Analysis

  • max time kernel
    164s
  • max time network
    174s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14/10/2023, 01:38

General

  • Target

    0f8dad9bd2936d342978ee8646d1a61f1ceb199b29f87593139e16e8b76afc7c.exe

  • Size

    742KB

  • MD5

    77b1412a26dcb1e794fcc91750f6d616

  • SHA1

    637b78b6db9bb2dc5bbfdc798b9a968a6ed9fb12

  • SHA256

    0f8dad9bd2936d342978ee8646d1a61f1ceb199b29f87593139e16e8b76afc7c

  • SHA512

    ca2db54c592efa905fb350d18f9152691802cfac19321a3a07f6ced5c064d94390c0b9d4a01b9b54ae7b11a85e2123f500ddd5deab0bf881bd80a7176dfb524c

  • SSDEEP

    12288:e3//yfYb5BIQZVtMPLHzavXjNxPV5FSHaiFRGG86njlgSmWBICBubNRvmrOs/C9:MiuBtZKzavXjV5gdjdnjlgSLILbNMOse

Malware Config

Extracted

Family

redline

Botnet

moner

C2

77.91.124.82:19071

Attributes
  • auth_value

    a94cd9e01643e1945b296c28a2f28707

Signatures

  • Detect Mystic stealer payload 2 IoCs
  • Mystic

    Mystic is an infostealer written in C++.

  • RedLine

    RedLine Stealer is a malware family written in C#, first appearing in early 2020.

  • Executes dropped EXE 3 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious use of WriteProcessMemory 19 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0f8dad9bd2936d342978ee8646d1a61f1ceb199b29f87593139e16e8b76afc7c.exe
    "C:\Users\Admin\AppData\Local\Temp\0f8dad9bd2936d342978ee8646d1a61f1ceb199b29f87593139e16e8b76afc7c.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1128
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
      2⤵
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:1988
      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y7318103.exe
        C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y7318103.exe
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious use of WriteProcessMemory
        PID:3792
        • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\m1916338.exe
          C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\m1916338.exe
          4⤵
          • Executes dropped EXE
          PID:3104
        • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\n6942017.exe
          C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\n6942017.exe
          4⤵
          • Executes dropped EXE
          PID:752

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y7318103.exe

    Filesize

    272KB

    MD5

    c7b20ab32ba0f6c17fc8ccd363deb268

    SHA1

    a6b1cc2b3cc109ba1bd554315909fd9952d1838a

    SHA256

    4554bf088e18e967a8aa56b03b0648493880e6b55c5bc11bab50078af4699837

    SHA512

    b924a68b8425496c4f23bdf0971d80443e104cb38401419e4729f39fd6bdc87c8ffc82d7ecedbab81206ddce66ffd950e26aed2c5ec0cd930f982db1459bf53b

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y7318103.exe

    Filesize

    272KB

    MD5

    c7b20ab32ba0f6c17fc8ccd363deb268

    SHA1

    a6b1cc2b3cc109ba1bd554315909fd9952d1838a

    SHA256

    4554bf088e18e967a8aa56b03b0648493880e6b55c5bc11bab50078af4699837

    SHA512

    b924a68b8425496c4f23bdf0971d80443e104cb38401419e4729f39fd6bdc87c8ffc82d7ecedbab81206ddce66ffd950e26aed2c5ec0cd930f982db1459bf53b

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\m1916338.exe

    Filesize

    140KB

    MD5

    e87c0f4905744b029a10b2c49fa34a05

    SHA1

    b6eee9bdaf36be5d85b376a76ee43d4af5a3ac59

    SHA256

    7378fa6e1e57d48cfc80cdfd582ccdae76c69a7a5641292b2c82dab110e142d0

    SHA512

    76e7966d31c3d2b0edc831cc53ed9a45b4d5a2cefad095d4ae87c9938686aeddd71265a5b9532fa6943f7ef10e45ed052defd75f6cb64464701ddf00804126c0

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\m1916338.exe

    Filesize

    140KB

    MD5

    e87c0f4905744b029a10b2c49fa34a05

    SHA1

    b6eee9bdaf36be5d85b376a76ee43d4af5a3ac59

    SHA256

    7378fa6e1e57d48cfc80cdfd582ccdae76c69a7a5641292b2c82dab110e142d0

    SHA512

    76e7966d31c3d2b0edc831cc53ed9a45b4d5a2cefad095d4ae87c9938686aeddd71265a5b9532fa6943f7ef10e45ed052defd75f6cb64464701ddf00804126c0

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\n6942017.exe

    Filesize

    175KB

    MD5

    8f1687ef9a2ccf4fb62a117e4a5de4db

    SHA1

    1eac3eeae16ff7e72feae9a365c1295a23fc2bfb

    SHA256

    595b3485917fa089a06f5d7f2c6f93f82c38ed487e7bb19d1a8b309baa1ef971

    SHA512

    8f96e967ba3e90540c21d15d6d72c87d64fde063bf1c90af4c9f5b122454f27cc1437e6a08ba7c185167eca808f1c557f37cc9a523e9fdcc0273ec928b7aca75

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\n6942017.exe

    Filesize

    175KB

    MD5

    8f1687ef9a2ccf4fb62a117e4a5de4db

    SHA1

    1eac3eeae16ff7e72feae9a365c1295a23fc2bfb

    SHA256

    595b3485917fa089a06f5d7f2c6f93f82c38ed487e7bb19d1a8b309baa1ef971

    SHA512

    8f96e967ba3e90540c21d15d6d72c87d64fde063bf1c90af4c9f5b122454f27cc1437e6a08ba7c185167eca808f1c557f37cc9a523e9fdcc0273ec928b7aca75

  • memory/752-21-0x0000000000530000-0x0000000000560000-memory.dmp

    Filesize

    192KB

  • memory/752-26-0x0000000004EC0000-0x0000000004ED2000-memory.dmp

    Filesize

    72KB

  • memory/752-32-0x0000000004D80000-0x0000000004D90000-memory.dmp

    Filesize

    64KB

  • memory/752-31-0x0000000073BE0000-0x0000000074390000-memory.dmp

    Filesize

    7.7MB

  • memory/752-30-0x00000000050B0000-0x00000000050FC000-memory.dmp

    Filesize

    304KB

  • memory/752-22-0x0000000073BE0000-0x0000000074390000-memory.dmp

    Filesize

    7.7MB

  • memory/752-23-0x00000000026E0000-0x00000000026E6000-memory.dmp

    Filesize

    24KB

  • memory/752-24-0x00000000054B0000-0x0000000005AC8000-memory.dmp

    Filesize

    6.1MB

  • memory/752-25-0x0000000004FA0000-0x00000000050AA000-memory.dmp

    Filesize

    1.0MB

  • memory/752-27-0x0000000004D80000-0x0000000004D90000-memory.dmp

    Filesize

    64KB

  • memory/752-28-0x0000000004F20000-0x0000000004F5C000-memory.dmp

    Filesize

    240KB

  • memory/1988-3-0x0000000000400000-0x000000000048C000-memory.dmp

    Filesize

    560KB

  • memory/1988-29-0x0000000000400000-0x000000000048C000-memory.dmp

    Filesize

    560KB

  • memory/1988-0-0x0000000000400000-0x000000000048C000-memory.dmp

    Filesize

    560KB

  • memory/1988-1-0x0000000000400000-0x000000000048C000-memory.dmp

    Filesize

    560KB

  • memory/1988-2-0x0000000000400000-0x000000000048C000-memory.dmp

    Filesize

    560KB