Analysis

  • max time kernel
    127s
  • max time network
    125s
  • platform
    windows10_x64
  • resource
    win10-en-20211014
  • submitted
    27-10-2021 03:18

General

  • Target

    MV Ram Commander-EPDA.exe

  • Size

    574KB

  • MD5

    d8504a54c3dc66a4073d79d0d2622615

  • SHA1

    ef93682f5369512adc22bc724649b029df993d99

  • SHA256

    285264cbe4911d31dc5b478a11a50f95666f89b4e2f4ebe77aca59192c1d0b68

  • SHA512

    d641bfc08128426b77e1ea6bbbc46f3215a1c8a517a9e74ea7ec9b14e61e893e92c7b4d4340a35436e3e825568e339e90bbc0a1b5648464e5ae5cfdd6a2295c0

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    us2.smtp.mailhostbox.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    orOdOKJ3

Signatures

  • AgentTesla

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

  • AgentTesla Payload 4 IoCs
  • 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.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\MV Ram Commander-EPDA.exe
    "C:\Users\Admin\AppData\Local\Temp\MV Ram Commander-EPDA.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3808
    • C:\Users\Admin\AppData\Local\Temp\MV Ram Commander-EPDA.exe
      "{path}"
      2⤵
        PID:1536
      • C:\Users\Admin\AppData\Local\Temp\MV Ram Commander-EPDA.exe
        "{path}"
        2⤵
          PID:1076
        • C:\Users\Admin\AppData\Local\Temp\MV Ram Commander-EPDA.exe
          "{path}"
          2⤵
            PID:972
          • C:\Users\Admin\AppData\Local\Temp\MV Ram Commander-EPDA.exe
            "{path}"
            2⤵
            • Accesses Microsoft Outlook profiles
            • Adds Run key to start application
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious behavior: RenamesItself
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of SetWindowsHookEx
            • outlook_office_path
            • outlook_win_path
            PID:1840

        Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\MV Ram Commander-EPDA.exe.log

          MD5

          90acfd72f14a512712b1a7380c0faf60

          SHA1

          40ba4accb8faa75887e84fb8e38d598dc8cf0f12

          SHA256

          20806822f0c130b340504132c1461b589261fbbc518e468f4f90733ab514cb86

          SHA512

          29dbf85e14e60868574cb4dc9bda83d3c229fb956733d8d2557f2475ee0e690ac9c2e72f31e02284996da6906ba2dbfa382a29b04c15a2406571d8ee19ad16b9

        • memory/1840-127-0x0000000000400000-0x000000000043C000-memory.dmp

          Filesize

          240KB

        • memory/1840-139-0x00000000052D0000-0x00000000057CE000-memory.dmp

          Filesize

          5.0MB

        • memory/1840-136-0x0000000005F30000-0x0000000005F31000-memory.dmp

          Filesize

          4KB

        • memory/1840-135-0x0000000005410000-0x0000000005411000-memory.dmp

          Filesize

          4KB

        • memory/1840-134-0x00000000052D0000-0x00000000057CE000-memory.dmp

          Filesize

          5.0MB

        • memory/1840-128-0x000000000043791E-mapping.dmp

        • memory/3808-120-0x0000000004980000-0x0000000004A1C000-memory.dmp

          Filesize

          624KB

        • memory/3808-124-0x000000007FBA0000-0x000000007FBA1000-memory.dmp

          Filesize

          4KB

        • memory/3808-125-0x0000000008AE0000-0x0000000008B5D000-memory.dmp

          Filesize

          500KB

        • memory/3808-126-0x0000000008BA0000-0x0000000008BD8000-memory.dmp

          Filesize

          224KB

        • memory/3808-123-0x00000000086F0000-0x00000000086FE000-memory.dmp

          Filesize

          56KB

        • memory/3808-122-0x0000000004DB0000-0x0000000004DB1000-memory.dmp

          Filesize

          4KB

        • memory/3808-121-0x0000000004AD0000-0x0000000004AD1000-memory.dmp

          Filesize

          4KB

        • memory/3808-115-0x0000000000180000-0x0000000000181000-memory.dmp

          Filesize

          4KB

        • memory/3808-119-0x0000000004BF0000-0x0000000004BF1000-memory.dmp

          Filesize

          4KB

        • memory/3808-118-0x0000000005050000-0x0000000005051000-memory.dmp

          Filesize

          4KB

        • memory/3808-117-0x0000000004A20000-0x0000000004A21000-memory.dmp

          Filesize

          4KB