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Analysis

  • max time kernel
    67s
  • max time network
    53s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240419-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30/04/2024, 01:38

General

  • Target

    d7fdaaf1d1c26d555c92de3611bddadd30b75aa48bc997c012edc92af6b20635.exe

  • Size

    965KB

  • MD5

    ace7f45cc6eeed16fc511cda50bdd226

  • SHA1

    cd244d259acb3f19ca4ccbc18e0cec6145674931

  • SHA256

    d7fdaaf1d1c26d555c92de3611bddadd30b75aa48bc997c012edc92af6b20635

  • SHA512

    85e29e2d3146aa8354d8ff4863134db4f8d25697e432fff85348739037087402ea6756dc9ee1064b6114a5bd9bf55dd0c886d07bfdf62ad33308d0fece0e2f1f

  • SSDEEP

    24576:+DBen3C4LOzg4mq6KaFHyVI7tzEvZTv4cyA+:4k3C4qzgmtK4I7tzS9AA+

Malware Config

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
  • 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).

  • 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 6 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\d7fdaaf1d1c26d555c92de3611bddadd30b75aa48bc997c012edc92af6b20635.exe
    "C:\Users\Admin\AppData\Local\Temp\d7fdaaf1d1c26d555c92de3611bddadd30b75aa48bc997c012edc92af6b20635.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2620
    • 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\d7fdaaf1d1c26d555c92de3611bddadd30b75aa48bc997c012edc92af6b20635.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1440
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\XSYZHcH.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2136
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\XSYZHcH" /XML "C:\Users\Admin\AppData\Local\Temp\tmp709C.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:3504
    • C:\Users\Admin\AppData\Local\Temp\d7fdaaf1d1c26d555c92de3611bddadd30b75aa48bc997c012edc92af6b20635.exe
      "C:\Users\Admin\AppData\Local\Temp\d7fdaaf1d1c26d555c92de3611bddadd30b75aa48bc997c012edc92af6b20635.exe"
      2⤵
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2984

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log

    Filesize

    2KB

    MD5

    968cb9309758126772781b83adb8a28f

    SHA1

    8da30e71accf186b2ba11da1797cf67f8f78b47c

    SHA256

    92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a

    SHA512

    4bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

    Filesize

    18KB

    MD5

    833916807a51e7f2d63d198dd2f5263b

    SHA1

    55236fe31687991a8dddb853eb5ea1aa4dc753b9

    SHA256

    4c745a004cafeaa6c0abda42c63d6c8a6b0f08df9df5a4b7d13cda18dcdb36ad

    SHA512

    435b36573604022fdeedc29a59aa8477952349cc890bb4da4b5365e5bfc8a7dd95b659d5cc4a5833a01561e94ef65665537dc4548dbd68f91784d889af619cb2

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_zhxaapkq.ahu.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmp709C.tmp

    Filesize

    1KB

    MD5

    c091dd349e5555f14934f2b0e1f9bc99

    SHA1

    42aa60836c4c43bfc981742d1e40baf621026e63

    SHA256

    6ba60ad024a63ffb76b1c2572f3148dfacb3e7f66886b7510c3263ff63522fff

    SHA512

    4429ae65d6779b8debfb138b1f9473178e6378d2353e0b13b2e4d0f2e949d24fb3a9a55cee50a4637380db286e781a1b4579ff112266554a4ed44e8290d1fe91

  • memory/1440-17-0x00000000049E0000-0x00000000049F0000-memory.dmp

    Filesize

    64KB

  • memory/1440-24-0x0000000004E70000-0x0000000004E92000-memory.dmp

    Filesize

    136KB

  • memory/1440-89-0x0000000074990000-0x0000000075140000-memory.dmp

    Filesize

    7.7MB

  • memory/1440-82-0x0000000007570000-0x0000000007578000-memory.dmp

    Filesize

    32KB

  • memory/1440-80-0x0000000007490000-0x00000000074A4000-memory.dmp

    Filesize

    80KB

  • memory/1440-79-0x0000000007480000-0x000000000748E000-memory.dmp

    Filesize

    56KB

  • memory/1440-78-0x0000000007450000-0x0000000007461000-memory.dmp

    Filesize

    68KB

  • memory/1440-15-0x0000000004970000-0x00000000049A6000-memory.dmp

    Filesize

    216KB

  • memory/1440-74-0x0000000007890000-0x0000000007F0A000-memory.dmp

    Filesize

    6.5MB

  • memory/1440-18-0x0000000005020000-0x0000000005648000-memory.dmp

    Filesize

    6.2MB

  • memory/1440-63-0x0000000071180000-0x00000000711CC000-memory.dmp

    Filesize

    304KB

  • memory/1440-16-0x0000000074990000-0x0000000075140000-memory.dmp

    Filesize

    7.7MB

  • memory/1440-50-0x0000000005FA0000-0x0000000005FEC000-memory.dmp

    Filesize

    304KB

  • memory/1440-22-0x00000000049E0000-0x00000000049F0000-memory.dmp

    Filesize

    64KB

  • memory/1440-49-0x0000000005F10000-0x0000000005F2E000-memory.dmp

    Filesize

    120KB

  • memory/1440-27-0x0000000005850000-0x0000000005BA4000-memory.dmp

    Filesize

    3.3MB

  • memory/1440-25-0x0000000004F10000-0x0000000004F76000-memory.dmp

    Filesize

    408KB

  • memory/1440-26-0x0000000004F80000-0x0000000004FE6000-memory.dmp

    Filesize

    408KB

  • memory/2136-75-0x0000000007C80000-0x0000000007C9A000-memory.dmp

    Filesize

    104KB

  • memory/2136-81-0x0000000007FC0000-0x0000000007FDA000-memory.dmp

    Filesize

    104KB

  • memory/2136-88-0x0000000074990000-0x0000000075140000-memory.dmp

    Filesize

    7.7MB

  • memory/2136-20-0x00000000053F0000-0x0000000005400000-memory.dmp

    Filesize

    64KB

  • memory/2136-77-0x0000000007F00000-0x0000000007F96000-memory.dmp

    Filesize

    600KB

  • memory/2136-21-0x00000000053F0000-0x0000000005400000-memory.dmp

    Filesize

    64KB

  • memory/2136-76-0x0000000007D00000-0x0000000007D0A000-memory.dmp

    Filesize

    40KB

  • memory/2136-51-0x00000000078E0000-0x0000000007912000-memory.dmp

    Filesize

    200KB

  • memory/2136-52-0x0000000071180000-0x00000000711CC000-memory.dmp

    Filesize

    304KB

  • memory/2136-62-0x00000000078C0000-0x00000000078DE000-memory.dmp

    Filesize

    120KB

  • memory/2136-65-0x0000000007B30000-0x0000000007BD3000-memory.dmp

    Filesize

    652KB

  • memory/2136-19-0x0000000074990000-0x0000000075140000-memory.dmp

    Filesize

    7.7MB

  • memory/2620-2-0x0000000008270000-0x0000000008814000-memory.dmp

    Filesize

    5.6MB

  • memory/2620-1-0x0000000074990000-0x0000000075140000-memory.dmp

    Filesize

    7.7MB

  • memory/2620-4-0x0000000007D90000-0x0000000007DA0000-memory.dmp

    Filesize

    64KB

  • memory/2620-5-0x0000000007E80000-0x0000000007E8A000-memory.dmp

    Filesize

    40KB

  • memory/2620-10-0x0000000006B10000-0x0000000006BAC000-memory.dmp

    Filesize

    624KB

  • memory/2620-9-0x0000000009050000-0x00000000090D4000-memory.dmp

    Filesize

    528KB

  • memory/2620-7-0x0000000005330000-0x000000000533E000-memory.dmp

    Filesize

    56KB

  • memory/2620-8-0x0000000005340000-0x0000000005356000-memory.dmp

    Filesize

    88KB

  • memory/2620-3-0x0000000007DB0000-0x0000000007E42000-memory.dmp

    Filesize

    584KB

  • memory/2620-0-0x0000000000E00000-0x0000000000EF4000-memory.dmp

    Filesize

    976KB

  • memory/2620-48-0x0000000074990000-0x0000000075140000-memory.dmp

    Filesize

    7.7MB

  • memory/2620-6-0x0000000005300000-0x0000000005318000-memory.dmp

    Filesize

    96KB

  • memory/2984-33-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2984-91-0x0000000006880000-0x00000000068D0000-memory.dmp

    Filesize

    320KB