Analysis

  • max time kernel
    147s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18-06-2024 07:37

General

  • Target

    order_filter.pdf.exe

  • Size

    468KB

  • MD5

    d274810bf907e0ce7fd27dc2dad22b39

  • SHA1

    4c9373f2bea4dfddb57cebbe4a2a5bdf38d409f5

  • SHA256

    c2b44b87549e6b32d9693351bcb48781100e91f1d86ea77c05d85f90b8698a6a

  • SHA512

    b1faabae7c92e4daa0a0c6487b27521e247457189831774aaeafa3774575974fe9fbcb458f5b384fa4320f910a31361ce6b191e34f219ab54abca77cbddc27d3

  • SSDEEP

    6144:ib1/tSrYrju+7ntYX1B/G834r+U634eu+mpd/7oqh+HSyaITjh:ib1LL723//4r8u+O+HAI/h

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.hovventech.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    vkNKQ*t6

Signatures

  • AgentTesla

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

  • AgentTesla payload 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Reads WinSCP keys stored on the system 2 TTPs

    Tries to access WinSCP stored sessions.

  • 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
  • Enumerates physical storage devices 1 TTPs

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

  • 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 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\order_filter.pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\order_filter.pdf.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1664
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\VUDtVFrsdyeIOv" /XML "C:\Users\Admin\AppData\Local\Temp\tmp8316.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:4044
    • C:\Users\Admin\AppData\Local\Temp\order_filter.pdf.exe
      "{path}"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:2984

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\order_filter.pdf.exe.log

    Filesize

    1KB

    MD5

    8ec831f3e3a3f77e4a7b9cd32b48384c

    SHA1

    d83f09fd87c5bd86e045873c231c14836e76a05c

    SHA256

    7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

    SHA512

    26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

  • C:\Users\Admin\AppData\Local\Temp\tmp8316.tmp

    Filesize

    1KB

    MD5

    4da63cc0601ca1b77576e0f32456ca76

    SHA1

    57b25ef0342d3b0894f6c796fb54b257afe6575d

    SHA256

    4cceab31781e9612340eb631db1ccc076e56216795877e720385636ffe452339

    SHA512

    2179ae62e39be3bc0c4ce9dc01e11bf84f03e7940f5c294f4d6a3b0b12690e6f69f8ff1357f2cc4780b887d166b699ffdb00ce3d35f6bcbfabc74b6da1aea786

  • memory/1664-10-0x0000000006E60000-0x0000000006EC4000-memory.dmp

    Filesize

    400KB

  • memory/1664-18-0x0000000074EA0000-0x0000000075650000-memory.dmp

    Filesize

    7.7MB

  • memory/1664-4-0x00000000056D0000-0x00000000056DA000-memory.dmp

    Filesize

    40KB

  • memory/1664-5-0x0000000074EA0000-0x0000000075650000-memory.dmp

    Filesize

    7.7MB

  • memory/1664-6-0x0000000006DC0000-0x0000000006E5C000-memory.dmp

    Filesize

    624KB

  • memory/1664-7-0x0000000005840000-0x0000000005850000-memory.dmp

    Filesize

    64KB

  • memory/1664-8-0x0000000074EAE000-0x0000000074EAF000-memory.dmp

    Filesize

    4KB

  • memory/1664-9-0x0000000074EA0000-0x0000000075650000-memory.dmp

    Filesize

    7.7MB

  • memory/1664-0-0x0000000074EAE000-0x0000000074EAF000-memory.dmp

    Filesize

    4KB

  • memory/1664-11-0x0000000009410000-0x0000000009468000-memory.dmp

    Filesize

    352KB

  • memory/1664-2-0x0000000005CA0000-0x0000000006244000-memory.dmp

    Filesize

    5.6MB

  • memory/1664-3-0x00000000056F0000-0x0000000005782000-memory.dmp

    Filesize

    584KB

  • memory/1664-1-0x0000000000C90000-0x0000000000D0C000-memory.dmp

    Filesize

    496KB

  • memory/2984-15-0x0000000000400000-0x000000000045A000-memory.dmp

    Filesize

    360KB

  • memory/2984-19-0x0000000074EA0000-0x0000000075650000-memory.dmp

    Filesize

    7.7MB

  • memory/2984-20-0x0000000074EA0000-0x0000000075650000-memory.dmp

    Filesize

    7.7MB

  • memory/2984-21-0x0000000005510000-0x0000000005528000-memory.dmp

    Filesize

    96KB

  • memory/2984-22-0x0000000005AC0000-0x0000000005B26000-memory.dmp

    Filesize

    408KB

  • memory/2984-23-0x0000000074EA0000-0x0000000075650000-memory.dmp

    Filesize

    7.7MB

  • memory/2984-24-0x0000000006730000-0x0000000006780000-memory.dmp

    Filesize

    320KB

  • memory/2984-25-0x0000000074EA0000-0x0000000075650000-memory.dmp

    Filesize

    7.7MB