Analysis
- max time kernel
159s - max time network
167s - platform
windows10-2004_x64 - resource
win10v2004-20240226-en - resource tags
- submitted
07/04/2024, 22:45
General
- Target 01d44b5ab7ad32ad217704f48eaef140cb380ef532838709ba25c0402e49787e.exe
- Size 505KB
- Sample240407-2pdpssgh96
- SHA256 01d44b5ab7ad32ad217704f48eaef140cb380ef532838709ba25c0402e49787e
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
- Checks computer location settings 2 TTPs 4 IoCs
Looks up country code configured in the registry, likely geofence.
- 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 46 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\01d44b5ab7ad32ad217704f48eaef140cb380ef532838709ba25c0402e49787e.exe"C:\Users\Admin\AppData\Local\Temp\01d44b5ab7ad32ad217704f48eaef140cb380ef532838709ba25c0402e49787e.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\u1ro.0.exe"C:\Users\Admin\AppData\Local\Temp\u1ro.0.exe"2⤵
- Checks computer location settings
- 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\FHJDBKJKFI.exe"3⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\FHJDBKJKFI.exe"C:\Users\Admin\AppData\Local\Temp\FHJDBKJKFI.exe"4⤵
- Checks computer location settings
- 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\FHJDBKJKFI.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 3932 -s 23243⤵
- Program crash
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C:\Users\Admin\AppData\Local\Temp\u1ro.1.exe"C:\Users\Admin\AppData\Local\Temp\u1ro.1.exe"2⤵
- Checks computer location settings
- 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 2292 -s 4442⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 2292 -ip 22921⤵
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --no-appcompat-clear --mojo-platform-channel-handle=3304 --field-trial-handle=2260,i,3303482231723870786,2954015409682154873,262144 --variations-seed-version /prefetch:31⤵
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3472 --field-trial-handle=2260,i,3303482231723870786,2954015409682154873,262144 --variations-seed-version /prefetch:81⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 3932 -ip 39321⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
Are.docx
mozglue.dll
nss3.dll
SCT Auditing Pending Reports
Sdch Dictionaries
FHJDBKJKFI.exe
ioloDMLog.txt
u1ro.0.exe
u1ro.1.exe
memory/2292-2-0x0000000002230000-0x000000000229C000-memory.dmp
memory/2292-1-0x00000000004E0000-0x00000000005E0000-memory.dmp
memory/2292-38-0x0000000002230000-0x000000000229C000-memory.dmp
memory/2292-3-0x0000000000400000-0x000000000048D000-memory.dmp
memory/2292-5-0x0000000000400000-0x000000000048D000-memory.dmp
memory/2292-33-0x0000000000400000-0x000000000048D000-memory.dmp
memory/3152-211-0x0000000000CA0000-0x0000000000CC0000-memory.dmp
memory/3152-212-0x0000000071E20000-0x00000000725D0000-memory.dmp
memory/3152-217-0x0000000071E20000-0x00000000725D0000-memory.dmp
memory/3608-129-0x00000000026A0000-0x00000000026A1000-memory.dmp
memory/3608-125-0x0000000000400000-0x00000000008AD000-memory.dmp
memory/3608-128-0x0000000000400000-0x00000000008AD000-memory.dmp
memory/3608-103-0x0000000000400000-0x00000000008AD000-memory.dmp
memory/3608-25-0x00000000026A0000-0x00000000026A1000-memory.dmp
memory/3932-29-0x0000000002250000-0x0000000002277000-memory.dmp
memory/3932-214-0x0000000000400000-0x000000000063B000-memory.dmp
memory/3932-136-0x0000000000990000-0x0000000000A90000-memory.dmp
memory/3932-130-0x0000000002250000-0x0000000002277000-memory.dmp
memory/3932-124-0x0000000000400000-0x000000000063B000-memory.dmp
memory/3932-99-0x0000000000400000-0x000000000063B000-memory.dmp
memory/3932-39-0x0000000061E00000-0x0000000061EF3000-memory.dmp
memory/3932-30-0x0000000000400000-0x000000000063B000-memory.dmp
memory/3932-175-0x0000000000400000-0x000000000063B000-memory.dmp
memory/3932-28-0x0000000000990000-0x0000000000A90000-memory.dmp
memory/3932-176-0x0000000000400000-0x000000000063B000-memory.dmp
memory/4264-161-0x000001FB06A00000-0x000001FB06A14000-memory.dmp
memory/4264-165-0x000001FB210A0000-0x000001FB21152000-memory.dmp
memory/4264-164-0x000001FB20B80000-0x000001FB20BAA000-memory.dmp
memory/4264-167-0x000001FB21150000-0x000001FB211B2000-memory.dmp
memory/4264-166-0x000001FB20BB0000-0x000001FB20C2A000-memory.dmp
memory/4264-168-0x000001FB21230000-0x000001FB212A6000-memory.dmp
memory/4264-169-0x000001FB069D0000-0x000001FB069DA000-memory.dmp
memory/4264-173-0x000001FB212B0000-0x000001FB215B0000-memory.dmp
memory/4264-163-0x000001FB08380000-0x000001FB0838A000-memory.dmp
memory/4264-162-0x000001FB08360000-0x000001FB08384000-memory.dmp
memory/4264-177-0x000001FB20C50000-0x000001FB20C60000-memory.dmp
memory/4264-179-0x000001FB20C50000-0x000001FB20C60000-memory.dmp
memory/4264-178-0x000001FB25C60000-0x000001FB25C68000-memory.dmp
memory/4264-180-0x000001FB255A0000-0x000001FB255D8000-memory.dmp
memory/4264-181-0x000001FB25570000-0x000001FB2557E000-memory.dmp
memory/4264-182-0x000001FB25C70000-0x000001FB25C7A000-memory.dmp
memory/4264-183-0x000001FB25CA0000-0x000001FB25CC2000-memory.dmp
memory/4264-184-0x000001FB26C50000-0x000001FB27178000-memory.dmp
memory/4264-187-0x000001FB25D10000-0x000001FB25D60000-memory.dmp
memory/4264-188-0x000001FB25C80000-0x000001FB25C8C000-memory.dmp
memory/4264-198-0x000001FB25CC0000-0x000001FB25CF0000-memory.dmp
memory/4264-157-0x000001FB06A20000-0x000001FB06A2C000-memory.dmp
memory/4264-203-0x000001FB25D90000-0x000001FB25DB2000-memory.dmp
memory/4264-207-0x000001FB217D0000-0x000001FB217EE000-memory.dmp
memory/4264-155-0x000001FB069F0000-0x000001FB06A00000-memory.dmp
memory/4264-154-0x000001FB20E50000-0x000001FB20F60000-memory.dmp
memory/4264-137-0x000001FB20C50000-0x000001FB20C60000-memory.dmp
memory/4264-132-0x000001FB02C30000-0x000001FB06528000-memory.dmp
memory/4264-131-0x00007FFED1D80000-0x00007FFED2841000-memory.dmp
memory/4264-218-0x00007FFED1D80000-0x00007FFED2841000-memory.dmp
memory/4264-220-0x000001FB20C50000-0x000001FB20C60000-memory.dmp
memory/4264-221-0x000001FB20C50000-0x000001FB20C60000-memory.dmp