Analysis
- max time kernel
124s - max time network
128s - platform
windows11-21h2_x64 - resource
win11-20240221-en - resource tags
- submitted
03/04/2024, 12:35
General
- Target 7eace7f41cb0220dbc24cdb74def1306d517493bf9778307537e3b154158bfd2.exe
- Size 430KB
- Sample240403-psg56sdb6v
- SHA256 7eace7f41cb0220dbc24cdb74def1306d517493bf9778307537e3b154158bfd2
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 1 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 21 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\7eace7f41cb0220dbc24cdb74def1306d517493bf9778307537e3b154158bfd2.exe"C:\Users\Admin\AppData\Local\Temp\7eace7f41cb0220dbc24cdb74def1306d517493bf9778307537e3b154158bfd2.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\u2sc.0.exe"C:\Users\Admin\AppData\Local\Temp\u2sc.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\BGDAAEHDHI.exe"3⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\BGDAAEHDHI.exe"C:\Users\Admin\AppData\Local\Temp\BGDAAEHDHI.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\BGDAAEHDHI.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 4592 -s 24723⤵
- Program crash
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C:\Users\Admin\AppData\Local\Temp\u2sc.1.exe"C:\Users\Admin\AppData\Local\Temp\u2sc.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 -pss -s 436 -p 4592 -ip 45921⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
Are.docx
mozglue.dll
nss3.dll
BGDAAEHDHI.exe
ioloDMLog.txt
u2sc.0.exe
u2sc.1.exe
memory/1284-162-0x0000000071E20000-0x00000000725D1000-memory.dmp
memory/1284-160-0x0000000004B30000-0x0000000004B40000-memory.dmp
memory/1284-156-0x0000000071E20000-0x00000000725D1000-memory.dmp
memory/1284-155-0x0000000000130000-0x0000000000150000-memory.dmp
memory/1288-186-0x0000028BDF430000-0x0000028BDF468000-memory.dmp
memory/1288-190-0x0000028BDFB30000-0x0000028BDFB52000-memory.dmp
memory/1288-205-0x0000028BC0820000-0x0000028BC0830000-memory.dmp
memory/1288-204-0x0000028BC0820000-0x0000028BC0830000-memory.dmp
memory/1288-203-0x0000028BC0820000-0x0000028BC0830000-memory.dmp
memory/1288-202-0x0000028BC0820000-0x0000028BC0830000-memory.dmp
memory/1288-201-0x0000028BC0820000-0x0000028BC0830000-memory.dmp
memory/1288-200-0x00007FFEA6C80000-0x00007FFEA7742000-memory.dmp
memory/1288-198-0x0000028BDFB80000-0x0000028BDFB9E000-memory.dmp
memory/1288-197-0x0000028BDFE70000-0x0000028BDFE92000-memory.dmp
memory/1288-196-0x0000028BDFB10000-0x0000028BDFB1C000-memory.dmp
memory/1288-159-0x00007FFEA6C80000-0x00007FFEA7742000-memory.dmp
memory/1288-195-0x0000028BDFBA0000-0x0000028BDFBF0000-memory.dmp
memory/1288-194-0x0000028BC0820000-0x0000028BC0830000-memory.dmp
memory/1288-191-0x0000028BE0080000-0x0000028BE05A8000-memory.dmp
memory/1288-164-0x0000028BBCB00000-0x0000028BC03F8000-memory.dmp
memory/1288-165-0x0000028BC0820000-0x0000028BC0830000-memory.dmp
memory/1288-166-0x0000028BDAB70000-0x0000028BDAC80000-memory.dmp
memory/1288-167-0x0000028BC22F0000-0x0000028BC2300000-memory.dmp
memory/1288-168-0x0000028BC2320000-0x0000028BC232C000-memory.dmp
memory/1288-169-0x0000028BC2300000-0x0000028BC2314000-memory.dmp
memory/1288-170-0x0000028BC2340000-0x0000028BC2364000-memory.dmp
memory/1288-171-0x0000028BC2380000-0x0000028BC238A000-memory.dmp
memory/1288-173-0x0000028BDAE40000-0x0000028BDAEF2000-memory.dmp
memory/1288-172-0x0000028BDAE10000-0x0000028BDAE3A000-memory.dmp
memory/1288-174-0x0000028BDAEF0000-0x0000028BDAF6A000-memory.dmp
memory/1288-175-0x0000028BDAF70000-0x0000028BDAFD2000-memory.dmp
memory/1288-176-0x0000028BDB050000-0x0000028BDB0C6000-memory.dmp
memory/1288-177-0x0000028BC21A0000-0x0000028BC21AA000-memory.dmp
memory/1288-181-0x0000028BDB0D0000-0x0000028BDB3D0000-memory.dmp
memory/1288-183-0x0000028BC0820000-0x0000028BC0830000-memory.dmp
memory/1288-185-0x0000028BDFAF0000-0x0000028BDFAF8000-memory.dmp
memory/1288-184-0x0000028BC0820000-0x0000028BC0830000-memory.dmp
memory/1288-187-0x0000028BC0820000-0x0000028BC0830000-memory.dmp
memory/1288-189-0x0000028BDF4A0000-0x0000028BDF4AA000-memory.dmp
memory/1288-188-0x0000028BDF400000-0x0000028BDF40E000-memory.dmp
memory/3612-60-0x0000000002600000-0x000000000266C000-memory.dmp
memory/3612-2-0x0000000002600000-0x000000000266C000-memory.dmp
memory/3612-3-0x0000000000400000-0x0000000000889000-memory.dmp
memory/3612-1-0x00000000009F0000-0x0000000000AF0000-memory.dmp
memory/3612-59-0x0000000000400000-0x0000000000889000-memory.dmp
memory/4296-137-0x0000000000400000-0x00000000008AD000-memory.dmp
memory/4296-67-0x0000000002770000-0x0000000002771000-memory.dmp
memory/4296-157-0x0000000000400000-0x00000000008AD000-memory.dmp
memory/4592-13-0x0000000000AF0000-0x0000000000BF0000-memory.dmp
memory/4592-16-0x0000000061E00000-0x0000000061EF3000-memory.dmp
memory/4592-15-0x0000000000400000-0x0000000000866000-memory.dmp
memory/4592-14-0x0000000002590000-0x00000000025B7000-memory.dmp
memory/4592-131-0x0000000000400000-0x0000000000866000-memory.dmp
memory/4592-163-0x0000000000400000-0x0000000000866000-memory.dmp