Analysis

  • max time kernel
    148s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-05-2024 15:01

General

  • Target

    542eb4afaab2b90e95d070cb150ef76e8faa23f3afdd12ab49978cbb72dd389a.exe

  • Size

    430KB

  • MD5

    73f7d4e8343709104d395f26489cc42b

  • SHA1

    3647210a37ca4eb97210721a09470ae5c2023985

  • SHA256

    542eb4afaab2b90e95d070cb150ef76e8faa23f3afdd12ab49978cbb72dd389a

  • SHA512

    38c32d8eec98525618c1fa38f65e080f065b9dcf64093b88f88d9bc9ddc821c4e3b25a60b7fc8612cffca4446c7c79433be9f17b596de7e9610db8c0ce867cb3

  • SSDEEP

    12288:aMrHy90uY55c5go2JKza1OfB3JlEy3+mzS:tyzAigJqaofnqyul

Malware Config

Extracted

Family

redline

Botnet

taiga

C2

5.42.92.51:19057

Signatures

  • RedLine

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

  • RedLine payload 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\542eb4afaab2b90e95d070cb150ef76e8faa23f3afdd12ab49978cbb72dd389a.exe
    "C:\Users\Admin\AppData\Local\Temp\542eb4afaab2b90e95d070cb150ef76e8faa23f3afdd12ab49978cbb72dd389a.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:2536
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\2AY9017.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\2AY9017.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      PID:3228
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
        3⤵
          PID:3776
      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\3ja09XS.exe
        C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\3ja09XS.exe
        2⤵
        • Executes dropped EXE
        PID:3288

    Network

    MITRE ATT&CK Matrix ATT&CK v13

    Persistence

    Boot or Logon Autostart Execution

    1
    T1547

    Registry Run Keys / Startup Folder

    1
    T1547.001

    Privilege Escalation

    Boot or Logon Autostart Execution

    1
    T1547

    Registry Run Keys / Startup Folder

    1
    T1547.001

    Defense Evasion

    Modify Registry

    1
    T1112

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\2AY9017.exe
      Filesize

      415KB

      MD5

      8eeba881a88e2159594ff357e066faaa

      SHA1

      2debc094675b204b5b20a3fd45d03030a8f8443c

      SHA256

      89bdfcc614f2d9f46abf2b3c5762aeebc62caa2692f8d4911f15731ed5420ce6

      SHA512

      a584446596961d5ba78336570681bfcdd0a72c764fbf0ad2d9e6644a579e9795f826d5f240ba4fd579babd65fb5d1af97b7512c3c90730398bfdd52ec3bb546e

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\3ja09XS.exe
      Filesize

      378KB

      MD5

      d562f8dea437f6c47a70df4a137b3c9a

      SHA1

      3f36681d23b27d14c6b061ff4add71d4f5bbf0a8

      SHA256

      02ea7a430cd94053ea4aa2fa2f7ebd873ce1b164cf3bfd152e25c30e31e7cdac

      SHA512

      a7566cba5e42f03a2037eb3bcd60009cf7cc23827db6b98d9c4e618861cc30a63bc80753d40022c7e4a15daa4e22e69df166ddaad9b6638017df7bdfc1e4cc8c

    • memory/3776-14-0x0000000074830000-0x0000000074FE0000-memory.dmp
      Filesize

      7.7MB

    • memory/3776-11-0x000000007483E000-0x000000007483F000-memory.dmp
      Filesize

      4KB

    • memory/3776-12-0x0000000008340000-0x00000000088E4000-memory.dmp
      Filesize

      5.6MB

    • memory/3776-13-0x0000000007E30000-0x0000000007EC2000-memory.dmp
      Filesize

      584KB

    • memory/3776-7-0x0000000000400000-0x000000000043C000-memory.dmp
      Filesize

      240KB

    • memory/3776-15-0x0000000003240000-0x000000000324A000-memory.dmp
      Filesize

      40KB

    • memory/3776-16-0x0000000008F10000-0x0000000009528000-memory.dmp
      Filesize

      6.1MB

    • memory/3776-17-0x00000000081A0000-0x00000000082AA000-memory.dmp
      Filesize

      1.0MB

    • memory/3776-18-0x0000000007FF0000-0x0000000008002000-memory.dmp
      Filesize

      72KB

    • memory/3776-19-0x0000000008090000-0x00000000080CC000-memory.dmp
      Filesize

      240KB

    • memory/3776-20-0x0000000008030000-0x000000000807C000-memory.dmp
      Filesize

      304KB