Analysis

  • max time kernel
    106s
  • max time network
    118s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    22-07-2021 12:01

General

  • Target

    SWIFTS 001-010.exe

  • Size

    753KB

  • MD5

    6e52dbe109a73faf3eae3ffea3b46e76

  • SHA1

    67de2ae6d91c9c53767b0eb8270208dd93594996

  • SHA256

    8e7ebca2166256f89d506b309b900d60abf4118d2b76a802fb0ae347f59081b7

  • SHA512

    ca701c245c3ca21d24c5b391f2f9671d4fee1fb1c01889332cc95cbd6f4a1212ab7d715bebd939220a3d48f98d6e4114aa61afb2eb232cdbc9a0831275dd987e

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.bmrtecpack.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    ABdiamond6_

Signatures

  • AgentTesla

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

  • AgentTesla Payload 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SWIFTS 001-010.exe
    "C:\Users\Admin\AppData\Local\Temp\SWIFTS 001-010.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:996
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\hswEALswsTUY" /XML "C:\Users\Admin\AppData\Local\Temp\tmp641A.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:3028
    • C:\Users\Admin\AppData\Local\Temp\SWIFTS 001-010.exe
      "C:\Users\Admin\AppData\Local\Temp\SWIFTS 001-010.exe"
      2⤵
        PID:1900
      • C:\Users\Admin\AppData\Local\Temp\SWIFTS 001-010.exe
        "C:\Users\Admin\AppData\Local\Temp\SWIFTS 001-010.exe"
        2⤵
          PID:2128
        • C:\Users\Admin\AppData\Local\Temp\SWIFTS 001-010.exe
          "C:\Users\Admin\AppData\Local\Temp\SWIFTS 001-010.exe"
          2⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:3548

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\SWIFTS 001-010.exe.log
        MD5

        90acfd72f14a512712b1a7380c0faf60

        SHA1

        40ba4accb8faa75887e84fb8e38d598dc8cf0f12

        SHA256

        20806822f0c130b340504132c1461b589261fbbc518e468f4f90733ab514cb86

        SHA512

        29dbf85e14e60868574cb4dc9bda83d3c229fb956733d8d2557f2475ee0e690ac9c2e72f31e02284996da6906ba2dbfa382a29b04c15a2406571d8ee19ad16b9

      • C:\Users\Admin\AppData\Local\Temp\tmp641A.tmp
        MD5

        8f4ac76c90066313f78c87b81c95904e

        SHA1

        eb88f598f51b4b2140137ea90b3040fe91d8d568

        SHA256

        a25bcb680af0b5f231e303159bc43e2ffdcf5cc1236b56655abc3554dea7e260

        SHA512

        61eaf689dc1da380df395db2859ee9d165f320689dbb18a6f2f88ae9b8e1095320bc38f6574e9371d1b3d596c2087030ee08a50a777157a111c2a931c9b3eeda

      • memory/996-123-0x0000000008C70000-0x0000000008CF3000-memory.dmp
        Filesize

        524KB

      • memory/996-124-0x0000000008D00000-0x0000000008D3E000-memory.dmp
        Filesize

        248KB

      • memory/996-119-0x00000000054D0000-0x00000000054D1000-memory.dmp
        Filesize

        4KB

      • memory/996-120-0x00000000057D0000-0x00000000057D1000-memory.dmp
        Filesize

        4KB

      • memory/996-121-0x00000000055D0000-0x0000000005ACE000-memory.dmp
        Filesize

        5.0MB

      • memory/996-122-0x0000000005900000-0x000000000591B000-memory.dmp
        Filesize

        108KB

      • memory/996-114-0x0000000000C00000-0x0000000000C01000-memory.dmp
        Filesize

        4KB

      • memory/996-118-0x00000000055D0000-0x00000000055D1000-memory.dmp
        Filesize

        4KB

      • memory/996-116-0x0000000005530000-0x0000000005531000-memory.dmp
        Filesize

        4KB

      • memory/996-117-0x0000000005AD0000-0x0000000005AD1000-memory.dmp
        Filesize

        4KB

      • memory/3028-125-0x0000000000000000-mapping.dmp
      • memory/3548-127-0x0000000000400000-0x000000000043C000-memory.dmp
        Filesize

        240KB

      • memory/3548-128-0x000000000043767E-mapping.dmp
      • memory/3548-134-0x00000000050E0000-0x00000000055DE000-memory.dmp
        Filesize

        5.0MB

      • memory/3548-135-0x0000000004FA0000-0x0000000004FA1000-memory.dmp
        Filesize

        4KB

      • memory/3548-136-0x0000000005D40000-0x0000000005D41000-memory.dmp
        Filesize

        4KB