Analysis

  • max time kernel
    105s
  • max time network
    113s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-11-2024 05:41

General

  • Target

    d9ac33b48c2a673b2ab8d9d460b87e26340c799f6e905bffb7b8f7f9e3b6a0eeN.exe

  • Size

    551KB

  • MD5

    52837851fffa2d53aa6d156ab802ffd0

  • SHA1

    5d9954dcdc5e6c9701d8910d480dc0e35a874554

  • SHA256

    d9ac33b48c2a673b2ab8d9d460b87e26340c799f6e905bffb7b8f7f9e3b6a0ee

  • SHA512

    8ec412e5fed2220f2bb11ef35faa12baad4bf44ebe4ae855a2196791e5d627454e96401b907aa0044c7a1e14c08b0fa15071d7df66c25aa67abbf66c4eae4fa7

  • SSDEEP

    12288:SMrwy90IlKVWzNKdryQl+W6AMrERFEhkiUW5/fBMj:OyDwVHdmfYTEh/F/ZMj

Malware Config

Extracted

Family

redline

Botnet

fusa

C2

193.233.20.12:4132

Attributes
  • auth_value

    a08b2f01bd2af756e38c5dd60e87e697

Signatures

  • RedLine

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

  • RedLine payload 2 IoCs
  • Redline family
  • Executes dropped EXE 2 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • 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 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d9ac33b48c2a673b2ab8d9d460b87e26340c799f6e905bffb7b8f7f9e3b6a0eeN.exe
    "C:\Users\Admin\AppData\Local\Temp\d9ac33b48c2a673b2ab8d9d460b87e26340c799f6e905bffb7b8f7f9e3b6a0eeN.exe"
    1⤵
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:844
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nXX45.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nXX45.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:228
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bDc71.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bDc71.exe
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:2524

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nXX45.exe

    Filesize

    202KB

    MD5

    da5ffbda64342b2c7184e1a7cfc1f2e3

    SHA1

    43dd0b7f05d2c23aae1c2ac10b3498ae4f952faf

    SHA256

    a038e5a1ded14c60cb109820c021bf66727267b777cad121cb109eb13ae3c661

    SHA512

    1f1ffe632f7cd3a918cd282bfdbab2787c9ae72ccfdb26c2900db3ccd57bec5953db9a893efecf79239b56fba709b82cc69fc132634e74da10d24779ec1e4554

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bDc71.exe

    Filesize

    175KB

    MD5

    da6f3bef8abc85bd09f50783059964e3

    SHA1

    a0f25f60ec1896c4c920ea397f40e6ce29724322

    SHA256

    e6d9ee8ab0ea2ade6e5a9481d8f0f921427ec6919b1b48c6067570fde270736b

    SHA512

    4d2e1472b114c98c74900b8305aabbc49ba28edffdc2376206cf02e26593df4e444933b3aa19f0c6cd0ae3ac3133d656433574aaf25a57748758e5dd25edfbec

  • memory/2524-14-0x0000000073BFE000-0x0000000073BFF000-memory.dmp

    Filesize

    4KB

  • memory/2524-15-0x00000000006C0000-0x00000000006F2000-memory.dmp

    Filesize

    200KB

  • memory/2524-16-0x0000000005620000-0x0000000005C38000-memory.dmp

    Filesize

    6.1MB

  • memory/2524-17-0x00000000051A0000-0x00000000052AA000-memory.dmp

    Filesize

    1.0MB

  • memory/2524-18-0x00000000050D0000-0x00000000050E2000-memory.dmp

    Filesize

    72KB

  • memory/2524-19-0x0000000005130000-0x000000000516C000-memory.dmp

    Filesize

    240KB

  • memory/2524-20-0x00000000052B0000-0x00000000052FC000-memory.dmp

    Filesize

    304KB

  • memory/2524-21-0x0000000073BFE000-0x0000000073BFF000-memory.dmp

    Filesize

    4KB