Analysis

  • max time kernel
    117s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20231020-en
  • resource tags

    arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system
  • submitted
    12-12-2023 14:36

General

  • Target

    PRE ALERT NOTICE.exe

  • Size

    662KB

  • MD5

    3cfb07a2465657d8928e675dedcd9978

  • SHA1

    c5bd7e1f89fde69af56a8305e5fac685557da92e

  • SHA256

    b5373781057e3cc3a3e2064f57942adc17f2a3905de6c1037332dfaede7a9cba

  • SHA512

    77c6687b8c635e90b8c19c914d5873ee40a8105448dc96480a2a1c1fb7abcb201ad4cd0a0ae9768a696743a29b1e6d25aeed62dcc93d5d60fee858781326c88a

  • SSDEEP

    12288:huGo+4WpAE9y7Rxkz2Uo6hYMRbG7TyQ8WyDv3WDWHUIpUsimxVR5dx6D78cPLC+:ppAEIxyo6hplGUWyrWDEUIpUOTKD

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Detect ZGRat V1 1 IoCs
  • ZGRat

    ZGRat is remote access trojan written in C#.

  • 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 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\PRE ALERT NOTICE.exe
    "C:\Users\Admin\AppData\Local\Temp\PRE ALERT NOTICE.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:296
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\PRE ALERT NOTICE.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2680
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\eKoCjhdl.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2780
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\eKoCjhdl" /XML "C:\Users\Admin\AppData\Local\Temp\tmp7D2B.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2816
    • C:\Users\Admin\AppData\Local\Temp\PRE ALERT NOTICE.exe
      "C:\Users\Admin\AppData\Local\Temp\PRE ALERT NOTICE.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2616

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp7D2B.tmp

    Filesize

    1KB

    MD5

    8d8caab5668f5358fbe656731615c03b

    SHA1

    a72c30afd8ab1ef41c381a862bb19f6cbdbf6fe3

    SHA256

    9a15977c70ca70fcd9af12ca4ecdfe69b3c5d7b8e90e7080843b4afe8811a1b1

    SHA512

    91e1a394c8932dd2eeb59704920c2f73792ea6fd90075e8b8a39be697f636f747ba5dc91944cde921aaeccbd4e152fc666c209eac47920c8ce2088dc9d7c11e8

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms

    Filesize

    7KB

    MD5

    3833684112bff339bfdaff1f7e8489ba

    SHA1

    273b7021df1cf401c7598eba80698e1f54d0951f

    SHA256

    3564bbaded799764d9ac42407ae9b2f63b1006dc1eaf20ffe407bb6529c3cb1d

    SHA512

    19683bdff2c7f9ac830b6ea73a003a37ac4bdef0b8b8f2dac1105d0770f41260d84130c391a230acd829643dc4a8e87c3fd9f24c5b68f988e16613845aae39e9

  • memory/296-29-0x0000000074230000-0x000000007491E000-memory.dmp

    Filesize

    6.9MB

  • memory/296-1-0x0000000074230000-0x000000007491E000-memory.dmp

    Filesize

    6.9MB

  • memory/296-2-0x0000000000BC0000-0x0000000000C00000-memory.dmp

    Filesize

    256KB

  • memory/296-3-0x0000000000300000-0x0000000000318000-memory.dmp

    Filesize

    96KB

  • memory/296-4-0x00000000002D0000-0x00000000002D8000-memory.dmp

    Filesize

    32KB

  • memory/296-5-0x0000000000330000-0x000000000033A000-memory.dmp

    Filesize

    40KB

  • memory/296-6-0x00000000059A0000-0x0000000005A1A000-memory.dmp

    Filesize

    488KB

  • memory/296-0-0x0000000000C00000-0x0000000000CAA000-memory.dmp

    Filesize

    680KB

  • memory/2616-30-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2616-38-0x0000000074230000-0x000000007491E000-memory.dmp

    Filesize

    6.9MB

  • memory/2616-23-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2616-25-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2616-27-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2616-20-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2616-19-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2616-32-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2616-46-0x0000000004E00000-0x0000000004E40000-memory.dmp

    Filesize

    256KB

  • memory/2616-45-0x0000000074230000-0x000000007491E000-memory.dmp

    Filesize

    6.9MB

  • memory/2616-21-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2616-41-0x0000000004E00000-0x0000000004E40000-memory.dmp

    Filesize

    256KB

  • memory/2680-40-0x0000000002870000-0x00000000028B0000-memory.dmp

    Filesize

    256KB

  • memory/2680-37-0x000000006ED80000-0x000000006F32B000-memory.dmp

    Filesize

    5.7MB

  • memory/2680-44-0x000000006ED80000-0x000000006F32B000-memory.dmp

    Filesize

    5.7MB

  • memory/2680-33-0x000000006ED80000-0x000000006F32B000-memory.dmp

    Filesize

    5.7MB

  • memory/2780-42-0x0000000002860000-0x00000000028A0000-memory.dmp

    Filesize

    256KB

  • memory/2780-36-0x000000006ED80000-0x000000006F32B000-memory.dmp

    Filesize

    5.7MB

  • memory/2780-35-0x0000000002860000-0x00000000028A0000-memory.dmp

    Filesize

    256KB

  • memory/2780-39-0x0000000002860000-0x00000000028A0000-memory.dmp

    Filesize

    256KB

  • memory/2780-43-0x000000006ED80000-0x000000006F32B000-memory.dmp

    Filesize

    5.7MB

  • memory/2780-34-0x000000006ED80000-0x000000006F32B000-memory.dmp

    Filesize

    5.7MB