Analysis

  • max time kernel
    190s
  • max time network
    300s
  • platform
    windows10-1703_x64
  • resource
    win10-20240404-en
  • resource tags

    arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
  • submitted
    06-05-2024 05:52

General

  • Target

    f000cf9df04caf982a587f04d727fad5be0716146827a46e9e3cdc299952829d.exe

  • Size

    406KB

  • MD5

    8c119343e6bf0180eebef7023c6dd30a

  • SHA1

    edd4dbb9fe569cdf6bd427c4397005876ccca575

  • SHA256

    f000cf9df04caf982a587f04d727fad5be0716146827a46e9e3cdc299952829d

  • SHA512

    4e890229827cf489b0fbc917a688bba239e635e6a53f05b3c55186bd564f06d0e71bde53311be312056fb4382c7c623cc0eb0326aa66f579a68aecf46c2c6c8d

  • SSDEEP

    6144:cGGgSwmijoz/lKRqjAMR2lnaID8lGQfVhW9N1:Qg7LjItKQMi1O8lbS/1

Malware Config

Extracted

Family

stealc

C2

http://185.172.128.150

Attributes
  • url_path

    /c698e1bc8a2f5e6d.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 2 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).

  • 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.

  • 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 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f000cf9df04caf982a587f04d727fad5be0716146827a46e9e3cdc299952829d.exe
    "C:\Users\Admin\AppData\Local\Temp\f000cf9df04caf982a587f04d727fad5be0716146827a46e9e3cdc299952829d.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3272
    • C:\Users\Admin\AppData\Local\Temp\u2iw.0.exe
      "C:\Users\Admin\AppData\Local\Temp\u2iw.0.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Checks processor information in registry
      • Suspicious behavior: EnumeratesProcesses
      PID:4816
    • C:\Users\Admin\AppData\Local\Temp\u2iw.1.exe
      "C:\Users\Admin\AppData\Local\Temp\u2iw.1.exe"
      2⤵
      • Executes dropped EXE
      • Checks SCSI registry key(s)
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:1180
      • 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:4648

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:\Users\Admin\AppData\Local\Temp\u2iw.0.exe

    Filesize

    275KB

    MD5

    31c1bdc2c9075e8c2eab9353c41c117f

    SHA1

    ab28fb009dc8c2fa244c773760109e38711b1025

    SHA256

    4e08b9b37494a1917d2ab809fff59b3a45673a80d25587e51c8749331bb56233

    SHA512

    78b995611e33b441e9ebaeecbbce3ec96bbfcac7f71bd0f639ab1e3394900be5c80893dfc8957b696609eca7ce1933d58f026c7be389795f0dcc72ad3fc35593

  • C:\Users\Admin\AppData\Local\Temp\u2iw.1.exe

    Filesize

    4.6MB

    MD5

    397926927bca55be4a77839b1c44de6e

    SHA1

    e10f3434ef3021c399dbba047832f02b3c898dbd

    SHA256

    4f07e1095cc915b2d46eb149d1c3be14f3f4b4bd2742517265947fd23bdca5a7

    SHA512

    cf54136b977fc8af7e8746d78676d0d464362a8cfa2213e392487003b5034562ee802e6911760b98a847bddd36ad664f32d849af84d7e208d4648bd97a2fa954

  • \ProgramData\mozglue.dll

    Filesize

    593KB

    MD5

    c8fd9be83bc728cc04beffafc2907fe9

    SHA1

    95ab9f701e0024cedfbd312bcfe4e726744c4f2e

    SHA256

    ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a

    SHA512

    fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040

  • \ProgramData\nss3.dll

    Filesize

    2.0MB

    MD5

    1cc453cdf74f31e4d913ff9c10acdde2

    SHA1

    6e85eae544d6e965f15fa5c39700fa7202f3aafe

    SHA256

    ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5

    SHA512

    dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571

  • memory/1180-116-0x0000000000400000-0x00000000008AD000-memory.dmp

    Filesize

    4.7MB

  • memory/1180-113-0x0000000000400000-0x00000000008AD000-memory.dmp

    Filesize

    4.7MB

  • memory/3272-3-0x0000000000400000-0x000000000046F000-memory.dmp

    Filesize

    444KB

  • memory/3272-1-0x0000000002D40000-0x0000000002E40000-memory.dmp

    Filesize

    1024KB

  • memory/3272-2-0x0000000002CD0000-0x0000000002D3C000-memory.dmp

    Filesize

    432KB

  • memory/3272-39-0x0000000000400000-0x0000000002B23000-memory.dmp

    Filesize

    39.1MB

  • memory/3272-48-0x0000000002CD0000-0x0000000002D3C000-memory.dmp

    Filesize

    432KB

  • memory/3272-49-0x0000000000400000-0x000000000046F000-memory.dmp

    Filesize

    444KB

  • memory/3272-47-0x0000000000400000-0x0000000002B23000-memory.dmp

    Filesize

    39.1MB

  • memory/4648-117-0x0000019704E90000-0x0000019708788000-memory.dmp

    Filesize

    57.0MB

  • memory/4648-126-0x00000197233F0000-0x000001972346A000-memory.dmp

    Filesize

    488KB

  • memory/4648-145-0x00000197280E0000-0x00000197280FE000-memory.dmp

    Filesize

    120KB

  • memory/4648-144-0x0000019728060000-0x0000019728082000-memory.dmp

    Filesize

    136KB

  • memory/4648-143-0x0000019728020000-0x000001972802C000-memory.dmp

    Filesize

    48KB

  • memory/4648-142-0x0000019728090000-0x00000197280E0000-memory.dmp

    Filesize

    320KB

  • memory/4648-139-0x0000019728560000-0x0000019728A86000-memory.dmp

    Filesize

    5.1MB

  • memory/4648-118-0x0000019723050000-0x0000019723160000-memory.dmp

    Filesize

    1.1MB

  • memory/4648-119-0x000001970A460000-0x000001970A470000-memory.dmp

    Filesize

    64KB

  • memory/4648-120-0x000001970A480000-0x000001970A48C000-memory.dmp

    Filesize

    48KB

  • memory/4648-121-0x000001970A470000-0x000001970A484000-memory.dmp

    Filesize

    80KB

  • memory/4648-122-0x0000019722E00000-0x0000019722E24000-memory.dmp

    Filesize

    144KB

  • memory/4648-123-0x0000019722E20000-0x0000019722E2A000-memory.dmp

    Filesize

    40KB

  • memory/4648-124-0x0000019722F60000-0x0000019722F8A000-memory.dmp

    Filesize

    168KB

  • memory/4648-125-0x0000019722F90000-0x0000019723042000-memory.dmp

    Filesize

    712KB

  • memory/4648-138-0x0000019728000000-0x0000019728022000-memory.dmp

    Filesize

    136KB

  • memory/4648-127-0x0000019723160000-0x00000197231C2000-memory.dmp

    Filesize

    392KB

  • memory/4648-128-0x00000197234F0000-0x0000019723566000-memory.dmp

    Filesize

    472KB

  • memory/4648-129-0x000001970A320000-0x000001970A32A000-memory.dmp

    Filesize

    40KB

  • memory/4648-133-0x0000019723570000-0x0000019723870000-memory.dmp

    Filesize

    3.0MB

  • memory/4648-135-0x0000019727670000-0x0000019727678000-memory.dmp

    Filesize

    32KB

  • memory/4648-136-0x0000019727D10000-0x0000019727D48000-memory.dmp

    Filesize

    224KB

  • memory/4648-137-0x0000019727FF0000-0x0000019727FFA000-memory.dmp

    Filesize

    40KB

  • memory/4816-14-0x0000000061E00000-0x0000000061EF3000-memory.dmp

    Filesize

    972KB

  • memory/4816-10-0x0000000000400000-0x0000000001A0F000-memory.dmp

    Filesize

    22.1MB

  • memory/4816-11-0x0000000000400000-0x0000000001A0F000-memory.dmp

    Filesize

    22.1MB

  • memory/4816-12-0x0000000000400000-0x0000000001A0F000-memory.dmp

    Filesize

    22.1MB

  • memory/4816-103-0x0000000000400000-0x0000000001A0F000-memory.dmp

    Filesize

    22.1MB

  • memory/4816-102-0x0000000000400000-0x0000000001A0F000-memory.dmp

    Filesize

    22.1MB