Analysis

  • max time kernel
    131s
  • max time network
    147s
  • 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 05:47

General

  • Target

    552e917e4e5d0cf37d1b40d3995a5ab41d59a835087f306843b6f0d1f94a5594.exe

  • Size

    474KB

  • MD5

    9e021cc5045e6dc9e7b54296ed0bfcea

  • SHA1

    c616d51b5e8cb15a44b999587c5d6874a6dc1882

  • SHA256

    552e917e4e5d0cf37d1b40d3995a5ab41d59a835087f306843b6f0d1f94a5594

  • SHA512

    07bfba53ba4d3de2529c9bcc1dc07b5b260286b6ccf290089210ee5a2c68587083a252cea8746768101bf2512c5f3826a31d4bbc91ceb7fd75abb2f2d43263d5

  • SSDEEP

    12288:qMrny90F2BLA0E7k4V1+Xyqm31pdBHS/N0:lya27E7yy7zBoK

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\552e917e4e5d0cf37d1b40d3995a5ab41d59a835087f306843b6f0d1f94a5594.exe
    "C:\Users\Admin\AppData\Local\Temp\552e917e4e5d0cf37d1b40d3995a5ab41d59a835087f306843b6f0d1f94a5594.exe"
    1⤵
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1880
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nYs61.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nYs61.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:5084
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bUb76.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bUb76.exe
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:3888

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nYs61.exe

    Filesize

    200KB

    MD5

    50191e2e853459c168bcebdde689a4bd

    SHA1

    19e3b6e12e41363751c8fdb0c2e8c00ec0a41bd7

    SHA256

    4ac99989e7c825f53351996a51c6daa17e88f63031acd85e48bc175fad487dd3

    SHA512

    ce76dd337ea653684a2530bbb73b4b5a5e0ed2a87fe15878df48bd6802b4c2e3322c46213e5deac599a154574b2e96380585664247043c5f01318a52f22114ab

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bUb76.exe

    Filesize

    175KB

    MD5

    da6f3bef8abc85bd09f50783059964e3

    SHA1

    a0f25f60ec1896c4c920ea397f40e6ce29724322

    SHA256

    e6d9ee8ab0ea2ade6e5a9481d8f0f921427ec6919b1b48c6067570fde270736b

    SHA512

    4d2e1472b114c98c74900b8305aabbc49ba28edffdc2376206cf02e26593df4e444933b3aa19f0c6cd0ae3ac3133d656433574aaf25a57748758e5dd25edfbec

  • memory/3888-14-0x0000000073D3E000-0x0000000073D3F000-memory.dmp

    Filesize

    4KB

  • memory/3888-15-0x0000000000CF0000-0x0000000000D22000-memory.dmp

    Filesize

    200KB

  • memory/3888-16-0x0000000005B40000-0x0000000006158000-memory.dmp

    Filesize

    6.1MB

  • memory/3888-17-0x0000000005690000-0x000000000579A000-memory.dmp

    Filesize

    1.0MB

  • memory/3888-18-0x00000000055C0000-0x00000000055D2000-memory.dmp

    Filesize

    72KB

  • memory/3888-19-0x00000000057A0000-0x00000000057DC000-memory.dmp

    Filesize

    240KB

  • memory/3888-20-0x00000000055E0000-0x000000000562C000-memory.dmp

    Filesize

    304KB

  • memory/3888-21-0x0000000073D3E000-0x0000000073D3F000-memory.dmp

    Filesize

    4KB