Analysis
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max time kernel
149s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20240704-en -
resource tags
arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system -
submitted
18-07-2024 12:54
Static task
static1
Behavioral task
behavioral1
Sample
577947c7c1698cf08fa0f0cb3b39706f_JaffaCakes118.exe
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
577947c7c1698cf08fa0f0cb3b39706f_JaffaCakes118.exe
Resource
win10v2004-20240704-en
General
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Target
577947c7c1698cf08fa0f0cb3b39706f_JaffaCakes118.exe
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Size
243KB
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MD5
577947c7c1698cf08fa0f0cb3b39706f
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SHA1
d8ebe2261ee8d26561fa231bc7d2a8b5192e4b37
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SHA256
8b4128f54a7ad8b24fb2b2448152f3a12e1aff5a7deef43ea5ed4af586c9455f
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SHA512
cc107ae4ab16c420e06166021dcaf72dd10752b43c7b8797e30026ad95cdca8b26d80e6a8202de3701151be1681377ef686d70392b92b0ffc2ed1e1829c1a5d3
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SSDEEP
3072:XFd2Afoka0uMMGYmKlMCJ+UrxkCkK9a7+Z3wCYdj8vK1HDvhk1eSkDyfCnewUmGx:1jQwuYKs7M3jvEu1nkaCneT3NmEQO
Malware Config
Extracted
xtremerat
umtakcicek.dyndns.org
ࠁ谀umtakcicek.dyndns.org
Signatures
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Detect XtremeRAT payload 9 IoCs
Processes:
resource yara_rule behavioral2/memory/1348-4-0x0000000010000000-0x000000001004A000-memory.dmp family_xtremerat behavioral2/memory/1348-3-0x0000000010000000-0x000000001004A000-memory.dmp family_xtremerat behavioral2/memory/1348-5-0x0000000010000000-0x000000001004A000-memory.dmp family_xtremerat behavioral2/memory/1348-7-0x0000000010000000-0x000000001004A000-memory.dmp family_xtremerat behavioral2/memory/4936-9-0x0000000010000000-0x000000001004A000-memory.dmp family_xtremerat behavioral2/memory/1348-12-0x0000000010000000-0x000000001004A000-memory.dmp family_xtremerat behavioral2/memory/1348-11-0x0000000010000000-0x000000001004A000-memory.dmp family_xtremerat behavioral2/memory/4936-13-0x0000000010000000-0x000000001004A000-memory.dmp family_xtremerat behavioral2/memory/1348-14-0x0000000010000000-0x000000001004A000-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.
Processes:
577947c7c1698cf08fa0f0cb3b39706f_JaffaCakes118.exedescription ioc Process Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Active Setup\Installed Components\{R2WI1CKR-X553-362C-326D-0QL77F442L71} 577947c7c1698cf08fa0f0cb3b39706f_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{R2WI1CKR-X553-362C-326D-0QL77F442L71}\StubPath = "C:\\Windows\\Windows Live Messenger\\msnmsgr.exe restart" 577947c7c1698cf08fa0f0cb3b39706f_JaffaCakes118.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
577947c7c1698cf08fa0f0cb3b39706f_JaffaCakes118.exedescription ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Windows Live Messenger = "C:\\Windows\\Windows Live Messenger\\msnmsgr.exe" 577947c7c1698cf08fa0f0cb3b39706f_JaffaCakes118.exe Set value (str) \REGISTRY\USER\S-1-5-21-1403246978-718555486-3105247137-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Windows Live Messenger = "C:\\Windows\\Windows Live Messenger\\msnmsgr.exe" 577947c7c1698cf08fa0f0cb3b39706f_JaffaCakes118.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
577947c7c1698cf08fa0f0cb3b39706f_JaffaCakes118.exedescription pid Process procid_target PID 1960 set thread context of 1348 1960 577947c7c1698cf08fa0f0cb3b39706f_JaffaCakes118.exe 83 -
Drops file in Windows directory 2 IoCs
Processes:
577947c7c1698cf08fa0f0cb3b39706f_JaffaCakes118.exedescription ioc Process File opened for modification C:\Windows\Windows Live Messenger\msnmsgr.exe 577947c7c1698cf08fa0f0cb3b39706f_JaffaCakes118.exe File created C:\Windows\Windows Live Messenger\msnmsgr.exe 577947c7c1698cf08fa0f0cb3b39706f_JaffaCakes118.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 2 IoCs
Processes:
WerFault.exeWerFault.exepid pid_target Process procid_target 2656 4936 WerFault.exe 85 1188 4936 WerFault.exe 85 -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
577947c7c1698cf08fa0f0cb3b39706f_JaffaCakes118.exe577947c7c1698cf08fa0f0cb3b39706f_JaffaCakes118.exepid Process 1960 577947c7c1698cf08fa0f0cb3b39706f_JaffaCakes118.exe 1348 577947c7c1698cf08fa0f0cb3b39706f_JaffaCakes118.exe -
Suspicious use of WriteProcessMemory 17 IoCs
Processes:
577947c7c1698cf08fa0f0cb3b39706f_JaffaCakes118.exe577947c7c1698cf08fa0f0cb3b39706f_JaffaCakes118.exedescription pid Process procid_target PID 1960 wrote to memory of 1348 1960 577947c7c1698cf08fa0f0cb3b39706f_JaffaCakes118.exe 83 PID 1960 wrote to memory of 1348 1960 577947c7c1698cf08fa0f0cb3b39706f_JaffaCakes118.exe 83 PID 1960 wrote to memory of 1348 1960 577947c7c1698cf08fa0f0cb3b39706f_JaffaCakes118.exe 83 PID 1960 wrote to memory of 1348 1960 577947c7c1698cf08fa0f0cb3b39706f_JaffaCakes118.exe 83 PID 1960 wrote to memory of 1348 1960 577947c7c1698cf08fa0f0cb3b39706f_JaffaCakes118.exe 83 PID 1960 wrote to memory of 1348 1960 577947c7c1698cf08fa0f0cb3b39706f_JaffaCakes118.exe 83 PID 1960 wrote to memory of 1348 1960 577947c7c1698cf08fa0f0cb3b39706f_JaffaCakes118.exe 83 PID 1960 wrote to memory of 1348 1960 577947c7c1698cf08fa0f0cb3b39706f_JaffaCakes118.exe 83 PID 1960 wrote to memory of 1348 1960 577947c7c1698cf08fa0f0cb3b39706f_JaffaCakes118.exe 83 PID 1960 wrote to memory of 1348 1960 577947c7c1698cf08fa0f0cb3b39706f_JaffaCakes118.exe 83 PID 1960 wrote to memory of 1348 1960 577947c7c1698cf08fa0f0cb3b39706f_JaffaCakes118.exe 83 PID 1960 wrote to memory of 1348 1960 577947c7c1698cf08fa0f0cb3b39706f_JaffaCakes118.exe 83 PID 1960 wrote to memory of 1348 1960 577947c7c1698cf08fa0f0cb3b39706f_JaffaCakes118.exe 83 PID 1348 wrote to memory of 4936 1348 577947c7c1698cf08fa0f0cb3b39706f_JaffaCakes118.exe 85 PID 1348 wrote to memory of 4936 1348 577947c7c1698cf08fa0f0cb3b39706f_JaffaCakes118.exe 85 PID 1348 wrote to memory of 4936 1348 577947c7c1698cf08fa0f0cb3b39706f_JaffaCakes118.exe 85 PID 1348 wrote to memory of 4936 1348 577947c7c1698cf08fa0f0cb3b39706f_JaffaCakes118.exe 85
Processes
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C:\Users\Admin\AppData\Local\Temp\577947c7c1698cf08fa0f0cb3b39706f_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\577947c7c1698cf08fa0f0cb3b39706f_JaffaCakes118.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1960 -
C:\Users\Admin\AppData\Local\Temp\577947c7c1698cf08fa0f0cb3b39706f_JaffaCakes118.exeC:\Users\Admin\AppData\Local\Temp\577947c7c1698cf08fa0f0cb3b39706f_JaffaCakes118.exe2⤵
- Boot or Logon Autostart Execution: Active Setup
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1348 -
C:\Windows\SysWOW64\svchost.exesvchost.exe3⤵PID:4936
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4936 -s 4804⤵
- Program crash
PID:2656
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4936 -s 5004⤵
- Program crash
PID:1188
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 4936 -ip 49361⤵PID:1280
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 4936 -ip 49361⤵PID:1916