Analysis
- max time kernel
146s - max time network
153s - platform
windows11-21h2_x64 - resource
win11-20240221-en - resource tags
- submitted
07/04/2024, 22:32
General
- Target fc6c4d71d49c99c09f299bce3bf4828ee45a2b054a48b12438a7d7c33f13221c.exe
- Size 478KB
- Sample240407-2f2ehagf77
- SHA256 fc6c4d71d49c99c09f299bce3bf4828ee45a2b054a48b12438a7d7c33f13221c
Malware Config
Extracted
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stealc
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http://185.172.128.209
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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 23 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
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C:\Users\Admin\AppData\Local\Temp\fc6c4d71d49c99c09f299bce3bf4828ee45a2b054a48b12438a7d7c33f13221c.exe"C:\Users\Admin\AppData\Local\Temp\fc6c4d71d49c99c09f299bce3bf4828ee45a2b054a48b12438a7d7c33f13221c.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\uls.0.exe"C:\Users\Admin\AppData\Local\Temp\uls.0.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\GIIIECBGDH.exe"3⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\GIIIECBGDH.exe"C:\Users\Admin\AppData\Local\Temp\GIIIECBGDH.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
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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\GIIIECBGDH.exe5⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\PING.EXEping 2.2.2.2 -n 1 -w 30006⤵
- Runs ping.exe
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1040 -s 21203⤵
- Program crash
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C:\Users\Admin\AppData\Local\Temp\uls.1.exe"C:\Users\Admin\AppData\Local\Temp\uls.1.exe"2⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
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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
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 784 -s 14202⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 784 -ip 7841⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 400 -p 1040 -ip 10401⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
Are.docx
mozglue.dll
nss3.dll
GIIIECBGDH.exe
ioloDMLog.txt
uls.0.exe
uls.1.exe
memory/784-1-0x00000000005A0000-0x00000000006A0000-memory.dmp
memory/784-16-0x0000000000400000-0x0000000000487000-memory.dmp
memory/784-18-0x0000000002310000-0x000000000237C000-memory.dmp
memory/784-79-0x0000000000400000-0x0000000000487000-memory.dmp
memory/784-41-0x00000000005A0000-0x00000000006A0000-memory.dmp
memory/784-3-0x0000000000400000-0x0000000000487000-memory.dmp
memory/784-2-0x0000000002310000-0x000000000237C000-memory.dmp
memory/1040-130-0x0000000000400000-0x000000000063B000-memory.dmp
memory/1040-14-0x0000000002340000-0x0000000002367000-memory.dmp
memory/1040-90-0x00000000008A0000-0x00000000009A0000-memory.dmp
memory/1040-91-0x0000000000400000-0x000000000063B000-memory.dmp
memory/1040-60-0x0000000000400000-0x000000000063B000-memory.dmp
memory/1040-19-0x0000000061E00000-0x0000000061EF3000-memory.dmp
memory/1040-17-0x0000000000400000-0x000000000063B000-memory.dmp
memory/1040-15-0x0000000000400000-0x000000000063B000-memory.dmp
memory/1040-176-0x0000000000400000-0x000000000063B000-memory.dmp
memory/1040-13-0x00000000008A0000-0x00000000009A0000-memory.dmp
memory/3088-189-0x0000000000410000-0x0000000000430000-memory.dmp
memory/3088-196-0x0000000004C90000-0x0000000004CA0000-memory.dmp
memory/3088-199-0x0000000072320000-0x0000000072AD1000-memory.dmp
memory/3088-190-0x0000000072320000-0x0000000072AD1000-memory.dmp
memory/4556-74-0x00000000029A0000-0x00000000029A1000-memory.dmp
memory/4556-143-0x0000000000400000-0x00000000008AD000-memory.dmp
memory/4556-131-0x0000000000400000-0x00000000008AD000-memory.dmp
memory/4736-160-0x0000029CB2640000-0x0000029CB2664000-memory.dmp
memory/4736-157-0x0000029C99D90000-0x0000029C99DA0000-memory.dmp
memory/4736-161-0x0000029C99E60000-0x0000029C99E6A000-memory.dmp
memory/4736-162-0x0000029CB2670000-0x0000029CB269A000-memory.dmp
memory/4736-163-0x0000029CB2A50000-0x0000029CB2B02000-memory.dmp
memory/4736-164-0x0000029CB2B00000-0x0000029CB2B7A000-memory.dmp
memory/4736-165-0x0000029CB2B80000-0x0000029CB2BE2000-memory.dmp
memory/4736-166-0x0000029CB2C60000-0x0000029CB2CD6000-memory.dmp
memory/4736-167-0x0000029C99DB0000-0x0000029C99DBA000-memory.dmp
memory/4736-171-0x0000029CB2CE0000-0x0000029CB2FE0000-memory.dmp
memory/4736-158-0x0000029C99DE0000-0x0000029C99DEC000-memory.dmp
memory/4736-179-0x0000029C99DA0000-0x0000029C99DB0000-memory.dmp
memory/4736-178-0x0000029CB2C50000-0x0000029CB2C58000-memory.dmp
memory/4736-177-0x0000029C99DA0000-0x0000029C99DB0000-memory.dmp
memory/4736-180-0x0000029C99DA0000-0x0000029C99DB0000-memory.dmp
memory/4736-181-0x0000029CB3190000-0x0000029CB31C8000-memory.dmp
memory/4736-183-0x0000029CB3160000-0x0000029CB316E000-memory.dmp
memory/4736-159-0x0000029C99DD0000-0x0000029C99DE4000-memory.dmp
memory/4736-186-0x0000029CB3220000-0x0000029CB322A000-memory.dmp
memory/4736-187-0x0000029CB3230000-0x0000029CB3252000-memory.dmp
memory/4736-188-0x0000029CB7BC0000-0x0000029CB80E8000-memory.dmp
memory/4736-156-0x0000029CB27F0000-0x0000029CB2900000-memory.dmp
memory/4736-155-0x0000029C99DA0000-0x0000029C99DB0000-memory.dmp
memory/4736-195-0x0000029CB3250000-0x0000029CB325C000-memory.dmp
memory/4736-194-0x0000029CB32A0000-0x0000029CB32F0000-memory.dmp
memory/4736-149-0x0000029C946C0000-0x0000029C97FB8000-memory.dmp
memory/4736-144-0x00007FFDA5710000-0x00007FFDA61D2000-memory.dmp
memory/4736-200-0x0000029CB32F0000-0x0000029CB3312000-memory.dmp
memory/4736-201-0x0000029CB3320000-0x0000029CB333E000-memory.dmp
memory/4736-203-0x00007FFDA5710000-0x00007FFDA61D2000-memory.dmp
memory/4736-204-0x0000029C99DA0000-0x0000029C99DB0000-memory.dmp
memory/4736-205-0x0000029C99DA0000-0x0000029C99DB0000-memory.dmp
memory/4736-206-0x0000029C99DA0000-0x0000029C99DB0000-memory.dmp
memory/4736-207-0x0000029C99DA0000-0x0000029C99DB0000-memory.dmp