Analysis

  • max time kernel
    141s
  • max time network
    138s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29/08/2024, 05:25

General

  • Target

    d02d1c775c3526df43c2889625839f70139be9c649ff1e84a70c40e29ad159fb.exe

  • Size

    856KB

  • MD5

    900c6b0fc2bdf874176051a0c0642fa4

  • SHA1

    23b0d06e04cb13de27aebb37b1b51b238a9ff27a

  • SHA256

    d02d1c775c3526df43c2889625839f70139be9c649ff1e84a70c40e29ad159fb

  • SHA512

    2b2b74fd3decd16deecaaa4135d78d854e6ca91ab5f389a42043c4af4935e77284ac5222ffdba0579d0b075dce979b20c556f217967471254561ecd2d4d8c28c

  • SSDEEP

    24576:opLRCVIBhhTbxX/KZp8uAllBKuIHl8rnGDNnQA:ozCVMhhTbxXyr8umlPIF8roQA

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    us2.smtp.mailhostbox.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    l!xsPcJ7

Extracted

Family

vipkeylogger

Credentials

Signatures

  • VIPKeylogger

    VIPKeylogger is a keylogger and infostealer written in C# and it resembles SnakeKeylogger that was found in 2020.

  • Credentials from Password Stores: Credentials from Web Browsers 1 TTPs

    Malicious Access or copy of Web Browser Credential store.

  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 1 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d02d1c775c3526df43c2889625839f70139be9c649ff1e84a70c40e29ad159fb.exe
    "C:\Users\Admin\AppData\Local\Temp\d02d1c775c3526df43c2889625839f70139be9c649ff1e84a70c40e29ad159fb.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1504
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\d02d1c775c3526df43c2889625839f70139be9c649ff1e84a70c40e29ad159fb.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4200
    • C:\Users\Admin\AppData\Local\Temp\d02d1c775c3526df43c2889625839f70139be9c649ff1e84a70c40e29ad159fb.exe
      C:\Users\Admin\AppData\Local\Temp\d02d1c775c3526df43c2889625839f70139be9c649ff1e84a70c40e29ad159fb.exe
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:3960

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\d02d1c775c3526df43c2889625839f70139be9c649ff1e84a70c40e29ad159fb.exe.log

    Filesize

    1KB

    MD5

    00e11b196d5ba77191cba469e8925764

    SHA1

    f1546b803f20c8b4010f862843edc0b0771a681b

    SHA256

    abfc56372bee93b3c083a66ac449e55f824c5ef64cbb87d656011cc0ff1ec6c1

    SHA512

    985bd5a4d4f516701e54a4c361dd3a454cb107694cd240336e32365822f49b47f0a2e0cc04ae7866bfd4d142175540bb329f02f3e1b990e9a09c63c2e258f0a7

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_t1re5pkt.qq5.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/1504-12-0x00007FF9D8CD0000-0x00007FF9D9791000-memory.dmp

    Filesize

    10.8MB

  • memory/1504-1-0x0000000000890000-0x0000000000968000-memory.dmp

    Filesize

    864KB

  • memory/1504-2-0x00007FF9D8CD0000-0x00007FF9D9791000-memory.dmp

    Filesize

    10.8MB

  • memory/1504-3-0x0000000003560000-0x0000000003584000-memory.dmp

    Filesize

    144KB

  • memory/1504-4-0x00007FF9D8CD0000-0x00007FF9D9791000-memory.dmp

    Filesize

    10.8MB

  • memory/1504-5-0x0000000003580000-0x0000000003596000-memory.dmp

    Filesize

    88KB

  • memory/1504-6-0x0000000001490000-0x00000000014A4000-memory.dmp

    Filesize

    80KB

  • memory/1504-7-0x000000001D6A0000-0x000000001D728000-memory.dmp

    Filesize

    544KB

  • memory/1504-0-0x00007FF9D8CD3000-0x00007FF9D8CD5000-memory.dmp

    Filesize

    8KB

  • memory/3960-11-0x00007FF9D8CD0000-0x00007FF9D9791000-memory.dmp

    Filesize

    10.8MB

  • memory/3960-13-0x00007FF9D8CD0000-0x00007FF9D9791000-memory.dmp

    Filesize

    10.8MB

  • memory/3960-8-0x0000000140000000-0x0000000140048000-memory.dmp

    Filesize

    288KB

  • memory/3960-27-0x00007FF9D8CD0000-0x00007FF9D9791000-memory.dmp

    Filesize

    10.8MB

  • memory/3960-28-0x00007FF9D8CD0000-0x00007FF9D9791000-memory.dmp

    Filesize

    10.8MB

  • memory/3960-29-0x000000001E4C0000-0x000000001E682000-memory.dmp

    Filesize

    1.8MB

  • memory/3960-30-0x0000000002C10000-0x0000000002C60000-memory.dmp

    Filesize

    320KB

  • memory/3960-31-0x000000001EBC0000-0x000000001F0E8000-memory.dmp

    Filesize

    5.2MB

  • memory/4200-23-0x000001E94B570000-0x000001E94B592000-memory.dmp

    Filesize

    136KB

  • memory/4200-26-0x000001E963C00000-0x000001E963D6A000-memory.dmp

    Filesize

    1.4MB