Analysis

  • max time kernel
    122s
  • max time network
    128s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    22-01-2025 18:55

General

  • Target

    2025-01-22_cd4de5071219ab738d2e99f38b6a51fe_smoke-loader_wapomi.exe

  • Size

    36KB

  • MD5

    cd4de5071219ab738d2e99f38b6a51fe

  • SHA1

    061f86a2842deab17dd6a3a72e3c86e0ee4db727

  • SHA256

    b2f8cdc583de0550643191b494af87f97e26947e673d4b8d43d12bebe5013313

  • SHA512

    4e915636ea29bd363a57ef5233e152a46a055921b33378e5427a88041aea07be6fbe0601b32604448dd09c48e08c4dd7aa82c1813d7ee63d31b90f1d1281db9f

  • SSDEEP

    768:aA+m41HKUpOv068E4Mf4MMRt4MtV2n5+uQGPL4vzZq2o9W7GsxBbPr:aA+m6qqOcVEP87T2n5+VGCq2iW7z

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 SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2025-01-22_cd4de5071219ab738d2e99f38b6a51fe_smoke-loader_wapomi.exe
    "C:\Users\Admin\AppData\Local\Temp\2025-01-22_cd4de5071219ab738d2e99f38b6a51fe_smoke-loader_wapomi.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1064
    • C:\Users\Admin\AppData\Local\Temp\bnDSGr.exe
      C:\Users\Admin\AppData\Local\Temp\bnDSGr.exe
      2⤵
      • Executes dropped EXE
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2316
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\0ac96be3.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        PID:2464

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\0ac96be3.bat

    Filesize

    187B

    MD5

    f3a430d388ff3397a6efd6c93357c12b

    SHA1

    ed6a333554884db66bc025e57f4bd1b4100fb23a

    SHA256

    e77c6e174e98548c5d74f92aa1c7056003cfa1f3532f11556f54d431515defcd

    SHA512

    d6c0c8a6b6eb326b4a6e0a5193726bb4409adb2563fe889776038c1461e61529beadc109fdcc878a358bae81132f320455e710a37b77cf730d29e0f93f16d1b8

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

    Filesize

    15KB

    MD5

    56b2c3810dba2e939a8bb9fa36d3cf96

    SHA1

    99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

    SHA256

    4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

    SHA512

    27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

  • memory/1064-0-0x0000000000400000-0x000000000040D000-memory.dmp

    Filesize

    52KB

  • memory/1064-9-0x00000000001E0000-0x00000000001E9000-memory.dmp

    Filesize

    36KB

  • memory/1064-6-0x00000000001E0000-0x00000000001E9000-memory.dmp

    Filesize

    36KB

  • memory/1064-15-0x0000000000400000-0x000000000040D000-memory.dmp

    Filesize

    52KB

  • memory/2316-12-0x0000000000820000-0x0000000000829000-memory.dmp

    Filesize

    36KB

  • memory/2316-16-0x0000000000820000-0x0000000000829000-memory.dmp

    Filesize

    36KB