Analysis
- max time kernel
148s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20240802-en - resource tags
- submitted
14/08/2024, 01:13
General
- Target 760b7220124d78a09137d75a21c4926e23021a0bc0c183361b6ff06fbef90a9a.exe
- Size 696KB
- Sample240814-bk3v1stdke
- SHA256 760b7220124d78a09137d75a21c4926e23021a0bc0c183361b6ff06fbef90a9a
Malware Config
Signatures
- Guloader,Cloudeye
A shellcode based downloader first seen in 2020.
- Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
- Detected Nirsoft tools 6 IoCs
Free utilities often used by attackers which can steal passwords, product keys, etc.
- NirSoft MailPassView 2 IoCs
Password recovery tool for various email clients
- NirSoft WebBrowserPassView 2 IoCs
Password recovery tool for various web browsers
- Loads dropped DLL 2 IoCs
- Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
- Suspicious use of NtCreateThreadExHideFromDebugger 2 IoCs
- Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
- Suspicious use of SetThreadContext 4 IoCs
- Drops file in Program Files directory 3 IoCs
- Drops file in Windows directory 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 5 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Suspicious behavior: EnumeratesProcesses 6 IoCs
- Suspicious behavior: MapViewOfSection 4 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 14 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\760b7220124d78a09137d75a21c4926e23021a0bc0c183361b6ff06fbef90a9a.exe"C:\Users\Admin\AppData\Local\Temp\760b7220124d78a09137d75a21c4926e23021a0bc0c183361b6ff06fbef90a9a.exe"1⤵
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- Drops file in Program Files directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\760b7220124d78a09137d75a21c4926e23021a0bc0c183361b6ff06fbef90a9a.exe"C:\Users\Admin\AppData\Local\Temp\760b7220124d78a09137d75a21c4926e23021a0bc0c183361b6ff06fbef90a9a.exe"2⤵
- Suspicious use of NtCreateThreadExHideFromDebugger
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\760b7220124d78a09137d75a21c4926e23021a0bc0c183361b6ff06fbef90a9a.exeC:\Users\Admin\AppData\Local\Temp\760b7220124d78a09137d75a21c4926e23021a0bc0c183361b6ff06fbef90a9a.exe /stext "C:\Users\Admin\AppData\Local\Temp\ekmoojehceymjojkcxyi"3⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
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-
C:\Users\Admin\AppData\Local\Temp\760b7220124d78a09137d75a21c4926e23021a0bc0c183361b6ff06fbef90a9a.exeC:\Users\Admin\AppData\Local\Temp\760b7220124d78a09137d75a21c4926e23021a0bc0c183361b6ff06fbef90a9a.exe /stext "C:\Users\Admin\AppData\Local\Temp\hnazgcpiqmqruuyolilbsqo"3⤵
- Accesses Microsoft Outlook accounts
- System Location Discovery: System Language Discovery
-
-
C:\Users\Admin\AppData\Local\Temp\760b7220124d78a09137d75a21c4926e23021a0bc0c183361b6ff06fbef90a9a.exeC:\Users\Admin\AppData\Local\Temp\760b7220124d78a09137d75a21c4926e23021a0bc0c183361b6ff06fbef90a9a.exe /stext "C:\Users\Admin\AppData\Local\Temp\rhfrhuaceviwwamactyddviczmh"3⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
Funditores239.lnk
ekmoojehceymjojkcxyi
nsm984C.tmp
nsm984C.tmp
nsm984C.tmp
nsm984C.tmp
nsm984C.tmp
nsm984C.tmp
nsm984C.tmp
nsm984C.tmp
nsn9A22.tmp
nsr9696.tmp
System.dll
memory/896-1150-0x0000000000400000-0x0000000000478000-memory.dmp
memory/896-1130-0x0000000000400000-0x0000000000478000-memory.dmp
memory/896-1133-0x0000000000400000-0x0000000000478000-memory.dmp
memory/896-1137-0x0000000000400000-0x0000000000478000-memory.dmp
memory/1220-1120-0x00000000745D5000-0x00000000745D6000-memory.dmp
memory/1220-1119-0x0000000077771000-0x0000000077891000-memory.dmp
memory/1220-1122-0x0000000004A30000-0x000000000632F000-memory.dmp
memory/1220-1118-0x0000000004A30000-0x000000000632F000-memory.dmp
memory/1220-1127-0x0000000004A30000-0x000000000632F000-memory.dmp
memory/2972-1124-0x0000000077815000-0x0000000077816000-memory.dmp
memory/2972-1125-0x0000000000490000-0x00000000016E4000-memory.dmp
memory/2972-1156-0x0000000033D30000-0x0000000033D49000-memory.dmp
memory/2972-1157-0x0000000033D30000-0x0000000033D49000-memory.dmp
memory/2972-1153-0x0000000033D30000-0x0000000033D49000-memory.dmp
memory/2972-1121-0x00000000016F0000-0x0000000002FEF000-memory.dmp
memory/2972-1139-0x0000000077771000-0x0000000077891000-memory.dmp
memory/2972-1126-0x00000000016F0000-0x0000000002FEF000-memory.dmp
memory/2972-1123-0x00000000777F8000-0x00000000777F9000-memory.dmp
memory/3168-1135-0x0000000000400000-0x0000000000424000-memory.dmp
memory/3168-1134-0x0000000000400000-0x0000000000424000-memory.dmp
memory/3168-1140-0x0000000000400000-0x0000000000424000-memory.dmp
memory/3168-1136-0x0000000000400000-0x0000000000424000-memory.dmp
memory/4220-1131-0x0000000000400000-0x0000000000462000-memory.dmp
memory/4220-1132-0x0000000000400000-0x0000000000462000-memory.dmp
memory/4220-1144-0x0000000000400000-0x0000000000462000-memory.dmp
memory/4220-1141-0x0000000000400000-0x0000000000462000-memory.dmp