Analysis

  • max time kernel
    118s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20231023-en
  • resource tags

    arch:x64arch:x86image:win7-20231023-enlocale:en-usos:windows7-x64system
  • submitted
    01-12-2023 17:31

General

  • Target

    ca340328a09ac92cb4560a3ae9b479d314c5aa1eb551e38bf138034cd41abce7.exe

  • Size

    1007KB

  • MD5

    81e322ffa4f08ef1ce49fc1401f523d6

  • SHA1

    aff846fdab534596a2b79d7d4b37813e25b9055f

  • SHA256

    ca340328a09ac92cb4560a3ae9b479d314c5aa1eb551e38bf138034cd41abce7

  • SHA512

    529f6be71dac266ad62149434591e58892df222c822151bd1afd99d4fd27cc7f51f7b71b340a2408ac63029accf63d4b550167bbbb4d941df267750aed792507

  • SSDEEP

    12288:Kr9NAc2ZJGgcAGBUS/3OCvY43AZ8LjY4D4DLi/aDgOdcGrZdD:K/MG+Y3ZvRAyLjY4D4DLcGrZdD

Malware Config

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 2 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ca340328a09ac92cb4560a3ae9b479d314c5aa1eb551e38bf138034cd41abce7.exe
    "C:\Users\Admin\AppData\Local\Temp\ca340328a09ac92cb4560a3ae9b479d314c5aa1eb551e38bf138034cd41abce7.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2108
    • C:\Users\Admin\AppData\Local\Temp\ca340328a09ac92cb4560a3ae9b479d314c5aa1eb551e38bf138034cd41abce7.exe
      C:\Users\Admin\AppData\Local\Temp\ca340328a09ac92cb4560a3ae9b479d314c5aa1eb551e38bf138034cd41abce7.exe
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2768

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2108-0-0x00000000013B0000-0x00000000014B2000-memory.dmp

    Filesize

    1.0MB

  • memory/2108-1-0x0000000074920000-0x000000007500E000-memory.dmp

    Filesize

    6.9MB

  • memory/2108-2-0x00000000012A0000-0x00000000012E0000-memory.dmp

    Filesize

    256KB

  • memory/2108-3-0x0000000000490000-0x000000000049A000-memory.dmp

    Filesize

    40KB

  • memory/2108-4-0x0000000000540000-0x000000000054A000-memory.dmp

    Filesize

    40KB

  • memory/2108-5-0x00000000050B0000-0x0000000005108000-memory.dmp

    Filesize

    352KB

  • memory/2108-6-0x0000000000CC0000-0x0000000000D00000-memory.dmp

    Filesize

    256KB

  • memory/2108-7-0x0000000004C40000-0x0000000004C80000-memory.dmp

    Filesize

    256KB

  • memory/2108-8-0x0000000005510000-0x000000000555C000-memory.dmp

    Filesize

    304KB

  • memory/2108-9-0x0000000074920000-0x000000007500E000-memory.dmp

    Filesize

    6.9MB

  • memory/2108-10-0x00000000012A0000-0x00000000012E0000-memory.dmp

    Filesize

    256KB

  • memory/2108-19-0x0000000074920000-0x000000007500E000-memory.dmp

    Filesize

    6.9MB

  • memory/2768-12-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2768-13-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2768-14-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2768-15-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2768-17-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2768-11-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2768-22-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2768-20-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2768-23-0x0000000074920000-0x000000007500E000-memory.dmp

    Filesize

    6.9MB

  • memory/2768-24-0x0000000004AB0000-0x0000000004AF0000-memory.dmp

    Filesize

    256KB

  • memory/2768-25-0x0000000074920000-0x000000007500E000-memory.dmp

    Filesize

    6.9MB

  • memory/2768-26-0x0000000004AB0000-0x0000000004AF0000-memory.dmp

    Filesize

    256KB