Analysis

  • max time kernel
    149s
  • max time network
    140s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231127-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05-12-2023 08:22

General

  • Target

    jPRVaWdM8vmb5y3.exe

  • Size

    801KB

  • MD5

    6f344de51a7f57840d6df5a2e70dbb21

  • SHA1

    d155fd5798669402c8b4337e096ca8098d8c3b1d

  • SHA256

    1c54f54681ddff97363629a18f7576a9140e50a8b1e40bbd4f3a1fc003d794a5

  • SHA512

    01b658ab39871d70e522b785479e3644d5c1048f9955964bc6253cf971a68857d5126a98582a1d9520dd805b3ba7d7459fef28bfe6be4609d9a96c31a9a2b926

  • SSDEEP

    12288:cEKE6jD/62iNG5nF8asmyNmPzUTU3VVS/EnJ3nYjZTLMokBjoQz:cEKtD/61IJ/gTH/ENYjZL5kBM6

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.abemandiri-haluan.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    @be2020Ju@n1+@

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.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\jPRVaWdM8vmb5y3.exe
    "C:\Users\Admin\AppData\Local\Temp\jPRVaWdM8vmb5y3.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4076
    • C:\Users\Admin\AppData\Local\Temp\jPRVaWdM8vmb5y3.exe
      "C:\Users\Admin\AppData\Local\Temp\jPRVaWdM8vmb5y3.exe"
      2⤵
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:1148

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\jPRVaWdM8vmb5y3.exe.log

    Filesize

    1KB

    MD5

    8ec831f3e3a3f77e4a7b9cd32b48384c

    SHA1

    d83f09fd87c5bd86e045873c231c14836e76a05c

    SHA256

    7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

    SHA512

    26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

  • memory/1148-11-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/1148-21-0x0000000004E90000-0x0000000004EA0000-memory.dmp

    Filesize

    64KB

  • memory/1148-20-0x00000000751C0000-0x0000000075970000-memory.dmp

    Filesize

    7.7MB

  • memory/1148-19-0x0000000005E90000-0x0000000005EE0000-memory.dmp

    Filesize

    320KB

  • memory/1148-17-0x0000000004FE0000-0x0000000005046000-memory.dmp

    Filesize

    408KB

  • memory/1148-16-0x0000000004E90000-0x0000000004EA0000-memory.dmp

    Filesize

    64KB

  • memory/1148-15-0x00000000751C0000-0x0000000075970000-memory.dmp

    Filesize

    7.7MB

  • memory/4076-5-0x0000000005610000-0x000000000561A000-memory.dmp

    Filesize

    40KB

  • memory/4076-9-0x0000000006B80000-0x0000000006BFC000-memory.dmp

    Filesize

    496KB

  • memory/4076-10-0x0000000006950000-0x00000000069EC000-memory.dmp

    Filesize

    624KB

  • memory/4076-8-0x0000000006830000-0x000000000683A000-memory.dmp

    Filesize

    40KB

  • memory/4076-7-0x0000000006810000-0x0000000006818000-memory.dmp

    Filesize

    32KB

  • memory/4076-14-0x00000000751C0000-0x0000000075970000-memory.dmp

    Filesize

    7.7MB

  • memory/4076-6-0x0000000005940000-0x0000000005958000-memory.dmp

    Filesize

    96KB

  • memory/4076-0-0x00000000751C0000-0x0000000075970000-memory.dmp

    Filesize

    7.7MB

  • memory/4076-4-0x0000000005740000-0x0000000005750000-memory.dmp

    Filesize

    64KB

  • memory/4076-3-0x0000000005570000-0x0000000005602000-memory.dmp

    Filesize

    584KB

  • memory/4076-2-0x0000000005A80000-0x0000000006024000-memory.dmp

    Filesize

    5.6MB

  • memory/4076-1-0x0000000000AA0000-0x0000000000B6E000-memory.dmp

    Filesize

    824KB