Analysis

  • max time kernel
    118s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20231020-en
  • resource tags

    arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system
  • submitted
    02-12-2023 02:23

General

  • Target

    1e9f62ae583ab1d42c0535f676a312469caa512bc8984daca4d4510630757266.exe

  • Size

    730KB

  • MD5

    10b18583b2329f325ea0c334c7d7b5ab

  • SHA1

    182e0435e33568418ca795ce5d0b651f55c5d090

  • SHA256

    1e9f62ae583ab1d42c0535f676a312469caa512bc8984daca4d4510630757266

  • SHA512

    76b88b157f303d8bd5750d8e13044e770fceb9f2e92c61f8a016f36f627b6724d23186da925c9b790c4ceebe830a8f7b4176d9df649d19d121b54ea8102c3393

  • SSDEEP

    12288:/dIgF6xN1RySUHE1ZI2PSU1su4uovi3Zxk3Pz9CJU0StOM98bi:/IxN1L1ZrPvtovqZxsUJTd

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.

  • 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 12 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1e9f62ae583ab1d42c0535f676a312469caa512bc8984daca4d4510630757266.exe
    "C:\Users\Admin\AppData\Local\Temp\1e9f62ae583ab1d42c0535f676a312469caa512bc8984daca4d4510630757266.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2220
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\cFbmDmvPqlWi.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2828
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\cFbmDmvPqlWi" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC4A6.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:3008
    • C:\Users\Admin\AppData\Local\Temp\1e9f62ae583ab1d42c0535f676a312469caa512bc8984daca4d4510630757266.exe
      "C:\Users\Admin\AppData\Local\Temp\1e9f62ae583ab1d42c0535f676a312469caa512bc8984daca4d4510630757266.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2752

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmpC4A6.tmp

    Filesize

    1KB

    MD5

    91490f93fe34c0d81c40116034283bfd

    SHA1

    b3f0b8962c8fd0575018e8a1d60e8077df4341f9

    SHA256

    b9c7212a258cd413a09b21125dad1b74e6005c15c02ee336566071eb0d7eb8b3

    SHA512

    0c647e98668646f4153ad754d345e5bd7f2db60c5dc7d3b3070d9598b8cdfcfb66596bf103fc67849439b0d87db107d40c1bd789f9470588d43fb2e3e0002d98

  • memory/2220-0-0x0000000001300000-0x00000000013BC000-memory.dmp

    Filesize

    752KB

  • memory/2220-1-0x0000000074710000-0x0000000074DFE000-memory.dmp

    Filesize

    6.9MB

  • memory/2220-2-0x00000000012A0000-0x00000000012E0000-memory.dmp

    Filesize

    256KB

  • memory/2220-3-0x0000000000580000-0x0000000000596000-memory.dmp

    Filesize

    88KB

  • memory/2220-4-0x00000000008D0000-0x00000000008D8000-memory.dmp

    Filesize

    32KB

  • memory/2220-5-0x00000000008E0000-0x00000000008EA000-memory.dmp

    Filesize

    40KB

  • memory/2220-6-0x00000000052C0000-0x000000000533C000-memory.dmp

    Filesize

    496KB

  • memory/2220-7-0x0000000074710000-0x0000000074DFE000-memory.dmp

    Filesize

    6.9MB

  • memory/2220-8-0x00000000012A0000-0x00000000012E0000-memory.dmp

    Filesize

    256KB

  • memory/2220-29-0x0000000074710000-0x0000000074DFE000-memory.dmp

    Filesize

    6.9MB

  • memory/2752-23-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2752-36-0x0000000074710000-0x0000000074DFE000-memory.dmp

    Filesize

    6.9MB

  • memory/2752-21-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2752-18-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2752-25-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2752-16-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2752-27-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2752-30-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2752-39-0x0000000074710000-0x0000000074DFE000-memory.dmp

    Filesize

    6.9MB

  • memory/2752-38-0x0000000004B80000-0x0000000004BC0000-memory.dmp

    Filesize

    256KB

  • memory/2752-20-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2752-32-0x0000000004B80000-0x0000000004BC0000-memory.dmp

    Filesize

    256KB

  • memory/2828-35-0x000000006EAE0000-0x000000006F08B000-memory.dmp

    Filesize

    5.7MB

  • memory/2828-34-0x0000000002470000-0x00000000024B0000-memory.dmp

    Filesize

    256KB

  • memory/2828-37-0x000000006EAE0000-0x000000006F08B000-memory.dmp

    Filesize

    5.7MB

  • memory/2828-33-0x0000000002470000-0x00000000024B0000-memory.dmp

    Filesize

    256KB

  • memory/2828-31-0x000000006EAE0000-0x000000006F08B000-memory.dmp

    Filesize

    5.7MB