Analysis

  • max time kernel
    141s
  • max time network
    166s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17/04/2024, 14:24

General

  • Target

    a44cc5b971dcc6bb80c84e850b2529ef6f3e78cc24ce574ae3d2daacc8b9ea51.exe

  • Size

    662KB

  • MD5

    da5719cd690f52bd6ac6326605b0fccc

  • SHA1

    32a887dd95ee47ceb60710060416992859db380b

  • SHA256

    a44cc5b971dcc6bb80c84e850b2529ef6f3e78cc24ce574ae3d2daacc8b9ea51

  • SHA512

    88be2bf627f9706fbbd1c352ef681dbbaa6e56b6f841fb3d2b771eb269f4fcb0062e7f6905a298920df5256c27112d6549b438202e2fe0d7d20a367c19ea7079

  • SSDEEP

    12288:Wc/xeQ5vziw7D7yPIn7AqBmgIFqA6Uh7hOpzhHEgn0g3IUp004xWE:briID7ydq8gmqTIhOpFT0qbCC

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.newstar-eg.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    passionofchrist123

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • 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.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 19 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a44cc5b971dcc6bb80c84e850b2529ef6f3e78cc24ce574ae3d2daacc8b9ea51.exe
    "C:\Users\Admin\AppData\Local\Temp\a44cc5b971dcc6bb80c84e850b2529ef6f3e78cc24ce574ae3d2daacc8b9ea51.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3352
    • 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\a44cc5b971dcc6bb80c84e850b2529ef6f3e78cc24ce574ae3d2daacc8b9ea51.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3492
    • C:\Users\Admin\AppData\Local\Temp\a44cc5b971dcc6bb80c84e850b2529ef6f3e78cc24ce574ae3d2daacc8b9ea51.exe
      "C:\Users\Admin\AppData\Local\Temp\a44cc5b971dcc6bb80c84e850b2529ef6f3e78cc24ce574ae3d2daacc8b9ea51.exe"
      2⤵
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:3232
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3756 --field-trial-handle=2248,i,10247514684337323751,15511974759131734137,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:5004

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_w5arwkyk.cbs.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • memory/3232-13-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/3232-40-0x0000000006320000-0x0000000006370000-memory.dmp

      Filesize

      320KB

    • memory/3232-37-0x0000000074E40000-0x00000000755F0000-memory.dmp

      Filesize

      7.7MB

    • memory/3232-22-0x0000000005590000-0x00000000055F6000-memory.dmp

      Filesize

      408KB

    • memory/3232-14-0x0000000074E40000-0x00000000755F0000-memory.dmp

      Filesize

      7.7MB

    • memory/3352-12-0x0000000009BC0000-0x0000000009C5C000-memory.dmp

      Filesize

      624KB

    • memory/3352-4-0x0000000005810000-0x0000000005820000-memory.dmp

      Filesize

      64KB

    • memory/3352-8-0x0000000005810000-0x0000000005820000-memory.dmp

      Filesize

      64KB

    • memory/3352-9-0x0000000005E10000-0x0000000005E1A000-memory.dmp

      Filesize

      40KB

    • memory/3352-10-0x0000000007430000-0x000000000743E000-memory.dmp

      Filesize

      56KB

    • memory/3352-11-0x0000000007480000-0x0000000007508000-memory.dmp

      Filesize

      544KB

    • memory/3352-0-0x0000000074E40000-0x00000000755F0000-memory.dmp

      Filesize

      7.7MB

    • memory/3352-6-0x0000000074E40000-0x00000000755F0000-memory.dmp

      Filesize

      7.7MB

    • memory/3352-5-0x0000000005820000-0x000000000582A000-memory.dmp

      Filesize

      40KB

    • memory/3352-1-0x0000000000D70000-0x0000000000E1C000-memory.dmp

      Filesize

      688KB

    • memory/3352-2-0x0000000005E20000-0x00000000063C4000-memory.dmp

      Filesize

      5.6MB

    • memory/3352-7-0x0000000005DE0000-0x0000000005DF4000-memory.dmp

      Filesize

      80KB

    • memory/3352-3-0x0000000005870000-0x0000000005902000-memory.dmp

      Filesize

      584KB

    • memory/3352-20-0x0000000074E40000-0x00000000755F0000-memory.dmp

      Filesize

      7.7MB

    • memory/3492-36-0x0000000006970000-0x00000000069BC000-memory.dmp

      Filesize

      304KB

    • memory/3492-54-0x0000000006E80000-0x0000000006E9E000-memory.dmp

      Filesize

      120KB

    • memory/3492-23-0x00000000057F0000-0x0000000005812000-memory.dmp

      Filesize

      136KB

    • memory/3492-24-0x0000000005890000-0x00000000058F6000-memory.dmp

      Filesize

      408KB

    • memory/3492-19-0x0000000005450000-0x0000000005460000-memory.dmp

      Filesize

      64KB

    • memory/3492-34-0x0000000006370000-0x00000000066C4000-memory.dmp

      Filesize

      3.3MB

    • memory/3492-35-0x0000000006700000-0x000000000671E000-memory.dmp

      Filesize

      120KB

    • memory/3492-18-0x0000000002F00000-0x0000000002F36000-memory.dmp

      Filesize

      216KB

    • memory/3492-38-0x0000000005450000-0x0000000005460000-memory.dmp

      Filesize

      64KB

    • memory/3492-17-0x0000000005450000-0x0000000005460000-memory.dmp

      Filesize

      64KB

    • memory/3492-16-0x0000000074E40000-0x00000000755F0000-memory.dmp

      Filesize

      7.7MB

    • memory/3492-41-0x0000000074E40000-0x00000000755F0000-memory.dmp

      Filesize

      7.7MB

    • memory/3492-42-0x0000000005450000-0x0000000005460000-memory.dmp

      Filesize

      64KB

    • memory/3492-43-0x0000000006EC0000-0x0000000006EF2000-memory.dmp

      Filesize

      200KB

    • memory/3492-44-0x0000000070AC0000-0x0000000070B0C000-memory.dmp

      Filesize

      304KB

    • memory/3492-21-0x0000000005A90000-0x00000000060B8000-memory.dmp

      Filesize

      6.2MB

    • memory/3492-55-0x0000000007AD0000-0x0000000007B73000-memory.dmp

      Filesize

      652KB

    • memory/3492-56-0x0000000008240000-0x00000000088BA000-memory.dmp

      Filesize

      6.5MB

    • memory/3492-57-0x0000000007BF0000-0x0000000007C0A000-memory.dmp

      Filesize

      104KB

    • memory/3492-58-0x0000000007C60000-0x0000000007C6A000-memory.dmp

      Filesize

      40KB

    • memory/3492-59-0x0000000005450000-0x0000000005460000-memory.dmp

      Filesize

      64KB

    • memory/3492-60-0x0000000007E50000-0x0000000007EE6000-memory.dmp

      Filesize

      600KB

    • memory/3492-62-0x0000000007DF0000-0x0000000007E01000-memory.dmp

      Filesize

      68KB

    • memory/3492-63-0x0000000007E30000-0x0000000007E3E000-memory.dmp

      Filesize

      56KB

    • memory/3492-64-0x0000000007EF0000-0x0000000007F04000-memory.dmp

      Filesize

      80KB

    • memory/3492-65-0x0000000007F30000-0x0000000007F4A000-memory.dmp

      Filesize

      104KB

    • memory/3492-66-0x0000000007F10000-0x0000000007F18000-memory.dmp

      Filesize

      32KB

    • memory/3492-67-0x0000000005450000-0x0000000005460000-memory.dmp

      Filesize

      64KB

    • memory/3492-70-0x0000000074E40000-0x00000000755F0000-memory.dmp

      Filesize

      7.7MB