Overview
overview
7Static
static
309cf08a876...18.exe
windows7-x64
309cf08a876...18.exe
windows10-2004-x64
3$SYSDIR/Je...er.scr
windows7-x64
3$SYSDIR/Je...er.scr
windows10-2004-x64
3$TEMP/dospop.exe
windows7-x64
7$TEMP/dospop.exe
windows10-2004-x64
7/tbu033...in.dll
windows7-x64
/tbu033...in.dll
windows10-2004-x64
/tbu033...t.html
windows7-x64
/tbu033...t.html
windows10-2004-x64
/tbu033...op.dll
windows7-x64
/tbu033...op.dll
windows10-2004-x64
/tbu033...e.html
windows7-x64
/tbu033...e.html
windows10-2004-x64
/tbu033...s.html
windows7-x64
/tbu033...s.html
windows10-2004-x64
/tbu033...g.html
windows7-x64
/tbu033...g.html
windows10-2004-x64
/tbu033...b.html
windows7-x64
/tbu033...b.html
windows10-2004-x64
/tbu033...er.dll
windows7-x64
/tbu033...er.dll
windows10-2004-x64
Uninstall.exe
windows7-x64
7Uninstall.exe
windows10-2004-x64
7Analysis
- max time kernel
118s - max time network
124s - platform
windows7_x64 - resource
win7-20240611-en - resource tags
arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system - submitted
20/06/2024, 22:27
Static task
static1
Behavioral task
behavioral1
Sample
09cf08a8763752fc1fef65105d0b4ed7_JaffaCakes118.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
09cf08a8763752fc1fef65105d0b4ed7_JaffaCakes118.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral3
Sample
$SYSDIR/Jennie_Finch_Screensaver.scr
Resource
win7-20240508-en
Behavioral task
behavioral4
Sample
$SYSDIR/Jennie_Finch_Screensaver.scr
Resource
win10v2004-20240611-en
Behavioral task
behavioral5
Sample
$TEMP/dospop.exe
Resource
win7-20231129-en
Behavioral task
behavioral6
Sample
$TEMP/dospop.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral7
Sample
/tbu03344/RSSReader_plugin.dll
Resource
win7-20240508-en
Behavioral task
behavioral8
Sample
/tbu03344/RSSReader_plugin.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral9
Sample
/tbu03344/content.html
Resource
win7-20240419-en
Behavioral task
behavioral10
Sample
/tbu03344/content.html
Resource
win10v2004-20240508-en
Behavioral task
behavioral11
Sample
/tbu03344/dospop.dll
Resource
win7-20240611-en
Behavioral task
behavioral12
Sample
/tbu03344/dospop.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral13
Sample
/tbu03344/marquee.html
Resource
win7-20240221-en
Behavioral task
behavioral14
Sample
/tbu03344/marquee.html
Resource
win10v2004-20240611-en
Behavioral task
behavioral15
Sample
/tbu03344/options.html
Resource
win7-20231129-en
Behavioral task
behavioral16
Sample
/tbu03344/options.html
Resource
win10v2004-20240508-en
Behavioral task
behavioral17
Sample
/tbu03344/static_img.html
Resource
win7-20240611-en
Behavioral task
behavioral18
Sample
/tbu03344/static_img.html
Resource
win10v2004-20240508-en
Behavioral task
behavioral19
Sample
/tbu03344/static_pub.html
Resource
win7-20240611-en
Behavioral task
behavioral20
Sample
/tbu03344/static_pub.html
Resource
win10v2004-20240611-en
Behavioral task
behavioral21
Sample
/tbu03344/tbhelper.dll
Resource
win7-20240508-en
Behavioral task
behavioral22
Sample
/tbu03344/tbhelper.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral23
Sample
Uninstall.exe
Resource
win7-20240611-en
Behavioral task
behavioral24
Sample
Uninstall.exe
Resource
win10v2004-20240611-en
General
- Target Uninstall.exe
- Size 49KB
- Sample240620-2dgmbazfqa
- SHA256 dfffd4857f5c4978b3f982309a6ee87839a62a17775261833af91f5fce9a1cb0
- MD5 91b4ed32fb67509e715ab80fd3714eaf
- SHA1 dbd27ab84a23dea5dcf1ae6d363e2336c0579d75
- SHA512 5753d0d1524f84c7605b6c5a30296bf39a33055304d88acf619ecfd8f379f6753db9931deba0a7543c0aa35c5779e04e3ef53506f437757c904de9021dc18feb
- SSDEEP 768:LbGBkj++ARXzxc2FdZ6IOw7UkfSy0D3DwdFkqsWkJd+eJRn5Am6kRRJ2iZ3igvu:/EkjY1zy214Qay0DGkJYqAELVigvu
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 2392 Au_.exe - Loads dropped DLL 4 IoCs
pid Process 2000 Uninstall.exe 2392 Au_.exe 2392 Au_.exe 2392 Au_.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- NSIS installer 1 IoCs
resource yara_rule behavioral23/files/0x002c000000015c2f-2.dat nsis_installer_1 - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2392 Au_.exe - Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 2000 wrote to memory of 2392 2000 Uninstall.exe 28 PID 2000 wrote to memory of 2392 2000 Uninstall.exe 28 PID 2000 wrote to memory of 2392 2000 Uninstall.exe 28 PID 2000 wrote to memory of 2392 2000 Uninstall.exe 28 PID 2000 wrote to memory of 2392 2000 Uninstall.exe 28 PID 2000 wrote to memory of 2392 2000 Uninstall.exe 28 PID 2000 wrote to memory of 2392 2000 Uninstall.exe 28
Processes
-
C:\Users\Admin\AppData\Local\Temp\Uninstall.exe"C:\Users\Admin\AppData\Local\Temp\Uninstall.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2000 -
C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe"C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe" _?=C:\Users\Admin\AppData\Local\Temp\2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious behavior: GetForegroundWindowSpam
PID:2392
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path \Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe
- Size 49KB
- SHA256 dfffd4857f5c4978b3f982309a6ee87839a62a17775261833af91f5fce9a1cb0
- MD5 91b4ed32fb67509e715ab80fd3714eaf
- SHA1 dbd27ab84a23dea5dcf1ae6d363e2336c0579d75
- SHA512 5753d0d1524f84c7605b6c5a30296bf39a33055304d88acf619ecfd8f379f6753db9931deba0a7543c0aa35c5779e04e3ef53506f437757c904de9021dc18feb
- SSDEEP 768:LbGBkj++ARXzxc2FdZ6IOw7UkfSy0D3DwdFkqsWkJd+eJRn5Am6kRRJ2iZ3igvu:/EkjY1zy214Qay0DGkJYqAELVigvu
- MD5 SHA1 SHA512 SSDEEP