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Analysis

  • max time kernel
    147s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31/12/2023, 06:03

General

  • Target

    2b134be5c3d9c940c710adcf5f5e6b84.exe

  • Size

    1.1MB

  • MD5

    2b134be5c3d9c940c710adcf5f5e6b84

  • SHA1

    95342605ed928e172f42593093b75d1f5cc652f7

  • SHA256

    64a6309eb963fb0fbc26d0d1d8a370f2e9f554174a58f2e5bd254ecba31771f3

  • SHA512

    ab008cf3458337fa11fb244afe17c93ad9314922a6ea86f1e30a52db153adeeabebe5bef4d1ccc1a6b7d4cca9c450e7dc1bfedaecd233ef51b5dbe41ab495917

  • SSDEEP

    12288:EnK8jEyoS03dyvUIZbVIVZrbcemx7Y9JA226xLPNGsa9B3td3MTDS89dyP3fHvXy:E3jEyoSUgvDBIjcei7Y9g6R1g3bm

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • AgentTesla payload 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • 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 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2b134be5c3d9c940c710adcf5f5e6b84.exe
    "C:\Users\Admin\AppData\Local\Temp\2b134be5c3d9c940c710adcf5f5e6b84.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:5004
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\PaZIIm" /XML "C:\Users\Admin\AppData\Local\Temp\tmp5E19.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:3196
    • C:\Users\Admin\AppData\Local\Temp\2b134be5c3d9c940c710adcf5f5e6b84.exe
      "C:\Users\Admin\AppData\Local\Temp\2b134be5c3d9c940c710adcf5f5e6b84.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3420

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp5E19.tmp

    Filesize

    1KB

    MD5

    ccccd66bd22acdceb7523ae90a87e8b4

    SHA1

    8a3d82b2d552bf99e55e8d8e7a6760f3b5a315e6

    SHA256

    3c8a64fe2a3e5691188a198f6e1e92d942fcebf3b77bb8e5c7443506df0dd284

    SHA512

    6765da8be293794f7f35ff103246b9dd71ea8c76b6fef84b88bac2999c44c3b5e02c429574c90adbee4eaedc37071f1aefbdb9ef661132b1833219a81f5542ac

  • memory/3420-26-0x0000000005B00000-0x0000000005B10000-memory.dmp

    Filesize

    64KB

  • memory/3420-25-0x0000000074B30000-0x00000000752E0000-memory.dmp

    Filesize

    7.7MB

  • memory/3420-24-0x00000000066B0000-0x0000000006716000-memory.dmp

    Filesize

    408KB

  • memory/3420-23-0x0000000005E00000-0x0000000005E18000-memory.dmp

    Filesize

    96KB

  • memory/3420-21-0x0000000005B00000-0x0000000005B10000-memory.dmp

    Filesize

    64KB

  • memory/3420-19-0x0000000074B30000-0x00000000752E0000-memory.dmp

    Filesize

    7.7MB

  • memory/3420-18-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/5004-5-0x00000000080A0000-0x00000000080B0000-memory.dmp

    Filesize

    64KB

  • memory/5004-6-0x0000000007F60000-0x0000000007F6A000-memory.dmp

    Filesize

    40KB

  • memory/5004-10-0x00000000080A0000-0x00000000080B0000-memory.dmp

    Filesize

    64KB

  • memory/5004-11-0x0000000005D20000-0x0000000005D9E000-memory.dmp

    Filesize

    504KB

  • memory/5004-12-0x0000000005DC0000-0x0000000005DFE000-memory.dmp

    Filesize

    248KB

  • memory/5004-8-0x00000000033C0000-0x00000000033E2000-memory.dmp

    Filesize

    136KB

  • memory/5004-7-0x0000000008270000-0x00000000082C6000-memory.dmp

    Filesize

    344KB

  • memory/5004-9-0x0000000074B30000-0x00000000752E0000-memory.dmp

    Filesize

    7.7MB

  • memory/5004-1-0x0000000074B30000-0x00000000752E0000-memory.dmp

    Filesize

    7.7MB

  • memory/5004-22-0x0000000074B30000-0x00000000752E0000-memory.dmp

    Filesize

    7.7MB

  • memory/5004-4-0x00000000080E0000-0x0000000008172000-memory.dmp

    Filesize

    584KB

  • memory/5004-3-0x00000000085F0000-0x0000000008B94000-memory.dmp

    Filesize

    5.6MB

  • memory/5004-2-0x0000000007FA0000-0x000000000803C000-memory.dmp

    Filesize

    624KB

  • memory/5004-0-0x0000000000F90000-0x00000000010A4000-memory.dmp

    Filesize

    1.1MB