Analysis

  • max time kernel
    91s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231201-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231201-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08-12-2023 02:28

General

  • Target

    ddf715cc498c5415d1537e29b5f9ce5675d23ecda1107fb25d70d517e1385cce.exe

  • Size

    430KB

  • MD5

    ce4d9bc9c425d82622bb341ca1cdf172

  • SHA1

    f4f0be627f02567e8724763ae4288875a6716887

  • SHA256

    ddf715cc498c5415d1537e29b5f9ce5675d23ecda1107fb25d70d517e1385cce

  • SHA512

    c65ae729167902aad9b6e069ddb79cd265e71cd3a7dd7c3e7a281bdd0647855f84a25e823202d5c9ccab47f17a6c286d1fbfdcca9aa069e83c81348f45fc6ba2

  • SSDEEP

    6144:16jvs0FpwPBetM3JUlG0vK7Ihj/Tn5aC259Y83wgDeEZ/LnZsKD2FoW3ZpicfaII:16jvs07CeCJ6xCKjjIT/YuwiADZp/t1

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    server1.sqsendy.shop
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    O4{S#5MLFM!Z

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.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • 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 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ddf715cc498c5415d1537e29b5f9ce5675d23ecda1107fb25d70d517e1385cce.exe
    "C:\Users\Admin\AppData\Local\Temp\ddf715cc498c5415d1537e29b5f9ce5675d23ecda1107fb25d70d517e1385cce.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1448
    • C:\Users\Admin\AppData\Local\Temp\ddf715cc498c5415d1537e29b5f9ce5675d23ecda1107fb25d70d517e1385cce.exe
      C:\Users\Admin\AppData\Local\Temp\ddf715cc498c5415d1537e29b5f9ce5675d23ecda1107fb25d70d517e1385cce.exe
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:5060

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\ddf715cc498c5415d1537e29b5f9ce5675d23ecda1107fb25d70d517e1385cce.exe.log

    Filesize

    927B

    MD5

    4a911455784f74e368a4c2c7876d76f4

    SHA1

    a1700a0849ffb4f26671eb76da2489946b821c34

    SHA256

    264098e15b5b33d425f3b76e45b7976b58f917048125041135f7e60d8151108c

    SHA512

    4617591400409e1930195795a55e20d5f063042bb3e9fd1955099066e507b6ac8a1e3ae54cc42418e2639149b31bf7e58cd5743670d9030a15e29f14d813815d

  • memory/1448-13-0x0000000074570000-0x0000000074D20000-memory.dmp

    Filesize

    7.7MB

  • memory/1448-1-0x0000000074570000-0x0000000074D20000-memory.dmp

    Filesize

    7.7MB

  • memory/1448-0-0x00000000008E0000-0x000000000094E000-memory.dmp

    Filesize

    440KB

  • memory/1448-4-0x0000000005380000-0x00000000053DA000-memory.dmp

    Filesize

    360KB

  • memory/1448-5-0x0000000005330000-0x0000000005372000-memory.dmp

    Filesize

    264KB

  • memory/1448-6-0x00000000053E0000-0x0000000005420000-memory.dmp

    Filesize

    256KB

  • memory/1448-7-0x0000000005430000-0x000000000547C000-memory.dmp

    Filesize

    304KB

  • memory/1448-8-0x0000000005AA0000-0x0000000006044000-memory.dmp

    Filesize

    5.6MB

  • memory/1448-3-0x00000000052B0000-0x0000000005308000-memory.dmp

    Filesize

    352KB

  • memory/1448-2-0x0000000005370000-0x0000000005380000-memory.dmp

    Filesize

    64KB

  • memory/5060-21-0x0000000074570000-0x0000000074D20000-memory.dmp

    Filesize

    7.7MB

  • memory/5060-14-0x0000000074570000-0x0000000074D20000-memory.dmp

    Filesize

    7.7MB

  • memory/5060-15-0x0000000004E10000-0x0000000004E20000-memory.dmp

    Filesize

    64KB

  • memory/5060-16-0x0000000004F20000-0x0000000004F86000-memory.dmp

    Filesize

    408KB

  • memory/5060-17-0x0000000006660000-0x00000000066B0000-memory.dmp

    Filesize

    320KB

  • memory/5060-18-0x0000000006750000-0x00000000067EC000-memory.dmp

    Filesize

    624KB

  • memory/5060-19-0x00000000067F0000-0x0000000006882000-memory.dmp

    Filesize

    584KB

  • memory/5060-20-0x0000000006710000-0x000000000671A000-memory.dmp

    Filesize

    40KB

  • memory/5060-10-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB