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Resubmissions

20/02/2024, 01:57

240220-cc95sshg44 10

20/02/2024, 01:54

240220-cbjlfshf93 10

Analysis

  • max time kernel
    119s
  • max time network
    146s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    20/02/2024, 01:54

General

  • Target

    72206ef3ffece5fca5dba4182cc13dab225d80896d1702163265614dd17ecf1a.exe

  • Size

    705KB

  • MD5

    8ecbb2c7f6a96c777b9c1006de504489

  • SHA1

    89c724cba92a147adacc47db58d2d6ab56e4d9b4

  • SHA256

    72206ef3ffece5fca5dba4182cc13dab225d80896d1702163265614dd17ecf1a

  • SHA512

    276f142028f03e51efd840ee85824fd0583737b67c0c8e0b92fe9d70f89555e06bf3414c24feeafb0a5179214e0384fb908257af0be2b6f7352391b592678388

  • SSDEEP

    12288:6JdKUSmPwRYnOELz89Lc/OiG+kNajkdzVQO6hdFZd+SlJa+wlXthAGR83Gv4R+DS:wdKUSmP0Y74Q/OnACqbdFX+eaXjCGR88

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.ssipae.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Kamikase333

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 3 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • 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\72206ef3ffece5fca5dba4182cc13dab225d80896d1702163265614dd17ecf1a.exe
    "C:\Users\Admin\AppData\Local\Temp\72206ef3ffece5fca5dba4182cc13dab225d80896d1702163265614dd17ecf1a.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:312
    • C:\Users\Admin\AppData\Local\Temp\72206ef3ffece5fca5dba4182cc13dab225d80896d1702163265614dd17ecf1a.exe
      "C:\Users\Admin\AppData\Local\Temp\72206ef3ffece5fca5dba4182cc13dab225d80896d1702163265614dd17ecf1a.exe"
      2⤵
        PID:2496
      • C:\Users\Admin\AppData\Local\Temp\72206ef3ffece5fca5dba4182cc13dab225d80896d1702163265614dd17ecf1a.exe
        "C:\Users\Admin\AppData\Local\Temp\72206ef3ffece5fca5dba4182cc13dab225d80896d1702163265614dd17ecf1a.exe"
        2⤵
        • Modifies system certificate store
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2664

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\Cab8E6C.tmp

      Filesize

      65KB

      MD5

      ac05d27423a85adc1622c714f2cb6184

      SHA1

      b0fe2b1abddb97837ea0195be70ab2ff14d43198

      SHA256

      c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

      SHA512

      6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

    • C:\Users\Admin\AppData\Local\Temp\Tar8E7F.tmp

      Filesize

      171KB

      MD5

      9c0c641c06238516f27941aa1166d427

      SHA1

      64cd549fb8cf014fcd9312aa7a5b023847b6c977

      SHA256

      4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

      SHA512

      936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

    • memory/312-0-0x0000000001090000-0x0000000001146000-memory.dmp

      Filesize

      728KB

    • memory/312-1-0x00000000745D0000-0x0000000074CBE000-memory.dmp

      Filesize

      6.9MB

    • memory/312-2-0x00000000005F0000-0x0000000000630000-memory.dmp

      Filesize

      256KB

    • memory/312-3-0x0000000000A10000-0x0000000000A2C000-memory.dmp

      Filesize

      112KB

    • memory/312-4-0x0000000000A30000-0x0000000000A42000-memory.dmp

      Filesize

      72KB

    • memory/312-5-0x0000000005240000-0x00000000052C6000-memory.dmp

      Filesize

      536KB

    • memory/312-19-0x00000000745D0000-0x0000000074CBE000-memory.dmp

      Filesize

      6.9MB

    • memory/2664-17-0x0000000000400000-0x0000000000444000-memory.dmp

      Filesize

      272KB

    • memory/2664-6-0x0000000000400000-0x0000000000444000-memory.dmp

      Filesize

      272KB

    • memory/2664-15-0x0000000000400000-0x0000000000444000-memory.dmp

      Filesize

      272KB

    • memory/2664-18-0x00000000745D0000-0x0000000074CBE000-memory.dmp

      Filesize

      6.9MB

    • memory/2664-20-0x0000000000ED0000-0x0000000000F10000-memory.dmp

      Filesize

      256KB

    • memory/2664-10-0x0000000000400000-0x0000000000444000-memory.dmp

      Filesize

      272KB

    • memory/2664-13-0x0000000000400000-0x0000000000444000-memory.dmp

      Filesize

      272KB

    • memory/2664-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

      Filesize

      4KB

    • memory/2664-7-0x0000000000400000-0x0000000000444000-memory.dmp

      Filesize

      272KB

    • memory/2664-8-0x0000000000400000-0x0000000000444000-memory.dmp

      Filesize

      272KB

    • memory/2664-55-0x00000000745D0000-0x0000000074CBE000-memory.dmp

      Filesize

      6.9MB

    • memory/2664-56-0x0000000000ED0000-0x0000000000F10000-memory.dmp

      Filesize

      256KB