Analysis

  • max time kernel
    122s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20231130-en
  • resource tags

    arch:x64arch:x86image:win7-20231130-enlocale:en-usos:windows7-x64system
  • submitted
    06-12-2023 11:26

General

  • Target

    9c14e179b7872b05d1b4f31d4fc7ffe738437a0036928c26b54b79ba3d08cfc5.exe

  • Size

    241KB

  • MD5

    b8c72956fdaacc8311f27e53a484b746

  • SHA1

    1562425d36b0eb9dc5802f13a5f633a771fffb49

  • SHA256

    9c14e179b7872b05d1b4f31d4fc7ffe738437a0036928c26b54b79ba3d08cfc5

  • SHA512

    69191e3fec2f86b3df204a80463205d7485d7a14796e197c8daf39025c5f5e82beb9a4f7f4e9cf21f575375da26e4e5d50a834be9e76c1a7be88c9df835d6f1f

  • SSDEEP

    3072:GTWPRtJ9x18YgRN0+cB+aS3kala3P9cTl501I8gkRs:aSRtJ9x18YgRN0+cw0ala31cT189R

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.mtsfashionltd.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    7D!0DIc!$iLP

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 2 IoCs

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

  • Modifies system certificate store 2 TTPs 6 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9c14e179b7872b05d1b4f31d4fc7ffe738437a0036928c26b54b79ba3d08cfc5.exe
    "C:\Users\Admin\AppData\Local\Temp\9c14e179b7872b05d1b4f31d4fc7ffe738437a0036928c26b54b79ba3d08cfc5.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    PID:940

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\LocalLow\Microsoft\CryptnetUrlCache\Content\F0ACCF77CDCBFF39F6191887F6D2D357

    Filesize

    1KB

    MD5

    a266bb7dcc38a562631361bbf61dd11b

    SHA1

    3b1efd3a66ea28b16697394703a72ca340a05bd5

    SHA256

    df545bf919a2439c36983b54cdfc903dfa4f37d3996d8d84b4c31eec6f3c163e

    SHA512

    0da8ef4f8f6ed3d16d2bc8eb816b9e6e1345dfe2d91160196c47e6149a1d6aedaafadcefd66acdea7f72dcf0832770192ceac15b0c559c4ccc2c0e5581d5aefc

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

    Filesize

    344B

    MD5

    6e4f27dd757be5bf773cc62431df2130

    SHA1

    c025585db3b32859fa04a5839aaf49d57d68a9d6

    SHA256

    1ef9a2b15628a214261977514161c5237f88e9479cb70b14a8fb21a138622289

    SHA512

    e43d292dc829f29360f3893109217845b5a383582684299fc7c8a9aeba425028f86c210f005f08423eb6461e1eead92a6c1fe18370d0c06c9d9ee4c3696f97d1

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\F0ACCF77CDCBFF39F6191887F6D2D357

    Filesize

    242B

    MD5

    f85c624a857d386d3d2c0e45b48b4a04

    SHA1

    ff4f4d1daeb466ea046ed2647e9993642b51d6af

    SHA256

    fbef1a0559d6ba3251765b17e752afae2958aaf4bd8670f71995b2b87eb1935b

    SHA512

    d73a84ecf0a13ec9214a1f218cae7b1121eb3bd15fb67109f79020e332fefb30d5a3c7f8a4814be1f2b774b5a98bad5dbb33b9c36cc0484f5f93ef1dda15f324

  • C:\Users\Admin\AppData\Local\Temp\Tar22F1.tmp

    Filesize

    171KB

    MD5

    9c0c641c06238516f27941aa1166d427

    SHA1

    64cd549fb8cf014fcd9312aa7a5b023847b6c977

    SHA256

    4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

    SHA512

    936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

  • memory/940-0-0x0000000000DD0000-0x0000000000E12000-memory.dmp

    Filesize

    264KB

  • memory/940-1-0x0000000074340000-0x0000000074A2E000-memory.dmp

    Filesize

    6.9MB

  • memory/940-2-0x00000000003B0000-0x00000000003F0000-memory.dmp

    Filesize

    256KB

  • memory/940-89-0x0000000074340000-0x0000000074A2E000-memory.dmp

    Filesize

    6.9MB

  • memory/940-90-0x00000000003B0000-0x00000000003F0000-memory.dmp

    Filesize

    256KB