Analysis

  • max time kernel
    91s
  • max time network
    139s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    13-06-2022 10:35

General

  • Target

    98c4b88ea63337578782c500fcbf772550ebf2adf11ac28bdec3ff6bc31ff7e3.exe

  • Size

    745KB

  • MD5

    f67bb49bb86906a9ffc771e280f43a85

  • SHA1

    b49ab390436229f854ecf2d7bd87792edb637a46

  • SHA256

    98c4b88ea63337578782c500fcbf772550ebf2adf11ac28bdec3ff6bc31ff7e3

  • SHA512

    aae8f324775595c24366e12b2822d9f445f2e48da63a974b12d4b35701e98cd84eb88b93818dc4a9f893198b1aa37a978dec89f1b64207f9063b9f564081a3f3

Malware Config

Extracted

Family

redline

Botnet

76

C2

139.99.32.83:43199

Attributes
  • auth_value

    44d461325298129ed3c705440f57962c

Signatures

  • RedLine

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

  • RedLine Payload 1 IoCs
  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\98c4b88ea63337578782c500fcbf772550ebf2adf11ac28bdec3ff6bc31ff7e3.exe
    "C:\Users\Admin\AppData\Local\Temp\98c4b88ea63337578782c500fcbf772550ebf2adf11ac28bdec3ff6bc31ff7e3.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:3112
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1408
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3112 -s 288
      2⤵
      • Program crash
      PID:1644
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3112 -ip 3112
    1⤵
      PID:4648

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Credential Access

    Credentials in Files

    1
    T1081

    Collection

    Data from Local System

    1
    T1005

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1408-130-0x0000000000000000-mapping.dmp
    • memory/1408-131-0x0000000000400000-0x0000000000420000-memory.dmp
      Filesize

      128KB

    • memory/1408-136-0x0000000005D50000-0x0000000006368000-memory.dmp
      Filesize

      6.1MB

    • memory/1408-137-0x0000000005770000-0x0000000005782000-memory.dmp
      Filesize

      72KB

    • memory/1408-138-0x00000000058A0000-0x00000000059AA000-memory.dmp
      Filesize

      1.0MB

    • memory/1408-139-0x00000000057D0000-0x000000000580C000-memory.dmp
      Filesize

      240KB

    • memory/1408-140-0x0000000006920000-0x0000000006EC4000-memory.dmp
      Filesize

      5.6MB

    • memory/1408-141-0x0000000005CA0000-0x0000000005D32000-memory.dmp
      Filesize

      584KB

    • memory/1408-142-0x0000000006370000-0x00000000063D6000-memory.dmp
      Filesize

      408KB

    • memory/1408-143-0x00000000067A0000-0x0000000006816000-memory.dmp
      Filesize

      472KB

    • memory/1408-144-0x00000000068A0000-0x00000000068BE000-memory.dmp
      Filesize

      120KB

    • memory/1408-145-0x0000000007E90000-0x0000000008052000-memory.dmp
      Filesize

      1.8MB

    • memory/1408-146-0x0000000008590000-0x0000000008ABC000-memory.dmp
      Filesize

      5.2MB

    • memory/1408-147-0x0000000007130000-0x0000000007180000-memory.dmp
      Filesize

      320KB