Analysis

  • max time kernel
    132s
  • max time network
    149s
  • 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 08:33

General

  • Target

    bbd5d61d85fc9ceda7db2334d16ef2f8f076304b92db0cd2510649453d507e71.exe

  • Size

    481KB

  • MD5

    de972f1232e771cda0c61df0b3b0c7d9

  • SHA1

    ea95ea045d67ea23850ce7268370f89b3123df46

  • SHA256

    bbd5d61d85fc9ceda7db2334d16ef2f8f076304b92db0cd2510649453d507e71

  • SHA512

    a60d78e6b82e75df20e027de5eb36509bee3947508346b5ca15c670caaca153932682669cdc3e435ede3844689004786e1e611b0a6c569596610adbae2ecfdec

  • SSDEEP

    12288:GMrry90Z4Mt6Vw+JACh1b2RSr2V4fO1kPL:1ye4MYVjJACh1b4Sr2VNiD

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\bbd5d61d85fc9ceda7db2334d16ef2f8f076304b92db0cd2510649453d507e71.exe
    "C:\Users\Admin\AppData\Local\Temp\bbd5d61d85fc9ceda7db2334d16ef2f8f076304b92db0cd2510649453d507e71.exe"
    1⤵
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4764
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nMT27.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nMT27.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3908
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bKY83.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bKY83.exe
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:4276

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nMT27.exe

    Filesize

    200KB

    MD5

    40eb2a0aee4ccf655e4131f37910b014

    SHA1

    51de872f21c8d8ac217f8cf53e9442d2548da83f

    SHA256

    17522e5ee99ac66ce4479f41207138d1c9e676177cb48279fe0bc81932bb4089

    SHA512

    9156b6f5c279c46ab9fa8a614408050e18f9c76508ed222258a3ebc4ecf373e5147d0f8b9dcce8b4e3bf9be0c89f7a168f832898720f9a1101a6584dbb972cce

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bKY83.exe

    Filesize

    175KB

    MD5

    da6f3bef8abc85bd09f50783059964e3

    SHA1

    a0f25f60ec1896c4c920ea397f40e6ce29724322

    SHA256

    e6d9ee8ab0ea2ade6e5a9481d8f0f921427ec6919b1b48c6067570fde270736b

    SHA512

    4d2e1472b114c98c74900b8305aabbc49ba28edffdc2376206cf02e26593df4e444933b3aa19f0c6cd0ae3ac3133d656433574aaf25a57748758e5dd25edfbec

  • memory/4276-14-0x0000000074A8E000-0x0000000074A8F000-memory.dmp

    Filesize

    4KB

  • memory/4276-15-0x0000000000A70000-0x0000000000AA2000-memory.dmp

    Filesize

    200KB

  • memory/4276-16-0x00000000059D0000-0x0000000005FE8000-memory.dmp

    Filesize

    6.1MB

  • memory/4276-17-0x0000000005550000-0x000000000565A000-memory.dmp

    Filesize

    1.0MB

  • memory/4276-18-0x0000000005480000-0x0000000005492000-memory.dmp

    Filesize

    72KB

  • memory/4276-19-0x00000000054E0000-0x000000000551C000-memory.dmp

    Filesize

    240KB

  • memory/4276-20-0x0000000005660000-0x00000000056AC000-memory.dmp

    Filesize

    304KB

  • memory/4276-21-0x0000000074A8E000-0x0000000074A8F000-memory.dmp

    Filesize

    4KB