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Analysis

  • max time kernel
    118s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    21/03/2025, 14:32

General

  • Target

    2025-03-21_59add19371a6b1d9d2b02ffa823bd455_smoke-loader_wapomi.exe

  • Size

    42KB

  • MD5

    59add19371a6b1d9d2b02ffa823bd455

  • SHA1

    3e376c829ec69826ad961cb7bbc4009b2e03e214

  • SHA256

    007e6c48f15655afc5bf3f6e35cae3d93f4ea427c0f3d2f03fe539d8df2aebd1

  • SHA512

    0566b18b1458c81758e846b8f80369fa9f9bf0ec0607524b4ac3b7f8c8fe6d3300c7cb25cb19c667bf686aa712a235641c4ee725695ad8d0a8a62a8742d1e940

  • SSDEEP

    768:5ofFhw9NkRKFqIA4Q0ndmMI15glZBf3D2QGPL4vzZq2o9W7GsxBbPr:WaKK3mM45ghfpGCq2iW7z

Malware Config

Extracted

Family

bdaejec

C2

ddos.dnsnb8.net

Signatures

  • Bdaejec

    Bdaejec is a backdoor written in C++.

  • Bdaejec family
  • Detects Bdaejec Backdoor. 2 IoCs

    Bdaejec is backdoor written in C++.

  • ASPack v2.12-2.42 1 IoCs

    Detects executables packed with ASPack v2.12-2.42

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • UPX packed file 2 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Drops file in Program Files directory 64 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2025-03-21_59add19371a6b1d9d2b02ffa823bd455_smoke-loader_wapomi.exe
    "C:\Users\Admin\AppData\Local\Temp\2025-03-21_59add19371a6b1d9d2b02ffa823bd455_smoke-loader_wapomi.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2420
    • C:\Users\Admin\AppData\Local\Temp\MoQGDPdn.exe
      C:\Users\Admin\AppData\Local\Temp\MoQGDPdn.exe
      2⤵
      • Executes dropped EXE
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2484
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\2f711b25.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        PID:1376

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\2f711b25.bat

    Filesize

    191B

    MD5

    cf6c7106d9d03ecb8de8c387e6eeb509

    SHA1

    a76420cb715ba9041ccdfd55472128d7f6784483

    SHA256

    c0aa4028c2ce881f1abb62663708d9897f90adc85457b3d2876db7e8ccb00c79

    SHA512

    a5b31c81b1acc9324dd3182dda17452c56e5f3520d826022aadf72423e549b43fef775aaf6ad597a0802d58fc4132be341cad4a720fd7f4b5b9c70df20c3d907

  • C:\Users\Admin\AppData\Local\Temp\MoQGDPdn.exe

    Filesize

    15KB

    MD5

    56b2c3810dba2e939a8bb9fa36d3cf96

    SHA1

    99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

    SHA256

    4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

    SHA512

    27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

  • memory/2420-0-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2420-10-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2484-12-0x0000000000A40000-0x0000000000A49000-memory.dmp

    Filesize

    36KB

  • memory/2484-15-0x0000000000A40000-0x0000000000A49000-memory.dmp

    Filesize

    36KB