Analysis

  • max time kernel
    149s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29-04-2024 07:17

General

  • Target

    Remittance advice.exe

  • Size

    704KB

  • MD5

    0213307d4a5c33c73fc8763498a054e5

  • SHA1

    2c6978c737ad7b1a9547ed3365fef15996d98137

  • SHA256

    6266398586cea7e8cc4154202bb9f5541b1a6b6b5640f0efdd2f2ef9e82c7ae6

  • SHA512

    154fe0dc2e3184304ccdc360e9d10c025017b318998d405e9a8e74dc8161e40e1493aede3e8efcd412e62770dc6cc5c0afb26d5b1685ac0b692cfbf8c1aa8c62

  • SSDEEP

    12288:sWYIPXjxannnHg2SPMey7LKykiCjOkOt5hNF4rdYJpklo0rlBtVpd7kqD+:sWYIPFannnHg2SonkjOkiNS5YwrlBtn4

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.albushrametalic.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    GLBL1285#

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Reads WinSCP keys stored on the system 2 TTPs

    Tries to access WinSCP stored sessions.

  • 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 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Remittance advice.exe
    "C:\Users\Admin\AppData\Local\Temp\Remittance advice.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:820
    • C:\Users\Admin\AppData\Local\Temp\Remittance advice.exe
      "C:\Users\Admin\AppData\Local\Temp\Remittance advice.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4024

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/820-8-0x0000000008E40000-0x0000000008EC2000-memory.dmp

    Filesize

    520KB

  • memory/820-2-0x00000000054C0000-0x0000000005A64000-memory.dmp

    Filesize

    5.6MB

  • memory/820-9-0x000000000BF70000-0x000000000C00C000-memory.dmp

    Filesize

    624KB

  • memory/820-0-0x0000000000560000-0x0000000000614000-memory.dmp

    Filesize

    720KB

  • memory/820-4-0x0000000005110000-0x0000000005120000-memory.dmp

    Filesize

    64KB

  • memory/820-5-0x0000000005070000-0x000000000507A000-memory.dmp

    Filesize

    40KB

  • memory/820-6-0x0000000005470000-0x0000000005490000-memory.dmp

    Filesize

    128KB

  • memory/820-7-0x00000000054A0000-0x00000000054B4000-memory.dmp

    Filesize

    80KB

  • memory/820-14-0x00000000744B0000-0x0000000074C60000-memory.dmp

    Filesize

    7.7MB

  • memory/820-1-0x00000000744B0000-0x0000000074C60000-memory.dmp

    Filesize

    7.7MB

  • memory/820-3-0x0000000004FB0000-0x0000000005042000-memory.dmp

    Filesize

    584KB

  • memory/4024-12-0x00000000744B0000-0x0000000074C60000-memory.dmp

    Filesize

    7.7MB

  • memory/4024-13-0x0000000005680000-0x0000000005690000-memory.dmp

    Filesize

    64KB

  • memory/4024-18-0x0000000005680000-0x0000000005690000-memory.dmp

    Filesize

    64KB

  • memory/4024-15-0x00000000057D0000-0x0000000005836000-memory.dmp

    Filesize

    408KB

  • memory/4024-16-0x0000000006B80000-0x0000000006BD0000-memory.dmp

    Filesize

    320KB

  • memory/4024-17-0x00000000744B0000-0x0000000074C60000-memory.dmp

    Filesize

    7.7MB

  • memory/4024-10-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB