Analysis

  • max time kernel
    144s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231127-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05-12-2023 14:52

General

  • Target

    Ziraat Bankasi Swift Mesaji.exe

  • Size

    487KB

  • MD5

    0a7ba14b1242d97e0f5b6104279a6a2d

  • SHA1

    4934ab62cc4253d3d65cff12681ecff7c8054e5c

  • SHA256

    20e537f0f7dcc4838f1a0b40e833b47a4e2866e8ce8af1fc10987d9300bae093

  • SHA512

    634e88049168aff6e1f0a99fb553e3f44d826d222246d60d81b7d2b003bd18e4313a85bc693b7cc1d7fefe30aa62c02cf496ac41ba2ea32351c4ee899d8ab7e3

  • SSDEEP

    12288:Tzm6NTBNwYz/SehNBY7yeITv8emEwPgyR2ayXV85u6:TzTNlNw4FBY7JIvfpFV8A

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.sturmsgroup.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    ]rRHBHP99u|zXVEo

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.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Ziraat Bankasi Swift Mesaji.exe
    "C:\Users\Admin\AppData\Local\Temp\Ziraat Bankasi Swift Mesaji.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1996
    • C:\Users\Admin\AppData\Local\Temp\Ziraat Bankasi Swift Mesaji.exe
      "C:\Users\Admin\AppData\Local\Temp\Ziraat Bankasi Swift Mesaji.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1944

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Ziraat Bankasi Swift Mesaji.exe.log

    Filesize

    1KB

    MD5

    8c2da65103d6b46d8cf610b118210cf0

    SHA1

    9db4638340bb74f2af3161cc2c9c0b8b32e6ab65

    SHA256

    0e48e2efd419951e0eb9a8d942493cfdf5540d1d19ff9dae6f145fb3ebcbeeac

    SHA512

    3cf5a125276e264cd8478f2b92d3848fb68b96d46eb4a39e650d09df02068c274881a1c314cdfbfdcb452672fb70dd8becf3ffe9562d39919d9c4d6b07fbb614

  • memory/1944-16-0x00000000055D0000-0x0000000005636000-memory.dmp

    Filesize

    408KB

  • memory/1944-15-0x00000000056F0000-0x0000000005700000-memory.dmp

    Filesize

    64KB

  • memory/1944-10-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/1944-19-0x0000000074EE0000-0x0000000075690000-memory.dmp

    Filesize

    7.7MB

  • memory/1944-18-0x0000000006500000-0x000000000659C000-memory.dmp

    Filesize

    624KB

  • memory/1944-17-0x0000000006410000-0x0000000006460000-memory.dmp

    Filesize

    320KB

  • memory/1944-13-0x0000000074EE0000-0x0000000075690000-memory.dmp

    Filesize

    7.7MB

  • memory/1944-20-0x00000000056F0000-0x0000000005700000-memory.dmp

    Filesize

    64KB

  • memory/1996-3-0x0000000004EA0000-0x0000000004F32000-memory.dmp

    Filesize

    584KB

  • memory/1996-8-0x0000000005150000-0x0000000005190000-memory.dmp

    Filesize

    256KB

  • memory/1996-14-0x0000000074EE0000-0x0000000075690000-memory.dmp

    Filesize

    7.7MB

  • memory/1996-1-0x0000000074EE0000-0x0000000075690000-memory.dmp

    Filesize

    7.7MB

  • memory/1996-7-0x00000000050A0000-0x00000000050E0000-memory.dmp

    Filesize

    256KB

  • memory/1996-2-0x00000000053B0000-0x0000000005954000-memory.dmp

    Filesize

    5.6MB

  • memory/1996-0-0x00000000003B0000-0x0000000000430000-memory.dmp

    Filesize

    512KB

  • memory/1996-6-0x00000000050F0000-0x000000000514A000-memory.dmp

    Filesize

    360KB

  • memory/1996-5-0x0000000004E30000-0x0000000004E3A000-memory.dmp

    Filesize

    40KB

  • memory/1996-4-0x0000000004E70000-0x0000000004E80000-memory.dmp

    Filesize

    64KB

  • memory/1996-9-0x0000000005190000-0x00000000051DC000-memory.dmp

    Filesize

    304KB