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240226-feyrbsdb588Analysis
- max time kernel
291s - max time network
300s - platform
windows10-1703_x64 - resource
win10-20240221-en - resource tags
- submitted
26/02/2024, 04:47
General
- Target 40dc1ae099f2278650c0aa599ba00f659a87996208133d6a64b0cc5cbb5fe990.exe
- Size 1.8MB
- Sample240226-feyrbsdb58
- SHA256 40dc1ae099f2278650c0aa599ba00f659a87996208133d6a64b0cc5cbb5fe990
Malware Config
Signatures
- UPX packed file 53 IoCs
Detects executables packed with UPX/modified UPX open source packer.
- Adds Run key to start application 2 TTPs 1 IoCs
- Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
- Suspicious use of SetThreadContext 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Program crash 1 IoCs
- Suspicious behavior: EnumeratesProcesses 6 IoCs
- Suspicious use of WriteProcessMemory 8 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\40dc1ae099f2278650c0aa599ba00f659a87996208133d6a64b0cc5cbb5fe990.exe"C:\Users\Admin\AppData\Local\Temp\40dc1ae099f2278650c0aa599ba00f659a87996208133d6a64b0cc5cbb5fe990.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\40dc1ae099f2278650c0aa599ba00f659a87996208133d6a64b0cc5cbb5fe990.exe"C:\Users\Admin\AppData\Local\Temp\40dc1ae099f2278650c0aa599ba00f659a87996208133d6a64b0cc5cbb5fe990.exe"2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1412 -s 53443⤵
- Program crash
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
cached-microdesc-consensus.tmp
cached-microdescs.new
memory/1412-78-0x0000000000400000-0x0000000000848000-memory.dmp
memory/1412-84-0x0000000000400000-0x0000000000848000-memory.dmp
memory/1412-6-0x0000000000400000-0x0000000000848000-memory.dmp
memory/1412-7-0x0000000000400000-0x0000000000848000-memory.dmp
memory/1412-8-0x0000000000400000-0x0000000000848000-memory.dmp
memory/1412-9-0x0000000000400000-0x0000000000848000-memory.dmp
memory/1412-38-0x0000000000400000-0x0000000000848000-memory.dmp
memory/1412-76-0x0000000000400000-0x0000000000848000-memory.dmp
memory/1412-43-0x0000000000400000-0x0000000000848000-memory.dmp
memory/1412-44-0x0000000000400000-0x0000000000848000-memory.dmp
memory/1412-45-0x0000000000400000-0x0000000000848000-memory.dmp
memory/1412-49-0x0000000000400000-0x0000000000848000-memory.dmp
memory/1412-52-0x0000000000400000-0x0000000000848000-memory.dmp
memory/1412-53-0x0000000000400000-0x0000000000848000-memory.dmp
memory/1412-54-0x0000000000400000-0x0000000000848000-memory.dmp
memory/1412-55-0x0000000000400000-0x0000000000848000-memory.dmp
memory/1412-56-0x0000000000400000-0x0000000000848000-memory.dmp
memory/1412-57-0x0000000000400000-0x0000000000848000-memory.dmp
memory/1412-58-0x0000000000400000-0x0000000000848000-memory.dmp
memory/1412-59-0x0000000000400000-0x0000000000848000-memory.dmp
memory/1412-61-0x0000000000400000-0x0000000000848000-memory.dmp
memory/1412-60-0x0000000000400000-0x0000000000848000-memory.dmp
memory/1412-63-0x0000000000400000-0x0000000000848000-memory.dmp
memory/1412-64-0x0000000000400000-0x0000000000848000-memory.dmp
memory/1412-72-0x0000000000400000-0x0000000000848000-memory.dmp
memory/1412-74-0x0000000000400000-0x0000000000848000-memory.dmp
memory/1412-5-0x0000000000400000-0x0000000000848000-memory.dmp
memory/1412-2-0x0000000000400000-0x0000000000848000-memory.dmp
memory/1412-42-0x0000000000400000-0x0000000000848000-memory.dmp
memory/1412-81-0x0000000000400000-0x0000000000848000-memory.dmp
memory/1412-73-0x0000000000400000-0x0000000000848000-memory.dmp
memory/1412-69-0x0000000000400000-0x0000000000848000-memory.dmp
memory/1412-68-0x0000000000400000-0x0000000000848000-memory.dmp
memory/1412-71-0x0000000000400000-0x0000000000848000-memory.dmp
memory/1412-67-0x0000000000400000-0x0000000000848000-memory.dmp
memory/1412-65-0x0000000000400000-0x0000000000848000-memory.dmp
memory/1412-97-0x0000000000400000-0x0000000000848000-memory.dmp
memory/1412-95-0x0000000000400000-0x0000000000848000-memory.dmp
memory/1412-94-0x0000000000400000-0x0000000000848000-memory.dmp
memory/1412-105-0x0000000000400000-0x0000000000848000-memory.dmp
memory/1412-101-0x0000000000400000-0x0000000000848000-memory.dmp
memory/1412-89-0x0000000000400000-0x0000000000848000-memory.dmp
memory/1412-98-0x0000000000400000-0x0000000000848000-memory.dmp
memory/1412-96-0x0000000000400000-0x0000000000848000-memory.dmp
memory/1412-85-0x0000000000400000-0x0000000000848000-memory.dmp
memory/1412-93-0x0000000000400000-0x0000000000848000-memory.dmp
memory/1412-77-0x0000000000400000-0x0000000000848000-memory.dmp
memory/1412-83-0x0000000000400000-0x0000000000848000-memory.dmp
memory/1412-91-0x0000000000400000-0x0000000000848000-memory.dmp
memory/1412-87-0x0000000000400000-0x0000000000848000-memory.dmp
memory/1412-102-0x0000000000400000-0x0000000000848000-memory.dmp
memory/1412-100-0x0000000000400000-0x0000000000848000-memory.dmp
memory/1412-99-0x0000000000400000-0x0000000000848000-memory.dmp
memory/4544-1-0x0000000004B20000-0x0000000004CE1000-memory.dmp
memory/4544-3-0x0000000004CF0000-0x0000000004EA7000-memory.dmp