9990a8d638476fa95989232f9bea2c6807e5e9551a33f4d98c4adcaac646f665

Analysis

max time kernel
140s
max time network
121s
platform
windows7_x64
resource
win7-20240419-en
resource tags

arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-x64system
submitted
25-05-2024 21:23

Target

$TEMP/SDM143/ExentCtlInstaller.dll
Size

100KB
MD5

6b2c9276b76ff82abc5b12626a6b3201
SHA1

ff1c09a79230e66eb6df7f6d7848710f1acfffa1
SHA256

76814c96196776c5ed4d65b9144d66423c78fda2faa61daf87cf4c742c07551b
SHA512

20bc0e0f236bf7f4cb91dfa205b41175abe2a830d4adb9f210d2da2291ddc444c8484485c5c97a0141cfb3763b1e46542f5b211057966d85dc4d4c764e8eefe0
SSDEEP

1536:GyrB9NViYoJ3w1NjSzF5yfBsiZpsVI2TFQblrjgZYBmmlNL9bnouy8/Dvs3h5h:19eS3sF5EsuyQgp2out/DvSh

Score

7^/10

upx

UPX packed file 1 IoCs

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

Processes:

resource	yara_rule
behavioral9/memory/2092-0-0x0000000010000000-0x0000000010063000-memory.dmp	upx

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2112 2092 WerFault.exe rundll32.exe

pid	pid_target	process	target process
2112	2092	WerFault.exe	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 1960 wrote to memory of 2092	1960	rundll32.exe	rundll32.exe
PID 1960 wrote to memory of 2092	1960	rundll32.exe	rundll32.exe
PID 1960 wrote to memory of 2092	1960	rundll32.exe	rundll32.exe
PID 1960 wrote to memory of 2092	1960	rundll32.exe	rundll32.exe
PID 1960 wrote to memory of 2092	1960	rundll32.exe	rundll32.exe
PID 1960 wrote to memory of 2092	1960	rundll32.exe	rundll32.exe
PID 1960 wrote to memory of 2092	1960	rundll32.exe	rundll32.exe
PID 2092 wrote to memory of 2112	2092	rundll32.exe	WerFault.exe
PID 2092 wrote to memory of 2112	2092	rundll32.exe	WerFault.exe
PID 2092 wrote to memory of 2112	2092	rundll32.exe	WerFault.exe
PID 2092 wrote to memory of 2112	2092	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$TEMP\SDM143\ExentCtlInstaller.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1960
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$TEMP\SDM143\ExentCtlInstaller.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2092
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2092 -s 232
    3⤵
    - Program crash
    PID:2112

memory/2092-0-0x0000000010000000-0x0000000010063000-memory.dmp

Filesize
396KB

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