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Overview
overview
7Static
static
3252605a327...18.exe
windows7-x64
3252605a327...18.exe
windows10-2004-x64
3$PLUGINSDI...64.dll
windows7-x64
3$PLUGINSDI...64.dll
windows10-2004-x64
3$PLUGINSDI...ns.dll
windows7-x64
3$PLUGINSDI...ns.dll
windows10-2004-x64
3$PLUGINSDI...LL.dll
windows7-x64
3$PLUGINSDI...LL.dll
windows10-2004-x64
3$PLUGINSDI...ew.dll
windows7-x64
3$PLUGINSDI...ew.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
3$TEMP/KWMU...te.exe
windows7-x64
7$TEMP/KWMU...te.exe
windows10-2004-x64
7$PLUGINSDI...64.dll
windows7-x64
3$PLUGINSDI...64.dll
windows10-2004-x64
3$PLUGINSDI...ew.dll
windows7-x64
3$PLUGINSDI...ew.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
3$TEMP/soba...wo.exe
windows7-x64
7$TEMP/soba...wo.exe
windows10-2004-x64
1$PROGRAM_F...er.exe
windows7-x64
1$PROGRAM_F...er.exe
windows10-2004-x64
1$PROGRAM_F...ar.dll
windows7-x64
7$PROGRAM_F...ar.dll
windows10-2004-x64
7$PROGRAM_F...rX.dll
windows7-x64
7$PROGRAM_F...rX.dll
windows10-2004-x64
7Analysis
-
max time kernel
93s -
max time network
99s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
04/07/2024, 07:41
Static task
static1
Behavioral task
behavioral1
Sample
252605a3274b993f1b4a9c72b5735ba9_JaffaCakes118.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
252605a3274b993f1b4a9c72b5735ba9_JaffaCakes118.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/Base64.dll
Resource
win7-20240611-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/Base64.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/InstallOptions.dll
Resource
win7-20240508-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/InstallOptions.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral7
Sample
$PLUGINSDIR/KillProcDLL.dll
Resource
win7-20240220-en
Behavioral task
behavioral8
Sample
$PLUGINSDIR/KillProcDLL.dll
Resource
win10v2004-20240611-en
Behavioral task
behavioral9
Sample
$PLUGINSDIR/KuWoNsis_new.dll
Resource
win7-20240611-en
Behavioral task
behavioral10
Sample
$PLUGINSDIR/KuWoNsis_new.dll
Resource
win10v2004-20240611-en
Behavioral task
behavioral11
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240221-en
Behavioral task
behavioral12
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral13
Sample
$PLUGINSDIR/inetc.dll
Resource
win7-20240220-en
Behavioral task
behavioral14
Sample
$PLUGINSDIR/inetc.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral15
Sample
$TEMP/KWMUSIC/DownloadUpdate.exe
Resource
win7-20240508-en
Behavioral task
behavioral16
Sample
$TEMP/KWMUSIC/DownloadUpdate.exe
Resource
win10v2004-20240611-en
Behavioral task
behavioral17
Sample
$PLUGINSDIR/Base64.dll
Resource
win7-20240419-en
Behavioral task
behavioral18
Sample
$PLUGINSDIR/Base64.dll
Resource
win10v2004-20240611-en
Behavioral task
behavioral19
Sample
$PLUGINSDIR/KuWoNsis_new.dll
Resource
win7-20240508-en
Behavioral task
behavioral20
Sample
$PLUGINSDIR/KuWoNsis_new.dll
Resource
win10v2004-20240611-en
Behavioral task
behavioral21
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240611-en
Behavioral task
behavioral22
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral23
Sample
$PLUGINSDIR/inetc.dll
Resource
win7-20240220-en
Behavioral task
behavioral24
Sample
$PLUGINSDIR/inetc.dll
Resource
win10v2004-20240611-en
Behavioral task
behavioral25
Sample
$TEMP/sobar/Baidu-TB-ASBar-Silent_kuwo.exe
Resource
win7-20240419-en
Behavioral task
behavioral26
Sample
$TEMP/sobar/Baidu-TB-ASBar-Silent_kuwo.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral27
Sample
$PROGRAM_FILES/Baidu/ASBarBroker.exe
Resource
win7-20240611-en
Behavioral task
behavioral28
Sample
$PROGRAM_FILES/Baidu/ASBarBroker.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral29
Sample
$PROGRAM_FILES/Baidu/AddressBar.dll
Resource
win7-20240508-en
Behavioral task
behavioral30
Sample
$PROGRAM_FILES/Baidu/AddressBar.dll
Resource
win10v2004-20240611-en
Behavioral task
behavioral31
Sample
$PROGRAM_FILES/Baidu/Toolbar/BaiduBarX_Tmp/BaiduBarX.dll
Resource
win7-20231129-en
General
-
Target
$PLUGINSDIR/Base64.dll
-
Size
32KB
-
MD5
fb6ffa30b708e9413d71a2c95558d0f1
-
SHA1
a4a67a7b6c53e47f9a741e06c701e03382dc548f
-
SHA256
3ae1c3fbf851e0de9865191b00b5fc26be32eb4f2ccb81b47e1488c2805402ae
-
SHA512
b1e4e9e263add6c6d9f7309d739375725f7c4afd645caebea903f7b8963c0ac8d2728dee3edd999f8496b100ba8bd5fd7e5c3c4c17ca0bbcd24923c0cb270415
-
SSDEEP
384:zFE2o6I2uTFKX342X5xzumltM//yaGPzUo7o5F8:zFES1uTE4W7zwmPzt7o5F8
Malware Config
Signatures
-
Program crash 1 IoCs
pid pid_target Process procid_target 916 440 WerFault.exe 79 -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1372 wrote to memory of 440 1372 rundll32.exe 79 PID 1372 wrote to memory of 440 1372 rundll32.exe 79 PID 1372 wrote to memory of 440 1372 rundll32.exe 79
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\Base64.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1372 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\Base64.dll,#12⤵PID:440
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 440 -s 6003⤵
- Program crash
PID:916
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 440 -ip 4401⤵PID:3220