Analysis

  • max time kernel
    193s
  • max time network
    301s
  • platform
    windows10-1703_x64
  • resource
    win10-20240404-en
  • resource tags

    arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
  • submitted
    07-05-2024 22:39

General

  • Target

    364e800c0cf1962f36e41f8f1a5a1029decb25007c712277275729e299543683.exe

  • Size

    408KB

  • MD5

    a4dcfaa13e52e432fc8fdca623c6f01e

  • SHA1

    a31d46c6989187943a2ff623c0ce40989dc22739

  • SHA256

    364e800c0cf1962f36e41f8f1a5a1029decb25007c712277275729e299543683

  • SHA512

    ef19c81dfbc921c4e2201f97b3e42895bad3a8783f92ed4d0a69b5e76729115e6b127591041cdd245e9f32db36f0955b12ee4ab1014ac53ab5560ad6aaa5b6bb

  • SSDEEP

    6144:Et/Mq3iBOHmgiOSbXEX1Hj09wKU2mvAJgiBthwUl:LaRilbUX2jS2Bt2Ul

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\364e800c0cf1962f36e41f8f1a5a1029decb25007c712277275729e299543683.exe
    "C:\Users\Admin\AppData\Local\Temp\364e800c0cf1962f36e41f8f1a5a1029decb25007c712277275729e299543683.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3748
    • C:\Users\Admin\AppData\Local\Temp\u2w4.0.exe
      "C:\Users\Admin\AppData\Local\Temp\u2w4.0.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Checks processor information in registry
      • Suspicious behavior: EnumeratesProcesses
      PID:2228
    • C:\Users\Admin\AppData\Local\Temp\u2w4.1.exe
      "C:\Users\Admin\AppData\Local\Temp\u2w4.1.exe"
      2⤵
      • Executes dropped EXE
      • Checks SCSI registry key(s)
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:3676
      • 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:2432

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\iolo\dm\ioloDMLog.txt

    Filesize

    2KB

    MD5

    998b73cf2464d1c6a2bfc1145c20603b

    SHA1

    e739886b048d26ae002e257f8be406fbe594c9b8

    SHA256

    dfec4437eda9f06b4f2900d74231fb46ed86dfd4a4f6f26d6bbeaad7491b1597

    SHA512

    205bac7450b1f0bace13d4d913de8fa67b931ed211a99bfe6bdbebf01e5d2d43a6bad12ef684465cd9f69c51b27945caf60e1ac1d3365fe8a70bf0b90544a3da

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

    Filesize

    3KB

    MD5

    47f14a2274ac9ca3ee24e47635fbd16d

    SHA1

    f159442d22257001ccf6c85d85caba2a6a4b5cdb

    SHA256

    d73058997f1ff4a5fa41f059c6e6a54da26035cb110f2873a96b2fa7dfd813b1

    SHA512

    1f7f05230aef3c9a61ba6c6bb1ad03896946065cb23a933fff76babe76dfb1dfc2fd3bd3e16a54fe3a0061f4dd6bce4dff5c9c99d4eb1251aaae9e60978d5e0d

  • C:\Users\Admin\AppData\Local\Temp\u2w4.0.exe

    Filesize

    262KB

    MD5

    49c818da112894812df1468c79b96bbc

    SHA1

    b943d8877e19b59cd6f61f702c659e635fd96a4f

    SHA256

    7dee0c70282dffb5642fe42e1d7480ace50d58fad04f41f240b99dd7be432a3a

    SHA512

    5171905e30b07b72a32f12b0d9a39003d1a8aa83feeb25cb867a2290eed5e8bf3c6b2d7e5eb85be31a1bc818726dafd899d9956440804b2ef47d46e41c259732

  • C:\Users\Admin\AppData\Local\Temp\u2w4.1.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/2228-159-0x0000000000400000-0x0000000002AFE000-memory.dmp

    Filesize

    39.0MB

  • memory/2228-153-0x0000000000400000-0x0000000002AFE000-memory.dmp

    Filesize

    39.0MB

  • memory/2228-140-0x0000000000400000-0x0000000002AFE000-memory.dmp

    Filesize

    39.0MB

  • memory/2228-26-0x0000000061E00000-0x0000000061EF3000-memory.dmp

    Filesize

    972KB

  • memory/2228-73-0x0000000000400000-0x0000000002AFE000-memory.dmp

    Filesize

    39.0MB

  • memory/2432-92-0x00000225D0320000-0x00000225D032A000-memory.dmp

    Filesize

    40KB

  • memory/2432-112-0x00000225EE4C0000-0x00000225EE4CC000-memory.dmp

    Filesize

    48KB

  • memory/2432-86-0x00000225CACE0000-0x00000225CE514000-memory.dmp

    Filesize

    56.2MB

  • memory/2432-87-0x00000225E8D20000-0x00000225E8E2A000-memory.dmp

    Filesize

    1.0MB

  • memory/2432-89-0x00000225D0360000-0x00000225D036C000-memory.dmp

    Filesize

    48KB

  • memory/2432-88-0x00000225CEBF0000-0x00000225CEC00000-memory.dmp

    Filesize

    64KB

  • memory/2432-90-0x00000225D0350000-0x00000225D0364000-memory.dmp

    Filesize

    80KB

  • memory/2432-91-0x00000225D0380000-0x00000225D03A4000-memory.dmp

    Filesize

    144KB

  • memory/2432-114-0x00000225EE570000-0x00000225EE58E000-memory.dmp

    Filesize

    120KB

  • memory/2432-93-0x00000225E9060000-0x00000225E9112000-memory.dmp

    Filesize

    712KB

  • memory/2432-94-0x00000225E8BD0000-0x00000225E8BFA000-memory.dmp

    Filesize

    168KB

  • memory/2432-95-0x00000225E9160000-0x00000225E91B0000-memory.dmp

    Filesize

    320KB

  • memory/2432-96-0x00000225E91B0000-0x00000225E91D2000-memory.dmp

    Filesize

    136KB

  • memory/2432-97-0x00000225D0330000-0x00000225D033A000-memory.dmp

    Filesize

    40KB

  • memory/2432-101-0x00000225E91E0000-0x00000225E94E0000-memory.dmp

    Filesize

    3.0MB

  • memory/2432-103-0x00000225ED320000-0x00000225ED328000-memory.dmp

    Filesize

    32KB

  • memory/2432-104-0x00000225ED3A0000-0x00000225ED3D8000-memory.dmp

    Filesize

    224KB

  • memory/2432-105-0x00000225ED380000-0x00000225ED388000-memory.dmp

    Filesize

    32KB

  • memory/2432-106-0x00000225EE4B0000-0x00000225EE4BA000-memory.dmp

    Filesize

    40KB

  • memory/2432-108-0x00000225EE530000-0x00000225EE552000-memory.dmp

    Filesize

    136KB

  • memory/2432-107-0x00000225EE4D0000-0x00000225EE532000-memory.dmp

    Filesize

    392KB

  • memory/2432-109-0x00000225EEA90000-0x00000225EEFB6000-memory.dmp

    Filesize

    5.1MB

  • memory/2432-113-0x00000225EE610000-0x00000225EE686000-memory.dmp

    Filesize

    472KB

  • memory/3676-85-0x0000000000400000-0x00000000008AD000-memory.dmp

    Filesize

    4.7MB

  • memory/3748-1-0x0000000002D80000-0x0000000002E80000-memory.dmp

    Filesize

    1024KB

  • memory/3748-15-0x0000000000400000-0x0000000002B23000-memory.dmp

    Filesize

    39.1MB

  • memory/3748-17-0x0000000000400000-0x000000000046F000-memory.dmp

    Filesize

    444KB

  • memory/3748-16-0x0000000002C90000-0x0000000002CFC000-memory.dmp

    Filesize

    432KB

  • memory/3748-10-0x0000000000400000-0x0000000002B23000-memory.dmp

    Filesize

    39.1MB

  • memory/3748-3-0x0000000000400000-0x000000000046F000-memory.dmp

    Filesize

    444KB

  • memory/3748-2-0x0000000002C90000-0x0000000002CFC000-memory.dmp

    Filesize

    432KB