Analysis

  • max time kernel
    148s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231127-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11-12-2023 02:41

General

  • Target

    a0a98d41a45aaa6af1ad3d084218e1b7.exe

  • Size

    737KB

  • MD5

    a0a98d41a45aaa6af1ad3d084218e1b7

  • SHA1

    aaf63c99c9313bd7ee46b67f5bea4f35e967e1af

  • SHA256

    e3c48ba70cb42a88e5ebe7e22a5c28ddf8993f9c5106d0ab7e38450229f374c6

  • SHA512

    96542a1828b66845095f98fb62fb99975a507a89bcc487139045800c5bc1a05bedc337e3699a06887969319b6f8fb51e568d13e42c12815d6d0092b71367e495

  • SSDEEP

    12288:qqc3+GCueH5qtq485C4yKsh8v7TxLnnpxm2WZfQ0l9CLVzev:q/uG2qg4R8v7TxLpwHt/Qg

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.yandex.ru
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    YAWALESS123@@kkk

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.

  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • 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 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a0a98d41a45aaa6af1ad3d084218e1b7.exe
    "C:\Users\Admin\AppData\Local\Temp\a0a98d41a45aaa6af1ad3d084218e1b7.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:3100
    • C:\Users\Admin\AppData\Local\Temp\a0a98d41a45aaa6af1ad3d084218e1b7.exe
      "C:\Users\Admin\AppData\Local\Temp\a0a98d41a45aaa6af1ad3d084218e1b7.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:4568

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/3100-7-0x0000000005C60000-0x0000000005C68000-memory.dmp

    Filesize

    32KB

  • memory/3100-2-0x0000000005C90000-0x0000000006234000-memory.dmp

    Filesize

    5.6MB

  • memory/3100-9-0x0000000006C30000-0x0000000006CAA000-memory.dmp

    Filesize

    488KB

  • memory/3100-10-0x0000000008040000-0x00000000080DC000-memory.dmp

    Filesize

    624KB

  • memory/3100-4-0x0000000005860000-0x0000000005870000-memory.dmp

    Filesize

    64KB

  • memory/3100-5-0x00000000056B0000-0x00000000056BA000-memory.dmp

    Filesize

    40KB

  • memory/3100-6-0x0000000005830000-0x000000000584A000-memory.dmp

    Filesize

    104KB

  • memory/3100-8-0x0000000005C70000-0x0000000005C7A000-memory.dmp

    Filesize

    40KB

  • memory/3100-1-0x0000000000BF0000-0x0000000000CAE000-memory.dmp

    Filesize

    760KB

  • memory/3100-0-0x0000000074A70000-0x0000000075220000-memory.dmp

    Filesize

    7.7MB

  • memory/3100-3-0x00000000056E0000-0x0000000005772000-memory.dmp

    Filesize

    584KB

  • memory/3100-14-0x0000000074A70000-0x0000000075220000-memory.dmp

    Filesize

    7.7MB

  • memory/4568-11-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/4568-13-0x0000000074A70000-0x0000000075220000-memory.dmp

    Filesize

    7.7MB

  • memory/4568-16-0x00000000050E0000-0x0000000005146000-memory.dmp

    Filesize

    408KB

  • memory/4568-15-0x0000000004FD0000-0x0000000004FE0000-memory.dmp

    Filesize

    64KB

  • memory/4568-17-0x0000000006780000-0x00000000067D0000-memory.dmp

    Filesize

    320KB

  • memory/4568-18-0x0000000074A70000-0x0000000075220000-memory.dmp

    Filesize

    7.7MB