Analysis

  • max time kernel
    119s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20231130-en
  • resource tags

    arch:x64arch:x86image:win7-20231130-enlocale:en-usos:windows7-x64system
  • submitted
    05-12-2023 17:55

General

  • Target

    ff36d7812f48615d477485cb66103972fb43ea3ecf70999811516d86df7107dd.exe

  • Size

    627KB

  • MD5

    34cdc050458ae8d48e010ee354c21cc5

  • SHA1

    1b4fe70c447529d3815b71eede45510066d069c6

  • SHA256

    ff36d7812f48615d477485cb66103972fb43ea3ecf70999811516d86df7107dd

  • SHA512

    3c6cdf0b2576df335611bbb61d6a104f1af2427eaf34742a215a24954adf7777bc478de60531e04ed0033ccead5dc0d05bd6146a9f2007192be532e7a2c04515

  • SSDEEP

    12288:g45+po2Yyk57sz2mygmAETW+GNxd1PeD0LFT0BBcOb4WGaGYa:D+pJLk5sqbgmAEihNx/eDUFABBZ4ara

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\ff36d7812f48615d477485cb66103972fb43ea3ecf70999811516d86df7107dd.exe
    "C:\Users\Admin\AppData\Local\Temp\ff36d7812f48615d477485cb66103972fb43ea3ecf70999811516d86df7107dd.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2372
    • 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\ff36d7812f48615d477485cb66103972fb43ea3ecf70999811516d86df7107dd.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2056
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\RwVaiNmLCN.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2756
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\RwVaiNmLCN" /XML "C:\Users\Admin\AppData\Local\Temp\tmp496F.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2040
    • C:\Users\Admin\AppData\Local\Temp\ff36d7812f48615d477485cb66103972fb43ea3ecf70999811516d86df7107dd.exe
      "C:\Users\Admin\AppData\Local\Temp\ff36d7812f48615d477485cb66103972fb43ea3ecf70999811516d86df7107dd.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2748

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp496F.tmp

    Filesize

    1KB

    MD5

    6bfcd33267eb07f66da25f7fb962f827

    SHA1

    5fc3bb65412534a6ebe6193ad50a6a0223e23513

    SHA256

    799026bd2a169293ce42677b31d93ab012a9528e1cc225c1c509bcf40acc5d9c

    SHA512

    4c776cb9c0d854354010f312f120abe8e9d83c43576fc527ad6e93892b167b76eec0252802b59d003574b0362bd05c2fc5cde193bc40124d5ab92f3daffda4bd

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\0JV6L5V6HI7LACEV3PBM.temp

    Filesize

    7KB

    MD5

    5e9c2c65d2d9db7e3ee5c00cd7692a44

    SHA1

    f6495f48e593b2add480f965c10d3ac19ceccbbe

    SHA256

    31589bcb5aa1f392d277d7117b3e2ab746bd8b5ed5ce166446f3a6490a5afc10

    SHA512

    cf6b847363b1ce7354358a3c2631826c449e18f4e75be094a85c180fd57d25308f556945eba485cbda4dcff5a949b657b46ca7b356da0414b856bddb713ff34b

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

    Filesize

    7KB

    MD5

    5e9c2c65d2d9db7e3ee5c00cd7692a44

    SHA1

    f6495f48e593b2add480f965c10d3ac19ceccbbe

    SHA256

    31589bcb5aa1f392d277d7117b3e2ab746bd8b5ed5ce166446f3a6490a5afc10

    SHA512

    cf6b847363b1ce7354358a3c2631826c449e18f4e75be094a85c180fd57d25308f556945eba485cbda4dcff5a949b657b46ca7b356da0414b856bddb713ff34b

  • memory/2056-43-0x000000006CE90000-0x000000006D43B000-memory.dmp

    Filesize

    5.7MB

  • memory/2056-41-0x0000000002AC0000-0x0000000002B00000-memory.dmp

    Filesize

    256KB

  • memory/2056-42-0x0000000002AC0000-0x0000000002B00000-memory.dmp

    Filesize

    256KB

  • memory/2056-37-0x000000006CE90000-0x000000006D43B000-memory.dmp

    Filesize

    5.7MB

  • memory/2056-35-0x0000000002AC0000-0x0000000002B00000-memory.dmp

    Filesize

    256KB

  • memory/2056-34-0x000000006CE90000-0x000000006D43B000-memory.dmp

    Filesize

    5.7MB

  • memory/2372-30-0x0000000074910000-0x0000000074FFE000-memory.dmp

    Filesize

    6.9MB

  • memory/2372-6-0x0000000005D60000-0x0000000005DDA000-memory.dmp

    Filesize

    488KB

  • memory/2372-1-0x0000000074910000-0x0000000074FFE000-memory.dmp

    Filesize

    6.9MB

  • memory/2372-2-0x0000000004D50000-0x0000000004D90000-memory.dmp

    Filesize

    256KB

  • memory/2372-3-0x0000000000340000-0x0000000000358000-memory.dmp

    Filesize

    96KB

  • memory/2372-4-0x0000000000320000-0x0000000000328000-memory.dmp

    Filesize

    32KB

  • memory/2372-5-0x0000000000360000-0x000000000036A000-memory.dmp

    Filesize

    40KB

  • memory/2372-0-0x0000000001350000-0x00000000013F2000-memory.dmp

    Filesize

    648KB

  • memory/2748-27-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2748-24-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2748-32-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2748-29-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2748-19-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2748-45-0x0000000074910000-0x0000000074FFE000-memory.dmp

    Filesize

    6.9MB

  • memory/2748-25-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2748-21-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2748-23-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2748-40-0x0000000074910000-0x0000000074FFE000-memory.dmp

    Filesize

    6.9MB

  • memory/2756-33-0x000000006CE90000-0x000000006D43B000-memory.dmp

    Filesize

    5.7MB

  • memory/2756-39-0x00000000026D0000-0x0000000002710000-memory.dmp

    Filesize

    256KB

  • memory/2756-44-0x000000006CE90000-0x000000006D43B000-memory.dmp

    Filesize

    5.7MB

  • memory/2756-38-0x00000000026D0000-0x0000000002710000-memory.dmp

    Filesize

    256KB

  • memory/2756-36-0x000000006CE90000-0x000000006D43B000-memory.dmp

    Filesize

    5.7MB