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Analysis

  • max time kernel
    106s
  • max time network
    129s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30/12/2024, 17:32

General

  • Target

    2024-12-30_aeb1a09445e8ba0de96796badc804d8f_smoke-loader_wapomi.exe

  • Size

    36KB

  • MD5

    aeb1a09445e8ba0de96796badc804d8f

  • SHA1

    7bdfe635f14dd1b3f81b11902443ae08ae07eb63

  • SHA256

    01d48152d2fc34ffee13135b23e23fa6cb8e442ae6d7eed32042b093d10b373f

  • SHA512

    779f1e014b637de303007d85b41d9e8415ff6c7926856d3a58a52d8349bb61f88c9ec9a373d50f9163017b27114ad357cfbef344b4896c21c7188c2053753a16

  • SSDEEP

    768:aA+m41HKUpOv068E4Mf4MMRt4MtV2n5Y8QGPL4vzZq2o9W7GsxBbPr:aA+m6qqOcVEP87T2n5YfGCq2iW7z

Malware Config

Extracted

Family

bdaejec

C2

ddos.dnsnb8.net

Signatures

  • Bdaejec

    Bdaejec is a backdoor written in C++.

  • Bdaejec family
  • Detects Bdaejec Backdoor. 1 IoCs

    Bdaejec is backdoor written in C++.

  • ASPack v2.12-2.42 1 IoCs

    Detects executables packed with ASPack v2.12-2.42

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • 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 SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-12-30_aeb1a09445e8ba0de96796badc804d8f_smoke-loader_wapomi.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-12-30_aeb1a09445e8ba0de96796badc804d8f_smoke-loader_wapomi.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3788
    • C:\Users\Admin\AppData\Local\Temp\jaXY.exe
      C:\Users\Admin\AppData\Local\Temp\jaXY.exe
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3220
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\14603999.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        PID:3916

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\14603999.bat

    Filesize

    183B

    MD5

    e40954bd860d1b4d9624743da3da3173

    SHA1

    d772379c1a573b612592c0b146e4f05c480f980d

    SHA256

    1f19cee7123dcad79eac0dddd8f8541b637b8f39a55f3e21e865cc8d74891e43

    SHA512

    771b5485342822e8af6521568455c6dedc957298b51f1c51ebe7a6bc1db8c1c1ebcda725953d15de01d94a83020255e2536fa5b56ab08201dd4f9d21f64e0b43

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

    Filesize

    15KB

    MD5

    56b2c3810dba2e939a8bb9fa36d3cf96

    SHA1

    99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

    SHA256

    4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

    SHA512

    27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

  • memory/3220-4-0x00000000002E0000-0x00000000002E9000-memory.dmp

    Filesize

    36KB

  • memory/3220-8-0x00000000002E0000-0x00000000002E9000-memory.dmp

    Filesize

    36KB

  • memory/3788-0-0x0000000000400000-0x000000000040D000-memory.dmp

    Filesize

    52KB

  • memory/3788-7-0x0000000000400000-0x000000000040D000-memory.dmp

    Filesize

    52KB