Analysis

  • max time kernel
    120s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    07-12-2023 02:47

General

  • Target

    bd8585c1875239804ed77d02d3db91ac5179de84d0dbb5cea685d8b7fcf7c336.exe

  • Size

    629KB

  • MD5

    b71ef20aca84f004e04bdacf2f184884

  • SHA1

    6321a4f0284c85980ea66088151cb79061a1e1c1

  • SHA256

    bd8585c1875239804ed77d02d3db91ac5179de84d0dbb5cea685d8b7fcf7c336

  • SHA512

    f7fc9ec1c023651588bf603c1891a68721c55166e6860d35d2aae5e6e4cbbedbb9279d195eebbbb349ba18d3c734234c9b140f87aca20acf908477742aaff012

  • SSDEEP

    12288:Q45+po2niI/dVdv+PpCCS54HLmGFm3jr1tM/pTSUC9wwjd6aFIVK9i1atS6:z+pJniC3sUCfVg3jhtM1SUGwwYa19i1w

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • 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.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\bd8585c1875239804ed77d02d3db91ac5179de84d0dbb5cea685d8b7fcf7c336.exe
    "C:\Users\Admin\AppData\Local\Temp\bd8585c1875239804ed77d02d3db91ac5179de84d0dbb5cea685d8b7fcf7c336.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2396
    • C:\Users\Admin\AppData\Local\Temp\bd8585c1875239804ed77d02d3db91ac5179de84d0dbb5cea685d8b7fcf7c336.exe
      "C:\Users\Admin\AppData\Local\Temp\bd8585c1875239804ed77d02d3db91ac5179de84d0dbb5cea685d8b7fcf7c336.exe"
      2⤵
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:3016

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2396-1-0x0000000074810000-0x0000000074EFE000-memory.dmp

    Filesize

    6.9MB

  • memory/2396-0-0x0000000000BA0000-0x0000000000C44000-memory.dmp

    Filesize

    656KB

  • memory/2396-2-0x0000000004F60000-0x0000000004FA0000-memory.dmp

    Filesize

    256KB

  • memory/2396-3-0x00000000004D0000-0x00000000004E8000-memory.dmp

    Filesize

    96KB

  • memory/2396-4-0x00000000004F0000-0x00000000004F8000-memory.dmp

    Filesize

    32KB

  • memory/2396-5-0x0000000000500000-0x000000000050A000-memory.dmp

    Filesize

    40KB

  • memory/2396-6-0x0000000005DB0000-0x0000000005E2C000-memory.dmp

    Filesize

    496KB

  • memory/2396-18-0x0000000074810000-0x0000000074EFE000-memory.dmp

    Filesize

    6.9MB

  • memory/3016-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/3016-9-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/3016-8-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/3016-10-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/3016-15-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/3016-13-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/3016-17-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/3016-20-0x0000000004830000-0x0000000004870000-memory.dmp

    Filesize

    256KB

  • memory/3016-19-0x0000000074810000-0x0000000074EFE000-memory.dmp

    Filesize

    6.9MB

  • memory/3016-7-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/3016-22-0x0000000074810000-0x0000000074EFE000-memory.dmp

    Filesize

    6.9MB

  • memory/3016-23-0x0000000004830000-0x0000000004870000-memory.dmp

    Filesize

    256KB