923cb78fac0f3473f15afabfbccf42bcfa54a80cfd4ca02a36d0516eceea459d

Analysis

max time kernel
140s
max time network
119s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
06-01-2024 10:16

Target

5f46c6671fc0a4ce2a8f62148ba76b93.dll
Size

1.1MB
MD5

5f46c6671fc0a4ce2a8f62148ba76b93
SHA1

a5a06318aa4d36026ad7e8e242a0cb1ea425cae4
SHA256

923cb78fac0f3473f15afabfbccf42bcfa54a80cfd4ca02a36d0516eceea459d
SHA512

874c6e047f2b19c77d41fbeda2196a14596cb6ba031ecc744e65f9893de2011626c1e1bd9d74cb79ad36b22018a687f7da2dcbac6cf47ae18934b04705a117e6
SSDEEP

24576:viHKy2FieN5CpRni2lpV0ihzjcMf18OI3RSe:vOKy2FieN5CpRdBzjcMf6OI3

Score

7^/10

upx

UPX packed file 3 IoCs

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

resource	yara_rule
behavioral1/memory/1996-0-0x0000000002000000-0x00000000023F8000-memory.dmp	upx
behavioral1/memory/1996-2-0x0000000002000000-0x00000000023F8000-memory.dmp	upx
behavioral1/memory/1996-1-0x0000000002000000-0x00000000023F8000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2364	1996	WerFault.exe	16

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2356 wrote to memory of 1996	2356	rundll32.exe	16
PID 2356 wrote to memory of 1996	2356	rundll32.exe	16
PID 2356 wrote to memory of 1996	2356	rundll32.exe	16
PID 2356 wrote to memory of 1996	2356	rundll32.exe	16
PID 2356 wrote to memory of 1996	2356	rundll32.exe	16
PID 2356 wrote to memory of 1996	2356	rundll32.exe	16
PID 2356 wrote to memory of 1996	2356	rundll32.exe	16
PID 1996 wrote to memory of 2364	1996	rundll32.exe	17
PID 1996 wrote to memory of 2364	1996	rundll32.exe	17
PID 1996 wrote to memory of 2364	1996	rundll32.exe	17
PID 1996 wrote to memory of 2364	1996	rundll32.exe	17

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\5f46c6671fc0a4ce2a8f62148ba76b93.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2356
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\5f46c6671fc0a4ce2a8f62148ba76b93.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1996
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1996 -s 296
    3⤵
    - Program crash
    PID:2364

memory/1996-0-0x0000000002000000-0x00000000023F8000-memory.dmp

Filesize
4.0MB

Download
memory/1996-3-0x0000000002000000-0x00000000023F8000-memory.dmp

Filesize
4.0MB

Download
memory/1996-2-0x0000000002000000-0x00000000023F8000-memory.dmp

Filesize
4.0MB

Download
memory/1996-1-0x0000000002000000-0x00000000023F8000-memory.dmp

Filesize
4.0MB

Download