3b30bb23397b4b05d3196386f6e2f0895d4cb8719976a22e3394993c0d5da6f3

Analysis

max time kernel
140s
max time network
121s
platform
windows7_x64
resource
win7-20231020-en
resource tags

arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system
submitted
23/10/2023, 18:57

Target

NEAS.3734abba6c608969b9ecc026ed7cf400_JC.dll
Size

76KB
MD5

3734abba6c608969b9ecc026ed7cf400
SHA1

733ad093e5bbea5ac4c1f3e7e71c5975c686bbd8
SHA256

3b30bb23397b4b05d3196386f6e2f0895d4cb8719976a22e3394993c0d5da6f3
SHA512

9dc90de7392d897f49a5f096c5ac5a153fca4ba8c09c28f95a0a6a47b67001fb80e733bbb7d55b629c1e2d52e487fb84e9ede6b965e53ce6def3662a59600a4a
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Z9E:c8y93KQjy7G55riF1cMo03fE

Score

7^/10

upx

UPX packed file 4 IoCs

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

resource	yara_rule
behavioral1/memory/2464-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2464-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2464-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2464-3-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1148	2464	WerFault.exe	28

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2464	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1816 wrote to memory of 2464	1816	rundll32.exe	28
PID 1816 wrote to memory of 2464	1816	rundll32.exe	28
PID 1816 wrote to memory of 2464	1816	rundll32.exe	28
PID 1816 wrote to memory of 2464	1816	rundll32.exe	28
PID 1816 wrote to memory of 2464	1816	rundll32.exe	28
PID 1816 wrote to memory of 2464	1816	rundll32.exe	28
PID 1816 wrote to memory of 2464	1816	rundll32.exe	28
PID 2464 wrote to memory of 1148	2464	rundll32.exe	29
PID 2464 wrote to memory of 1148	2464	rundll32.exe	29
PID 2464 wrote to memory of 1148	2464	rundll32.exe	29
PID 2464 wrote to memory of 1148	2464	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\NEAS.3734abba6c608969b9ecc026ed7cf400_JC.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1816
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\NEAS.3734abba6c608969b9ecc026ed7cf400_JC.dll,#1
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2464
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2464 -s 328
    3⤵
    - Program crash
    PID:1148

memory/2464-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2464-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2464-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2464-3-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download