Overview
overview
7Static
static
3JaffaCakes...15.exe
windows10-2004-x64
7$PLUGINSDI...on.dll
windows10-2004-x64
3$PLUGINSDIR/Math.dll
windows10-2004-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3$PLUGINSDI...fo.dll
windows10-2004-x64
3$PLUGINSDI...lr.exe
windows10-2004-x64
7$PLUGINSDI...sh.dll
windows10-2004-x64
3$PLUGINSDI...ib.dll
windows10-2004-x64
3$PLUGINSDI...gs.dll
windows10-2004-x64
3$PLUGINSDI...eb.dll
windows10-2004-x64
3$PLUGINSDI...nz.dll
windows10-2004-x64
3$PLUGINSDI...ry.dll
windows10-2004-x64
3$PLUGINSDI...ib.dll
windows10-2004-x64
3Analysis
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max time kernel
104s -
max time network
124s -
platform
windows10-2004_x64 -
resource
win10v2004-20250410-en -
resource tags
arch:x64arch:x86image:win10v2004-20250410-enlocale:en-usos:windows10-2004-x64system -
submitted
12/04/2025, 23:53
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_b2f5fcd33383fe487096b9654403a715.exe
Resource
win10v2004-20250314-en
Behavioral task
behavioral2
Sample
$PLUGINSDIR/GetVersion.dll
Resource
win10v2004-20250410-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/Math.dll
Resource
win10v2004-20250410-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20250314-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/UserInfo.dll
Resource
win10v2004-20250410-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/arhnctrlr.exe
Resource
win10v2004-20250314-en
Behavioral task
behavioral7
Sample
$PLUGINSDIR/blowfish.dll
Resource
win10v2004-20250410-en
Behavioral task
behavioral8
Sample
$PLUGINSDIR/manlib.dll
Resource
win10v2004-20250410-en
Behavioral task
behavioral9
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win10v2004-20250410-en
Behavioral task
behavioral10
Sample
$PLUGINSDIR/nsManWeb.dll
Resource
win10v2004-20250410-en
Behavioral task
behavioral11
Sample
$PLUGINSDIR/nsisunz.dll
Resource
win10v2004-20250410-en
Behavioral task
behavioral12
Sample
$PLUGINSDIR/registry.dll
Resource
win10v2004-20250410-en
Behavioral task
behavioral13
Sample
$PLUGINSDIR/serlib.dll
Resource
win10v2004-20250410-en
General
-
Target
$PLUGINSDIR/nsManWeb.dll
-
Size
66KB
-
MD5
309a5b6c38b8cdf282347d5e4eb75009
-
SHA1
c4bb99ae67abbdce908e602c92db4328c3a8c40f
-
SHA256
053cc3ce3e25a6a31457aea3c744e93dcb3a998ef7f62bef1e367a70bc4cefa9
-
SHA512
21d2f43e584df42db7d8bf64903f56b2c3070f97a9f343b4bea19ab8308e989071ba35847def68c43732c147f17510e7470037a32098746d1f098be73f01c5f7
-
SSDEEP
1536:ylApR5RLrVofYa5uCUBI6a47wdjlfKXvlO2Pku:ylApR5RfaE7I9doX9LPku
Malware Config
Signatures
-
Program crash 1 IoCs
pid pid_target Process procid_target 3052 5204 WerFault.exe 85 -
System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 656 wrote to memory of 5204 656 rundll32.exe 85 PID 656 wrote to memory of 5204 656 rundll32.exe 85 PID 656 wrote to memory of 5204 656 rundll32.exe 85
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsManWeb.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:656 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsManWeb.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:5204 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 5204 -s 6203⤵
- Program crash
PID:3052
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 5204 -ip 52041⤵PID:184