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Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14/01/2025, 01:53

General

  • Target

    bd557b12ae1380c61a6bb5c5edefa17b62463d918928fb0c884d1a55a70dbd95.exe

  • Size

    4.5MB

  • MD5

    84f2ddec7d3b7621f02776ad79b64e61

  • SHA1

    b9fa3a3dabd8d64b958d8902f0bc77dd1d2385b8

  • SHA256

    bd557b12ae1380c61a6bb5c5edefa17b62463d918928fb0c884d1a55a70dbd95

  • SHA512

    8242bdff6dac52cc4773b19b1928fd6792f99956760dc17d563394b573c0d81ef4349d1924bb4147d5425da9a558c54665e2de5eb9dd18669c8c0e8aff72aab6

  • SSDEEP

    49152:VZ4I/q2ksAuo5UonKzwjHP7iF0u3xl9hCY:DzXksFfoK8z7/aVD

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.privateemail.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    @Mexico1.,

Signatures

  • AgentTesla

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

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

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 24 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\bd557b12ae1380c61a6bb5c5edefa17b62463d918928fb0c884d1a55a70dbd95.exe
    "C:\Users\Admin\AppData\Local\Temp\bd557b12ae1380c61a6bb5c5edefa17b62463d918928fb0c884d1a55a70dbd95.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3488
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\rfKKYrDWJsrYRp" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC9B4.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:4296
    • C:\Users\Admin\AppData\Local\Temp\bd557b12ae1380c61a6bb5c5edefa17b62463d918928fb0c884d1a55a70dbd95.exe
      "C:\Users\Admin\AppData\Local\Temp\bd557b12ae1380c61a6bb5c5edefa17b62463d918928fb0c884d1a55a70dbd95.exe"
      2⤵
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: RenamesItself
      • Suspicious use of AdjustPrivilegeToken
      PID:1068

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Roaming\newapp\newapp.exe

    Filesize

    4.5MB

    MD5

    84f2ddec7d3b7621f02776ad79b64e61

    SHA1

    b9fa3a3dabd8d64b958d8902f0bc77dd1d2385b8

    SHA256

    bd557b12ae1380c61a6bb5c5edefa17b62463d918928fb0c884d1a55a70dbd95

    SHA512

    8242bdff6dac52cc4773b19b1928fd6792f99956760dc17d563394b573c0d81ef4349d1924bb4147d5425da9a558c54665e2de5eb9dd18669c8c0e8aff72aab6

  • memory/1068-16-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/1068-24-0x00000000751C0000-0x0000000075970000-memory.dmp

    Filesize

    7.7MB

  • memory/1068-23-0x00000000751C0000-0x0000000075970000-memory.dmp

    Filesize

    7.7MB

  • memory/1068-22-0x00000000062D0000-0x0000000006336000-memory.dmp

    Filesize

    408KB

  • memory/1068-21-0x0000000006220000-0x0000000006238000-memory.dmp

    Filesize

    96KB

  • memory/1068-20-0x00000000751C0000-0x0000000075970000-memory.dmp

    Filesize

    7.7MB

  • memory/1068-18-0x00000000751C0000-0x0000000075970000-memory.dmp

    Filesize

    7.7MB

  • memory/3488-5-0x00000000751C0000-0x0000000075970000-memory.dmp

    Filesize

    7.7MB

  • memory/3488-9-0x00000000751C0000-0x0000000075970000-memory.dmp

    Filesize

    7.7MB

  • memory/3488-10-0x0000000008150000-0x00000000081B0000-memory.dmp

    Filesize

    384KB

  • memory/3488-8-0x00000000751CE000-0x00000000751CF000-memory.dmp

    Filesize

    4KB

  • memory/3488-7-0x0000000005C20000-0x0000000005C32000-memory.dmp

    Filesize

    72KB

  • memory/3488-19-0x00000000751C0000-0x0000000075970000-memory.dmp

    Filesize

    7.7MB

  • memory/3488-6-0x00000000069A0000-0x0000000006A3C000-memory.dmp

    Filesize

    624KB

  • memory/3488-0-0x00000000751CE000-0x00000000751CF000-memory.dmp

    Filesize

    4KB

  • memory/3488-4-0x0000000005900000-0x000000000590A000-memory.dmp

    Filesize

    40KB

  • memory/3488-3-0x0000000005740000-0x00000000057D2000-memory.dmp

    Filesize

    584KB

  • memory/3488-2-0x0000000005C50000-0x00000000061F4000-memory.dmp

    Filesize

    5.6MB

  • memory/3488-1-0x00000000008D0000-0x0000000000D58000-memory.dmp

    Filesize

    4.5MB