Analysis

  • max time kernel
    108s
  • max time network
    95s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07-04-2024 19:51

General

  • Target

    e5b9b74eebb668057efbc291ba737833_JaffaCakes118.exe

  • Size

    619KB

  • MD5

    e5b9b74eebb668057efbc291ba737833

  • SHA1

    f9a0d97699b87ec7e7b510da48368ebffb5c1aa4

  • SHA256

    577dec5b1c3f42aec4b810355f14d307ee665979f89f3b1fec1ef8a854ca5bf4

  • SHA512

    6320001a328efb37c02e5b8dd188b421233af446515c321e2afe7a7e1acaed3d83c62bbf32fa123846c775427674035880495724b802565677fb1e60caaec908

  • SSDEEP

    12288:9IOc8oTDQhvBHYQjlbtavkc/seNi3nlYrqy/u0:fdYQje8c/NalYrTm

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 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).

  • 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 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\e5b9b74eebb668057efbc291ba737833_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\e5b9b74eebb668057efbc291ba737833_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4648
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\hFCPiQHayAWDHV" /XML "C:\Users\Admin\AppData\Local\Temp\tmp5445.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:4496
    • C:\Users\Admin\AppData\Local\Temp\e5b9b74eebb668057efbc291ba737833_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\e5b9b74eebb668057efbc291ba737833_JaffaCakes118.exe"
      2⤵
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: RenamesItself
      • Suspicious use of AdjustPrivilegeToken
      PID:2856

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    619KB

    MD5

    e5b9b74eebb668057efbc291ba737833

    SHA1

    f9a0d97699b87ec7e7b510da48368ebffb5c1aa4

    SHA256

    577dec5b1c3f42aec4b810355f14d307ee665979f89f3b1fec1ef8a854ca5bf4

    SHA512

    6320001a328efb37c02e5b8dd188b421233af446515c321e2afe7a7e1acaed3d83c62bbf32fa123846c775427674035880495724b802565677fb1e60caaec908

  • memory/2856-17-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/2856-27-0x00000000051B0000-0x00000000051C0000-memory.dmp

    Filesize

    64KB

  • memory/2856-26-0x00000000743D0000-0x0000000074B80000-memory.dmp

    Filesize

    7.7MB

  • memory/2856-23-0x0000000005ED0000-0x0000000005F36000-memory.dmp

    Filesize

    408KB

  • memory/2856-22-0x0000000005240000-0x0000000005258000-memory.dmp

    Filesize

    96KB

  • memory/2856-21-0x00000000051B0000-0x00000000051C0000-memory.dmp

    Filesize

    64KB

  • memory/2856-19-0x00000000743D0000-0x0000000074B80000-memory.dmp

    Filesize

    7.7MB

  • memory/4648-5-0x0000000004F20000-0x0000000004F2A000-memory.dmp

    Filesize

    40KB

  • memory/4648-9-0x0000000005110000-0x0000000005120000-memory.dmp

    Filesize

    64KB

  • memory/4648-10-0x0000000007BD0000-0x0000000007C6C000-memory.dmp

    Filesize

    624KB

  • memory/4648-11-0x0000000007D40000-0x0000000007DB6000-memory.dmp

    Filesize

    472KB

  • memory/4648-8-0x00000000743D0000-0x0000000074B80000-memory.dmp

    Filesize

    7.7MB

  • memory/4648-7-0x0000000005270000-0x0000000005288000-memory.dmp

    Filesize

    96KB

  • memory/4648-20-0x00000000743D0000-0x0000000074B80000-memory.dmp

    Filesize

    7.7MB

  • memory/4648-6-0x00000000050F0000-0x000000000510C000-memory.dmp

    Filesize

    112KB

  • memory/4648-0-0x00000000743D0000-0x0000000074B80000-memory.dmp

    Filesize

    7.7MB

  • memory/4648-4-0x0000000005110000-0x0000000005120000-memory.dmp

    Filesize

    64KB

  • memory/4648-3-0x0000000004F60000-0x0000000004FF2000-memory.dmp

    Filesize

    584KB

  • memory/4648-2-0x0000000005470000-0x0000000005A14000-memory.dmp

    Filesize

    5.6MB

  • memory/4648-1-0x00000000004C0000-0x0000000000562000-memory.dmp

    Filesize

    648KB