fdfdb4b180fc22aad45695d0bf8422b902796ac5bc6e3b282b1dbb319f89b79e

Analysis

max time kernel
140s
max time network
120s
platform
windows7_x64
resource
win7-20231020-en
resource tags

arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system
submitted
04-11-2023 22:22

Target

NEAS.e9529ca440b92149f72e24485d3e1680_JC.dll
Size

76KB
MD5

e9529ca440b92149f72e24485d3e1680
SHA1

f3a2b9a760c5e2cb1ac391679e1f05beca32bea9
SHA256

fdfdb4b180fc22aad45695d0bf8422b902796ac5bc6e3b282b1dbb319f89b79e
SHA512

f7ee53a405de2530de4a4b50a673a99e1af7ba4328743bbc1bc3e4be3a1e1402b135c40d2147d76c14637508257c0996ea9019af3dec8837d03e9e749ec5491f
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZyBFG/nDvEGc:c8y93KQjy7G55riF1cMo03w6DvEB

Score

7^/10

upx

UPX packed file 3 IoCs

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

resource	yara_rule
behavioral1/memory/1720-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/1720-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/1720-4-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1340	1720	WerFault.exe	28

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1720	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2108 wrote to memory of 1720	2108	rundll32.exe	28
PID 2108 wrote to memory of 1720	2108	rundll32.exe	28
PID 2108 wrote to memory of 1720	2108	rundll32.exe	28
PID 2108 wrote to memory of 1720	2108	rundll32.exe	28
PID 2108 wrote to memory of 1720	2108	rundll32.exe	28
PID 2108 wrote to memory of 1720	2108	rundll32.exe	28
PID 2108 wrote to memory of 1720	2108	rundll32.exe	28
PID 1720 wrote to memory of 1340	1720	rundll32.exe	29
PID 1720 wrote to memory of 1340	1720	rundll32.exe	29
PID 1720 wrote to memory of 1340	1720	rundll32.exe	29
PID 1720 wrote to memory of 1340	1720	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\NEAS.e9529ca440b92149f72e24485d3e1680_JC.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2108
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\NEAS.e9529ca440b92149f72e24485d3e1680_JC.dll,#1
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1720
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1720 -s 328
    3⤵
    - Program crash
    PID:1340

memory/1720-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/1720-1-0x0000000000070000-0x0000000000071000-memory.dmp

Filesize
4KB

Download
memory/1720-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/1720-4-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download