Analysis
-
max time kernel
150s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20240709-en -
resource tags
arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system -
submitted
12-07-2024 07:44
Static task
static1
Behavioral task
behavioral1
Sample
3c86a83b901a641312995646344e53ee_JaffaCakes118.exe
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
3c86a83b901a641312995646344e53ee_JaffaCakes118.exe
Resource
win10v2004-20240709-en
General
-
Target
3c86a83b901a641312995646344e53ee_JaffaCakes118.exe
-
Size
236KB
-
MD5
3c86a83b901a641312995646344e53ee
-
SHA1
a08ef7325e84096681985fe5d335c8ddc03774fd
-
SHA256
90c4738f5ae5712cd9db758cbca2653703737020ab270e0c7be3b66a99bcad5c
-
SHA512
73b5258297d4c381a79c91894a3e8fc39902825d4ed4ae1e0d24b898d2814bc3b033b4c9055b1314e68950fc93df3b7386fc99c489319cfaba2f7ce8cdb7aac7
-
SSDEEP
3072:YAWua0nb7M0t5DPmV152Fh/neAnIoc+KMslxcXhKzQwIWbFj2NfPTaHslLrWnR5z:RRRTmV152Fh/neA2C5I5Sn+B2NyZ
Malware Config
Extracted
xtremerat
eminn115.zapto.org
Signatures
-
Detect XtremeRAT payload 8 IoCs
Processes:
resource yara_rule behavioral2/memory/4516-5-0x0000000010000000-0x000000001004D000-memory.dmp family_xtremerat behavioral2/memory/4516-6-0x0000000010000000-0x000000001004D000-memory.dmp family_xtremerat behavioral2/memory/1544-7-0x0000000010000000-0x000000001004D000-memory.dmp family_xtremerat behavioral2/memory/2660-8-0x0000000010000000-0x000000001004D000-memory.dmp family_xtremerat behavioral2/memory/4516-9-0x0000000010000000-0x000000001004D000-memory.dmp family_xtremerat behavioral2/memory/2660-11-0x0000000010000000-0x000000001004D000-memory.dmp family_xtremerat behavioral2/memory/1544-12-0x0000000010000000-0x000000001004D000-memory.dmp family_xtremerat behavioral2/memory/2660-13-0x0000000010000000-0x000000001004D000-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 2 IoCs
Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.
Processes:
explorer.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{CI4KWQ8U-684P-0W58-UL84-IAJ80Q274J8N}\StubPath = "C:\\Windows\\system32\\InstallDir\\svchost.exe restart" explorer.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Active Setup\Installed Components\{CI4KWQ8U-684P-0W58-UL84-IAJ80Q274J8N} explorer.exe -
Processes:
resource yara_rule behavioral2/memory/4516-2-0x0000000010000000-0x000000001004D000-memory.dmp upx behavioral2/memory/4516-4-0x0000000010000000-0x000000001004D000-memory.dmp upx behavioral2/memory/4516-5-0x0000000010000000-0x000000001004D000-memory.dmp upx behavioral2/memory/4516-6-0x0000000010000000-0x000000001004D000-memory.dmp upx behavioral2/memory/1544-7-0x0000000010000000-0x000000001004D000-memory.dmp upx behavioral2/memory/2660-8-0x0000000010000000-0x000000001004D000-memory.dmp upx behavioral2/memory/4516-9-0x0000000010000000-0x000000001004D000-memory.dmp upx behavioral2/memory/2660-11-0x0000000010000000-0x000000001004D000-memory.dmp upx behavioral2/memory/1544-12-0x0000000010000000-0x000000001004D000-memory.dmp upx behavioral2/memory/2660-13-0x0000000010000000-0x000000001004D000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
explorer.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\HKLM = "C:\\Windows\\system32\\InstallDir\\svchost.exe" explorer.exe Set value (str) \REGISTRY\USER\S-1-5-21-464762018-485119342-1613148473-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\HKCU = "C:\\Windows\\system32\\InstallDir\\svchost.exe" explorer.exe -
Drops file in System32 directory 2 IoCs
Processes:
explorer.exedescription ioc process File created C:\Windows\SysWOW64\InstallDir\svchost.exe explorer.exe File opened for modification C:\Windows\SysWOW64\InstallDir\svchost.exe explorer.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
3c86a83b901a641312995646344e53ee_JaffaCakes118.exedescription pid process target process PID 5052 set thread context of 4516 5052 3c86a83b901a641312995646344e53ee_JaffaCakes118.exe 3c86a83b901a641312995646344e53ee_JaffaCakes118.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Program crash 2 IoCs
Processes:
WerFault.exeWerFault.exepid pid_target process target process 2088 1544 WerFault.exe svchost.exe 4364 1544 WerFault.exe svchost.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
3c86a83b901a641312995646344e53ee_JaffaCakes118.exeexplorer.exepid process 5052 3c86a83b901a641312995646344e53ee_JaffaCakes118.exe 2660 explorer.exe -
Suspicious use of WriteProcessMemory 16 IoCs
Processes:
3c86a83b901a641312995646344e53ee_JaffaCakes118.exe3c86a83b901a641312995646344e53ee_JaffaCakes118.exedescription pid process target process PID 5052 wrote to memory of 4516 5052 3c86a83b901a641312995646344e53ee_JaffaCakes118.exe 3c86a83b901a641312995646344e53ee_JaffaCakes118.exe PID 5052 wrote to memory of 4516 5052 3c86a83b901a641312995646344e53ee_JaffaCakes118.exe 3c86a83b901a641312995646344e53ee_JaffaCakes118.exe PID 5052 wrote to memory of 4516 5052 3c86a83b901a641312995646344e53ee_JaffaCakes118.exe 3c86a83b901a641312995646344e53ee_JaffaCakes118.exe PID 5052 wrote to memory of 4516 5052 3c86a83b901a641312995646344e53ee_JaffaCakes118.exe 3c86a83b901a641312995646344e53ee_JaffaCakes118.exe PID 5052 wrote to memory of 4516 5052 3c86a83b901a641312995646344e53ee_JaffaCakes118.exe 3c86a83b901a641312995646344e53ee_JaffaCakes118.exe PID 5052 wrote to memory of 4516 5052 3c86a83b901a641312995646344e53ee_JaffaCakes118.exe 3c86a83b901a641312995646344e53ee_JaffaCakes118.exe PID 5052 wrote to memory of 4516 5052 3c86a83b901a641312995646344e53ee_JaffaCakes118.exe 3c86a83b901a641312995646344e53ee_JaffaCakes118.exe PID 5052 wrote to memory of 4516 5052 3c86a83b901a641312995646344e53ee_JaffaCakes118.exe 3c86a83b901a641312995646344e53ee_JaffaCakes118.exe PID 4516 wrote to memory of 1544 4516 3c86a83b901a641312995646344e53ee_JaffaCakes118.exe svchost.exe PID 4516 wrote to memory of 1544 4516 3c86a83b901a641312995646344e53ee_JaffaCakes118.exe svchost.exe PID 4516 wrote to memory of 1544 4516 3c86a83b901a641312995646344e53ee_JaffaCakes118.exe svchost.exe PID 4516 wrote to memory of 1544 4516 3c86a83b901a641312995646344e53ee_JaffaCakes118.exe svchost.exe PID 4516 wrote to memory of 2660 4516 3c86a83b901a641312995646344e53ee_JaffaCakes118.exe explorer.exe PID 4516 wrote to memory of 2660 4516 3c86a83b901a641312995646344e53ee_JaffaCakes118.exe explorer.exe PID 4516 wrote to memory of 2660 4516 3c86a83b901a641312995646344e53ee_JaffaCakes118.exe explorer.exe PID 4516 wrote to memory of 2660 4516 3c86a83b901a641312995646344e53ee_JaffaCakes118.exe explorer.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\3c86a83b901a641312995646344e53ee_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\3c86a83b901a641312995646344e53ee_JaffaCakes118.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5052 -
C:\Users\Admin\AppData\Local\Temp\3c86a83b901a641312995646344e53ee_JaffaCakes118.exeC:\Users\Admin\AppData\Local\Temp\3c86a83b901a641312995646344e53ee_JaffaCakes118.exe2⤵
- Suspicious use of WriteProcessMemory
PID:4516 -
C:\Windows\SysWOW64\svchost.exesvchost.exe3⤵PID:1544
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1544 -s 4804⤵
- Program crash
PID:2088 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1544 -s 4884⤵
- Program crash
PID:4364 -
C:\Windows\SysWOW64\explorer.exeexplorer.exe3⤵
- Boot or Logon Autostart Execution: Active Setup
- Adds Run key to start application
- Drops file in System32 directory
- Suspicious use of SetWindowsHookEx
PID:2660
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 1544 -ip 15441⤵PID:3432
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 1544 -ip 15441⤵PID:1468