Analysis

  • max time kernel
    117s
  • max time network
    136s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02-10-2024 22:03

General

  • Target

    doc20241002383767466374663543.exe

  • Size

    863KB

  • MD5

    feb0d4bd8e2825d986123305b68c0ece

  • SHA1

    3b86b267e0d080d437bb2fca9f5a1e4c567ed97d

  • SHA256

    884c0261a0c4ff07790fa549a0dc1d752bd97ef3e0635536193c585a291a7281

  • SHA512

    aac27ebdac9a5044756c0f1c55de92a805810f7f125b7c2c47ba5520aec54058e06e7ec3a5a8d2f1a7e1698717836d6a37f657350660236dfe1446f3958d9c0a

  • SSDEEP

    12288:UTvCd0Ntl10NBSWiVqJ6SmRnsUYODpHT5yxHriHA7aUuQ7D8:ovZNtUNBSv/5RsdK41rkG9D8

Malware Config

Extracted

Credentials

  • Protocol:
    ftp
  • Host:
    quicklyserv.com
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    omobolajijonze12345

Extracted

Family

vipkeylogger

Signatures

  • VIPKeylogger

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

  • 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 3 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).

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\doc20241002383767466374663543.exe
    "C:\Users\Admin\AppData\Local\Temp\doc20241002383767466374663543.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1472
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\doc20241002383767466374663543.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2124
    • C:\Users\Admin\AppData\Local\Temp\doc20241002383767466374663543.exe
      "C:\Users\Admin\AppData\Local\Temp\doc20241002383767466374663543.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:992

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\doc20241002383767466374663543.exe.log

    Filesize

    1KB

    MD5

    8ec831f3e3a3f77e4a7b9cd32b48384c

    SHA1

    d83f09fd87c5bd86e045873c231c14836e76a05c

    SHA256

    7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

    SHA512

    26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_gf0o4oir.ftd.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/992-11-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB

  • memory/992-36-0x0000000074D70000-0x0000000075520000-memory.dmp

    Filesize

    7.7MB

  • memory/992-62-0x0000000074D70000-0x0000000075520000-memory.dmp

    Filesize

    7.7MB

  • memory/992-63-0x0000000006A30000-0x0000000006BF2000-memory.dmp

    Filesize

    1.8MB

  • memory/992-64-0x00000000068C0000-0x0000000006910000-memory.dmp

    Filesize

    320KB

  • memory/992-65-0x0000000007130000-0x000000000765C000-memory.dmp

    Filesize

    5.2MB

  • memory/992-66-0x0000000074D70000-0x0000000075520000-memory.dmp

    Filesize

    7.7MB

  • memory/992-14-0x0000000074D70000-0x0000000075520000-memory.dmp

    Filesize

    7.7MB

  • memory/1472-5-0x00000000055B0000-0x00000000055BA000-memory.dmp

    Filesize

    40KB

  • memory/1472-10-0x000000000B670000-0x000000000B70C000-memory.dmp

    Filesize

    624KB

  • memory/1472-9-0x0000000002E50000-0x0000000002EDC000-memory.dmp

    Filesize

    560KB

  • memory/1472-8-0x0000000074D70000-0x0000000075520000-memory.dmp

    Filesize

    7.7MB

  • memory/1472-15-0x0000000074D70000-0x0000000075520000-memory.dmp

    Filesize

    7.7MB

  • memory/1472-7-0x0000000074D7E000-0x0000000074D7F000-memory.dmp

    Filesize

    4KB

  • memory/1472-6-0x0000000006CE0000-0x0000000006CFE000-memory.dmp

    Filesize

    120KB

  • memory/1472-0-0x0000000074D7E000-0x0000000074D7F000-memory.dmp

    Filesize

    4KB

  • memory/1472-4-0x0000000074D70000-0x0000000075520000-memory.dmp

    Filesize

    7.7MB

  • memory/1472-3-0x00000000055C0000-0x0000000005652000-memory.dmp

    Filesize

    584KB

  • memory/1472-2-0x0000000005CC0000-0x0000000006264000-memory.dmp

    Filesize

    5.6MB

  • memory/1472-1-0x0000000000AE0000-0x0000000000BBE000-memory.dmp

    Filesize

    888KB

  • memory/2124-27-0x0000000074D70000-0x0000000075520000-memory.dmp

    Filesize

    7.7MB

  • memory/2124-53-0x0000000007800000-0x0000000007896000-memory.dmp

    Filesize

    600KB

  • memory/2124-33-0x0000000074D70000-0x0000000075520000-memory.dmp

    Filesize

    7.7MB

  • memory/2124-34-0x0000000006250000-0x000000000626E000-memory.dmp

    Filesize

    120KB

  • memory/2124-26-0x0000000074D70000-0x0000000075520000-memory.dmp

    Filesize

    7.7MB

  • memory/2124-35-0x00000000062E0000-0x000000000632C000-memory.dmp

    Filesize

    304KB

  • memory/2124-37-0x0000000006810000-0x0000000006842000-memory.dmp

    Filesize

    200KB

  • memory/2124-38-0x00000000707A0000-0x00000000707EC000-memory.dmp

    Filesize

    304KB

  • memory/2124-48-0x00000000067F0000-0x000000000680E000-memory.dmp

    Filesize

    120KB

  • memory/2124-49-0x0000000007440000-0x00000000074E3000-memory.dmp

    Filesize

    652KB

  • memory/2124-50-0x0000000007BC0000-0x000000000823A000-memory.dmp

    Filesize

    6.5MB

  • memory/2124-51-0x0000000007580000-0x000000000759A000-memory.dmp

    Filesize

    104KB

  • memory/2124-52-0x00000000075F0000-0x00000000075FA000-memory.dmp

    Filesize

    40KB

  • memory/2124-28-0x0000000005C10000-0x0000000005F64000-memory.dmp

    Filesize

    3.3MB

  • memory/2124-54-0x0000000007780000-0x0000000007791000-memory.dmp

    Filesize

    68KB

  • memory/2124-55-0x00000000077B0000-0x00000000077BE000-memory.dmp

    Filesize

    56KB

  • memory/2124-56-0x00000000077C0000-0x00000000077D4000-memory.dmp

    Filesize

    80KB

  • memory/2124-57-0x00000000078C0000-0x00000000078DA000-memory.dmp

    Filesize

    104KB

  • memory/2124-58-0x00000000078A0000-0x00000000078A8000-memory.dmp

    Filesize

    32KB

  • memory/2124-61-0x0000000074D70000-0x0000000075520000-memory.dmp

    Filesize

    7.7MB

  • memory/2124-19-0x0000000005A80000-0x0000000005AE6000-memory.dmp

    Filesize

    408KB

  • memory/2124-20-0x0000000005AF0000-0x0000000005B56000-memory.dmp

    Filesize

    408KB

  • memory/2124-18-0x00000000059E0000-0x0000000005A02000-memory.dmp

    Filesize

    136KB

  • memory/2124-17-0x0000000005340000-0x0000000005968000-memory.dmp

    Filesize

    6.2MB

  • memory/2124-16-0x0000000002930000-0x0000000002966000-memory.dmp

    Filesize

    216KB