Overview
overview
7Static
static
3658f78184b...18.exe
windows7-x64
7658f78184b...18.exe
windows10-2004-x64
7$PLUGINSDI...rl.dll
windows7-x64
3$PLUGINSDI...rl.dll
windows10-2004-x64
3$PLUGINSDI...nu.dll
windows7-x64
1$PLUGINSDI...nu.dll
windows10-2004-x64
1$PLUGINSDI...em.dll
windows7-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3$PLUGINSDIR/inetc.dll
windows7-x64
3$PLUGINSDIR/inetc.dll
windows10-2004-x64
3$PLUGINSDI...b2.dll
windows7-x64
3$PLUGINSDI...b2.dll
windows10-2004-x64
3$PLUGINSDI...on.dll
windows7-x64
3$PLUGINSDI...on.dll
windows10-2004-x64
3$PLUGINSDI...ib.dll
windows7-x64
1$PLUGINSDI...ib.dll
windows10-2004-x64
1$PROGRAMFI...R6.exe
windows7-x64
1$PROGRAMFI...R6.exe
windows10-2004-x64
1$PROGRAMFI...zt.exe
windows7-x64
1$PROGRAMFI...zt.exe
windows10-2004-x64
1$R6.exe
windows7-x64
1$R6.exe
windows10-2004-x64
1Analysis
-
max time kernel
134s -
max time network
104s -
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 01:41
Static task
static1
Behavioral task
behavioral1
Sample
658f78184be7051163d1b46cec615012_JaffaCakes118.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
658f78184be7051163d1b46cec615012_JaffaCakes118.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/EstUrl.dll
Resource
win7-20240508-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/EstUrl.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/StartMenu.dll
Resource
win7-20240508-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/StartMenu.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral7
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240215-en
Behavioral task
behavioral8
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20240426-en
Behavioral task
behavioral9
Sample
$PLUGINSDIR/inetc.dll
Resource
win7-20231129-en
Behavioral task
behavioral10
Sample
$PLUGINSDIR/inetc.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral11
Sample
$PLUGINSDIR/nsWeb2.dll
Resource
win7-20240508-en
Behavioral task
behavioral12
Sample
$PLUGINSDIR/nsWeb2.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral13
Sample
$PLUGINSDIR/workerExtension.dll
Resource
win7-20240508-en
Behavioral task
behavioral14
Sample
$PLUGINSDIR/workerExtension.dll
Resource
win10v2004-20240426-en
Behavioral task
behavioral15
Sample
$PLUGINSDIR/zumlib.dll
Resource
win7-20240220-en
Behavioral task
behavioral16
Sample
$PLUGINSDIR/zumlib.dll
Resource
win10v2004-20240426-en
Behavioral task
behavioral17
Sample
$PROGRAMFILES/ESTsoft/ALUpdate/$R6.exe
Resource
win7-20240419-en
Behavioral task
behavioral18
Sample
$PROGRAMFILES/ESTsoft/ALUpdate/$R6.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral19
Sample
$PROGRAMFILES/ESTsoft/Common/ezt.exe
Resource
win7-20240508-en
Behavioral task
behavioral20
Sample
$PROGRAMFILES/ESTsoft/Common/ezt.exe
Resource
win10v2004-20240426-en
Behavioral task
behavioral21
Sample
$R6.exe
Resource
win7-20240508-en
Behavioral task
behavioral22
Sample
$R6.exe
Resource
win10v2004-20240426-en
General
-
Target
$PLUGINSDIR/workerExtension.dll
-
Size
549KB
-
MD5
e22882c6a4f464b95f0137dafedf18be
-
SHA1
11e845fb4d6c56c63814346c854e89b9138b2fac
-
SHA256
31c46010d24673fcbfcc0f17dceb5fd72520fc92b6a43ae987e35786a50961f6
-
SHA512
d9bc60317c64679f7e95142b10e154be014912aed551abdb871f94b5d14ac3c918b54b281b5f4fb2f00c1761c089ac56e2df8f99ddfb096a9af4a28d1cfdbdb0
-
SSDEEP
6144:T9OtxpIHIzSQigjfvod0vjzabFpM3wF7uJj8LV3p/2cW8BZZUWLB2r4FqDJTh6Hs:TIteCTM0vPIF7aU3pOb8BQGB2RWHTo
Malware Config
Signatures
-
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 3476 2188 WerFault.exe rundll32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
rundll32.exedescription pid process target process PID 3600 wrote to memory of 2188 3600 rundll32.exe rundll32.exe PID 3600 wrote to memory of 2188 3600 rundll32.exe rundll32.exe PID 3600 wrote to memory of 2188 3600 rundll32.exe rundll32.exe
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\workerExtension.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:3600 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\workerExtension.dll,#12⤵PID:2188
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2188 -s 6763⤵
- Program crash
PID:3476
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 2188 -ip 21881⤵PID:4424