Overview
overview
7Static
static
3a7a8bff507...18.exe
windows7-x64
7a7a8bff507...18.exe
windows10-2004-x64
7$PLUGINSDI...ns.dll
windows7-x64
3$PLUGINSDI...ns.dll
windows10-2004-x64
3$PLUGINSDI...em.dll
windows7-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3$PLUGINSDI...fo.dll
windows7-x64
3$PLUGINSDI...fo.dll
windows10-2004-x64
3$PLUGINSDI...ec.dll
windows7-x64
3$PLUGINSDI...ec.dll
windows10-2004-x64
3$TEMP/tap-windows.exe
windows7-x64
7$TEMP/tap-windows.exe
windows10-2004-x64
7$PLUGINSDI...ns.dll
windows7-x64
3$PLUGINSDI...ns.dll
windows10-2004-x64
3$PLUGINSDI...em.dll
windows7-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3$PLUGINSDI...fo.dll
windows7-x64
3$PLUGINSDI...fo.dll
windows10-2004-x64
3bin/devcon.exe
windows7-x64
1bin/devcon.exe
windows10-2004-x64
1driver/tap0901.sys
windows7-x64
1driver/tap0901.sys
windows10-2004-x64
1bin/libeay32.dll
windows7-x64
1bin/libeay32.dll
windows10-2004-x64
1bin/liblzo2-2.dll
windows7-x64
1bin/liblzo2-2.dll
windows10-2004-x64
1bin/libpkc...-1.dll
windows7-x64
3bin/libpkc...-1.dll
windows10-2004-x64
3bin/openssl.exe
windows7-x64
1bin/openssl.exe
windows10-2004-x64
1bin/openvpn-gui.exe
windows7-x64
1bin/openvpn-gui.exe
windows10-2004-x64
1Analysis
-
max time kernel
149s -
max time network
155s -
platform
windows10-2004_x64 -
resource
win10v2004-20240611-en -
resource tags
arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system -
submitted
14-06-2024 02:01
Static task
static1
Behavioral task
behavioral1
Sample
a7a8bff507d3aa5f382e68cd344e589c_JaffaCakes118.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
a7a8bff507d3aa5f382e68cd344e589c_JaffaCakes118.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/InstallOptions.dll
Resource
win7-20240221-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/InstallOptions.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/System.dll
Resource
win7-20231129-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20240611-en
Behavioral task
behavioral7
Sample
$PLUGINSDIR/UserInfo.dll
Resource
win7-20240611-en
Behavioral task
behavioral8
Sample
$PLUGINSDIR/UserInfo.dll
Resource
win10v2004-20240611-en
Behavioral task
behavioral9
Sample
$PLUGINSDIR/nsExec.dll
Resource
win7-20240508-en
Behavioral task
behavioral10
Sample
$PLUGINSDIR/nsExec.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral11
Sample
$TEMP/tap-windows.exe
Resource
win7-20240221-en
Behavioral task
behavioral12
Sample
$TEMP/tap-windows.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral13
Sample
$PLUGINSDIR/InstallOptions.dll
Resource
win7-20240419-en
Behavioral task
behavioral14
Sample
$PLUGINSDIR/InstallOptions.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral15
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240221-en
Behavioral task
behavioral16
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20240611-en
Behavioral task
behavioral17
Sample
$PLUGINSDIR/UserInfo.dll
Resource
win7-20240508-en
Behavioral task
behavioral18
Sample
$PLUGINSDIR/UserInfo.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral19
Sample
bin/devcon.exe
Resource
win7-20231129-en
Behavioral task
behavioral20
Sample
bin/devcon.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral21
Sample
driver/tap0901.sys
Resource
win7-20240508-en
Behavioral task
behavioral22
Sample
driver/tap0901.sys
Resource
win10v2004-20240508-en
Behavioral task
behavioral23
Sample
bin/libeay32.dll
Resource
win7-20240611-en
Behavioral task
behavioral24
Sample
bin/libeay32.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral25
Sample
bin/liblzo2-2.dll
Resource
win7-20240220-en
Behavioral task
behavioral26
Sample
bin/liblzo2-2.dll
Resource
win10v2004-20240611-en
Behavioral task
behavioral27
Sample
bin/libpkcs11-helper-1.dll
Resource
win7-20240508-en
Behavioral task
behavioral28
Sample
bin/libpkcs11-helper-1.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral29
Sample
bin/openssl.exe
Resource
win7-20240221-en
Behavioral task
behavioral30
Sample
bin/openssl.exe
Resource
win10v2004-20240611-en
Behavioral task
behavioral31
Sample
bin/openvpn-gui.exe
Resource
win7-20231129-en
Behavioral task
behavioral32
Sample
bin/openvpn-gui.exe
Resource
win10v2004-20240226-en
General
-
Target
$PLUGINSDIR/System.dll
-
Size
23KB
-
MD5
125aebb055446fb52aa5956cf99e8a9a
-
SHA1
6b58fd08a8ff2763219cc6b0dcdb875f9970f850
-
SHA256
2e1b11ee20e5061ea86dc6b01e3efc659e887540afcab7317cdfd6a8eff87ec3
-
SHA512
5f85e48bd3ae2fd2be0595b93cbf74674e0281210688dcc73691178b295a702e8d43898afb6e5d8b7e82de98b4ee28194c9838ddf8279cde85f7fe48d34dc8b7
-
SSDEEP
384:7AQ5GjarYFU76ffyEIPb9p206QrHwIl8ToknCLJy4k9KyFkKCKWin/aY+:72XixPbPD6gQikUywWkKx/aY+
Malware Config
Signatures
-
Program crash 1 IoCs
pid pid_target Process procid_target 3436 4276 WerFault.exe 82 -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3396 wrote to memory of 4276 3396 rundll32.exe 82 PID 3396 wrote to memory of 4276 3396 rundll32.exe 82 PID 3396 wrote to memory of 4276 3396 rundll32.exe 82
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:3396 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#12⤵PID:4276
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4276 -s 6123⤵
- Program crash
PID:3436
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4276 -ip 42761⤵PID:768