Analysis

  • max time kernel
    147s
  • max time network
    124s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    15-09-2021 07:34

General

  • Target

    Swift Copy.exe

  • Size

    797KB

  • MD5

    f4e3db4de0dfb56c9ce9a90a597914ad

  • SHA1

    f14504642cff022e5edb1709bff3ba799f683c24

  • SHA256

    7fcc227a274b3d5e1490799223181c246178a676b12de3c1c59d6a5d675febb7

  • SHA512

    c5914f96debcecf426467a708ddd03e73e635d11c66aad9a7460c60a08f50e6aeed0d5ca7401527380c861ab398ca400b3d5622bf0c3b16acdf5427e03572269

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.diva-italia.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    rr.@%5LjgLz7

Signatures

  • AgentTesla

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

  • AgentTesla Payload 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • 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 3 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Swift Copy.exe
    "C:\Users\Admin\AppData\Local\Temp\Swift Copy.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:664
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\JNZVRO" /XML "C:\Users\Admin\AppData\Local\Temp\tmp4084.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:3580
    • C:\Users\Admin\AppData\Local\Temp\Swift Copy.exe
      "{path}"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2012
      • C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
        dw20.exe -x -s 708
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3284

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0_32\UsageLogs\Swift Copy.exe.log

    MD5

    5e7bb97636a484b5a87e60373614279a

    SHA1

    36bfdec32eedb141a4a106d89a453326f62593ee

    SHA256

    12ed6e1df2c57556c59dfd6630fd454a9df76166f340c41ee6bc54d98e709e20

    SHA512

    448c62d538e646045d7315ff902b86f614e2dc1eb0959c22c6618fd2c8767c330d24692357559310e6b55b0c35415a14a6ab2d6d9b8d2a03186949b97190fd56

  • C:\Users\Admin\AppData\Local\Temp\tmp4084.tmp

    MD5

    2d0977734e771cd7ef557057bf9e3d2a

    SHA1

    8ea9d61630c71636df8ad595efe0ad22d6b22894

    SHA256

    c1243551fb1fb0df1db0ca4cad8bcf43a8c7fa7ad2e068e46b275fddc8798b13

    SHA512

    e85a6b6e05d5f3b9d376399e755c19201a9e066c2abec5cfb249c4cbef7b9af6e47e61bcb1416ee69610855c5c485265eeaf3659cff5db2dbcbdbd10b99b02f2

  • memory/664-114-0x0000000002C40000-0x0000000002C41000-memory.dmp

    Filesize

    4KB

  • memory/664-115-0x0000000002C41000-0x0000000002C42000-memory.dmp

    Filesize

    4KB

  • memory/2012-118-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/2012-119-0x000000000043761E-mapping.dmp

  • memory/2012-122-0x0000000002B00000-0x0000000002B01000-memory.dmp

    Filesize

    4KB

  • memory/3284-121-0x0000000000000000-mapping.dmp

  • memory/3580-116-0x0000000000000000-mapping.dmp