Analysis
- max time kernel
135s - max time network
137s - platform
windows11-21h2_x64 - resource
win11-20240419-en - resource tags
- submitted
02/05/2024, 10:46
General
- Target 9464f22ce35f993eb8e7f315aae82deef64ad905ad9d95e9822d1f763ba24bf8.exe
- Size 418KB
- Sample240502-mvcblahc85
- SHA256 9464f22ce35f993eb8e7f315aae82deef64ad905ad9d95e9822d1f763ba24bf8
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 29 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 20 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\9464f22ce35f993eb8e7f315aae82deef64ad905ad9d95e9822d1f763ba24bf8.exe"C:\Users\Admin\AppData\Local\Temp\9464f22ce35f993eb8e7f315aae82deef64ad905ad9d95e9822d1f763ba24bf8.exe"1⤵
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\u244.0.exe"C:\Users\Admin\AppData\Local\Temp\u244.0.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 4804 -s 24283⤵
- Program crash
-
-
-
C:\Users\Admin\AppData\Local\Temp\u244.2\run.exe"C:\Users\Admin\AppData\Local\Temp\u244.2\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 use of AdjustPrivilegeToken
-
-
-
-
C:\Users\Admin\AppData\Local\Temp\u244.3.exe"C:\Users\Admin\AppData\Local\Temp\u244.3.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 2740 -s 16482⤵
- Program crash
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4804 -ip 48041⤵
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 2740 -ip 27401⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
Are.docx
mozglue.dll
nss3.dll
be147ddf
ioloDMLog.txt
ioloDMLog.txt
tmp1AB8.tmp
tmp1ACA.tmp
u244.0.exe
u244.1.zip
UIxMarketPlugin.dll
bunch.dat
relay.dll
run.exe
whale.dbf
u244.3.exe
memory/1424-281-0x0000000072550000-0x00000000726CD000-memory.dmp
memory/1424-198-0x00007FFB3A320000-0x00007FFB3A529000-memory.dmp
memory/2740-1-0x0000000001AD0000-0x0000000001BD0000-memory.dmp
memory/2740-2-0x0000000003750000-0x00000000037BD000-memory.dmp
memory/2740-179-0x0000000000400000-0x0000000001A33000-memory.dmp
memory/2740-3-0x0000000000400000-0x0000000000470000-memory.dmp
memory/2740-201-0x0000000003750000-0x00000000037BD000-memory.dmp
memory/2740-217-0x0000000000400000-0x0000000000470000-memory.dmp
memory/2740-216-0x0000000000400000-0x0000000001A33000-memory.dmp
memory/3560-169-0x00007FFB3A320000-0x00007FFB3A529000-memory.dmp
memory/3560-188-0x0000000072550000-0x00000000726CD000-memory.dmp
memory/3560-168-0x0000000072550000-0x00000000726CD000-memory.dmp
memory/4364-294-0x0000000006030000-0x000000000604E000-memory.dmp
memory/4364-293-0x0000000006520000-0x0000000006A4C000-memory.dmp
memory/4364-283-0x0000000071050000-0x0000000072367000-memory.dmp
memory/4364-286-0x0000000000B00000-0x0000000000BC6000-memory.dmp
memory/4364-295-0x0000000006100000-0x0000000006166000-memory.dmp
memory/4364-287-0x00000000052F0000-0x0000000005382000-memory.dmp
memory/4364-288-0x0000000005940000-0x0000000005EE6000-memory.dmp
memory/4364-292-0x0000000005290000-0x000000000529A000-memory.dmp
memory/4364-289-0x0000000005560000-0x0000000005722000-memory.dmp
memory/4364-290-0x0000000005410000-0x0000000005486000-memory.dmp
memory/4364-291-0x00000000053A0000-0x00000000053F0000-memory.dmp
memory/4804-197-0x0000000000400000-0x0000000001A0F000-memory.dmp
memory/4804-16-0x0000000000400000-0x0000000001A0F000-memory.dmp
memory/4804-17-0x0000000000400000-0x0000000001A0F000-memory.dmp
memory/4804-18-0x0000000061E00000-0x0000000061EF3000-memory.dmp
memory/4804-191-0x0000000000400000-0x0000000001A0F000-memory.dmp
memory/4852-252-0x000001987B4E0000-0x000001987B4F0000-memory.dmp
memory/4852-268-0x000001987DC80000-0x000001987DC88000-memory.dmp
memory/4852-269-0x0000019880020000-0x0000019880058000-memory.dmp
memory/4852-270-0x000001987F940000-0x000001987F94E000-memory.dmp
memory/4852-271-0x000001981A0C0000-0x000001981A0CA000-memory.dmp
memory/4852-272-0x000001981A0D0000-0x000001981A0F2000-memory.dmp
memory/4852-273-0x000001981AC70000-0x000001981B198000-memory.dmp
memory/4852-277-0x000001981A0F0000-0x000001981A0FC000-memory.dmp
memory/4852-276-0x00000198800B0000-0x0000019880100000-memory.dmp
memory/4852-278-0x0000019880060000-0x0000019880082000-memory.dmp
memory/4852-279-0x0000019880000000-0x000001988001E000-memory.dmp
memory/4852-266-0x000001987DD10000-0x000001987E010000-memory.dmp
memory/4852-262-0x000001987B440000-0x000001987B44A000-memory.dmp
memory/4852-261-0x000001987DC90000-0x000001987DD06000-memory.dmp
memory/4852-260-0x000001987D7C0000-0x000001987D822000-memory.dmp
memory/4852-259-0x000001987DB90000-0x000001987DC0A000-memory.dmp
memory/4852-258-0x000001987D790000-0x000001987D7BA000-memory.dmp
memory/4852-257-0x000001987D830000-0x000001987D8E2000-memory.dmp
memory/4852-256-0x000001987D650000-0x000001987D65A000-memory.dmp
memory/4852-255-0x000001987D630000-0x000001987D654000-memory.dmp
memory/4852-254-0x000001987B4F0000-0x000001987B504000-memory.dmp
memory/4852-253-0x000001987B540000-0x000001987B54C000-memory.dmp
memory/4852-251-0x000001987D930000-0x000001987DA40000-memory.dmp
memory/4852-250-0x00000198776F0000-0x000001987AFE8000-memory.dmp
memory/4904-249-0x0000000000400000-0x00000000008AD000-memory.dmp