Analysis
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max time kernel
121s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20240508-en -
resource tags
arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system -
submitted
13-05-2024 12:46
Static task
static1
Behavioral task
behavioral1
Sample
3f8bd70c2a1d539d39719def8dae269c_JaffaCakes118.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
3f8bd70c2a1d539d39719def8dae269c_JaffaCakes118.exe
Resource
win10v2004-20240426-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/dnjzh.dll
Resource
win7-20240508-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/dnjzh.dll
Resource
win10v2004-20240426-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/nsisunz.dll
Resource
win7-20240220-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/nsisunz.dll
Resource
win10v2004-20240508-en
General
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Target
$PLUGINSDIR/dnjzh.dll
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Size
125KB
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MD5
7d7518d98e68eebbb02ee06a931fd0c6
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SHA1
73a1c22beb0381aa241a4542df29d20a9da5e033
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SHA256
6fd1735c87fd55624f93a5141710324ba6c23788c8804ce387592a6599fe7f14
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SHA512
bb33af0a4b0f21fb13112cdd6880575c5ff7b19b67ec6db74f7c558a7666f8aa34864650313a4e5f56afb239da0d7e1a6c9e6c1d789907aa2c31e930e7103117
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SSDEEP
3072:A5AHaDHVM+UgAP74ucqr2spP0waDx9Ow+:gGCVM/cut2sxCDx0w+
Malware Config
Signatures
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Program crash 1 IoCs
pid pid_target Process procid_target 2612 2140 WerFault.exe 28 -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 1384 wrote to memory of 2140 1384 rundll32.exe 28 PID 1384 wrote to memory of 2140 1384 rundll32.exe 28 PID 1384 wrote to memory of 2140 1384 rundll32.exe 28 PID 1384 wrote to memory of 2140 1384 rundll32.exe 28 PID 1384 wrote to memory of 2140 1384 rundll32.exe 28 PID 1384 wrote to memory of 2140 1384 rundll32.exe 28 PID 1384 wrote to memory of 2140 1384 rundll32.exe 28 PID 2140 wrote to memory of 2612 2140 rundll32.exe 29 PID 2140 wrote to memory of 2612 2140 rundll32.exe 29 PID 2140 wrote to memory of 2612 2140 rundll32.exe 29 PID 2140 wrote to memory of 2612 2140 rundll32.exe 29
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\dnjzh.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1384 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\dnjzh.dll,#12⤵
- Suspicious use of WriteProcessMemory
PID:2140 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2140 -s 2203⤵
- Program crash
PID:2612
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