Analysis

  • max time kernel
    132s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09-05-2024 15:04

General

  • Target

    27054c4ef87730930ab8bbec2331b567a7518f766c3e7f55e066fb7014ae3556.exe

  • Size

    856KB

  • MD5

    42bfe71072750a81fe1d4dcdb2f04dc2

  • SHA1

    29ac9199d705da60cd8cf27229e8dda3e6188be5

  • SHA256

    27054c4ef87730930ab8bbec2331b567a7518f766c3e7f55e066fb7014ae3556

  • SHA512

    2e0f763ffc407cfce7646b3d5318d5f507808bd0e0d63d81d39d767c754ae153fbfb3a5fcfe6331a57731cb2ca34a6c586c4ca1fc059dbe7d53a657580d37021

  • SSDEEP

    12288:BMrSy90bmxzzWSvRTkc64XzHqbv0t3CEfEkkOP3QBXD/n3HPdy2U3RMAManmlbCY:PyRSSZ56gzHqbv0ZCEBcn3VlcG+nm1

Malware Config

Extracted

Family

redline

Botnet

kira

C2

77.91.68.48:19071

Attributes
  • auth_value

    1677a40fd8997eb89377e1681911e9c6

Signatures

  • RedLine

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

  • RedLine payload 2 IoCs
  • Executes dropped EXE 2 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\27054c4ef87730930ab8bbec2331b567a7518f766c3e7f55e066fb7014ae3556.exe
    "C:\Users\Admin\AppData\Local\Temp\27054c4ef87730930ab8bbec2331b567a7518f766c3e7f55e066fb7014ae3556.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:856
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x0107547.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x0107547.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:3872
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\f7897423.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\f7897423.exe
        3⤵
        • Executes dropped EXE
        PID:536

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x0107547.exe

    Filesize

    755KB

    MD5

    c665ba7f1cc0ab9951da7bf197b04c01

    SHA1

    52a9a7b51d225fc7f8824e713043f5143cd98d85

    SHA256

    20e5aeb19eafd1131b3f25dcb9216eecd4f38e69de3b61fc3cf290f387c2d998

    SHA512

    03e97753a06da1cfd34c137ef0d158a5525508bfd7ce993816b772a2b60bb22f3c4676598be168a529202f8ee9e8790087a7708d9a92badc0eafc1945e7290fa

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\f7897423.exe

    Filesize

    692KB

    MD5

    40236ff6ad5d86ba9af49e6aa8feb830

    SHA1

    00c2712d3beecf509a295e340c5827db20f2e251

    SHA256

    e6a06e909f7d3e0117e5861c6ec36369f759bb0504e7f181c6ed74d997c5b25b

    SHA512

    a8cdf9c4e8e2abcae17303c6fd7a62ac63ecf07d28a069f2e4e7311352404505536c287080f5a9b617c00a3c108d3f1fc5617033a848bdda8d4ec604a36c55a3

  • memory/536-14-0x0000000000520000-0x0000000000550000-memory.dmp

    Filesize

    192KB

  • memory/536-18-0x0000000000401000-0x0000000000402000-memory.dmp

    Filesize

    4KB

  • memory/536-19-0x0000000000400000-0x000000000043A000-memory.dmp

    Filesize

    232KB

  • memory/536-20-0x0000000002160000-0x0000000002166000-memory.dmp

    Filesize

    24KB

  • memory/536-21-0x00000000052B0000-0x00000000058C8000-memory.dmp

    Filesize

    6.1MB

  • memory/536-22-0x0000000004C90000-0x0000000004D9A000-memory.dmp

    Filesize

    1.0MB

  • memory/536-23-0x0000000004B20000-0x0000000004B32000-memory.dmp

    Filesize

    72KB

  • memory/536-24-0x0000000004B40000-0x0000000004B7C000-memory.dmp

    Filesize

    240KB

  • memory/536-25-0x0000000004E00000-0x0000000004E4C000-memory.dmp

    Filesize

    304KB