Analysis

  • max time kernel
    149s
  • max time network
    150s
  • 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 06:18

General

  • Target

    84f20f80eb05a92d3c4dfa190d1c7577d52a2cb365511dfe2baf7556298a9b6b.exe

  • Size

    474KB

  • MD5

    27ca43b48e793625818a783582af3ea8

  • SHA1

    6a3d070a90b56279ee35d85657421d255c5f2e89

  • SHA256

    84f20f80eb05a92d3c4dfa190d1c7577d52a2cb365511dfe2baf7556298a9b6b

  • SHA512

    daad4dd0674223db6b673047f4a1170170cf47843a74ad643b7363e16d0c3153daf423f65dfbdf51a282ce5e7ff6424cd59354864d551b7eb99571cc2ea0223d

  • SSDEEP

    6144:KKy+bnr+Op0yN90QEKC6b3LJRDsoco0kAg3aivvXYMsGbehvbJ3ZOy22Q3GHdTg:GMray90wdb3tV0HgKivF/KbJ3ky2Sxg

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\84f20f80eb05a92d3c4dfa190d1c7577d52a2cb365511dfe2baf7556298a9b6b.exe
    "C:\Users\Admin\AppData\Local\Temp\84f20f80eb05a92d3c4dfa190d1c7577d52a2cb365511dfe2baf7556298a9b6b.exe"
    1⤵
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4992
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nMk93.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nMk93.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2848
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bXX92.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bXX92.exe
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:3780

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nMk93.exe

    Filesize

    200KB

    MD5

    be1ccfe6183645e8651fe0e7e12e569b

    SHA1

    c6c96f514ab83bde8a590f9c16109339a5426686

    SHA256

    f820906998f80560022e35d07eb9ed7b8f0fd0ddb001d1c28ded671e03456122

    SHA512

    647f7bf1795973dc7d566921f756149069e4085ce7c86f396cd680a8e0526f566e8f8d8693c64f6e296e364c2fada164df947b601411d419cf0c720e69aec281

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bXX92.exe

    Filesize

    175KB

    MD5

    da6f3bef8abc85bd09f50783059964e3

    SHA1

    a0f25f60ec1896c4c920ea397f40e6ce29724322

    SHA256

    e6d9ee8ab0ea2ade6e5a9481d8f0f921427ec6919b1b48c6067570fde270736b

    SHA512

    4d2e1472b114c98c74900b8305aabbc49ba28edffdc2376206cf02e26593df4e444933b3aa19f0c6cd0ae3ac3133d656433574aaf25a57748758e5dd25edfbec

  • memory/3780-14-0x00007FFBCB2F0000-0x00007FFBCB4E5000-memory.dmp

    Filesize

    2.0MB

  • memory/3780-15-0x00000000005B0000-0x00000000005E2000-memory.dmp

    Filesize

    200KB

  • memory/3780-16-0x0000000005510000-0x0000000005B28000-memory.dmp

    Filesize

    6.1MB

  • memory/3780-17-0x0000000005090000-0x000000000519A000-memory.dmp

    Filesize

    1.0MB

  • memory/3780-18-0x0000000004FD0000-0x0000000004FE2000-memory.dmp

    Filesize

    72KB

  • memory/3780-19-0x0000000005030000-0x000000000506C000-memory.dmp

    Filesize

    240KB

  • memory/3780-20-0x00000000051A0000-0x00000000051EC000-memory.dmp

    Filesize

    304KB

  • memory/3780-21-0x00007FFBCB2F0000-0x00007FFBCB4E5000-memory.dmp

    Filesize

    2.0MB