Analysis

  • max time kernel
    140s
  • max time network
    143s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-01-2025 06:54

General

  • Target

    12e2b6beab6441b9546967202ecdf09f95bdab8a303ecaaae3836f4e7f704420.exe

  • Size

    697KB

  • MD5

    6414d1c1465e10cb622bc2260071f54d

  • SHA1

    2c12008579c1aae45f3447bd03999ab291019876

  • SHA256

    12e2b6beab6441b9546967202ecdf09f95bdab8a303ecaaae3836f4e7f704420

  • SHA512

    e96e13dff551f651a480ae2e80ee0170382b6c8a04b31369b33f2683b4975e31b8428c302b323b1c5e478e29861b5f60ed6eb5d6f3f24d3be5bcde7d6c46e9d2

  • SSDEEP

    12288:lujLY9eieoKeBPKXDkNY5ke71FcRZf6m6ToU1ZQOYxD8Lcfj0HkoS:QqleaPqm6T91KOYxDgC0

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

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 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 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\12e2b6beab6441b9546967202ecdf09f95bdab8a303ecaaae3836f4e7f704420.exe
    "C:\Users\Admin\AppData\Local\Temp\12e2b6beab6441b9546967202ecdf09f95bdab8a303ecaaae3836f4e7f704420.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2624
    • C:\Users\Admin\AppData\Local\Temp\lgVyI.exe
      C:\Users\Admin\AppData\Local\Temp\lgVyI.exe
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3404
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\126d4916.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        PID:2916

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\DQ67RYHS\k2[1].rar

    Filesize

    4B

    MD5

    d3b07384d113edec49eaa6238ad5ff00

    SHA1

    f1d2d2f924e986ac86fdf7b36c94bcdf32beec15

    SHA256

    b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c

    SHA512

    0cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6

  • C:\Users\Admin\AppData\Local\Temp\126d4916.bat

    Filesize

    185B

    MD5

    701a0eb06a51e81d051070d22d5ad3ee

    SHA1

    a06dc560fe13d5d9f2f8e2963fdfd6c6b176a68a

    SHA256

    810f618ee2dcf080fb0912bdb4f69ab0d8fb6e483d1205fa9b8e2d954e01aa09

    SHA512

    ca352d588d79b1402d94de798ba68f627621d0b664e7a1040470d6185fd33bbf2405c4137df8056204f7bb6dd14d90c26620c8db7d8f3e69958261763c2c4624

  • C:\Users\Admin\AppData\Local\Temp\33B042FC.exe

    Filesize

    4B

    MD5

    20879c987e2f9a916e578386d499f629

    SHA1

    c7b33ddcc42361fdb847036fc07e880b81935d5d

    SHA256

    9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

    SHA512

    bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

  • C:\Users\Admin\AppData\Local\Temp\lgVyI.exe

    Filesize

    15KB

    MD5

    56b2c3810dba2e939a8bb9fa36d3cf96

    SHA1

    99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

    SHA256

    4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

    SHA512

    27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

  • memory/2624-0-0x0000000000400000-0x00000000006ED000-memory.dmp

    Filesize

    2.9MB

  • memory/2624-47-0x0000000000400000-0x00000000006ED000-memory.dmp

    Filesize

    2.9MB

  • memory/3404-4-0x0000000000990000-0x0000000000999000-memory.dmp

    Filesize

    36KB

  • memory/3404-45-0x0000000000990000-0x0000000000999000-memory.dmp

    Filesize

    36KB