Analysis

  • max time kernel
    120s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    07-01-2025 02:30

General

  • Target

    2025-01-07_e22b36bf73c1222b20199c686788188a_smoke-loader_wapomi.exe

  • Size

    80KB

  • MD5

    e22b36bf73c1222b20199c686788188a

  • SHA1

    ab12809ec9fb2b41abeb23fc3a9a1926e0bd7081

  • SHA256

    f01547eabcd0f89d4152f2ea66194276e564566e606b6c31de1364da9ff23b55

  • SHA512

    b89edd389a875128878a14bc596ad63a62a365c54a6c89fc1c7f9d785dd247fda8ae67edf1e5b9c51adf2ccd973575d4078c191a99cfa7a398680d5c9d3206bb

  • SSDEEP

    1536:RfnLq01weW5yX3jFxv49Nu4GhQBjGCq2iW7z:Y3ysTGhQ1GCH

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
  • 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_e22b36bf73c1222b20199c686788188a_smoke-loader_wapomi.exe
    "C:\Users\Admin\AppData\Local\Temp\2025-01-07_e22b36bf73c1222b20199c686788188a_smoke-loader_wapomi.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3048
    • C:\Users\Admin\AppData\Local\Temp\DHTuXFgs.exe
      C:\Users\Admin\AppData\Local\Temp\DHTuXFgs.exe
      2⤵
      • Executes dropped EXE
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:772
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\63dd0a24.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        PID:1984

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\63dd0a24.bat

    Filesize

    191B

    MD5

    cc7505d3d87a860ec208de4139172486

    SHA1

    c6223c889384757a6575bad2482df517977dc225

    SHA256

    e777dd037fb1f55f4295523b0e7cc28074cb965f52b3ce107536451ef14bba73

    SHA512

    5f4670fa1d35b265979b1a3190dc816052909da9d72e9361dce3e27942ae2b17edc1ca17ed15d79f725806ddb8f48c791966ff521b2bae68cc2b6e55203e2551

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

    Filesize

    15KB

    MD5

    56b2c3810dba2e939a8bb9fa36d3cf96

    SHA1

    99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

    SHA256

    4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

    SHA512

    27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

  • memory/772-10-0x0000000000DF0000-0x0000000000DF9000-memory.dmp

    Filesize

    36KB

  • memory/772-14-0x0000000000DF0000-0x0000000000DF9000-memory.dmp

    Filesize

    36KB

  • memory/3048-0-0x0000000000400000-0x0000000000419000-memory.dmp

    Filesize

    100KB

  • memory/3048-8-0x0000000000400000-0x0000000000419000-memory.dmp

    Filesize

    100KB