Analysis
- max time kernel
131s - max time network
134s - platform
windows11-21h2_x64 - resource
win11-20240214-en - resource tags
- submitted
03/04/2024, 07:33
General
- Target 31168ed339da52530b50bbc9584b47331c3f163693f5aa9a9c18657aec639da1.exe
- Size 428KB
- Sample240403-jdtb1aae61
- SHA256 31168ed339da52530b50bbc9584b47331c3f163693f5aa9a9c18657aec639da1
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 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\31168ed339da52530b50bbc9584b47331c3f163693f5aa9a9c18657aec639da1.exe"C:\Users\Admin\AppData\Local\Temp\31168ed339da52530b50bbc9584b47331c3f163693f5aa9a9c18657aec639da1.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\u2gg.0.exe"C:\Users\Admin\AppData\Local\Temp\u2gg.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\HIDAFHDHCB.exe"3⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\HIDAFHDHCB.exe"C:\Users\Admin\AppData\Local\Temp\HIDAFHDHCB.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\HIDAFHDHCB.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 2880 -s 20523⤵
- Program crash
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C:\Users\Admin\AppData\Local\Temp\u2gg.1.exe"C:\Users\Admin\AppData\Local\Temp\u2gg.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 3184 -s 9762⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 3184 -ip 31841⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 568 -p 2880 -ip 28801⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
Are.docx
mozglue.dll
nss3.dll
HIDAFHDHCB.exe
ioloDMLog.txt
u2gg.0.exe
u2gg.1.exe
memory/2880-16-0x0000000000B90000-0x0000000000C90000-memory.dmp
memory/2880-18-0x0000000000400000-0x0000000000866000-memory.dmp
memory/2880-17-0x0000000002580000-0x00000000025A7000-memory.dmp
memory/2880-109-0x0000000000B90000-0x0000000000C90000-memory.dmp
memory/2880-158-0x0000000000400000-0x0000000000866000-memory.dmp
memory/2880-55-0x0000000000400000-0x0000000000866000-memory.dmp
memory/2880-56-0x0000000061E00000-0x0000000061EF3000-memory.dmp
memory/2880-204-0x0000000000400000-0x0000000000866000-memory.dmp
memory/2880-99-0x0000000000400000-0x0000000000866000-memory.dmp
memory/3052-95-0x0000000000400000-0x00000000008AD000-memory.dmp
memory/3052-112-0x0000000000400000-0x00000000008AD000-memory.dmp
memory/3052-29-0x0000000002860000-0x0000000002861000-memory.dmp
memory/3184-1-0x00000000009D0000-0x0000000000AD0000-memory.dmp
memory/3184-35-0x0000000002700000-0x000000000276C000-memory.dmp
memory/3184-34-0x0000000000400000-0x0000000000889000-memory.dmp
memory/3184-3-0x0000000000400000-0x0000000000889000-memory.dmp
memory/3184-2-0x0000000002700000-0x000000000276C000-memory.dmp
memory/3608-211-0x0000000072750000-0x0000000072F01000-memory.dmp
memory/3608-207-0x0000000005390000-0x00000000053A0000-memory.dmp
memory/3608-206-0x0000000072750000-0x0000000072F01000-memory.dmp
memory/3608-205-0x00000000008A0000-0x00000000008C0000-memory.dmp
memory/4524-125-0x00000185445D0000-0x0000018544632000-memory.dmp
memory/4524-144-0x0000018549490000-0x00000185494B2000-memory.dmp
memory/4524-123-0x00000185444A0000-0x0000018544552000-memory.dmp
memory/4524-126-0x00000185446B0000-0x0000018544726000-memory.dmp
memory/4524-127-0x0000018543F70000-0x0000018543F7A000-memory.dmp
memory/4524-131-0x0000018544730000-0x0000018544A30000-memory.dmp
memory/4524-133-0x0000018543FB0000-0x0000018543FC0000-memory.dmp
memory/4524-134-0x0000018549120000-0x0000018549128000-memory.dmp
memory/4524-136-0x0000018548A30000-0x0000018548A3E000-memory.dmp
memory/4524-135-0x0000018548A60000-0x0000018548A98000-memory.dmp
memory/4524-137-0x0000018549130000-0x000001854913A000-memory.dmp
memory/4524-138-0x0000018549150000-0x0000018549172000-memory.dmp
memory/4524-139-0x00000185496E0000-0x0000018549C08000-memory.dmp
memory/4524-142-0x00000185491C0000-0x0000018549210000-memory.dmp
memory/4524-143-0x0000018549170000-0x000001854917C000-memory.dmp
memory/4524-124-0x0000018544550000-0x00000185445CA000-memory.dmp
memory/4524-145-0x00000185494C0000-0x00000185494DE000-memory.dmp
memory/4524-149-0x00007FFBE2F80000-0x00007FFBE3A42000-memory.dmp
memory/4524-150-0x0000018543FB0000-0x0000018543FC0000-memory.dmp
memory/4524-151-0x0000018543FB0000-0x0000018543FC0000-memory.dmp
memory/4524-152-0x0000018543FB0000-0x0000018543FC0000-memory.dmp
memory/4524-153-0x0000018543FB0000-0x0000018543FC0000-memory.dmp
memory/4524-122-0x0000018543F80000-0x0000018543FAA000-memory.dmp
memory/4524-121-0x0000018543F60000-0x0000018543F6A000-memory.dmp
memory/4524-120-0x0000018543F30000-0x0000018543F54000-memory.dmp
memory/4524-119-0x000001852A030000-0x000001852A044000-memory.dmp
memory/4524-118-0x000001852A050000-0x000001852A05C000-memory.dmp
memory/4524-117-0x000001852A020000-0x000001852A030000-memory.dmp
memory/4524-116-0x0000018544240000-0x0000018544350000-memory.dmp
memory/4524-115-0x0000018543FB0000-0x0000018543FC0000-memory.dmp
memory/4524-114-0x0000018526120000-0x0000018529A18000-memory.dmp
memory/4524-113-0x00007FFBE2F80000-0x00007FFBE3A42000-memory.dmp