Analysis

  • max time kernel
    139s
  • max time network
    127s
  • platform
    windows10_x64
  • resource
    win10-en-20211014
  • submitted
    18-10-2021 08:33

General

  • Target

    SWIFT_MT.EXE

  • Size

    438KB

  • MD5

    d48b9b70d7ab84df6a0126d852a69ef2

  • SHA1

    87e1bc29d19cfc8b343f769a04c777ad844054fe

  • SHA256

    304c9cfbe49035af82f072ce9bb95db5c95070b4368080113b2e4d4a21096e8f

  • SHA512

    203c73e854679b8ea798cdb79d2fc954ac07f47d558b1ae7776c2c6e21f756ff295401d94936fbc1baec642ac2bcb50dd66c8e0de819c84674549015a836ca8f

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.securido.my
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    securido2411

Signatures

  • AgentTesla

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

  • AgentTesla Payload 4 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 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SWIFT_MT.EXE
    "C:\Users\Admin\AppData\Local\Temp\SWIFT_MT.EXE"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2320
    • C:\Users\Admin\AppData\Local\Temp\SWIFT_MT.EXE
      "C:\Users\Admin\AppData\Local\Temp\SWIFT_MT.EXE"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:4616

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

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\SWIFT_MT.EXE.log
    MD5

    0c2899d7c6746f42d5bbe088c777f94c

    SHA1

    622f66c5f7a3c91b28a9f43ce7c6cabadbf514f1

    SHA256

    5b0b99740cadaeff7b9891136644b396941547e20cc7eea646560d0dad5a5458

    SHA512

    ab7a3409ed4b6ca00358330a3aa4ef6de7d81eb21a5e24bb629ef6a7c7c4e2a70ca3accfbc989ed6e495fdb8eb6203a26d6f2a37b2a5809af4276af375b49078

  • memory/2320-122-0x0000000005BC0000-0x0000000005BC8000-memory.dmp
    Filesize

    32KB

  • memory/2320-117-0x0000000005BD0000-0x0000000005BD1000-memory.dmp
    Filesize

    4KB

  • memory/2320-119-0x00000000056B0000-0x00000000056B1000-memory.dmp
    Filesize

    4KB

  • memory/2320-120-0x0000000005780000-0x0000000005781000-memory.dmp
    Filesize

    4KB

  • memory/2320-121-0x0000000007AD0000-0x0000000007AD1000-memory.dmp
    Filesize

    4KB

  • memory/2320-115-0x0000000000D60000-0x0000000000D61000-memory.dmp
    Filesize

    4KB

  • memory/2320-123-0x0000000007E10000-0x0000000007E69000-memory.dmp
    Filesize

    356KB

  • memory/2320-118-0x00000000056D0000-0x00000000056D1000-memory.dmp
    Filesize

    4KB

  • memory/4616-124-0x0000000000400000-0x000000000043C000-memory.dmp
    Filesize

    240KB

  • memory/4616-125-0x000000000043760E-mapping.dmp
  • memory/4616-131-0x0000000004ED0000-0x00000000053CE000-memory.dmp
    Filesize

    5.0MB

  • memory/4616-132-0x0000000002950000-0x0000000002951000-memory.dmp
    Filesize

    4KB

  • memory/4616-133-0x0000000005BC0000-0x0000000005BC1000-memory.dmp
    Filesize

    4KB

  • memory/4616-136-0x0000000004ED0000-0x00000000053CE000-memory.dmp
    Filesize

    5.0MB