Analysis

  • max time kernel
    117s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    05-12-2023 17:39

General

  • Target

    0775f49b5e0228474fc05ddcc86f94c8bd2c9621780f76aa36fc375dddd154c0.exe

  • Size

    625KB

  • MD5

    fb3e609521ac321f1204553c781b51f5

  • SHA1

    a632cefe65d653931b6b2755640d0fc84f954a4c

  • SHA256

    0775f49b5e0228474fc05ddcc86f94c8bd2c9621780f76aa36fc375dddd154c0

  • SHA512

    7a0b9caf6ff730dc4ad51dcb97d5dfaff6419d4f59e2cf09413b12a633ab218967abe3825859a256ffa58be909e4b576b697bf38eee9f5594746bfe255d776a7

  • SSDEEP

    12288:y45+po2vwPYCqJPgVgMMqYW/uhVX5bNvsY41LfaQ4Wcqzva/jgSHBttc:x+pJYPYCqi6vqYWGhh5bBoaQrzvaLgGt

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 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0775f49b5e0228474fc05ddcc86f94c8bd2c9621780f76aa36fc375dddd154c0.exe
    "C:\Users\Admin\AppData\Local\Temp\0775f49b5e0228474fc05ddcc86f94c8bd2c9621780f76aa36fc375dddd154c0.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2288
    • C:\Users\Admin\AppData\Local\Temp\0775f49b5e0228474fc05ddcc86f94c8bd2c9621780f76aa36fc375dddd154c0.exe
      "C:\Users\Admin\AppData\Local\Temp\0775f49b5e0228474fc05ddcc86f94c8bd2c9621780f76aa36fc375dddd154c0.exe"
      2⤵
        PID:2164
      • C:\Users\Admin\AppData\Local\Temp\0775f49b5e0228474fc05ddcc86f94c8bd2c9621780f76aa36fc375dddd154c0.exe
        "C:\Users\Admin\AppData\Local\Temp\0775f49b5e0228474fc05ddcc86f94c8bd2c9621780f76aa36fc375dddd154c0.exe"
        2⤵
          PID:2172
        • C:\Users\Admin\AppData\Local\Temp\0775f49b5e0228474fc05ddcc86f94c8bd2c9621780f76aa36fc375dddd154c0.exe
          "C:\Users\Admin\AppData\Local\Temp\0775f49b5e0228474fc05ddcc86f94c8bd2c9621780f76aa36fc375dddd154c0.exe"
          2⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          PID:1860

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/1860-13-0x0000000000400000-0x0000000000440000-memory.dmp

        Filesize

        256KB

      • memory/1860-15-0x0000000000400000-0x0000000000440000-memory.dmp

        Filesize

        256KB

      • memory/1860-8-0x0000000000400000-0x0000000000440000-memory.dmp

        Filesize

        256KB

      • memory/1860-9-0x0000000000400000-0x0000000000440000-memory.dmp

        Filesize

        256KB

      • memory/1860-20-0x0000000002200000-0x0000000002240000-memory.dmp

        Filesize

        256KB

      • memory/1860-19-0x00000000749F0000-0x00000000750DE000-memory.dmp

        Filesize

        6.9MB

      • memory/1860-17-0x0000000000400000-0x0000000000440000-memory.dmp

        Filesize

        256KB

      • memory/1860-7-0x0000000000400000-0x0000000000440000-memory.dmp

        Filesize

        256KB

      • memory/1860-10-0x0000000000400000-0x0000000000440000-memory.dmp

        Filesize

        256KB

      • memory/1860-21-0x00000000749F0000-0x00000000750DE000-memory.dmp

        Filesize

        6.9MB

      • memory/1860-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

        Filesize

        4KB

      • memory/2288-2-0x0000000002290000-0x00000000022D0000-memory.dmp

        Filesize

        256KB

      • memory/2288-0-0x0000000000190000-0x0000000000232000-memory.dmp

        Filesize

        648KB

      • memory/2288-1-0x00000000749F0000-0x00000000750DE000-memory.dmp

        Filesize

        6.9MB

      • memory/2288-6-0x0000000005B60000-0x0000000005BDA000-memory.dmp

        Filesize

        488KB

      • memory/2288-18-0x00000000749F0000-0x00000000750DE000-memory.dmp

        Filesize

        6.9MB

      • memory/2288-5-0x0000000000550000-0x000000000055A000-memory.dmp

        Filesize

        40KB

      • memory/2288-4-0x0000000000540000-0x0000000000548000-memory.dmp

        Filesize

        32KB

      • memory/2288-3-0x00000000004D0000-0x00000000004E8000-memory.dmp

        Filesize

        96KB