Analysis

  • max time kernel
    150s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05-12-2024 01:48

General

  • Target

    2024-12-05_498b0defdf60f700d6cfb53734bc93c6_mafia_wapomi.exe

  • Size

    603KB

  • MD5

    498b0defdf60f700d6cfb53734bc93c6

  • SHA1

    3debd25ea5619cc6c777786a39214995966c1278

  • SHA256

    7461a45ce023dd500c7b22c730748ddd753eca44b3ab33aa695b43db2ea7fe1b

  • SHA512

    b28d1659bb6d7e3247b19757166006ca3d75849f47dd53ed79f8906ca5c30ee37b57d5fbb367187f888ae9d3a07723e8f1ead3965abbf1d2056b2c2efcb5218b

  • SSDEEP

    12288:cIPSKaZ3z4SB9dnLuNG3AUaAqYVzNkjvg5mxfRHg5W3PYxy0KapTrQyRTiyM:cIPSAGYG9z4vgcpRA5WwxyH2TrQyRTiy

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

  • 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 FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-12-05_498b0defdf60f700d6cfb53734bc93c6_mafia_wapomi.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-12-05_498b0defdf60f700d6cfb53734bc93c6_mafia_wapomi.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:756
    • C:\Users\Admin\AppData\Local\Temp\LYfq.exe
      C:\Users\Admin\AppData\Local\Temp\LYfq.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:1380
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\594f1169.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        PID:4376

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\594f1169.bat

    Filesize

    183B

    MD5

    772f925296ad09b7b4dc878d01bade69

    SHA1

    924db28799457902814d7a6ebdffb20b92e9af68

    SHA256

    1350afbe6483417af4fd446bcbba0dad43678602bcb3ea0bd92cd2b2d6a73943

    SHA512

    04235fd9b661088ea75c7148c7fe2505fc1c62cdfdd546ea63b9f2c0835634be01d485f34d570d5bb95e765fa5599651a99ec8f1b1b3aa6fca7d976bb407e132

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

    Filesize

    15KB

    MD5

    56b2c3810dba2e939a8bb9fa36d3cf96

    SHA1

    99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

    SHA256

    4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

    SHA512

    27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

  • memory/756-0-0x0000000000BA0000-0x0000000000C3E000-memory.dmp

    Filesize

    632KB

  • memory/756-8-0x0000000000BA0000-0x0000000000C3E000-memory.dmp

    Filesize

    632KB

  • memory/1380-4-0x0000000000050000-0x0000000000059000-memory.dmp

    Filesize

    36KB

  • memory/1380-9-0x0000000000050000-0x0000000000059000-memory.dmp

    Filesize

    36KB