Analysis

  • max time kernel
    106s
  • max time network
    98s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    05-01-2025 15:25

General

  • Target

    2025-01-05_d82a980ee6db919c1690f05a45296ae3_smoke-loader_wapomi.exe

  • Size

    89KB

  • MD5

    d82a980ee6db919c1690f05a45296ae3

  • SHA1

    86f78aa7a2f50e7c8207838a0acdc2ffeddae8e9

  • SHA256

    c4b6e077dc15c835cb22bac9d2e8ea69eb104066766e496a88c7a095f494a6f8

  • SHA512

    a65674d5e7dfd7dc9c8f0d94bdce6d80217c18c20f294faff1f6cc9b104c6baff80a5ca93c9870b6f2b9a18fac1af3587c568856f26cc54ec59a72d75160e791

  • SSDEEP

    1536:KMcrVadgJZ69WxVz7MW/UXVue/mSDb4kAGCq2iW7z:ncr8dgAy57elue/mSDbQGCH

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 FindShellTrayWindow 1 IoCs
  • Suspicious use of SendNotifyMessage 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2025-01-05_d82a980ee6db919c1690f05a45296ae3_smoke-loader_wapomi.exe
    "C:\Users\Admin\AppData\Local\Temp\2025-01-05_d82a980ee6db919c1690f05a45296ae3_smoke-loader_wapomi.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:3016
    • C:\Users\Admin\AppData\Local\Temp\sQHZeL.exe
      C:\Users\Admin\AppData\Local\Temp\sQHZeL.exe
      2⤵
      • Executes dropped EXE
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2284
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\4c031c6c.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        PID:3024

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\4c031c6c.bat

    Filesize

    187B

    MD5

    793f1806dce618cf67264ba0d61999a4

    SHA1

    522672f97121bba379a34025167d24d0e32c715c

    SHA256

    e295360b8da9c1d4e70c2e605494c7dd51fb966b576cb29239670dc1aa749dac

    SHA512

    e2ff72b27e6e1338f488ffe20025601f506ba958ca80c697921ef806db5b2e39cd2dac41fb2635005fbb47c09e69b5b89c45471dee9982a5f2c0b8cc30f4f818

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

    Filesize

    15KB

    MD5

    56b2c3810dba2e939a8bb9fa36d3cf96

    SHA1

    99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

    SHA256

    4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

    SHA512

    27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

  • memory/2284-12-0x0000000000160000-0x0000000000169000-memory.dmp

    Filesize

    36KB

  • memory/2284-16-0x0000000000160000-0x0000000000169000-memory.dmp

    Filesize

    36KB

  • memory/3016-1-0x0000000000400000-0x000000000041A000-memory.dmp

    Filesize

    104KB

  • memory/3016-9-0x0000000000300000-0x0000000000309000-memory.dmp

    Filesize

    36KB

  • memory/3016-4-0x0000000000300000-0x0000000000309000-memory.dmp

    Filesize

    36KB

  • memory/3016-15-0x0000000000400000-0x000000000041A000-memory.dmp

    Filesize

    104KB

  • memory/3016-24-0x0000000000300000-0x0000000000309000-memory.dmp

    Filesize

    36KB