Analysis

  • max time kernel
    119s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20231201-en
  • resource tags

    arch:x64arch:x86image:win7-20231201-enlocale:en-usos:windows7-x64system
  • submitted
    05-12-2023 18:16

General

  • Target

    fda6a19a5be3d7cdb1c894afa2b2b47bf7ce53c4ed27ba6d50035fe07046f076exe.exe

  • Size

    642KB

  • MD5

    8f6e32020ff43045b2167852d84e54a3

  • SHA1

    7b58b87ffdf0ff255451a178204934a2eb2e215c

  • SHA256

    fda6a19a5be3d7cdb1c894afa2b2b47bf7ce53c4ed27ba6d50035fe07046f076

  • SHA512

    a029dc4ba9039bac202616b1b1e2772bcbed35c499a022f6a5f038676df56913a03d92401c4c26b495f56bf2d38f513b0c7c1e32b0a39237edf4cf618082ba66

  • SSDEEP

    12288:t45+po2KVqLle12KbhMsXj/aVZbKCLMya+VRB4SmL2EoSbpXNvLVslIqh:Y+pJKaQ12sMsXIBLpRIL3dFVslI

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.

  • 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 16 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fda6a19a5be3d7cdb1c894afa2b2b47bf7ce53c4ed27ba6d50035fe07046f076exe.exe
    "C:\Users\Admin\AppData\Local\Temp\fda6a19a5be3d7cdb1c894afa2b2b47bf7ce53c4ed27ba6d50035fe07046f076exe.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2068
    • 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\fda6a19a5be3d7cdb1c894afa2b2b47bf7ce53c4ed27ba6d50035fe07046f076exe.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2720
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\hHSNKkRCjf.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2892
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\hHSNKkRCjf" /XML "C:\Users\Admin\AppData\Local\Temp\tmp9F6B.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2996
    • C:\Users\Admin\AppData\Local\Temp\fda6a19a5be3d7cdb1c894afa2b2b47bf7ce53c4ed27ba6d50035fe07046f076exe.exe
      "C:\Users\Admin\AppData\Local\Temp\fda6a19a5be3d7cdb1c894afa2b2b47bf7ce53c4ed27ba6d50035fe07046f076exe.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2636

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp9F6B.tmp

    Filesize

    1KB

    MD5

    06816f6fd2fef398cdedf1f3e411db83

    SHA1

    b34661b60f47d17dd8d053f7c3b8a03f4e908973

    SHA256

    801cd1cbaf8c6abe38fa4d746195faa42d5bfe853cb14b466631e77cc39d0d53

    SHA512

    5e8f1cc1315c2468f663f4242474eeebb4857cb23c78f089e4d32fab9f1e0e2626d6857df8979eb759a15ad0bb5fe1379eff24e7d6ff15b864533deb3461ae25

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\5QGN893AHP2EL2T9O55K.temp

    Filesize

    7KB

    MD5

    899fb2065f108ccde60f9e6e88109755

    SHA1

    dec5a6ab762b5909d2d87cb6707f53647198a5e6

    SHA256

    ace76d8ed991aa2c0c9600df75d799fb5f47731d040d53313c4e589f1e4c0d12

    SHA512

    3e8e91e1f715482cbae2d7d4f7f86d6a2f2e7bb50295a7e623057dd48da75484a5827c7263c3bb9c144637760f3f678ab1cd6b5adb573cf39fb078566358b9ce

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

    Filesize

    7KB

    MD5

    899fb2065f108ccde60f9e6e88109755

    SHA1

    dec5a6ab762b5909d2d87cb6707f53647198a5e6

    SHA256

    ace76d8ed991aa2c0c9600df75d799fb5f47731d040d53313c4e589f1e4c0d12

    SHA512

    3e8e91e1f715482cbae2d7d4f7f86d6a2f2e7bb50295a7e623057dd48da75484a5827c7263c3bb9c144637760f3f678ab1cd6b5adb573cf39fb078566358b9ce

  • memory/2068-3-0x00000000004B0000-0x00000000004C8000-memory.dmp

    Filesize

    96KB

  • memory/2068-4-0x0000000000620000-0x0000000000628000-memory.dmp

    Filesize

    32KB

  • memory/2068-5-0x0000000000630000-0x000000000063A000-memory.dmp

    Filesize

    40KB

  • memory/2068-6-0x0000000005C30000-0x0000000005CAC000-memory.dmp

    Filesize

    496KB

  • memory/2068-7-0x0000000074B00000-0x00000000751EE000-memory.dmp

    Filesize

    6.9MB

  • memory/2068-8-0x0000000000B50000-0x0000000000B90000-memory.dmp

    Filesize

    256KB

  • memory/2068-1-0x0000000074B00000-0x00000000751EE000-memory.dmp

    Filesize

    6.9MB

  • memory/2068-2-0x0000000000B50000-0x0000000000B90000-memory.dmp

    Filesize

    256KB

  • memory/2068-0-0x0000000000DD0000-0x0000000000E76000-memory.dmp

    Filesize

    664KB

  • memory/2068-34-0x0000000074B00000-0x00000000751EE000-memory.dmp

    Filesize

    6.9MB

  • memory/2636-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2636-40-0x0000000074B00000-0x00000000751EE000-memory.dmp

    Filesize

    6.9MB

  • memory/2636-25-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2636-23-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2636-29-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2636-31-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2636-33-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2636-21-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2636-48-0x0000000004AC0000-0x0000000004B00000-memory.dmp

    Filesize

    256KB

  • memory/2636-47-0x0000000074B00000-0x00000000751EE000-memory.dmp

    Filesize

    6.9MB

  • memory/2636-41-0x0000000004AC0000-0x0000000004B00000-memory.dmp

    Filesize

    256KB

  • memory/2636-24-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2720-38-0x000000006D0C0000-0x000000006D66B000-memory.dmp

    Filesize

    5.7MB

  • memory/2720-42-0x0000000002C00000-0x0000000002C40000-memory.dmp

    Filesize

    256KB

  • memory/2720-44-0x0000000002C00000-0x0000000002C40000-memory.dmp

    Filesize

    256KB

  • memory/2720-45-0x000000006D0C0000-0x000000006D66B000-memory.dmp

    Filesize

    5.7MB

  • memory/2720-36-0x000000006D0C0000-0x000000006D66B000-memory.dmp

    Filesize

    5.7MB

  • memory/2892-39-0x000000006D0C0000-0x000000006D66B000-memory.dmp

    Filesize

    5.7MB

  • memory/2892-37-0x00000000026E0000-0x0000000002720000-memory.dmp

    Filesize

    256KB

  • memory/2892-43-0x00000000026E0000-0x0000000002720000-memory.dmp

    Filesize

    256KB

  • memory/2892-46-0x000000006D0C0000-0x000000006D66B000-memory.dmp

    Filesize

    5.7MB

  • memory/2892-35-0x000000006D0C0000-0x000000006D66B000-memory.dmp

    Filesize

    5.7MB