Analysis

  • max time kernel
    149s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-04-2024 12:48

General

  • Target

    bb12e83aec3aa767416c6805f4741feb6f57a60d1f7af6a3d76ee2cae6ac7acd.exe

  • Size

    451KB

  • MD5

    da7df150689edf72bcca4a86ed5209b7

  • SHA1

    b284e5f12ffaeb4e89075147a25ddee9bbc62f14

  • SHA256

    bb12e83aec3aa767416c6805f4741feb6f57a60d1f7af6a3d76ee2cae6ac7acd

  • SHA512

    707b8aa1d01c06a2e3954a76263e21e5ebb4b70da84c6cae2cfc69efa5e5b1c072bc6fec17d28d6983dfefb495ed5f770f94f10bde75ea6a53fcb8a54d1f9ccf

  • SSDEEP

    6144:2K0kmZIzM2oYNJ91lVZPWJbINBQd9+TWvJsJGAiibKEnB6JGW0baCiE:4kKIzz9f7lvghJu/igB685iE

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 30 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\bb12e83aec3aa767416c6805f4741feb6f57a60d1f7af6a3d76ee2cae6ac7acd.exe
    "C:\Users\Admin\AppData\Local\Temp\bb12e83aec3aa767416c6805f4741feb6f57a60d1f7af6a3d76ee2cae6ac7acd.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:4804
    • C:\Users\Admin\AppData\Local\Temp\u3pg.0.exe
      "C:\Users\Admin\AppData\Local\Temp\u3pg.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:4724
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\AFHDAKJKFC.exe"
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:4336
        • C:\Users\Admin\AppData\Local\Temp\AFHDAKJKFC.exe
          "C:\Users\Admin\AppData\Local\Temp\AFHDAKJKFC.exe"
          4⤵
          • Checks computer location settings
          • Executes dropped EXE
          • Suspicious use of WriteProcessMemory
          PID:4612
          • 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\AFHDAKJKFC.exe
            5⤵
            • Suspicious use of WriteProcessMemory
            PID:4128
            • C:\Windows\SysWOW64\PING.EXE
              ping 2.2.2.2 -n 1 -w 3000
              6⤵
              • Runs ping.exe
              PID:400
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4724 -s 2312
        3⤵
        • Program crash
        PID:2132
    • C:\Users\Admin\AppData\Local\Temp\u3pg.1.exe
      "C:\Users\Admin\AppData\Local\Temp\u3pg.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:1828
      • 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:4704
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4804 -s 1140
      2⤵
      • Program crash
      PID:4916
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4804 -ip 4804
    1⤵
      PID:4904
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 584 -p 4724 -ip 4724
      1⤵
        PID:4732

      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\Temp\AFHDAKJKFC.exe

        Filesize

        106KB

        MD5

        fe380780b5c35bd6d54541791151c2be

        SHA1

        7fe3a583cf91474c733f85cebf3c857682e269e1

        SHA256

        b64a84d1f88e4e78464a1901c1cb5bbd5f00bb73203d719e64e072157a087b53

        SHA512

        ba05ba8aa13c4bc1cf98fbf6c08b021e8b19354098e0397fc8e1e5d3dcce367c1063203f24e50d0973193f6535681d0a43486e5dade5d112853b7a2fe8739b6c

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

        Filesize

        3KB

        MD5

        4583d66c087edaae27e79321e5b88cd5

        SHA1

        72302fc7df85829bf3c95fc29313e38055fd7212

        SHA256

        cdca8e0b469c24dcc8573a14f87034e13ccf008c71cc0a8d03f00c382d1fe093

        SHA512

        fc21cc305de2f6ec1b636f93d7f3e889156c60e2c7d91153ea702512f02e0bb3463e7e9e8f35033696167c0e5cce41c90964afc087b218e4f95f01ff92a37bd4

      • C:\Users\Admin\AppData\Local\Temp\u3pg.0.exe

        Filesize

        310KB

        MD5

        5849f65e2b736bdf0d994c7bb09582ed

        SHA1

        7c201922c37f1de826b0c71b7577672d37fc4903

        SHA256

        8ddb5dc347fedf474ad3f0c78502b6d84a862af41304bb23a5b30830edc670b0

        SHA512

        35e36a6f05212181edd9562b0028ba85a255f4ce3133579de3b695c8ac40e92fe3549c6ac81ed25912cf1457071440e992f0d471d103a56400e3bf13740dd6e0

      • C:\Users\Admin\AppData\Local\Temp\u3pg.1.exe

        Filesize

        4.6MB

        MD5

        397926927bca55be4a77839b1c44de6e

        SHA1

        e10f3434ef3021c399dbba047832f02b3c898dbd

        SHA256

        4f07e1095cc915b2d46eb149d1c3be14f3f4b4bd2742517265947fd23bdca5a7

        SHA512

        cf54136b977fc8af7e8746d78676d0d464362a8cfa2213e392487003b5034562ee802e6911760b98a847bddd36ad664f32d849af84d7e208d4648bd97a2fa954

      • memory/1828-148-0x0000000000400000-0x00000000008AD000-memory.dmp

        Filesize

        4.7MB

      • memory/1828-26-0x0000000002680000-0x0000000002681000-memory.dmp

        Filesize

        4KB

      • memory/1828-158-0x0000000000400000-0x00000000008AD000-memory.dmp

        Filesize

        4.7MB

      • memory/4612-149-0x0000000000150000-0x0000000000170000-memory.dmp

        Filesize

        128KB

      • memory/4612-150-0x0000000071B10000-0x00000000722C0000-memory.dmp

        Filesize

        7.7MB

      • memory/4612-154-0x0000000004B40000-0x0000000004B50000-memory.dmp

        Filesize

        64KB

      • memory/4612-157-0x0000000071B10000-0x00000000722C0000-memory.dmp

        Filesize

        7.7MB

      • memory/4704-164-0x000001E4DD4C0000-0x000001E4DD4CC000-memory.dmp

        Filesize

        48KB

      • memory/4704-171-0x000001E4F72A0000-0x000001E4F7302000-memory.dmp

        Filesize

        392KB

      • memory/4704-201-0x000001E4F6D50000-0x000001E4F6D60000-memory.dmp

        Filesize

        64KB

      • memory/4704-200-0x000001E4F6D50000-0x000001E4F6D60000-memory.dmp

        Filesize

        64KB

      • memory/4704-199-0x000001E4F6D50000-0x000001E4F6D60000-memory.dmp

        Filesize

        64KB

      • memory/4704-198-0x000001E4F6D50000-0x000001E4F6D60000-memory.dmp

        Filesize

        64KB

      • memory/4704-197-0x000001E4F6D50000-0x000001E4F6D60000-memory.dmp

        Filesize

        64KB

      • memory/4704-196-0x00007FFA2A890000-0x00007FFA2B351000-memory.dmp

        Filesize

        10.8MB

      • memory/4704-194-0x000001E4FC6B0000-0x000001E4FC6CE000-memory.dmp

        Filesize

        120KB

      • memory/4704-193-0x000001E4FC680000-0x000001E4FC6A2000-memory.dmp

        Filesize

        136KB

      • memory/4704-192-0x000001E4FC5E0000-0x000001E4FC5EC000-memory.dmp

        Filesize

        48KB

      • memory/4704-159-0x00007FFA2A890000-0x00007FFA2B351000-memory.dmp

        Filesize

        10.8MB

      • memory/4704-160-0x000001E4D7F40000-0x000001E4DB838000-memory.dmp

        Filesize

        57.0MB

      • memory/4704-161-0x000001E4F6D50000-0x000001E4F6D60000-memory.dmp

        Filesize

        64KB

      • memory/4704-162-0x000001E4F6FD0000-0x000001E4F70E0000-memory.dmp

        Filesize

        1.1MB

      • memory/4704-163-0x000001E4DD420000-0x000001E4DD430000-memory.dmp

        Filesize

        64KB

      • memory/4704-190-0x000001E4F6D50000-0x000001E4F6D60000-memory.dmp

        Filesize

        64KB

      • memory/4704-165-0x000001E4DD400000-0x000001E4DD414000-memory.dmp

        Filesize

        80KB

      • memory/4704-166-0x000001E4F6D60000-0x000001E4F6D84000-memory.dmp

        Filesize

        144KB

      • memory/4704-167-0x000001E4F6D80000-0x000001E4F6D8A000-memory.dmp

        Filesize

        40KB

      • memory/4704-169-0x000001E4F6E10000-0x000001E4F6EC2000-memory.dmp

        Filesize

        712KB

      • memory/4704-168-0x000001E4F6DA0000-0x000001E4F6DCA000-memory.dmp

        Filesize

        168KB

      • memory/4704-170-0x000001E4F7220000-0x000001E4F729A000-memory.dmp

        Filesize

        488KB

      • memory/4704-191-0x000001E4FC630000-0x000001E4FC680000-memory.dmp

        Filesize

        320KB

      • memory/4704-172-0x000001E4F7380000-0x000001E4F73F6000-memory.dmp

        Filesize

        472KB

      • memory/4704-173-0x000001E4F6D90000-0x000001E4F6D9A000-memory.dmp

        Filesize

        40KB

      • memory/4704-177-0x000001E4F7400000-0x000001E4F7700000-memory.dmp

        Filesize

        3.0MB

      • memory/4704-179-0x000001E4F6D50000-0x000001E4F6D60000-memory.dmp

        Filesize

        64KB

      • memory/4704-180-0x000001E4FBDC0000-0x000001E4FBDC8000-memory.dmp

        Filesize

        32KB

      • memory/4704-181-0x000001E4F6D50000-0x000001E4F6D60000-memory.dmp

        Filesize

        64KB

      • memory/4704-182-0x000001E4F6D50000-0x000001E4F6D60000-memory.dmp

        Filesize

        64KB

      • memory/4704-183-0x000001E4FB700000-0x000001E4FB738000-memory.dmp

        Filesize

        224KB

      • memory/4704-184-0x000001E4FB6D0000-0x000001E4FB6DE000-memory.dmp

        Filesize

        56KB

      • memory/4704-185-0x000001E4FC860000-0x000001E4FC86A000-memory.dmp

        Filesize

        40KB

      • memory/4704-186-0x000001E4FC870000-0x000001E4FC892000-memory.dmp

        Filesize

        136KB

      • memory/4704-187-0x000001E4FCDC0000-0x000001E4FD2E8000-memory.dmp

        Filesize

        5.2MB

      • memory/4724-132-0x0000000000400000-0x000000000063B000-memory.dmp

        Filesize

        2.2MB

      • memory/4724-14-0x0000000002240000-0x0000000002267000-memory.dmp

        Filesize

        156KB

      • memory/4724-153-0x0000000000400000-0x000000000063B000-memory.dmp

        Filesize

        2.2MB

      • memory/4724-13-0x0000000000690000-0x0000000000790000-memory.dmp

        Filesize

        1024KB

      • memory/4724-15-0x0000000000400000-0x000000000063B000-memory.dmp

        Filesize

        2.2MB

      • memory/4724-29-0x0000000061E00000-0x0000000061EF3000-memory.dmp

        Filesize

        972KB

      • memory/4804-1-0x0000000000680000-0x0000000000780000-memory.dmp

        Filesize

        1024KB

      • memory/4804-2-0x0000000002220000-0x000000000228C000-memory.dmp

        Filesize

        432KB

      • memory/4804-3-0x0000000000400000-0x0000000000481000-memory.dmp

        Filesize

        516KB

      • memory/4804-64-0x0000000000400000-0x0000000000481000-memory.dmp

        Filesize

        516KB

      • memory/4804-65-0x0000000002220000-0x000000000228C000-memory.dmp

        Filesize

        432KB