Analysis
- max time kernel
147s - max time network
150s - platform
windows11-21h2_x64 - resource
win11-20240419-en - resource tags
- submitted
29/04/2024, 12:30
General
- Target f069178921c8a21f98bd6a1011e7943fa49e067c7112506f4c90036b82862d3e.exe
- Size 347KB
- Sample240429-ppm71sah71
- SHA256 f069178921c8a21f98bd6a1011e7943fa49e067c7112506f4c90036b82862d3e
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 32 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 3 IoCs
- Suspicious use of WriteProcessMemory 20 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\f069178921c8a21f98bd6a1011e7943fa49e067c7112506f4c90036b82862d3e.exe"C:\Users\Admin\AppData\Local\Temp\f069178921c8a21f98bd6a1011e7943fa49e067c7112506f4c90036b82862d3e.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\u2v4.0.exe"C:\Users\Admin\AppData\Local\Temp\u2v4.0.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 832 -s 20803⤵
- Program crash
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-
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C:\Users\Admin\AppData\Local\Temp\u2v4.2\run.exe"C:\Users\Admin\AppData\Local\Temp\u2v4.2\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 behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
-
-
-
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C:\Users\Admin\AppData\Local\Temp\u2v4.3.exe"C:\Users\Admin\AppData\Local\Temp\u2v4.3.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
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-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3712 -s 11642⤵
- Program crash
-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 3712 -ip 37121⤵
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 832 -ip 8321⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
Are.docx
mozglue.dll
nss3.dll
def559ac
tmp711.tmp
tmp733.tmp
u2v4.0.exe
u2v4.1.zip
UIxMarketPlugin.dll
bunch.dat
relay.dll
run.exe
whale.dbf
u2v4.3.exe
memory/832-162-0x0000000061E00000-0x0000000061EF3000-memory.dmp
memory/832-280-0x0000000000400000-0x0000000002AF0000-memory.dmp
memory/832-279-0x0000000000400000-0x0000000002AF0000-memory.dmp
memory/832-148-0x0000000002D90000-0x0000000002E90000-memory.dmp
memory/832-147-0x0000000000400000-0x0000000002AF0000-memory.dmp
memory/832-194-0x0000000000400000-0x0000000002AF0000-memory.dmp
memory/916-206-0x0000000000400000-0x00000000008AD000-memory.dmp
memory/916-151-0x0000000000400000-0x00000000008AD000-memory.dmp
memory/1072-103-0x00007FFD9FDA0000-0x00007FFD9FFA9000-memory.dmp
memory/1072-102-0x00000000729C0000-0x0000000072B3D000-memory.dmp
memory/1072-129-0x00000000729C0000-0x0000000072B3D000-memory.dmp
memory/1856-288-0x0000000006D20000-0x000000000724C000-memory.dmp
memory/1856-287-0x0000000005AA0000-0x0000000005AAA000-memory.dmp
memory/1856-271-0x0000000070DE0000-0x00000000720F7000-memory.dmp
memory/1856-316-0x0000000005CF0000-0x0000000005D02000-memory.dmp
memory/1856-315-0x00000000083C0000-0x00000000083CA000-memory.dmp
memory/1856-281-0x0000000001310000-0x00000000013D6000-memory.dmp
memory/1856-317-0x0000000005D50000-0x0000000005D8C000-memory.dmp
memory/1856-290-0x0000000006910000-0x0000000006976000-memory.dmp
memory/1856-289-0x0000000006840000-0x000000000685E000-memory.dmp
memory/1856-286-0x0000000005C20000-0x0000000005C70000-memory.dmp
memory/1856-282-0x0000000005AF0000-0x0000000005B82000-memory.dmp
memory/1856-283-0x0000000006140000-0x00000000066E6000-memory.dmp
memory/1856-284-0x0000000005EA0000-0x0000000006062000-memory.dmp
memory/1856-285-0x0000000005B90000-0x0000000005C06000-memory.dmp
memory/2988-149-0x00007FFD9FDA0000-0x00007FFD9FFA9000-memory.dmp
memory/2988-258-0x00000000729C0000-0x0000000072B3D000-memory.dmp
memory/3712-1-0x0000000002CE0000-0x0000000002DE0000-memory.dmp
memory/3712-123-0x0000000000400000-0x0000000002B15000-memory.dmp
memory/3712-84-0x0000000000400000-0x0000000002B15000-memory.dmp
memory/3712-3-0x0000000000400000-0x0000000002B15000-memory.dmp
memory/3712-2-0x0000000002FA0000-0x000000000300D000-memory.dmp
memory/3712-124-0x0000000002FA0000-0x000000000300D000-memory.dmp
memory/4720-237-0x0000015C31460000-0x0000015C3148A000-memory.dmp
memory/4720-257-0x0000015C36170000-0x0000015C3617C000-memory.dmp
memory/4720-256-0x0000015C361C0000-0x0000015C36210000-memory.dmp
memory/4720-259-0x0000015C36490000-0x0000015C364B2000-memory.dmp
memory/4720-260-0x0000015C364C0000-0x0000015C364DE000-memory.dmp
memory/4720-253-0x0000015C366B0000-0x0000015C36BD8000-memory.dmp
memory/4720-252-0x0000015C36150000-0x0000015C36172000-memory.dmp
memory/4720-251-0x0000015C35AF0000-0x0000015C35AFA000-memory.dmp
memory/4720-250-0x0000015C35A40000-0x0000015C35A4E000-memory.dmp
memory/4720-249-0x0000015C35A80000-0x0000015C35AB8000-memory.dmp
memory/4720-248-0x0000015C35370000-0x0000015C35378000-memory.dmp
memory/4720-246-0x0000015C31720000-0x0000015C31A20000-memory.dmp
memory/4720-242-0x0000015C18830000-0x0000015C1883A000-memory.dmp
memory/4720-241-0x0000015C316A0000-0x0000015C31716000-memory.dmp
memory/4720-240-0x0000015C315C0000-0x0000015C31622000-memory.dmp
memory/4720-239-0x0000015C31540000-0x0000015C315BA000-memory.dmp
memory/4720-238-0x0000015C31490000-0x0000015C31542000-memory.dmp
memory/4720-236-0x0000015C310B0000-0x0000015C310BA000-memory.dmp
memory/4720-235-0x0000015C31070000-0x0000015C31094000-memory.dmp
memory/4720-234-0x0000015C16F10000-0x0000015C16F24000-memory.dmp
memory/4720-232-0x0000015C16E80000-0x0000015C16E90000-memory.dmp
memory/4720-233-0x0000015C16F60000-0x0000015C16F6C000-memory.dmp
memory/4720-231-0x0000015C311C0000-0x0000015C312D0000-memory.dmp
memory/4720-207-0x0000015C13130000-0x0000015C16A28000-memory.dmp