Overview
overview
7Static
static
7658e8407e9...18.exe
windows7-x64
3658e8407e9...18.exe
windows10-2004-x64
3$TEMP/Team...r_.exe
windows7-x64
7$TEMP/Team...r_.exe
windows10-2004-x64
7$PLUGINSDI...64.dll
windows7-x64
3$PLUGINSDI...64.dll
windows10-2004-x64
3$PLUGINSDI...on.dll
windows7-x64
3$PLUGINSDI...on.dll
windows10-2004-x64
3$PLUGINSDI...dl.dll
windows7-x64
3$PLUGINSDI...dl.dll
windows10-2004-x64
3$PLUGINSDI...em.dll
windows7-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3$PLUGINSDIR/UAC.dll
windows7-x64
3$PLUGINSDIR/UAC.dll
windows10-2004-x64
3$PLUGINSDI...fo.dll
windows7-x64
3$PLUGINSDI...fo.dll
windows10-2004-x64
3$TEMP/Team...AS.exe
windows7-x64
1$TEMP/Team...AS.exe
windows10-2004-x64
1$TEMP/Team...TV.dll
windows7-x64
3$TEMP/Team...TV.dll
windows10-2004-x64
3$TEMP/Team...er.exe
windows7-x64
7$TEMP/Team...er.exe
windows10-2004-x64
7$TEMP/Team...ce.exe
windows7-x64
1$TEMP/Team...ce.exe
windows10-2004-x64
1Analysis
-
max time kernel
129s -
max time network
101s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
22-05-2024 01:40
Behavioral task
behavioral1
Sample
658e8407e9f68028acd01f749fae5fdd_JaffaCakes118.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
658e8407e9f68028acd01f749fae5fdd_JaffaCakes118.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral3
Sample
$TEMP/TeamViewer/Version4/TeamViewer_.exe
Resource
win7-20240221-en
Behavioral task
behavioral4
Sample
$TEMP/TeamViewer/Version4/TeamViewer_.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/Base64.dll
Resource
win7-20240220-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/Base64.dll
Resource
win10v2004-20240426-en
Behavioral task
behavioral7
Sample
$PLUGINSDIR/GetVersion.dll
Resource
win7-20240221-en
Behavioral task
behavioral8
Sample
$PLUGINSDIR/GetVersion.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral9
Sample
$PLUGINSDIR/NSISdl.dll
Resource
win7-20240419-en
Behavioral task
behavioral10
Sample
$PLUGINSDIR/NSISdl.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral11
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240215-en
Behavioral task
behavioral12
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral13
Sample
$PLUGINSDIR/UAC.dll
Resource
win7-20240419-en
Behavioral task
behavioral14
Sample
$PLUGINSDIR/UAC.dll
Resource
win10v2004-20240426-en
Behavioral task
behavioral15
Sample
$PLUGINSDIR/UserInfo.dll
Resource
win7-20240221-en
Behavioral task
behavioral16
Sample
$PLUGINSDIR/UserInfo.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral17
Sample
$TEMP/TeamViewer/Version4/SAS.exe
Resource
win7-20240221-en
Behavioral task
behavioral18
Sample
$TEMP/TeamViewer/Version4/SAS.exe
Resource
win10v2004-20240426-en
Behavioral task
behavioral19
Sample
$TEMP/TeamViewer/Version4/TV.dll
Resource
win7-20240220-en
Behavioral task
behavioral20
Sample
$TEMP/TeamViewer/Version4/TV.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral21
Sample
$TEMP/TeamViewer/Version4/TeamViewer.exe
Resource
win7-20240508-en
Behavioral task
behavioral22
Sample
$TEMP/TeamViewer/Version4/TeamViewer.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral23
Sample
$TEMP/TeamViewer/Version4/TeamViewer_Service.exe
Resource
win7-20240221-en
Behavioral task
behavioral24
Sample
$TEMP/TeamViewer/Version4/TeamViewer_Service.exe
Resource
win10v2004-20240426-en
General
-
Target
$PLUGINSDIR/UAC.dll
-
Size
15KB
-
MD5
f6864bd1708daa67dc0e47d5624e8938
-
SHA1
dfbb5a96f13ab36712349d7c56e2e7fc9ab73819
-
SHA256
2bc962a7f596a0c0a40bf3c3dfcf77c4e8dfc49830115e636b720ab68094606b
-
SHA512
d935fb87b2ed6e668e80627f21d965df7b73dfbf47c33e02721f02cbab2c525c0f5a36eb2a84573af2fffe5db43ac8823079607b9b70bb2bf51b0df8195ff01b
-
SSDEEP
192:uMtWEALVfpLcBB5yoOINGaZYjWigGcr2fNxhRUNFd5dMAW5s+2oAw/8tox:xtpAL/G0zIBZqLlZUNXHMAW5BL/o
Malware Config
Signatures
-
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 1388 540 WerFault.exe rundll32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
rundll32.exedescription pid process target process PID 2692 wrote to memory of 540 2692 rundll32.exe rundll32.exe PID 2692 wrote to memory of 540 2692 rundll32.exe rundll32.exe PID 2692 wrote to memory of 540 2692 rundll32.exe rundll32.exe
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\UAC.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2692 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\UAC.dll,#12⤵PID:540
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 540 -s 6283⤵
- Program crash
PID:1388
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 540 -ip 5401⤵PID:1016