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Analysis

  • max time kernel
    119s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240419-en
  • resource tags

    arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-x64system
  • submitted
    04/06/2024, 12:44

General

  • Target

    STATEMENT OF ACCOUNT.exe

  • Size

    779KB

  • MD5

    c3245f5ed1ef3b1fa4065c8cb4cd27c8

  • SHA1

    f3bfaf829add69d1c39a5045fba5faa02b345f20

  • SHA256

    113e56cc0bb3dca13bf13c0e47a25b102b4f8e7af8b156fc7e6fcd76ba40c8ff

  • SHA512

    6a9760e20b5114c56cd31cba377f9fa54812dab6e4e90f533a214b88a519e89c85a84249e02458b7a060635f755833f006134d064b828b73fc3cd36dd228d818

  • SSDEEP

    12288:GQt+5v4c5nvCRzsgfZ+E40r9RqTBtF3Q0XsKNr+u9Y6vdjTOM5H0dG1qqQ24FPzn:0BtF3Q0XLCuy6vpfOeH1eCrXW

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • 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).

  • 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 11 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 24 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\STATEMENT OF ACCOUNT.exe
    "C:\Users\Admin\AppData\Local\Temp\STATEMENT OF ACCOUNT.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2936
    • 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\STATEMENT OF ACCOUNT.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1860
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\uZkgoYezLmlkkl.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1436
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\uZkgoYezLmlkkl" /XML "C:\Users\Admin\AppData\Local\Temp\tmp6EAF.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1548
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
      2⤵
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1308

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\Tar1D38.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • C:\Users\Admin\AppData\Local\Temp\tmp6EAF.tmp

    Filesize

    1KB

    MD5

    79e84edcc5160b3839c0c59e364efb6c

    SHA1

    9da859822d57bf0620bb97310baf8e739f292ce9

    SHA256

    39a734666a100f2d92c597cd65e7732c41ad9dd5f5791a216f5f07481878fb52

    SHA512

    e0f64bf08be7ebc87a87e10ec55328c55635a1a5e7696f11aa7a379e29d03cae58e479843442b2f17e317aa71ffdcc38a3acbbcfbed5f2e786ef50c619d06629

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\FNIRH5L7MTN3RH5KY3FN.temp

    Filesize

    7KB

    MD5

    63fe584cebd8bbb48a3fd9313c559e92

    SHA1

    2eb21c73b0bc656842ecc24e8d68d4361fa9ce9a

    SHA256

    fb826b3429440254e6af883d51874bf316c2c65f3459b01d7e6c5c4f34c3010f

    SHA512

    d8e51bd58b3a06876bed634b99cd97f84e6a05d7486d9b03a85097093835d3ce6c3f4e18b47b70526e745463582fa912d1e4acb0fe3812e123bfafbd3f66950a

  • memory/1308-125-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/1308-121-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/1308-117-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/1308-119-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/1308-123-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/1308-126-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/1308-129-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/1308-127-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2936-1-0x0000000000D80000-0x0000000000E44000-memory.dmp

    Filesize

    784KB

  • memory/2936-2-0x0000000074150000-0x000000007483E000-memory.dmp

    Filesize

    6.9MB

  • memory/2936-104-0x000000007415E000-0x000000007415F000-memory.dmp

    Filesize

    4KB

  • memory/2936-0-0x000000007415E000-0x000000007415F000-memory.dmp

    Filesize

    4KB

  • memory/2936-103-0x0000000006550000-0x00000000065D4000-memory.dmp

    Filesize

    528KB

  • memory/2936-100-0x0000000000840000-0x0000000000856000-memory.dmp

    Filesize

    88KB

  • memory/2936-102-0x0000000000A90000-0x0000000000AA0000-memory.dmp

    Filesize

    64KB

  • memory/2936-101-0x0000000000A40000-0x0000000000A4E000-memory.dmp

    Filesize

    56KB

  • memory/2936-130-0x0000000074150000-0x000000007483E000-memory.dmp

    Filesize

    6.9MB