072f4a30adc96c3271ed2f7ef98892efb0ca899d1f5bbc86af6b25191e562a36

Analysis

max time kernel
118s
max time network
118s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
08/05/2024, 22:33

Target
$PLUGINSDIR/UserMgr.dll
Size 55KB
Sample240508-2gvy4sde48
SHA256 54a9ab4ac127d950ad293a71f5a496af3ab09b70aa73839fd0f1c9cbaf35f70e
MD5 74813d238f84d5c0f5328bd7ba79537a
SHA1 5aeecd94f0902bad1572fd2cceada9ad44af6725
SHA512 ac7fb85c6375bc3e0e76b535550b604cbad31e69696030314f34e41d3bb5c04411ec826c89885c30556649961d45061f501db6a37a23bb419e4f1e7cea34deff
SSDEEP 768:WThBSJtwQegACHpCygw5eKeK/B/viiTRvTkujLWf2UEHzDSZA7yM5jt/BJE4lW:aSCQeLCHpCyNV9ZTRbkuOQzyMVt/blW
MD5 SHA1 SHA512 SSDEEP

Score

3^/10

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1836	2228	WerFault.exe	28

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 3068 wrote to memory of 2228	3068	rundll32.exe	28
PID 3068 wrote to memory of 2228	3068	rundll32.exe	28
PID 3068 wrote to memory of 2228	3068	rundll32.exe	28
PID 3068 wrote to memory of 2228	3068	rundll32.exe	28
PID 3068 wrote to memory of 2228	3068	rundll32.exe	28
PID 3068 wrote to memory of 2228	3068	rundll32.exe	28
PID 3068 wrote to memory of 2228	3068	rundll32.exe	28
PID 2228 wrote to memory of 1836	2228	rundll32.exe	29
PID 2228 wrote to memory of 1836	2228	rundll32.exe	29
PID 2228 wrote to memory of 1836	2228	rundll32.exe	29
PID 2228 wrote to memory of 1836	2228	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\UserMgr.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3068
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\UserMgr.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2228
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2228 -s 248
    3⤵
    - Program crash
    PID:1836