Analysis
- max time kernel
149s - max time network
151s - platform
windows7_x64 - resource
win7-20240419-en - resource tags
- submitted
22/05/2024, 14:52
General
- Target d5c2c232447f0e59930b03dfb417815c61fa857d6ed61237554a947e598a08f1.exe
- Size 793KB
- Sample240522-r87f4sfa53
- SHA256 d5c2c232447f0e59930b03dfb417815c61fa857d6ed61237554a947e598a08f1
Score
10/10
Malware Config
Signatures
- Guloader,Cloudeye
A shellcode based downloader first seen in 2020.
- Loads dropped DLL 1 IoCs
- Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
- Drops file in System32 directory 1 IoCs
- Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
- Suspicious use of SetThreadContext 1 IoCs
- Drops file in Program Files directory 1 IoCs
- Drops file in Windows directory 2 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Suspicious behavior: MapViewOfSection 1 IoCs
- Suspicious use of WriteProcessMemory 6 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\d5c2c232447f0e59930b03dfb417815c61fa857d6ed61237554a947e598a08f1.exe"C:\Users\Admin\AppData\Local\Temp\d5c2c232447f0e59930b03dfb417815c61fa857d6ed61237554a947e598a08f1.exe"1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- Drops file in Program Files directory
- Drops file in Windows directory
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\d5c2c232447f0e59930b03dfb417815c61fa857d6ed61237554a947e598a08f1.exe"C:\Users\Admin\AppData\Local\Temp\d5c2c232447f0e59930b03dfb417815c61fa857d6ed61237554a947e598a08f1.exe"2⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
System.dll
memory/1736-14-0x00000000040D0000-0x00000000060D1000-memory.dmp
memory/1736-15-0x0000000077981000-0x0000000077A82000-memory.dmp
memory/1736-16-0x0000000077980000-0x0000000077B29000-memory.dmp
memory/1736-19-0x00000000040D0000-0x00000000060D1000-memory.dmp
memory/1736-54-0x00000000040D0000-0x00000000060D1000-memory.dmp
memory/2668-17-0x0000000000400000-0x0000000001462000-memory.dmp
memory/2668-18-0x0000000077980000-0x0000000077B29000-memory.dmp
memory/2668-20-0x0000000000400000-0x0000000001462000-memory.dmp