Overview

overview

10

Static

static

SecuriteIn...66.exe

windows7-x64

10

SecuriteIn...66.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    136s
  • max time network
    140s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-11-2022 12:49

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General

  • Target

    SecuriteInfo.com.MSIL.GenKryptik.FYGA.tr.21466.exe

  • Size

    960KB

  • MD5

    a0b2a10e84abe8930570103f841bcc75

  • SHA1

    441c100f5467f1e7983b3e62119b60bb3cc757d7

  • SHA256

    ebb86221b5c4336e8155321c3ef818e39e38c981227b768433d107ba6aa3bd69

  • SHA512

    023c0e59dbdd9dd8f3b2e3ad99154942d651e7b3c3b498e25d957fb4b717dde7148a932bc1cfd1a4a9679889fcaa22de8b25d75ae14f01e12c3a25ef248794d5

  • SSDEEP

    24576:EGU376CRkFg/IyXtBbvShFasPKhCX0sTLZeD1zBCh:2PkoXvSLSkzTNk1W

Score
10/10
agentteslacollectionkeyloggerpersistencespywarestealertrojan

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

    keyloggertrojanstealerspywareagenttesla
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
    collection
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • 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
  • Enumerates physical storage devices 1 TTPs

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

  • Creates scheduled task(s) 1 TTPs 1 IoCs

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

    persistence
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.MSIL.GenKryptik.FYGA.tr.21466.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.MSIL.GenKryptik.FYGA.tr.21466.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4384
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\iRqvNpf" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE0A.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2796
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "{path}"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • outlook_office_path
      • outlook_win_path
      PID:2400

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmpE0A.tmp
    Filesize

    1KB

    MD5

    629845b2e6e0b704e6f934baa36d100a

    SHA1

    ef5be1da54352712a0bf1e76cdc5ca9ada13abd6

    SHA256

    5da8982f7de0a6e008a9b8f7cbb4fb51f94aaea2932b9b4e6529fcc65105f5b7

    SHA512

    436347d2a725778064918f578e8fd7f399e886430adcf92344c4b7f8a41b7abe8c362ce5efcdbc2b5567bf86b89977934e59b447bb764005f93917b302f6e7e9

    Download Submit
  • memory/2400-139-0x0000000000000000-mapping.dmp
    Download
  • memory/2400-140-0x0000000000400000-0x000000000043C000-memory.dmp
    Filesize

    240KB

    Download
  • memory/2400-141-0x0000000005D70000-0x0000000005DD6000-memory.dmp
    Filesize

    408KB

    Download
  • memory/2400-142-0x0000000006690000-0x00000000066E0000-memory.dmp
    Filesize

    320KB

    Download
  • memory/2796-137-0x0000000000000000-mapping.dmp
    Download
  • memory/4384-132-0x0000000000E40000-0x0000000000F36000-memory.dmp
    Filesize

    984KB

    Download
  • memory/4384-133-0x0000000005E80000-0x0000000006424000-memory.dmp
    Filesize

    5.6MB

    Download
  • memory/4384-134-0x00000000058D0000-0x0000000005962000-memory.dmp
    Filesize

    584KB

    Download
  • memory/4384-135-0x0000000005A10000-0x0000000005AAC000-memory.dmp
    Filesize

    624KB

    Download
  • memory/4384-136-0x00000000059F0000-0x00000000059FA000-memory.dmp
    Filesize

    40KB

    Download