Analysis

  • max time kernel
    148s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08-05-2024 15:52

General

  • Target

    ae387417a28a25e053ffb742f180ac46591e1f3c49695b1c7a20c94326d6d572.exe

  • Size

    365KB

  • MD5

    89d7ab888e1a93548a64fee01f3cb2b4

  • SHA1

    e1997985e4ae10e16f888ec24bfba7e9fa4a0894

  • SHA256

    ae387417a28a25e053ffb742f180ac46591e1f3c49695b1c7a20c94326d6d572

  • SHA512

    6bdbbd446d87dd6bcebe0c1e294ff9b83a6460d7f6e771e0a84f6e776edf7094b67dc68a4e1f264196570a2c41ed223c4a557fa80fd09fa37b15f15b0d775482

  • SSDEEP

    6144:0j9PNW6k+7KXF5gUZwnAFpPLr2PXEVT1NjGzG4YqJcbbYTOO4:0j9PA6d7K4UZwQ2Xw1mt+b8OO4

Malware Config

Extracted

Family

stealc

C2

http://185.172.128.150

Attributes
  • url_path

    /c698e1bc8a2f5e6d.php

Signatures

  • Detect ZGRat V1 3 IoCs
  • Stealc

    Stealc is an infostealer written in C++.

  • ZGRat

    ZGRat is remote access trojan written in C#.

  • Downloads MZ/PE file
  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Executes dropped EXE 2 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 2 IoCs
  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Suspicious behavior: EnumeratesProcesses 23 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 7 IoCs
  • Suspicious use of SendNotifyMessage 7 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ae387417a28a25e053ffb742f180ac46591e1f3c49695b1c7a20c94326d6d572.exe
    "C:\Users\Admin\AppData\Local\Temp\ae387417a28a25e053ffb742f180ac46591e1f3c49695b1c7a20c94326d6d572.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:2636
    • C:\Users\Admin\AppData\Local\Temp\u218.0.exe
      "C:\Users\Admin\AppData\Local\Temp\u218.0.exe"
      2⤵
      • Executes dropped EXE
      • Checks processor information in registry
      • Suspicious behavior: EnumeratesProcesses
      PID:3616
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3616 -s 1264
        3⤵
        • Program crash
        PID:3228
    • C:\Users\Admin\AppData\Local\Temp\u218.1.exe
      "C:\Users\Admin\AppData\Local\Temp\u218.1.exe"
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • Checks SCSI registry key(s)
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:3256
      • C:\Users\Admin\AppData\Local\Temp\iolo\dm\SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe
        "C:\Users\Admin\AppData\Local\Temp\iolo\dm\SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe" /eieci=11A12794-499E-4FA0-A281-A9A9AA8B2685 /eipi=5488CB36-BE62-4606-B07B-2EE938868BD1
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2212
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2636 -s 984
      2⤵
      • Program crash
      PID:4940
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=4396,i,7012731823941922179,12386606396608877869,262144 --variations-seed-version --mojo-platform-channel-handle=4024 /prefetch:8
    1⤵
      PID:2980
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 2636 -ip 2636
      1⤵
        PID:4804
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 580 -p 3616 -ip 3616
        1⤵
          PID:2492

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\u218.0.exe

          Filesize

          223KB

          MD5

          68b1200c9bd2fd38fa959110f99c67ed

          SHA1

          02a246137a35c03292334466904dc609b04e97e2

          SHA256

          021d9fa1c537c10c68c08db1d0f77da7240c1268d4dd2985cfece06d2cb78c8f

          SHA512

          f5ba3d7919cda2095fe3e979d7557a9b40cf84a4612c0aef38030f310dd285650314ccc48e5e80691cba687c7d104921dbd2d90412588dd536f0735e1b6ede39

        • C:\Users\Admin\AppData\Local\Temp\u218.1.exe

          Filesize

          4.6MB

          MD5

          397926927bca55be4a77839b1c44de6e

          SHA1

          e10f3434ef3021c399dbba047832f02b3c898dbd

          SHA256

          4f07e1095cc915b2d46eb149d1c3be14f3f4b4bd2742517265947fd23bdca5a7

          SHA512

          cf54136b977fc8af7e8746d78676d0d464362a8cfa2213e392487003b5034562ee802e6911760b98a847bddd36ad664f32d849af84d7e208d4648bd97a2fa954

        • memory/2212-78-0x000002296FE80000-0x000002296FE94000-memory.dmp

          Filesize

          80KB

        • memory/2212-93-0x0000022976C30000-0x0000022976C3E000-memory.dmp

          Filesize

          56KB

        • memory/2212-103-0x0000022977B40000-0x0000022977B5E000-memory.dmp

          Filesize

          120KB

        • memory/2212-79-0x0000022972350000-0x0000022972374000-memory.dmp

          Filesize

          144KB

        • memory/2212-102-0x0000022977BE0000-0x0000022977C56000-memory.dmp

          Filesize

          472KB

        • memory/2212-101-0x0000022977B00000-0x0000022977B0C000-memory.dmp

          Filesize

          48KB

        • memory/2212-98-0x0000022978350000-0x0000022978878000-memory.dmp

          Filesize

          5.2MB

        • memory/2212-97-0x0000022977E00000-0x0000022977E22000-memory.dmp

          Filesize

          136KB

        • memory/2212-96-0x0000022977DA0000-0x0000022977E02000-memory.dmp

          Filesize

          392KB

        • memory/2212-95-0x0000022977D80000-0x0000022977D8A000-memory.dmp

          Filesize

          40KB

        • memory/2212-94-0x0000022976C50000-0x0000022976C58000-memory.dmp

          Filesize

          32KB

        • memory/2212-82-0x0000022972730000-0x00000229727E2000-memory.dmp

          Filesize

          712KB

        • memory/2212-92-0x0000022976C60000-0x0000022976C98000-memory.dmp

          Filesize

          224KB

        • memory/2212-91-0x0000022976560000-0x0000022976568000-memory.dmp

          Filesize

          32KB

        • memory/2212-89-0x00000229728B0000-0x0000022972BB0000-memory.dmp

          Filesize

          3.0MB

        • memory/2212-80-0x0000022972370000-0x000002297237A000-memory.dmp

          Filesize

          40KB

        • memory/2212-74-0x000002296C1C0000-0x000002296F9F4000-memory.dmp

          Filesize

          56.2MB

        • memory/2212-75-0x0000022972490000-0x000002297259A000-memory.dmp

          Filesize

          1.0MB

        • memory/2212-76-0x000002296FE70000-0x000002296FE80000-memory.dmp

          Filesize

          64KB

        • memory/2212-77-0x0000022972200000-0x000002297220C000-memory.dmp

          Filesize

          48KB

        • memory/2212-85-0x00000229726E0000-0x00000229726EA000-memory.dmp

          Filesize

          40KB

        • memory/2212-84-0x0000022972880000-0x00000229728A2000-memory.dmp

          Filesize

          136KB

        • memory/2212-83-0x0000022972830000-0x0000022972880000-memory.dmp

          Filesize

          320KB

        • memory/2212-81-0x0000022972700000-0x000002297272A000-memory.dmp

          Filesize

          168KB

        • memory/2636-43-0x0000000000400000-0x000000000046F000-memory.dmp

          Filesize

          444KB

        • memory/2636-16-0x0000000000400000-0x0000000001A25000-memory.dmp

          Filesize

          22.1MB

        • memory/2636-1-0x0000000001CD0000-0x0000000001DD0000-memory.dmp

          Filesize

          1024KB

        • memory/2636-19-0x0000000001CD0000-0x0000000001DD0000-memory.dmp

          Filesize

          1024KB

        • memory/2636-20-0x0000000003670000-0x00000000036DC000-memory.dmp

          Filesize

          432KB

        • memory/2636-2-0x0000000003670000-0x00000000036DC000-memory.dmp

          Filesize

          432KB

        • memory/2636-42-0x0000000000400000-0x0000000001A25000-memory.dmp

          Filesize

          22.1MB

        • memory/2636-3-0x0000000000400000-0x000000000046F000-memory.dmp

          Filesize

          444KB

        • memory/2636-36-0x0000000000400000-0x000000000046F000-memory.dmp

          Filesize

          444KB

        • memory/3256-70-0x0000000000400000-0x00000000008AD000-memory.dmp

          Filesize

          4.7MB

        • memory/3256-73-0x0000000000400000-0x00000000008AD000-memory.dmp

          Filesize

          4.7MB

        • memory/3616-59-0x0000000000400000-0x0000000001A02000-memory.dmp

          Filesize

          22.0MB

        • memory/3616-108-0x0000000000400000-0x0000000001A02000-memory.dmp

          Filesize

          22.0MB

        • memory/3616-17-0x0000000000400000-0x0000000001A02000-memory.dmp

          Filesize

          22.0MB

        • memory/3616-15-0x0000000000400000-0x0000000001A02000-memory.dmp

          Filesize

          22.0MB

        • memory/3616-13-0x0000000000400000-0x0000000001A02000-memory.dmp

          Filesize

          22.0MB

        • memory/3616-106-0x0000000000400000-0x0000000001A02000-memory.dmp

          Filesize

          22.0MB

        • memory/3616-14-0x0000000000400000-0x0000000001A02000-memory.dmp

          Filesize

          22.0MB

        • memory/3616-110-0x0000000000400000-0x0000000001A02000-memory.dmp

          Filesize

          22.0MB