Analysis

  • max time kernel
    145s
  • max time network
    148s
  • platform
    windows7_x64
  • resource
    win7-en-20210920
  • submitted
    26-09-2021 23:02

General

  • Target

    96c2ef023febbd4e3773bbb3a59e54c3.exe

  • Size

    417KB

  • MD5

    96c2ef023febbd4e3773bbb3a59e54c3

  • SHA1

    8e20dc3097d3380f1b2c567a05b3a7d8dae713bf

  • SHA256

    770e6bbe4c4f4e7abfbb4a533d28f8e44c5a374aa05dc3c333d7f15594e217e7

  • SHA512

    f5e45c4c6f09c1d1d40832b1611fbff8ba822964cdb40e397254ae143a44f8c822ca7b5dcbdd7a3ddbd5f1b383fd7c1db2233ac9301fbc58f3c75f280abb9370

Malware Config

Extracted

Family

redline

Botnet

7W06ZPHY

C2

188.34.176.164:80

Signatures

  • RedLine

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

  • RedLine Payload 3 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.

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious use of AdjustPrivilegeToken 44 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\96c2ef023febbd4e3773bbb3a59e54c3.exe
    "C:\Users\Admin\AppData\Local\Temp\96c2ef023febbd4e3773bbb3a59e54c3.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:840
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Test-Connection www.google.com
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1616
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Test-Connection www.google.com
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:572
    • C:\Users\Admin\AppData\Local\Temp\96c2ef023febbd4e3773bbb3a59e54c3.exe
      C:\Users\Admin\AppData\Local\Temp\96c2ef023febbd4e3773bbb3a59e54c3.exe
      2⤵
        PID:1680
      • C:\Users\Admin\AppData\Local\Temp\96c2ef023febbd4e3773bbb3a59e54c3.exe
        C:\Users\Admin\AppData\Local\Temp\96c2ef023febbd4e3773bbb3a59e54c3.exe
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1688

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms

      MD5

      532597be8d2ed77aba207932f1891de3

      SHA1

      f27cbd1e5ca77707f548575234766859c7291af7

      SHA256

      fb96edee419c7eda5dc5d511e9fc6da66e5e08b7ebb814ee254bce377f6a4b2f

      SHA512

      2cbf9d92a260a11dd600e5a22b50a8b7bf87d8586431780310a7aa2e2766ef791385eea4ff0c6cee7a502c94ad24cd370b6cd11f5bc3db4ea145d8bca8025464

    • memory/572-60-0x0000000000000000-mapping.dmp

    • memory/572-65-0x00000000024B0000-0x00000000030FA000-memory.dmp

      Filesize

      12.3MB

    • memory/572-64-0x00000000024B0000-0x00000000030FA000-memory.dmp

      Filesize

      12.3MB

    • memory/572-63-0x00000000024B0000-0x00000000030FA000-memory.dmp

      Filesize

      12.3MB

    • memory/840-67-0x0000000000730000-0x0000000000749000-memory.dmp

      Filesize

      100KB

    • memory/840-66-0x0000000004AC0000-0x0000000004AF2000-memory.dmp

      Filesize

      200KB

    • memory/840-53-0x0000000000800000-0x0000000000801000-memory.dmp

      Filesize

      4KB

    • memory/840-72-0x0000000000400000-0x0000000000401000-memory.dmp

      Filesize

      4KB

    • memory/1616-59-0x0000000001E52000-0x0000000001E54000-memory.dmp

      Filesize

      8KB

    • memory/1616-57-0x0000000001E50000-0x0000000001E51000-memory.dmp

      Filesize

      4KB

    • memory/1616-58-0x0000000001E51000-0x0000000001E52000-memory.dmp

      Filesize

      4KB

    • memory/1616-56-0x0000000075BF1000-0x0000000075BF3000-memory.dmp

      Filesize

      8KB

    • memory/1616-55-0x0000000000000000-mapping.dmp

    • memory/1688-68-0x0000000000400000-0x0000000000422000-memory.dmp

      Filesize

      136KB

    • memory/1688-69-0x000000000041C5D6-mapping.dmp

    • memory/1688-70-0x0000000000400000-0x0000000000422000-memory.dmp

      Filesize

      136KB

    • memory/1688-73-0x0000000002190000-0x0000000002191000-memory.dmp

      Filesize

      4KB