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
103s -
max time network
113s -
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/registry.dll
-
Size
24KB
-
MD5
2b7007ed0262ca02ef69d8990815cbeb
-
SHA1
2eabe4f755213666dbbbde024a5235ddde02b47f
-
SHA256
0b25b20f26de5d5bd795f934c70447112b4981343fcb2dfab3374a4018d28c2d
-
SHA512
aa75ee59ca0b8530eb7298b74e5f334ae9d14129f603b285a3170b82103cfdcc175af8185317e6207142517769e69a24b34fcdf0f58ed50a4960cbe8c22a0aca
-
SSDEEP
384:W2mvyNjH3rPnAZ4wu2QbnC7qB7PnrvScaeYA4CIDEge/QqL2AQ:/75w/OfrzB4CUxuQfA
Malware Config
Signatures
-
Program crash 1 IoCs
pid pid_target Process procid_target 4408 2516 WerFault.exe 84 -
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 2372 wrote to memory of 2516 2372 rundll32.exe 84 PID 2372 wrote to memory of 2516 2372 rundll32.exe 84 PID 2372 wrote to memory of 2516 2372 rundll32.exe 84
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\registry.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2372 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\registry.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:2516 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2516 -s 6123⤵
- Program crash
PID:4408
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2516 -ip 25161⤵PID:5928