Analysis

  • max time kernel
    118s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    25-07-2024 04:18

General

  • Target

    805e284a572c89194c01a4b45018ebd84611a17324115a706ed490d92d30fb6f.exe

  • Size

    248KB

  • MD5

    632b2d07e50b196df7d9981ab6e97e7f

  • SHA1

    34ad4d599d258ace18c19a7cc68a714a89809d6a

  • SHA256

    805e284a572c89194c01a4b45018ebd84611a17324115a706ed490d92d30fb6f

  • SHA512

    04dad39193f24d27417ba9124ee2c229fec680476b97efe45fee88670c422d76eb08acb2357b5ed3b028df6e3edb8e99ef7cad9b40567cd99d41a86244733043

  • SSDEEP

    3072:3DwPX0z03zMXam9kU5N3NYFeSJpcC0aFEl9GQ5c4JfXMSS5/8ESPz3JBEGCH:O9MXvnkeoc/aCz5c4JPqmzB

Malware Config

Signatures

  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • 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\805e284a572c89194c01a4b45018ebd84611a17324115a706ed490d92d30fb6f.exe
    "C:\Users\Admin\AppData\Local\Temp\805e284a572c89194c01a4b45018ebd84611a17324115a706ed490d92d30fb6f.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2416
    • C:\Users\Admin\AppData\Local\Temp\PDuOj.exe
      C:\Users\Admin\AppData\Local\Temp\PDuOj.exe
      2⤵
      • Executes dropped EXE
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1772
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\42985fe7.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        PID:2820

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\HTBGGANG\k2[1].rar

    Filesize

    4B

    MD5

    d3b07384d113edec49eaa6238ad5ff00

    SHA1

    f1d2d2f924e986ac86fdf7b36c94bcdf32beec15

    SHA256

    b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c

    SHA512

    0cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6

  • C:\Users\Admin\AppData\Local\Temp\42985fe7.bat

    Filesize

    185B

    MD5

    baa66a73dc1544709c85eacb791ec5b4

    SHA1

    b54af585a478c6cacdcf6c0dac3806ec24d7871c

    SHA256

    d8396460d78129bae9cbec1ed4bd895f5be7fef380a0548264e43ab16eeaaace

    SHA512

    0bd66667ae5fa316c5b8413a81b91bd8624cb776f2d5f82ef47f1881de20519debd4bd0a587ca805cf8b523242db41e6ac320bd30a6fd896f5b996a190d2fa98

  • C:\Users\Admin\AppData\Local\Temp\431E1D6A.exe

    Filesize

    4B

    MD5

    20879c987e2f9a916e578386d499f629

    SHA1

    c7b33ddcc42361fdb847036fc07e880b81935d5d

    SHA256

    9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

    SHA512

    bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

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

    Filesize

    15KB

    MD5

    f7d21de5c4e81341eccd280c11ddcc9a

    SHA1

    d4e9ef10d7685d491583c6fa93ae5d9105d815bd

    SHA256

    4485df22c627fa0bb899d79aa6ff29bc5be1dbc3caa2b7a490809338d54b7794

    SHA512

    e4553b86b083996038bacfb979ad0b86f578f95185d8efac34a77f6cc73e491d4f70e1449bbc9eb1d62f430800c1574101b270e1cb0eeed43a83049a79b636a3

  • memory/1772-55-0x0000000000110000-0x0000000000119000-memory.dmp

    Filesize

    36KB

  • memory/1772-11-0x0000000000110000-0x0000000000119000-memory.dmp

    Filesize

    36KB

  • memory/2416-19-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2416-18-0x0000000000220000-0x000000000022B000-memory.dmp

    Filesize

    44KB

  • memory/2416-17-0x0000000000220000-0x0000000000229000-memory.dmp

    Filesize

    36KB

  • memory/2416-16-0x0000000000400000-0x000000000044F000-memory.dmp

    Filesize

    316KB

  • memory/2416-0-0x0000000000400000-0x000000000044F000-memory.dmp

    Filesize

    316KB

  • memory/2416-20-0x0000000000500000-0x0000000000600000-memory.dmp

    Filesize

    1024KB

  • memory/2416-8-0x0000000000220000-0x0000000000229000-memory.dmp

    Filesize

    36KB

  • memory/2416-9-0x0000000000220000-0x0000000000229000-memory.dmp

    Filesize

    36KB