Analysis
- max time kernel
136s - max time network
145s - platform
windows11-21h2_x64 - resource
win11-20240419-en - resource tags
- submitted
02/05/2024, 09:46
General
- Target e2181c2596042502e2da7a84f66d2bfad210c3a3c1ab9b410ad6129e58877b2b.exe
- Size 414KB
- Sample240502-lrpxvagd55
- SHA256 e2181c2596042502e2da7a84f66d2bfad210c3a3c1ab9b410ad6129e58877b2b
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 30 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\e2181c2596042502e2da7a84f66d2bfad210c3a3c1ab9b410ad6129e58877b2b.exe"C:\Users\Admin\AppData\Local\Temp\e2181c2596042502e2da7a84f66d2bfad210c3a3c1ab9b410ad6129e58877b2b.exe"1⤵
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\u2o0.0.exe"C:\Users\Admin\AppData\Local\Temp\u2o0.0.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 2920 -s 24603⤵
- Program crash
-
-
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C:\Users\Admin\AppData\Local\Temp\u2o0.2\run.exe"C:\Users\Admin\AppData\Local\Temp\u2o0.2\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
-
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
-
-
-
-
C:\Users\Admin\AppData\Local\Temp\u2o0.3.exe"C:\Users\Admin\AppData\Local\Temp\u2o0.3.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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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3456 -s 11682⤵
- Program crash
-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 3456 -ip 34561⤵
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 2920 -ip 29201⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
Are.docx
mozglue.dll
nss3.dll
ad8ea6bd
ioloDMLog.txt
tmp7DC.tmp
tmp7FE.tmp
u2o0.0.exe
u2o0.1.zip
UIxMarketPlugin.dll
bunch.dat
relay.dll
run.exe
whale.dbf
u2o0.3.exe
memory/1168-263-0x000001A7230D0000-0x000001A723120000-memory.dmp
memory/1168-248-0x000001A705570000-0x000001A70557A000-memory.dmp
memory/1168-267-0x000001A7230A0000-0x000001A7230BE000-memory.dmp
memory/1168-266-0x000001A7233A0000-0x000001A7233C2000-memory.dmp
memory/1168-264-0x000001A723050000-0x000001A72305C000-memory.dmp
memory/1168-260-0x000001A7235B0000-0x000001A723AD8000-memory.dmp
memory/1168-258-0x000001A723020000-0x000001A72302A000-memory.dmp
memory/1168-259-0x000001A723030000-0x000001A723052000-memory.dmp
memory/1168-257-0x000001A722960000-0x000001A72296E000-memory.dmp
memory/1168-256-0x000001A722990000-0x000001A7229C8000-memory.dmp
memory/1168-255-0x000001A723010000-0x000001A723018000-memory.dmp
memory/1168-252-0x000001A71E600000-0x000001A71E900000-memory.dmp
memory/1168-245-0x000001A71E480000-0x000001A71E4FA000-memory.dmp
memory/1168-246-0x000001A71E200000-0x000001A71E262000-memory.dmp
memory/1168-236-0x000001A700020000-0x000001A703918000-memory.dmp
memory/1168-237-0x000001A71E090000-0x000001A71E1A0000-memory.dmp
memory/1168-238-0x000001A705610000-0x000001A705620000-memory.dmp
memory/1168-239-0x000001A705630000-0x000001A70563C000-memory.dmp
memory/1168-240-0x000001A705620000-0x000001A705634000-memory.dmp
memory/1168-241-0x000001A71E1A0000-0x000001A71E1C4000-memory.dmp
memory/1168-243-0x000001A71E1D0000-0x000001A71E1FA000-memory.dmp
memory/1168-242-0x000001A71DF80000-0x000001A71DF8A000-memory.dmp
memory/1168-244-0x000001A71E3D0000-0x000001A71E482000-memory.dmp
memory/1168-247-0x000001A71E580000-0x000001A71E5F6000-memory.dmp
memory/1360-254-0x00000000724C0000-0x000000007263D000-memory.dmp
memory/1360-154-0x00007FFC4C100000-0x00007FFC4C309000-memory.dmp
memory/2460-270-0x0000000070FC0000-0x00000000722D7000-memory.dmp
memory/2460-307-0x0000000007DF0000-0x0000000007DFA000-memory.dmp
memory/2460-280-0x0000000005730000-0x00000000057C2000-memory.dmp
memory/2460-279-0x0000000001100000-0x00000000011C6000-memory.dmp
memory/2460-281-0x0000000005D80000-0x0000000006326000-memory.dmp
memory/2460-287-0x00000000064E0000-0x00000000064FE000-memory.dmp
memory/2460-286-0x0000000006960000-0x0000000006E8C000-memory.dmp
memory/2460-285-0x00000000057E0000-0x00000000057EA000-memory.dmp
memory/2460-284-0x00000000058D0000-0x0000000005920000-memory.dmp
memory/2460-288-0x00000000065B0000-0x0000000006616000-memory.dmp
memory/2460-283-0x0000000005850000-0x00000000058C6000-memory.dmp
memory/2460-282-0x00000000059D0000-0x0000000005B92000-memory.dmp
memory/2920-153-0x0000000000400000-0x0000000001A0F000-memory.dmp
memory/2920-18-0x0000000061E00000-0x0000000061EF3000-memory.dmp
memory/2920-16-0x0000000000400000-0x0000000001A0F000-memory.dmp
memory/2920-278-0x0000000000400000-0x0000000001A0F000-memory.dmp
memory/2920-17-0x0000000000400000-0x0000000001A0F000-memory.dmp
memory/2920-222-0x0000000000400000-0x0000000001A0F000-memory.dmp
memory/3448-139-0x00000000724C0000-0x000000007263D000-memory.dmp
memory/3448-140-0x00007FFC4C100000-0x00007FFC4C309000-memory.dmp
memory/3448-149-0x00000000724C0000-0x000000007263D000-memory.dmp
memory/3456-152-0x0000000000400000-0x0000000001A32000-memory.dmp
memory/3456-1-0x0000000001BE0000-0x0000000001CE0000-memory.dmp
memory/3456-174-0x0000000000400000-0x0000000000470000-memory.dmp
memory/3456-173-0x0000000000400000-0x0000000001A32000-memory.dmp
memory/3456-3-0x0000000000400000-0x0000000000470000-memory.dmp
memory/3456-2-0x0000000003790000-0x00000000037FD000-memory.dmp
memory/5108-235-0x0000000000400000-0x00000000008AD000-memory.dmp
memory/5108-223-0x0000000000400000-0x00000000008AD000-memory.dmp