Analysis

  • max time kernel
    139s
  • max time network
    45s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    20-05-2022 23:45

General

  • Target

    RMK TRADING LTD CATALOGUE 012_PDF .exe

  • Size

    511KB

  • MD5

    081b3b925c356262788a067306c6c995

  • SHA1

    02b588121e3a2887bf10267232cbfc7e838cd28a

  • SHA256

    eb01b3b824c13f4703f9cb5e981496560de476c1a901ea3b04abec64996a6074

  • SHA512

    5138ab751aaab16d20cb5da8074852b0e7e7e0339ac530fb8023e83e383bc8a5d9593eea7af8277e5f66ecbd6ebef22916b25f63703f88bb6001283fd3559fcc

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://trend.fischer-landmaschinen.me/
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    troopss@@

  • Protocol:
    ftp
  • Host:
    ftp://trend.fischer-landmaschinen.me/
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    troopss@@

Signatures

  • AgentTesla

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

  • AgentTesla Payload 6 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
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\RMK TRADING LTD CATALOGUE 012_PDF .exe
    "C:\Users\Admin\AppData\Local\Temp\RMK TRADING LTD CATALOGUE 012_PDF .exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1668
    • C:\Users\Admin\AppData\Local\Temp\RMK TRADING LTD CATALOGUE 012_PDF .exe
      "{path}"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:1304

Network

MITRE ATT&CK Matrix ATT&CK v6

Credential Access

Credentials in Files

3
T1081

Collection

Data from Local System

3
T1005

Email Collection

1
T1114

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1304-64-0x0000000000400000-0x000000000044A000-memory.dmp
    Filesize

    296KB

  • memory/1304-59-0x0000000000400000-0x000000000044A000-memory.dmp
    Filesize

    296KB

  • memory/1304-60-0x0000000000400000-0x000000000044A000-memory.dmp
    Filesize

    296KB

  • memory/1304-62-0x0000000000400000-0x000000000044A000-memory.dmp
    Filesize

    296KB

  • memory/1304-63-0x0000000000400000-0x000000000044A000-memory.dmp
    Filesize

    296KB

  • memory/1304-65-0x0000000000445D8E-mapping.dmp
  • memory/1304-67-0x0000000000400000-0x000000000044A000-memory.dmp
    Filesize

    296KB

  • memory/1304-69-0x0000000000400000-0x000000000044A000-memory.dmp
    Filesize

    296KB

  • memory/1668-55-0x0000000075BF1000-0x0000000075BF3000-memory.dmp
    Filesize

    8KB

  • memory/1668-56-0x0000000000210000-0x0000000000218000-memory.dmp
    Filesize

    32KB

  • memory/1668-57-0x0000000004960000-0x00000000049D0000-memory.dmp
    Filesize

    448KB

  • memory/1668-58-0x00000000004A0000-0x00000000004F6000-memory.dmp
    Filesize

    344KB

  • memory/1668-54-0x0000000000810000-0x0000000000896000-memory.dmp
    Filesize

    536KB