Analysis
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max time kernel
150s -
max time network
149s -
platform
windows7_x64 -
resource
win7-20240704-en -
resource tags
arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-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 behavioral1/memory/2112-5-0x0000000010000000-0x0000000010048000-memory.dmp family_xtremerat behavioral1/memory/2112-6-0x0000000010000000-0x0000000010048000-memory.dmp family_xtremerat behavioral1/memory/2404-9-0x0000000010000000-0x0000000010048000-memory.dmp family_xtremerat behavioral1/memory/2112-11-0x0000000010000000-0x0000000010048000-memory.dmp family_xtremerat behavioral1/memory/2112-13-0x0000000010000000-0x0000000010048000-memory.dmp family_xtremerat behavioral1/memory/2404-14-0x0000000010000000-0x0000000010048000-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 4 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} svchost.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" svchost.exe 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 behavioral1/memory/2112-5-0x0000000010000000-0x0000000010048000-memory.dmp upx behavioral1/memory/2112-6-0x0000000010000000-0x0000000010048000-memory.dmp upx behavioral1/memory/2112-4-0x0000000010000000-0x0000000010048000-memory.dmp upx behavioral1/memory/2112-2-0x0000000010000000-0x0000000010048000-memory.dmp upx behavioral1/memory/2404-9-0x0000000010000000-0x0000000010048000-memory.dmp upx behavioral1/memory/2112-11-0x0000000010000000-0x0000000010048000-memory.dmp upx behavioral1/memory/2112-13-0x0000000010000000-0x0000000010048000-memory.dmp upx behavioral1/memory/2404-14-0x0000000010000000-0x0000000010048000-memory.dmp upx -
Adds Run key to start application 2 TTPs 5 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-1-5-21-3294248377-1418901787-4083263181-1000\Software\Microsoft\Windows\CurrentVersion\Run\HKCU = "C:\\Windows\\system32\\Inssfgs\\Sfgfsdr.rar" 5b832c443a4b136f813ec15c84ca0885_JaffaCakes118.exe Set value (str) \REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000\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 Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\HKLM = "C:\\Windows\\system32\\Inssfgs\\Sfgfsdr.rar" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000\Software\Microsoft\Windows\CurrentVersion\Run\HKCU = "C:\\Windows\\system32\\Inssfgs\\Sfgfsdr.rar" svchost.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 2552 set thread context of 2112 2552 5b832c443a4b136f813ec15c84ca0885_JaffaCakes118.exe 30 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2552 5b832c443a4b136f813ec15c84ca0885_JaffaCakes118.exe 2112 5b832c443a4b136f813ec15c84ca0885_JaffaCakes118.exe -
Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 2552 wrote to memory of 2112 2552 5b832c443a4b136f813ec15c84ca0885_JaffaCakes118.exe 30 PID 2552 wrote to memory of 2112 2552 5b832c443a4b136f813ec15c84ca0885_JaffaCakes118.exe 30 PID 2552 wrote to memory of 2112 2552 5b832c443a4b136f813ec15c84ca0885_JaffaCakes118.exe 30 PID 2552 wrote to memory of 2112 2552 5b832c443a4b136f813ec15c84ca0885_JaffaCakes118.exe 30 PID 2552 wrote to memory of 2112 2552 5b832c443a4b136f813ec15c84ca0885_JaffaCakes118.exe 30 PID 2552 wrote to memory of 2112 2552 5b832c443a4b136f813ec15c84ca0885_JaffaCakes118.exe 30 PID 2552 wrote to memory of 2112 2552 5b832c443a4b136f813ec15c84ca0885_JaffaCakes118.exe 30 PID 2552 wrote to memory of 2112 2552 5b832c443a4b136f813ec15c84ca0885_JaffaCakes118.exe 30 PID 2552 wrote to memory of 2112 2552 5b832c443a4b136f813ec15c84ca0885_JaffaCakes118.exe 30 PID 2112 wrote to memory of 2404 2112 5b832c443a4b136f813ec15c84ca0885_JaffaCakes118.exe 31 PID 2112 wrote to memory of 2404 2112 5b832c443a4b136f813ec15c84ca0885_JaffaCakes118.exe 31 PID 2112 wrote to memory of 2404 2112 5b832c443a4b136f813ec15c84ca0885_JaffaCakes118.exe 31 PID 2112 wrote to memory of 2404 2112 5b832c443a4b136f813ec15c84ca0885_JaffaCakes118.exe 31 PID 2112 wrote to memory of 2404 2112 5b832c443a4b136f813ec15c84ca0885_JaffaCakes118.exe 31
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:2552 -
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:2112 -
C:\Windows\SysWOW64\svchost.exesvchost.exe3⤵
- Boot or Logon Autostart Execution: Active Setup
- Adds Run key to start application
PID:2404
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
144KB
MD55b832c443a4b136f813ec15c84ca0885
SHA153a0d33816600b10c335d7758b0f11150d1db323
SHA2563b9014ef5e9fdd097ce19ee561e58948baa383e2ae333a5cef51e54516612a40
SHA512b81a9bf2c547fae34a2d365677b527eab52708d9be4bff04aea382e1efd9e23fe06bda6c1b86f3604bf721e87216e03018f33bb9c348245b19e7626612fd516e