58e9cbdd9e0ee8c99a3837395f492ae45ffa9cb67db5f2c952f396722c6124f0

Analysis

max time kernel
140s
max time network
123s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
29/01/2024, 02:21

Target

$PLUGINSDIR/nsRichEdit.dll
Size

5KB
MD5

02f1858b3131ffc3fc5e3a5391d3a489
SHA1

454a6d749cf55ff990bd9f57941aca9d1f1674f6
SHA256

f00bd6d3e7c7b8e8ad18b7dc6275fb80cc720fb164200a6506f50f6e66998b12
SHA512

8147fa8014a5065f4fed7de1fbb9c2ee2c1b94d63596f7bbcf6821ecd41a73d25ebdfa1e71ca74d7598cba063042b6dfcaf050a23d0c855a7b6fbc94147ab41b
SSDEEP

96:Z3CA+/dN6g2Aznq+1kaNar7ta6mKAJN0u4KOhB7lkZ3hBjB8wZ:Z3G/D26EaNar7QKzLdZkZX

Score

7^/10

upx

ACProtect 1.3x - 1.4x DLL software 3 IoCs

Detects file using ACProtect software.

resource	yara_rule
behavioral15/memory/2532-0-0x0000000075240000-0x0000000075249000-memory.dmp	acprotect
behavioral15/memory/2532-2-0x0000000075240000-0x0000000075249000-memory.dmp	acprotect
behavioral15/memory/2532-3-0x0000000075240000-0x0000000075249000-memory.dmp	acprotect

UPX packed file 3 IoCs

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

resource	yara_rule
behavioral15/memory/2532-0-0x0000000075240000-0x0000000075249000-memory.dmp	upx
behavioral15/memory/2532-2-0x0000000075240000-0x0000000075249000-memory.dmp	upx
behavioral15/memory/2532-3-0x0000000075240000-0x0000000075249000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2040	2532	WerFault.exe	28

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2512 wrote to memory of 2532	2512	rundll32.exe	28
PID 2512 wrote to memory of 2532	2512	rundll32.exe	28
PID 2512 wrote to memory of 2532	2512	rundll32.exe	28
PID 2512 wrote to memory of 2532	2512	rundll32.exe	28
PID 2512 wrote to memory of 2532	2512	rundll32.exe	28
PID 2512 wrote to memory of 2532	2512	rundll32.exe	28
PID 2512 wrote to memory of 2532	2512	rundll32.exe	28
PID 2532 wrote to memory of 2040	2532	rundll32.exe	29
PID 2532 wrote to memory of 2040	2532	rundll32.exe	29
PID 2532 wrote to memory of 2040	2532	rundll32.exe	29
PID 2532 wrote to memory of 2040	2532	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsRichEdit.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2512
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsRichEdit.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2532
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2532 -s 240
    3⤵
    - Program crash
    PID:2040

memory/2532-0-0x0000000075240000-0x0000000075249000-memory.dmp

Filesize
36KB

Download
memory/2532-1-0x0000000075230000-0x0000000075239000-memory.dmp

Filesize
36KB

Download
memory/2532-2-0x0000000075240000-0x0000000075249000-memory.dmp

Filesize
36KB

Download
memory/2532-3-0x0000000075240000-0x0000000075249000-memory.dmp

Filesize
36KB

Download
memory/2532-5-0x0000000075230000-0x0000000075239000-memory.dmp

Filesize
36KB

Download