Analysis

  • max time kernel
    118s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    30-12-2023 01:35

General

  • Target

    0a3fa3aecf069fbb8a2c009b1bf7ad6e.exe

  • Size

    777KB

  • MD5

    0a3fa3aecf069fbb8a2c009b1bf7ad6e

  • SHA1

    99af922c5a6777b57bf5f90b6c9874e56c4a5c80

  • SHA256

    445429ca7761e3daa30c866441e49f9d74a90129c4c514e8aad4a6a26fe63f14

  • SHA512

    6e0689780c63dd8724dd9673c8c7b1f38978672bf2f2afc674091f9a1e1c284eda2144365c6ebb6e67bfa261acd66199ab9813de4efa23747f6eca34d042e7a7

  • SSDEEP

    24576:QHHykC9mIzUewRTCByvgKOYjVcClBynK4:OjVynn

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.amotoindia.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    aiLFsls9

Signatures

  • AgentTesla

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

  • AgentTesla payload 6 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0a3fa3aecf069fbb8a2c009b1bf7ad6e.exe
    "C:\Users\Admin\AppData\Local\Temp\0a3fa3aecf069fbb8a2c009b1bf7ad6e.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1992
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\qdQeUH" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF75A.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2568
    • C:\Users\Admin\AppData\Local\Temp\0a3fa3aecf069fbb8a2c009b1bf7ad6e.exe
      "C:\Users\Admin\AppData\Local\Temp\0a3fa3aecf069fbb8a2c009b1bf7ad6e.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2696
      • C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
        dw20.exe -x -s 520
        3⤵
          PID:2884

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\tmpF75A.tmp

      Filesize

      1KB

      MD5

      1188122204d53678c6b18cab06c51799

      SHA1

      8f3ffeada1813342f9c194bc5776442aefd9035d

      SHA256

      8eae4f4481ddf98a11293165769a6fc2cc3deefac58716362f6e4f3300866c5f

      SHA512

      7ba4f5629874f601ede9eb666b9e0680cfd06c47a6726ac4a6e9bc17ec3091cca8bec142c89677300ef88063cea101606a579420c71d306fdba44b4f2178741d

    • memory/1992-0-0x0000000073E40000-0x00000000743EB000-memory.dmp

      Filesize

      5.7MB

    • memory/1992-1-0x0000000073E40000-0x00000000743EB000-memory.dmp

      Filesize

      5.7MB

    • memory/1992-2-0x00000000020A0000-0x00000000020E0000-memory.dmp

      Filesize

      256KB

    • memory/1992-3-0x0000000073E40000-0x00000000743EB000-memory.dmp

      Filesize

      5.7MB

    • memory/1992-4-0x00000000020A0000-0x00000000020E0000-memory.dmp

      Filesize

      256KB

    • memory/1992-21-0x0000000073E40000-0x00000000743EB000-memory.dmp

      Filesize

      5.7MB

    • memory/2696-16-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

      Filesize

      4KB

    • memory/2696-23-0x0000000000400000-0x000000000043C000-memory.dmp

      Filesize

      240KB

    • memory/2696-15-0x0000000000400000-0x000000000043C000-memory.dmp

      Filesize

      240KB

    • memory/2696-12-0x0000000000400000-0x000000000043C000-memory.dmp

      Filesize

      240KB

    • memory/2696-18-0x0000000000400000-0x000000000043C000-memory.dmp

      Filesize

      240KB

    • memory/2696-20-0x0000000000400000-0x000000000043C000-memory.dmp

      Filesize

      240KB

    • memory/2696-10-0x0000000000400000-0x000000000043C000-memory.dmp

      Filesize

      240KB

    • memory/2696-14-0x0000000000400000-0x000000000043C000-memory.dmp

      Filesize

      240KB

    • memory/2696-24-0x0000000073E40000-0x00000000743EB000-memory.dmp

      Filesize

      5.7MB

    • memory/2696-25-0x0000000073E40000-0x00000000743EB000-memory.dmp

      Filesize

      5.7MB

    • memory/2696-26-0x0000000002430000-0x0000000002470000-memory.dmp

      Filesize

      256KB

    • memory/2696-29-0x0000000002430000-0x0000000002470000-memory.dmp

      Filesize

      256KB

    • memory/2696-28-0x0000000073E40000-0x00000000743EB000-memory.dmp

      Filesize

      5.7MB

    • memory/2884-27-0x0000000000340000-0x0000000000341000-memory.dmp

      Filesize

      4KB

    • memory/2884-30-0x0000000000340000-0x0000000000341000-memory.dmp

      Filesize

      4KB