Analysis
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max time kernel
149s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
23-05-2024 21:01
Static task
static1
Behavioral task
behavioral1
Sample
2A2D1CB4-1C81-4BB7-8128-6EF91845C89E.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral2
Sample
$PLUGINSDIR/INetC.dll
Resource
win10v2004-20240426-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/StdUtils.dll
Resource
win10v2004-20240426-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/blowfish.dll
Resource
win10v2004-20240426-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/nsProcess.dll
Resource
win10v2004-20240508-en
General
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Target
$PLUGINSDIR/blowfish.dll
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Size
22KB
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MD5
5afd4a9b7e69e7c6e312b2ce4040394a
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SHA1
fbd07adb3f02f866dc3a327a86b0f319d4a94502
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SHA256
053b4487d22aacf8274bab448ae1d665fe7926102197b47bfba6c7ed5493b3ae
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SHA512
f78efe9d1fa7d2ffc731d5f878f81e4dcbfaf0c561fdfbf4c133ba2ce1366c95c4672d67cae6a8bd8fcc7d04861a9da389d98361055ac46fc9793828d9776511
-
SSDEEP
384:yTxz0Cv0hqd+1TjQmd9YWrSUEc//////OD5hF92IJpJgLa0MpoYfAz6S:jCvsqdS3QGBREc//////Q53NgLa1ub
Malware Config
Signatures
-
Program crash 1 IoCs
pid pid_target Process procid_target 3480 1532 WerFault.exe 83 -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4000 wrote to memory of 1532 4000 rundll32.exe 83 PID 4000 wrote to memory of 1532 4000 rundll32.exe 83 PID 4000 wrote to memory of 1532 4000 rundll32.exe 83
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\blowfish.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:4000 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\blowfish.dll,#12⤵PID:1532
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1532 -s 6123⤵
- Program crash
PID:3480
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-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 1532 -ip 15321⤵PID:3292