Analysis

  • max time kernel
    85s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230221-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28/05/2023, 12:46

General

  • Target

    tmp.exe

  • Size

    415KB

  • MD5

    2790fcb14c80a8c9bb2dbb3ef5a0192b

  • SHA1

    5a6c51229aa2366aef99c192fef27c864ae56c3d

  • SHA256

    340a265fd6b6d352597498dbf6c3cf6417157328d3527d1c751ad1be8922a79b

  • SHA512

    da20c476530dbbd60898047b0ddde4481ff20f98cca7a8b7b5725d478e59aa603d2e3639d7659fee1be72e42d339dc6223ac83428998644e935ed4fba00fac3c

  • SSDEEP

    6144:UpkX58xLMKkPi1AVdaUYz19CAazMFxFDwzm8Ksiqx2BdHZlOg9rinPFpypOuWPOI:UpeU4KMSAVdoz1Ano9h8KsBxKINn9k6

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.

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • 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 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\tmp.exe
    "C:\Users\Admin\AppData\Local\Temp\tmp.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:3484
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3484 -s 1264
      2⤵
      • Program crash
      PID:3320
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 3484 -ip 3484
    1⤵
      PID:1048

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/3484-134-0x0000000003F80000-0x0000000003FC8000-memory.dmp

      Filesize

      288KB

    • memory/3484-135-0x0000000006B70000-0x0000000007114000-memory.dmp

      Filesize

      5.6MB

    • memory/3484-136-0x0000000004620000-0x000000000465B000-memory.dmp

      Filesize

      236KB

    • memory/3484-139-0x0000000004620000-0x000000000465B000-memory.dmp

      Filesize

      236KB

    • memory/3484-137-0x0000000004620000-0x000000000465B000-memory.dmp

      Filesize

      236KB

    • memory/3484-141-0x0000000004620000-0x000000000465B000-memory.dmp

      Filesize

      236KB

    • memory/3484-143-0x0000000004620000-0x000000000465B000-memory.dmp

      Filesize

      236KB

    • memory/3484-145-0x0000000004620000-0x000000000465B000-memory.dmp

      Filesize

      236KB

    • memory/3484-147-0x0000000004620000-0x000000000465B000-memory.dmp

      Filesize

      236KB

    • memory/3484-149-0x0000000004620000-0x000000000465B000-memory.dmp

      Filesize

      236KB

    • memory/3484-152-0x0000000006B60000-0x0000000006B70000-memory.dmp

      Filesize

      64KB

    • memory/3484-151-0x0000000004620000-0x000000000465B000-memory.dmp

      Filesize

      236KB

    • memory/3484-156-0x0000000006B60000-0x0000000006B70000-memory.dmp

      Filesize

      64KB

    • memory/3484-155-0x0000000004620000-0x000000000465B000-memory.dmp

      Filesize

      236KB

    • memory/3484-154-0x0000000006B60000-0x0000000006B70000-memory.dmp

      Filesize

      64KB

    • memory/3484-158-0x0000000004620000-0x000000000465B000-memory.dmp

      Filesize

      236KB

    • memory/3484-160-0x0000000004620000-0x000000000465B000-memory.dmp

      Filesize

      236KB

    • memory/3484-162-0x0000000004620000-0x000000000465B000-memory.dmp

      Filesize

      236KB

    • memory/3484-164-0x0000000004620000-0x000000000465B000-memory.dmp

      Filesize

      236KB

    • memory/3484-166-0x0000000004620000-0x000000000465B000-memory.dmp

      Filesize

      236KB

    • memory/3484-168-0x0000000004620000-0x000000000465B000-memory.dmp

      Filesize

      236KB

    • memory/3484-170-0x0000000004620000-0x000000000465B000-memory.dmp

      Filesize

      236KB

    • memory/3484-172-0x0000000004620000-0x000000000465B000-memory.dmp

      Filesize

      236KB

    • memory/3484-174-0x0000000004620000-0x000000000465B000-memory.dmp

      Filesize

      236KB

    • memory/3484-176-0x0000000004620000-0x000000000465B000-memory.dmp

      Filesize

      236KB

    • memory/3484-178-0x0000000004620000-0x000000000465B000-memory.dmp

      Filesize

      236KB

    • memory/3484-180-0x0000000004620000-0x000000000465B000-memory.dmp

      Filesize

      236KB

    • memory/3484-182-0x0000000004620000-0x000000000465B000-memory.dmp

      Filesize

      236KB

    • memory/3484-184-0x0000000004620000-0x000000000465B000-memory.dmp

      Filesize

      236KB

    • memory/3484-186-0x0000000004620000-0x000000000465B000-memory.dmp

      Filesize

      236KB

    • memory/3484-188-0x0000000004620000-0x000000000465B000-memory.dmp

      Filesize

      236KB

    • memory/3484-190-0x0000000004620000-0x000000000465B000-memory.dmp

      Filesize

      236KB

    • memory/3484-192-0x0000000004620000-0x000000000465B000-memory.dmp

      Filesize

      236KB

    • memory/3484-194-0x0000000004620000-0x000000000465B000-memory.dmp

      Filesize

      236KB

    • memory/3484-196-0x0000000004620000-0x000000000465B000-memory.dmp

      Filesize

      236KB

    • memory/3484-198-0x0000000004620000-0x000000000465B000-memory.dmp

      Filesize

      236KB

    • memory/3484-200-0x0000000004620000-0x000000000465B000-memory.dmp

      Filesize

      236KB

    • memory/3484-202-0x0000000004620000-0x000000000465B000-memory.dmp

      Filesize

      236KB

    • memory/3484-1047-0x0000000007150000-0x0000000007768000-memory.dmp

      Filesize

      6.1MB

    • memory/3484-1048-0x00000000077F0000-0x00000000078FA000-memory.dmp

      Filesize

      1.0MB

    • memory/3484-1049-0x0000000007930000-0x0000000007942000-memory.dmp

      Filesize

      72KB

    • memory/3484-1050-0x0000000007950000-0x000000000798C000-memory.dmp

      Filesize

      240KB

    • memory/3484-1051-0x0000000006B60000-0x0000000006B70000-memory.dmp

      Filesize

      64KB

    • memory/3484-1053-0x0000000007C40000-0x0000000007CD2000-memory.dmp

      Filesize

      584KB

    • memory/3484-1054-0x0000000007CE0000-0x0000000007D46000-memory.dmp

      Filesize

      408KB

    • memory/3484-1055-0x0000000006B60000-0x0000000006B70000-memory.dmp

      Filesize

      64KB

    • memory/3484-1056-0x0000000006B60000-0x0000000006B70000-memory.dmp

      Filesize

      64KB

    • memory/3484-1057-0x0000000006B60000-0x0000000006B70000-memory.dmp

      Filesize

      64KB

    • memory/3484-1058-0x0000000008630000-0x00000000087F2000-memory.dmp

      Filesize

      1.8MB

    • memory/3484-1059-0x0000000008820000-0x0000000008D4C000-memory.dmp

      Filesize

      5.2MB

    • memory/3484-1060-0x0000000008FB0000-0x0000000009026000-memory.dmp

      Filesize

      472KB

    • memory/3484-1061-0x0000000009040000-0x0000000009090000-memory.dmp

      Filesize

      320KB

    • memory/3484-1062-0x0000000006B60000-0x0000000006B70000-memory.dmp

      Filesize

      64KB