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Analysis

  • max time kernel
    123s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24/08/2023, 00:32

General

  • Target

    SecuriteInfo.com.Win32.CrypterX-gen.20428.19681.exe

  • Size

    1.0MB

  • MD5

    491b63e4c16276ea4c0243ac10af83dd

  • SHA1

    d831494c534cd37db611b3797054cb56a793252d

  • SHA256

    40a34182fa64bc0b2af90a2c24affa6a41b977b701d5007c74d877a3b2b46104

  • SHA512

    d9d2ea0a736d5db07aabfa93b439809486878c58c1b6694f95815448871978f7d68f41ab72a6e3ff914507489c85af5627b9464ededba3816b87e79a227c2588

  • SSDEEP

    24576:UcU/Sns7rTGb+bRMcJgwBFLLSaQnIseB7Eila9Bw2jgkcY9j:iF3XQn1eeimwCgnY

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Adds Run key to start application 2 TTPs 2 IoCs
  • 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 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.CrypterX-gen.20428.19681.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.CrypterX-gen.20428.19681.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1984
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
      C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
      2⤵
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1404

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1404-1086-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/1404-1094-0x0000000005640000-0x0000000005650000-memory.dmp

    Filesize

    64KB

  • memory/1404-1093-0x0000000074F70000-0x0000000075720000-memory.dmp

    Filesize

    7.7MB

  • memory/1404-1092-0x0000000006AD0000-0x0000000006B20000-memory.dmp

    Filesize

    320KB

  • memory/1404-1090-0x00000000056C0000-0x0000000005726000-memory.dmp

    Filesize

    408KB

  • memory/1404-1089-0x0000000005640000-0x0000000005650000-memory.dmp

    Filesize

    64KB

  • memory/1404-1088-0x0000000074F70000-0x0000000075720000-memory.dmp

    Filesize

    7.7MB

  • memory/1984-41-0x0000000008450000-0x0000000008514000-memory.dmp

    Filesize

    784KB

  • memory/1984-49-0x0000000008450000-0x0000000008514000-memory.dmp

    Filesize

    784KB

  • memory/1984-11-0x0000000008450000-0x0000000008514000-memory.dmp

    Filesize

    784KB

  • memory/1984-13-0x0000000008450000-0x0000000008514000-memory.dmp

    Filesize

    784KB

  • memory/1984-15-0x0000000008450000-0x0000000008514000-memory.dmp

    Filesize

    784KB

  • memory/1984-17-0x0000000008450000-0x0000000008514000-memory.dmp

    Filesize

    784KB

  • memory/1984-19-0x0000000008450000-0x0000000008514000-memory.dmp

    Filesize

    784KB

  • memory/1984-21-0x0000000008450000-0x0000000008514000-memory.dmp

    Filesize

    784KB

  • memory/1984-23-0x0000000008450000-0x0000000008514000-memory.dmp

    Filesize

    784KB

  • memory/1984-25-0x0000000008450000-0x0000000008514000-memory.dmp

    Filesize

    784KB

  • memory/1984-27-0x0000000008450000-0x0000000008514000-memory.dmp

    Filesize

    784KB

  • memory/1984-29-0x0000000008450000-0x0000000008514000-memory.dmp

    Filesize

    784KB

  • memory/1984-31-0x0000000008450000-0x0000000008514000-memory.dmp

    Filesize

    784KB

  • memory/1984-33-0x0000000008450000-0x0000000008514000-memory.dmp

    Filesize

    784KB

  • memory/1984-35-0x0000000008450000-0x0000000008514000-memory.dmp

    Filesize

    784KB

  • memory/1984-37-0x0000000008450000-0x0000000008514000-memory.dmp

    Filesize

    784KB

  • memory/1984-39-0x0000000008450000-0x0000000008514000-memory.dmp

    Filesize

    784KB

  • memory/1984-0-0x0000000074F70000-0x0000000075720000-memory.dmp

    Filesize

    7.7MB

  • memory/1984-43-0x0000000008450000-0x0000000008514000-memory.dmp

    Filesize

    784KB

  • memory/1984-45-0x0000000008450000-0x0000000008514000-memory.dmp

    Filesize

    784KB

  • memory/1984-47-0x0000000008450000-0x0000000008514000-memory.dmp

    Filesize

    784KB

  • memory/1984-9-0x0000000008450000-0x0000000008514000-memory.dmp

    Filesize

    784KB

  • memory/1984-51-0x0000000008450000-0x0000000008514000-memory.dmp

    Filesize

    784KB

  • memory/1984-53-0x0000000008450000-0x0000000008514000-memory.dmp

    Filesize

    784KB

  • memory/1984-55-0x0000000008450000-0x0000000008514000-memory.dmp

    Filesize

    784KB

  • memory/1984-57-0x0000000008450000-0x0000000008514000-memory.dmp

    Filesize

    784KB

  • memory/1984-59-0x0000000008450000-0x0000000008514000-memory.dmp

    Filesize

    784KB

  • memory/1984-61-0x0000000008450000-0x0000000008514000-memory.dmp

    Filesize

    784KB

  • memory/1984-63-0x0000000008450000-0x0000000008514000-memory.dmp

    Filesize

    784KB

  • memory/1984-65-0x0000000008450000-0x0000000008514000-memory.dmp

    Filesize

    784KB

  • memory/1984-67-0x0000000008450000-0x0000000008514000-memory.dmp

    Filesize

    784KB

  • memory/1984-69-0x0000000008450000-0x0000000008514000-memory.dmp

    Filesize

    784KB

  • memory/1984-1082-0x00000000060B0000-0x00000000060B1000-memory.dmp

    Filesize

    4KB

  • memory/1984-7-0x0000000008450000-0x0000000008514000-memory.dmp

    Filesize

    784KB

  • memory/1984-1087-0x0000000074F70000-0x0000000075720000-memory.dmp

    Filesize

    7.7MB

  • memory/1984-6-0x0000000008450000-0x0000000008514000-memory.dmp

    Filesize

    784KB

  • memory/1984-5-0x0000000005A20000-0x0000000005A2A000-memory.dmp

    Filesize

    40KB

  • memory/1984-4-0x0000000005AD0000-0x0000000005AE0000-memory.dmp

    Filesize

    64KB

  • memory/1984-3-0x0000000005B20000-0x0000000005BB2000-memory.dmp

    Filesize

    584KB

  • memory/1984-2-0x00000000060D0000-0x0000000006674000-memory.dmp

    Filesize

    5.6MB

  • memory/1984-1-0x0000000000F60000-0x0000000001074000-memory.dmp

    Filesize

    1.1MB