Analysis

  • max time kernel
    133s
  • max time network
    123s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-05-2024 02:15

General

  • Target

    Shipping Reference_AWB 6032805671_INVOICE_PDF.scr

  • Size

    656KB

  • MD5

    f61b7d7337d4d86202084480e0a96e27

  • SHA1

    e6c8a6f2a7b49252983a227a570397f8e866edac

  • SHA256

    29c85d7e3ddc8db0c7f0d11b705210e12b861b254e621efb07a06b57755cd373

  • SHA512

    6790f644b8213fe87e2a03c5a64eb99ba90bf882aca1407a9becd8ad81e661bc747f87d9f3a75db64888bb755f8d3d59b9d1af3db0f6968ad650de0bf0ffd675

  • SSDEEP

    12288:WxlYifTgWwOvcyncG9/wFTB6LVI/aA5NeZILY3ovRM0S8X+N+00Jy3AtAsEC2mEa:W8iWPyIFTByyaAeZIzvq0Z+NP3AA5kO

Malware Config

Extracted

Credentials

  • Protocol:
    ftp
  • Host:
    ftp.wapination.net
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    sync@#1235

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.wapination.net
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    sync@#1235

Signatures

  • AgentTesla

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

  • Detect packed .NET executables. Mostly AgentTeslaV4. 1 IoCs
  • Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 1 IoCs
  • Detects executables referencing Windows vault credential objects. Observed in infostealers 1 IoCs
  • Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers 1 IoCs
  • Detects executables referencing many email and collaboration clients. Observed in information stealers 1 IoCs
  • Detects executables referencing many file transfer clients. Observed in information stealers 1 IoCs
  • Reads WinSCP keys stored on the system 2 TTPs

    Tries to access WinSCP stored sessions.

  • 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.

  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Shipping Reference_AWB 6032805671_INVOICE_PDF.scr
    "C:\Users\Admin\AppData\Local\Temp\Shipping Reference_AWB 6032805671_INVOICE_PDF.scr" /S
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4780
    • C:\Users\Admin\AppData\Local\Temp\Shipping Reference_AWB 6032805671_INVOICE_PDF.scr
      "C:\Users\Admin\AppData\Local\Temp\Shipping Reference_AWB 6032805671_INVOICE_PDF.scr"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1212

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Shipping Reference_AWB 6032805671_INVOICE_PDF.scr.log

    Filesize

    1KB

    MD5

    8ec831f3e3a3f77e4a7b9cd32b48384c

    SHA1

    d83f09fd87c5bd86e045873c231c14836e76a05c

    SHA256

    7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

    SHA512

    26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

  • memory/1212-10-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/1212-18-0x0000000074F20000-0x00000000756D0000-memory.dmp

    Filesize

    7.7MB

  • memory/1212-17-0x0000000006A90000-0x0000000006AE0000-memory.dmp

    Filesize

    320KB

  • memory/1212-16-0x00000000051B0000-0x0000000005216000-memory.dmp

    Filesize

    408KB

  • memory/1212-15-0x0000000074F20000-0x00000000756D0000-memory.dmp

    Filesize

    7.7MB

  • memory/1212-13-0x0000000074F20000-0x00000000756D0000-memory.dmp

    Filesize

    7.7MB

  • memory/4780-4-0x0000000005040000-0x000000000504A000-memory.dmp

    Filesize

    40KB

  • memory/4780-8-0x00000000052E0000-0x00000000052F0000-memory.dmp

    Filesize

    64KB

  • memory/4780-9-0x00000000065E0000-0x0000000006662000-memory.dmp

    Filesize

    520KB

  • memory/4780-7-0x00000000054A0000-0x00000000054BA000-memory.dmp

    Filesize

    104KB

  • memory/4780-6-0x0000000074F20000-0x00000000756D0000-memory.dmp

    Filesize

    7.7MB

  • memory/4780-5-0x0000000005300000-0x000000000539C000-memory.dmp

    Filesize

    624KB

  • memory/4780-14-0x0000000074F20000-0x00000000756D0000-memory.dmp

    Filesize

    7.7MB

  • memory/4780-0-0x0000000074F2E000-0x0000000074F2F000-memory.dmp

    Filesize

    4KB

  • memory/4780-3-0x0000000005080000-0x0000000005112000-memory.dmp

    Filesize

    584KB

  • memory/4780-2-0x0000000005590000-0x0000000005B34000-memory.dmp

    Filesize

    5.6MB

  • memory/4780-1-0x0000000000720000-0x00000000007CA000-memory.dmp

    Filesize

    680KB