Overview
overview
7Static
static
3abedbfd8fb...18.exe
windows7-x64
7abedbfd8fb...18.exe
windows10-2004-x64
7$PLUGINSDI...ns.dll
windows7-x64
3$PLUGINSDI...ns.dll
windows10-2004-x64
3$PLUGINSDI...LL.dll
windows7-x64
3$PLUGINSDI...LL.dll
windows10-2004-x64
3$PLUGINSDI...em.dll
windows7-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3$PLUGINSDIR/inetc.dll
windows7-x64
3$PLUGINSDIR/inetc.dll
windows10-2004-x64
3Coopen.exe
windows7-x64
6Coopen.exe
windows10-2004-x64
6Coopen.scr
windows7-x64
3Coopen.scr
windows10-2004-x64
3CoopenActi...91.dll
windows7-x64
3CoopenActi...91.dll
windows10-2004-x64
3CoopenAir.exe
windows7-x64
3CoopenAir.exe
windows10-2004-x64
3CoopenClient.dll
windows7-x64
3CoopenClient.dll
windows10-2004-x64
3CoopenDeskIcon.dll
windows7-x64
3CoopenDeskIcon.dll
windows10-2004-x64
3CoopenDownloader.dll
windows7-x64
3CoopenDownloader.dll
windows10-2004-x64
3CoopenModeA.dll
windows7-x64
3CoopenModeA.dll
windows10-2004-x64
3CoopenModeB.dll
windows7-x64
3CoopenModeB.dll
windows10-2004-x64
3CoopenModeC.dll
windows7-x64
3CoopenModeC.dll
windows10-2004-x64
3CoopenModeD.dll
windows7-x64
3CoopenModeD.dll
windows10-2004-x64
3Analysis
-
max time kernel
141s -
max time network
146s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
19/08/2024, 17:32
Static task
static1
Behavioral task
behavioral1
Sample
abedbfd8fb71cb707b55adca102f031b_JaffaCakes118.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
abedbfd8fb71cb707b55adca102f031b_JaffaCakes118.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/InstallOptions.dll
Resource
win7-20240704-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/InstallOptions.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/KillProcDLL.dll
Resource
win7-20240704-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/KillProcDLL.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral7
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240729-en
Behavioral task
behavioral8
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral9
Sample
$PLUGINSDIR/inetc.dll
Resource
win7-20240705-en
Behavioral task
behavioral10
Sample
$PLUGINSDIR/inetc.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral11
Sample
Coopen.exe
Resource
win7-20240708-en
Behavioral task
behavioral12
Sample
Coopen.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral13
Sample
Coopen.scr
Resource
win7-20240705-en
Behavioral task
behavioral14
Sample
Coopen.scr
Resource
win10v2004-20240802-en
Behavioral task
behavioral15
Sample
CoopenActiveControl91.dll
Resource
win7-20240704-en
Behavioral task
behavioral16
Sample
CoopenActiveControl91.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral17
Sample
CoopenAir.exe
Resource
win7-20240705-en
Behavioral task
behavioral18
Sample
CoopenAir.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral19
Sample
CoopenClient.dll
Resource
win7-20240704-en
Behavioral task
behavioral20
Sample
CoopenClient.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral21
Sample
CoopenDeskIcon.dll
Resource
win7-20240708-en
Behavioral task
behavioral22
Sample
CoopenDeskIcon.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral23
Sample
CoopenDownloader.dll
Resource
win7-20240705-en
Behavioral task
behavioral24
Sample
CoopenDownloader.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral25
Sample
CoopenModeA.dll
Resource
win7-20240704-en
Behavioral task
behavioral26
Sample
CoopenModeA.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral27
Sample
CoopenModeB.dll
Resource
win7-20240729-en
Behavioral task
behavioral28
Sample
CoopenModeB.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral29
Sample
CoopenModeC.dll
Resource
win7-20240705-en
Behavioral task
behavioral30
Sample
CoopenModeC.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral31
Sample
CoopenModeD.dll
Resource
win7-20240708-en
Behavioral task
behavioral32
Sample
CoopenModeD.dll
Resource
win10v2004-20240802-en
General
-
Target
$PLUGINSDIR/System.dll
-
Size
10KB
-
MD5
4fbb4a2cd711fc1fe84f3dc30c491dc9
-
SHA1
888e01ae6e64e7326f88df9a30587f699eab154a
-
SHA256
c3b05f4faf5e8903d5b4cb4a8ce4bbf2e8144725b98d8787d51c117b6efa9bc2
-
SHA512
92dcf99672a5935065df6492e27abb653679f1db6dcddfde87cd14260c94a870327826b23cc2f338381b3eb53d07c1a3867806f6ff94533db5195b895a856847
-
SSDEEP
192:CO6dJA/ruAFEiUdWWE6hE5RYUdJfbub1argMO:XKAFERdlxhGRYUzqZar
Malware Config
Signatures
-
Program crash 1 IoCs
pid pid_target Process procid_target 208 2968 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 1604 wrote to memory of 2968 1604 rundll32.exe 84 PID 1604 wrote to memory of 2968 1604 rundll32.exe 84 PID 1604 wrote to memory of 2968 1604 rundll32.exe 84
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1604 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:2968 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2968 -s 6123⤵
- Program crash
PID:208
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 2968 -ip 29681⤵PID:1084