Overview
overview
7Static
static
77101c80e38...18.exe
windows7-x64
77101c80e38...18.exe
windows10-2004-x64
7$PLUGINSDI...rt.dll
windows7-x64
3$PLUGINSDI...rt.dll
windows10-2004-x64
3$PLUGINSDI...nt.dll
windows7-x64
3$PLUGINSDI...nt.dll
windows10-2004-x64
3$PLUGINSDI...er.dll
windows7-x64
3$PLUGINSDI...er.dll
windows10-2004-x64
3$PLUGINSDI...on.dll
windows7-x64
3$PLUGINSDI...on.dll
windows10-2004-x64
3$PLUGINSDI...LL.dll
windows7-x64
3$PLUGINSDI...LL.dll
windows10-2004-x64
3$PLUGINSDI...er.dll
windows7-x64
3$PLUGINSDI...er.dll
windows10-2004-x64
3$PLUGINSDIR/Math.dll
windows7-x64
3$PLUGINSDIR/Math.dll
windows10-2004-x64
3$PLUGINSDI...er.exe
windows7-x64
3$PLUGINSDI...er.exe
windows10-2004-x64
3$_2_/Uninstall.exe
windows7-x64
7$_2_/Uninstall.exe
windows10-2004-x64
7$PLUGINSDI...em.dll
windows7-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3$PLUGINSDI...er.dll
windows7-x64
3$PLUGINSDI...er.dll
windows10-2004-x64
3$PLUGINSDI...ut.dll
windows7-x64
3$PLUGINSDI...ut.dll
windows10-2004-x64
3$PLUGINSDI...sh.dll
windows7-x64
3$PLUGINSDI...sh.dll
windows10-2004-x64
3$PLUGINSDIR/ef.exe
windows7-x64
3$PLUGINSDIR/ef.exe
windows10-2004-x64
3$PLUGINSDIR/inetc.dll
windows7-x64
1$PLUGINSDIR/inetc.dll
windows10-2004-x64
1Analysis
-
max time kernel
132s -
max time network
102s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
25-05-2024 05:39
Behavioral task
behavioral1
Sample
7101c80e3836124db21cfa5571f00d2f_JaffaCakes118.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
7101c80e3836124db21cfa5571f00d2f_JaffaCakes118.exe
Resource
win10v2004-20240426-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/BaseConvert.dll
Resource
win7-20240215-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/BaseConvert.dll
Resource
win10v2004-20240426-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/ButtonEvent.dll
Resource
win7-20240508-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/ButtonEvent.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral7
Sample
$PLUGINSDIR/Dialer.dll
Resource
win7-20240508-en
Behavioral task
behavioral8
Sample
$PLUGINSDIR/Dialer.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral9
Sample
$PLUGINSDIR/GetVersion.dll
Resource
win7-20240221-en
Behavioral task
behavioral10
Sample
$PLUGINSDIR/GetVersion.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral11
Sample
$PLUGINSDIR/KillProcDLL.dll
Resource
win7-20240221-en
Behavioral task
behavioral12
Sample
$PLUGINSDIR/KillProcDLL.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral13
Sample
$PLUGINSDIR/Linker.dll
Resource
win7-20231129-en
Behavioral task
behavioral14
Sample
$PLUGINSDIR/Linker.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral15
Sample
$PLUGINSDIR/Math.dll
Resource
win7-20240215-en
Behavioral task
behavioral16
Sample
$PLUGINSDIR/Math.dll
Resource
win10v2004-20240426-en
Behavioral task
behavioral17
Sample
$PLUGINSDIR/SimpleInstaller.exe
Resource
win7-20240221-en
Behavioral task
behavioral18
Sample
$PLUGINSDIR/SimpleInstaller.exe
Resource
win10v2004-20240426-en
Behavioral task
behavioral19
Sample
$_2_/Uninstall.exe
Resource
win7-20240508-en
Behavioral task
behavioral20
Sample
$_2_/Uninstall.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral21
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240508-en
Behavioral task
behavioral22
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20240426-en
Behavioral task
behavioral23
Sample
$PLUGINSDIR/ThreadTimer.dll
Resource
win7-20240508-en
Behavioral task
behavioral24
Sample
$PLUGINSDIR/ThreadTimer.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral25
Sample
$PLUGINSDIR/Timeout.dll
Resource
win7-20240221-en
Behavioral task
behavioral26
Sample
$PLUGINSDIR/Timeout.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral27
Sample
$PLUGINSDIR/blowfish.dll
Resource
win7-20240220-en
Behavioral task
behavioral28
Sample
$PLUGINSDIR/blowfish.dll
Resource
win10v2004-20240426-en
Behavioral task
behavioral29
Sample
$PLUGINSDIR/ef.exe
Resource
win7-20240419-en
Behavioral task
behavioral30
Sample
$PLUGINSDIR/ef.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral31
Sample
$PLUGINSDIR/inetc.dll
Resource
win7-20240221-en
Behavioral task
behavioral32
Sample
$PLUGINSDIR/inetc.dll
Resource
win10v2004-20240508-en
General
-
Target
$PLUGINSDIR/blowfish.dll
-
Size
26KB
-
MD5
a0a4fc162c9876660aae6d06008aa0a2
-
SHA1
c2bb69b4960660ebf8b8bafcad20a5eeb859a17b
-
SHA256
52b8e1f958fd0a352b7a9192d73a72d1c32711ff1740ded3e80009eb44d48575
-
SHA512
426f2c1cd52b1f0619f85c476f790b30ced912e31740fe7450dab9ed189d840b635e67ab05310269b1534d02be4afd885f952d4a231df6c232bae4313503c4ea
-
SSDEEP
384:IeMnCdVwMSXr+crOIMSbxj4XiPE7lBLNVoa+G0zjjrrO1uWtXRMK1TgXu:IehdVHQr1iIxqXiURXB+3zjjrrudVOX
Malware Config
Signatures
-
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 4556 980 WerFault.exe rundll32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
rundll32.exedescription pid process target process PID 1236 wrote to memory of 980 1236 rundll32.exe rundll32.exe PID 1236 wrote to memory of 980 1236 rundll32.exe rundll32.exe PID 1236 wrote to memory of 980 1236 rundll32.exe rundll32.exe
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\blowfish.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1236 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\blowfish.dll,#12⤵PID:980
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 980 -s 6043⤵
- Program crash
PID:4556
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 980 -ip 9801⤵PID:1788