Analysis

  • max time kernel
    133s
  • max time network
    123s
  • platform
    windows10_x64
  • resource
    win10-en-20211014
  • submitted
    18-10-2021 02:30

General

  • Target

    Status of Payment.exe

  • Size

    447KB

  • MD5

    0a319fcaff75155af14b98f3292a1b1e

  • SHA1

    0a15198b36eea03b3bec2e599e8c5cc8830fc6b2

  • SHA256

    405b3676366ea03fa6a3673499137339c4abe643b9d73eb027bdd7bb255788de

  • SHA512

    bb823d2659a8feb5cd9bbc89cbaea6734873772c848278a8599385983307c82802bfa5e56d1310475a5d1ad4db1c1f5f27d9c93ac37f470e80f9511613e29505

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.privateemail.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Everest10

Signatures

  • AgentTesla

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

  • AgentTesla Payload 3 IoCs
  • 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
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Status of Payment.exe
    "C:\Users\Admin\AppData\Local\Temp\Status of Payment.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1944
    • C:\Users\Admin\AppData\Local\Temp\Status of Payment.exe
      "C:\Users\Admin\AppData\Local\Temp\Status of Payment.exe"
      2⤵
        PID:3920
      • C:\Users\Admin\AppData\Local\Temp\Status of Payment.exe
        "C:\Users\Admin\AppData\Local\Temp\Status of Payment.exe"
        2⤵
        • Accesses Microsoft Outlook profiles
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • outlook_office_path
        • outlook_win_path
        PID:3740

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

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

      MD5

      0c2899d7c6746f42d5bbe088c777f94c

      SHA1

      622f66c5f7a3c91b28a9f43ce7c6cabadbf514f1

      SHA256

      5b0b99740cadaeff7b9891136644b396941547e20cc7eea646560d0dad5a5458

      SHA512

      ab7a3409ed4b6ca00358330a3aa4ef6de7d81eb21a5e24bb629ef6a7c7c4e2a70ca3accfbc989ed6e495fdb8eb6203a26d6f2a37b2a5809af4276af375b49078

    • memory/1944-122-0x0000000007CA0000-0x0000000007CA8000-memory.dmp

      Filesize

      32KB

    • memory/1944-118-0x00000000058E0000-0x00000000058E1000-memory.dmp

      Filesize

      4KB

    • memory/1944-119-0x00000000058E0000-0x0000000005DDE000-memory.dmp

      Filesize

      5.0MB

    • memory/1944-120-0x0000000005880000-0x0000000005881000-memory.dmp

      Filesize

      4KB

    • memory/1944-121-0x0000000007D40000-0x0000000007D41000-memory.dmp

      Filesize

      4KB

    • memory/1944-115-0x0000000000FE0000-0x0000000000FE1000-memory.dmp

      Filesize

      4KB

    • memory/1944-123-0x0000000008080000-0x00000000080D8000-memory.dmp

      Filesize

      352KB

    • memory/1944-117-0x0000000005DE0000-0x0000000005DE1000-memory.dmp

      Filesize

      4KB

    • memory/3740-124-0x0000000000400000-0x000000000043C000-memory.dmp

      Filesize

      240KB

    • memory/3740-125-0x0000000000436D3E-mapping.dmp

    • memory/3740-131-0x00000000050D0000-0x00000000055CE000-memory.dmp

      Filesize

      5.0MB

    • memory/3740-132-0x0000000005110000-0x0000000005111000-memory.dmp

      Filesize

      4KB

    • memory/3740-133-0x0000000005CC0000-0x0000000005CC1000-memory.dmp

      Filesize

      4KB