Analysis

  • max time kernel
    133s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07-04-2024 16:53

General

  • Target

    f1975f413bf931d4a8f0b3d286241a163dec1f005a6e3ac1a5adb991ea5d27fd.exe

  • Size

    454KB

  • MD5

    7d5319545607ab9c6cca82d814f1a496

  • SHA1

    ec4be5ce5a3530a7084cd43d3badb51e5c33c805

  • SHA256

    f1975f413bf931d4a8f0b3d286241a163dec1f005a6e3ac1a5adb991ea5d27fd

  • SHA512

    cbcca8b847a1257074c763f24bde25e819f8166448acf6f0d859eb80a3f29c8a6f1ff9fbf7dac539af6e6d46f907464f62d460916b1adb7c0d2eeb6f686e79c3

  • SSDEEP

    12288:2iB9S1zi63i/LYjQogh7cz3EP4Fn4IWneiS6e:2irSI63iTYkogh4DlKre

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 40 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\f1975f413bf931d4a8f0b3d286241a163dec1f005a6e3ac1a5adb991ea5d27fd.exe
    "C:\Users\Admin\AppData\Local\Temp\f1975f413bf931d4a8f0b3d286241a163dec1f005a6e3ac1a5adb991ea5d27fd.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:1904
    • C:\Users\Admin\AppData\Local\Temp\u1gw.0.exe
      "C:\Users\Admin\AppData\Local\Temp\u1gw.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:3612
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\BAAFIJKKEH.exe"
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:3820
        • C:\Users\Admin\AppData\Local\Temp\BAAFIJKKEH.exe
          "C:\Users\Admin\AppData\Local\Temp\BAAFIJKKEH.exe"
          4⤵
          • Checks computer location settings
          • Executes dropped EXE
          • Suspicious use of WriteProcessMemory
          PID:5092
          • 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\BAAFIJKKEH.exe
            5⤵
            • Suspicious use of WriteProcessMemory
            PID:2020
            • C:\Windows\SysWOW64\PING.EXE
              ping 2.2.2.2 -n 1 -w 3000
              6⤵
              • Runs ping.exe
              PID:2156
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3612 -s 2164
        3⤵
        • Program crash
        PID:1392
    • C:\Users\Admin\AppData\Local\Temp\u1gw.1.exe
      "C:\Users\Admin\AppData\Local\Temp\u1gw.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:2156
      • 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:2520
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1904 -s 992
      2⤵
      • Program crash
      PID:1732
  • 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=2292 --field-trial-handle=2260,i,9938964625802268469,1928462186077019554,262144 --variations-seed-version /prefetch:3
    1⤵
      PID:3652
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 1904 -ip 1904
      1⤵
        PID:2968
      • 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=4860 --field-trial-handle=2260,i,9938964625802268469,1928462186077019554,262144 --variations-seed-version /prefetch:8
        1⤵
          PID:4408
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 3612 -ip 3612
          1⤵
            PID:3160

          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\Network Persistent State

            Filesize

            1KB

            MD5

            dd4088314eb96c65dea23ac3de708076

            SHA1

            962add499a3745f0b888ce466c9145171fcbbabd

            SHA256

            b22562716a8186eb975fd62295cf98cfb63d4536b5d5fb6670f04158254dacd7

            SHA512

            4b80daf752a4dd2b11301b7b8cb19e68e00697f6c034146a50984dba671370958aa44bf072cc75acc5ac25d867f9e21a2dd0f12f31014942b5acd5449b54aec9

          • 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\BAAFIJKKEH.exe

            Filesize

            106KB

            MD5

            fe380780b5c35bd6d54541791151c2be

            SHA1

            7fe3a583cf91474c733f85cebf3c857682e269e1

            SHA256

            b64a84d1f88e4e78464a1901c1cb5bbd5f00bb73203d719e64e072157a087b53

            SHA512

            ba05ba8aa13c4bc1cf98fbf6c08b021e8b19354098e0397fc8e1e5d3dcce367c1063203f24e50d0973193f6535681d0a43486e5dade5d112853b7a2fe8739b6c

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

            Filesize

            3KB

            MD5

            da5269fe27e05bdd2ac0b8c244d4b96a

            SHA1

            d15fe01ecd30f99f22bb74ce5231fa19d1e340e7

            SHA256

            f6a52aae7e9f3fb0a8cd0465148b56dfb81435ba595239aa29401fbfa48ed458

            SHA512

            a177c4d95390b8e26a30f6167675fcbc29326cc7a8047cef5cb6b340262b0d7f78e02b4ce288d3e556aa1fe594e2e5908003bdf1281367d765c232af61da73bf

          • C:\Users\Admin\AppData\Local\Temp\u1gw.0.exe

            Filesize

            312KB

            MD5

            12d374f5d55dc469aee06c9cd50e9e61

            SHA1

            8e3af58dcf5c3da96b4c984d94b2ce19c6fef1eb

            SHA256

            fd91ac27792d0f75969dbba3bfa91ec6aa025bdf4b3f2e5e35bc7b22551e14d7

            SHA512

            f6b56036a0383e17bde7e6563b0a1316bd650ec6e1836584e72e647b1de22728602b180e885e10c6dc9390aa7d12bdfa78574781466a2c5301674317143e5408

          • C:\Users\Admin\AppData\Local\Temp\u1gw.1.exe

            Filesize

            4.6MB

            MD5

            397926927bca55be4a77839b1c44de6e

            SHA1

            e10f3434ef3021c399dbba047832f02b3c898dbd

            SHA256

            4f07e1095cc915b2d46eb149d1c3be14f3f4b4bd2742517265947fd23bdca5a7

            SHA512

            cf54136b977fc8af7e8746d78676d0d464362a8cfa2213e392487003b5034562ee802e6911760b98a847bddd36ad664f32d849af84d7e208d4648bd97a2fa954

          • memory/1904-4-0x0000000000400000-0x0000000002B9C000-memory.dmp

            Filesize

            39.6MB

          • memory/1904-71-0x0000000004910000-0x000000000497C000-memory.dmp

            Filesize

            432KB

          • memory/1904-69-0x0000000002D30000-0x0000000002E30000-memory.dmp

            Filesize

            1024KB

          • memory/1904-56-0x0000000000400000-0x0000000002B9C000-memory.dmp

            Filesize

            39.6MB

          • memory/1904-3-0x0000000000400000-0x0000000002B9C000-memory.dmp

            Filesize

            39.6MB

          • memory/1904-93-0x0000000000400000-0x0000000002B9C000-memory.dmp

            Filesize

            39.6MB

          • memory/1904-2-0x0000000004910000-0x000000000497C000-memory.dmp

            Filesize

            432KB

          • memory/1904-1-0x0000000002D30000-0x0000000002E30000-memory.dmp

            Filesize

            1024KB

          • memory/2156-96-0x00000000027D0000-0x00000000027D1000-memory.dmp

            Filesize

            4KB

          • memory/2156-168-0x0000000000400000-0x00000000008AD000-memory.dmp

            Filesize

            4.7MB

          • memory/2156-152-0x0000000000400000-0x00000000008AD000-memory.dmp

            Filesize

            4.7MB

          • memory/2520-176-0x00000236C9E60000-0x00000236C9E84000-memory.dmp

            Filesize

            144KB

          • memory/2520-191-0x00000236CE8F0000-0x00000236CE928000-memory.dmp

            Filesize

            224KB

          • memory/2520-236-0x00000236AFCC0000-0x00000236AFCD0000-memory.dmp

            Filesize

            64KB

          • memory/2520-234-0x00000236AFCC0000-0x00000236AFCD0000-memory.dmp

            Filesize

            64KB

          • memory/2520-235-0x00000236AFCC0000-0x00000236AFCD0000-memory.dmp

            Filesize

            64KB

          • memory/2520-230-0x00000236AFCC0000-0x00000236AFCD0000-memory.dmp

            Filesize

            64KB

          • memory/2520-169-0x00007FFA615C0000-0x00007FFA62081000-memory.dmp

            Filesize

            10.8MB

          • memory/2520-170-0x00000236ABF80000-0x00000236AF878000-memory.dmp

            Filesize

            57.0MB

          • memory/2520-171-0x00000236AFCC0000-0x00000236AFCD0000-memory.dmp

            Filesize

            64KB

          • memory/2520-172-0x00000236CA170000-0x00000236CA280000-memory.dmp

            Filesize

            1.1MB

          • memory/2520-174-0x00000236AFCF0000-0x00000236AFCFC000-memory.dmp

            Filesize

            48KB

          • memory/2520-173-0x00000236AFCD0000-0x00000236AFCE0000-memory.dmp

            Filesize

            64KB

          • memory/2520-175-0x00000236AFCE0000-0x00000236AFCF4000-memory.dmp

            Filesize

            80KB

          • memory/2520-220-0x00007FFA615C0000-0x00007FFA62081000-memory.dmp

            Filesize

            10.8MB

          • memory/2520-177-0x00000236C9E90000-0x00000236C9E9A000-memory.dmp

            Filesize

            40KB

          • memory/2520-178-0x00000236C9EB0000-0x00000236C9EDA000-memory.dmp

            Filesize

            168KB

          • memory/2520-179-0x00000236CA3C0000-0x00000236CA472000-memory.dmp

            Filesize

            712KB

          • memory/2520-180-0x00000236CA470000-0x00000236CA4EA000-memory.dmp

            Filesize

            488KB

          • memory/2520-181-0x00000236CA0F0000-0x00000236CA152000-memory.dmp

            Filesize

            392KB

          • memory/2520-182-0x00000236CA570000-0x00000236CA5E6000-memory.dmp

            Filesize

            472KB

          • memory/2520-183-0x00000236AFCA0000-0x00000236AFCAA000-memory.dmp

            Filesize

            40KB

          • memory/2520-187-0x00000236CA5F0000-0x00000236CA8F0000-memory.dmp

            Filesize

            3.0MB

          • memory/2520-190-0x00000236CEFB0000-0x00000236CEFB8000-memory.dmp

            Filesize

            32KB

          • memory/2520-204-0x00000236CF840000-0x00000236CF85E000-memory.dmp

            Filesize

            120KB

          • memory/2520-193-0x00000236AFCC0000-0x00000236AFCD0000-memory.dmp

            Filesize

            64KB

          • memory/2520-194-0x00000236AFCC0000-0x00000236AFCD0000-memory.dmp

            Filesize

            64KB

          • memory/2520-195-0x00000236AFCC0000-0x00000236AFCD0000-memory.dmp

            Filesize

            64KB

          • memory/2520-192-0x00000236CE8C0000-0x00000236CE8CE000-memory.dmp

            Filesize

            56KB

          • memory/2520-196-0x00000236CF7C0000-0x00000236CF7CA000-memory.dmp

            Filesize

            40KB

          • memory/2520-197-0x00000236CF7F0000-0x00000236CF812000-memory.dmp

            Filesize

            136KB

          • memory/2520-198-0x00000236CFD40000-0x00000236D0268000-memory.dmp

            Filesize

            5.2MB

          • memory/2520-202-0x00000236CF7D0000-0x00000236CF7DC000-memory.dmp

            Filesize

            48KB

          • memory/2520-201-0x00000236CF860000-0x00000236CF8B0000-memory.dmp

            Filesize

            320KB

          • memory/2520-203-0x00000236CFB30000-0x00000236CFB52000-memory.dmp

            Filesize

            136KB

          • memory/3612-113-0x0000000002ED0000-0x0000000002FD0000-memory.dmp

            Filesize

            1024KB

          • memory/3612-214-0x0000000000400000-0x0000000002B79000-memory.dmp

            Filesize

            39.5MB

          • memory/3612-22-0x0000000000400000-0x0000000002B79000-memory.dmp

            Filesize

            39.5MB

          • memory/3612-23-0x0000000061E00000-0x0000000061EF3000-memory.dmp

            Filesize

            972KB

          • memory/3612-21-0x0000000004780000-0x00000000047A7000-memory.dmp

            Filesize

            156KB

          • memory/3612-20-0x0000000002ED0000-0x0000000002FD0000-memory.dmp

            Filesize

            1024KB

          • memory/3612-135-0x0000000000400000-0x0000000002B79000-memory.dmp

            Filesize

            39.5MB

          • memory/3612-167-0x0000000000400000-0x0000000002B79000-memory.dmp

            Filesize

            39.5MB

          • memory/3612-229-0x0000000000400000-0x0000000002B79000-memory.dmp

            Filesize

            39.5MB

          • memory/3612-117-0x0000000000400000-0x0000000002B79000-memory.dmp

            Filesize

            39.5MB

          • memory/3612-70-0x0000000000400000-0x0000000002B79000-memory.dmp

            Filesize

            39.5MB

          • memory/5092-228-0x00000000007F0000-0x0000000000810000-memory.dmp

            Filesize

            128KB

          • memory/5092-233-0x0000000072760000-0x0000000072F10000-memory.dmp

            Filesize

            7.7MB

          • memory/5092-227-0x0000000072760000-0x0000000072F10000-memory.dmp

            Filesize

            7.7MB