Analysis

  • max time kernel
    119s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    04-12-2024 23:21

General

  • Target

    2024-12-04_2331e3f63fe157a39a94d3b621a499cc_smoke-loader_wapomi.exe

  • Size

    72KB

  • MD5

    2331e3f63fe157a39a94d3b621a499cc

  • SHA1

    fe82001f39c4c2823f970650781182f590132baf

  • SHA256

    9648f9ab617ed4162cc97deaa3f57f98637f62a66177819b9061dfde0abd3dba

  • SHA512

    aee57288342093b5f53e2748428aeb7ff0e5070b6cfec1c8ec61a4c3814668a440e704ca8e157b68fd6863ddff063ec2af93f0be4b0284b6e4e2333ec2fa6990

  • SSDEEP

    768:z+rYHP1R4UWUbaXOYlc1nGkJbaeyV7vRwq3EuJatty3QGPL4vzZq2o9W7GsxBbPr:z+TKbkDlaGkJbaegX5AttyAGCq2iW7z

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

  • 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 WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-12-04_2331e3f63fe157a39a94d3b621a499cc_smoke-loader_wapomi.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-12-04_2331e3f63fe157a39a94d3b621a499cc_smoke-loader_wapomi.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1700
    • C:\Users\Admin\AppData\Local\Temp\HOU.exe
      C:\Users\Admin\AppData\Local\Temp\HOU.exe
      2⤵
      • Executes dropped EXE
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2696
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\759f26a4.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        PID:3056

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\759f26a4.bat

    Filesize

    181B

    MD5

    8a49357ecf42b5b0f2e99d40dd2cdd7c

    SHA1

    065c4a33b80c0d72bc3a40874347e066966da172

    SHA256

    9ee37cf764ddc6620152a8a5423020dd0623224b53c00ce1df1da3d50feb2241

    SHA512

    d3b19b54b23922b94462bad27f721271ed4ba95f08c9389678e34a43e0dfb519d39d2f1856426bd3a0022a81f92f37525e554064a64880f5f312ca982599a8ef

  • C:\Users\Admin\AppData\Local\Temp\75EA676C.exe

    Filesize

    4B

    MD5

    20879c987e2f9a916e578386d499f629

    SHA1

    c7b33ddcc42361fdb847036fc07e880b81935d5d

    SHA256

    9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

    SHA512

    bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

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

    Filesize

    15KB

    MD5

    56b2c3810dba2e939a8bb9fa36d3cf96

    SHA1

    99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

    SHA256

    4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

    SHA512

    27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

  • memory/1700-1-0x0000000000400000-0x0000000000413000-memory.dmp

    Filesize

    76KB

  • memory/1700-10-0x0000000000230000-0x0000000000239000-memory.dmp

    Filesize

    36KB

  • memory/1700-9-0x0000000000230000-0x0000000000239000-memory.dmp

    Filesize

    36KB

  • memory/1700-27-0x0000000000400000-0x0000000000413000-memory.dmp

    Filesize

    76KB

  • memory/1700-37-0x0000000000230000-0x0000000000239000-memory.dmp

    Filesize

    36KB

  • memory/1700-36-0x0000000000230000-0x0000000000239000-memory.dmp

    Filesize

    36KB

  • memory/2696-11-0x0000000000CB0000-0x0000000000CB9000-memory.dmp

    Filesize

    36KB

  • memory/2696-28-0x0000000000CB0000-0x0000000000CB9000-memory.dmp

    Filesize

    36KB