Overview
overview
7Static
static
36fffc035e5...18.exe
windows7-x64
76fffc035e5...18.exe
windows10-2004-x64
7$PLUGINSDI...on.dll
windows7-x64
1$PLUGINSDI...on.dll
windows10-2004-x64
1$PLUGINSDIR/INetC.dll
windows7-x64
3$PLUGINSDIR/INetC.dll
windows10-2004-x64
3$PLUGINSDI...nu.dll
windows7-x64
3$PLUGINSDI...nu.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$PLUGINSDI...gs.dll
windows7-x64
3$PLUGINSDI...gs.dll
windows10-2004-x64
3$PLUGINSDI...id.dll
windows7-x64
3$PLUGINSDI...id.dll
windows10-2004-x64
3$R0.dll
windows7-x64
1$R0.dll
windows10-2004-x64
1$R2/NSIS.L...1_.exe
windows7-x64
1$R2/NSIS.L...1_.exe
windows10-2004-x64
1GPL.html
windows7-x64
1GPL.html
windows10-2004-x64
1filezilla.exe
windows7-x64
7filezilla.exe
windows10-2004-x64
7fzputtygen.exe
windows7-x64
1fzputtygen.exe
windows10-2004-x64
1fzsftp.exe
windows7-x64
1fzsftp.exe
windows10-2004-x64
1fzstorj.exe
windows7-x64
1fzstorj.exe
windows10-2004-x64
1Analysis
-
max time kernel
119s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20240508-en -
resource tags
arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system -
submitted
24-05-2024 22:30
Static task
static1
Behavioral task
behavioral1
Sample
6fffc035e5d489d2c315c28429cb38ba_JaffaCakes118.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
6fffc035e5d489d2c315c28429cb38ba_JaffaCakes118.exe
Resource
win10v2004-20240426-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/Fusion.dll
Resource
win7-20240221-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/Fusion.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/INetC.dll
Resource
win7-20240221-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/INetC.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral7
Sample
$PLUGINSDIR/StartMenu.dll
Resource
win7-20240221-en
Behavioral task
behavioral8
Sample
$PLUGINSDIR/StartMenu.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral9
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240221-en
Behavioral task
behavioral10
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral11
Sample
$PLUGINSDIR/UAC.dll
Resource
win7-20240419-en
Behavioral task
behavioral12
Sample
$PLUGINSDIR/UAC.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral13
Sample
$PLUGINSDIR/UserInfo.dll
Resource
win7-20240221-en
Behavioral task
behavioral14
Sample
$PLUGINSDIR/UserInfo.dll
Resource
win10v2004-20240426-en
Behavioral task
behavioral15
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win7-20240221-en
Behavioral task
behavioral16
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win10v2004-20240426-en
Behavioral task
behavioral17
Sample
$PLUGINSDIR/nsis_appid.dll
Resource
win7-20240508-en
Behavioral task
behavioral18
Sample
$PLUGINSDIR/nsis_appid.dll
Resource
win10v2004-20240426-en
Behavioral task
behavioral19
Sample
$R0.dll
Resource
win7-20240508-en
Behavioral task
behavioral20
Sample
$R0.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral21
Sample
$R2/NSIS.Library.RegTool.v3.$_91_.exe
Resource
win7-20240508-en
Behavioral task
behavioral22
Sample
$R2/NSIS.Library.RegTool.v3.$_91_.exe
Resource
win10v2004-20240426-en
Behavioral task
behavioral23
Sample
GPL.html
Resource
win7-20240221-en
Behavioral task
behavioral24
Sample
GPL.html
Resource
win10v2004-20240426-en
Behavioral task
behavioral25
Sample
filezilla.exe
Resource
win7-20240215-en
Behavioral task
behavioral26
Sample
filezilla.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral27
Sample
fzputtygen.exe
Resource
win7-20240221-en
Behavioral task
behavioral28
Sample
fzputtygen.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral29
Sample
fzsftp.exe
Resource
win7-20240221-en
Behavioral task
behavioral30
Sample
fzsftp.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral31
Sample
fzstorj.exe
Resource
win7-20240220-en
Behavioral task
behavioral32
Sample
fzstorj.exe
Resource
win10v2004-20240508-en
General
-
Target
$R0.dll
-
Size
48KB
-
MD5
259b414cd4a28dade048139a3507cb88
-
SHA1
2b7ac7f5356add8151c312dcec80148ba420cfa6
-
SHA256
55633a3d6b77a7d2279f4fe9e02ae4cb5b5bf34a23bfae7a119518c0ecef09e9
-
SHA512
377fa37e3ea0cfde65833a21693acfdddadbde04c180dc9209c7b6592ac402f273b7181295338ed9333a42140e54700dfbbc7a430979cb2e7692ee7c869b8c93
-
SSDEEP
1536:+D+6RdfLMf6OOOOOOOOOOOOrrBjw8PZ7M:gHRdT46OOOOOOOOOOOOrrxw8PZM
Malware Config
Signatures
-
Modifies registry class 8 IoCs
Processes:
regsvr32.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{DB70412E-EEC9-479C-BBA9-BE36BFDDA41B}\InProcServer32\ThreadingModel = "Apartment" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\directory\shellex\CopyHookHandlers\FileZilla3CopyHook regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Directory\shellex\CopyHookHandlers\FileZilla3CopyHook\ = "{DB70412E-EEC9-479C-BBA9-BE36BFDDA41B}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{DB70412E-EEC9-479C-BBA9-BE36BFDDA41B} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{DB70412E-EEC9-479C-BBA9-BE36BFDDA41B}\ = "FileZilla 3 Shell Extension" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{DB70412E-EEC9-479C-BBA9-BE36BFDDA41B}\InProcServer32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{DB70412E-EEC9-479C-BBA9-BE36BFDDA41B}\InProcServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\$R0.dll" regsvr32.exe -
Suspicious use of WriteProcessMemory 7 IoCs
Processes:
regsvr32.exedescription pid process target process PID 2408 wrote to memory of 2480 2408 regsvr32.exe regsvr32.exe PID 2408 wrote to memory of 2480 2408 regsvr32.exe regsvr32.exe PID 2408 wrote to memory of 2480 2408 regsvr32.exe regsvr32.exe PID 2408 wrote to memory of 2480 2408 regsvr32.exe regsvr32.exe PID 2408 wrote to memory of 2480 2408 regsvr32.exe regsvr32.exe PID 2408 wrote to memory of 2480 2408 regsvr32.exe regsvr32.exe PID 2408 wrote to memory of 2480 2408 regsvr32.exe regsvr32.exe