Analysis

  • max time kernel
    61s
  • max time network
    31s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    15/06/2023, 01:56

General

  • Target

    d547ab6d0b28d86c32e3d981adc3c5476797c58a6a684a45c3ee0a74847fb571.exe

  • Size

    804KB

  • MD5

    edb079556e5544b5284fe1a54d72c0fe

  • SHA1

    ba601610c5e20f8d071c1007936b855f158d9f6c

  • SHA256

    d547ab6d0b28d86c32e3d981adc3c5476797c58a6a684a45c3ee0a74847fb571

  • SHA512

    52890181fa1adbfce68ee0191aadf4f2e867bd000171019383ffe1224c752ffede1ebd3873b60e09dc81124ff3dd250e5c79399910ec96806805c8add6291357

  • SSDEEP

    12288:at+cvG73htU7/2eQ1x9WQqyuyEmTR84pESRMKA6pnmvycpmkUYirpcpbR9aw:VgG1tCueiAIEmddO3pmkU7EbR

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • 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.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 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 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d547ab6d0b28d86c32e3d981adc3c5476797c58a6a684a45c3ee0a74847fb571.exe
    "C:\Users\Admin\AppData\Local\Temp\d547ab6d0b28d86c32e3d981adc3c5476797c58a6a684a45c3ee0a74847fb571.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1244
    • 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\d547ab6d0b28d86c32e3d981adc3c5476797c58a6a684a45c3ee0a74847fb571.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:664
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\EYLkmBNhw" /XML "C:\Users\Admin\AppData\Local\Temp\tmpB472.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:524
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\EYLkmBNhw.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1156
    • C:\Users\Admin\AppData\Local\Temp\d547ab6d0b28d86c32e3d981adc3c5476797c58a6a684a45c3ee0a74847fb571.exe
      "C:\Users\Admin\AppData\Local\Temp\d547ab6d0b28d86c32e3d981adc3c5476797c58a6a684a45c3ee0a74847fb571.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:108

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmpB472.tmp

    Filesize

    1KB

    MD5

    59d7383ac7e3cf13e9519aa924ddda57

    SHA1

    cf2f2cabac9bbdb35b96c4b87a79bd8d7ab34439

    SHA256

    e77afa338e1d19e3816c4df04f2ea622c3c86b5d57a6b1ecfdcf394d1d161880

    SHA512

    19d502b1b354d775fc38732f15c02b5dd6b95085c09104674e43b94e97c3c1031a7a07263e808b726ee44dfc619455cc1d71661830be70a9332b6e811c1e220a

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\SW2VVATCUQP285WH3AC7.temp

    Filesize

    7KB

    MD5

    6c53ede202af66e920ea1d61121be17c

    SHA1

    177f0a6e4d916cb631c0b6c81c7fe93917cd2c2b

    SHA256

    783cd53345938d45de62331f74904b74ee9cf311c1a1d8011856507108a2df2e

    SHA512

    0293c44d5537bfa0cf9068b0385b8a0e15cf193ea66edb778189b68adc661ea2f9a6577502cf78591e0a3b6f847f73641b4730d34aec70a44c79821634b68ceb

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

    Filesize

    7KB

    MD5

    6c53ede202af66e920ea1d61121be17c

    SHA1

    177f0a6e4d916cb631c0b6c81c7fe93917cd2c2b

    SHA256

    783cd53345938d45de62331f74904b74ee9cf311c1a1d8011856507108a2df2e

    SHA512

    0293c44d5537bfa0cf9068b0385b8a0e15cf193ea66edb778189b68adc661ea2f9a6577502cf78591e0a3b6f847f73641b4730d34aec70a44c79821634b68ceb

  • memory/108-78-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/108-80-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/108-85-0x0000000004D90000-0x0000000004DD0000-memory.dmp

    Filesize

    256KB

  • memory/108-83-0x0000000004D90000-0x0000000004DD0000-memory.dmp

    Filesize

    256KB

  • memory/108-82-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/108-77-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/108-76-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/108-73-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/108-74-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/108-75-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/664-84-0x00000000022B0000-0x00000000022F0000-memory.dmp

    Filesize

    256KB

  • memory/1244-72-0x0000000005980000-0x00000000059B2000-memory.dmp

    Filesize

    200KB

  • memory/1244-55-0x0000000000960000-0x00000000009A0000-memory.dmp

    Filesize

    256KB

  • memory/1244-54-0x0000000000F50000-0x0000000001020000-memory.dmp

    Filesize

    832KB

  • memory/1244-58-0x0000000000A30000-0x0000000000A3C000-memory.dmp

    Filesize

    48KB

  • memory/1244-56-0x0000000000920000-0x000000000093A000-memory.dmp

    Filesize

    104KB

  • memory/1244-57-0x0000000000960000-0x00000000009A0000-memory.dmp

    Filesize

    256KB

  • memory/1244-59-0x0000000005DD0000-0x0000000005E3A000-memory.dmp

    Filesize

    424KB