Analysis
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max time kernel
148s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20240709-en -
resource tags
arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system -
submitted
19-07-2024 10:16
Static task
static1
Behavioral task
behavioral1
Sample
5b832c443a4b136f813ec15c84ca0885_JaffaCakes118.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
5b832c443a4b136f813ec15c84ca0885_JaffaCakes118.exe
Resource
win10v2004-20240709-en
General
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Target
5b832c443a4b136f813ec15c84ca0885_JaffaCakes118.exe
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Size
144KB
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MD5
5b832c443a4b136f813ec15c84ca0885
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SHA1
53a0d33816600b10c335d7758b0f11150d1db323
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SHA256
3b9014ef5e9fdd097ce19ee561e58948baa383e2ae333a5cef51e54516612a40
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SHA512
b81a9bf2c547fae34a2d365677b527eab52708d9be4bff04aea382e1efd9e23fe06bda6c1b86f3604bf721e87216e03018f33bb9c348245b19e7626612fd516e
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SSDEEP
1536:c6yjDeKAEZoVM7liiW/XPndMn6ziRW3fkOMjcDDpNIAB+5evUjcx40K5ev:ct+Vcs/vTzQW3FHfpNzgevlx40mev
Malware Config
Extracted
xtremerat
tornadozz.no-ip.org
Signatures
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Detect XtremeRAT payload 6 IoCs
resource yara_rule behavioral2/memory/680-5-0x0000000010000000-0x0000000010048000-memory.dmp family_xtremerat behavioral2/memory/680-6-0x0000000010000000-0x0000000010048000-memory.dmp family_xtremerat behavioral2/memory/2280-7-0x0000000010000000-0x0000000010048000-memory.dmp family_xtremerat behavioral2/memory/680-9-0x0000000010000000-0x0000000010048000-memory.dmp family_xtremerat behavioral2/memory/2280-11-0x0000000010000000-0x0000000010048000-memory.dmp family_xtremerat behavioral2/memory/680-12-0x0000000010000000-0x0000000010048000-memory.dmp family_xtremerat -
XtremeRAT
The XtremeRAT was developed by xtremecoder and has been available since at least 2010, and written in Delphi.
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Boot or Logon Autostart Execution: Active Setup 2 TTPs 2 IoCs
Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.
description ioc Process Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Active Setup\Installed Components\{5K1U540A-X31E-28HD-DOY6-LC681IS65S1W} 5b832c443a4b136f813ec15c84ca0885_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{5K1U540A-X31E-28HD-DOY6-LC681IS65S1W}\StubPath = "C:\\Windows\\system32\\Inssfgs\\Sfgfsdr.rar restart" 5b832c443a4b136f813ec15c84ca0885_JaffaCakes118.exe -
resource yara_rule behavioral2/memory/680-2-0x0000000010000000-0x0000000010048000-memory.dmp upx behavioral2/memory/680-4-0x0000000010000000-0x0000000010048000-memory.dmp upx behavioral2/memory/680-5-0x0000000010000000-0x0000000010048000-memory.dmp upx behavioral2/memory/680-6-0x0000000010000000-0x0000000010048000-memory.dmp upx behavioral2/memory/2280-7-0x0000000010000000-0x0000000010048000-memory.dmp upx behavioral2/memory/680-9-0x0000000010000000-0x0000000010048000-memory.dmp upx behavioral2/memory/2280-11-0x0000000010000000-0x0000000010048000-memory.dmp upx behavioral2/memory/680-12-0x0000000010000000-0x0000000010048000-memory.dmp upx -
Adds Run key to start application 2 TTPs 3 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\HKLM = "C:\\Windows\\system32\\Inssfgs\\Sfgfsdr.rar" 5b832c443a4b136f813ec15c84ca0885_JaffaCakes118.exe Set value (str) \REGISTRY\USER\S-1-5-21-384068567-2943195810-3631207890-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\HKCU = "C:\\Windows\\system32\\Inssfgs\\Sfgfsdr.rar" 5b832c443a4b136f813ec15c84ca0885_JaffaCakes118.exe Set value (str) \REGISTRY\USER\S-1-5-21-384068567-2943195810-3631207890-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\HKCU = "㩃啜敳獲䅜浤湩䅜灰慄慴䱜捯污呜浥屰戵㌸挲㐴愳戴㌱昶ㄸ攳ㅣ挵㐸慣㠰㔸䩟晡慦慃敫ㅳ㠱攮數" 5b832c443a4b136f813ec15c84ca0885_JaffaCakes118.exe -
Drops file in System32 directory 2 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\Inssfgs\Sfgfsdr.rar 5b832c443a4b136f813ec15c84ca0885_JaffaCakes118.exe File created C:\Windows\SysWOW64\Inssfgs\Sfgfsdr.rar 5b832c443a4b136f813ec15c84ca0885_JaffaCakes118.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2020 set thread context of 680 2020 5b832c443a4b136f813ec15c84ca0885_JaffaCakes118.exe 84 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 2 IoCs
pid pid_target Process procid_target 2772 2280 WerFault.exe 85 212 2280 WerFault.exe 85 -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2020 5b832c443a4b136f813ec15c84ca0885_JaffaCakes118.exe 680 5b832c443a4b136f813ec15c84ca0885_JaffaCakes118.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 2020 wrote to memory of 680 2020 5b832c443a4b136f813ec15c84ca0885_JaffaCakes118.exe 84 PID 2020 wrote to memory of 680 2020 5b832c443a4b136f813ec15c84ca0885_JaffaCakes118.exe 84 PID 2020 wrote to memory of 680 2020 5b832c443a4b136f813ec15c84ca0885_JaffaCakes118.exe 84 PID 2020 wrote to memory of 680 2020 5b832c443a4b136f813ec15c84ca0885_JaffaCakes118.exe 84 PID 2020 wrote to memory of 680 2020 5b832c443a4b136f813ec15c84ca0885_JaffaCakes118.exe 84 PID 2020 wrote to memory of 680 2020 5b832c443a4b136f813ec15c84ca0885_JaffaCakes118.exe 84 PID 2020 wrote to memory of 680 2020 5b832c443a4b136f813ec15c84ca0885_JaffaCakes118.exe 84 PID 2020 wrote to memory of 680 2020 5b832c443a4b136f813ec15c84ca0885_JaffaCakes118.exe 84 PID 680 wrote to memory of 2280 680 5b832c443a4b136f813ec15c84ca0885_JaffaCakes118.exe 85 PID 680 wrote to memory of 2280 680 5b832c443a4b136f813ec15c84ca0885_JaffaCakes118.exe 85 PID 680 wrote to memory of 2280 680 5b832c443a4b136f813ec15c84ca0885_JaffaCakes118.exe 85 PID 680 wrote to memory of 2280 680 5b832c443a4b136f813ec15c84ca0885_JaffaCakes118.exe 85
Processes
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C:\Users\Admin\AppData\Local\Temp\5b832c443a4b136f813ec15c84ca0885_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\5b832c443a4b136f813ec15c84ca0885_JaffaCakes118.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2020 -
C:\Users\Admin\AppData\Local\Temp\5b832c443a4b136f813ec15c84ca0885_JaffaCakes118.exeC:\Users\Admin\AppData\Local\Temp\5b832c443a4b136f813ec15c84ca0885_JaffaCakes118.exe2⤵
- Boot or Logon Autostart Execution: Active Setup
- Adds Run key to start application
- Drops file in System32 directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:680 -
C:\Windows\SysWOW64\svchost.exesvchost.exe3⤵PID:2280
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2280 -s 4804⤵
- Program crash
PID:2772
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2280 -s 5004⤵
- Program crash
PID:212
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 2280 -ip 22801⤵PID:616
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 2280 -ip 22801⤵PID:384