Analysis
- max time kernel
141s - max time network
158s - platform
windows10-2004_x64 - resource
win10v2004-20240226-en - resource tags
- submitted
03/04/2024, 09:47
General
- Target 772a180a68705a5c1331e5398c49d3077c68c25c6854e761fb8a8197e02565b7.exe
- Size 428KB
- Sample240403-lsjgfscb97
- SHA256 772a180a68705a5c1331e5398c49d3077c68c25c6854e761fb8a8197e02565b7
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 42 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\772a180a68705a5c1331e5398c49d3077c68c25c6854e761fb8a8197e02565b7.exe"C:\Users\Admin\AppData\Local\Temp\772a180a68705a5c1331e5398c49d3077c68c25c6854e761fb8a8197e02565b7.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\u2js.0.exe"C:\Users\Admin\AppData\Local\Temp\u2js.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\CGHCGIIDGD.exe"3⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\CGHCGIIDGD.exe"C:\Users\Admin\AppData\Local\Temp\CGHCGIIDGD.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\CGHCGIIDGD.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 2796 -s 22843⤵
- Program crash
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C:\Users\Admin\AppData\Local\Temp\u2js.1.exe"C:\Users\Admin\AppData\Local\Temp\u2js.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 3304 -s 11482⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 3304 -ip 33041⤵
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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=3444 --field-trial-handle=3088,i,14310325015283915034,7660943942870463106,262144 --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=4028 --field-trial-handle=3088,i,14310325015283915034,7660943942870463106,262144 --variations-seed-version /prefetch:81⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 556 -p 2796 -ip 27961⤵
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
CGHCGIIDGD.exe
ioloDMLog.txt
u2js.0.exe
u2js.1.exe
memory/2796-102-0x0000000000400000-0x0000000000866000-memory.dmp
memory/2796-15-0x00000000008E0000-0x00000000009E0000-memory.dmp
memory/2796-173-0x00000000008E0000-0x00000000009E0000-memory.dmp
memory/2796-38-0x0000000061E00000-0x0000000061EF3000-memory.dmp
memory/2796-145-0x0000000000400000-0x0000000000866000-memory.dmp
memory/2796-174-0x0000000000400000-0x0000000000866000-memory.dmp
memory/2796-17-0x0000000000400000-0x0000000000866000-memory.dmp
memory/2796-16-0x0000000002470000-0x0000000002497000-memory.dmp
memory/3012-180-0x0000000000560000-0x0000000000580000-memory.dmp
memory/3012-197-0x0000000072220000-0x00000000729D0000-memory.dmp
memory/3012-188-0x00000000050C0000-0x00000000050D0000-memory.dmp
memory/3012-178-0x0000000072220000-0x00000000729D0000-memory.dmp
memory/3304-14-0x0000000000400000-0x0000000000889000-memory.dmp
memory/3304-3-0x0000000000400000-0x0000000000889000-memory.dmp
memory/3304-68-0x0000000002640000-0x00000000026AC000-memory.dmp
memory/3304-2-0x0000000002640000-0x00000000026AC000-memory.dmp
memory/3304-67-0x0000000000400000-0x0000000000889000-memory.dmp
memory/3304-1-0x0000000000B00000-0x0000000000C00000-memory.dmp
memory/4400-29-0x0000000000BA0000-0x0000000000BA1000-memory.dmp
memory/4400-146-0x0000000000400000-0x00000000008AD000-memory.dmp
memory/4400-156-0x0000000000400000-0x00000000008AD000-memory.dmp
memory/4908-176-0x00000200C5BD0000-0x00000200C5BDC000-memory.dmp
memory/4908-199-0x00000200E44F0000-0x00000200E44F8000-memory.dmp
memory/4908-177-0x00000200C5BC0000-0x00000200C5BD4000-memory.dmp
memory/4908-172-0x00000200DFF70000-0x00000200E0080000-memory.dmp
memory/4908-168-0x00000200DFD60000-0x00000200DFD70000-memory.dmp
memory/4908-181-0x00000200DFE30000-0x00000200DFE54000-memory.dmp
memory/4908-182-0x00000200E01C0000-0x00000200E01CA000-memory.dmp
memory/4908-183-0x00000200E01E0000-0x00000200E0292000-memory.dmp
memory/4908-184-0x00000200E0290000-0x00000200E02BA000-memory.dmp
memory/4908-185-0x00000200E02C0000-0x00000200E033A000-memory.dmp
memory/4908-186-0x00000200E0340000-0x00000200E03A2000-memory.dmp
memory/4908-187-0x00000200E0420000-0x00000200E0496000-memory.dmp
memory/4908-160-0x00000200C1E50000-0x00000200C5748000-memory.dmp
memory/4908-189-0x00000200C5B50000-0x00000200C5B5A000-memory.dmp
memory/4908-193-0x00000200E04A0000-0x00000200E07A0000-memory.dmp
memory/4908-158-0x00007FFFD4DE0000-0x00007FFFD58A1000-memory.dmp
memory/4908-198-0x00000200DFD60000-0x00000200DFD70000-memory.dmp
memory/4908-175-0x00000200C5BB0000-0x00000200C5BC0000-memory.dmp
memory/4908-200-0x00000200DFD60000-0x00000200DFD70000-memory.dmp
memory/4908-201-0x00000200E0AC0000-0x00000200E0AF8000-memory.dmp
memory/4908-202-0x00000200E0A90000-0x00000200E0A9E000-memory.dmp
memory/4908-203-0x00000200E4510000-0x00000200E451A000-memory.dmp
memory/4908-204-0x00000200E4520000-0x00000200E4542000-memory.dmp
memory/4908-205-0x00000200E58D0000-0x00000200E5DF8000-memory.dmp
memory/4908-209-0x00000200E53A0000-0x00000200E53F0000-memory.dmp
memory/4908-210-0x00000200E4540000-0x00000200E454C000-memory.dmp
memory/4908-208-0x00000200DFD60000-0x00000200DFD70000-memory.dmp
memory/4908-211-0x00000200E5670000-0x00000200E5692000-memory.dmp
memory/4908-212-0x00007FFFD4DE0000-0x00007FFFD58A1000-memory.dmp
memory/4908-213-0x00000200E4580000-0x00000200E459E000-memory.dmp
memory/4908-215-0x00000200DFD60000-0x00000200DFD70000-memory.dmp
memory/4908-216-0x00000200DFD60000-0x00000200DFD70000-memory.dmp
memory/4908-217-0x00000200DFD60000-0x00000200DFD70000-memory.dmp
memory/4908-218-0x00000200DFD60000-0x00000200DFD70000-memory.dmp