Analysis
- max time kernel
137s - max time network
139s - platform
windows11-21h2_x64 - resource
win11-20240419-en - resource tags
- submitted
02/05/2024, 12:30
General
- Target 9a022cd7d48f7e777ad0ec7059ed87a9b164c8a3a320dd56997c24b2965c268a.exe
- Size 417KB
- Sample240502-ppwjdsgh7z
- SHA256 9a022cd7d48f7e777ad0ec7059ed87a9b164c8a3a320dd56997c24b2965c268a
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 27 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\9a022cd7d48f7e777ad0ec7059ed87a9b164c8a3a320dd56997c24b2965c268a.exe"C:\Users\Admin\AppData\Local\Temp\9a022cd7d48f7e777ad0ec7059ed87a9b164c8a3a320dd56997c24b2965c268a.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\u1zs.0.exe"C:\Users\Admin\AppData\Local\Temp\u1zs.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 576 -s 21123⤵
- Program crash
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-
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C:\Users\Admin\AppData\Local\Temp\u1zs.2\run.exe"C:\Users\Admin\AppData\Local\Temp\u1zs.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
-
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\u1zs.3.exe"C:\Users\Admin\AppData\Local\Temp\u1zs.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 2584 -s 11642⤵
- Program crash
-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 2584 -ip 25841⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 400 -p 576 -ip 5761⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
Are.docx
mozglue.dll
nss3.dll
c8540b55
ioloDMLog.txt
u1zs.0.exe
u1zs.1.zip
UIxMarketPlugin.dll
bunch.dat
relay.dll
run.exe
whale.dbf
u1zs.3.exe
memory/576-20-0x0000000061E00000-0x0000000061EF3000-memory.dmp
memory/576-16-0x0000000000400000-0x0000000001A0F000-memory.dmp
memory/576-18-0x0000000000400000-0x0000000001A0F000-memory.dmp
memory/576-17-0x0000000000400000-0x0000000001A0F000-memory.dmp
memory/576-191-0x0000000000400000-0x0000000001A0F000-memory.dmp
memory/576-215-0x0000000000400000-0x0000000001A0F000-memory.dmp
memory/1020-173-0x0000000072890000-0x0000000072A0D000-memory.dmp
memory/1020-174-0x00007FFFCFA80000-0x00007FFFCFC89000-memory.dmp
memory/1020-203-0x0000000072890000-0x0000000072A0D000-memory.dmp
memory/2220-247-0x0000000000400000-0x00000000008AD000-memory.dmp
memory/2220-234-0x0000000000400000-0x00000000008AD000-memory.dmp
memory/2584-180-0x0000000000400000-0x0000000001A33000-memory.dmp
memory/2584-3-0x0000000000400000-0x0000000001A33000-memory.dmp
memory/2584-201-0x0000000000400000-0x0000000001A33000-memory.dmp
memory/2584-1-0x0000000001D10000-0x0000000001E10000-memory.dmp
memory/2584-202-0x0000000000400000-0x0000000000470000-memory.dmp
memory/2584-2-0x0000000000400000-0x0000000000470000-memory.dmp
memory/3168-248-0x0000028461AD0000-0x00000284653C8000-memory.dmp
memory/3168-267-0x000002847FB00000-0x000002847FB38000-memory.dmp
memory/3168-281-0x000002847FD10000-0x000002847FD2E000-memory.dmp
memory/3168-249-0x000002847FB80000-0x000002847FC90000-memory.dmp
memory/3168-250-0x000002847FA80000-0x000002847FA90000-memory.dmp
memory/3168-252-0x0000028400000000-0x0000028400014000-memory.dmp
memory/3168-253-0x0000028400060000-0x0000028400084000-memory.dmp
memory/3168-251-0x000002847FAA0000-0x000002847FAAC000-memory.dmp
memory/3168-254-0x00000284001E0000-0x00000284001EA000-memory.dmp
memory/3168-255-0x0000028400200000-0x000002840022A000-memory.dmp
memory/3168-256-0x0000028400230000-0x00000284002E2000-memory.dmp
memory/3168-257-0x00000284002E0000-0x000002840035A000-memory.dmp
memory/3168-258-0x0000028400370000-0x00000284003D2000-memory.dmp
memory/3168-259-0x000002847FC90000-0x000002847FD06000-memory.dmp
memory/3168-260-0x00000284001F0000-0x00000284001FA000-memory.dmp
memory/3168-264-0x00000284003D0000-0x00000284006D0000-memory.dmp
memory/3168-266-0x000002847FAB0000-0x000002847FAB8000-memory.dmp
memory/3168-280-0x000002847FB40000-0x000002847FB62000-memory.dmp
memory/3168-268-0x000002847FAC0000-0x000002847FACE000-memory.dmp
memory/3168-269-0x0000028404800000-0x000002840480A000-memory.dmp
memory/3168-270-0x0000028404810000-0x0000028404832000-memory.dmp
memory/3168-271-0x00000284053B0000-0x00000284058D8000-memory.dmp
memory/3168-274-0x000002847FD60000-0x000002847FDB0000-memory.dmp
memory/3168-275-0x0000028404830000-0x000002840483C000-memory.dmp
memory/3192-277-0x0000000073370000-0x0000000074687000-memory.dmp
memory/3192-283-0x00000000007B0000-0x0000000000876000-memory.dmp
memory/3192-284-0x0000000004F00000-0x0000000004F92000-memory.dmp
memory/3192-285-0x0000000005650000-0x0000000005BF6000-memory.dmp
memory/3192-286-0x0000000005270000-0x0000000005432000-memory.dmp
memory/3192-287-0x00000000050A0000-0x0000000005116000-memory.dmp
memory/3192-288-0x0000000005120000-0x0000000005170000-memory.dmp
memory/3192-289-0x0000000004FD0000-0x0000000004FDA000-memory.dmp
memory/4176-246-0x0000000072890000-0x0000000072A0D000-memory.dmp
memory/4176-216-0x00007FFFCFA80000-0x00007FFFCFC89000-memory.dmp