Analysis
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max time kernel
93s -
max time network
116s -
platform
windows10-2004_x64 -
resource
win10v2004-20240412-en -
resource tags
arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system -
submitted
17-04-2024 14:51
Static task
static1
Behavioral task
behavioral1
Sample
ea040833f500c29fb2229a00c1578500c65fffddab8eea70083ef392cc066bc4.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
ea040833f500c29fb2229a00c1578500c65fffddab8eea70083ef392cc066bc4.exe
Resource
win10v2004-20240412-en
General
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Target
ea040833f500c29fb2229a00c1578500c65fffddab8eea70083ef392cc066bc4.exe
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Size
290KB
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MD5
6db27327a2233d8ee11abbed6229604b
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SHA1
feb1887bd6f9c0f84ed539be18d2812042d87e74
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SHA256
ea040833f500c29fb2229a00c1578500c65fffddab8eea70083ef392cc066bc4
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SHA512
a0fac0a468fbc7d4f4b9a03a2a5fb94ec90172f04805066250a6c2fbf322a149acba3ecfd4cfa6889218e0c51bcece9d26c355cf36d5f939cb828a7735d5c5bf
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SSDEEP
6144:BecoZjpjdRLk/7Y8XOFPN8v9ntG/689RjObRXMA:B+ZjpRRA/7XOFPSvJq68fjObph
Malware Config
Extracted
smokeloader
pub1
Signatures
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SmokeLoader
Modular backdoor trojan in use since 2014.
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Suspicious use of SetThreadContext 1 IoCs
Processes:
ea040833f500c29fb2229a00c1578500c65fffddab8eea70083ef392cc066bc4.exedescription pid process target process PID 3748 set thread context of 4868 3748 ea040833f500c29fb2229a00c1578500c65fffddab8eea70083ef392cc066bc4.exe ea040833f500c29fb2229a00c1578500c65fffddab8eea70083ef392cc066bc4.exe -
Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
Processes:
ea040833f500c29fb2229a00c1578500c65fffddab8eea70083ef392cc066bc4.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI ea040833f500c29fb2229a00c1578500c65fffddab8eea70083ef392cc066bc4.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI ea040833f500c29fb2229a00c1578500c65fffddab8eea70083ef392cc066bc4.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI ea040833f500c29fb2229a00c1578500c65fffddab8eea70083ef392cc066bc4.exe -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
ea040833f500c29fb2229a00c1578500c65fffddab8eea70083ef392cc066bc4.exedescription pid process target process PID 3748 wrote to memory of 4868 3748 ea040833f500c29fb2229a00c1578500c65fffddab8eea70083ef392cc066bc4.exe ea040833f500c29fb2229a00c1578500c65fffddab8eea70083ef392cc066bc4.exe PID 3748 wrote to memory of 4868 3748 ea040833f500c29fb2229a00c1578500c65fffddab8eea70083ef392cc066bc4.exe ea040833f500c29fb2229a00c1578500c65fffddab8eea70083ef392cc066bc4.exe PID 3748 wrote to memory of 4868 3748 ea040833f500c29fb2229a00c1578500c65fffddab8eea70083ef392cc066bc4.exe ea040833f500c29fb2229a00c1578500c65fffddab8eea70083ef392cc066bc4.exe PID 3748 wrote to memory of 4868 3748 ea040833f500c29fb2229a00c1578500c65fffddab8eea70083ef392cc066bc4.exe ea040833f500c29fb2229a00c1578500c65fffddab8eea70083ef392cc066bc4.exe PID 3748 wrote to memory of 4868 3748 ea040833f500c29fb2229a00c1578500c65fffddab8eea70083ef392cc066bc4.exe ea040833f500c29fb2229a00c1578500c65fffddab8eea70083ef392cc066bc4.exe PID 3748 wrote to memory of 4868 3748 ea040833f500c29fb2229a00c1578500c65fffddab8eea70083ef392cc066bc4.exe ea040833f500c29fb2229a00c1578500c65fffddab8eea70083ef392cc066bc4.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\ea040833f500c29fb2229a00c1578500c65fffddab8eea70083ef392cc066bc4.exe"C:\Users\Admin\AppData\Local\Temp\ea040833f500c29fb2229a00c1578500c65fffddab8eea70083ef392cc066bc4.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3748 -
C:\Users\Admin\AppData\Local\Temp\ea040833f500c29fb2229a00c1578500c65fffddab8eea70083ef392cc066bc4.exe"C:\Users\Admin\AppData\Local\Temp\ea040833f500c29fb2229a00c1578500c65fffddab8eea70083ef392cc066bc4.exe"2⤵
- Checks SCSI registry key(s)
PID:4868
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/3748-1-0x0000000000660000-0x0000000000760000-memory.dmpFilesize
1024KB
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memory/3748-2-0x00000000005F0000-0x00000000005F9000-memory.dmpFilesize
36KB
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memory/4868-5-0x0000000000400000-0x0000000000409000-memory.dmpFilesize
36KB
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memory/4868-4-0x0000000000400000-0x0000000000409000-memory.dmpFilesize
36KB
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memory/4868-3-0x0000000000400000-0x0000000000409000-memory.dmpFilesize
36KB