Analysis

  • max time kernel
    121s
  • max time network
    143s
  • platform
    windows7_x64
  • resource
    win7-20231023-en
  • resource tags

    arch:x64arch:x86image:win7-20231023-enlocale:en-usos:windows7-x64system
  • submitted
    07-12-2023 02:27

General

  • Target

    eb19924832dd33b6fe9d20c11dbd1a864affa2a2bd82453c2881ba4de1337893.exe

  • Size

    675KB

  • MD5

    4c1c7d4bc8e0ca126f09aaca64cedd98

  • SHA1

    2e067f48bb321dc8f29284990ac78d27b5d53689

  • SHA256

    eb19924832dd33b6fe9d20c11dbd1a864affa2a2bd82453c2881ba4de1337893

  • SHA512

    9ae8ad3d841e93f0bb2eddc2f5acb0815de31dc9375c9f0c8fc282839097f8af94f6f7161e97093b506280a61a08db5f658b19a1217cedc7007169e3c74fb515

  • SSDEEP

    12288:OnaIULtH/wKm9JqSvYyxVPrZLdi2bdgvkBotHln4uvwwIFcF61Gq:OnIeKMLrVzqM9SL4O61T

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.privateemail.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Facebook123.

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.

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

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

  • 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 10 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\eb19924832dd33b6fe9d20c11dbd1a864affa2a2bd82453c2881ba4de1337893.exe
    "C:\Users\Admin\AppData\Local\Temp\eb19924832dd33b6fe9d20c11dbd1a864affa2a2bd82453c2881ba4de1337893.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2892
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\yJkbfCndqxN.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2784
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\yJkbfCndqxN" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF058.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2592
    • C:\Users\Admin\AppData\Local\Temp\eb19924832dd33b6fe9d20c11dbd1a864affa2a2bd82453c2881ba4de1337893.exe
      "C:\Users\Admin\AppData\Local\Temp\eb19924832dd33b6fe9d20c11dbd1a864affa2a2bd82453c2881ba4de1337893.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2548

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\Tar1E41.tmp

    Filesize

    171KB

    MD5

    9c0c641c06238516f27941aa1166d427

    SHA1

    64cd549fb8cf014fcd9312aa7a5b023847b6c977

    SHA256

    4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

    SHA512

    936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

  • C:\Users\Admin\AppData\Local\Temp\tmpF058.tmp

    Filesize

    1KB

    MD5

    e819ee6dd440c05712f260a0b38bc2f3

    SHA1

    1da28fcbebb342b18dd7a2b68e24bd4300296a04

    SHA256

    ca0733baa72a52fb8e50781c1c8e5a40b342664b9dbcc429fbc2773fd6844eed

    SHA512

    b668c1a4eec81bddc8b6fc0fea261849283ed981cf48fd7ccf8265372abd819e47c81e4e218b17c6e4faddb1d433f4bf1cd6fc61ed72442e53f79eb04fee1bed

  • memory/2548-33-0x0000000074B80000-0x000000007526E000-memory.dmp

    Filesize

    6.9MB

  • memory/2548-27-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2548-76-0x00000000023B0000-0x00000000023F0000-memory.dmp

    Filesize

    256KB

  • memory/2548-75-0x0000000074B80000-0x000000007526E000-memory.dmp

    Filesize

    6.9MB

  • memory/2548-29-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2548-25-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2548-23-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2548-16-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2548-18-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2548-20-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2548-21-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2784-32-0x000000006DB30000-0x000000006E0DB000-memory.dmp

    Filesize

    5.7MB

  • memory/2784-37-0x000000006DB30000-0x000000006E0DB000-memory.dmp

    Filesize

    5.7MB

  • memory/2784-36-0x0000000002690000-0x00000000026D0000-memory.dmp

    Filesize

    256KB

  • memory/2784-35-0x0000000002690000-0x00000000026D0000-memory.dmp

    Filesize

    256KB

  • memory/2784-34-0x0000000002690000-0x00000000026D0000-memory.dmp

    Filesize

    256KB

  • memory/2784-31-0x000000006DB30000-0x000000006E0DB000-memory.dmp

    Filesize

    5.7MB

  • memory/2892-30-0x0000000074B80000-0x000000007526E000-memory.dmp

    Filesize

    6.9MB

  • memory/2892-0-0x0000000000A30000-0x0000000000ADE000-memory.dmp

    Filesize

    696KB

  • memory/2892-3-0x0000000000590000-0x00000000005A6000-memory.dmp

    Filesize

    88KB

  • memory/2892-7-0x0000000074B80000-0x000000007526E000-memory.dmp

    Filesize

    6.9MB

  • memory/2892-4-0x0000000000640000-0x0000000000648000-memory.dmp

    Filesize

    32KB

  • memory/2892-8-0x0000000004B10000-0x0000000004B50000-memory.dmp

    Filesize

    256KB

  • memory/2892-2-0x0000000004B10000-0x0000000004B50000-memory.dmp

    Filesize

    256KB

  • memory/2892-1-0x0000000074B80000-0x000000007526E000-memory.dmp

    Filesize

    6.9MB

  • memory/2892-6-0x0000000005C50000-0x0000000005CD8000-memory.dmp

    Filesize

    544KB

  • memory/2892-5-0x0000000000650000-0x000000000065A000-memory.dmp

    Filesize

    40KB