Analysis

  • max time kernel
    118s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    07-01-2025 02:32

General

  • Target

    2025-01-07_f281bfdf60aa7512abbae3a8e86f414b_smoke-loader_wapomi.exe

  • Size

    80KB

  • MD5

    f281bfdf60aa7512abbae3a8e86f414b

  • SHA1

    e5eaa26c7650e9b1d7c1854fea842fc83bc0fb34

  • SHA256

    b5d20f765b3ad8b368164bead1c150bd1ac990c7d0a41b074717ab02a8f2b4c5

  • SHA512

    0e3888e47a286780548c21e641b29fc348d1ad24dae31581651fb8ae1ec8fe224f7586b918446cdef09402018a3f01b34dad10e57f67dc383b9e8868c581967a

  • SSDEEP

    1536:RfnLq01weW5yX3jFxv49Nu4GhQkyGCq2iW7z:Y3ysTGhQjGCH

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

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 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 WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2025-01-07_f281bfdf60aa7512abbae3a8e86f414b_smoke-loader_wapomi.exe
    "C:\Users\Admin\AppData\Local\Temp\2025-01-07_f281bfdf60aa7512abbae3a8e86f414b_smoke-loader_wapomi.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2100
    • C:\Users\Admin\AppData\Local\Temp\CusLQd.exe
      C:\Users\Admin\AppData\Local\Temp\CusLQd.exe
      2⤵
      • Executes dropped EXE
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2552
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\7beb24b6.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        PID:1924

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\7beb24b6.bat

    Filesize

    187B

    MD5

    9610f02a6da5b064cb6f9ea4c9f1c355

    SHA1

    a18a1609108f94be4cf90be4b87c97ff8137e25b

    SHA256

    7b1e22b05c87c7299b0ae75c4a499ea1ff4910e96a186af680fc07028dd6b92b

    SHA512

    caea9f465e014cf9ea8eea2976b8bd2c346ba777a5fe9a735c28113c9fe170ba4071222122f8b7bb77b07e8efdb98271c2892e984b12429f134f4fbea65104da

  • \Users\Admin\AppData\Local\Temp\CusLQd.exe

    Filesize

    15KB

    MD5

    56b2c3810dba2e939a8bb9fa36d3cf96

    SHA1

    99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

    SHA256

    4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

    SHA512

    27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

  • memory/2100-0-0x0000000000400000-0x0000000000419000-memory.dmp

    Filesize

    100KB

  • memory/2100-4-0x0000000000030000-0x0000000000039000-memory.dmp

    Filesize

    36KB

  • memory/2100-10-0x0000000000400000-0x0000000000419000-memory.dmp

    Filesize

    100KB

  • memory/2552-11-0x00000000001F0000-0x00000000001F9000-memory.dmp

    Filesize

    36KB

  • memory/2552-15-0x00000000001F0000-0x00000000001F9000-memory.dmp

    Filesize

    36KB