Resubmissions

24-07-2023 06:32

230724-haylwaag65 10

16-07-2023 18:15

230716-wwbacshb7z 10

Analysis

  • max time kernel
    141s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-07-2023 06:32

General

  • Target

    1e62a268e2511720e6cbf0f77780e3147ca2d060d75118d5e0984e3059593829.exe

  • Size

    771KB

  • MD5

    4268fdc3799323a843475051fd6ad542

  • SHA1

    706fdecf6cbb860b890742db3e9dbe239662703e

  • SHA256

    1e62a268e2511720e6cbf0f77780e3147ca2d060d75118d5e0984e3059593829

  • SHA512

    e7ed63a123748a52ab642999c01aaa231a78300555caa84ae1630f7316c32112e601951d8e3dd30297457914707d0bbbbc0a89425a67dbdb4526cc1f60ec0c41

  • SSDEEP

    12288:SpxEDrQY5EvoFzhlmTS1i4jkkg52CKRC8fZ9GPJOe+TZmQ0Cnek3egKE0+qSEH:Ca8voVOIObYfZoke+TMQTneZuCH

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.yandex.com
  • Port:
    587
  • Username:
    evescofield@yandex.com
  • Password:
    Everest10

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.

  • UPX packed file 4 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1e62a268e2511720e6cbf0f77780e3147ca2d060d75118d5e0984e3059593829.exe
    "C:\Users\Admin\AppData\Local\Temp\1e62a268e2511720e6cbf0f77780e3147ca2d060d75118d5e0984e3059593829.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:4724
    • C:\Users\Admin\AppData\Local\Temp\1e62a268e2511720e6cbf0f77780e3147ca2d060d75118d5e0984e3059593829.exe
      "C:\Users\Admin\AppData\Local\Temp\1e62a268e2511720e6cbf0f77780e3147ca2d060d75118d5e0984e3059593829.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:5096

Network

MITRE ATT&CK Matrix ATT&CK v13

Credential Access

Unsecured Credentials

3
T1552

Credentials In Files

3
T1552.001

Collection

Data from Local System

3
T1005

Email Collection

1
T1114

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/4724-133-0x00000000006A0000-0x00000000006A1000-memory.dmp
    Filesize

    4KB

  • memory/4724-136-0x0000000002190000-0x0000000002191000-memory.dmp
    Filesize

    4KB

  • memory/4724-134-0x0000000000400000-0x00000000004C7000-memory.dmp
    Filesize

    796KB

  • memory/5096-135-0x0000000000400000-0x00000000004A4000-memory.dmp
    Filesize

    656KB

  • memory/5096-139-0x0000000000400000-0x00000000004A4000-memory.dmp
    Filesize

    656KB

  • memory/5096-141-0x0000000000400000-0x00000000004A4000-memory.dmp
    Filesize

    656KB

  • memory/5096-142-0x0000000000400000-0x00000000004A4000-memory.dmp
    Filesize

    656KB

  • memory/5096-143-0x00000000009E0000-0x0000000000A2C000-memory.dmp
    Filesize

    304KB

  • memory/5096-144-0x00000000009E0000-0x0000000000A2C000-memory.dmp
    Filesize

    304KB

  • memory/5096-147-0x0000000075F40000-0x0000000076030000-memory.dmp
    Filesize

    960KB

  • memory/5096-148-0x0000000000AE0000-0x0000000000AF0000-memory.dmp
    Filesize

    64KB

  • memory/5096-150-0x0000000075F40000-0x0000000076030000-memory.dmp
    Filesize

    960KB

  • memory/5096-152-0x0000000075F40000-0x0000000076030000-memory.dmp
    Filesize

    960KB

  • memory/5096-154-0x0000000000AE0000-0x0000000000AF0000-memory.dmp
    Filesize

    64KB

  • memory/5096-156-0x0000000000AE0000-0x0000000000AF0000-memory.dmp
    Filesize

    64KB

  • memory/5096-158-0x0000000000AE0000-0x0000000000AF0000-memory.dmp
    Filesize

    64KB

  • memory/5096-160-0x0000000075F40000-0x0000000076030000-memory.dmp
    Filesize

    960KB

  • memory/5096-162-0x0000000077C42000-0x0000000077C43000-memory.dmp
    Filesize

    4KB

  • memory/5096-164-0x0000000000AE0000-0x0000000000AF0000-memory.dmp
    Filesize

    64KB

  • memory/5096-165-0x0000000000AE0000-0x0000000000AF0000-memory.dmp
    Filesize

    64KB

  • memory/5096-167-0x0000000000AE0000-0x0000000000AF0000-memory.dmp
    Filesize

    64KB

  • memory/5096-166-0x0000000000AE0000-0x0000000000AF0000-memory.dmp
    Filesize

    64KB

  • memory/5096-168-0x00000000752B0000-0x0000000075861000-memory.dmp
    Filesize

    5MB

  • memory/5096-169-0x0000000075F40000-0x0000000076030000-memory.dmp
    Filesize

    960KB

  • memory/5096-171-0x0000000075F40000-0x0000000076030000-memory.dmp
    Filesize

    960KB

  • memory/5096-170-0x0000000075F40000-0x0000000076030000-memory.dmp
    Filesize

    960KB

  • memory/5096-172-0x0000000077C42000-0x0000000077C43000-memory.dmp
    Filesize

    4KB

  • memory/5096-173-0x00000000752B0000-0x0000000075861000-memory.dmp
    Filesize

    5MB

  • memory/5096-174-0x0000000075F40000-0x0000000076030000-memory.dmp
    Filesize

    960KB

  • memory/5096-175-0x0000000000400000-0x00000000004A4000-memory.dmp
    Filesize

    656KB

  • memory/5096-176-0x0000000075F40000-0x0000000076030000-memory.dmp
    Filesize

    960KB

  • memory/5096-177-0x0000000075F40000-0x0000000076030000-memory.dmp
    Filesize

    960KB

  • memory/5096-178-0x0000000000AE0000-0x0000000000AF0000-memory.dmp
    Filesize

    64KB

  • memory/5096-180-0x0000000000AE0000-0x0000000000AF0000-memory.dmp
    Filesize

    64KB

  • memory/5096-179-0x0000000075F40000-0x0000000076030000-memory.dmp
    Filesize

    960KB

  • memory/5096-181-0x0000000000AE0000-0x0000000000AF0000-memory.dmp
    Filesize

    64KB

  • memory/5096-182-0x0000000000AE0000-0x0000000000AF0000-memory.dmp
    Filesize

    64KB

  • memory/5096-183-0x0000000075F40000-0x0000000076030000-memory.dmp
    Filesize

    960KB

  • memory/5096-185-0x00000000752B0000-0x0000000075861000-memory.dmp
    Filesize

    5MB

  • memory/5096-186-0x0000000075F40000-0x0000000076030000-memory.dmp
    Filesize

    960KB

  • memory/5096-187-0x0000000075F40000-0x0000000076030000-memory.dmp
    Filesize

    960KB

  • memory/5096-189-0x0000000000BF0000-0x0000000000C00000-memory.dmp
    Filesize

    64KB