Analysis

  • max time kernel
    118s
  • max time network
    152s
  • platform
    windows7_x64
  • resource
    win7-20231023-en
  • resource tags

    arch:x64arch:x86image:win7-20231023-enlocale:en-usos:windows7-x64system
  • submitted
    04-12-2023 04:26

General

  • Target

    Advice Ref.[G91222721471].exe

  • Size

    635KB

  • MD5

    acd04306f9838fb1b154c2a42e072ef5

  • SHA1

    5fb94f6e77ecd9f3f3baa523f332bd5c75db73ac

  • SHA256

    201b3143e9e4ba28c3dacba060233db540cce934825d05f91165bc50a3e2c996

  • SHA512

    26eca6161dc3ae0ff08791c9f76bffc86a543bc1a9115e87417a4abad56762dabe8a7c6f80d694ac414fcd0257e47fc9eaac401aaaaafff0922fcec28dacdf93

  • SSDEEP

    12288:+a45+po2d1pgIyS8+YI6fELRCQce6S5cJc4ZuNqFsU8dZE:+5+pJrISm3sLRCHFMcC3NksU8dS

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.dmsinnovative.ro
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Haftasar23

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
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Advice Ref.[G91222721471].exe
    "C:\Users\Admin\AppData\Local\Temp\Advice Ref.[G91222721471].exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2124
    • C:\Users\Admin\AppData\Local\Temp\Advice Ref.[G91222721471].exe
      "C:\Users\Admin\AppData\Local\Temp\Advice Ref.[G91222721471].exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2772

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\Tar1CC.tmp

    Filesize

    171KB

    MD5

    9c0c641c06238516f27941aa1166d427

    SHA1

    64cd549fb8cf014fcd9312aa7a5b023847b6c977

    SHA256

    4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

    SHA512

    936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

  • memory/2124-21-0x0000000074530000-0x0000000074C1E000-memory.dmp

    Filesize

    6.9MB

  • memory/2124-0-0x0000000000BD0000-0x0000000000C74000-memory.dmp

    Filesize

    656KB

  • memory/2124-2-0x0000000004970000-0x00000000049B0000-memory.dmp

    Filesize

    256KB

  • memory/2124-3-0x0000000000530000-0x0000000000548000-memory.dmp

    Filesize

    96KB

  • memory/2124-4-0x0000000000560000-0x0000000000568000-memory.dmp

    Filesize

    32KB

  • memory/2124-5-0x0000000000670000-0x000000000067A000-memory.dmp

    Filesize

    40KB

  • memory/2124-6-0x0000000004970000-0x00000000049B0000-memory.dmp

    Filesize

    256KB

  • memory/2124-7-0x0000000004D20000-0x0000000004D9C000-memory.dmp

    Filesize

    496KB

  • memory/2124-1-0x0000000074530000-0x0000000074C1E000-memory.dmp

    Filesize

    6.9MB

  • memory/2772-12-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2772-14-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2772-16-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2772-18-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2772-20-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2772-13-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2772-22-0x0000000074530000-0x0000000074C1E000-memory.dmp

    Filesize

    6.9MB

  • memory/2772-23-0x0000000002290000-0x00000000022D0000-memory.dmp

    Filesize

    256KB

  • memory/2772-10-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2772-8-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2772-61-0x0000000074530000-0x0000000074C1E000-memory.dmp

    Filesize

    6.9MB

  • memory/2772-62-0x0000000002290000-0x00000000022D0000-memory.dmp

    Filesize

    256KB