Analysis

  • max time kernel
    124s
  • max time network
    128s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240221-en
  • resource tags

    arch:x64arch:x86image:win11-20240221-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    03/04/2024, 12:35

General

  • Target

    7eace7f41cb0220dbc24cdb74def1306d517493bf9778307537e3b154158bfd2.exe

  • Size

    430KB

  • MD5

    1b8009cf19c1bd7d2fc5f065f2057253

  • SHA1

    fcf78bad7bc041bee0d2e5db268c177abb88960e

  • SHA256

    7eace7f41cb0220dbc24cdb74def1306d517493bf9778307537e3b154158bfd2

  • SHA512

    dcbf029b412d6aabfdea2f1e104fc16628fbdccf775fc1fc4914469c33d746be393967b7d03f31a1f5c8b12c21e62b4441d242debe08d8f1bf79c25d4218ef5b

  • SSDEEP

    12288:9RZOzGbjLt3GCzB1CNFq0Q2rPxa5ZfxteX:9Z3GCzB1aq0Q8a5BPeX

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
  • 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 1 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 21 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\7eace7f41cb0220dbc24cdb74def1306d517493bf9778307537e3b154158bfd2.exe
    "C:\Users\Admin\AppData\Local\Temp\7eace7f41cb0220dbc24cdb74def1306d517493bf9778307537e3b154158bfd2.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3612
    • C:\Users\Admin\AppData\Local\Temp\u2sc.0.exe
      "C:\Users\Admin\AppData\Local\Temp\u2sc.0.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Checks processor information in registry
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:4592
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\BGDAAEHDHI.exe"
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:4372
        • C:\Users\Admin\AppData\Local\Temp\BGDAAEHDHI.exe
          "C:\Users\Admin\AppData\Local\Temp\BGDAAEHDHI.exe"
          4⤵
          • Executes dropped EXE
          • Suspicious use of WriteProcessMemory
          PID:1284
          • 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\BGDAAEHDHI.exe
            5⤵
            • Suspicious use of WriteProcessMemory
            PID:4800
            • C:\Windows\SysWOW64\PING.EXE
              ping 2.2.2.2 -n 1 -w 3000
              6⤵
              • Runs ping.exe
              PID:3312
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4592 -s 2472
        3⤵
        • Program crash
        PID:1584
    • C:\Users\Admin\AppData\Local\Temp\u2sc.1.exe
      "C:\Users\Admin\AppData\Local\Temp\u2sc.1.exe"
      2⤵
      • Executes dropped EXE
      • Checks SCSI registry key(s)
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:4296
      • 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:1288
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 4592 -ip 4592
    1⤵
      PID:5072

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          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\BGDAAEHDHI.exe

            Filesize

            106KB

            MD5

            fe380780b5c35bd6d54541791151c2be

            SHA1

            7fe3a583cf91474c733f85cebf3c857682e269e1

            SHA256

            b64a84d1f88e4e78464a1901c1cb5bbd5f00bb73203d719e64e072157a087b53

            SHA512

            ba05ba8aa13c4bc1cf98fbf6c08b021e8b19354098e0397fc8e1e5d3dcce367c1063203f24e50d0973193f6535681d0a43486e5dade5d112853b7a2fe8739b6c

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

            Filesize

            3KB

            MD5

            f461ec296ffa9e5b8d4d73c9c49c1865

            SHA1

            43caaa14177599cd8874d2f61720b2fdc2142d8a

            SHA256

            1ce184d876c4ffb116485040fd2472849ca88d44a9e1bfd63edf09d59f5ff4d7

            SHA512

            23e30756695b61ec7604a560268b2eac6d65332f8900108f9d618a1a01927ddba43cb205f23a944c4b634f2c8ea4a207bd142fc6cff343d5655e94066674f1eb

          • C:\Users\Admin\AppData\Local\Temp\u2sc.0.exe

            Filesize

            289KB

            MD5

            9105a03d2ead89d612c53f1dc322eb9e

            SHA1

            af3d72c0f399ba16b678910e21eb04e8e6122bee

            SHA256

            c975efca05f5c6f2abc2491a6f8d3d498438622d045c7370bf6d68a53e0241a7

            SHA512

            4dd290c0ce5fd4414600f3c869a6ee6fba2c7b8ec856d6aed0dffb17253eb0c37b4945d2c5881d1fc40547c8f1b1ef22e63fce229ebfc19022e44b8ee87b2fcf

          • C:\Users\Admin\AppData\Local\Temp\u2sc.1.exe

            Filesize

            4.6MB

            MD5

            397926927bca55be4a77839b1c44de6e

            SHA1

            e10f3434ef3021c399dbba047832f02b3c898dbd

            SHA256

            4f07e1095cc915b2d46eb149d1c3be14f3f4b4bd2742517265947fd23bdca5a7

            SHA512

            cf54136b977fc8af7e8746d78676d0d464362a8cfa2213e392487003b5034562ee802e6911760b98a847bddd36ad664f32d849af84d7e208d4648bd97a2fa954

          • memory/1284-162-0x0000000071E20000-0x00000000725D1000-memory.dmp

            Filesize

            7.7MB

          • memory/1284-160-0x0000000004B30000-0x0000000004B40000-memory.dmp

            Filesize

            64KB

          • memory/1284-156-0x0000000071E20000-0x00000000725D1000-memory.dmp

            Filesize

            7.7MB

          • memory/1284-155-0x0000000000130000-0x0000000000150000-memory.dmp

            Filesize

            128KB

          • memory/1288-186-0x0000028BDF430000-0x0000028BDF468000-memory.dmp

            Filesize

            224KB

          • memory/1288-190-0x0000028BDFB30000-0x0000028BDFB52000-memory.dmp

            Filesize

            136KB

          • memory/1288-205-0x0000028BC0820000-0x0000028BC0830000-memory.dmp

            Filesize

            64KB

          • memory/1288-204-0x0000028BC0820000-0x0000028BC0830000-memory.dmp

            Filesize

            64KB

          • memory/1288-203-0x0000028BC0820000-0x0000028BC0830000-memory.dmp

            Filesize

            64KB

          • memory/1288-202-0x0000028BC0820000-0x0000028BC0830000-memory.dmp

            Filesize

            64KB

          • memory/1288-201-0x0000028BC0820000-0x0000028BC0830000-memory.dmp

            Filesize

            64KB

          • memory/1288-200-0x00007FFEA6C80000-0x00007FFEA7742000-memory.dmp

            Filesize

            10.8MB

          • memory/1288-198-0x0000028BDFB80000-0x0000028BDFB9E000-memory.dmp

            Filesize

            120KB

          • memory/1288-197-0x0000028BDFE70000-0x0000028BDFE92000-memory.dmp

            Filesize

            136KB

          • memory/1288-196-0x0000028BDFB10000-0x0000028BDFB1C000-memory.dmp

            Filesize

            48KB

          • memory/1288-159-0x00007FFEA6C80000-0x00007FFEA7742000-memory.dmp

            Filesize

            10.8MB

          • memory/1288-195-0x0000028BDFBA0000-0x0000028BDFBF0000-memory.dmp

            Filesize

            320KB

          • memory/1288-194-0x0000028BC0820000-0x0000028BC0830000-memory.dmp

            Filesize

            64KB

          • memory/1288-191-0x0000028BE0080000-0x0000028BE05A8000-memory.dmp

            Filesize

            5.2MB

          • memory/1288-164-0x0000028BBCB00000-0x0000028BC03F8000-memory.dmp

            Filesize

            57.0MB

          • memory/1288-165-0x0000028BC0820000-0x0000028BC0830000-memory.dmp

            Filesize

            64KB

          • memory/1288-166-0x0000028BDAB70000-0x0000028BDAC80000-memory.dmp

            Filesize

            1.1MB

          • memory/1288-167-0x0000028BC22F0000-0x0000028BC2300000-memory.dmp

            Filesize

            64KB

          • memory/1288-168-0x0000028BC2320000-0x0000028BC232C000-memory.dmp

            Filesize

            48KB

          • memory/1288-169-0x0000028BC2300000-0x0000028BC2314000-memory.dmp

            Filesize

            80KB

          • memory/1288-170-0x0000028BC2340000-0x0000028BC2364000-memory.dmp

            Filesize

            144KB

          • memory/1288-171-0x0000028BC2380000-0x0000028BC238A000-memory.dmp

            Filesize

            40KB

          • memory/1288-173-0x0000028BDAE40000-0x0000028BDAEF2000-memory.dmp

            Filesize

            712KB

          • memory/1288-172-0x0000028BDAE10000-0x0000028BDAE3A000-memory.dmp

            Filesize

            168KB

          • memory/1288-174-0x0000028BDAEF0000-0x0000028BDAF6A000-memory.dmp

            Filesize

            488KB

          • memory/1288-175-0x0000028BDAF70000-0x0000028BDAFD2000-memory.dmp

            Filesize

            392KB

          • memory/1288-176-0x0000028BDB050000-0x0000028BDB0C6000-memory.dmp

            Filesize

            472KB

          • memory/1288-177-0x0000028BC21A0000-0x0000028BC21AA000-memory.dmp

            Filesize

            40KB

          • memory/1288-181-0x0000028BDB0D0000-0x0000028BDB3D0000-memory.dmp

            Filesize

            3.0MB

          • memory/1288-183-0x0000028BC0820000-0x0000028BC0830000-memory.dmp

            Filesize

            64KB

          • memory/1288-185-0x0000028BDFAF0000-0x0000028BDFAF8000-memory.dmp

            Filesize

            32KB

          • memory/1288-184-0x0000028BC0820000-0x0000028BC0830000-memory.dmp

            Filesize

            64KB

          • memory/1288-187-0x0000028BC0820000-0x0000028BC0830000-memory.dmp

            Filesize

            64KB

          • memory/1288-189-0x0000028BDF4A0000-0x0000028BDF4AA000-memory.dmp

            Filesize

            40KB

          • memory/1288-188-0x0000028BDF400000-0x0000028BDF40E000-memory.dmp

            Filesize

            56KB

          • memory/3612-60-0x0000000002600000-0x000000000266C000-memory.dmp

            Filesize

            432KB

          • memory/3612-2-0x0000000002600000-0x000000000266C000-memory.dmp

            Filesize

            432KB

          • memory/3612-3-0x0000000000400000-0x0000000000889000-memory.dmp

            Filesize

            4.5MB

          • memory/3612-1-0x00000000009F0000-0x0000000000AF0000-memory.dmp

            Filesize

            1024KB

          • memory/3612-59-0x0000000000400000-0x0000000000889000-memory.dmp

            Filesize

            4.5MB

          • memory/4296-137-0x0000000000400000-0x00000000008AD000-memory.dmp

            Filesize

            4.7MB

          • memory/4296-67-0x0000000002770000-0x0000000002771000-memory.dmp

            Filesize

            4KB

          • memory/4296-157-0x0000000000400000-0x00000000008AD000-memory.dmp

            Filesize

            4.7MB

          • memory/4592-13-0x0000000000AF0000-0x0000000000BF0000-memory.dmp

            Filesize

            1024KB

          • memory/4592-16-0x0000000061E00000-0x0000000061EF3000-memory.dmp

            Filesize

            972KB

          • memory/4592-15-0x0000000000400000-0x0000000000866000-memory.dmp

            Filesize

            4.4MB

          • memory/4592-14-0x0000000002590000-0x00000000025B7000-memory.dmp

            Filesize

            156KB

          • memory/4592-131-0x0000000000400000-0x0000000000866000-memory.dmp

            Filesize

            4.4MB

          • memory/4592-163-0x0000000000400000-0x0000000000866000-memory.dmp

            Filesize

            4.4MB