Analysis
- max time kernel
147s - max time network
152s - platform
windows11-21h2_x64 - resource
win11-20240426-en - resource tags
- submitted
30/04/2024, 00:07
General
- Target de3c10b71100b4579358589b88f4bfb336b1ec050a8fc1c8caad7814d31f7c1f.exe
- Size 357KB
- Sample240430-aed42aeh5s
- SHA256 de3c10b71100b4579358589b88f4bfb336b1ec050a8fc1c8caad7814d31f7c1f
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 28 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
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C:\Users\Admin\AppData\Local\Temp\de3c10b71100b4579358589b88f4bfb336b1ec050a8fc1c8caad7814d31f7c1f.exe"C:\Users\Admin\AppData\Local\Temp\de3c10b71100b4579358589b88f4bfb336b1ec050a8fc1c8caad7814d31f7c1f.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\u1ys.0.exe"C:\Users\Admin\AppData\Local\Temp\u1ys.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 2324 -s 17243⤵
- Program crash
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-
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C:\Users\Admin\AppData\Local\Temp\u1ys.2\run.exe"C:\Users\Admin\AppData\Local\Temp\u1ys.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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-
-
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C:\Users\Admin\AppData\Local\Temp\u1ys.3.exe"C:\Users\Admin\AppData\Local\Temp\u1ys.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 2548 -s 17202⤵
- Program crash
-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 2548 -ip 25481⤵
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 2324 -ip 23241⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
Are.docx
mozglue.dll
nss3.dll
b7569f53
ioloDMLog.txt
tmpF119.tmp
u1ys.0.exe
u1ys.1.zip
UIxMarketPlugin.dll
bunch.dat
relay.dll
run.exe
whale.dbf
u1ys.3.exe
memory/576-282-0x0000000005DB0000-0x0000000005E16000-memory.dmp
memory/576-278-0x0000000005150000-0x00000000051A0000-memory.dmp
memory/576-277-0x0000000005080000-0x00000000050F6000-memory.dmp
memory/576-281-0x0000000005CE0000-0x0000000005CFE000-memory.dmp
memory/576-279-0x0000000004F30000-0x0000000004F3A000-memory.dmp
memory/576-276-0x0000000005260000-0x0000000005422000-memory.dmp
memory/576-275-0x0000000005630000-0x0000000005BD6000-memory.dmp
memory/576-274-0x0000000004F40000-0x0000000004FD2000-memory.dmp
memory/576-273-0x0000000000900000-0x00000000009C6000-memory.dmp
memory/576-270-0x00000000725F0000-0x0000000073907000-memory.dmp
memory/576-280-0x0000000006210000-0x000000000673C000-memory.dmp
memory/576-295-0x0000000007510000-0x000000000751A000-memory.dmp
memory/1268-214-0x0000020DADE30000-0x0000020DADE92000-memory.dmp
memory/1268-235-0x0000020DB2A70000-0x0000020DB2A92000-memory.dmp
memory/1268-205-0x0000020DAD9A0000-0x0000020DADAB0000-memory.dmp
memory/1268-208-0x0000020DADAC0000-0x0000020DADAD4000-memory.dmp
memory/1268-209-0x0000020DADB30000-0x0000020DADB54000-memory.dmp
memory/1268-215-0x0000020DADF10000-0x0000020DADF86000-memory.dmp
memory/1268-203-0x0000020D8F9C0000-0x0000020D932B8000-memory.dmp
memory/1268-213-0x0000020DADDB0000-0x0000020DADE2A000-memory.dmp
memory/1268-212-0x0000020DADD00000-0x0000020DADDB2000-memory.dmp
memory/1268-211-0x0000020DADCD0000-0x0000020DADCFA000-memory.dmp
memory/1268-210-0x0000020DADCB0000-0x0000020DADCBA000-memory.dmp
memory/1268-216-0x0000020DAD780000-0x0000020DAD78A000-memory.dmp
memory/1268-220-0x0000020DADF90000-0x0000020DAE290000-memory.dmp
memory/1268-222-0x0000020DB1C00000-0x0000020DB1C08000-memory.dmp
memory/1268-223-0x0000020DB2300000-0x0000020DB2338000-memory.dmp
memory/1268-224-0x0000020DB22D0000-0x0000020DB22DE000-memory.dmp
memory/1268-225-0x0000020DB2C50000-0x0000020DB2C5A000-memory.dmp
memory/1268-226-0x0000020DB2C60000-0x0000020DB2C82000-memory.dmp
memory/1268-227-0x0000020DB31B0000-0x0000020DB36D8000-memory.dmp
memory/1268-231-0x0000020DB29D0000-0x0000020DB29DC000-memory.dmp
memory/1268-230-0x0000020DB2A20000-0x0000020DB2A70000-memory.dmp
memory/1268-206-0x0000020DADAB0000-0x0000020DADAC0000-memory.dmp
memory/1268-207-0x0000020DADAD0000-0x0000020DADADC000-memory.dmp
memory/1268-253-0x0000020DB2AA0000-0x0000020DB2ABE000-memory.dmp
memory/2300-98-0x0000000072250000-0x00000000723CD000-memory.dmp
memory/2300-99-0x00007FFE38F80000-0x00007FFE39189000-memory.dmp
memory/2300-127-0x0000000072250000-0x00000000723CD000-memory.dmp
memory/2324-146-0x0000000061E00000-0x0000000061EF3000-memory.dmp
memory/2324-267-0x0000000000400000-0x0000000002AF3000-memory.dmp
memory/2324-204-0x0000000000400000-0x0000000002AF3000-memory.dmp
memory/2324-126-0x0000000002E00000-0x0000000002F00000-memory.dmp
memory/2324-172-0x0000000000400000-0x0000000002AF3000-memory.dmp
memory/2548-119-0x0000000000400000-0x0000000002B17000-memory.dmp
memory/2548-121-0x00000000048E0000-0x000000000494D000-memory.dmp
memory/2548-2-0x00000000048E0000-0x000000000494D000-memory.dmp
memory/2548-3-0x0000000000400000-0x0000000002B17000-memory.dmp
memory/2548-1-0x0000000002D60000-0x0000000002E60000-memory.dmp
memory/2728-179-0x00007FFE38F80000-0x00007FFE39189000-memory.dmp
memory/2728-268-0x0000000072250000-0x00000000723CD000-memory.dmp
memory/4648-184-0x0000000000400000-0x00000000008AD000-memory.dmp
memory/4648-202-0x0000000000400000-0x00000000008AD000-memory.dmp