Analysis

  • max time kernel
    127s
  • max time network
    46s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    21-05-2022 00:24

General

  • Target

    SHIPPING.exe

  • Size

    489KB

  • MD5

    15d0922c4b04c5758d67ecb395c34537

  • SHA1

    d66d9e84b61c1e4618194ea2249675badbadf184

  • SHA256

    d68825e2bf5cf3d4bf06e37a527d80169551d51b8a41b5459997d5dfad858ff6

  • SHA512

    dd83cc2d089c363954f5bad92a1d09db45c5e7abc3f9afbd11bc47b5c0cc7c4fcb4102d39929229990f5a7cf0a9fd2a0df5e9747aecca55f76584d7e64b860a0

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.kimberleygroupbd.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    QDx{5M]}9]-J

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 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\SHIPPING.exe
    "C:\Users\Admin\AppData\Local\Temp\SHIPPING.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1940
    • C:\Users\Admin\AppData\Local\Temp\SHIPPING.exe
      "{path}"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:2036

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/1940-54-0x0000000000AA0000-0x0000000000B20000-memory.dmp
    Filesize

    512KB

  • memory/1940-55-0x0000000000570000-0x0000000000578000-memory.dmp
    Filesize

    32KB

  • memory/1940-56-0x0000000001FE0000-0x0000000002034000-memory.dmp
    Filesize

    336KB

  • memory/2036-57-0x0000000000400000-0x000000000044C000-memory.dmp
    Filesize

    304KB

  • memory/2036-58-0x0000000000400000-0x000000000044C000-memory.dmp
    Filesize

    304KB

  • memory/2036-60-0x0000000000400000-0x000000000044C000-memory.dmp
    Filesize

    304KB

  • memory/2036-61-0x0000000000400000-0x000000000044C000-memory.dmp
    Filesize

    304KB

  • memory/2036-62-0x0000000000400000-0x000000000044C000-memory.dmp
    Filesize

    304KB

  • memory/2036-63-0x0000000000446A2E-mapping.dmp
  • memory/2036-65-0x0000000000400000-0x000000000044C000-memory.dmp
    Filesize

    304KB

  • memory/2036-67-0x0000000000400000-0x000000000044C000-memory.dmp
    Filesize

    304KB

  • memory/2036-68-0x0000000075F21000-0x0000000075F23000-memory.dmp
    Filesize

    8KB