Analysis

  • max time kernel
    150s
  • max time network
    148s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    04-10-2024 01:29

General

  • Target

    5a227bf354dbad129be8c6e1b82eca5bbe6f27587a522fd5fa9e30bdd61b8618.exe

  • Size

    920KB

  • MD5

    142a2665fecb3dba09c1e4aa85b8c0d7

  • SHA1

    d7e8bc456caa0f7e6e9af5229e86b409253d5c06

  • SHA256

    5a227bf354dbad129be8c6e1b82eca5bbe6f27587a522fd5fa9e30bdd61b8618

  • SHA512

    0d99edc929b6864b3c1c7c0f37586bc91e53e5676ae6fd9fd5bd2f303296e0781f771e495fc9363e575d5f79f0d0b4be194a0c1d02844a70778c57d3ee65775d

  • SSDEEP

    24576:FvUxOo74WAZ6QsoZIFhWZHNd8JE9wvUyX6:foUWAMToZCsHNdGYk+

Malware Config

Extracted

Family

redline

Botnet

L0GZ

C2

93.185.156.125:1912

Extracted

Family

strrat

C2

93.185.156.124:1912

127.0.0.1:1912

Attributes
  • license_id

    khonsari

  • plugins_url

    http://jbfrost.live/strigoi/server/?hwid=1&lid=m&ht=5

  • scheduled_task

    true

  • secondary_startup

    true

  • startup

    true

Signatures

  • RedLine

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

  • RedLine payload 2 IoCs
  • STRRAT

    STRRAT is a remote access tool than can steal credentials and log keystrokes.

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Reads user/profile data of web browsers 3 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).

  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 24 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5a227bf354dbad129be8c6e1b82eca5bbe6f27587a522fd5fa9e30bdd61b8618.exe
    "C:\Users\Admin\AppData\Local\Temp\5a227bf354dbad129be8c6e1b82eca5bbe6f27587a522fd5fa9e30bdd61b8618.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1780
    • C:\Users\Admin\AppData\Local\Temp\5a227bf354dbad129be8c6e1b82eca5bbe6f27587a522fd5fa9e30bdd61b8618.exe
      "C:\Users\Admin\AppData\Local\Temp\5a227bf354dbad129be8c6e1b82eca5bbe6f27587a522fd5fa9e30bdd61b8618.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2788
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c start "" "C:\Users\Admin\AppData\Local\Temp\A.jar"
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2688
        • C:\Program Files\Java\jre7\bin\javaw.exe
          "C:\Program Files\Java\jre7\bin\javaw.exe" -jar "C:\Users\Admin\AppData\Local\Temp\A.jar"
          4⤵
            PID:2424
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c start "" "C:\Users\Admin\AppData\Local\Temp\build.exe"
          3⤵
          • Loads dropped DLL
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2848
          • C:\Users\Admin\AppData\Local\Temp\build.exe
            "C:\Users\Admin\AppData\Local\Temp\build.exe"
            4⤵
            • Executes dropped EXE
            • System Location Discovery: System Language Discovery
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:2608

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\A.jar

      Filesize

      92KB

      MD5

      105a14c6fce083e80f49b30db88ec915

      SHA1

      46187697a87562210e785917ce6ca16aeb4912b3

      SHA256

      7e5adae008afee158168b1943fcc41157c7de63ab4792cc5eba8d1830edd6d65

      SHA512

      2322eeeb100b644d53641ec3c1b0588579565636a2ea934924931f6f77b156b6d4e5925a2f36b0520e1f568d771860af53e9f3c39bb5238f7e7520389692c963

    • C:\Users\Admin\AppData\Local\Temp\build.exe

      Filesize

      300KB

      MD5

      c6e5f6c13c19e4f366c2f5c989965833

      SHA1

      5ccf4135651e28b54b7865ecc81a6924ce795371

      SHA256

      db08c075bbe23490deb3f53b954a4751a562e9548c839ce170ff5ea76d059d5a

      SHA512

      ca3cb032164bcc8d561113a409118fbae7da77ac8f29e7f663ac27837338525a82c0d8b482003e4ad76be9c052ccffa79a36249f371d05f1cd32cf29241050fb

    • memory/1780-0-0x0000000074CBE000-0x0000000074CBF000-memory.dmp

      Filesize

      4KB

    • memory/1780-1-0x00000000009C0000-0x0000000000AAA000-memory.dmp

      Filesize

      936KB

    • memory/1780-2-0x0000000074CB0000-0x000000007539E000-memory.dmp

      Filesize

      6.9MB

    • memory/1780-3-0x0000000000440000-0x000000000045E000-memory.dmp

      Filesize

      120KB

    • memory/1780-4-0x0000000074CBE000-0x0000000074CBF000-memory.dmp

      Filesize

      4KB

    • memory/1780-5-0x0000000074CB0000-0x000000007539E000-memory.dmp

      Filesize

      6.9MB

    • memory/1780-6-0x0000000005360000-0x000000000540C000-memory.dmp

      Filesize

      688KB

    • memory/1780-21-0x0000000074CB0000-0x000000007539E000-memory.dmp

      Filesize

      6.9MB

    • memory/2424-97-0x0000000000140000-0x0000000000141000-memory.dmp

      Filesize

      4KB

    • memory/2424-141-0x0000000000140000-0x0000000000141000-memory.dmp

      Filesize

      4KB

    • memory/2424-101-0x0000000000140000-0x0000000000141000-memory.dmp

      Filesize

      4KB

    • memory/2424-104-0x0000000000140000-0x0000000000141000-memory.dmp

      Filesize

      4KB

    • memory/2424-105-0x0000000000140000-0x0000000000141000-memory.dmp

      Filesize

      4KB

    • memory/2424-92-0x0000000000140000-0x0000000000141000-memory.dmp

      Filesize

      4KB

    • memory/2424-89-0x0000000000140000-0x0000000000141000-memory.dmp

      Filesize

      4KB

    • memory/2424-99-0x0000000000140000-0x0000000000141000-memory.dmp

      Filesize

      4KB

    • memory/2424-59-0x0000000000140000-0x0000000000141000-memory.dmp

      Filesize

      4KB

    • memory/2424-66-0x0000000000140000-0x0000000000141000-memory.dmp

      Filesize

      4KB

    • memory/2424-67-0x0000000000140000-0x0000000000141000-memory.dmp

      Filesize

      4KB

    • memory/2424-73-0x0000000000140000-0x0000000000141000-memory.dmp

      Filesize

      4KB

    • memory/2424-79-0x0000000000140000-0x0000000000141000-memory.dmp

      Filesize

      4KB

    • memory/2424-85-0x0000000000140000-0x0000000000141000-memory.dmp

      Filesize

      4KB

    • memory/2608-86-0x0000000074CB0000-0x000000007539E000-memory.dmp

      Filesize

      6.9MB

    • memory/2608-87-0x0000000074CB0000-0x000000007539E000-memory.dmp

      Filesize

      6.9MB

    • memory/2608-35-0x0000000074CB0000-0x000000007539E000-memory.dmp

      Filesize

      6.9MB

    • memory/2608-23-0x00000000000D0000-0x0000000000122000-memory.dmp

      Filesize

      328KB

    • memory/2788-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

      Filesize

      4KB

    • memory/2788-8-0x0000000000400000-0x0000000000466000-memory.dmp

      Filesize

      408KB

    • memory/2788-9-0x0000000000400000-0x0000000000466000-memory.dmp

      Filesize

      408KB

    • memory/2788-10-0x0000000000400000-0x0000000000466000-memory.dmp

      Filesize

      408KB

    • memory/2788-13-0x0000000000400000-0x0000000000466000-memory.dmp

      Filesize

      408KB

    • memory/2788-15-0x0000000000400000-0x0000000000466000-memory.dmp

      Filesize

      408KB