Analysis
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max time kernel
146s -
max time network
146s -
platform
windows7_x64 -
resource
win7-20240220-en -
resource tags
arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system -
submitted
15-04-2024 05:37
Behavioral task
behavioral1
Sample
f06f03b3a60a36a4e3e788eb78c4171c_JaffaCakes118.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
f06f03b3a60a36a4e3e788eb78c4171c_JaffaCakes118.exe
Resource
win10v2004-20240412-en
General
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Target
f06f03b3a60a36a4e3e788eb78c4171c_JaffaCakes118.exe
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Size
44KB
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MD5
f06f03b3a60a36a4e3e788eb78c4171c
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SHA1
987f9b949ac7c6170f0603057b36e64312bdda77
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SHA256
ba4497aebee09d2b44f4c2b8bbcd1f132f09b359480c90a0722f5b239d6f5584
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SHA512
870ec3ddb82fd4e29974cc6091e5eeefcbcc79dd9b9f66ddb1f14e68199b7b646856fee74c1fdd87a8a4d0f6c7fd36685119ccb45c467a04a5f8c7778f63da39
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SSDEEP
768:BBr+tjFqTPkAlfztB1lr6an3smTA8uvm2MjCpPOzob:nyRUHlrL1lr6an3TLuvm25qob
Malware Config
Extracted
xtremerat
mta.publicvm.com
Signatures
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Detect XtremeRAT payload 5 IoCs
Processes:
resource yara_rule behavioral1/memory/2248-8-0x0000000000C80000-0x0000000000C93000-memory.dmp family_xtremerat C:\Users\Admin\AppData\Roaming\DatalDir\System.exe family_xtremerat behavioral1/memory/2480-12-0x0000000000C80000-0x0000000000C93000-memory.dmp family_xtremerat behavioral1/memory/2768-13-0x0000000000C80000-0x0000000000C93000-memory.dmp family_xtremerat behavioral1/memory/2480-15-0x0000000000C80000-0x0000000000C93000-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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Modifies Installed Components in the registry 2 TTPs 4 IoCs
Processes:
f06f03b3a60a36a4e3e788eb78c4171c_JaffaCakes118.exesvchost.exedescription ioc process Key created \REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Active Setup\Installed Components\{2T1822W4-632G-CT00-6N8A-4OWJPN3D4D82} f06f03b3a60a36a4e3e788eb78c4171c_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{2T1822W4-632G-CT00-6N8A-4OWJPN3D4D82}\StubPath = "C:\\Users\\Admin\\AppData\\Roaming\\DatalDir\\System.exe restart" f06f03b3a60a36a4e3e788eb78c4171c_JaffaCakes118.exe Key created \REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Active Setup\Installed Components\{2T1822W4-632G-CT00-6N8A-4OWJPN3D4D82} svchost.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{2T1822W4-632G-CT00-6N8A-4OWJPN3D4D82}\StubPath = "C:\\Users\\Admin\\AppData\\Roaming\\DatalDir\\System.exe restart" svchost.exe -
Adds Run key to start application 2 TTPs 4 IoCs
Processes:
f06f03b3a60a36a4e3e788eb78c4171c_JaffaCakes118.exesvchost.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\HKLM = "C:\\Users\\Admin\\AppData\\Roaming\\DatalDir\\System.exe" f06f03b3a60a36a4e3e788eb78c4171c_JaffaCakes118.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\HKCU = "C:\\Users\\Admin\\AppData\\Roaming\\DatalDir\\System.exe" f06f03b3a60a36a4e3e788eb78c4171c_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\HKLM = "C:\\Users\\Admin\\AppData\\Roaming\\DatalDir\\System.exe" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\HKCU = "C:\\Users\\Admin\\AppData\\Roaming\\DatalDir\\System.exe" svchost.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
svchost.exepid process 2480 svchost.exe -
Suspicious use of WriteProcessMemory 10 IoCs
Processes:
f06f03b3a60a36a4e3e788eb78c4171c_JaffaCakes118.exedescription pid process target process PID 2768 wrote to memory of 2248 2768 f06f03b3a60a36a4e3e788eb78c4171c_JaffaCakes118.exe svchost.exe PID 2768 wrote to memory of 2248 2768 f06f03b3a60a36a4e3e788eb78c4171c_JaffaCakes118.exe svchost.exe PID 2768 wrote to memory of 2248 2768 f06f03b3a60a36a4e3e788eb78c4171c_JaffaCakes118.exe svchost.exe PID 2768 wrote to memory of 2248 2768 f06f03b3a60a36a4e3e788eb78c4171c_JaffaCakes118.exe svchost.exe PID 2768 wrote to memory of 2248 2768 f06f03b3a60a36a4e3e788eb78c4171c_JaffaCakes118.exe svchost.exe PID 2768 wrote to memory of 2480 2768 f06f03b3a60a36a4e3e788eb78c4171c_JaffaCakes118.exe svchost.exe PID 2768 wrote to memory of 2480 2768 f06f03b3a60a36a4e3e788eb78c4171c_JaffaCakes118.exe svchost.exe PID 2768 wrote to memory of 2480 2768 f06f03b3a60a36a4e3e788eb78c4171c_JaffaCakes118.exe svchost.exe PID 2768 wrote to memory of 2480 2768 f06f03b3a60a36a4e3e788eb78c4171c_JaffaCakes118.exe svchost.exe PID 2768 wrote to memory of 2480 2768 f06f03b3a60a36a4e3e788eb78c4171c_JaffaCakes118.exe svchost.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\f06f03b3a60a36a4e3e788eb78c4171c_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\f06f03b3a60a36a4e3e788eb78c4171c_JaffaCakes118.exe"1⤵
- Modifies Installed Components in the registry
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2768 -
C:\Windows\SysWOW64\svchost.exesvchost.exe2⤵
- Modifies Installed Components in the registry
- Adds Run key to start application
PID:2248 -
C:\Windows\SysWOW64\svchost.exesvchost.exe2⤵
- Suspicious use of SetWindowsHookEx
PID:2480
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Roaming\DatalDir\System.exeFilesize
44KB
MD5f06f03b3a60a36a4e3e788eb78c4171c
SHA1987f9b949ac7c6170f0603057b36e64312bdda77
SHA256ba4497aebee09d2b44f4c2b8bbcd1f132f09b359480c90a0722f5b239d6f5584
SHA512870ec3ddb82fd4e29974cc6091e5eeefcbcc79dd9b9f66ddb1f14e68199b7b646856fee74c1fdd87a8a4d0f6c7fd36685119ccb45c467a04a5f8c7778f63da39
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memory/2248-6-0x0000000000C80000-0x0000000000C93000-memory.dmpFilesize
76KB
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memory/2248-8-0x0000000000C80000-0x0000000000C93000-memory.dmpFilesize
76KB
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memory/2480-12-0x0000000000C80000-0x0000000000C93000-memory.dmpFilesize
76KB
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memory/2480-15-0x0000000000C80000-0x0000000000C93000-memory.dmpFilesize
76KB
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memory/2768-13-0x0000000000C80000-0x0000000000C93000-memory.dmpFilesize
76KB