Analysis
- max time kernel
290s - max time network
292s - platform
windows10-1703_x64 - resource
win10-20240404-en - resource tags
- submitted
01/05/2024, 22:22
General
- Target 069bebac87e5c2bf6e4c4bfb52a8731e1a98867a3bf1214e56da9ee7f86a62ec.exe
- Size 347KB
- Sample240501-2aqqtabe22
- SHA256 069bebac87e5c2bf6e4c4bfb52a8731e1a98867a3bf1214e56da9ee7f86a62ec
Malware Config
Extracted
-
stealc
-
http://185.172.128.150
-
url_path
/c698e1bc8a2f5e6d.php
Signatures
- Detect ZGRat V1 3 IoCs
- Detects Arechclient2 RAT 1 IoCs
Arechclient2.
- 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).
- 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 23 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
-
C:\Users\Admin\AppData\Local\Temp\069bebac87e5c2bf6e4c4bfb52a8731e1a98867a3bf1214e56da9ee7f86a62ec.exe"C:\Users\Admin\AppData\Local\Temp\069bebac87e5c2bf6e4c4bfb52a8731e1a98867a3bf1214e56da9ee7f86a62ec.exe"1⤵
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\u1s.0.exe"C:\Users\Admin\AppData\Local\Temp\u1s.0.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
-
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C:\Users\Admin\AppData\Local\Temp\u1s.2\run.exe"C:\Users\Admin\AppData\Local\Temp\u1s.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
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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\u1s.3.exe"C:\Users\Admin\AppData\Local\Temp\u1s.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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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
Are.docx
1b33c94b
tmp30C0.tmp
u1s.0.exe
u1s.1.zip
UIxMarketPlugin.dll
bunch.dat
relay.dll
run.exe
whale.dbf
u1s.3.exe
mozglue.dll
nss3.dll
memory/64-128-0x0000000000400000-0x0000000002B15000-memory.dmp
memory/64-3-0x0000000000400000-0x0000000000470000-memory.dmp
memory/64-1-0x0000000002C80000-0x0000000002D80000-memory.dmp
memory/64-160-0x0000000000400000-0x0000000002B15000-memory.dmp
memory/64-156-0x0000000002C80000-0x0000000002D80000-memory.dmp
memory/64-163-0x0000000000400000-0x0000000000470000-memory.dmp
memory/64-162-0x0000000002E80000-0x0000000002EED000-memory.dmp
memory/64-2-0x0000000002E80000-0x0000000002EED000-memory.dmp
memory/388-215-0x0000000000400000-0x00000000008AD000-memory.dmp
memory/388-214-0x0000000000400000-0x00000000008AD000-memory.dmp
memory/748-115-0x00000000720E0000-0x000000007225B000-memory.dmp
memory/748-129-0x00000000720E0000-0x000000007225B000-memory.dmp
memory/748-116-0x00007FF80A7B0000-0x00007FF80A98B000-memory.dmp
memory/2172-36-0x0000000061E00000-0x0000000061EF3000-memory.dmp
memory/2172-187-0x0000000000400000-0x0000000002B06000-memory.dmp
memory/2172-132-0x0000000000400000-0x0000000002B06000-memory.dmp
memory/3048-258-0x00000000066C0000-0x0000000006BEC000-memory.dmp
memory/3048-260-0x0000000006200000-0x0000000006266000-memory.dmp
memory/3048-259-0x0000000005A40000-0x0000000005A5E000-memory.dmp
memory/3048-257-0x00000000054B0000-0x00000000054BA000-memory.dmp
memory/3048-256-0x0000000005640000-0x0000000005690000-memory.dmp
memory/3048-255-0x00000000055C0000-0x0000000005636000-memory.dmp
memory/3048-254-0x0000000005FC0000-0x0000000006182000-memory.dmp
memory/3048-253-0x0000000005AC0000-0x0000000005FBE000-memory.dmp
memory/3048-252-0x0000000005520000-0x00000000055B2000-memory.dmp
memory/3048-251-0x0000000000F90000-0x0000000001056000-memory.dmp
memory/3048-248-0x0000000070B50000-0x0000000071ED3000-memory.dmp
memory/4828-180-0x00007FF80A7B0000-0x00007FF80A98B000-memory.dmp
memory/4828-246-0x00000000720E0000-0x000000007225B000-memory.dmp
memory/4884-219-0x0000026E601D0000-0x0000026E601DC000-memory.dmp
memory/4884-234-0x0000026E7D350000-0x0000026E7D358000-memory.dmp
memory/4884-235-0x0000026E7D3D0000-0x0000026E7D408000-memory.dmp
memory/4884-236-0x0000026E7E4D0000-0x0000026E7E4DA000-memory.dmp
memory/4884-237-0x0000026E7E4E0000-0x0000026E7E502000-memory.dmp
memory/4884-238-0x0000026E7EA40000-0x0000026E7EF66000-memory.dmp
memory/4884-241-0x0000026E7E550000-0x0000026E7E5A0000-memory.dmp
memory/4884-242-0x0000026E7E500000-0x0000026E7E50C000-memory.dmp
memory/4884-243-0x0000026E7E5A0000-0x0000026E7E5C2000-memory.dmp
memory/4884-244-0x0000026E7E530000-0x0000026E7E54E000-memory.dmp
memory/4884-232-0x0000026E79250000-0x0000026E79550000-memory.dmp
memory/4884-228-0x0000026E5E9F0000-0x0000026E5E9FA000-memory.dmp
memory/4884-226-0x0000026E78B60000-0x0000026E78BC2000-memory.dmp
memory/4884-227-0x0000026E791D0000-0x0000026E79246000-memory.dmp
memory/4884-225-0x0000026E790D0000-0x0000026E7914A000-memory.dmp
memory/4884-224-0x0000026E79020000-0x0000026E790D2000-memory.dmp
memory/4884-223-0x0000026E78B10000-0x0000026E78B3A000-memory.dmp
memory/4884-222-0x0000026E5E9E0000-0x0000026E5E9EA000-memory.dmp
memory/4884-221-0x0000026E78AE0000-0x0000026E78B04000-memory.dmp
memory/4884-220-0x0000026E5EA10000-0x0000026E5EA24000-memory.dmp
memory/4884-218-0x0000026E5EA00000-0x0000026E5EA10000-memory.dmp
memory/4884-217-0x0000026E78CE0000-0x0000026E78DF0000-memory.dmp
memory/4884-216-0x0000026E5AB70000-0x0000026E5E468000-memory.dmp