Analysis
- max time kernel
119s - max time network
122s - platform
windows7_x64 - resource
win7-20240221-en - resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system - submitted
30/03/2024, 10:32
Static task
static1
2 signatures
Behavioral task
behavioral1
Sample
3a5c5bb43232e4e48b63cdf123dec876_JaffaCakes118.exe
Resource
win7-20240221-en
7 signatures
150 seconds
Behavioral task
behavioral2
Sample
3a5c5bb43232e4e48b63cdf123dec876_JaffaCakes118.exe
Resource
win10v2004-20240226-en
4 signatures
150 seconds
Behavioral task
behavioral3
Sample
$PLUGINSDIR/ylbzgkuxqsi.dll
Resource
win7-20240221-en
2 signatures
150 seconds
Behavioral task
behavioral4
Sample
$PLUGINSDIR/ylbzgkuxqsi.dll
Resource
win10v2004-20240226-en
2 signatures
150 seconds
General
- Target $PLUGINSDIR/ylbzgkuxqsi.dll
- Size 31KB
- Sample240330-mldhasea53
- SHA256 23e80d01cf007b17f91366fb1866568f0385ff08767434728f209535d3452fdd
- MD5 51d6f1227b9a2e0b090c9d0dab9d4528
- SHA1 43149a31386cd9613c5b0e8a218f1e7cc7f77af8
- SHA512 b85fd793d0ddf2e96833b458fee64008ff13a863a4b9ba044bf916efc41947fdadc13cfb1deaa151d58c162d706e32226e14ea2a7ba82557eccff329c9e38afb
- SSDEEP 768:ovoaaC/7aXedJGhoDJLpKQmZuu82bkBYQo/LukLt3KWA:ovoaaC/76eHGhippKQmZuu1wBYBLRJKX
- MD5 SHA1 SHA512 SSDEEP
Score
3/10
Malware Config
Signatures
- Program crash 1 IoCs
pid pid_target Process procid_target 2748 1720 WerFault.exe 28 - Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 1504 wrote to memory of 1720 1504 rundll32.exe 28 PID 1504 wrote to memory of 1720 1504 rundll32.exe 28 PID 1504 wrote to memory of 1720 1504 rundll32.exe 28 PID 1504 wrote to memory of 1720 1504 rundll32.exe 28 PID 1504 wrote to memory of 1720 1504 rundll32.exe 28 PID 1504 wrote to memory of 1720 1504 rundll32.exe 28 PID 1504 wrote to memory of 1720 1504 rundll32.exe 28 PID 1720 wrote to memory of 2748 1720 rundll32.exe 29 PID 1720 wrote to memory of 2748 1720 rundll32.exe 29 PID 1720 wrote to memory of 2748 1720 rundll32.exe 29 PID 1720 wrote to memory of 2748 1720 rundll32.exe 29
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\ylbzgkuxqsi.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1504 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\ylbzgkuxqsi.dll,#12⤵
- Suspicious use of WriteProcessMemory
PID:1720 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1720 -s 2763⤵
- Program crash
PID:2748
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