Analysis

  • max time kernel
    166s
  • max time network
    48s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    21-05-2022 12:19

General

  • Target

    Order list & Image_pdf.exe

  • Size

    950KB

  • MD5

    0ffb01f2bb7fc6f6e57ae9713792b98a

  • SHA1

    63418836487dfa407a9220dfe34d74404929f3aa

  • SHA256

    41bd82e37f82cfff6f789e28edb49e0c2b94062e2302d287e5c3c00015df066f

  • SHA512

    ccac83d4ba61b106ffa300a7666a7a5ab53f11a69c6c57a1299ec84cb1210fc4287217b0d507f9e62ddbd911d5b5da6c2e31dbea529fe3ebdf95395ec5e6cf89

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.cargoford.com
  • Port:
    587
  • Username:
    warrantyahd@cargoford.com
  • Password:
    cargo@123

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
  • 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 WriteProcessMemory 9 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Order list & Image_pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\Order list & Image_pdf.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:904
    • C:\Users\Admin\AppData\Local\Temp\Order list & Image_pdf.exe
      "C:\Users\Admin\AppData\Local\Temp\Order list & Image_pdf.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:1684

Network

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

1
T1112

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/904-54-0x00000000000C0000-0x00000000001B4000-memory.dmp
    Filesize

    976KB

  • memory/904-55-0x0000000076531000-0x0000000076533000-memory.dmp
    Filesize

    8KB

  • memory/904-56-0x0000000000990000-0x00000000009A0000-memory.dmp
    Filesize

    64KB

  • memory/904-57-0x0000000005120000-0x00000000051C6000-memory.dmp
    Filesize

    664KB

  • memory/904-58-0x00000000051C0000-0x0000000005236000-memory.dmp
    Filesize

    472KB

  • memory/1684-59-0x0000000000400000-0x0000000000466000-memory.dmp
    Filesize

    408KB

  • memory/1684-60-0x0000000000400000-0x0000000000466000-memory.dmp
    Filesize

    408KB

  • memory/1684-62-0x0000000000400000-0x0000000000466000-memory.dmp
    Filesize

    408KB

  • memory/1684-63-0x0000000000400000-0x0000000000466000-memory.dmp
    Filesize

    408KB

  • memory/1684-64-0x0000000000400000-0x0000000000466000-memory.dmp
    Filesize

    408KB

  • memory/1684-65-0x0000000000460F2E-mapping.dmp
  • memory/1684-67-0x0000000000400000-0x0000000000466000-memory.dmp
    Filesize

    408KB

  • memory/1684-69-0x0000000000400000-0x0000000000466000-memory.dmp
    Filesize

    408KB