Analysis

  • max time kernel
    122s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20231020-en
  • resource tags

    arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system
  • submitted
    03-12-2023 10:42

General

  • Target

    7a7ff26b66d38cc6f04b3c37f6531a0ad742a1547b7bb8f13fe0f01abea834e5.exe

  • Size

    725KB

  • MD5

    ce71f6f91733f2be9c884f7b3416bfaf

  • SHA1

    0a2ad751d656b7cbb7980ca7006bb651cb9e8c92

  • SHA256

    7a7ff26b66d38cc6f04b3c37f6531a0ad742a1547b7bb8f13fe0f01abea834e5

  • SHA512

    5e280d523cdd2e8d7b563f590d626073ebb194e84ba089f0638daea86fe7e9df51af9263fde1d00bdb5820a3b08f825dccd1f3444360661151a980c70893606c

  • SSDEEP

    12288:pbdINmOTqKDENQcbMCVkmJvEIeeGBux7ANI/LhhyD+B/P8m9:F2NTqmgbM8xfeeG/NI/Lhhy+XB

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    cp5ua.hyperhost.ua
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    7213575aceACE@#$

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
  • Modifies system certificate store 2 TTPs 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7a7ff26b66d38cc6f04b3c37f6531a0ad742a1547b7bb8f13fe0f01abea834e5.exe
    "C:\Users\Admin\AppData\Local\Temp\7a7ff26b66d38cc6f04b3c37f6531a0ad742a1547b7bb8f13fe0f01abea834e5.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2184
    • C:\Users\Admin\AppData\Local\Temp\7a7ff26b66d38cc6f04b3c37f6531a0ad742a1547b7bb8f13fe0f01abea834e5.exe
      "C:\Users\Admin\AppData\Local\Temp\7a7ff26b66d38cc6f04b3c37f6531a0ad742a1547b7bb8f13fe0f01abea834e5.exe"
      2⤵
        PID:1060
      • C:\Users\Admin\AppData\Local\Temp\7a7ff26b66d38cc6f04b3c37f6531a0ad742a1547b7bb8f13fe0f01abea834e5.exe
        "C:\Users\Admin\AppData\Local\Temp\7a7ff26b66d38cc6f04b3c37f6531a0ad742a1547b7bb8f13fe0f01abea834e5.exe"
        2⤵
        • Modifies system certificate store
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2396

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015

      Filesize

      65KB

      MD5

      ac05d27423a85adc1622c714f2cb6184

      SHA1

      b0fe2b1abddb97837ea0195be70ab2ff14d43198

      SHA256

      c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

      SHA512

      6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

    • C:\Users\Admin\AppData\Local\Temp\Tar86E3.tmp

      Filesize

      171KB

      MD5

      9c0c641c06238516f27941aa1166d427

      SHA1

      64cd549fb8cf014fcd9312aa7a5b023847b6c977

      SHA256

      4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

      SHA512

      936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

    • memory/2184-0-0x00000000012E0000-0x000000000139C000-memory.dmp

      Filesize

      752KB

    • memory/2184-1-0x0000000074420000-0x0000000074B0E000-memory.dmp

      Filesize

      6.9MB

    • memory/2184-2-0x0000000004D50000-0x0000000004D90000-memory.dmp

      Filesize

      256KB

    • memory/2184-3-0x0000000000410000-0x0000000000426000-memory.dmp

      Filesize

      88KB

    • memory/2184-4-0x0000000000470000-0x0000000000478000-memory.dmp

      Filesize

      32KB

    • memory/2184-5-0x0000000000480000-0x000000000048A000-memory.dmp

      Filesize

      40KB

    • memory/2184-6-0x0000000005090000-0x000000000510E000-memory.dmp

      Filesize

      504KB

    • memory/2184-21-0x0000000074420000-0x0000000074B0E000-memory.dmp

      Filesize

      6.9MB

    • memory/2396-11-0x0000000000400000-0x0000000000444000-memory.dmp

      Filesize

      272KB

    • memory/2396-7-0x0000000000400000-0x0000000000444000-memory.dmp

      Filesize

      272KB

    • memory/2396-15-0x0000000000400000-0x0000000000444000-memory.dmp

      Filesize

      272KB

    • memory/2396-19-0x0000000000400000-0x0000000000444000-memory.dmp

      Filesize

      272KB

    • memory/2396-17-0x0000000000400000-0x0000000000444000-memory.dmp

      Filesize

      272KB

    • memory/2396-20-0x0000000074420000-0x0000000074B0E000-memory.dmp

      Filesize

      6.9MB

    • memory/2396-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

      Filesize

      4KB

    • memory/2396-22-0x00000000011D0000-0x0000000001210000-memory.dmp

      Filesize

      256KB

    • memory/2396-9-0x0000000000400000-0x0000000000444000-memory.dmp

      Filesize

      272KB

    • memory/2396-8-0x0000000000400000-0x0000000000444000-memory.dmp

      Filesize

      272KB

    • memory/2396-60-0x0000000074420000-0x0000000074B0E000-memory.dmp

      Filesize

      6.9MB

    • memory/2396-61-0x00000000011D0000-0x0000000001210000-memory.dmp

      Filesize

      256KB