Analysis
- max time kernel
139s - max time network
101s - platform
windows10-2004_x64 - resource
win10v2004-20241007-en - resource tags
- submitted
16/10/2024, 04:26
General
- Target 4b63895b56f6474707186fd0ef0635c0_JaffaCakes118.exe
- Size 562KB
- Sample241016-e2v4aawhjk
- SHA256 050c95bd50fd6ea6882bb718cc06a2b692ce0054416e11184cff93ce9199e5ea
Malware Config
Signatures
- Gh0st RAT payload 6 IoCs
- Gh0strat
Gh0st RAT is a remote access tool (RAT) with its source code public and it has been used by multiple Chinese groups.
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Executes dropped EXE 3 IoCs
- Loads dropped DLL 1 IoCs
- Drops file in System32 directory 1 IoCs
- UPX packed file 30 IoCs
Detects executables packed with UPX/modified UPX open source packer.
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Program crash 2 IoCs
- System Location Discovery: System Language Discovery 1 TTPs 5 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Kills process with taskkill 1 IoCs
- Suspicious behavior: EnumeratesProcesses 8 IoCs
- Suspicious behavior: LoadsDriver 2 IoCs
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of SetWindowsHookEx 3 IoCs
- Suspicious use of WriteProcessMemory 12 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\4b63895b56f6474707186fd0ef0635c0_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\4b63895b56f6474707186fd0ef0635c0_JaffaCakes118.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\Temp\ÔóÔ󡢿¨ÐÂÊÖ¹¤¾ß.exe"C:\Users\Admin\AppData\Local\Temp\Temp\ÔóÔ󡢿¨ÐÂÊÖ¹¤¾ß.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
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C:\Users\Admin\AppData\Local\Temp\Temp\csrss.exe"C:\Users\Admin\AppData\Local\Temp\Temp\csrss.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3288 -s 2203⤵
- Program crash
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C:\Windows\SysWOW64\taskkill.exetaskkill /f /im KSafeTray.exe3⤵
- System Location Discovery: System Language Discovery
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
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C:\Fuck.exeC:\Fuck.exe3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3288 -s 9243⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3288 -ip 32881⤵
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 492 -p 3288 -ip 32881⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
Fuck.exe
csrss.exe
ÔóÔ󡢿¨ÐÂÊÖ¹¤¾ß.exe
yjsoft.ini
memory/3288-20-0x0000000000400000-0x0000000000434000-memory.dmp
memory/3288-89-0x0000000020000000-0x0000000020027000-memory.dmp
memory/3288-88-0x0000000000400000-0x0000000000434000-memory.dmp
memory/3288-85-0x0000000000DF0000-0x0000000000DF1000-memory.dmp
memory/3288-83-0x0000000020000000-0x0000000020027000-memory.dmp
memory/3860-78-0x0000000000400000-0x0000000000404000-memory.dmp
memory/3860-75-0x0000000000400000-0x0000000000404000-memory.dmp
memory/4340-39-0x0000000010000000-0x000000001003D000-memory.dmp
memory/4340-51-0x0000000010000000-0x000000001003D000-memory.dmp
memory/4340-65-0x0000000010000000-0x000000001003D000-memory.dmp
memory/4340-61-0x0000000010000000-0x000000001003D000-memory.dmp
memory/4340-57-0x0000000010000000-0x000000001003D000-memory.dmp
memory/4340-55-0x0000000010000000-0x000000001003D000-memory.dmp
memory/4340-53-0x0000000010000000-0x000000001003D000-memory.dmp
memory/4340-49-0x0000000010000000-0x000000001003D000-memory.dmp
memory/4340-45-0x0000000010000000-0x000000001003D000-memory.dmp
memory/4340-90-0x0000000010000000-0x000000001003D000-memory.dmp
memory/4340-35-0x0000000010000000-0x000000001003D000-memory.dmp
memory/4340-33-0x0000000010000000-0x000000001003D000-memory.dmp
memory/4340-28-0x0000000010000000-0x000000001003D000-memory.dmp
memory/4340-29-0x0000000010000000-0x000000001003D000-memory.dmp
memory/4340-59-0x0000000010000000-0x000000001003D000-memory.dmp
memory/4340-67-0x0000000010000000-0x000000001003D000-memory.dmp
memory/4340-47-0x0000000010000000-0x000000001003D000-memory.dmp
memory/4340-43-0x0000000010000000-0x000000001003D000-memory.dmp
memory/4340-41-0x0000000010000000-0x000000001003D000-memory.dmp
memory/4340-37-0x0000000010000000-0x000000001003D000-memory.dmp
memory/4340-31-0x0000000010000000-0x000000001003D000-memory.dmp
memory/4340-70-0x0000000010000000-0x000000001003D000-memory.dmp
memory/4340-69-0x0000000010000000-0x000000001003D000-memory.dmp
memory/4340-63-0x0000000010000000-0x000000001003D000-memory.dmp
memory/4340-23-0x0000000010000000-0x000000001003D000-memory.dmp
memory/4340-25-0x0000000010000000-0x000000001003D000-memory.dmp
memory/4340-26-0x0000000010000000-0x000000001003D000-memory.dmp
memory/4340-27-0x0000000010000000-0x000000001003D000-memory.dmp
memory/4724-21-0x0000000000400000-0x000000000041C000-memory.dmp
memory/4724-0-0x0000000000400000-0x000000000041C000-memory.dmp