Analysis
- max time kernel
150s - max time network
153s - platform
windows10-2004_x64 - resource
win10v2004-20220721-en - resource tags
- submitted
27/07/2022, 15:00
General
- Target hesaphareketi-01.exe
- Size 675KB
- Sample220727-sdblmaehdn
- SHA256 04dd34e9c47d5e11228de612106b71ba98fc2ca94840543acaf843cbb7123e99
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
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
- Suspicious behavior: EnumeratesProcesses 7 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 13 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\hesaphareketi-01.exe"C:\Users\Admin\AppData\Local\Temp\hesaphareketi-01.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\hesaphareketi-01.exe"C:\Users\Admin\AppData\Local\Temp\hesaphareketi-01.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
-
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/1240-145-0x0000000000400000-0x0000000000427000-memory.dmp
memory/1240-144-0x0000000000400000-0x0000000000427000-memory.dmp
memory/1240-139-0x0000000000400000-0x0000000000427000-memory.dmp
memory/1240-137-0x0000000000400000-0x0000000000427000-memory.dmp
memory/3904-143-0x0000000000710000-0x000000000072A000-memory.dmp
memory/3908-135-0x0000000000810000-0x0000000000876000-memory.dmp
memory/3908-134-0x0000000006D00000-0x0000000006D9C000-memory.dmp
memory/3908-133-0x0000000004A50000-0x0000000004A5A000-memory.dmp
memory/3908-130-0x0000000000010000-0x00000000000BE000-memory.dmp
memory/3908-132-0x0000000004AB0000-0x0000000004B42000-memory.dmp
memory/3908-131-0x0000000005060000-0x0000000005604000-memory.dmp