Analysis

  • max time kernel
    148s
  • max time network
    151s
  • 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 12:37

General

  • Target

    54433eb6ed14e0a271f76bb83319f32861c7d2ed6349b734ad6ba213a371f88b.exe

  • Size

    550KB

  • MD5

    550c0008e338f8348535fb8be36c7ffa

  • SHA1

    b5bd66272fc6804e2c2570f751d334c54552452e

  • SHA256

    54433eb6ed14e0a271f76bb83319f32861c7d2ed6349b734ad6ba213a371f88b

  • SHA512

    1952e9590ad5c1d36b20081e42039239e2e025c2be5dece1596c672b6b5e9d75ff1b380bfe120e49fc4873de141ce31db2d728fcec8fe89c35833c5b5c7fff8f

  • SSDEEP

    12288:6Mrey90NMcPFIdVasycmZSE9c3YY5qdZO1mI9zz6Jb8:QyCMI2Pazvj92q/O1mI9v6e

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\54433eb6ed14e0a271f76bb83319f32861c7d2ed6349b734ad6ba213a371f88b.exe
    "C:\Users\Admin\AppData\Local\Temp\54433eb6ed14e0a271f76bb83319f32861c7d2ed6349b734ad6ba213a371f88b.exe"
    1⤵
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2892
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nmu91.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nmu91.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2472
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bPc42.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bPc42.exe
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:3020

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nmu91.exe

    Filesize

    202KB

    MD5

    a66bb72d8fe0427b01d08565bcb08f68

    SHA1

    db1e38041ee5e6098094ad1a3486cd34ad42e755

    SHA256

    90e88225ec35f04f384791a27b76da9ff8412bfedc87d985ff4c23a990df954b

    SHA512

    8b9117ebd86875d3fe0139a89b0e57c9abd75d5847bfbe14901d9d01613dda113c4cb3671477828e856f5d74484aea6bed54121c839648157d5a83f17e4838a8

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bPc42.exe

    Filesize

    175KB

    MD5

    da6f3bef8abc85bd09f50783059964e3

    SHA1

    a0f25f60ec1896c4c920ea397f40e6ce29724322

    SHA256

    e6d9ee8ab0ea2ade6e5a9481d8f0f921427ec6919b1b48c6067570fde270736b

    SHA512

    4d2e1472b114c98c74900b8305aabbc49ba28edffdc2376206cf02e26593df4e444933b3aa19f0c6cd0ae3ac3133d656433574aaf25a57748758e5dd25edfbec

  • memory/3020-14-0x000000007458E000-0x000000007458F000-memory.dmp

    Filesize

    4KB

  • memory/3020-15-0x0000000000A50000-0x0000000000A82000-memory.dmp

    Filesize

    200KB

  • memory/3020-16-0x00000000059D0000-0x0000000005FE8000-memory.dmp

    Filesize

    6.1MB

  • memory/3020-17-0x0000000005530000-0x000000000563A000-memory.dmp

    Filesize

    1.0MB

  • memory/3020-18-0x0000000005460000-0x0000000005472000-memory.dmp

    Filesize

    72KB

  • memory/3020-19-0x00000000054C0000-0x00000000054FC000-memory.dmp

    Filesize

    240KB

  • memory/3020-20-0x0000000005640000-0x000000000568C000-memory.dmp

    Filesize

    304KB

  • memory/3020-21-0x000000007458E000-0x000000007458F000-memory.dmp

    Filesize

    4KB