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Analysis
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max time kernel
150s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20230915-en -
resource tags
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submitted
06/10/2023, 20:39
General
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Target
SecuriteInfo.com.Win32.DropperX-gen.17769.5978.exe
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Size
274KB
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MD5
b9fb5d09c9353294a07d3cbe9e3cdf32
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SHA1
360671e99ada386546ee2562b575f6d7e6fdcc76
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SHA256
d16581b77c0a19e06d4e612349abd154ee48f527933aa3ecc50c215c1cbadd95
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SHA512
b091d086eed013e91041a39b17863263325ecbd00ff31da097a583dc931b4f1816a0dec15210d46354fcf859b177286c0994b602db5cadc4db1e2c9d9afb912e
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SSDEEP
3072:hXRpnwP6V6EBlO39wH9ejw56C/pcTcKgoIcVTE8bA4l8KU:JR+PTEBlOA9Cw5Z/pcTzIcxE8r8K
Malware Config
Extracted
smokeloader
up3
Extracted
smokeloader
2020
http://host-file-host6.com/
http://host-host-file8.com/
Signatures
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SmokeLoader
Modular backdoor trojan in use since 2014.
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Suspicious use of SetThreadContext 1 IoCs
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Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
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Modifies registry class 3 IoCs
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Suspicious behavior: EnumeratesProcesses 64 IoCs
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Suspicious behavior: GetForegroundWindowSpam 1 IoCs
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Suspicious behavior: MapViewOfSection 1 IoCs
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Suspicious use of AdjustPrivilegeToken 15 IoCs
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Suspicious use of FindShellTrayWindow 2 IoCs
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Suspicious use of UnmapMainImage 1 IoCs
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Suspicious use of WriteProcessMemory 6 IoCs
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Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
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C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.DropperX-gen.17769.5978.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.DropperX-gen.17769.5978.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.DropperX-gen.17769.5978.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.DropperX-gen.17769.5978.exe"2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
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C:\Windows\system32\rundll32.exe"C:\Windows\system32\rundll32.exe" "C:\Windows\SYSTEM32\EDGEHTML.dll",#141 Microsoft.VCLibs.140.00_8wekyb3d8bbwe1⤵
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k UnistackSvcGroup1⤵
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
36KB
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Filesize
1024KB
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Filesize
88KB
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Filesize
36KB
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Filesize
36KB
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Filesize
36KB
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Filesize
64KB
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Filesize
64KB
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Filesize
4KB
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Filesize
4KB
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Filesize
4KB
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Filesize
4KB