6523d37ebf0fe5de8ceb3b6007dd626ebd0e0985e50a86b589a8cb3e99a45f6b

Analysis

max time kernel
141s
max time network
130s
platform
windows7_x64
resource
win7-20231020-en
resource tags

arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system
submitted
21/10/2023, 17:31

Target

NEAS.ee00b08279338ade666a4a5ba8e3ca90_JC.dll
Size

76KB
MD5

ee00b08279338ade666a4a5ba8e3ca90
SHA1

8e70f4297a0160eeef3b07014b3a4e2be95a4b66
SHA256

6523d37ebf0fe5de8ceb3b6007dd626ebd0e0985e50a86b589a8cb3e99a45f6b
SHA512

8a3a00c921433e9e22e3c0f35a2140dee1af94d05e793e57573668be30d15e1598a24ddf190419bbada0422e8d0eeffbd9d08bd30a80dde5809cb0c43f22c67c
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZJKC:c8y93KQjy7G55riF1cMo03TD

Score

7^/10

upx

UPX packed file 4 IoCs

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

resource	yara_rule
behavioral1/memory/2244-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2244-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2244-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2244-3-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
624	2244	WerFault.exe	28

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2244	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2536 wrote to memory of 2244	2536	rundll32.exe	28
PID 2536 wrote to memory of 2244	2536	rundll32.exe	28
PID 2536 wrote to memory of 2244	2536	rundll32.exe	28
PID 2536 wrote to memory of 2244	2536	rundll32.exe	28
PID 2536 wrote to memory of 2244	2536	rundll32.exe	28
PID 2536 wrote to memory of 2244	2536	rundll32.exe	28
PID 2536 wrote to memory of 2244	2536	rundll32.exe	28
PID 2244 wrote to memory of 624	2244	rundll32.exe	29
PID 2244 wrote to memory of 624	2244	rundll32.exe	29
PID 2244 wrote to memory of 624	2244	rundll32.exe	29
PID 2244 wrote to memory of 624	2244	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\NEAS.ee00b08279338ade666a4a5ba8e3ca90_JC.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2536
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\NEAS.ee00b08279338ade666a4a5ba8e3ca90_JC.dll,#1
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2244
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2244 -s 328
    3⤵
    - Program crash
    PID:624

memory/2244-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2244-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2244-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2244-3-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download