Analysis

  • max time kernel
    114s
  • max time network
    131s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-10-2022 17:07

General

  • Target

    file.exe

  • Size

    1.3MB

  • MD5

    012e45283f000c630c2cc46a9f87a996

  • SHA1

    25d57354cd7ac18e8ee5aa6bb4b9502ff0dd05a5

  • SHA256

    2f791a20689cb930c92a588e9223cf1a81f0b1d3ef5a47bf99cf9932b02beb68

  • SHA512

    b3c7a40e085d84ab81da9302addc2614570e099791b10a76cb5bda3e462b12f3cb246a91808d606db9339b15b94036db4649671a020aadaed080c04fc5e7155d

  • SSDEEP

    24576:P4WoZkB+6pZ4uSu39ptmagDLb2S7WRCcoHDygMIHFT+:oinrHUagDLb2S78AzMIl6

Malware Config

Extracted

Family

redline

Botnet

new10261

C2

denestyenol.xyz:81

exirdonanos.xyz:81

Attributes
  • auth_value

    599f87da51c4253a0b6e880e0185e7e6

Signatures

  • RedLine

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

  • RedLine payload 1 IoCs
  • 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 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\file.exe
    "C:\Users\Admin\AppData\Local\Temp\file.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4112
    • 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:101892
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4112 -s 98692
      2⤵
      • Program crash
      PID:102032
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 204 -p 4112 -ip 4112
    1⤵
      PID:101964

    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/101892-132-0x0000000000000000-mapping.dmp
    • memory/101892-133-0x0000000000400000-0x0000000000428000-memory.dmp
      Filesize

      160KB

    • memory/101892-138-0x0000000005D00000-0x0000000006318000-memory.dmp
      Filesize

      6.1MB

    • memory/101892-139-0x0000000005880000-0x000000000598A000-memory.dmp
      Filesize

      1.0MB

    • memory/101892-140-0x00000000057B0000-0x00000000057C2000-memory.dmp
      Filesize

      72KB

    • memory/101892-141-0x0000000005830000-0x000000000586C000-memory.dmp
      Filesize

      240KB

    • memory/101892-142-0x0000000007050000-0x00000000075F4000-memory.dmp
      Filesize

      5.6MB

    • memory/101892-143-0x0000000006B80000-0x0000000006C12000-memory.dmp
      Filesize

      584KB

    • memory/101892-144-0x0000000006C20000-0x0000000006C86000-memory.dmp
      Filesize

      408KB

    • memory/101892-145-0x00000000077D0000-0x0000000007992000-memory.dmp
      Filesize

      1.8MB

    • memory/101892-146-0x0000000007ED0000-0x00000000083FC000-memory.dmp
      Filesize

      5.2MB