Analysis

  • max time kernel
    135s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13/03/2023, 08:21

General

  • Target

    31c1fff0e539b182e27f0d459619e21b8f1a4835b6dd95b4d7b8e3b9d344f556.exe

  • Size

    297KB

  • MD5

    b84a865435e08d0de572051637ac433d

  • SHA1

    a0fbafe0145a78388d09ca68ec7b29c629c87887

  • SHA256

    31c1fff0e539b182e27f0d459619e21b8f1a4835b6dd95b4d7b8e3b9d344f556

  • SHA512

    d4c279020924ad03ebe6243a5eb12012923c50572e797c9222cd6dd36ae1f851127860e484afafbf71bee5910bad743464369a555a4833c6409e604158bdabcb

  • SSDEEP

    6144:Xx17FpvheYK1FozZG7k8Z6rmgpGJfXl8bHJp12DfgiI:j7FpbtrmgIJvOJL2H

Malware Config

Signatures

  • RedLine

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

  • RedLine payload 33 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\31c1fff0e539b182e27f0d459619e21b8f1a4835b6dd95b4d7b8e3b9d344f556.exe
    "C:\Users\Admin\AppData\Local\Temp\31c1fff0e539b182e27f0d459619e21b8f1a4835b6dd95b4d7b8e3b9d344f556.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:5076
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 5076 -s 1652
      2⤵
      • Program crash
      PID:908
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 5076 -ip 5076
    1⤵
      PID:4412

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/5076-134-0x0000000002120000-0x0000000002182000-memory.dmp

      Filesize

      392KB

    • memory/5076-135-0x0000000004D20000-0x0000000004D30000-memory.dmp

      Filesize

      64KB

    • memory/5076-136-0x0000000004D30000-0x00000000052D4000-memory.dmp

      Filesize

      5.6MB

    • memory/5076-137-0x0000000004D20000-0x0000000004D30000-memory.dmp

      Filesize

      64KB

    • memory/5076-138-0x0000000004D20000-0x0000000004D30000-memory.dmp

      Filesize

      64KB

    • memory/5076-139-0x0000000004BF0000-0x0000000004C42000-memory.dmp

      Filesize

      328KB

    • memory/5076-140-0x0000000004BF0000-0x0000000004C42000-memory.dmp

      Filesize

      328KB

    • memory/5076-142-0x0000000004BF0000-0x0000000004C42000-memory.dmp

      Filesize

      328KB

    • memory/5076-144-0x0000000004BF0000-0x0000000004C42000-memory.dmp

      Filesize

      328KB

    • memory/5076-146-0x0000000004BF0000-0x0000000004C42000-memory.dmp

      Filesize

      328KB

    • memory/5076-148-0x0000000004BF0000-0x0000000004C42000-memory.dmp

      Filesize

      328KB

    • memory/5076-150-0x0000000004BF0000-0x0000000004C42000-memory.dmp

      Filesize

      328KB

    • memory/5076-152-0x0000000004BF0000-0x0000000004C42000-memory.dmp

      Filesize

      328KB

    • memory/5076-154-0x0000000004BF0000-0x0000000004C42000-memory.dmp

      Filesize

      328KB

    • memory/5076-156-0x0000000004BF0000-0x0000000004C42000-memory.dmp

      Filesize

      328KB

    • memory/5076-158-0x0000000004BF0000-0x0000000004C42000-memory.dmp

      Filesize

      328KB

    • memory/5076-160-0x0000000004BF0000-0x0000000004C42000-memory.dmp

      Filesize

      328KB

    • memory/5076-162-0x0000000004BF0000-0x0000000004C42000-memory.dmp

      Filesize

      328KB

    • memory/5076-164-0x0000000004BF0000-0x0000000004C42000-memory.dmp

      Filesize

      328KB

    • memory/5076-166-0x0000000004BF0000-0x0000000004C42000-memory.dmp

      Filesize

      328KB

    • memory/5076-168-0x0000000004BF0000-0x0000000004C42000-memory.dmp

      Filesize

      328KB

    • memory/5076-170-0x0000000004BF0000-0x0000000004C42000-memory.dmp

      Filesize

      328KB

    • memory/5076-172-0x0000000004BF0000-0x0000000004C42000-memory.dmp

      Filesize

      328KB

    • memory/5076-174-0x0000000004BF0000-0x0000000004C42000-memory.dmp

      Filesize

      328KB

    • memory/5076-176-0x0000000004BF0000-0x0000000004C42000-memory.dmp

      Filesize

      328KB

    • memory/5076-178-0x0000000004BF0000-0x0000000004C42000-memory.dmp

      Filesize

      328KB

    • memory/5076-180-0x0000000004BF0000-0x0000000004C42000-memory.dmp

      Filesize

      328KB

    • memory/5076-182-0x0000000004BF0000-0x0000000004C42000-memory.dmp

      Filesize

      328KB

    • memory/5076-184-0x0000000004BF0000-0x0000000004C42000-memory.dmp

      Filesize

      328KB

    • memory/5076-186-0x0000000004BF0000-0x0000000004C42000-memory.dmp

      Filesize

      328KB

    • memory/5076-188-0x0000000004BF0000-0x0000000004C42000-memory.dmp

      Filesize

      328KB

    • memory/5076-190-0x0000000004BF0000-0x0000000004C42000-memory.dmp

      Filesize

      328KB

    • memory/5076-192-0x0000000004BF0000-0x0000000004C42000-memory.dmp

      Filesize

      328KB

    • memory/5076-194-0x0000000004BF0000-0x0000000004C42000-memory.dmp

      Filesize

      328KB

    • memory/5076-196-0x0000000004BF0000-0x0000000004C42000-memory.dmp

      Filesize

      328KB

    • memory/5076-198-0x0000000004BF0000-0x0000000004C42000-memory.dmp

      Filesize

      328KB

    • memory/5076-200-0x0000000004BF0000-0x0000000004C42000-memory.dmp

      Filesize

      328KB

    • memory/5076-202-0x0000000004BF0000-0x0000000004C42000-memory.dmp

      Filesize

      328KB

    • memory/5076-929-0x00000000052E0000-0x00000000058F8000-memory.dmp

      Filesize

      6.1MB

    • memory/5076-930-0x0000000005900000-0x0000000005912000-memory.dmp

      Filesize

      72KB

    • memory/5076-931-0x0000000005920000-0x0000000005A2A000-memory.dmp

      Filesize

      1.0MB

    • memory/5076-932-0x0000000004D20000-0x0000000004D30000-memory.dmp

      Filesize

      64KB

    • memory/5076-933-0x0000000005A30000-0x0000000005A6C000-memory.dmp

      Filesize

      240KB

    • memory/5076-934-0x0000000005D30000-0x0000000005D96000-memory.dmp

      Filesize

      408KB

    • memory/5076-935-0x0000000006400000-0x0000000006492000-memory.dmp

      Filesize

      584KB

    • memory/5076-936-0x00000000064B0000-0x0000000006526000-memory.dmp

      Filesize

      472KB

    • memory/5076-937-0x0000000006570000-0x000000000658E000-memory.dmp

      Filesize

      120KB

    • memory/5076-938-0x0000000006610000-0x00000000067D2000-memory.dmp

      Filesize

      1.8MB

    • memory/5076-939-0x00000000067E0000-0x0000000006D0C000-memory.dmp

      Filesize

      5.2MB

    • memory/5076-942-0x0000000004D20000-0x0000000004D30000-memory.dmp

      Filesize

      64KB