Analysis
- max time kernel
147s - max time network
150s - platform
windows11-21h2_x64 - resource
win11-20240419-en - resource tags
- submitted
03/05/2024, 08:05
General
- Target 1d091211f512f0485d4a58c10331cb3ec4e9bd3841da33bd82a574c39585ac45.exe
- Size 467KB
- Sample240503-jyzphsae2v
- SHA256 1d091211f512f0485d4a58c10331cb3ec4e9bd3841da33bd82a574c39585ac45
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 5 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 1 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 1 IoCs
- Suspicious use of WriteProcessMemory 20 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\1d091211f512f0485d4a58c10331cb3ec4e9bd3841da33bd82a574c39585ac45.exe"C:\Users\Admin\AppData\Local\Temp\1d091211f512f0485d4a58c10331cb3ec4e9bd3841da33bd82a574c39585ac45.exe"1⤵
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\u2xg.0.exe"C:\Users\Admin\AppData\Local\Temp\u2xg.0.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
-
-
C:\Users\Admin\AppData\Local\Temp\u2xg.2\run.exe"C:\Users\Admin\AppData\Local\Temp\u2xg.2\run.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
-
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 behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
-
-
-
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C:\Users\Admin\AppData\Local\Temp\u2xg.3.exe"C:\Users\Admin\AppData\Local\Temp\u2xg.3.exe"2⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
-
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
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3796 -s 15802⤵
- Program crash
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 3796 -ip 37961⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
Are.docx
mozglue.dll
nss3.dll
add32d1f
tmpF9E2.tmp
tmpFA04.tmp
u2xg.0.exe
u2xg.1.zip
ASUS_WMI.dll
ATKEX.dll
AsIO.dll
doubled.doc
protactinium.log
run.exe
u2xg.3.exe
memory/352-210-0x0000000072FC0000-0x000000007313D000-memory.dmp
memory/352-154-0x0000000072FC0000-0x000000007313D000-memory.dmp
memory/352-155-0x00007FFBD1920000-0x00007FFBD1B29000-memory.dmp
memory/788-303-0x0000000006480000-0x00000000064E6000-memory.dmp
memory/788-291-0x0000000073550000-0x0000000074867000-memory.dmp
memory/788-294-0x0000000000F00000-0x0000000000FC6000-memory.dmp
memory/788-295-0x00000000055D0000-0x0000000005662000-memory.dmp
memory/788-296-0x0000000005CB0000-0x0000000006256000-memory.dmp
memory/788-322-0x0000000007CD0000-0x0000000007CDA000-memory.dmp
memory/788-297-0x00000000058D0000-0x0000000005A92000-memory.dmp
memory/788-324-0x0000000007D20000-0x0000000007D32000-memory.dmp
memory/788-298-0x0000000005780000-0x00000000057F6000-memory.dmp
memory/788-299-0x0000000005800000-0x0000000005850000-memory.dmp
memory/788-302-0x00000000063B0000-0x00000000063CE000-memory.dmp
memory/788-301-0x0000000006890000-0x0000000006DBC000-memory.dmp
memory/788-300-0x00000000056A0000-0x00000000056AA000-memory.dmp
memory/2360-110-0x0000000061E00000-0x0000000061EF3000-memory.dmp
memory/2360-227-0x0000000000400000-0x0000000001A1B000-memory.dmp
memory/2360-216-0x0000000000400000-0x0000000001A1B000-memory.dmp
memory/2360-16-0x0000000000400000-0x0000000001A1B000-memory.dmp
memory/2360-17-0x0000000000400000-0x0000000001A1B000-memory.dmp
memory/2360-109-0x0000000000400000-0x0000000001A1B000-memory.dmp
memory/2572-262-0x000001B07A040000-0x000001B07A054000-memory.dmp
memory/2572-288-0x000001B07EE20000-0x000001B07EE3E000-memory.dmp
memory/2572-267-0x000001B07AC90000-0x000001B07AD0A000-memory.dmp
memory/2572-268-0x000001B07AD10000-0x000001B07AD72000-memory.dmp
memory/2572-269-0x000001B07ADF0000-0x000001B07AE66000-memory.dmp
memory/2572-270-0x000001B07A860000-0x000001B07A86A000-memory.dmp
memory/2572-274-0x000001B07AE70000-0x000001B07B170000-memory.dmp
memory/2572-258-0x000001B0748A0000-0x000001B078198000-memory.dmp
memory/2572-277-0x000001B07ED60000-0x000001B07ED68000-memory.dmp
memory/2572-278-0x000001B07EDB0000-0x000001B07EDE8000-memory.dmp
memory/2572-279-0x000001B07ED70000-0x000001B07ED7E000-memory.dmp
memory/2572-280-0x000001B018580000-0x000001B01858A000-memory.dmp
memory/2572-281-0x000001B018300000-0x000001B018322000-memory.dmp
memory/2572-282-0x000001B018AC0000-0x000001B018FE8000-memory.dmp
memory/2572-286-0x000001B018320000-0x000001B01832C000-memory.dmp
memory/2572-285-0x000001B07F660000-0x000001B07F6B0000-memory.dmp
memory/2572-287-0x000001B07EDF0000-0x000001B07EE12000-memory.dmp
memory/2572-266-0x000001B07AC60000-0x000001B07AC8A000-memory.dmp
memory/2572-265-0x000001B07ABB0000-0x000001B07AC62000-memory.dmp
memory/2572-264-0x000001B07A920000-0x000001B07A92A000-memory.dmp
memory/2572-263-0x000001B07A8F0000-0x000001B07A914000-memory.dmp
memory/2572-259-0x000001B07A950000-0x000001B07AA60000-memory.dmp
memory/2572-260-0x000001B078680000-0x000001B078690000-memory.dmp
memory/2572-261-0x000001B07A880000-0x000001B07A88C000-memory.dmp
memory/3276-276-0x0000000072FC0000-0x000000007313D000-memory.dmp
memory/3276-228-0x00007FFBD1920000-0x00007FFBD1B29000-memory.dmp
memory/3796-1-0x0000000001CE0000-0x0000000001DE0000-memory.dmp
memory/3796-184-0x0000000000400000-0x0000000001A3F000-memory.dmp
memory/3796-185-0x0000000000400000-0x0000000000470000-memory.dmp
memory/3796-2-0x0000000003780000-0x00000000037ED000-memory.dmp
memory/3796-3-0x0000000000400000-0x0000000000470000-memory.dmp
memory/4504-257-0x0000000000400000-0x00000000008AD000-memory.dmp
memory/4504-245-0x0000000000400000-0x00000000008AD000-memory.dmp