Analysis

  • max time kernel
    90s
  • max time network
    134s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20/09/2023, 16:58

General

  • Target

    DHL - 1ST PAYMENT REMINDER - 1003921407.exe

  • Size

    728KB

  • MD5

    4fe035d4ad7d6d2d4c6b2c72bb452479

  • SHA1

    7c422abfead11eb078b59094d6e52c2c6e0ed3d8

  • SHA256

    861858ded7f88ccc9998eb6286cf9376fe7509a04901808bc5a3d35b076412a6

  • SHA512

    3a1b1ffbd7ff89de11884e790eba4e90ecb7215afcddbae056cd646b42563004a07eb46cc35560992ba0a03ec505cb0c1766e1b1f8b2364a1b0eb09c4d66d240

  • SSDEEP

    12288:ZdnU92iNtefSRwJel7MTqNLJDiFryZby3GyOkoeA46LSQ6uC7WsP4DI:XU91qfS9dMWNLJDiFrabwoeA46muE

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.

  • 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 8 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\DHL - 1ST PAYMENT REMINDER - 1003921407.exe
    "C:\Users\Admin\AppData\Local\Temp\DHL - 1ST PAYMENT REMINDER - 1003921407.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:212
    • C:\Users\Admin\AppData\Local\Temp\DHL - 1ST PAYMENT REMINDER - 1003921407.exe
      "C:\Users\Admin\AppData\Local\Temp\DHL - 1ST PAYMENT REMINDER - 1003921407.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:1400

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\DHL - 1ST PAYMENT REMINDER - 1003921407.exe.log

          Filesize

          1KB

          MD5

          8ec831f3e3a3f77e4a7b9cd32b48384c

          SHA1

          d83f09fd87c5bd86e045873c231c14836e76a05c

          SHA256

          7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

          SHA512

          26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

        • memory/212-10-0x0000000004DA0000-0x0000000004DA8000-memory.dmp

          Filesize

          32KB

        • memory/212-12-0x0000000006040000-0x00000000060BC000-memory.dmp

          Filesize

          496KB

        • memory/212-3-0x0000000004AA0000-0x0000000004B32000-memory.dmp

          Filesize

          584KB

        • memory/212-4-0x0000000004D00000-0x0000000004D10000-memory.dmp

          Filesize

          64KB

        • memory/212-5-0x0000000004B60000-0x0000000004B6A000-memory.dmp

          Filesize

          40KB

        • memory/212-6-0x0000000004DB0000-0x0000000004E4C000-memory.dmp

          Filesize

          624KB

        • memory/212-7-0x0000000004D70000-0x0000000004D82000-memory.dmp

          Filesize

          72KB

        • memory/212-8-0x0000000074760000-0x0000000074F10000-memory.dmp

          Filesize

          7.7MB

        • memory/212-9-0x0000000004D00000-0x0000000004D10000-memory.dmp

          Filesize

          64KB

        • memory/212-0-0x0000000000010000-0x00000000000CC000-memory.dmp

          Filesize

          752KB

        • memory/212-2-0x0000000005150000-0x00000000056F4000-memory.dmp

          Filesize

          5.6MB

        • memory/212-16-0x0000000074760000-0x0000000074F10000-memory.dmp

          Filesize

          7.7MB

        • memory/212-11-0x0000000004EC0000-0x0000000004ECC000-memory.dmp

          Filesize

          48KB

        • memory/212-1-0x0000000074760000-0x0000000074F10000-memory.dmp

          Filesize

          7.7MB

        • memory/1400-13-0x0000000000400000-0x0000000000442000-memory.dmp

          Filesize

          264KB

        • memory/1400-17-0x0000000074760000-0x0000000074F10000-memory.dmp

          Filesize

          7.7MB

        • memory/1400-18-0x0000000003020000-0x0000000003030000-memory.dmp

          Filesize

          64KB

        • memory/1400-19-0x00000000057A0000-0x0000000005806000-memory.dmp

          Filesize

          408KB

        • memory/1400-20-0x0000000006440000-0x0000000006490000-memory.dmp

          Filesize

          320KB

        • memory/1400-21-0x0000000074760000-0x0000000074F10000-memory.dmp

          Filesize

          7.7MB

        • memory/1400-22-0x0000000003020000-0x0000000003030000-memory.dmp

          Filesize

          64KB