Analysis

  • max time kernel
    136s
  • max time network
    124s
  • platform
    windows10_x64
  • resource
    win10-en-20211014
  • submitted
    18-10-2021 19:12

General

  • Target

    SHIPPING DOCUMENT & PL.exe

  • Size

    476KB

  • MD5

    b4bf9d3bda738a3d6794dfb47a85f011

  • SHA1

    b81cfd36eed1b54cc8dd3001f1c3f6e007b3748b

  • SHA256

    695d9cd287ce5ee85681b570ee37daa421550dc4b25101240bba64245a729bd9

  • SHA512

    76259472997a20a2641acd4f797e25abbae63c989a45df7489f643175e6fc9187f616b2044dc0f49ea47904109e16fa7bf826658bd1f48acb6fd6f90d42b90a2

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.davaobay.com.ph
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    p@ssw0rd

Signatures

  • AgentTesla

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

  • AgentTesla Payload 3 IoCs
  • Drops file in Drivers directory 1 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 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\SHIPPING DOCUMENT & PL.exe
    "C:\Users\Admin\AppData\Local\Temp\SHIPPING DOCUMENT & PL.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1976
    • C:\Users\Admin\AppData\Local\Temp\SHIPPING DOCUMENT & PL.exe
      "C:\Users\Admin\AppData\Local\Temp\SHIPPING DOCUMENT & PL.exe"
      2⤵
        PID:704
      • C:\Users\Admin\AppData\Local\Temp\SHIPPING DOCUMENT & PL.exe
        "C:\Users\Admin\AppData\Local\Temp\SHIPPING DOCUMENT & PL.exe"
        2⤵
        • Drops file in Drivers directory
        • Accesses Microsoft Outlook profiles
        • Adds Run key to start application
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • outlook_office_path
        • outlook_win_path
        PID:3756

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\SHIPPING DOCUMENT & PL.exe.log

      MD5

      0c2899d7c6746f42d5bbe088c777f94c

      SHA1

      622f66c5f7a3c91b28a9f43ce7c6cabadbf514f1

      SHA256

      5b0b99740cadaeff7b9891136644b396941547e20cc7eea646560d0dad5a5458

      SHA512

      ab7a3409ed4b6ca00358330a3aa4ef6de7d81eb21a5e24bb629ef6a7c7c4e2a70ca3accfbc989ed6e495fdb8eb6203a26d6f2a37b2a5809af4276af375b49078

    • memory/1976-122-0x0000000005520000-0x0000000005528000-memory.dmp

      Filesize

      32KB

    • memory/1976-118-0x0000000005040000-0x0000000005041000-memory.dmp

      Filesize

      4KB

    • memory/1976-119-0x0000000004FF0000-0x0000000004FF1000-memory.dmp

      Filesize

      4KB

    • memory/1976-120-0x0000000005000000-0x0000000005001000-memory.dmp

      Filesize

      4KB

    • memory/1976-121-0x000000000ADD0000-0x000000000ADD1000-memory.dmp

      Filesize

      4KB

    • memory/1976-115-0x0000000000740000-0x0000000000741000-memory.dmp

      Filesize

      4KB

    • memory/1976-123-0x000000000B110000-0x000000000B168000-memory.dmp

      Filesize

      352KB

    • memory/1976-117-0x0000000005540000-0x0000000005541000-memory.dmp

      Filesize

      4KB

    • memory/3756-124-0x0000000000400000-0x000000000043C000-memory.dmp

      Filesize

      240KB

    • memory/3756-125-0x00000000004376CE-mapping.dmp

    • memory/3756-131-0x0000000005740000-0x0000000005C3E000-memory.dmp

      Filesize

      5.0MB

    • memory/3756-132-0x0000000005BF0000-0x0000000005BF1000-memory.dmp

      Filesize

      4KB

    • memory/3756-133-0x00000000064A0000-0x00000000064A1000-memory.dmp

      Filesize

      4KB