Analysis

  • max time kernel
    123s
  • max time network
    101s
  • platform
    windows7_x64
  • resource
    win7-en-20210920
  • submitted
    21-10-2021 12:29

General

  • Target

    SWIFT ADVISE.exe

  • Size

    551KB

  • MD5

    14e8d4e29329affc9dcad215edbf9ef2

  • SHA1

    51560d32d4718901b76bd7a95f51e9f274266cf1

  • SHA256

    1bb37c4a8ca150af99b3fe174a280a662ffd923fa6e9a96c62289ebdcf6617b4

  • SHA512

    70054554efe4eeb605472023e7bdf75d7cc92cafd96d993c04f8dc3424637e1023609c19274ec699bbb2fe3c86016ba6599d0cd6d74a06ec6f961c5a9bb184a9

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.vivaldi.net
  • Port:
    587
  • Username:
    holyghost007@vivaldi.net
  • Password:
    K@maR1-2019Hotelss

Signatures

  • AgentTesla

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

  • AgentTesla Payload 5 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 behavior: RenamesItself 1 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\SWIFT ADVISE.exe
    "C:\Users\Admin\AppData\Local\Temp\SWIFT ADVISE.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1164
    • C:\Users\Admin\AppData\Local\Temp\SWIFT ADVISE.exe
      "{path}"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: RenamesItself
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:1104

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/1104-64-0x0000000000400000-0x000000000043C000-memory.dmp
    Filesize

    240KB

  • memory/1104-65-0x0000000000400000-0x000000000043C000-memory.dmp
    Filesize

    240KB

  • memory/1104-70-0x0000000004C21000-0x0000000004C22000-memory.dmp
    Filesize

    4KB

  • memory/1104-69-0x0000000004C20000-0x0000000004C21000-memory.dmp
    Filesize

    4KB

  • memory/1104-67-0x0000000000400000-0x000000000043C000-memory.dmp
    Filesize

    240KB

  • memory/1104-66-0x00000000004375AE-mapping.dmp
  • memory/1104-62-0x0000000000400000-0x000000000043C000-memory.dmp
    Filesize

    240KB

  • memory/1104-63-0x0000000000400000-0x000000000043C000-memory.dmp
    Filesize

    240KB

  • memory/1104-61-0x0000000000400000-0x000000000043C000-memory.dmp
    Filesize

    240KB

  • memory/1164-54-0x0000000000830000-0x0000000000831000-memory.dmp
    Filesize

    4KB

  • memory/1164-56-0x00000000767F1000-0x00000000767F3000-memory.dmp
    Filesize

    8KB

  • memory/1164-60-0x0000000002090000-0x00000000020C8000-memory.dmp
    Filesize

    224KB

  • memory/1164-59-0x0000000005230000-0x00000000052AC000-memory.dmp
    Filesize

    496KB

  • memory/1164-58-0x0000000000290000-0x0000000000291000-memory.dmp
    Filesize

    4KB

  • memory/1164-57-0x00000000003F0000-0x00000000003FE000-memory.dmp
    Filesize

    56KB