Overview
overview
7Static
static
3e7ee36ded6...18.exe
windows7-x64
7e7ee36ded6...18.exe
windows10-2004-x64
7$PLUGINSDI...se.dll
windows7-x64
3$PLUGINSDI...se.dll
windows10-2004-x64
3$PLUGINSDI...se.rtf
windows7-x64
4$PLUGINSDI...se.rtf
windows10-2004-x64
1$PLUGINSDI...on.dll
windows7-x64
3$PLUGINSDI...on.dll
windows10-2004-x64
3$PLUGINSDIR/Math.dll
windows7-x64
3$PLUGINSDIR/Math.dll
windows10-2004-x64
3$PLUGINSDI...em.dll
windows7-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3$PLUGINSDI...fo.dll
windows7-x64
3$PLUGINSDI...fo.dll
windows10-2004-x64
3$PLUGINSDI...ub.exe
windows7-x64
7$PLUGINSDI...ub.exe
windows10-2004-x64
7$PLUGINSDI...se.rtf
windows7-x64
4$PLUGINSDI...se.rtf
windows10-2004-x64
1$PLUGINSDI...se.rtf
windows7-x64
4$PLUGINSDI...se.rtf
windows10-2004-x64
1$PLUGINSDI...ib.dll
windows7-x64
3$PLUGINSDI...ib.dll
windows10-2004-x64
3$PLUGINSDI...CF.rtf
windows7-x64
4$PLUGINSDI...CF.rtf
windows10-2004-x64
1$PLUGINSDI...DS.rtf
windows7-x64
4$PLUGINSDI...DS.rtf
windows10-2004-x64
1$PLUGINSDI...PC.rtf
windows7-x64
4$PLUGINSDI...PC.rtf
windows10-2004-x64
1$PLUGINSDI...IM.rtf
windows7-x64
4$PLUGINSDI...IM.rtf
windows10-2004-x64
1$PLUGINSDI...su.rtf
windows7-x64
4$PLUGINSDI...su.rtf
windows10-2004-x64
1Analysis
-
max time kernel
92s -
max time network
129s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
08-04-2024 16:42
Static task
static1
Behavioral task
behavioral1
Sample
e7ee36ded6db66fbae1d1052eeccf518_JaffaCakes118.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
e7ee36ded6db66fbae1d1052eeccf518_JaffaCakes118.exe
Resource
win10v2004-20231215-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/CustomLicense.dll
Resource
win7-20240221-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/CustomLicense.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/DefaultTab_license.rtf
Resource
win7-20240221-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/DefaultTab_license.rtf
Resource
win10v2004-20240226-en
Behavioral task
behavioral7
Sample
$PLUGINSDIR/GetVersion.dll
Resource
win7-20240220-en
Behavioral task
behavioral8
Sample
$PLUGINSDIR/GetVersion.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral9
Sample
$PLUGINSDIR/Math.dll
Resource
win7-20240221-en
Behavioral task
behavioral10
Sample
$PLUGINSDIR/Math.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral11
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240215-en
Behavioral task
behavioral12
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral13
Sample
$PLUGINSDIR/UserInfo.dll
Resource
win7-20231129-en
Behavioral task
behavioral14
Sample
$PLUGINSDIR/UserInfo.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral15
Sample
$PLUGINSDIR/dllstub.exe
Resource
win7-20240221-en
Behavioral task
behavioral16
Sample
$PLUGINSDIR/dllstub.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral17
Sample
$PLUGINSDIR/frg_license.rtf
Resource
win7-20240221-en
Behavioral task
behavioral18
Sample
$PLUGINSDIR/frg_license.rtf
Resource
win10v2004-20240226-en
Behavioral task
behavioral19
Sample
$PLUGINSDIR/gc_license.rtf
Resource
win7-20240221-en
Behavioral task
behavioral20
Sample
$PLUGINSDIR/gc_license.rtf
Resource
win10v2004-20240226-en
Behavioral task
behavioral21
Sample
$PLUGINSDIR/intlib.dll
Resource
win7-20240220-en
Behavioral task
behavioral22
Sample
$PLUGINSDIR/intlib.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral23
Sample
$PLUGINSDIR/license_CF.rtf
Resource
win7-20240221-en
Behavioral task
behavioral24
Sample
$PLUGINSDIR/license_CF.rtf
Resource
win10v2004-20231215-en
Behavioral task
behavioral25
Sample
$PLUGINSDIR/license_GDS.rtf
Resource
win7-20240221-en
Behavioral task
behavioral26
Sample
$PLUGINSDIR/license_GDS.rtf
Resource
win10v2004-20240226-en
Behavioral task
behavioral27
Sample
$PLUGINSDIR/license_MLPC.rtf
Resource
win7-20240221-en
Behavioral task
behavioral28
Sample
$PLUGINSDIR/license_MLPC.rtf
Resource
win10v2004-20240226-en
Behavioral task
behavioral29
Sample
$PLUGINSDIR/license_SIM.rtf
Resource
win7-20240221-en
Behavioral task
behavioral30
Sample
$PLUGINSDIR/license_SIM.rtf
Resource
win10v2004-20240226-en
Behavioral task
behavioral31
Sample
$PLUGINSDIR/license_csu.rtf
Resource
win7-20240221-en
Behavioral task
behavioral32
Sample
$PLUGINSDIR/license_csu.rtf
Resource
win10v2004-20240226-en
General
-
Target
$PLUGINSDIR/Math.dll
-
Size
66KB
-
MD5
b140459077c7c39be4bef249c2f84535
-
SHA1
c56498241c2ddafb01961596da16d08d1b11cd35
-
SHA256
0598f7d83db44929b7170c1285457b52b4281185f63ced102e709bf065f10d67
-
SHA512
fbcb19a951d96a216d73b6b3e005338bbb6e11332c6cc8c3f179ccd420b4db0e5682dc4245bd120dcb67bc70960eab368e74c68c7c165a485a12a7d0d8a00328
-
SSDEEP
1536:0P43WZ4Ql60gam+2MwRmPeqFVHbQH0ZZ1Iet:0wU609VMH0T/t
Malware Config
Signatures
-
Program crash 1 IoCs
pid pid_target Process procid_target 2140 2908 WerFault.exe 86 -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4800 wrote to memory of 2908 4800 rundll32.exe 86 PID 4800 wrote to memory of 2908 4800 rundll32.exe 86 PID 4800 wrote to memory of 2908 4800 rundll32.exe 86
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\Math.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:4800 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\Math.dll,#12⤵PID:2908
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2908 -s 6003⤵
- Program crash
PID:2140
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 2908 -ip 29081⤵PID:3340