Analysis

  • max time kernel
    147s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04-04-2024 09:49

General

  • Target

    ee61b0c1c0b1e270c8c15d0eebc7e0db0e0d4426ec0f6bf2d6b8eb69d81c534c.exe

  • Size

    359KB

  • MD5

    1f3d2eb996b2ed27130a8eee433dfdf6

  • SHA1

    58882f87491f4207c0e80360203a92511ffed593

  • SHA256

    ee61b0c1c0b1e270c8c15d0eebc7e0db0e0d4426ec0f6bf2d6b8eb69d81c534c

  • SHA512

    2137e37f2fe48fe443a709f3146127e8e914caec5cbd4878852500972506b769bd816cc707282daee1b90742b3922321d132b3989df1811337fdcfa2357eafe6

  • SSDEEP

    6144:XnqaECNPTFkBgWFtBaNzFbwhkzp/LU++d0RIxgZk+mGMeja/K5+QEhIk:6a9NPTF8LFt6Jvzp/L2+Ixp1Gxj4KihB

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 31 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\ee61b0c1c0b1e270c8c15d0eebc7e0db0e0d4426ec0f6bf2d6b8eb69d81c534c.exe
    "C:\Users\Admin\AppData\Local\Temp\ee61b0c1c0b1e270c8c15d0eebc7e0db0e0d4426ec0f6bf2d6b8eb69d81c534c.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:4816
    • C:\Users\Admin\AppData\Local\Temp\u3ps.0.exe
      "C:\Users\Admin\AppData\Local\Temp\u3ps.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:1744
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\BKFIJJEGHD.exe"
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1584
        • C:\Users\Admin\AppData\Local\Temp\BKFIJJEGHD.exe
          "C:\Users\Admin\AppData\Local\Temp\BKFIJJEGHD.exe"
          4⤵
          • Checks computer location settings
          • Executes dropped EXE
          • Suspicious use of WriteProcessMemory
          PID:4848
          • 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\BKFIJJEGHD.exe
            5⤵
            • Suspicious use of WriteProcessMemory
            PID:3568
            • C:\Windows\SysWOW64\PING.EXE
              ping 2.2.2.2 -n 1 -w 3000
              6⤵
              • Runs ping.exe
              PID:1308
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1744 -s 2364
        3⤵
        • Program crash
        PID:380
    • C:\Users\Admin\AppData\Local\Temp\u3ps.1.exe
      "C:\Users\Admin\AppData\Local\Temp\u3ps.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:3972
      • 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:4308
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4816 -s 1152
      2⤵
      • Program crash
      PID:3172
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 4816 -ip 4816
    1⤵
      PID:2352
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 1744 -ip 1744
      1⤵
        PID:3468

      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\BKFIJJEGHD.exe

        Filesize

        106KB

        MD5

        fe380780b5c35bd6d54541791151c2be

        SHA1

        7fe3a583cf91474c733f85cebf3c857682e269e1

        SHA256

        b64a84d1f88e4e78464a1901c1cb5bbd5f00bb73203d719e64e072157a087b53

        SHA512

        ba05ba8aa13c4bc1cf98fbf6c08b021e8b19354098e0397fc8e1e5d3dcce367c1063203f24e50d0973193f6535681d0a43486e5dade5d112853b7a2fe8739b6c

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

        Filesize

        2KB

        MD5

        d0fcf3a7640034f43e31fa1446dd2854

        SHA1

        ea4553bd2a771b868f999d84015ed4353181da1f

        SHA256

        486a00a25d0fed8fb28782d909bc36293544b0999f34459509c478078142db1d

        SHA512

        37bb0d56beeb68e7615a008f467e6fe525d50ec97a983cb19dcba6aaf1d657c0cecfa5813b69b91ce8c9bb78d4de76458dac7ab53a498bfddce115622c1fd98b

      • C:\Users\Admin\AppData\Local\Temp\u3ps.0.exe

        Filesize

        218KB

        MD5

        e56c83770da1263eb2f14faee7adc64f

        SHA1

        f720dc655ba9f7449a4d145cab0377353bde8ab1

        SHA256

        218761e370074e320b1f371ff45f203f5b5dbfef76786e2070a0df98ccb08c0f

        SHA512

        22a6460baf44c0768a1a507567ecc2424f6d00a08cc20b51aeb657c9484efcf5014ff42f4ea5a1f4fe2c6eb7b6b982c4cec8a30d0331b68f710575e2dfa65757

      • C:\Users\Admin\AppData\Local\Temp\u3ps.1.exe

        Filesize

        4.6MB

        MD5

        397926927bca55be4a77839b1c44de6e

        SHA1

        e10f3434ef3021c399dbba047832f02b3c898dbd

        SHA256

        4f07e1095cc915b2d46eb149d1c3be14f3f4b4bd2742517265947fd23bdca5a7

        SHA512

        cf54136b977fc8af7e8746d78676d0d464362a8cfa2213e392487003b5034562ee802e6911760b98a847bddd36ad664f32d849af84d7e208d4648bd97a2fa954

      • memory/1744-13-0x0000000002CA0000-0x0000000002DA0000-memory.dmp

        Filesize

        1024KB

      • memory/1744-31-0x0000000061E00000-0x0000000061EF3000-memory.dmp

        Filesize

        972KB

      • memory/1744-15-0x0000000000400000-0x0000000002B60000-memory.dmp

        Filesize

        39.4MB

      • memory/1744-14-0x0000000002C10000-0x0000000002C37000-memory.dmp

        Filesize

        156KB

      • memory/1744-167-0x0000000000400000-0x0000000002B60000-memory.dmp

        Filesize

        39.4MB

      • memory/1744-131-0x0000000000400000-0x0000000002B60000-memory.dmp

        Filesize

        39.4MB

      • memory/3972-26-0x00000000026B0000-0x00000000026B1000-memory.dmp

        Filesize

        4KB

      • memory/3972-150-0x0000000000400000-0x00000000008AD000-memory.dmp

        Filesize

        4.7MB

      • memory/3972-132-0x0000000000400000-0x00000000008AD000-memory.dmp

        Filesize

        4.7MB

      • memory/4308-166-0x0000025E32D00000-0x0000025E32D24000-memory.dmp

        Filesize

        144KB

      • memory/4308-190-0x0000025E39620000-0x0000025E39642000-memory.dmp

        Filesize

        136KB

      • memory/4308-203-0x0000025E32D20000-0x0000025E32D30000-memory.dmp

        Filesize

        64KB

      • memory/4308-151-0x00007FF9573A0000-0x00007FF957E61000-memory.dmp

        Filesize

        10.8MB

      • memory/4308-152-0x0000025E14F70000-0x0000025E18868000-memory.dmp

        Filesize

        57.0MB

      • memory/4308-202-0x0000025E32D20000-0x0000025E32D30000-memory.dmp

        Filesize

        64KB

      • memory/4308-159-0x0000025E32D20000-0x0000025E32D30000-memory.dmp

        Filesize

        64KB

      • memory/4308-201-0x0000025E32D20000-0x0000025E32D30000-memory.dmp

        Filesize

        64KB

      • memory/4308-161-0x0000025E33F70000-0x0000025E34080000-memory.dmp

        Filesize

        1.1MB

      • memory/4308-164-0x0000025E32CE0000-0x0000025E32CEC000-memory.dmp

        Filesize

        48KB

      • memory/4308-163-0x0000025E32CC0000-0x0000025E32CD0000-memory.dmp

        Filesize

        64KB

      • memory/4308-200-0x0000025E32D20000-0x0000025E32D30000-memory.dmp

        Filesize

        64KB

      • memory/4308-165-0x0000025E32CD0000-0x0000025E32CE4000-memory.dmp

        Filesize

        80KB

      • memory/4308-199-0x00007FF9573A0000-0x00007FF957E61000-memory.dmp

        Filesize

        10.8MB

      • memory/4308-197-0x0000025E39710000-0x0000025E3972E000-memory.dmp

        Filesize

        120KB

      • memory/4308-196-0x0000025E396E0000-0x0000025E39702000-memory.dmp

        Filesize

        136KB

      • memory/4308-170-0x0000025E32D80000-0x0000025E32D8A000-memory.dmp

        Filesize

        40KB

      • memory/4308-171-0x0000025E32DA0000-0x0000025E32DCA000-memory.dmp

        Filesize

        168KB

      • memory/4308-176-0x0000025E343D0000-0x0000025E34446000-memory.dmp

        Filesize

        472KB

      • memory/4308-174-0x0000025E342F0000-0x0000025E34352000-memory.dmp

        Filesize

        392KB

      • memory/4308-195-0x0000025E39640000-0x0000025E3964C000-memory.dmp

        Filesize

        48KB

      • memory/4308-173-0x0000025E34270000-0x0000025E342EA000-memory.dmp

        Filesize

        488KB

      • memory/4308-172-0x0000025E341C0000-0x0000025E34272000-memory.dmp

        Filesize

        712KB

      • memory/4308-178-0x0000025E32CA0000-0x0000025E32CAA000-memory.dmp

        Filesize

        40KB

      • memory/4308-182-0x0000025E34450000-0x0000025E34750000-memory.dmp

        Filesize

        3.0MB

      • memory/4308-184-0x0000025E32D20000-0x0000025E32D30000-memory.dmp

        Filesize

        64KB

      • memory/4308-186-0x0000025E38E00000-0x0000025E38E08000-memory.dmp

        Filesize

        32KB

      • memory/4308-188-0x0000025E38710000-0x0000025E3871E000-memory.dmp

        Filesize

        56KB

      • memory/4308-187-0x0000025E38740000-0x0000025E38778000-memory.dmp

        Filesize

        224KB

      • memory/4308-185-0x0000025E32D20000-0x0000025E32D30000-memory.dmp

        Filesize

        64KB

      • memory/4308-189-0x0000025E398A0000-0x0000025E398AA000-memory.dmp

        Filesize

        40KB

      • memory/4308-194-0x0000025E39690000-0x0000025E396E0000-memory.dmp

        Filesize

        320KB

      • memory/4308-191-0x0000025E39DE0000-0x0000025E3A308000-memory.dmp

        Filesize

        5.2MB

      • memory/4816-75-0x0000000004940000-0x00000000049AC000-memory.dmp

        Filesize

        432KB

      • memory/4816-2-0x0000000004940000-0x00000000049AC000-memory.dmp

        Filesize

        432KB

      • memory/4816-1-0x0000000002EA0000-0x0000000002FA0000-memory.dmp

        Filesize

        1024KB

      • memory/4816-3-0x0000000000400000-0x0000000002B83000-memory.dmp

        Filesize

        39.5MB

      • memory/4816-68-0x0000000000400000-0x0000000002B83000-memory.dmp

        Filesize

        39.5MB

      • memory/4848-177-0x0000000072470000-0x0000000072C20000-memory.dmp

        Filesize

        7.7MB

      • memory/4848-168-0x0000000005260000-0x0000000005270000-memory.dmp

        Filesize

        64KB

      • memory/4848-162-0x0000000072470000-0x0000000072C20000-memory.dmp

        Filesize

        7.7MB

      • memory/4848-160-0x0000000000930000-0x0000000000950000-memory.dmp

        Filesize

        128KB