Analysis
-
max time kernel
148s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20240705-en -
resource tags
arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system -
submitted
17-07-2024 21:40
Static task
static1
Behavioral task
behavioral1
Sample
54e6ad627941b2b84ce6dc809666526d_JaffaCakes118.exe
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
54e6ad627941b2b84ce6dc809666526d_JaffaCakes118.exe
Resource
win10v2004-20240709-en
General
-
Target
54e6ad627941b2b84ce6dc809666526d_JaffaCakes118.exe
-
Size
193KB
-
MD5
54e6ad627941b2b84ce6dc809666526d
-
SHA1
0090a434a6a26582741702e561b39660c3277f39
-
SHA256
1121bb6a0c81e9e93b9766edbaba91dc00f7b4d6e3f8a8b249447d80ff573762
-
SHA512
f264d40afd8a0029c601643c740906a5e05e3d525a569f6c9bed8380b7fd42d0dc8e0c29049b0f6102ee2f14ddc7f9c16436c1a6d9ca84c086e25b6fdcfd20fa
-
SSDEEP
3072:0Bxv3XPm6eESE0W7oUu+D96HM0XUGXU2Fo21364EoiJeeI+StSqYLj8MfseRd57/:0BxmFFWc1qnVW5GJZ2tNYLj8MfsGXu0
Malware Config
Extracted
xtremerat
mal3k.no-ip.org
Signatures
-
Detect XtremeRAT payload 4 IoCs
Processes:
resource yara_rule behavioral1/memory/1620-12-0x0000000010000000-0x0000000010048000-memory.dmp family_xtremerat behavioral1/memory/2336-18-0x0000000010000000-0x0000000010048000-memory.dmp family_xtremerat behavioral1/memory/1628-21-0x0000000010000000-0x0000000010048000-memory.dmp family_xtremerat behavioral1/memory/1628-24-0x0000000010000000-0x0000000010048000-memory.dmp family_xtremerat -
XtremeRAT
The XtremeRAT was developed by xtremecoder and has been available since at least 2010, and written in Delphi.
-
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.
Processes:
svchost.exesvchost.exedescription ioc Process Key created \REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Active Setup\Installed Components\{8U8JB7JF-MFJ6-H250-U4S6-374YVHMC3K32} svchost.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{8U8JB7JF-MFJ6-H250-U4S6-374YVHMC3K32}\StubPath = "C:\\Windows\\system32\\MaL3K\\MaL3K.exe restart" svchost.exe Key created \REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Active Setup\Installed Components\{8U8JB7JF-MFJ6-H250-U4S6-374YVHMC3K32} svchost.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{8U8JB7JF-MFJ6-H250-U4S6-374YVHMC3K32}\StubPath = "C:\\Windows\\system32\\MaL3K\\MaL3K.exe" svchost.exe -
Processes:
resource yara_rule behavioral1/memory/1620-9-0x0000000010000000-0x0000000010048000-memory.dmp upx behavioral1/memory/1620-12-0x0000000010000000-0x0000000010048000-memory.dmp upx behavioral1/memory/1620-11-0x0000000010000000-0x0000000010048000-memory.dmp upx behavioral1/memory/2336-18-0x0000000010000000-0x0000000010048000-memory.dmp upx behavioral1/memory/1628-21-0x0000000010000000-0x0000000010048000-memory.dmp upx behavioral1/memory/1628-24-0x0000000010000000-0x0000000010048000-memory.dmp upx -
Adds Run key to start application 2 TTPs 5 IoCs
Processes:
svchost.exesvchost.exedescription ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\HKLM = "C:\\Windows\\system32\\MaL3K\\MaL3K.exe" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-21-2660163958-4080398480-1122754539-1000\Software\Microsoft\Windows\CurrentVersion\Run\HKCU = "C:\\Windows\\system32\\MaL3K\\MaL3K.exe" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-21-2660163958-4080398480-1122754539-1000\Software\Microsoft\Windows\CurrentVersion\Run\HKCU = "㩃坜湩潤獷卜獹佗㙗尴癳档獯\u2e74硥e엸က엸က㽠" svchost.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\HKLM = "C:\\Windows\\system32\\MaL3K\\MaL3K.exe" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-21-2660163958-4080398480-1122754539-1000\Software\Microsoft\Windows\CurrentVersion\Run\HKCU = "C:\\Windows\\system32\\MaL3K\\MaL3K.exe" svchost.exe -
Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs
Bootkits write to the MBR to gain persistence at a level below the operating system.
Processes:
54e6ad627941b2b84ce6dc809666526d_JaffaCakes118.exedescription ioc Process File opened for modification \??\PhysicalDrive0 54e6ad627941b2b84ce6dc809666526d_JaffaCakes118.exe -
Drops file in System32 directory 3 IoCs
Processes:
svchost.exedescription ioc Process File opened for modification C:\Windows\SysWOW64\MaL3K\MaL3K.exe svchost.exe File created C:\Windows\SysWOW64\MaL3K\MaL3K.exe svchost.exe File opened for modification C:\Windows\SysWOW64\MaL3K\ svchost.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
54e6ad627941b2b84ce6dc809666526d_JaffaCakes118.exedescription pid Process procid_target PID 1720 set thread context of 1620 1720 54e6ad627941b2b84ce6dc809666526d_JaffaCakes118.exe 30 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Modifies registry class 3 IoCs
Processes:
54e6ad627941b2b84ce6dc809666526d_JaffaCakes118.exedescription ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.key 54e6ad627941b2b84ce6dc809666526d_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.key\ 54e6ad627941b2b84ce6dc809666526d_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.key\ = "regfile" 54e6ad627941b2b84ce6dc809666526d_JaffaCakes118.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
54e6ad627941b2b84ce6dc809666526d_JaffaCakes118.exesvchost.exepid Process 1720 54e6ad627941b2b84ce6dc809666526d_JaffaCakes118.exe 1628 svchost.exe -
Suspicious use of WriteProcessMemory 19 IoCs
Processes:
54e6ad627941b2b84ce6dc809666526d_JaffaCakes118.exe54e6ad627941b2b84ce6dc809666526d_JaffaCakes118.exedescription pid Process procid_target PID 1720 wrote to memory of 1620 1720 54e6ad627941b2b84ce6dc809666526d_JaffaCakes118.exe 30 PID 1720 wrote to memory of 1620 1720 54e6ad627941b2b84ce6dc809666526d_JaffaCakes118.exe 30 PID 1720 wrote to memory of 1620 1720 54e6ad627941b2b84ce6dc809666526d_JaffaCakes118.exe 30 PID 1720 wrote to memory of 1620 1720 54e6ad627941b2b84ce6dc809666526d_JaffaCakes118.exe 30 PID 1720 wrote to memory of 1620 1720 54e6ad627941b2b84ce6dc809666526d_JaffaCakes118.exe 30 PID 1720 wrote to memory of 1620 1720 54e6ad627941b2b84ce6dc809666526d_JaffaCakes118.exe 30 PID 1720 wrote to memory of 1620 1720 54e6ad627941b2b84ce6dc809666526d_JaffaCakes118.exe 30 PID 1720 wrote to memory of 1620 1720 54e6ad627941b2b84ce6dc809666526d_JaffaCakes118.exe 30 PID 1720 wrote to memory of 1620 1720 54e6ad627941b2b84ce6dc809666526d_JaffaCakes118.exe 30 PID 1620 wrote to memory of 2336 1620 54e6ad627941b2b84ce6dc809666526d_JaffaCakes118.exe 31 PID 1620 wrote to memory of 2336 1620 54e6ad627941b2b84ce6dc809666526d_JaffaCakes118.exe 31 PID 1620 wrote to memory of 2336 1620 54e6ad627941b2b84ce6dc809666526d_JaffaCakes118.exe 31 PID 1620 wrote to memory of 2336 1620 54e6ad627941b2b84ce6dc809666526d_JaffaCakes118.exe 31 PID 1620 wrote to memory of 2336 1620 54e6ad627941b2b84ce6dc809666526d_JaffaCakes118.exe 31 PID 1620 wrote to memory of 1628 1620 54e6ad627941b2b84ce6dc809666526d_JaffaCakes118.exe 32 PID 1620 wrote to memory of 1628 1620 54e6ad627941b2b84ce6dc809666526d_JaffaCakes118.exe 32 PID 1620 wrote to memory of 1628 1620 54e6ad627941b2b84ce6dc809666526d_JaffaCakes118.exe 32 PID 1620 wrote to memory of 1628 1620 54e6ad627941b2b84ce6dc809666526d_JaffaCakes118.exe 32 PID 1620 wrote to memory of 1628 1620 54e6ad627941b2b84ce6dc809666526d_JaffaCakes118.exe 32
Processes
-
C:\Users\Admin\AppData\Local\Temp\54e6ad627941b2b84ce6dc809666526d_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\54e6ad627941b2b84ce6dc809666526d_JaffaCakes118.exe"1⤵
- Writes to the Master Boot Record (MBR)
- Suspicious use of SetThreadContext
- Modifies registry class
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1720 -
C:\Users\Admin\AppData\Local\Temp\54e6ad627941b2b84ce6dc809666526d_JaffaCakes118.exeC:\Users\Admin\AppData\Local\Temp\54e6ad627941b2b84ce6dc809666526d_JaffaCakes118.exe2⤵
- Suspicious use of WriteProcessMemory
PID:1620 -
C:\Windows\SysWOW64\svchost.exesvchost.exe3⤵
- Boot or Logon Autostart Execution: Active Setup
- Adds Run key to start application
PID:2336
-
-
C:\Windows\SysWOW64\svchost.exesvchost.exe3⤵
- Boot or Logon Autostart Execution: Active Setup
- Adds Run key to start application
- Drops file in System32 directory
- Suspicious use of SetWindowsHookEx
PID:1628
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
193KB
MD554e6ad627941b2b84ce6dc809666526d
SHA10090a434a6a26582741702e561b39660c3277f39
SHA2561121bb6a0c81e9e93b9766edbaba91dc00f7b4d6e3f8a8b249447d80ff573762
SHA512f264d40afd8a0029c601643c740906a5e05e3d525a569f6c9bed8380b7fd42d0dc8e0c29049b0f6102ee2f14ddc7f9c16436c1a6d9ca84c086e25b6fdcfd20fa