Analysis

  • max time kernel
    140s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    29-12-2024 09:44

General

  • Target

    12ae4f607b0b1aff973d7440b64ceca4b18236cca8592d53301a8df770b903b3.exe

  • Size

    707KB

  • MD5

    74f45550738ded615663731227343b65

  • SHA1

    e08ac4a4f70da6b2d28b02532f0dc4560aef415e

  • SHA256

    12ae4f607b0b1aff973d7440b64ceca4b18236cca8592d53301a8df770b903b3

  • SHA512

    3d9edf1f8ffe4e89daa5b10b17fecef3087d9c50545f1c6efc906f4e546dce31dce7fe0ad56e4be1f957ad56b40683185a1c63e60f8d6956e6515d79c6f8e54f

  • SSDEEP

    12288:wD7qngcRLseprjstnxFe67Wkl8PggzmqGzXjDohvonDgL6jdbCjk8wFQWoPoS:wCJZdstxFe8WCfgzezvoloNbn8e

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\12ae4f607b0b1aff973d7440b64ceca4b18236cca8592d53301a8df770b903b3.exe
    "C:\Users\Admin\AppData\Local\Temp\12ae4f607b0b1aff973d7440b64ceca4b18236cca8592d53301a8df770b903b3.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1668
    • C:\Users\Admin\AppData\Local\Temp\cqZybD.exe
      C:\Users\Admin\AppData\Local\Temp\cqZybD.exe
      2⤵
      • Executes dropped EXE
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2516
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\7cff0a2b.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        PID:2476

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\K0PVW9XR\k2[1].rar

    Filesize

    4B

    MD5

    d3b07384d113edec49eaa6238ad5ff00

    SHA1

    f1d2d2f924e986ac86fdf7b36c94bcdf32beec15

    SHA256

    b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c

    SHA512

    0cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6

  • C:\Users\Admin\AppData\Local\Temp\7cff0a2b.bat

    Filesize

    187B

    MD5

    d8b7e37397c5188eae6f0bb09218eb6a

    SHA1

    5a7a0c535f2046a57cd618119f39d7fc4813ab82

    SHA256

    f2dd115fb7d7a01cf26edfea7199b45cc3e2424f37e5650e1abca23b026e3ecf

    SHA512

    5476174834d93d418eaf8f87dfe06474e2e4f529966d7a94a5ecb3da9b76d42291415f516abac4fca2f9295e19cddca4397435f1c772979860085ecb06323be7

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

    Filesize

    15KB

    MD5

    56b2c3810dba2e939a8bb9fa36d3cf96

    SHA1

    99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

    SHA256

    4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

    SHA512

    27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

  • memory/1668-0-0x0000000000400000-0x00000000006F8000-memory.dmp

    Filesize

    3.0MB

  • memory/1668-3-0x0000000000220000-0x0000000000229000-memory.dmp

    Filesize

    36KB

  • memory/1668-36-0x0000000000400000-0x00000000006F8000-memory.dmp

    Filesize

    3.0MB

  • memory/1668-45-0x0000000000220000-0x0000000000229000-memory.dmp

    Filesize

    36KB

  • memory/2516-34-0x00000000000A0000-0x00000000000A9000-memory.dmp

    Filesize

    36KB