Analysis
- max time kernel
149s - max time network
154s - platform
windows11-21h2_x64 - resource
win11-20240221-en - resource tags
- submitted
03/04/2024, 07:48
General
- Target adee0ddf988c552619d1db370752675e9a868abe60ecfc4d2d86196b34c4e896.exe
- Size 428KB
- Sample240403-jm526abc56
- SHA256 adee0ddf988c552619d1db370752675e9a868abe60ecfc4d2d86196b34c4e896
Malware Config
Extracted
-
stealc
-
http://185.172.128.209
-
url_path
/3cd2b41cbde8fc9c.php
Signatures
- Detect ZGRat V1 3 IoCs
- Stealc
Stealc is an infostealer written in C++.
- ZGRat
ZGRat is remote access trojan written in C#.
- Downloads MZ/PE file
- Executes dropped EXE 3 IoCs
- Loads dropped DLL 2 IoCs
- Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
- Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
- Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Program crash 2 IoCs
- Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
- Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
- Runs ping.exe 1 TTPs 1 IoCs
- Suspicious behavior: EnumeratesProcesses 25 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of FindShellTrayWindow 7 IoCs
- Suspicious use of SendNotifyMessage 7 IoCs
- Suspicious use of WriteProcessMemory 20 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\adee0ddf988c552619d1db370752675e9a868abe60ecfc4d2d86196b34c4e896.exe"C:\Users\Admin\AppData\Local\Temp\adee0ddf988c552619d1db370752675e9a868abe60ecfc4d2d86196b34c4e896.exe"1⤵
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\u2fo.0.exe"C:\Users\Admin\AppData\Local\Temp\u2fo.0.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\HCFBAFIDAE.exe"3⤵
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\HCFBAFIDAE.exe"C:\Users\Admin\AppData\Local\Temp\HCFBAFIDAE.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C ping 2.2.2.2 -n 1 -w 3000 > Nul & Del C:\Users\Admin\AppData\Local\Temp\HCFBAFIDAE.exe5⤵
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\PING.EXEping 2.2.2.2 -n 1 -w 30006⤵
- Runs ping.exe
-
-
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4592 -s 24403⤵
- Program crash
-
-
-
C:\Users\Admin\AppData\Local\Temp\u2fo.1.exe"C:\Users\Admin\AppData\Local\Temp\u2fo.1.exe"2⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\iolo\dm\SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe"C:\Users\Admin\AppData\Local\Temp\iolo\dm\SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe" /eieci=11A12794-499E-4FA0-A281-A9A9AA8B2685 /eipi=5488CB36-BE62-4606-B07B-2EE938868BD13⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3156 -s 14882⤵
- Program crash
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 3156 -ip 31561⤵
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 492 -p 4592 -ip 45921⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
Are.docx
mozglue.dll
nss3.dll
HCFBAFIDAE.exe
u2fo.0.exe
u2fo.1.exe
memory/1524-184-0x0000016BBA830000-0x0000016BBA852000-memory.dmp
memory/1524-191-0x0000016BB6220000-0x0000016BB6270000-memory.dmp
memory/1524-208-0x0000016BB5690000-0x0000016BB56A0000-memory.dmp
memory/1524-207-0x0000016BB5690000-0x0000016BB56A0000-memory.dmp
memory/1524-206-0x0000016BB5690000-0x0000016BB56A0000-memory.dmp
memory/1524-205-0x00007FFC3AE20000-0x00007FFC3B8E2000-memory.dmp
memory/1524-203-0x0000016BB62A0000-0x0000016BB62BE000-memory.dmp
memory/1524-202-0x0000016BB6270000-0x0000016BB6292000-memory.dmp
memory/1524-166-0x0000016BB5D50000-0x0000016BB5DC6000-memory.dmp
memory/1524-192-0x0000016BB61D0000-0x0000016BB61DC000-memory.dmp
memory/1524-164-0x0000016BB5BF0000-0x0000016BB5C6A000-memory.dmp
memory/1524-138-0x00007FFC3AE20000-0x00007FFC3B8E2000-memory.dmp
memory/1524-167-0x0000016B9B5B0000-0x0000016B9B5BA000-memory.dmp
memory/1524-147-0x0000016BB5690000-0x0000016BB56A0000-memory.dmp
memory/1524-148-0x0000016BB58A0000-0x0000016BB59B0000-memory.dmp
memory/1524-149-0x0000016B9B560000-0x0000016B9B570000-memory.dmp
memory/1524-150-0x0000016B9CE00000-0x0000016B9CE0C000-memory.dmp
memory/1524-151-0x0000016B9B5D0000-0x0000016B9B5E4000-memory.dmp
memory/1524-156-0x0000016BB5650000-0x0000016BB5674000-memory.dmp
memory/1524-158-0x0000016BB5680000-0x0000016BB568A000-memory.dmp
memory/1524-159-0x0000016BB5B00000-0x0000016BB5BB2000-memory.dmp
memory/1524-185-0x0000016BBADB0000-0x0000016BBB2D8000-memory.dmp
memory/1524-163-0x0000016BB5BC0000-0x0000016BB5BEA000-memory.dmp
memory/1524-165-0x0000016BB5C70000-0x0000016BB5CD2000-memory.dmp
memory/1524-183-0x0000016BBA1A0000-0x0000016BBA1AA000-memory.dmp
memory/1524-179-0x0000016BBA110000-0x0000016BBA11E000-memory.dmp
memory/1524-142-0x0000016B97800000-0x0000016B9B0F8000-memory.dmp
memory/1524-172-0x0000016BB5DD0000-0x0000016BB60D0000-memory.dmp
memory/1524-178-0x0000016BBA150000-0x0000016BBA188000-memory.dmp
memory/1524-175-0x0000016BB5690000-0x0000016BB56A0000-memory.dmp
memory/1524-176-0x0000016BB5690000-0x0000016BB56A0000-memory.dmp
memory/1524-177-0x0000016BB9CC0000-0x0000016BB9CC8000-memory.dmp
memory/2192-195-0x0000000071C40000-0x00000000723F1000-memory.dmp
memory/2192-201-0x0000000071C40000-0x00000000723F1000-memory.dmp
memory/2192-197-0x0000000005660000-0x0000000005670000-memory.dmp
memory/2192-194-0x0000000000C40000-0x0000000000C60000-memory.dmp
memory/3156-2-0x00000000026E0000-0x000000000274C000-memory.dmp
memory/3156-3-0x0000000000400000-0x0000000000889000-memory.dmp
memory/3156-77-0x0000000000400000-0x0000000000889000-memory.dmp
memory/3156-78-0x00000000026E0000-0x000000000274C000-memory.dmp
memory/3156-1-0x00000000009A0000-0x0000000000AA0000-memory.dmp
memory/4592-193-0x0000000000AD0000-0x0000000000BD0000-memory.dmp
memory/4592-174-0x0000000000400000-0x0000000000866000-memory.dmp
memory/4592-18-0x0000000000400000-0x0000000000866000-memory.dmp
memory/4592-196-0x0000000000400000-0x0000000000866000-memory.dmp
memory/4592-17-0x00000000025A0000-0x00000000025C7000-memory.dmp
memory/4592-103-0x0000000000400000-0x0000000000866000-memory.dmp
memory/4592-16-0x0000000000AD0000-0x0000000000BD0000-memory.dmp
memory/4592-34-0x0000000061E00000-0x0000000061EF3000-memory.dmp
memory/4948-136-0x0000000000400000-0x00000000008AD000-memory.dmp
memory/4948-129-0x0000000000400000-0x00000000008AD000-memory.dmp
memory/4948-29-0x00000000028A0000-0x00000000028A1000-memory.dmp