Analysis

  • max time kernel
    139s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231130-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231130-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11-12-2023 08:04

General

  • Target

    PO_CW2809670-A & CW201.exe

  • Size

    692KB

  • MD5

    ec59f33a40cb24a54821021d67b6543c

  • SHA1

    8355050b3f94dde1146b80a74ded12ee42ce8f22

  • SHA256

    64140612ad5497b44f9ec5b6b65013f817cd4db10171ee66e88a7ce721597b30

  • SHA512

    d99e69f8d387cfdc84c4327aff3231730eecc971d82494127a253222694d777e0061f88ad23029e70d1e08ae5d890db9f6e50df4a95e113ac8c78227ecf31be5

  • SSDEEP

    12288:v3IU8S6eUdECv21YSLLx6jIVd2PkEkxkvjNm8wk6zySgd/QXGpdWsQ8JMk7r5:fItSAdECvCxLxHd2dvjAkjVQXGDtRn5

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    nl10.nlkoddos.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Myname321@

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Detect ZGRat V1 1 IoCs
  • ZGRat

    ZGRat is remote access trojan written in C#.

  • 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 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\PO_CW2809670-A & CW201.exe
    "C:\Users\Admin\AppData\Local\Temp\PO_CW2809670-A & CW201.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3912
    • C:\Users\Admin\AppData\Local\Temp\PO_CW2809670-A & CW201.exe
      "C:\Users\Admin\AppData\Local\Temp\PO_CW2809670-A & CW201.exe"
      2⤵
        PID:560
      • C:\Users\Admin\AppData\Local\Temp\PO_CW2809670-A & CW201.exe
        "C:\Users\Admin\AppData\Local\Temp\PO_CW2809670-A & CW201.exe"
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:4068

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\PO_CW2809670-A & CW201.exe.log

      Filesize

      1KB

      MD5

      8ec831f3e3a3f77e4a7b9cd32b48384c

      SHA1

      d83f09fd87c5bd86e045873c231c14836e76a05c

      SHA256

      7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

      SHA512

      26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

    • memory/3912-10-0x000000000C920000-0x000000000C9BC000-memory.dmp

      Filesize

      624KB

    • memory/3912-14-0x0000000074F60000-0x0000000075710000-memory.dmp

      Filesize

      7.7MB

    • memory/3912-9-0x00000000053E0000-0x000000000545C000-memory.dmp

      Filesize

      496KB

    • memory/3912-4-0x0000000005B80000-0x0000000005B90000-memory.dmp

      Filesize

      64KB

    • memory/3912-5-0x0000000005A60000-0x0000000005A6A000-memory.dmp

      Filesize

      40KB

    • memory/3912-6-0x0000000006DD0000-0x0000000006DE8000-memory.dmp

      Filesize

      96KB

    • memory/3912-7-0x0000000006F30000-0x0000000006F38000-memory.dmp

      Filesize

      32KB

    • memory/3912-8-0x0000000006F40000-0x0000000006F4A000-memory.dmp

      Filesize

      40KB

    • memory/3912-2-0x0000000006030000-0x00000000065D4000-memory.dmp

      Filesize

      5.6MB

    • memory/3912-3-0x00000000059A0000-0x0000000005A32000-memory.dmp

      Filesize

      584KB

    • memory/3912-1-0x0000000074F60000-0x0000000075710000-memory.dmp

      Filesize

      7.7MB

    • memory/3912-0-0x0000000000F70000-0x0000000001022000-memory.dmp

      Filesize

      712KB

    • memory/4068-20-0x0000000005920000-0x0000000005930000-memory.dmp

      Filesize

      64KB

    • memory/4068-15-0x0000000074F60000-0x0000000075710000-memory.dmp

      Filesize

      7.7MB

    • memory/4068-17-0x00000000059A0000-0x0000000005A06000-memory.dmp

      Filesize

      408KB

    • memory/4068-16-0x0000000005920000-0x0000000005930000-memory.dmp

      Filesize

      64KB

    • memory/4068-18-0x00000000070A0000-0x00000000070F0000-memory.dmp

      Filesize

      320KB

    • memory/4068-19-0x0000000074F60000-0x0000000075710000-memory.dmp

      Filesize

      7.7MB

    • memory/4068-11-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB