01801e37225643765ea5440f03b08b143f5c7191f04024710bd03282a4.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2232
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\71065c01801e37225643765ea5440f03b08b143f5c7191f04024710bd03282a4.dll,#1
  2⤵
  - Loads dropped DLL
  - Drops file in Program Files directory
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2144
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2144 -s 344
    3⤵
    - Program crash
    PID:1820

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

Filesize
67KB

MD5
7574cf2c64f35161ab1292e2f532aabf

SHA1
14ba3fa927a06224dfe587014299e834def4644f

SHA256
de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085

SHA512
4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab

Download Submit
memory/2144-3-0x00000000001A0000-0x00000000001D0000-memory.dmp

Filesize
192KB

Download
memory/2144-4-0x0000000010000000-0x0000000010022000-memory.dmp

Filesize
136KB

Download
memory/2144-6-0x00000000001A0000-0x00000000001D0000-memory.dmp

Filesize
192KB

Download