Analysis

  • max time kernel
    144s
  • max time network
    148s
  • platform
    windows10_x64
  • resource
    win10v200430
  • submitted
    07-07-2020 10:25

General

  • Target

    Swift copyUSD47000.exe

  • Size

    444KB

  • MD5

    ba3efad462a67b64b57a07f73ab18c4b

  • SHA1

    3e233dcdac6f00af3594b3aa04a3f2c2ae9cfa78

  • SHA256

    359202073aae173560c88009c27966e8f6a4bb3b05c48811f35dcf27b13ff0a0

  • SHA512

    834c05b9b4e3ad0599271e11ae366dcdc88a10dfbf962e051a4fd5538a14581ebb17d414256f6ca56552a0a57d3804a4813fbe04a5a1dcb5d385d2e081356e94

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.bulletlogistics.in
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    I0B!A&7;-f!=

Signatures

  • AgentTesla

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

  • AgentTesla Payload 2 IoCs
  • UPX packed file 3 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • 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.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Swift copyUSD47000.exe
    "C:\Users\Admin\AppData\Local\Temp\Swift copyUSD47000.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:3824
    • C:\Users\Admin\AppData\Local\Temp\Swift copyUSD47000.exe
      "C:\Users\Admin\AppData\Local\Temp\Swift copyUSD47000.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3180

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/3180-0-0x0000000000400000-0x00000000004A4000-memory.dmp

    Filesize

    656KB

  • memory/3180-1-0x00000000004A26C0-mapping.dmp

  • memory/3180-2-0x0000000000400000-0x00000000004A4000-memory.dmp

    Filesize

    656KB

  • memory/3180-3-0x0000000000400000-0x00000000004A4000-memory.dmp

    Filesize

    656KB

  • memory/3180-4-0x0000000000990000-0x00000000009DC000-memory.dmp

    Filesize

    304KB

  • memory/3180-5-0x0000000002342000-0x0000000002343000-memory.dmp

    Filesize

    4KB