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Analysis

  • max time kernel
    141s
  • max time network
    134s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/01/2024, 06:51

General

  • Target

    D3C4575E325D9B2EA4375BE6AE184469.exe

  • Size

    3.7MB

  • MD5

    d3c4575e325d9b2ea4375be6ae184469

  • SHA1

    dba82c40924a219234c29c7ab7d6da4e715c8aa2

  • SHA256

    e065974b0db0079fcc57cf5d209fa267c852772a58a68cee307a72c91d382a8e

  • SHA512

    75d19580269523c1eedbcf3079c6bd15dd4848d212e81028af1a7363927153451b3d579dd5f158df787edd246a9fcc18f7b48d67629e8f120bdd998d6641ef7d

  • SSDEEP

    98304:723bBil+7+NRBY2V9sJg2E65NEOzobiP8Xlb46LqpGVP:70BioqNbY2nsJg2E6Npzobi0Xlb462

Malware Config

Signatures

  • Detect ZGRat V1 1 IoCs
  • ZGRat

    ZGRat is remote access trojan written in C#.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Drops file in Program Files directory 7 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\D3C4575E325D9B2EA4375BE6AE184469.exe
    "C:\Users\Admin\AppData\Local\Temp\D3C4575E325D9B2EA4375BE6AE184469.exe"
    1⤵
    • Checks computer location settings
    • Drops file in Program Files directory
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2244
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /C "C:\Users\Admin\AppData\Local\Temp\7g3TGbo2PO.bat"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3688
      • C:\Windows\system32\w32tm.exe
        w32tm /stripchart /computer:localhost /period:5 /dataonly /samples:2
        3⤵
          PID:3340
        • C:\Windows\system32\chcp.com
          chcp 65001
          3⤵
            PID:4708
          • C:\Users\Admin\AppData\Local\Temp\D3C4575E325D9B2EA4375BE6AE184469.exe
            "C:\Users\Admin\AppData\Local\Temp\D3C4575E325D9B2EA4375BE6AE184469.exe"
            3⤵
            • Suspicious use of AdjustPrivilegeToken
            PID:3264

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\D3C4575E325D9B2EA4375BE6AE184469.exe.log

        Filesize

        1KB

        MD5

        98d93f7a2239452aef29ed995c71b759

        SHA1

        d1fc6bff08e49cb16a1e5d0b0348232282cf5677

        SHA256

        399712789c6f2c7bd1b7afdf835eb2ac525632424daf08e751186195ebdbba52

        SHA512

        1073e74c9f065aa02be1bfb172308c555c0ad0c5ff35315d76de23d2c6daf1d3fe0b32042a428431847d09b679f14cb129c058af3277e9ed16787d37ae276d96

      • memory/2244-0-0x0000000000F90000-0x000000000134A000-memory.dmp

        Filesize

        3.7MB

      • memory/2244-1-0x00007FF8B74D0000-0x00007FF8B7F91000-memory.dmp

        Filesize

        10.8MB

      • memory/2244-3-0x0000000003390000-0x0000000003391000-memory.dmp

        Filesize

        4KB

      • memory/2244-2-0x000000001C000000-0x000000001C010000-memory.dmp

        Filesize

        64KB

      • memory/2244-8-0x00007FF8D4110000-0x00007FF8D41CE000-memory.dmp

        Filesize

        760KB

      • memory/2244-5-0x00007FF8D4100000-0x00007FF8D4101000-memory.dmp

        Filesize

        4KB

      • memory/2244-7-0x000000001BF90000-0x000000001BFB6000-memory.dmp

        Filesize

        152KB

      • memory/2244-4-0x000000001C000000-0x000000001C010000-memory.dmp

        Filesize

        64KB

      • memory/2244-13-0x000000001BFC0000-0x000000001BFDC000-memory.dmp

        Filesize

        112KB

      • memory/2244-18-0x00007FF8D40D0000-0x00007FF8D40D1000-memory.dmp

        Filesize

        4KB

      • memory/2244-17-0x0000000003460000-0x0000000003470000-memory.dmp

        Filesize

        64KB

      • memory/2244-15-0x000000001D550000-0x000000001D5A0000-memory.dmp

        Filesize

        320KB

      • memory/2244-25-0x0000000003580000-0x0000000003590000-memory.dmp

        Filesize

        64KB

      • memory/2244-29-0x0000000003590000-0x00000000035A0000-memory.dmp

        Filesize

        64KB

      • memory/2244-32-0x00007FF8D4090000-0x00007FF8D4091000-memory.dmp

        Filesize

        4KB

      • memory/2244-31-0x00000000035A0000-0x00000000035AE000-memory.dmp

        Filesize

        56KB

      • memory/2244-39-0x000000001C020000-0x000000001C02C000-memory.dmp

        Filesize

        48KB

      • memory/2244-42-0x00007FF8D4110000-0x00007FF8D41CE000-memory.dmp

        Filesize

        760KB

      • memory/2244-46-0x00007FF8D3EC0000-0x00007FF8D3EC1000-memory.dmp

        Filesize

        4KB

      • memory/2244-45-0x000000001D520000-0x000000001D532000-memory.dmp

        Filesize

        72KB

      • memory/2244-43-0x00007FF8D3ED0000-0x00007FF8D3ED1000-memory.dmp

        Filesize

        4KB

      • memory/2244-49-0x000000001D500000-0x000000001D50C000-memory.dmp

        Filesize

        48KB

      • memory/2244-52-0x00007FF8D3EA0000-0x00007FF8D3EA1000-memory.dmp

        Filesize

        4KB

      • memory/2244-51-0x000000001D510000-0x000000001D520000-memory.dmp

        Filesize

        64KB

      • memory/2244-58-0x000000001D5E0000-0x000000001D5F2000-memory.dmp

        Filesize

        72KB

      • memory/2244-56-0x00007FF8D3E80000-0x00007FF8D3E81000-memory.dmp

        Filesize

        4KB

      • memory/2244-59-0x000000001DB30000-0x000000001E058000-memory.dmp

        Filesize

        5.2MB

      • memory/2244-55-0x000000001D5C0000-0x000000001D5D6000-memory.dmp

        Filesize

        88KB

      • memory/2244-62-0x00007FF8D3E70000-0x00007FF8D3E71000-memory.dmp

        Filesize

        4KB

      • memory/2244-61-0x000000001D540000-0x000000001D54E000-memory.dmp

        Filesize

        56KB

      • memory/2244-53-0x00007FF8D3E90000-0x00007FF8D3E91000-memory.dmp

        Filesize

        4KB

      • memory/2244-47-0x00007FF8D3EB0000-0x00007FF8D3EB1000-memory.dmp

        Filesize

        4KB

      • memory/2244-41-0x000000001C030000-0x000000001C03E000-memory.dmp

        Filesize

        56KB

      • memory/2244-37-0x00007FF8D3EE0000-0x00007FF8D3EE1000-memory.dmp

        Filesize

        4KB

      • memory/2244-36-0x00007FF8D4080000-0x00007FF8D4081000-memory.dmp

        Filesize

        4KB

      • memory/2244-35-0x000000001C000000-0x000000001C010000-memory.dmp

        Filesize

        64KB

      • memory/2244-34-0x000000001C010000-0x000000001C01E000-memory.dmp

        Filesize

        56KB

      • memory/2244-27-0x00007FF8D40A0000-0x00007FF8D40A1000-memory.dmp

        Filesize

        4KB

      • memory/2244-26-0x000000001C000000-0x000000001C010000-memory.dmp

        Filesize

        64KB

      • memory/2244-23-0x00007FF8D40B0000-0x00007FF8D40B1000-memory.dmp

        Filesize

        4KB

      • memory/2244-22-0x00007FF8D40C0000-0x00007FF8D40C1000-memory.dmp

        Filesize

        4KB

      • memory/2244-21-0x00007FF8B74D0000-0x00007FF8B7F91000-memory.dmp

        Filesize

        10.8MB

      • memory/2244-67-0x000000001D5B0000-0x000000001D5C0000-memory.dmp

        Filesize

        64KB

      • memory/2244-71-0x00007FF8D3E40000-0x00007FF8D3E41000-memory.dmp

        Filesize

        4KB

      • memory/2244-74-0x000000001D670000-0x000000001D6CA000-memory.dmp

        Filesize

        360KB

      • memory/2244-77-0x00007FF8D3E20000-0x00007FF8D3E21000-memory.dmp

        Filesize

        4KB

      • memory/2244-76-0x000000001D610000-0x000000001D61E000-memory.dmp

        Filesize

        56KB

      • memory/2244-80-0x000000001D620000-0x000000001D630000-memory.dmp

        Filesize

        64KB

      • memory/2244-83-0x000000001D630000-0x000000001D63E000-memory.dmp

        Filesize

        56KB

      • memory/2244-86-0x000000001D8D0000-0x000000001D8E8000-memory.dmp

        Filesize

        96KB

      • memory/2244-89-0x000000001D640000-0x000000001D64C000-memory.dmp

        Filesize

        48KB

      • memory/2244-87-0x00007FF8D3DE0000-0x00007FF8D3DE1000-memory.dmp

        Filesize

        4KB

      • memory/2244-85-0x00007FF8D3DF0000-0x00007FF8D3DF1000-memory.dmp

        Filesize

        4KB

      • memory/2244-81-0x00007FF8D3E00000-0x00007FF8D3E01000-memory.dmp

        Filesize

        4KB

      • memory/2244-78-0x00007FF8D3E10000-0x00007FF8D3E11000-memory.dmp

        Filesize

        4KB

      • memory/2244-72-0x00007FF8D3E30000-0x00007FF8D3E31000-memory.dmp

        Filesize

        4KB

      • memory/2244-109-0x000000001E060000-0x000000001E12D000-memory.dmp

        Filesize

        820KB

      • memory/2244-70-0x000000001D600000-0x000000001D610000-memory.dmp

        Filesize

        64KB

      • memory/2244-68-0x00007FF8D3E50000-0x00007FF8D3E51000-memory.dmp

        Filesize

        4KB

      • memory/2244-65-0x000000001D5A0000-0x000000001D5AC000-memory.dmp

        Filesize

        48KB

      • memory/2244-63-0x00007FF8D3E60000-0x00007FF8D3E61000-memory.dmp

        Filesize

        4KB

      • memory/2244-20-0x000000001BFE0000-0x000000001BFF8000-memory.dmp

        Filesize

        96KB

      • memory/2244-14-0x00007FF8D40E0000-0x00007FF8D40E1000-memory.dmp

        Filesize

        4KB

      • memory/2244-11-0x0000000003410000-0x000000000341E000-memory.dmp

        Filesize

        56KB

      • memory/2244-9-0x00007FF8D40F0000-0x00007FF8D40F1000-memory.dmp

        Filesize

        4KB

      • memory/3264-178-0x000000001C920000-0x000000001C9ED000-memory.dmp

        Filesize

        820KB