Overview
overview
7Static
static
3083e6b4395...18.exe
windows7-x64
7083e6b4395...18.exe
windows10-2004-x64
7$PLUGINSDI...in.dll
windows7-x64
3$PLUGINSDI...in.dll
windows10-2004-x64
3$PLUGINSDI...em.dll
windows7-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3$PLUGINSDI...gs.dll
windows7-x64
3$PLUGINSDI...gs.dll
windows10-2004-x64
3CyoHash.dll
windows7-x64
3CyoHash.dll
windows10-2004-x64
3Uninstall.exe
windows7-x64
7Uninstall.exe
windows10-2004-x64
7$PLUGINSDI...em.dll
windows7-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3$PLUGINSDI...gs.dll
windows7-x64
3$PLUGINSDI...gs.dll
windows10-2004-x64
3Analysis
-
max time kernel
94s -
max time network
96s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
02-10-2024 01:25
Static task
static1
Behavioral task
behavioral1
Sample
083e6b43959b97c33d60abb0c2ed812d_JaffaCakes118.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
083e6b43959b97c33d60abb0c2ed812d_JaffaCakes118.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/CyoHashInstallerPlugin.dll
Resource
win7-20240903-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/CyoHashInstallerPlugin.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240708-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral7
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win7-20240903-en
Behavioral task
behavioral8
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral9
Sample
CyoHash.dll
Resource
win7-20240903-en
Behavioral task
behavioral10
Sample
CyoHash.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral11
Sample
Uninstall.exe
Resource
win7-20240708-en
Behavioral task
behavioral12
Sample
Uninstall.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral13
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240903-en
Behavioral task
behavioral14
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral15
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win7-20240903-en
Behavioral task
behavioral16
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win10v2004-20240802-en
General
-
Target
$PLUGINSDIR/CyoHashInstallerPlugin.dll
-
Size
60KB
-
MD5
91fc1af389e51a59f575ebb6565ef496
-
SHA1
691ea8af571db68107b88945f889d8c90bc731fb
-
SHA256
58ce82cffca14a4ee399bb818e08e42f837ad4060717818f4e73cbb60f71345b
-
SHA512
edb17a47df9557a53b93f3ab6977a8ceeae42eb563309b74b251156c753ab97c0ae7bfe25935f642ac939ee0380813612bf6bf104b2ac26c6d5f22f8c9ab262b
-
SSDEEP
768:pGVqANVTFhbL9HbbMHU4KojiguX6PVPIaB1:pqqoTMHHKUBxB
Malware Config
Signatures
-
Program crash 1 IoCs
pid pid_target Process procid_target 3744 3144 WerFault.exe 82 -
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 3612 wrote to memory of 3144 3612 rundll32.exe 82 PID 3612 wrote to memory of 3144 3612 rundll32.exe 82 PID 3612 wrote to memory of 3144 3612 rundll32.exe 82
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\CyoHashInstallerPlugin.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:3612 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\CyoHashInstallerPlugin.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:3144 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3144 -s 6003⤵
- Program crash
PID:3744
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 360 -p 3144 -ip 31441⤵PID:3140