Analysis

  • max time kernel
    140s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    26-01-2025 06:52

General

  • Target

    ba792d76406393044f5e7fdccd595bedc76f14e611cf9662448bc10d772db8b4.exe

  • Size

    730KB

  • MD5

    93104ca279915fa81d915fc02e8eff11

  • SHA1

    5c756160e296721f6c99d895383492cfa630ec04

  • SHA256

    ba792d76406393044f5e7fdccd595bedc76f14e611cf9662448bc10d772db8b4

  • SHA512

    e1992f0db85fb9b74f3f0b086eb23ea32475b3541d0b3df18c587f10f1e82f3d77189d51d05043e6c3a6a6b7cc0a6eb3591efc8ea42e3ae15ca2ec54a48d3910

  • SSDEEP

    12288:vSrCmGZ2iUa1PgfX9KzKuhTupybdNlfd6itpiun87q+gV6AkYyzkhdfpCsF+vLH9:vyCdZ2iUaSKzKuCYVtjD36HC/CskvheS

Malware Config

Extracted

Family

bdaejec

C2

ddos.dnsnb8.net

Signatures

  • Bdaejec

    Bdaejec is a backdoor written in C++.

  • Bdaejec family
  • Blackmoon family
  • Blackmoon, KrBanker

    Blackmoon also known as KrBanker is banking trojan first discovered in early 2014.

  • Detect Blackmoon payload 1 IoCs
  • 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 SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ba792d76406393044f5e7fdccd595bedc76f14e611cf9662448bc10d772db8b4.exe
    "C:\Users\Admin\AppData\Local\Temp\ba792d76406393044f5e7fdccd595bedc76f14e611cf9662448bc10d772db8b4.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1812
    • C:\Users\Admin\AppData\Local\Temp\BPQjvUgh.exe
      C:\Users\Admin\AppData\Local\Temp\BPQjvUgh.exe
      2⤵
      • Executes dropped EXE
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2408
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\0a784ecc.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        PID:2816

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\0a784ecc.bat

    Filesize

    191B

    MD5

    8dc4315a2e65cb63b69bc586f70f3d91

    SHA1

    1e7429664e073bb63dc3e7281602085e9011cea4

    SHA256

    ef2bb9ff4ebdfcde926377cf7c20fd02fd727606c263f79e1a81f02c373b92fc

    SHA512

    d2c2893fc5cf96158476c42fd89e36c1b23aebb61dda25057f49e1ed1968302b800f4aa326b034ad07f815b8d2b4db2f711e40c1752d513f55430253b0b139b6

  • C:\Users\Admin\AppData\Local\Temp\6B450515.exe

    Filesize

    4B

    MD5

    20879c987e2f9a916e578386d499f629

    SHA1

    c7b33ddcc42361fdb847036fc07e880b81935d5d

    SHA256

    9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

    SHA512

    bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

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

    Filesize

    15KB

    MD5

    56b2c3810dba2e939a8bb9fa36d3cf96

    SHA1

    99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

    SHA256

    4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

    SHA512

    27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

  • memory/1812-0-0x0000000000400000-0x00000000006F8000-memory.dmp

    Filesize

    3.0MB

  • memory/1812-10-0x0000000000220000-0x0000000000229000-memory.dmp

    Filesize

    36KB

  • memory/1812-9-0x0000000000220000-0x0000000000229000-memory.dmp

    Filesize

    36KB

  • memory/1812-56-0x0000000000400000-0x00000000006F8000-memory.dmp

    Filesize

    3.0MB

  • memory/1812-66-0x0000000000220000-0x0000000000229000-memory.dmp

    Filesize

    36KB

  • memory/1812-65-0x0000000000220000-0x0000000000229000-memory.dmp

    Filesize

    36KB

  • memory/2408-11-0x0000000000C00000-0x0000000000C09000-memory.dmp

    Filesize

    36KB

  • memory/2408-54-0x0000000000C00000-0x0000000000C09000-memory.dmp

    Filesize

    36KB