Analysis
- max time kernel
142s - max time network
127s - platform
windows7_x64 - resource
win7-20240704-en - resource tags
- submitted
17/07/2024, 16:04
General
- Target MalwareBazaar.exe
- Size 549KB
- Sample240717-th713a1fnd
- SHA256 c293bf33914dcab819681869283b39b23b45fb608d42fa3a26562d301eab3746
Malware Config
Signatures
- Guloader,Cloudeye
A shellcode based downloader first seen in 2020.
- Lokibot
Lokibot is a Password and CryptoCoin Wallet Stealer.
- Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell and hide display window.
- 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 profiles 1 TTPs 3 IoCs
- Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
- Suspicious use of NtCreateThreadExHideFromDebugger 2 IoCs
- Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
- Suspicious use of SetThreadContext 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- NSIS installer 2 IoCs
- Suspicious behavior: EnumeratesProcesses 8 IoCs
- Suspicious behavior: MapViewOfSection 1 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 10 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\MalwareBazaar.exe"C:\Users\Admin\AppData\Local\Temp\MalwareBazaar.exe"1⤵
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"powershell.exe" -windowstyle hidden "$Nervures=Get-Content 'C:\Users\Admin\AppData\Local\Bagtes\zygomata.Coo';$Omfangsbedmmelses64=$Nervures.SubString(24976,3);.$Omfangsbedmmelses64($Nervures)"2⤵
- Command and Scripting Interpreter: PowerShell
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\Valmuer.exe"C:\Users\Admin\AppData\Local\Temp\Valmuer.exe"3⤵
- Loads dropped DLL
- Accesses Microsoft Outlook profiles
- Suspicious use of NtCreateThreadExHideFromDebugger
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
Papize.Qua252
zygomata.Coo
0f5007522459c86e95ffcc62f32308f1_ecb53134-212c-4ea0-b42c-6ba9df06ace3
0f5007522459c86e95ffcc62f32308f1_ecb53134-212c-4ea0-b42c-6ba9df06ace3
Valmuer.exe
memory/2580-50-0x0000000001470000-0x0000000002515000-memory.dmp
memory/2580-33-0x0000000000400000-0x0000000001462000-memory.dmp
memory/2580-25-0x0000000000400000-0x0000000001462000-memory.dmp
memory/2652-19-0x0000000073C60000-0x000000007420B000-memory.dmp
memory/2652-20-0x00000000065E0000-0x0000000007685000-memory.dmp
memory/2652-10-0x0000000073C61000-0x0000000073C62000-memory.dmp
memory/2652-17-0x0000000073C60000-0x000000007420B000-memory.dmp
memory/2652-29-0x0000000073C60000-0x000000007420B000-memory.dmp
memory/2652-14-0x0000000073C60000-0x000000007420B000-memory.dmp
memory/2652-13-0x0000000073C60000-0x000000007420B000-memory.dmp
memory/2652-12-0x0000000073C60000-0x000000007420B000-memory.dmp
memory/2652-11-0x0000000073C60000-0x000000007420B000-memory.dmp