Analysis
- max time kernel
150s - max time network
129s - platform
windows10-2004_x64 - resource
win10v2004-20220721-en - resource tags
- submitted
11/08/2022, 04:30
General
- Target SecuriteInfo.com.W32.AIDetectNet.01.18072.exe
- Size 568KB
- Sample220811-e4tcgaagdl
- SHA256 7b968e65480e574dbf93ace25a28a30ca1f7b77fa98aabe980435484c365efbc
Malware Config
Signatures
- BluStealer
A Modular information stealer written in Visual Basic.
- StormKitty
StormKitty is an open source info stealer written in C#.
- StormKitty payload 1 IoCs
- Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
- Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Suspicious use of SetThreadContext 2 IoCs
- Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 16 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.W32.AIDetectNet.01.18072.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.W32.AIDetectNet.01.18072.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"{path}"2⤵
-
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"{path}"2⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exeC:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe3⤵
- Accesses Microsoft Outlook profiles
- Checks processor information in registry
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/1652-145-0x0000000004DB0000-0x0000000004E16000-memory.dmp
memory/1652-144-0x0000000000960000-0x000000000097A000-memory.dmp
memory/2328-142-0x0000000000400000-0x0000000000423000-memory.dmp
memory/2328-137-0x0000000000400000-0x0000000000423000-memory.dmp
memory/2328-139-0x0000000000400000-0x0000000000423000-memory.dmp
memory/2328-146-0x0000000000400000-0x0000000000423000-memory.dmp
memory/4088-134-0x0000000004FB0000-0x0000000004FBA000-memory.dmp
memory/4088-130-0x0000000000580000-0x0000000000614000-memory.dmp
memory/4088-133-0x0000000005060000-0x00000000050FC000-memory.dmp
memory/4088-132-0x0000000004FC0000-0x0000000005052000-memory.dmp
memory/4088-131-0x00000000054D0000-0x0000000005A74000-memory.dmp