Analysis
- max time kernel
125s - max time network
127s - platform
windows11-21h2_x64 - resource
win11-20240426-en - resource tags
- submitted
28/04/2024, 16:52
General
- Target 04043ec3c8c32b4b61ded42edb10fde3953690570505346e8c355946b2219574.exe
- Size 451KB
- Sample240428-vdthjscc48
- SHA256 04043ec3c8c32b4b61ded42edb10fde3953690570505346e8c355946b2219574
Malware Config
Extracted
-
stealc
-
http://185.172.128.150
-
url_path
/c698e1bc8a2f5e6d.php
Signatures
- Detect ZGRat V1 3 IoCs
- SectopRAT
SectopRAT is a remote access trojan first seen in November 2019.
- SectopRAT payload 1 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 3 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.
- Suspicious use of SetThreadContext 2 IoCs
- 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.
- Suspicious behavior: EnumeratesProcesses 29 IoCs
- Suspicious behavior: MapViewOfSection 3 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of FindShellTrayWindow 7 IoCs
- Suspicious use of SendNotifyMessage 7 IoCs
- Suspicious use of SetWindowsHookEx 2 IoCs
- Suspicious use of WriteProcessMemory 20 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\04043ec3c8c32b4b61ded42edb10fde3953690570505346e8c355946b2219574.exe"C:\Users\Admin\AppData\Local\Temp\04043ec3c8c32b4b61ded42edb10fde3953690570505346e8c355946b2219574.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\uco.0.exe"C:\Users\Admin\AppData\Local\Temp\uco.0.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2060 -s 24363⤵
- Program crash
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C:\Users\Admin\AppData\Local\Temp\uco.2\run.exe"C:\Users\Admin\AppData\Local\Temp\uco.2\run.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exeC:\Windows\SysWOW64\cmd.exe3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
-
C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exeC:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe4⤵
- Suspicious use of AdjustPrivilegeToken
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-
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C:\Users\Admin\AppData\Local\Temp\uco.3.exe"C:\Users\Admin\AppData\Local\Temp\uco.3.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 456 -s 15922⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 2060 -ip 20601⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 456 -ip 4561⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
Are.docx
mozglue.dll
nss3.dll
9a55f85f
ioloDMLog.txt
uco.0.exe
uco.1.zip
UIxMarketPlugin.dll
bunch.dat
relay.dll
run.exe
whale.dbf
uco.3.exe
memory/456-3-0x0000000000400000-0x0000000001A3C000-memory.dmp
memory/456-2-0x0000000003750000-0x00000000037BD000-memory.dmp
memory/456-198-0x0000000000400000-0x0000000001A3C000-memory.dmp
memory/456-197-0x0000000003750000-0x00000000037BD000-memory.dmp
memory/456-1-0x0000000001BF0000-0x0000000001CF0000-memory.dmp
memory/716-267-0x00000000720A0000-0x000000007221D000-memory.dmp
memory/716-221-0x00007FFE70900000-0x00007FFE70B09000-memory.dmp
memory/2060-181-0x0000000000400000-0x0000000001A18000-memory.dmp
memory/2060-16-0x0000000001DB0000-0x0000000001EB0000-memory.dmp
memory/2060-19-0x0000000061E00000-0x0000000061EF3000-memory.dmp
memory/2060-18-0x0000000000400000-0x0000000001A18000-memory.dmp
memory/2060-17-0x0000000001D80000-0x0000000001DA7000-memory.dmp
memory/2064-276-0x0000000005140000-0x00000000051B6000-memory.dmp
memory/2064-278-0x0000000004FA0000-0x0000000004FAA000-memory.dmp
memory/2064-277-0x00000000051C0000-0x0000000005210000-memory.dmp
memory/2064-275-0x0000000005310000-0x00000000054D2000-memory.dmp
memory/2064-274-0x0000000005530000-0x0000000005AD6000-memory.dmp
memory/2064-273-0x0000000004EE0000-0x0000000004F72000-memory.dmp
memory/2064-272-0x0000000000770000-0x0000000000836000-memory.dmp
memory/2064-269-0x0000000072960000-0x0000000073C77000-memory.dmp
memory/2140-237-0x000001A1CA5D0000-0x000001A1CA6E0000-memory.dmp
memory/2140-259-0x000001A1CFD20000-0x000001A1D0248000-memory.dmp
memory/2140-242-0x000001A1CA580000-0x000001A1CA58A000-memory.dmp
memory/2140-243-0x000001A1CA850000-0x000001A1CA87A000-memory.dmp
memory/2140-244-0x000001A1CA880000-0x000001A1CA932000-memory.dmp
memory/2140-245-0x000001A1CA930000-0x000001A1CA9AA000-memory.dmp
memory/2140-246-0x000001A1CA9B0000-0x000001A1CAA12000-memory.dmp
memory/2140-247-0x000001A1CAA90000-0x000001A1CAB06000-memory.dmp
memory/2140-248-0x000001A1CA590000-0x000001A1CA59A000-memory.dmp
memory/2140-252-0x000001A1CAB10000-0x000001A1CAE10000-memory.dmp
memory/2140-254-0x000001A1CF520000-0x000001A1CF528000-memory.dmp
memory/2140-255-0x000001A1CEE60000-0x000001A1CEE98000-memory.dmp
memory/2140-256-0x000001A1CEE30000-0x000001A1CEE3E000-memory.dmp
memory/2140-257-0x000001A1CF7C0000-0x000001A1CF7CA000-memory.dmp
memory/2140-258-0x000001A1CF7D0000-0x000001A1CF7F2000-memory.dmp
memory/2140-241-0x000001A1CA550000-0x000001A1CA574000-memory.dmp
memory/2140-262-0x000001A1CF590000-0x000001A1CF5E0000-memory.dmp
memory/2140-263-0x000001A1CF540000-0x000001A1CF54C000-memory.dmp
memory/2140-264-0x000001A1CF5E0000-0x000001A1CF602000-memory.dmp
memory/2140-265-0x000001A1CF610000-0x000001A1CF62E000-memory.dmp
memory/2140-240-0x000001A1CA4E0000-0x000001A1CA4F4000-memory.dmp
memory/2140-239-0x000001A1CA4F0000-0x000001A1CA4FC000-memory.dmp
memory/2140-238-0x000001A1B1D10000-0x000001A1B1D20000-memory.dmp
memory/2140-236-0x000001A1AC530000-0x000001A1AFE28000-memory.dmp
memory/2648-203-0x00000000720A0000-0x000000007221D000-memory.dmp
memory/2648-175-0x00007FFE70900000-0x00007FFE70B09000-memory.dmp
memory/2648-174-0x00000000720A0000-0x000000007221D000-memory.dmp
memory/4940-235-0x0000000000400000-0x00000000008AD000-memory.dmp
memory/4940-232-0x0000000000400000-0x00000000008AD000-memory.dmp