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Analysis

  • max time kernel
    18s
  • max time network
    16s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    13/01/2025, 04:04

General

  • Target

    0111e81fe3c0a53071fbd5be5efcf26ff06207b398b0b2a7b5a4a74c24b8442f.exe

  • Size

    64KB

  • MD5

    1e45cce61f2c6eea0f6155bfc6de4e30

  • SHA1

    d840b0d1a839aedd38eb7c0bf5a05a035b576da5

  • SHA256

    0111e81fe3c0a53071fbd5be5efcf26ff06207b398b0b2a7b5a4a74c24b8442f

  • SHA512

    1c340791cdd564b8b561df195beaf97188719a2667e8336e8e606102a014717729dfeafaa1ed7edcbd634c38993d7bc0fee57f85f2def3cc51d182828f9e82f6

  • SSDEEP

    768:YgoxKForThXdJjuvEwrlhpwx6E4eKAK7rEeQGPL4vzZq2o9W7GsxBbPre:BlFopNJSvu6E475UlGCq2iW7zK

Malware Config

Extracted

Family

bdaejec

C2

ddos.dnsnb8.net

Signatures

  • Bdaejec

    Bdaejec is a backdoor written in C++.

  • Bdaejec family
  • 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 WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0111e81fe3c0a53071fbd5be5efcf26ff06207b398b0b2a7b5a4a74c24b8442f.exe
    "C:\Users\Admin\AppData\Local\Temp\0111e81fe3c0a53071fbd5be5efcf26ff06207b398b0b2a7b5a4a74c24b8442f.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1620
    • C:\Users\Admin\AppData\Local\Temp\tsVJvt.exe
      C:\Users\Admin\AppData\Local\Temp\tsVJvt.exe
      2⤵
      • Executes dropped EXE
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1892
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\14fe0059.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        PID:2620

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\098255CA.exe

    Filesize

    4B

    MD5

    20879c987e2f9a916e578386d499f629

    SHA1

    c7b33ddcc42361fdb847036fc07e880b81935d5d

    SHA256

    9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

    SHA512

    bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

  • C:\Users\Admin\AppData\Local\Temp\14fe0059.bat

    Filesize

    187B

    MD5

    8ff351b7ff2968f4cc4e1c59d0bda3cf

    SHA1

    c9716c7784c6ea7640e853bad52b63c68299482b

    SHA256

    b2678289e5c2b63c5536f4c7d961cc2db638255bcad1353db31c7c0eb9f0c038

    SHA512

    91e7d6ab9828d854c60db8084ddd7ba59128df7c6de52750c8f56d08c317d592ba3a7890fadec2f4e9d3620db072fb44c674119a3aa13aeef8ac0cb083e93406

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

    Filesize

    15KB

    MD5

    56b2c3810dba2e939a8bb9fa36d3cf96

    SHA1

    99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

    SHA256

    4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

    SHA512

    27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

  • memory/1620-0-0x0000000001140000-0x0000000001154000-memory.dmp

    Filesize

    80KB

  • memory/1620-8-0x0000000001140000-0x0000000001154000-memory.dmp

    Filesize

    80KB

  • memory/1892-10-0x0000000000310000-0x0000000000319000-memory.dmp

    Filesize

    36KB

  • memory/1892-53-0x0000000000310000-0x0000000000319000-memory.dmp

    Filesize

    36KB