Analysis
- max time kernel
128s - max time network
133s - platform
windows7_x64 - resource
win7-20240419-en - resource tags
- submitted
30/04/2024, 01:01
General
- Target 04043ec3c8c32b4b61ded42edb10fde3953690570505346e8c355946b2219574.exe
- Size 451KB
- Sample240430-bdmkfsga3t
- SHA256 04043ec3c8c32b4b61ded42edb10fde3953690570505346e8c355946b2219574
Malware Config
Extracted
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stealc
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http://185.172.128.150
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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 16 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 11 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 30 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\04043ec3c8c32b4b61ded42edb10fde3953690570505346e8c355946b2219574.exe"C:\Users\Admin\AppData\Local\Temp\04043ec3c8c32b4b61ded42edb10fde3953690570505346e8c355946b2219574.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\u1bc.0.exe"C:\Users\Admin\AppData\Local\Temp\u1bc.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\u1bc.2\run.exe"C:\Users\Admin\AppData\Local\Temp\u1bc.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⤵
- Loads dropped DLL
- 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\u1bc.3.exe"C:\Users\Admin\AppData\Local\Temp\u1bc.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
0b12dc9d27774475b3df0cb18d15fb99.tmp
U1BC1~1.ZIP
ce86e775
ioloDMLog.txt
ioloDMLog.txt
tmpB2EC.tmp
UIxMarketPlugin.dll
bunch.dat
relay.dll
whale.dbf
mozglue.dll
nss3.dll
u1bc.0.exe
run.exe
u1bc.3.exe
memory/340-165-0x0000000077210000-0x00000000773B9000-memory.dmp
memory/340-164-0x0000000074040000-0x00000000741B4000-memory.dmp
memory/340-211-0x0000000074040000-0x00000000741B4000-memory.dmp
memory/1704-186-0x0000000000400000-0x0000000001A3C000-memory.dmp
memory/1704-187-0x0000000001AD0000-0x0000000001BD0000-memory.dmp
memory/1704-3-0x0000000000400000-0x0000000001A3C000-memory.dmp
memory/1704-2-0x00000000002D0000-0x000000000033D000-memory.dmp
memory/1704-1-0x0000000001AD0000-0x0000000001BD0000-memory.dmp
memory/1724-271-0x0000000000400000-0x00000000008AD000-memory.dmp
memory/2160-158-0x0000000000400000-0x0000000002AF3000-memory.dmp
memory/2160-20-0x0000000061E00000-0x0000000061EF3000-memory.dmp
memory/2164-301-0x0000000074040000-0x00000000741B4000-memory.dmp
memory/2164-223-0x0000000077210000-0x00000000773B9000-memory.dmp
memory/2816-273-0x000000001ED50000-0x000000001EE60000-memory.dmp
memory/2816-290-0x00000000006B0000-0x00000000006BA000-memory.dmp
memory/2816-277-0x000000001E070000-0x000000001E094000-memory.dmp
memory/2816-278-0x0000000005B00000-0x0000000005B0A000-memory.dmp
memory/2816-279-0x000000001F780000-0x000000001F7AA000-memory.dmp
memory/2816-280-0x000000001F7B0000-0x000000001F862000-memory.dmp
memory/2816-281-0x0000000000630000-0x00000000006AA000-memory.dmp
memory/2816-282-0x000000001DF90000-0x000000001DFF2000-memory.dmp
memory/2816-283-0x0000000000450000-0x000000000045A000-memory.dmp
memory/2816-287-0x000000001FD40000-0x0000000020040000-memory.dmp
memory/2816-289-0x00000000006B0000-0x00000000006BA000-memory.dmp
memory/2816-276-0x0000000000500000-0x0000000000514000-memory.dmp
memory/2816-291-0x000000001EAA0000-0x000000001EAAA000-memory.dmp
memory/2816-292-0x000000001ED20000-0x000000001ED42000-memory.dmp
memory/2816-295-0x000000001EAB0000-0x000000001EABC000-memory.dmp
memory/2816-299-0x00000000006B0000-0x00000000006BA000-memory.dmp
memory/2816-300-0x00000000006B0000-0x00000000006BA000-memory.dmp
memory/2816-275-0x00000000006C0000-0x00000000006CC000-memory.dmp
memory/2816-272-0x0000000000A80000-0x0000000004378000-memory.dmp
memory/2816-274-0x00000000004F0000-0x0000000000500000-memory.dmp
memory/2904-303-0x00000000727A0000-0x0000000073802000-memory.dmp
memory/2904-305-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp
memory/2904-311-0x0000000000400000-0x00000000004C6000-memory.dmp
memory/2904-304-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp