Analysis

  • max time kernel
    100s
  • max time network
    110s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231130-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231130-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06-12-2023 04:07

General

  • Target

    Qrguhetr.exe

  • Size

    359KB

  • MD5

    54a67d96afdf8ad86bc42e04274fb255

  • SHA1

    7c9d591d4f6fd446dc4413e763efd8af78cc0dab

  • SHA256

    b4ac3ee481fb4c75763858cedd0196f8e551acae75e16f7ce93907fb0d2e243f

  • SHA512

    d79dc62898a52d9b190a778c579935c181370354477a2a2513d3db9ce433e25adc28967fcbdf07d7ab296695e6cd806bf7625393aaf01d96efe9472e1dab60e2

  • SSDEEP

    6144:ilUueprpg8uoRfO8p6/nWhFKmFwYKk2f2KKBP1TERiGwJ+cra6l3Rh:iSV5uoRG80/nWemCVr5RvEbl3Rh

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

    Agent Tesla is a remote access tool (RAT) written in visual basic.

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 2 TTPs

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Qrguhetr.exe
    "C:\Users\Admin\AppData\Local\Temp\Qrguhetr.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:628
    • C:\Users\Admin\AppData\Local\Temp\Qrguhetr.exe
      C:\Users\Admin\AppData\Local\Temp\Qrguhetr.exe
      2⤵
        PID:3108
      • C:\Users\Admin\AppData\Local\Temp\Qrguhetr.exe
        C:\Users\Admin\AppData\Local\Temp\Qrguhetr.exe
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:944

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Qrguhetr.exe.log

      Filesize

      927B

      MD5

      4a911455784f74e368a4c2c7876d76f4

      SHA1

      a1700a0849ffb4f26671eb76da2489946b821c34

      SHA256

      264098e15b5b33d425f3b76e45b7976b58f917048125041135f7e60d8151108c

      SHA512

      4617591400409e1930195795a55e20d5f063042bb3e9fd1955099066e507b6ac8a1e3ae54cc42418e2639149b31bf7e58cd5743670d9030a15e29f14d813815d

    • memory/628-5-0x0000000004C30000-0x0000000004C70000-memory.dmp

      Filesize

      256KB

    • memory/628-12-0x0000000074B60000-0x0000000075310000-memory.dmp

      Filesize

      7.7MB

    • memory/628-1-0x0000000074B60000-0x0000000075310000-memory.dmp

      Filesize

      7.7MB

    • memory/628-4-0x0000000004BD0000-0x0000000004C28000-memory.dmp

      Filesize

      352KB

    • memory/628-0-0x00000000002A0000-0x0000000000300000-memory.dmp

      Filesize

      384KB

    • memory/628-6-0x0000000004D70000-0x0000000004DB0000-memory.dmp

      Filesize

      256KB

    • memory/628-7-0x0000000004DB0000-0x0000000004DFC000-memory.dmp

      Filesize

      304KB

    • memory/628-8-0x00000000053E0000-0x0000000005984000-memory.dmp

      Filesize

      5.6MB

    • memory/628-3-0x0000000002640000-0x0000000002698000-memory.dmp

      Filesize

      352KB

    • memory/628-2-0x0000000004BC0000-0x0000000004BD0000-memory.dmp

      Filesize

      64KB

    • memory/944-20-0x0000000074B60000-0x0000000075310000-memory.dmp

      Filesize

      7.7MB

    • memory/944-13-0x0000000074B60000-0x0000000075310000-memory.dmp

      Filesize

      7.7MB

    • memory/944-14-0x0000000005760000-0x0000000005770000-memory.dmp

      Filesize

      64KB

    • memory/944-15-0x0000000005770000-0x00000000057D6000-memory.dmp

      Filesize

      408KB

    • memory/944-16-0x0000000006410000-0x0000000006460000-memory.dmp

      Filesize

      320KB

    • memory/944-17-0x0000000006500000-0x000000000659C000-memory.dmp

      Filesize

      624KB

    • memory/944-18-0x0000000006840000-0x00000000068D2000-memory.dmp

      Filesize

      584KB

    • memory/944-19-0x00000000067F0000-0x00000000067FA000-memory.dmp

      Filesize

      40KB

    • memory/944-9-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB