Analysis

  • max time kernel
    140s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    01-01-2025 16:45

General

  • Target

    aeaeb86b53f66dd640d0bfe8c99b71a35728594e5779d71f5f0368bdd9e8fd43.exe

  • Size

    689KB

  • MD5

    c56e2b7ebaf2de70bba88604b6881ac4

  • SHA1

    5c327cb4098eabc2b00fea25da3c3222ea56f698

  • SHA256

    aeaeb86b53f66dd640d0bfe8c99b71a35728594e5779d71f5f0368bdd9e8fd43

  • SHA512

    3836b91e9945afa4b670058ecd4dd730dbc9552b40b8c23b89e1489c348f3a10679401615bdea0213f96adbd8f191fca933ad0f1ef8cda293b835803995e2f7a

  • SSDEEP

    12288:ewxo2mphXDBEoUCQ0o1WYwQQ5n4MWEOl3GFxCoXUSIfOsqoS:ewi2GXNfJ5BS2FxCvS

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\aeaeb86b53f66dd640d0bfe8c99b71a35728594e5779d71f5f0368bdd9e8fd43.exe
    "C:\Users\Admin\AppData\Local\Temp\aeaeb86b53f66dd640d0bfe8c99b71a35728594e5779d71f5f0368bdd9e8fd43.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1956
    • C:\Users\Admin\AppData\Local\Temp\ukGNil.exe
      C:\Users\Admin\AppData\Local\Temp\ukGNil.exe
      2⤵
      • Executes dropped EXE
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1988
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\4c3853eb.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        PID:1108

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\1922568B.exe

    Filesize

    4B

    MD5

    20879c987e2f9a916e578386d499f629

    SHA1

    c7b33ddcc42361fdb847036fc07e880b81935d5d

    SHA256

    9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

    SHA512

    bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

  • C:\Users\Admin\AppData\Local\Temp\4c3853eb.bat

    Filesize

    187B

    MD5

    8af241c5321f03429edc85d32ee8cff2

    SHA1

    b69c388781e490625a90d5fc6fff062a8644d3d9

    SHA256

    5b07a7cb162bca2c29dfa61403fd34c0b469cb25e6d5c16179267603ae0c3fe8

    SHA512

    ac1ea2bbf0937eca2f4eeb65c52966bb6615102a71d8ccf47d6a781590ecf7bf0ee31054ff25a2e83e958f364237654bacecd2a2d10e75a1506380c508f624e6

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

    Filesize

    15KB

    MD5

    56b2c3810dba2e939a8bb9fa36d3cf96

    SHA1

    99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

    SHA256

    4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

    SHA512

    27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

  • memory/1956-0-0x0000000000400000-0x000000000056B000-memory.dmp

    Filesize

    1.4MB

  • memory/1956-4-0x00000000001B0000-0x00000000001B9000-memory.dmp

    Filesize

    36KB

  • memory/1956-9-0x00000000001B0000-0x00000000001B9000-memory.dmp

    Filesize

    36KB

  • memory/1956-38-0x0000000000400000-0x000000000056B000-memory.dmp

    Filesize

    1.4MB

  • memory/1956-47-0x00000000001B0000-0x00000000001B9000-memory.dmp

    Filesize

    36KB

  • memory/1988-11-0x0000000000160000-0x0000000000169000-memory.dmp

    Filesize

    36KB

  • memory/1988-36-0x0000000000160000-0x0000000000169000-memory.dmp

    Filesize

    36KB