Analysis

  • max time kernel
    83s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-12-2022 18:44

General

  • Target

    505509de0eccbd99559118cc90f42f5618c68827d963394afdef810c7fc3b2f1.exe

  • Size

    399KB

  • MD5

    0ea45bddb097b50c089bea5ae3f5a6fd

  • SHA1

    4a9755d1e363803087d8f2c77d2c3cc5804196e2

  • SHA256

    505509de0eccbd99559118cc90f42f5618c68827d963394afdef810c7fc3b2f1

  • SHA512

    f70607e01a2b8fa2d60f54cace041ed12a3610d94f4e30f84b5b7cc7b48ae1c7725eb8aa69ea2aa5d3261bd772d239a7792c7817a0aac46e3e5702cb0184aad5

  • SSDEEP

    6144:p6DCxLT52vMishn5u9OC9ZjYAOkuXFGvNCy7QRO8GjTKXe/kXDN:p6DCxLT52vMiy7yuVfRO/TWN

Malware Config

Extracted

Family

redline

Botnet

11

C2

79.137.202.18:45218

Attributes
  • auth_value

    107e09eee63158d2488feb03dac75204

Signatures

  • RedLine

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

  • Uses the VBS compiler for execution 1 TTPs
  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\505509de0eccbd99559118cc90f42f5618c68827d963394afdef810c7fc3b2f1.exe
    "C:\Users\Admin\AppData\Local\Temp\505509de0eccbd99559118cc90f42f5618c68827d963394afdef810c7fc3b2f1.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1300
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4900
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1300 -s 256
      2⤵
      • Program crash
      PID:1144
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 368 -p 1300 -ip 1300
    1⤵
      PID:1264

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Execution

    Scripting

    1
    T1064

    Defense Evasion

    Scripting

    1
    T1064

    Credential Access

    Credentials in Files

    1
    T1081

    Collection

    Data from Local System

    1
    T1005

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/4900-132-0x0000000000000000-mapping.dmp
    • memory/4900-133-0x0000000000400000-0x0000000000432000-memory.dmp
      Filesize

      200KB

    • memory/4900-138-0x0000000005B80000-0x0000000006198000-memory.dmp
      Filesize

      6MB

    • memory/4900-139-0x0000000005670000-0x000000000577A000-memory.dmp
      Filesize

      1MB

    • memory/4900-140-0x0000000002FE0000-0x0000000002FF2000-memory.dmp
      Filesize

      72KB

    • memory/4900-141-0x0000000003170000-0x00000000031AC000-memory.dmp
      Filesize

      240KB

    • memory/4900-142-0x0000000005820000-0x00000000058B2000-memory.dmp
      Filesize

      584KB

    • memory/4900-143-0x0000000006750000-0x0000000006CF4000-memory.dmp
      Filesize

      5MB

    • memory/4900-144-0x00000000059A0000-0x0000000005A06000-memory.dmp
      Filesize

      408KB

    • memory/4900-145-0x0000000006670000-0x00000000066E6000-memory.dmp
      Filesize

      472KB

    • memory/4900-146-0x00000000064F0000-0x0000000006540000-memory.dmp
      Filesize

      320KB

    • memory/4900-147-0x0000000007160000-0x0000000007322000-memory.dmp
      Filesize

      1MB

    • memory/4900-148-0x0000000008DE0000-0x000000000930C000-memory.dmp
      Filesize

      5MB