Analysis

  • max time kernel
    151s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240319-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240319-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07-04-2024 16:45

General

  • Target

    1da1ad46c5c0eaf4e85f2eebb8c43132ff3ca4f54feaaad5ca8d10882dd8fa68.exe

  • Size

    454KB

  • MD5

    830100b4d9e5a7b8c581dcd5010ed50d

  • SHA1

    2e1a04968a48ad6d96ad435e504b8ee3edce36a8

  • SHA256

    1da1ad46c5c0eaf4e85f2eebb8c43132ff3ca4f54feaaad5ca8d10882dd8fa68

  • SHA512

    7f5e80999a0d73890ac39ad69a5ce8243ca2fed68bcef8974ef314b801ddf1d2560f594fda917bcf8e0578d9906ac6724b47ba85978664c65410b21dfb3f98bb

  • SSDEEP

    12288:2iB9S1zi63i/LYjQogh7cz3EP4Fn4IWneiS6Y:2irSI63iTYkogh4DlKrY

Malware Config

Extracted

Family

stealc

C2

http://185.172.128.209

Attributes
  • url_path

    /3cd2b41cbde8fc9c.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 4 IoCs

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

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 2 IoCs
  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of web browsers 2 TTPs

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

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • 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.

  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 46 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 7 IoCs
  • Suspicious use of SendNotifyMessage 7 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1da1ad46c5c0eaf4e85f2eebb8c43132ff3ca4f54feaaad5ca8d10882dd8fa68.exe
    "C:\Users\Admin\AppData\Local\Temp\1da1ad46c5c0eaf4e85f2eebb8c43132ff3ca4f54feaaad5ca8d10882dd8fa68.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:2764
    • C:\Users\Admin\AppData\Local\Temp\u24s.0.exe
      "C:\Users\Admin\AppData\Local\Temp\u24s.0.exe"
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • Loads dropped DLL
      • Checks processor information in registry
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2092
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\GHCAKKEGCA.exe"
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:5376
        • C:\Users\Admin\AppData\Local\Temp\GHCAKKEGCA.exe
          "C:\Users\Admin\AppData\Local\Temp\GHCAKKEGCA.exe"
          4⤵
          • Checks computer location settings
          • Executes dropped EXE
          • Suspicious use of WriteProcessMemory
          PID:5456
          • C:\Windows\SysWOW64\cmd.exe
            "C:\Windows\System32\cmd.exe" /C ping 2.2.2.2 -n 1 -w 3000 > Nul & Del C:\Users\Admin\AppData\Local\Temp\GHCAKKEGCA.exe
            5⤵
            • Suspicious use of WriteProcessMemory
            PID:5608
            • C:\Windows\SysWOW64\PING.EXE
              ping 2.2.2.2 -n 1 -w 3000
              6⤵
              • Runs ping.exe
              PID:5676
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2092 -s 2360
        3⤵
        • Program crash
        PID:5440
    • C:\Users\Admin\AppData\Local\Temp\u24s.1.exe
      "C:\Users\Admin\AppData\Local\Temp\u24s.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:2076
      • 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:5824
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2764 -s 1516
      2⤵
      • Program crash
      PID:2284
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --no-appcompat-clear --mojo-platform-channel-handle=3212 --field-trial-handle=2320,i,3025503729105798828,9325691672526736153,262144 --variations-seed-version /prefetch:3
    1⤵
      PID:1212
    • 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 --mojo-platform-channel-handle=4168 --field-trial-handle=2320,i,3025503729105798828,9325691672526736153,262144 --variations-seed-version /prefetch:8
      1⤵
        PID:3456
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 2764 -ip 2764
        1⤵
          PID:3176
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 2092 -ip 2092
          1⤵
            PID:5384

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\ProgramData\Are.docx

            Filesize

            11KB

            MD5

            a33e5b189842c5867f46566bdbf7a095

            SHA1

            e1c06359f6a76da90d19e8fd95e79c832edb3196

            SHA256

            5abf8e3d1f78de7b09d7f6fb87f9e80e60caacf13ef3c1289665653dacd7c454

            SHA512

            f2ad3812ec9b915e9618539b0f103f2e9acaad25fbbacd84941c954ce070af231324e83a4621e951c1dbae8d40d50410954e40dd52bbd46e34c54b0d1957407b

          • C:\ProgramData\mozglue.dll

            Filesize

            593KB

            MD5

            c8fd9be83bc728cc04beffafc2907fe9

            SHA1

            95ab9f701e0024cedfbd312bcfe4e726744c4f2e

            SHA256

            ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a

            SHA512

            fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040

          • C:\ProgramData\nss3.dll

            Filesize

            2.0MB

            MD5

            1cc453cdf74f31e4d913ff9c10acdde2

            SHA1

            6e85eae544d6e965f15fa5c39700fa7202f3aafe

            SHA256

            ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5

            SHA512

            dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571

          • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network\SCT Auditing Pending Reports

            Filesize

            2B

            MD5

            d751713988987e9331980363e24189ce

            SHA1

            97d170e1550eee4afc0af065b78cda302a97674c

            SHA256

            4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945

            SHA512

            b25b294cb4deb69ea00a4c3cf3113904801b6015e5956bd019a8570b1fe1d6040e944ef3cdee16d0a46503ca6e659a25f21cf9ceddc13f352a3c98138c15d6af

          • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network\Sdch Dictionaries

            Filesize

            40B

            MD5

            20d4b8fa017a12a108c87f540836e250

            SHA1

            1ac617fac131262b6d3ce1f52f5907e31d5f6f00

            SHA256

            6028bd681dbf11a0a58dde8a0cd884115c04caa59d080ba51bde1b086ce0079d

            SHA512

            507b2b8a8a168ff8f2bdafa5d9d341c44501a5f17d9f63f3d43bd586bc9e8ae33221887869fa86f845b7d067cb7d2a7009efd71dda36e03a40a74fee04b86856

          • C:\Users\Admin\AppData\Local\Temp\GHCAKKEGCA.exe

            Filesize

            106KB

            MD5

            fe380780b5c35bd6d54541791151c2be

            SHA1

            7fe3a583cf91474c733f85cebf3c857682e269e1

            SHA256

            b64a84d1f88e4e78464a1901c1cb5bbd5f00bb73203d719e64e072157a087b53

            SHA512

            ba05ba8aa13c4bc1cf98fbf6c08b021e8b19354098e0397fc8e1e5d3dcce367c1063203f24e50d0973193f6535681d0a43486e5dade5d112853b7a2fe8739b6c

          • C:\Users\Admin\AppData\Local\Temp\iolo\dm\ioloDMLog.txt

            Filesize

            2KB

            MD5

            a0909b8f6ec4a565b5b9ef6c1282fe37

            SHA1

            c5f93fceed02aea84d243963cbb8bf895a01a488

            SHA256

            273f42cf3e33b68c525e7f1850fea3186227af5ff36ca2de482a5d1fd45bf19a

            SHA512

            232807af504a8834e21089e25cfc5bcfa8036474c4c17248364ed1e4fb36b76160d552beedf0790dba2ebbee3ce6bf1bf734de4a6e9e7b1d79f6bb8dba14d5c8

          • C:\Users\Admin\AppData\Local\Temp\u24s.0.exe

            Filesize

            312KB

            MD5

            12d374f5d55dc469aee06c9cd50e9e61

            SHA1

            8e3af58dcf5c3da96b4c984d94b2ce19c6fef1eb

            SHA256

            fd91ac27792d0f75969dbba3bfa91ec6aa025bdf4b3f2e5e35bc7b22551e14d7

            SHA512

            f6b56036a0383e17bde7e6563b0a1316bd650ec6e1836584e72e647b1de22728602b180e885e10c6dc9390aa7d12bdfa78574781466a2c5301674317143e5408

          • C:\Users\Admin\AppData\Local\Temp\u24s.1.exe

            Filesize

            4.6MB

            MD5

            397926927bca55be4a77839b1c44de6e

            SHA1

            e10f3434ef3021c399dbba047832f02b3c898dbd

            SHA256

            4f07e1095cc915b2d46eb149d1c3be14f3f4b4bd2742517265947fd23bdca5a7

            SHA512

            cf54136b977fc8af7e8746d78676d0d464362a8cfa2213e392487003b5034562ee802e6911760b98a847bddd36ad664f32d849af84d7e208d4648bd97a2fa954

          • memory/2076-126-0x00000000027F0000-0x00000000027F1000-memory.dmp

            Filesize

            4KB

          • memory/2076-176-0x0000000000400000-0x00000000008AD000-memory.dmp

            Filesize

            4.7MB

          • memory/2076-179-0x0000000000400000-0x00000000008AD000-memory.dmp

            Filesize

            4.7MB

          • memory/2092-15-0x0000000002DE0000-0x0000000002E07000-memory.dmp

            Filesize

            156KB

          • memory/2092-65-0x0000000000400000-0x0000000002B79000-memory.dmp

            Filesize

            39.5MB

          • memory/2092-80-0x0000000000400000-0x0000000002B79000-memory.dmp

            Filesize

            39.5MB

          • memory/2092-82-0x0000000002E40000-0x0000000002F40000-memory.dmp

            Filesize

            1024KB

          • memory/2092-14-0x0000000002E40000-0x0000000002F40000-memory.dmp

            Filesize

            1024KB

          • memory/2092-162-0x0000000000400000-0x0000000002B79000-memory.dmp

            Filesize

            39.5MB

          • memory/2092-17-0x0000000061E00000-0x0000000061EF3000-memory.dmp

            Filesize

            972KB

          • memory/2092-119-0x0000000000400000-0x0000000002B79000-memory.dmp

            Filesize

            39.5MB

          • memory/2092-16-0x0000000000400000-0x0000000002B79000-memory.dmp

            Filesize

            39.5MB

          • memory/2764-73-0x0000000002E10000-0x0000000002F10000-memory.dmp

            Filesize

            1024KB

          • memory/2764-2-0x0000000002D50000-0x0000000002DBC000-memory.dmp

            Filesize

            432KB

          • memory/2764-153-0x0000000000400000-0x0000000002B9C000-memory.dmp

            Filesize

            39.6MB

          • memory/2764-1-0x0000000002E10000-0x0000000002F10000-memory.dmp

            Filesize

            1024KB

          • memory/2764-3-0x0000000000400000-0x0000000002B9C000-memory.dmp

            Filesize

            39.6MB

          • memory/2764-13-0x0000000000400000-0x0000000002B9C000-memory.dmp

            Filesize

            39.6MB

          • memory/2764-74-0x0000000002D50000-0x0000000002DBC000-memory.dmp

            Filesize

            432KB

          • memory/5456-160-0x0000000000E70000-0x0000000000E90000-memory.dmp

            Filesize

            128KB

          • memory/5456-161-0x0000000071B90000-0x0000000072340000-memory.dmp

            Filesize

            7.7MB

          • memory/5456-163-0x0000000005850000-0x0000000005860000-memory.dmp

            Filesize

            64KB

          • memory/5456-166-0x0000000071B90000-0x0000000072340000-memory.dmp

            Filesize

            7.7MB

          • memory/5824-180-0x00007FF9B3EB0000-0x00007FF9B4971000-memory.dmp

            Filesize

            10.8MB

          • memory/5824-181-0x00000136692D0000-0x000001366CBC8000-memory.dmp

            Filesize

            57.0MB

          • memory/5824-182-0x000001366F1F0000-0x000001366F200000-memory.dmp

            Filesize

            64KB

          • memory/5824-185-0x000001366E970000-0x000001366E97C000-memory.dmp

            Filesize

            48KB

          • memory/5824-184-0x000001366E8B0000-0x000001366E8C0000-memory.dmp

            Filesize

            64KB

          • memory/5824-186-0x000001366E960000-0x000001366E974000-memory.dmp

            Filesize

            80KB

          • memory/5824-187-0x000001366E9F0000-0x000001366EA14000-memory.dmp

            Filesize

            144KB

          • memory/5824-183-0x000001366F420000-0x000001366F530000-memory.dmp

            Filesize

            1.1MB

          • memory/5824-188-0x000001366F1E0000-0x000001366F1EA000-memory.dmp

            Filesize

            40KB

          • memory/5824-189-0x000001366F670000-0x000001366F722000-memory.dmp

            Filesize

            712KB

          • memory/5824-191-0x000001366F750000-0x000001366F7CA000-memory.dmp

            Filesize

            488KB

          • memory/5824-190-0x000001366F720000-0x000001366F74A000-memory.dmp

            Filesize

            168KB

          • memory/5824-192-0x000001366F7D0000-0x000001366F832000-memory.dmp

            Filesize

            392KB

          • memory/5824-193-0x000001366F8B0000-0x000001366F926000-memory.dmp

            Filesize

            472KB

          • memory/5824-194-0x000001366E940000-0x000001366E94A000-memory.dmp

            Filesize

            40KB

          • memory/5824-198-0x000001366F930000-0x000001366FC30000-memory.dmp

            Filesize

            3.0MB

          • memory/5824-200-0x000001366F1F0000-0x000001366F200000-memory.dmp

            Filesize

            64KB

          • memory/5824-201-0x000001366F1F0000-0x000001366F200000-memory.dmp

            Filesize

            64KB

          • memory/5824-202-0x0000013674300000-0x0000013674308000-memory.dmp

            Filesize

            32KB

          • memory/5824-203-0x0000013673C40000-0x0000013673C78000-memory.dmp

            Filesize

            224KB

          • memory/5824-204-0x0000013673C10000-0x0000013673C1E000-memory.dmp

            Filesize

            56KB

          • memory/5824-206-0x0000013674330000-0x0000013674352000-memory.dmp

            Filesize

            136KB

          • memory/5824-205-0x0000013674320000-0x000001367432A000-memory.dmp

            Filesize

            40KB

          • memory/5824-207-0x00007FF9B3EB0000-0x00007FF9B4971000-memory.dmp

            Filesize

            10.8MB

          • memory/5824-208-0x00000136752D0000-0x00000136757F8000-memory.dmp

            Filesize

            5.2MB

          • memory/5824-209-0x000001366F1F0000-0x000001366F200000-memory.dmp

            Filesize

            64KB

          • memory/5824-212-0x00000136743A0000-0x00000136743F0000-memory.dmp

            Filesize

            320KB

          • memory/5824-213-0x0000013674350000-0x000001367435C000-memory.dmp

            Filesize

            48KB

          • memory/5824-214-0x00000136743F0000-0x0000013674412000-memory.dmp

            Filesize

            136KB

          • memory/5824-215-0x0000013674420000-0x000001367443E000-memory.dmp

            Filesize

            120KB

          • memory/5824-217-0x000001366F1F0000-0x000001366F200000-memory.dmp

            Filesize

            64KB

          • memory/5824-218-0x000001366F1F0000-0x000001366F200000-memory.dmp

            Filesize

            64KB