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Analysis

  • max time kernel
    118s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    02/02/2024, 01:56

General

  • Target

    64ffddfdb7b226084feb2a9e18045946f75e34277c7447515c6db7f1222a766a.exe

  • Size

    1002KB

  • MD5

    e82d4b80d1ee59fa32a8cc692eb667a8

  • SHA1

    410e414d332b65b16f888a873d0c2842fb0c03e3

  • SHA256

    64ffddfdb7b226084feb2a9e18045946f75e34277c7447515c6db7f1222a766a

  • SHA512

    dd0c5e70a026e666b7ef5d722683043cf4d4b8de3284c070556e55d7e66d60208147c6272462d087b20f4342635556074d086706a06668fbef01dabef8d57480

  • SSDEEP

    24576:qMyULPrDTQB2mspOLbuU0kqwlHdkngrzZlNE:vDTm2vpQuUlqwdkgrzBE

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.

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\64ffddfdb7b226084feb2a9e18045946f75e34277c7447515c6db7f1222a766a.exe
    "C:\Users\Admin\AppData\Local\Temp\64ffddfdb7b226084feb2a9e18045946f75e34277c7447515c6db7f1222a766a.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2472
    • 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\64ffddfdb7b226084feb2a9e18045946f75e34277c7447515c6db7f1222a766a.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2724
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\DfwhjreF.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2916
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\DfwhjreF" /XML "C:\Users\Admin\AppData\Local\Temp\tmp9D39.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2372
    • C:\Users\Admin\AppData\Local\Temp\64ffddfdb7b226084feb2a9e18045946f75e34277c7447515c6db7f1222a766a.exe
      "C:\Users\Admin\AppData\Local\Temp\64ffddfdb7b226084feb2a9e18045946f75e34277c7447515c6db7f1222a766a.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2584

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp9D39.tmp

    Filesize

    1KB

    MD5

    4d76d69f27d715835a615d3a7fd2d5eb

    SHA1

    76231941c30ade1bbbb60ae6226c4453f5cde306

    SHA256

    13455e3f492ceb0bf51890c8e0789db0e99aa6883b03cbc3e3e91e65a322af8c

    SHA512

    661ff6a93dc84e129c93246101e3ba0eefd39b4bb1a2187ec0e821621decd81708b08ffd9bfbea476fef1d5e2aa5dbc917b420b0180f33a2931275b7cbc6e755

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\MS1KCQSPYHEACNUWMJI4.temp

    Filesize

    7KB

    MD5

    77de2bd8241160d7a39207b4e03f07dc

    SHA1

    16c8c6a63c0d41172e9f9d96762c3d429442bbd4

    SHA256

    508d8cb89e19c00d37b39d1008543d2584e908b77857cf7d1a6668aba4395bdd

    SHA512

    13b209494730d9de079ed03987330f1f919e2062c2b779314645247b026f8f4ed8e46eacc5e74fb35e5bea54aa50a6460390e4b55a7a908ba5a5f900766e90f5

  • memory/2472-21-0x0000000004A40000-0x0000000004A80000-memory.dmp

    Filesize

    256KB

  • memory/2472-1-0x0000000074180000-0x000000007486E000-memory.dmp

    Filesize

    6.9MB

  • memory/2472-2-0x0000000004A40000-0x0000000004A80000-memory.dmp

    Filesize

    256KB

  • memory/2472-3-0x0000000000530000-0x000000000054C000-memory.dmp

    Filesize

    112KB

  • memory/2472-4-0x0000000000550000-0x000000000055E000-memory.dmp

    Filesize

    56KB

  • memory/2472-5-0x00000000005B0000-0x00000000005C4000-memory.dmp

    Filesize

    80KB

  • memory/2472-6-0x0000000005C80000-0x0000000005D02000-memory.dmp

    Filesize

    520KB

  • memory/2472-19-0x0000000074180000-0x000000007486E000-memory.dmp

    Filesize

    6.9MB

  • memory/2472-32-0x0000000074180000-0x000000007486E000-memory.dmp

    Filesize

    6.9MB

  • memory/2472-0-0x00000000001A0000-0x00000000002A0000-memory.dmp

    Filesize

    1024KB

  • memory/2584-27-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2584-20-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2584-24-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2584-25-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2584-22-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2584-29-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2584-31-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2584-39-0x0000000074180000-0x000000007486E000-memory.dmp

    Filesize

    6.9MB

  • memory/2584-41-0x0000000004BB0000-0x0000000004BF0000-memory.dmp

    Filesize

    256KB

  • memory/2584-23-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2584-44-0x0000000074180000-0x000000007486E000-memory.dmp

    Filesize

    6.9MB

  • memory/2724-35-0x0000000002160000-0x00000000021A0000-memory.dmp

    Filesize

    256KB

  • memory/2724-43-0x000000006DEB0000-0x000000006E45B000-memory.dmp

    Filesize

    5.7MB

  • memory/2724-33-0x000000006DEB0000-0x000000006E45B000-memory.dmp

    Filesize

    5.7MB

  • memory/2724-40-0x000000006DEB0000-0x000000006E45B000-memory.dmp

    Filesize

    5.7MB

  • memory/2916-34-0x000000006DEB0000-0x000000006E45B000-memory.dmp

    Filesize

    5.7MB

  • memory/2916-38-0x00000000026E0000-0x0000000002720000-memory.dmp

    Filesize

    256KB

  • memory/2916-37-0x00000000026E0000-0x0000000002720000-memory.dmp

    Filesize

    256KB

  • memory/2916-42-0x000000006DEB0000-0x000000006E45B000-memory.dmp

    Filesize

    5.7MB

  • memory/2916-36-0x00000000026E0000-0x0000000002720000-memory.dmp

    Filesize

    256KB