Analysis

  • max time kernel
    141s
  • max time network
    171s
  • platform
    windows7_x64
  • resource
    win7v20210408
  • submitted
    27-07-2021 23:22

General

  • Target

    New Order-040201.exe

  • Size

    1.1MB

  • MD5

    f0353c27594e08be39fbcf8c9e51eaf6

  • SHA1

    ca1067bf97d677248def3252d027d87f545f1671

  • SHA256

    6e6c927afc8340a1a15150f50bd68ff6ec6964928b5e68ffc631a4e245894c6a

  • SHA512

    1526cc91823d20fd9591bb1b61f605bce13f21399c958b51b53132387b733bd691697b45eb3dc3b6dc7414318d9214a3c38da2e12c3d20ee6131130c7ffa4e97

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.privateemail.com
  • Port:
    587
  • Username:
    chamara.kuruppu@organigram-ca.icu
  • Password:
    Neways@123

Signatures

  • AgentTesla

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

  • AgentTesla Payload 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\New Order-040201.exe
    "C:\Users\Admin\AppData\Local\Temp\New Order-040201.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1652
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\RVRnWlSQF" /XML "C:\Users\Admin\AppData\Local\Temp\tmp8298.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:628
    • C:\Users\Admin\AppData\Local\Temp\New Order-040201.exe
      "C:\Users\Admin\AppData\Local\Temp\New Order-040201.exe"
      2⤵
        PID:1836
      • C:\Users\Admin\AppData\Local\Temp\New Order-040201.exe
        "C:\Users\Admin\AppData\Local\Temp\New Order-040201.exe"
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:624

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Execution

    Scheduled Task

    1
    T1053

    Persistence

    Scheduled Task

    1
    T1053

    Privilege Escalation

    Scheduled Task

    1
    T1053

    Discovery

    System Information Discovery

    1
    T1082

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\tmp8298.tmp
      MD5

      39a917c8fe144c4b58653f8231fd8967

      SHA1

      e239246a4c6c769d17bac5b4475d51dada0eb777

      SHA256

      d662e74b8c3b81838cd0e32277b9e8a1ba40e012bb5bf556cb67ec48f1487161

      SHA512

      113116f2f670a308ef31e2f2ee4173ca37956796c6bea4601fdea56f73cd6b6b1f5fda713bd741310db6ebd37ba18cdbb92cdf39ba06a89957c1975bb7c850dd

    • memory/624-68-0x0000000000400000-0x000000000043C000-memory.dmp
      Filesize

      240KB

    • memory/624-69-0x000000000043747E-mapping.dmp
    • memory/624-70-0x0000000000400000-0x000000000043C000-memory.dmp
      Filesize

      240KB

    • memory/624-72-0x0000000004910000-0x0000000004911000-memory.dmp
      Filesize

      4KB

    • memory/628-66-0x0000000000000000-mapping.dmp
    • memory/1652-60-0x0000000001080000-0x0000000001081000-memory.dmp
      Filesize

      4KB

    • memory/1652-62-0x00000000073C0000-0x00000000073C1000-memory.dmp
      Filesize

      4KB

    • memory/1652-63-0x0000000000540000-0x000000000055B000-memory.dmp
      Filesize

      108KB

    • memory/1652-64-0x0000000005B70000-0x0000000005BED000-memory.dmp
      Filesize

      500KB

    • memory/1652-65-0x0000000000950000-0x0000000000989000-memory.dmp
      Filesize

      228KB