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Analysis

  • max time kernel
    39s
  • max time network
    46s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    04/12/2022, 02:56

General

  • Target

    a3c399845e33b7ea1ece84ecdbe3724ef069ff2429cbbd3c292b5dfb1a815076.exe

  • Size

    1.5MB

  • MD5

    87150f1823d978c6f64292f49a7fc476

  • SHA1

    b83926e4f0799afc96e83e7521cc4b8fd266773b

  • SHA256

    a3c399845e33b7ea1ece84ecdbe3724ef069ff2429cbbd3c292b5dfb1a815076

  • SHA512

    91206bc6380145cbdf8bd361b83195a2109f1c4ce749566c852cf11c0557769e6cf83b800ffd4b220ccdde95908046c2713b901c96568a80cae5ee6a890cc26c

  • SSDEEP

    24576:yy4e+kpDN5NoJndLG4mnAYYzWne8cJ3Jf3Zp1hXYAKhb/tKXH4JWZ9ZXm:ZTDL6bqYzWdcJ3tZpGztOsWnZ

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 4 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 22 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a3c399845e33b7ea1ece84ecdbe3724ef069ff2429cbbd3c292b5dfb1a815076.exe
    "C:\Users\Admin\AppData\Local\Temp\a3c399845e33b7ea1ece84ecdbe3724ef069ff2429cbbd3c292b5dfb1a815076.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:2000
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Rundll32.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Rundll32.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of SetThreadContext
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1948
      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Rundll32.exe
        C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Rundll32.exe
        3⤵
        • Executes dropped EXE
        PID:1660
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\wrar380tr.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\wrar380tr.exe
      2⤵
      • Executes dropped EXE
      • Modifies Internet Explorer settings
      • Suspicious use of SetWindowsHookEx
      PID:1552

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Rundll32.exe

    Filesize

    108KB

    MD5

    9539a5e3098acdcc2f92157497cd6bbc

    SHA1

    03cf7395df74dc52b830ec07117aac9893e774cf

    SHA256

    679c18b829ea991a846d141a50068f40ecbde3e8307e26d97b97f04782b6c493

    SHA512

    9acd6788660813e2c5d46a00ae6c770341404ff51f025a345babd24aa616c0748726fd03265d11f745dd1ee467bd10a54b18b66f8e5a340056867986098ac1b1

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Rundll32.exe

    Filesize

    108KB

    MD5

    9539a5e3098acdcc2f92157497cd6bbc

    SHA1

    03cf7395df74dc52b830ec07117aac9893e774cf

    SHA256

    679c18b829ea991a846d141a50068f40ecbde3e8307e26d97b97f04782b6c493

    SHA512

    9acd6788660813e2c5d46a00ae6c770341404ff51f025a345babd24aa616c0748726fd03265d11f745dd1ee467bd10a54b18b66f8e5a340056867986098ac1b1

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Rundll32.exe

    Filesize

    108KB

    MD5

    9539a5e3098acdcc2f92157497cd6bbc

    SHA1

    03cf7395df74dc52b830ec07117aac9893e774cf

    SHA256

    679c18b829ea991a846d141a50068f40ecbde3e8307e26d97b97f04782b6c493

    SHA512

    9acd6788660813e2c5d46a00ae6c770341404ff51f025a345babd24aa616c0748726fd03265d11f745dd1ee467bd10a54b18b66f8e5a340056867986098ac1b1

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\wrar380tr.exe

    Filesize

    1.4MB

    MD5

    4a285ba4158202cc3a064cfe9f1f2b45

    SHA1

    ccd3ae603ad782a6de5c40b31dd73fd51646725d

    SHA256

    56dbbe6eedb45676dde627587576afe27b7aab9c99d5f2a1a33fb321ea8d5348

    SHA512

    baf59787e04c0688320d451e4b2bc707c3890176c0f3dcd2089d453886362a55bc8ba697ef45e529022d2cf138a91092d7640ba1be10553e70eada21250c2da6

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\wrar380tr.exe

    Filesize

    1.4MB

    MD5

    4a285ba4158202cc3a064cfe9f1f2b45

    SHA1

    ccd3ae603ad782a6de5c40b31dd73fd51646725d

    SHA256

    56dbbe6eedb45676dde627587576afe27b7aab9c99d5f2a1a33fb321ea8d5348

    SHA512

    baf59787e04c0688320d451e4b2bc707c3890176c0f3dcd2089d453886362a55bc8ba697ef45e529022d2cf138a91092d7640ba1be10553e70eada21250c2da6

  • \Users\Admin\AppData\Local\Temp\IXP000.TMP\Rundll32.exe

    Filesize

    108KB

    MD5

    9539a5e3098acdcc2f92157497cd6bbc

    SHA1

    03cf7395df74dc52b830ec07117aac9893e774cf

    SHA256

    679c18b829ea991a846d141a50068f40ecbde3e8307e26d97b97f04782b6c493

    SHA512

    9acd6788660813e2c5d46a00ae6c770341404ff51f025a345babd24aa616c0748726fd03265d11f745dd1ee467bd10a54b18b66f8e5a340056867986098ac1b1

  • \Users\Admin\AppData\Local\Temp\IXP000.TMP\Rundll32.exe

    Filesize

    108KB

    MD5

    9539a5e3098acdcc2f92157497cd6bbc

    SHA1

    03cf7395df74dc52b830ec07117aac9893e774cf

    SHA256

    679c18b829ea991a846d141a50068f40ecbde3e8307e26d97b97f04782b6c493

    SHA512

    9acd6788660813e2c5d46a00ae6c770341404ff51f025a345babd24aa616c0748726fd03265d11f745dd1ee467bd10a54b18b66f8e5a340056867986098ac1b1

  • \Users\Admin\AppData\Local\Temp\IXP000.TMP\Rundll32.exe

    Filesize

    108KB

    MD5

    9539a5e3098acdcc2f92157497cd6bbc

    SHA1

    03cf7395df74dc52b830ec07117aac9893e774cf

    SHA256

    679c18b829ea991a846d141a50068f40ecbde3e8307e26d97b97f04782b6c493

    SHA512

    9acd6788660813e2c5d46a00ae6c770341404ff51f025a345babd24aa616c0748726fd03265d11f745dd1ee467bd10a54b18b66f8e5a340056867986098ac1b1

  • \Users\Admin\AppData\Local\Temp\IXP000.TMP\wrar380tr.exe

    Filesize

    1.4MB

    MD5

    4a285ba4158202cc3a064cfe9f1f2b45

    SHA1

    ccd3ae603ad782a6de5c40b31dd73fd51646725d

    SHA256

    56dbbe6eedb45676dde627587576afe27b7aab9c99d5f2a1a33fb321ea8d5348

    SHA512

    baf59787e04c0688320d451e4b2bc707c3890176c0f3dcd2089d453886362a55bc8ba697ef45e529022d2cf138a91092d7640ba1be10553e70eada21250c2da6

  • memory/1660-64-0x0000000000400000-0x0000000000403000-memory.dmp

    Filesize

    12KB

  • memory/1660-67-0x0000000000400000-0x0000000000403000-memory.dmp

    Filesize

    12KB

  • memory/1660-70-0x0000000000400000-0x0000000000403000-memory.dmp

    Filesize

    12KB

  • memory/1660-65-0x0000000000400000-0x0000000000403000-memory.dmp

    Filesize

    12KB

  • memory/1660-63-0x0000000000400000-0x0000000000403000-memory.dmp

    Filesize

    12KB

  • memory/1948-59-0x0000000074F01000-0x0000000074F03000-memory.dmp

    Filesize

    8KB