Analysis

  • max time kernel
    141s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    27/02/2025, 02:40

General

  • Target

    2025-02-27_ec643f235368690114c4133a77689f0a_smoke-loader_wapomi.exe

  • Size

    210KB

  • MD5

    ec643f235368690114c4133a77689f0a

  • SHA1

    e0677ceb0095e89520f82371eceee090a37c41d1

  • SHA256

    bec4376ec5e5e76bf7a11170951dba67c39b665629cd47d1c7fdf33a24f2f7b0

  • SHA512

    707ac1b126586cd8261d0e3fc81d33bfb43d9e0dfdb188fdea45d2c58cb9919f316e23645f755512b8ab25ecc1fdd41e48e4552986f481124232f2b48699ed3e

  • SSDEEP

    3072:NR3YT8Nafa2MnXXE1CVgewi8DrH2JR1jyBNMy5BIVOCwHhlPGCH:7pa/MXU1CgoErWVjmjWJaho

Malware Config

Extracted

Family

bdaejec

C2

ddos.dnsnb8.net

Extracted

Family

netwire

C2

uploadp2p.publicvm.com:4000

Attributes
  • activex_autorun

    false

  • copy_executable

    true

  • delete_original

    false

  • host_id

    Corona-%Rand%

  • install_path

    %AppData%\Install\hostvs.exe

  • keylogger_dir

    %AppData%\Logs\

  • lock_executable

    false

  • mutex

    wBEKeAsQ

  • offline_keylogger

    true

  • password

    Password

  • registry_autorun

    false

  • use_mutex

    true

Signatures

  • Bdaejec

    Bdaejec is a backdoor written in C++.

  • Bdaejec family
  • Detects Bdaejec Backdoor. 2 IoCs

    Bdaejec is backdoor written in C++.

  • NetWire RAT payload 5 IoCs
  • Netwire

    Netwire is a RAT with main functionalities focused password stealing and keylogging, but also includes remote control capabilities as well.

  • Netwire family
  • ASPack v2.12-2.42 1 IoCs

    Detects executables packed with ASPack v2.12-2.42

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 4 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 4 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 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2025-02-27_ec643f235368690114c4133a77689f0a_smoke-loader_wapomi.exe
    "C:\Users\Admin\AppData\Local\Temp\2025-02-27_ec643f235368690114c4133a77689f0a_smoke-loader_wapomi.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2276
    • C:\Users\Admin\AppData\Local\Temp\wKdFHI.exe
      C:\Users\Admin\AppData\Local\Temp\wKdFHI.exe
      2⤵
      • Executes dropped EXE
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2460
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\0b6e73b0.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        PID:2080
    • C:\Users\Admin\AppData\Roaming\Install\hostvs.exe
      "C:\Users\Admin\AppData\Roaming\Install\hostvs.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:2432

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\0b6e73b0.bat

    Filesize

    187B

    MD5

    e612d551a4f788aa310a47185c1d6941

    SHA1

    76cae29124a5f4988ec915bb3677ac609d26bcd5

    SHA256

    3f93ee327c77f22cc485b3cecdf9b00dd77dc8dcf1dce72a527e858faa8f1a10

    SHA512

    77667fc8e54f74f62c80f3fbec37aee3d9c262c8bc5fb93ccbfd515c84e11e87fcc73c0f4f6edc2c74e6a3bd681290f7de335eb8db89ea6ea659620ffe92b6c4

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

    Filesize

    15KB

    MD5

    56b2c3810dba2e939a8bb9fa36d3cf96

    SHA1

    99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

    SHA256

    4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

    SHA512

    27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

  • \Users\Admin\AppData\Roaming\Install\hostvs.exe

    Filesize

    210KB

    MD5

    ec643f235368690114c4133a77689f0a

    SHA1

    e0677ceb0095e89520f82371eceee090a37c41d1

    SHA256

    bec4376ec5e5e76bf7a11170951dba67c39b665629cd47d1c7fdf33a24f2f7b0

    SHA512

    707ac1b126586cd8261d0e3fc81d33bfb43d9e0dfdb188fdea45d2c58cb9919f316e23645f755512b8ab25ecc1fdd41e48e4552986f481124232f2b48699ed3e

  • memory/2276-9-0x0000000000400000-0x0000000002DB3000-memory.dmp

    Filesize

    41.7MB

  • memory/2276-14-0x0000000002EA0000-0x0000000002FA0000-memory.dmp

    Filesize

    1024KB

  • memory/2276-15-0x0000000000020000-0x0000000000038000-memory.dmp

    Filesize

    96KB

  • memory/2276-10-0x0000000000030000-0x0000000000039000-memory.dmp

    Filesize

    36KB

  • memory/2276-17-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/2276-27-0x0000000004990000-0x0000000007343000-memory.dmp

    Filesize

    41.7MB

  • memory/2276-29-0x0000000000020000-0x0000000000038000-memory.dmp

    Filesize

    96KB

  • memory/2276-28-0x0000000000400000-0x0000000002DB3000-memory.dmp

    Filesize

    41.7MB

  • memory/2276-12-0x0000000000030000-0x0000000000039000-memory.dmp

    Filesize

    36KB

  • memory/2432-35-0x0000000000400000-0x0000000002DB3000-memory.dmp

    Filesize

    41.7MB

  • memory/2460-11-0x0000000000030000-0x0000000000039000-memory.dmp

    Filesize

    36KB

  • memory/2460-34-0x0000000000030000-0x0000000000039000-memory.dmp

    Filesize

    36KB