Analysis

  • max time kernel
    140s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    29-12-2024 07:41

General

  • Target

    18b2cace218452735f0cf8b0668a9593696520710efb2f55f87f6f971c892845.exe

  • Size

    1.2MB

  • MD5

    da13c1364dd9937b7172458f23c4713e

  • SHA1

    5dbf7dc2bf46bbe177b3670ffcb06143953e578e

  • SHA256

    18b2cace218452735f0cf8b0668a9593696520710efb2f55f87f6f971c892845

  • SHA512

    211c87929606f66f7cd9f3728f7dac98e68181217285047a43d4930061ab153ceec18b43ddc7f2b7f3e32de0aa6a9633941eccea21226a76e3f64e88755526d3

  • SSDEEP

    24576:fz9Ro7xU/QchGi07FUjDNcGr0daED22Zme+4ERGjNV0j57Wl:botU/JKWDNcGrwaEDbr+/uIV7W

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\18b2cace218452735f0cf8b0668a9593696520710efb2f55f87f6f971c892845.exe
    "C:\Users\Admin\AppData\Local\Temp\18b2cace218452735f0cf8b0668a9593696520710efb2f55f87f6f971c892845.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2524
    • C:\Users\Admin\AppData\Local\Temp\FeQaNP.exe
      C:\Users\Admin\AppData\Local\Temp\FeQaNP.exe
      2⤵
      • Executes dropped EXE
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2392
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\2b37235f.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        PID:2480

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

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\261555DB.exe

    Filesize

    4B

    MD5

    20879c987e2f9a916e578386d499f629

    SHA1

    c7b33ddcc42361fdb847036fc07e880b81935d5d

    SHA256

    9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

    SHA512

    bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

  • C:\Users\Admin\AppData\Local\Temp\2b37235f.bat

    Filesize

    187B

    MD5

    f7cbecece9423f990cb9d1eb129643b2

    SHA1

    37410e9fb6b00058907a1b2ef1ebf00864792125

    SHA256

    22cc48fce0e42e87a661b57e91c11382b02f24db07193f7d9ed188ace5d7e3a4

    SHA512

    4c17de5e5f67019de8fcdaf172809c448b7a5bd992786d2647234ccf71c115d337d885795492f735aac674ac3a0b0352db9137f30583bdb74b05954c09a169f1

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

    Filesize

    15KB

    MD5

    56b2c3810dba2e939a8bb9fa36d3cf96

    SHA1

    99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

    SHA256

    4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

    SHA512

    27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

  • memory/2392-11-0x0000000000310000-0x0000000000319000-memory.dmp

    Filesize

    36KB

  • memory/2392-48-0x0000000000310000-0x0000000000319000-memory.dmp

    Filesize

    36KB

  • memory/2524-0-0x0000000000400000-0x000000000076A000-memory.dmp

    Filesize

    3.4MB

  • memory/2524-10-0x00000000001B0000-0x00000000001B9000-memory.dmp

    Filesize

    36KB

  • memory/2524-9-0x00000000001B0000-0x00000000001B9000-memory.dmp

    Filesize

    36KB

  • memory/2524-50-0x0000000000400000-0x000000000076A000-memory.dmp

    Filesize

    3.4MB

  • memory/2524-59-0x00000000001B0000-0x00000000001B9000-memory.dmp

    Filesize

    36KB

  • memory/2524-60-0x00000000001B0000-0x00000000001B9000-memory.dmp

    Filesize

    36KB