Analysis

  • max time kernel
    120s
  • max time network
    128s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    05-04-2024 01:43

General

  • Target

    c6d658617506024ad0bc039975f060655e2d566be2bf77bf5d48020318ec1da3.exe

  • Size

    359KB

  • MD5

    b143722ee29d236259835470633551ee

  • SHA1

    69f35e71e72530d437297056f5e1c20f50423edb

  • SHA256

    c6d658617506024ad0bc039975f060655e2d566be2bf77bf5d48020318ec1da3

  • SHA512

    80d503f7351bf364f8f1ae8a32c3717c2a11d4273cc67de632ea4c54d7dd5924024ef43c4d7a940a76e9b4207660ff9a4672e45b2695b88bbbce1ea8c8190401

  • SSDEEP

    6144:XnqaECNPTFkBgWFtBaNzFbwhkzp/LU++d0RIxgZk+mGMeja/K5+QEhIs:6a9NPTF8LFt6Jvzp/L2+Ixp1Gxj4KihJ

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#.

  • Detect binaries embedding considerable number of MFA browser extension IDs. 3 IoCs
  • Detect binaries embedding considerable number of cryptocurrency wallet browser extension IDs. 3 IoCs
  • Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 3 IoCs
  • Detects encrypted or obfuscated .NET executables 1 IoCs
  • Detects executables containing SQL queries to confidential data stores. Observed in infostealers 1 IoCs
  • Detects executables containing potential Windows Defender anti-emulation checks 1 IoCs
  • Downloads MZ/PE file
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 11 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.

  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 7 IoCs
  • Suspicious use of SendNotifyMessage 7 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c6d658617506024ad0bc039975f060655e2d566be2bf77bf5d48020318ec1da3.exe
    "C:\Users\Admin\AppData\Local\Temp\c6d658617506024ad0bc039975f060655e2d566be2bf77bf5d48020318ec1da3.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2148
    • C:\Users\Admin\AppData\Local\Temp\u1no.0.exe
      "C:\Users\Admin\AppData\Local\Temp\u1no.0.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Checks processor information in registry
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2520
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\JDHJKKFBAE.exe"
        3⤵
        • Loads dropped DLL
        • Suspicious use of WriteProcessMemory
        PID:1820
        • C:\Users\Admin\AppData\Local\Temp\JDHJKKFBAE.exe
          "C:\Users\Admin\AppData\Local\Temp\JDHJKKFBAE.exe"
          4⤵
          • Executes dropped EXE
          • Suspicious use of WriteProcessMemory
          PID:2868
          • 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\JDHJKKFBAE.exe
            5⤵
            • Suspicious use of WriteProcessMemory
            PID:2992
            • C:\Windows\SysWOW64\PING.EXE
              ping 2.2.2.2 -n 1 -w 3000
              6⤵
              • Runs ping.exe
              PID:556
    • C:\Users\Admin\AppData\Local\Temp\u1no.1.exe
      "C:\Users\Admin\AppData\Local\Temp\u1no.1.exe"
      2⤵
      • Executes dropped EXE
      • Checks SCSI registry key(s)
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:3028
      • 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:2524

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\ApplicationInsights\bc5a16429b969030a00931a912ea760b7142040cd6caa90f2a646358beabd092\1b94eb3597654930b38ba3f91a8038e8.tmp

    Filesize

    1KB

    MD5

    d8d78513ffd1cbedb582e78a5a6164fe

    SHA1

    550966379deea376879a2c48add6af8cd28083bf

    SHA256

    46aacc29b365598f060beacd52aaca6610be2cf0fdcbf2ff51d254e203de33d1

    SHA512

    e7ef054649fa4acb9602e4fabdf5c5d44fed6a0f3497ee1f554a625c85fa3529ec6f415f8632df2d802f24bfc9f21af1fe3884d867ef740a4d900205ddc9fef3

  • C:\Users\Admin\AppData\Local\Temp\JDHJKKFBAE.exe

    Filesize

    106KB

    MD5

    fe380780b5c35bd6d54541791151c2be

    SHA1

    7fe3a583cf91474c733f85cebf3c857682e269e1

    SHA256

    b64a84d1f88e4e78464a1901c1cb5bbd5f00bb73203d719e64e072157a087b53

    SHA512

    ba05ba8aa13c4bc1cf98fbf6c08b021e8b19354098e0397fc8e1e5d3dcce367c1063203f24e50d0973193f6535681d0a43486e5dade5d112853b7a2fe8739b6c

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

    Filesize

    2KB

    MD5

    496e8511c21f8b42f408e33add6a7ead

    SHA1

    505f1d1388eeea19de968db144d041be8a3afbac

    SHA256

    d99e3e675dc40589f9899a6bcafc188048b3b30ca1095e505086e05fca749197

    SHA512

    938c7790c4d95f6c3b3ed6e7a0629afa3ad4c062cc47ba01f98aaf1768dce788193846d664a42fc0977a3445e9f0657bf35ec7cbbb08d73f78832da67b40433d

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

    Filesize

    3KB

    MD5

    a84b265d7d8fd7aba198f1d3bcb89bd8

    SHA1

    fe84049dbe05b9939ff8bf474da1c11f9247d9f5

    SHA256

    24a007245fe7460ac6bd9c5fa3ef282ffe42052ef5c30ae38b0ceeef2e0aa3b7

    SHA512

    fde8ea3f5a496db32151d6420d9b1cf6eb801146f5497c79e47c486c8b31714cd0a9614b8a04cf949d804a5409032df4e5c427a023ab84151c262e47c0b93a32

  • C:\Users\Admin\AppData\Local\Temp\u1no.0.exe

    Filesize

    202KB

    MD5

    a7f49a8821946e6fa9972b8af2909998

    SHA1

    3049a4914b90e1c35039d467762b84d15a812f48

    SHA256

    2cc3c9aeb3d46d7fb8ce6beb5d49f47ff9b418f10beceae83991154ae40851ff

    SHA512

    518c557537ef9650cf6e6288eb4b4b997b2c2fecc353c8a61f0493ccee479d9168853cc9ad471d8e0e04f3d29b30895da0c5f9fc0b431462d6723128491d27a4

  • \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

  • \Users\Admin\AppData\Local\Temp\u1no.1.exe

    Filesize

    4.6MB

    MD5

    397926927bca55be4a77839b1c44de6e

    SHA1

    e10f3434ef3021c399dbba047832f02b3c898dbd

    SHA256

    4f07e1095cc915b2d46eb149d1c3be14f3f4b4bd2742517265947fd23bdca5a7

    SHA512

    cf54136b977fc8af7e8746d78676d0d464362a8cfa2213e392487003b5034562ee802e6911760b98a847bddd36ad664f32d849af84d7e208d4648bd97a2fa954

  • memory/2148-23-0x0000000000400000-0x0000000002B83000-memory.dmp

    Filesize

    39.5MB

  • memory/2148-1-0x0000000000260000-0x0000000000360000-memory.dmp

    Filesize

    1024KB

  • memory/2148-2-0x0000000004300000-0x000000000436C000-memory.dmp

    Filesize

    432KB

  • memory/2148-48-0x0000000000400000-0x0000000002B83000-memory.dmp

    Filesize

    39.5MB

  • memory/2148-6-0x0000000000260000-0x0000000000360000-memory.dmp

    Filesize

    1024KB

  • memory/2148-61-0x0000000000260000-0x0000000000360000-memory.dmp

    Filesize

    1024KB

  • memory/2148-3-0x0000000000400000-0x0000000002B83000-memory.dmp

    Filesize

    39.5MB

  • memory/2520-24-0x0000000002C00000-0x0000000002D00000-memory.dmp

    Filesize

    1024KB

  • memory/2520-26-0x0000000000400000-0x0000000002B5C000-memory.dmp

    Filesize

    39.4MB

  • memory/2520-108-0x0000000000400000-0x0000000002B5C000-memory.dmp

    Filesize

    39.4MB

  • memory/2520-28-0x0000000061E00000-0x0000000061EF3000-memory.dmp

    Filesize

    972KB

  • memory/2520-25-0x0000000000220000-0x0000000000247000-memory.dmp

    Filesize

    156KB

  • memory/2520-151-0x0000000002C00000-0x0000000002D00000-memory.dmp

    Filesize

    1024KB

  • memory/2520-148-0x0000000000400000-0x0000000002B5C000-memory.dmp

    Filesize

    39.4MB

  • memory/2524-159-0x000000001EE20000-0x000000001EF30000-memory.dmp

    Filesize

    1.1MB

  • memory/2524-182-0x000000001E4A0000-0x000000001E4C2000-memory.dmp

    Filesize

    136KB

  • memory/2524-196-0x000000001E040000-0x000000001E0C0000-memory.dmp

    Filesize

    512KB

  • memory/2524-155-0x0000000000F40000-0x0000000004838000-memory.dmp

    Filesize

    57.0MB

  • memory/2524-195-0x000000001E040000-0x000000001E0C0000-memory.dmp

    Filesize

    512KB

  • memory/2524-194-0x000000001E040000-0x000000001E0C0000-memory.dmp

    Filesize

    512KB

  • memory/2524-158-0x000000001E040000-0x000000001E0C0000-memory.dmp

    Filesize

    512KB

  • memory/2524-192-0x0000000000190000-0x000000000019A000-memory.dmp

    Filesize

    40KB

  • memory/2524-161-0x00000000005E0000-0x00000000005EC000-memory.dmp

    Filesize

    48KB

  • memory/2524-160-0x00000000001A0000-0x00000000001B0000-memory.dmp

    Filesize

    64KB

  • memory/2524-162-0x0000000000420000-0x0000000000434000-memory.dmp

    Filesize

    80KB

  • memory/2524-163-0x0000000000F20000-0x0000000000F44000-memory.dmp

    Filesize

    144KB

  • memory/2524-164-0x00000000005F0000-0x00000000005FA000-memory.dmp

    Filesize

    40KB

  • memory/2524-165-0x000000001ED60000-0x000000001ED8A000-memory.dmp

    Filesize

    168KB

  • memory/2524-166-0x000000001F1F0000-0x000000001F2A2000-memory.dmp

    Filesize

    712KB

  • memory/2524-167-0x000000001DFC0000-0x000000001E03A000-memory.dmp

    Filesize

    488KB

  • memory/2524-168-0x0000000000C10000-0x0000000000C72000-memory.dmp

    Filesize

    392KB

  • memory/2524-193-0x0000000000190000-0x000000000019A000-memory.dmp

    Filesize

    40KB

  • memory/2524-170-0x0000000000170000-0x000000000017A000-memory.dmp

    Filesize

    40KB

  • memory/2524-174-0x000000001F930000-0x000000001FC30000-memory.dmp

    Filesize

    3.0MB

  • memory/2524-177-0x0000000000190000-0x000000000019A000-memory.dmp

    Filesize

    40KB

  • memory/2524-189-0x000000001E040000-0x000000001E0C0000-memory.dmp

    Filesize

    512KB

  • memory/2524-179-0x000000001E040000-0x000000001E0C0000-memory.dmp

    Filesize

    512KB

  • memory/2524-180-0x000000001E040000-0x000000001E0C0000-memory.dmp

    Filesize

    512KB

  • memory/2524-181-0x0000000000E10000-0x0000000000E1A000-memory.dmp

    Filesize

    40KB

  • memory/2524-149-0x000007FEF5A00000-0x000007FEF63EC000-memory.dmp

    Filesize

    9.9MB

  • memory/2524-185-0x000000001E040000-0x000000001E0C0000-memory.dmp

    Filesize

    512KB

  • memory/2524-186-0x000000001E0C0000-0x000000001E0CC000-memory.dmp

    Filesize

    48KB

  • memory/2524-187-0x000007FEF5A00000-0x000007FEF63EC000-memory.dmp

    Filesize

    9.9MB

  • memory/2868-178-0x0000000073360000-0x0000000073A4E000-memory.dmp

    Filesize

    6.9MB

  • memory/2868-169-0x0000000000310000-0x0000000000350000-memory.dmp

    Filesize

    256KB

  • memory/2868-157-0x00000000011B0000-0x00000000011D0000-memory.dmp

    Filesize

    128KB

  • memory/2868-156-0x0000000073360000-0x0000000073A4E000-memory.dmp

    Filesize

    6.9MB

  • memory/3028-127-0x0000000000400000-0x00000000008AD000-memory.dmp

    Filesize

    4.7MB

  • memory/3028-144-0x0000000000400000-0x00000000008AD000-memory.dmp

    Filesize

    4.7MB

  • memory/3028-58-0x00000000002B0000-0x00000000002B1000-memory.dmp

    Filesize

    4KB