Analysis
- max time kernel
115s - max time network
119s - platform
windows10_x64 - resource
win10-en-20210920 - submitted
23/09/2021, 11:03
General
- Target 48f75bdbc25c9cc7df1fe7837a81bf35.exe
- Size 192KB
- Sample210923-m5ppnsabb3
- SHA256 397c1235b17a6b14fa61e480e59cf0d6c7d2cf7d633ae1c3957f82c23c985b95
Score
10/10
Malware Config
Signatures
- Guloader,Cloudeye
A shellcode based downloader first seen in 2020.
- Checks QEMU agent file 2 TTPs 1 IoCs
Checks presence of QEMU agent, possibly to detect virtualization.
- Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
- Suspicious use of SetThreadContext 1 IoCs
- Suspicious behavior: MapViewOfSection 1 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 4 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\48f75bdbc25c9cc7df1fe7837a81bf35.exe"C:\Users\Admin\AppData\Local\Temp\48f75bdbc25c9cc7df1fe7837a81bf35.exe"1⤵
- Checks QEMU agent file
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\48f75bdbc25c9cc7df1fe7837a81bf35.exe"C:\Users\Admin\AppData\Local\Temp\48f75bdbc25c9cc7df1fe7837a81bf35.exe"2⤵
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/2208-117-0x0000000002160000-0x0000000002174000-memory.dmp
memory/2208-121-0x00007FF9630E0000-0x00007FF9632BB000-memory.dmp
memory/2208-124-0x0000000077CD0000-0x0000000077E5E000-memory.dmp
memory/2208-123-0x0000000077CD0000-0x0000000077E5E000-memory.dmp
memory/3756-119-0x0000000000400000-0x0000000000553000-memory.dmp
memory/3756-120-0x0000000000401000-0x00000000004FD000-memory.dmp
memory/3756-122-0x0000000000560000-0x0000000000660000-memory.dmp