Analysis
- max time kernel
140s - max time network
141s - platform
windows11-21h2_x64 - resource
win11-20240419-en - resource tags
- submitted
01/05/2024, 16:30
General
- Target 7720ad047cc007a51ee20e1eda9ee70350bb162683753b54c1f55aea312cf1f7.exe
- Size 433KB
- Sample240501-tzv3tsdd66
- SHA256 7720ad047cc007a51ee20e1eda9ee70350bb162683753b54c1f55aea312cf1f7
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\7720ad047cc007a51ee20e1eda9ee70350bb162683753b54c1f55aea312cf1f7.exe"C:\Users\Admin\AppData\Local\Temp\7720ad047cc007a51ee20e1eda9ee70350bb162683753b54c1f55aea312cf1f7.exe"1⤵
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\u1n0.0.exe"C:\Users\Admin\AppData\Local\Temp\u1n0.0.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 2340 -s 24883⤵
- Program crash
-
-
-
C:\Users\Admin\AppData\Local\Temp\u1n0.2\run.exe"C:\Users\Admin\AppData\Local\Temp\u1n0.2\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\u1n0.3.exe"C:\Users\Admin\AppData\Local\Temp\u1n0.3.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
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2124 -s 11642⤵
- Program crash
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 2124 -ip 21241⤵
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 2340 -ip 23401⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
Are.docx
mozglue.dll
nss3.dll
d3de4d55
ioloDMLog.txt
ioloDMLog.txt
tmpECC2.tmp
tmpECE4.tmp
u1n0.0.exe
u1n0.1.zip
UIxMarketPlugin.dll
bunch.dat
relay.dll
run.exe
whale.dbf
u1n0.3.exe
memory/608-315-0x0000000007C80000-0x0000000007C8A000-memory.dmp
memory/608-316-0x00000000052C0000-0x00000000052D2000-memory.dmp
memory/608-290-0x0000000005F10000-0x0000000005F76000-memory.dmp
memory/608-288-0x00000000062F0000-0x000000000681C000-memory.dmp
memory/608-287-0x00000000050A0000-0x00000000050AA000-memory.dmp
memory/608-285-0x00000000051E0000-0x0000000005256000-memory.dmp
memory/608-286-0x00000000052F0000-0x0000000005340000-memory.dmp
memory/608-289-0x0000000005E40000-0x0000000005E5E000-memory.dmp
memory/608-284-0x00000000054C0000-0x0000000005682000-memory.dmp
memory/608-283-0x0000000005710000-0x0000000005CB6000-memory.dmp
memory/608-282-0x00000000050C0000-0x0000000005152000-memory.dmp
memory/608-281-0x0000000000910000-0x00000000009D6000-memory.dmp
memory/608-278-0x00000000711F0000-0x0000000072507000-memory.dmp
memory/608-317-0x0000000005380000-0x00000000053BC000-memory.dmp
memory/1080-238-0x0000000072DD0000-0x0000000072F4D000-memory.dmp
memory/1080-149-0x00007FFFCFA80000-0x00007FFFCFC89000-memory.dmp
memory/2124-3-0x0000000000400000-0x0000000000470000-memory.dmp
memory/2124-1-0x0000000002CB0000-0x0000000002DB0000-memory.dmp
memory/2124-2-0x0000000004870000-0x00000000048DD000-memory.dmp
memory/2124-24-0x0000000000400000-0x0000000002B2A000-memory.dmp
memory/2124-125-0x0000000000400000-0x0000000000470000-memory.dmp
memory/2124-124-0x0000000004870000-0x00000000048DD000-memory.dmp
memory/2124-123-0x0000000000400000-0x0000000002B2A000-memory.dmp
memory/2340-164-0x0000000000400000-0x0000000002B06000-memory.dmp
memory/2340-148-0x0000000000400000-0x0000000002B06000-memory.dmp
memory/2340-167-0x0000000061E00000-0x0000000061EF3000-memory.dmp
memory/2340-275-0x0000000000400000-0x0000000002B06000-memory.dmp
memory/3904-130-0x0000000072DD0000-0x0000000072F4D000-memory.dmp
memory/3904-103-0x00007FFFCFA80000-0x00007FFFCFC89000-memory.dmp
memory/3904-102-0x0000000072DD0000-0x0000000072F4D000-memory.dmp
memory/4868-202-0x000001C5DBD80000-0x000001C5DBD94000-memory.dmp
memory/4868-165-0x000001C5BDDB0000-0x000001C5C16A8000-memory.dmp
memory/4868-227-0x000001C5E0E10000-0x000001C5E0E60000-memory.dmp
memory/4868-235-0x000001C5E0E60000-0x000001C5E0E82000-memory.dmp
memory/4868-236-0x000001C5E0E90000-0x000001C5E0EAE000-memory.dmp
memory/4868-207-0x000001C5DBE20000-0x000001C5DBE2A000-memory.dmp
memory/4868-201-0x000001C5DBD90000-0x000001C5DBD9C000-memory.dmp
memory/4868-224-0x000001C5E15A0000-0x000001C5E1AC8000-memory.dmp
memory/4868-222-0x000001C5E1040000-0x000001C5E104A000-memory.dmp
memory/4868-223-0x000001C5E1050000-0x000001C5E1072000-memory.dmp
memory/4868-193-0x000001C5DBF20000-0x000001C5DC030000-memory.dmp
memory/4868-220-0x000001C5E06E0000-0x000001C5E0718000-memory.dmp
memory/4868-221-0x000001C5E06B0000-0x000001C5E06BE000-memory.dmp
memory/4868-228-0x000001C5E0DC0000-0x000001C5E0DCC000-memory.dmp
memory/4868-210-0x000001C5DC1B0000-0x000001C5DC22A000-memory.dmp
memory/4868-212-0x000001C5DC310000-0x000001C5DC386000-memory.dmp
memory/4868-208-0x000001C5DBE50000-0x000001C5DBF02000-memory.dmp
memory/4868-219-0x000001C5E0DA0000-0x000001C5E0DA8000-memory.dmp
memory/4868-217-0x000001C5DC390000-0x000001C5DC690000-memory.dmp
memory/4868-211-0x000001C5DC230000-0x000001C5DC292000-memory.dmp
memory/4868-200-0x000001C5C3480000-0x000001C5C3490000-memory.dmp
memory/4868-213-0x000001C5DBC50000-0x000001C5DBC5A000-memory.dmp
memory/4868-203-0x000001C5DBDF0000-0x000001C5DBE14000-memory.dmp
memory/4868-209-0x000001C5DC180000-0x000001C5DC1AA000-memory.dmp
memory/5020-152-0x0000000000400000-0x00000000008AD000-memory.dmp
memory/5020-163-0x0000000000400000-0x00000000008AD000-memory.dmp