dd3e38e1558b6efde8bd002f2071385b653c964c616d1a4c8af86bc11302b65b

Analysis

max time kernel
140s
max time network
123s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
25/05/2024, 19:18

Target

dd3e38e1558b6efde8bd002f2071385b653c964c616d1a4c8af86bc11302b65b.dll
Size

223KB
MD5

f03a798f18a1795a273099991a0ab5ab
SHA1

0729c5e378cc2fdd48f4f2dcd9279bd25e224085
SHA256

dd3e38e1558b6efde8bd002f2071385b653c964c616d1a4c8af86bc11302b65b
SHA512

bff3221a87702e389d9a05d939b91544962305e2e9795a623b659a77ad822238a561d72688e7c8eac5e828a98202f0cdf698e23fb444ae8cff0cac8ae2f57093
SSDEEP

3072:6huf5AUWGIcvaJvK2agufdyZdlGZxIOtY81fs2lQBV+UdE+rECWp7hKK:ZBAUWGSVagufdjLIBV+UdvrEFp7hKK

Score

7^/10

upx

ACProtect 1.3x - 1.4x DLL software 1 IoCs

Detects file using ACProtect software.

resource	yara_rule
behavioral1/files/0x000d000000012287-1.dat	acprotect

Loads dropped DLL 1 IoCs

pid	Process
2232	rundll32.exe

UPX packed file 3 IoCs

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

resource	yara_rule
behavioral1/files/0x000d000000012287-1.dat	upx
behavioral1/memory/2232-3-0x0000000000130000-0x0000000000160000-memory.dmp	upx
behavioral1/memory/2232-6-0x0000000000130000-0x0000000000160000-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
1380	2232	WerFault.exe	28

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2232	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1088 wrote to memory of 2232	1088	rundll32.exe	28
PID 1088 wrote to memory of 2232	1088	rundll32.exe	28
PID 1088 wrote to memory of 2232	1088	rundll32.exe	28
PID 1088 wrote to memory of 2232	1088	rundll32.exe	28
PID 1088 wrote to memory of 2232	1088	rundll32.exe	28
PID 1088 wrote to memory of 2232	1088	rundll32.exe	28
PID 1088 wrote to memory of 2232	1088	rundll32.exe	28
PID 2232 wrote to memory of 1380	2232	rundll32.exe	29
PID 2232 wrote to memory of 1380	2232	rundll32.exe	29
PID 2232 wrote to memory of 1380	2232	rundll32.exe	29
PID 2232 wrote to memory of 1380	2232	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\dd3e38e1558b6efde8bd002f2071385b653c964c616d1a4c8af86bc11302b65b.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1088
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\dd3e38e1558b6efde8bd002f2071385b653c964c616d1a4c8af86bc11302b65b.dll,#1
  2⤵
  - Loads dropped DLL
  - Drops file in Program Files directory
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2232
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2232 -s 336
    3⤵
    - Program crash
    PID:1380

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

Filesize
67KB

MD5
7574cf2c64f35161ab1292e2f532aabf

SHA1
14ba3fa927a06224dfe587014299e834def4644f

SHA256
de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085

SHA512
4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab

Download Submit
memory/2232-3-0x0000000000130000-0x0000000000160000-memory.dmp

Filesize
192KB

Download
memory/2232-5-0x0000000010000000-0x0000000010025000-memory.dmp

Filesize
148KB

Download
memory/2232-6-0x0000000000130000-0x0000000000160000-memory.dmp

Filesize
192KB

Download