Overview
overview
7Static
static
327afd8876f...18.exe
windows7-x64
327afd8876f...18.exe
windows10-2004-x64
3$PLUGINSDI...if.dll
windows7-x64
3$PLUGINSDI...if.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
3360Inst-kuwo.exe
windows7-x64
7360Inst-kuwo.exe
windows10-2004-x64
7EncodeBnd.exe
windows7-x64
1EncodeBnd.exe
windows10-2004-x64
1Install360AV.exe
windows7-x64
1Install360AV.exe
windows10-2004-x64
1bin/CKuwoPlayer.dll
windows7-x64
5bin/CKuwoPlayer.dll
windows10-2004-x64
5bin/CWmpPlayer.dll
windows7-x64
1bin/CWmpPlayer.dll
windows10-2004-x64
1bin/CoreAVC0.dll
windows7-x64
1bin/CoreAVC0.dll
windows10-2004-x64
1bin/DshowPlayer.dll
windows7-x64
5bin/DshowPlayer.dll
windows10-2004-x64
5bin/Encode.exe
windows7-x64
1bin/Encode.exe
windows10-2004-x64
1bin/KwAni.dll
windows7-x64
1bin/KwAni.dll
windows10-2004-x64
1bin/KwCommonUI.dll
windows7-x64
5bin/KwCommonUI.dll
windows10-2004-x64
5Analysis
-
max time kernel
149s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20240704-en -
resource tags
arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system -
submitted
06/07/2024, 07:13
Static task
static1
Behavioral task
behavioral1
Sample
27afd8876ff116298e774e1972a80510_JaffaCakes118.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
27afd8876ff116298e774e1972a80510_JaffaCakes118.exe
Resource
win10v2004-20240704-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/AnimGif.dll
Resource
win7-20240704-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/AnimGif.dll
Resource
win10v2004-20240704-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/InstallOptions.dll
Resource
win7-20240704-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/InstallOptions.dll
Resource
win10v2004-20240704-en
Behavioral task
behavioral7
Sample
$PLUGINSDIR/KillProcDLL.dll
Resource
win7-20240220-en
Behavioral task
behavioral8
Sample
$PLUGINSDIR/KillProcDLL.dll
Resource
win10v2004-20240704-en
Behavioral task
behavioral9
Sample
$PLUGINSDIR/KuWoNsis_new.dll
Resource
win7-20240221-en
Behavioral task
behavioral10
Sample
$PLUGINSDIR/KuWoNsis_new.dll
Resource
win10v2004-20240704-en
Behavioral task
behavioral11
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240705-en
Behavioral task
behavioral12
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20240704-en
Behavioral task
behavioral13
Sample
360Inst-kuwo.exe
Resource
win7-20240704-en
Behavioral task
behavioral14
Sample
360Inst-kuwo.exe
Resource
win10v2004-20240704-en
Behavioral task
behavioral15
Sample
EncodeBnd.exe
Resource
win7-20240704-en
Behavioral task
behavioral16
Sample
EncodeBnd.exe
Resource
win10v2004-20240704-en
Behavioral task
behavioral17
Sample
Install360AV.exe
Resource
win7-20240221-en
Behavioral task
behavioral18
Sample
Install360AV.exe
Resource
win10v2004-20240704-en
Behavioral task
behavioral19
Sample
bin/CKuwoPlayer.dll
Resource
win7-20240508-en
Behavioral task
behavioral20
Sample
bin/CKuwoPlayer.dll
Resource
win10v2004-20240704-en
Behavioral task
behavioral21
Sample
bin/CWmpPlayer.dll
Resource
win7-20240220-en
Behavioral task
behavioral22
Sample
bin/CWmpPlayer.dll
Resource
win10v2004-20240704-en
Behavioral task
behavioral23
Sample
bin/CoreAVC0.dll
Resource
win7-20240705-en
Behavioral task
behavioral24
Sample
bin/CoreAVC0.dll
Resource
win10v2004-20240704-en
Behavioral task
behavioral25
Sample
bin/DshowPlayer.dll
Resource
win7-20240705-en
Behavioral task
behavioral26
Sample
bin/DshowPlayer.dll
Resource
win10v2004-20240704-en
Behavioral task
behavioral27
Sample
bin/Encode.exe
Resource
win7-20240704-en
Behavioral task
behavioral28
Sample
bin/Encode.exe
Resource
win10v2004-20240704-en
Behavioral task
behavioral29
Sample
bin/KwAni.dll
Resource
win7-20240705-en
Behavioral task
behavioral30
Sample
bin/KwAni.dll
Resource
win10v2004-20240704-en
Behavioral task
behavioral31
Sample
bin/KwCommonUI.dll
Resource
win7-20240221-en
Behavioral task
behavioral32
Sample
bin/KwCommonUI.dll
Resource
win10v2004-20240704-en
General
-
Target
bin/KwCommonUI.dll
-
Size
668KB
-
MD5
fb5d1d15560efc64692c98194e99492b
-
SHA1
de672e72089af85b16eac54650c77c1ba42f1c9c
-
SHA256
1f31d37384208ac409acbed501d80aeb0bb139cc51b2926014a5e1c78a5d80e7
-
SHA512
1663323226d083b44344064f431fc6827796e20af456feebffc248bd2137602b63e10b8f7c3f301024017f4b69f557967533124ec09de10a0ce41faa2d601f24
-
SSDEEP
12288:XhfRlA5ymiD2++z9kjPHC9KmhloBQ0R6G+4D9Zs7iJEprrhv:RH1x+Rk7SuX+4D9ZhurVv
Malware Config
Signatures
-
Drops file in System32 directory 1 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\Log rundll32.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 2692 4784 WerFault.exe 83 -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4276 wrote to memory of 4784 4276 rundll32.exe 83 PID 4276 wrote to memory of 4784 4276 rundll32.exe 83 PID 4276 wrote to memory of 4784 4276 rundll32.exe 83
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\bin\KwCommonUI.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:4276 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\bin\KwCommonUI.dll,#12⤵
- Drops file in System32 directory
PID:4784 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4784 -s 7163⤵
- Program crash
PID:2692
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4784 -ip 47841⤵PID:2120