Analysis

  • max time kernel
    143s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231130-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231130-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02-12-2023 07:42

General

  • Target

    79852db3ea78ca8c3b3cadef3c3283f4c598314fb10c4cc065077d9f02ce3f4a.exe

  • Size

    614KB

  • MD5

    9324352f26da8d7bcd72f9a1bebaa7e8

  • SHA1

    0752607537b4b2c5a2fbe541c7f7488cd16315a0

  • SHA256

    79852db3ea78ca8c3b3cadef3c3283f4c598314fb10c4cc065077d9f02ce3f4a

  • SHA512

    9dba58005056fb0ca0095b206c20e2304a9d0eb5368f7e10132f0c080b66a670f4ffd85632888c896f1a99d333a0c0aec236f972352255ee11abc940b4ef25fc

  • SSDEEP

    12288:iqfLYYZXTyxFDX4YVtdJHmkiFsAZccoRXztqJZWVujBcbKNWZc:RXTKFDZVtnOFn03i+ujjNQ

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • 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 1 IoCs

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\79852db3ea78ca8c3b3cadef3c3283f4c598314fb10c4cc065077d9f02ce3f4a.exe
    "C:\Users\Admin\AppData\Local\Temp\79852db3ea78ca8c3b3cadef3c3283f4c598314fb10c4cc065077d9f02ce3f4a.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1612
    • C:\Users\Admin\AppData\Local\Temp\79852db3ea78ca8c3b3cadef3c3283f4c598314fb10c4cc065077d9f02ce3f4a.exe
      "C:\Users\Admin\AppData\Local\Temp\79852db3ea78ca8c3b3cadef3c3283f4c598314fb10c4cc065077d9f02ce3f4a.exe"
      2⤵
        PID:1956
      • C:\Users\Admin\AppData\Local\Temp\79852db3ea78ca8c3b3cadef3c3283f4c598314fb10c4cc065077d9f02ce3f4a.exe
        "C:\Users\Admin\AppData\Local\Temp\79852db3ea78ca8c3b3cadef3c3283f4c598314fb10c4cc065077d9f02ce3f4a.exe"
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:2424

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\79852db3ea78ca8c3b3cadef3c3283f4c598314fb10c4cc065077d9f02ce3f4a.exe.log

      Filesize

      1KB

      MD5

      8ec831f3e3a3f77e4a7b9cd32b48384c

      SHA1

      d83f09fd87c5bd86e045873c231c14836e76a05c

      SHA256

      7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

      SHA512

      26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

    • memory/1612-10-0x0000000006DB0000-0x0000000006E2A000-memory.dmp

      Filesize

      488KB

    • memory/1612-15-0x0000000074740000-0x0000000074EF0000-memory.dmp

      Filesize

      7.7MB

    • memory/1612-9-0x0000000002CA0000-0x0000000002CAA000-memory.dmp

      Filesize

      40KB

    • memory/1612-4-0x0000000005590000-0x00000000055A0000-memory.dmp

      Filesize

      64KB

    • memory/1612-5-0x00000000054E0000-0x00000000054EA000-memory.dmp

      Filesize

      40KB

    • memory/1612-6-0x0000000005690000-0x000000000572C000-memory.dmp

      Filesize

      624KB

    • memory/1612-7-0x0000000005880000-0x0000000005898000-memory.dmp

      Filesize

      96KB

    • memory/1612-8-0x00000000059B0000-0x00000000059B6000-memory.dmp

      Filesize

      24KB

    • memory/1612-3-0x0000000005410000-0x00000000054A2000-memory.dmp

      Filesize

      584KB

    • memory/1612-0-0x00000000009A0000-0x0000000000A3E000-memory.dmp

      Filesize

      632KB

    • memory/1612-1-0x0000000074740000-0x0000000074EF0000-memory.dmp

      Filesize

      7.7MB

    • memory/1612-2-0x00000000059C0000-0x0000000005F64000-memory.dmp

      Filesize

      5.6MB

    • memory/2424-14-0x0000000074740000-0x0000000074EF0000-memory.dmp

      Filesize

      7.7MB

    • memory/2424-11-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/2424-16-0x0000000005650000-0x0000000005660000-memory.dmp

      Filesize

      64KB

    • memory/2424-17-0x00000000056F0000-0x0000000005756000-memory.dmp

      Filesize

      408KB

    • memory/2424-18-0x0000000006F10000-0x0000000006F60000-memory.dmp

      Filesize

      320KB

    • memory/2424-19-0x0000000074740000-0x0000000074EF0000-memory.dmp

      Filesize

      7.7MB

    • memory/2424-20-0x0000000005650000-0x0000000005660000-memory.dmp

      Filesize

      64KB