Analysis

  • max time kernel
    149s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09-12-2024 20:23

General

  • Target

    2024-12-09_8e43847f0b4c09d45f7c44b5928d9fd2_icedid_smoke-loader_wapomi.exe

  • Size

    310KB

  • MD5

    8e43847f0b4c09d45f7c44b5928d9fd2

  • SHA1

    a320c92e79fca1b36d8cf0924b7ff18399f71cf6

  • SHA256

    b0b3f98718eba4c1e847d81f767c018ac291d233b247ae8aecae8883eb82be32

  • SHA512

    43d03337fd41b881958009f9bba8cef1d171e1aaa5cf41a8d30ee6bb3e3b8ad98a5164ba22d23fd09edeeeaa6a5307f6805bdca51a313f91cd16e657911b3f25

  • SSDEEP

    6144:oznAtGqS5NjM2KbQbNYuhZ+6+eAbuQ5Zu60HnPLhDgWo:oTLnp+BCQ5Zu60HnP1

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 WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-12-09_8e43847f0b4c09d45f7c44b5928d9fd2_icedid_smoke-loader_wapomi.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-12-09_8e43847f0b4c09d45f7c44b5928d9fd2_icedid_smoke-loader_wapomi.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2404
    • C:\Users\Admin\AppData\Local\Temp\yShEiB.exe
      C:\Users\Admin\AppData\Local\Temp\yShEiB.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:3152
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\4c4c3ef0.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        PID:976

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\4c4c3ef0.bat

    Filesize

    187B

    MD5

    8ea4b17a071b16ae0b1009240daa027d

    SHA1

    2d3e89b2f34435c80dfaa1f696224e5e100650f7

    SHA256

    d8800d2d9aefb99466346398469b0bbb86b18fc3cb5f1f8bbea40e797c67f6e0

    SHA512

    8ceb2b92f2e7463278b524908349dfcb505f814df4730ffb89852a897a690835ff069d4d8205bd253821dc56c7dccce4655542860d66f66c7d4cedbf1941a91f

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

    Filesize

    15KB

    MD5

    56b2c3810dba2e939a8bb9fa36d3cf96

    SHA1

    99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

    SHA256

    4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

    SHA512

    27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

  • memory/2404-0-0x0000000000400000-0x0000000000456000-memory.dmp

    Filesize

    344KB

  • memory/2404-7-0x0000000000400000-0x0000000000456000-memory.dmp

    Filesize

    344KB

  • memory/3152-4-0x0000000000860000-0x0000000000869000-memory.dmp

    Filesize

    36KB

  • memory/3152-8-0x0000000000860000-0x0000000000869000-memory.dmp

    Filesize

    36KB