Analysis

  • max time kernel
    121s
  • max time network
    124s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01-10-2024 06:12

General

  • Target

    3140, EUR.exe

  • Size

    796KB

  • MD5

    332593ae1e0ba5a06370963c37bbbceb

  • SHA1

    994f8e733ba1961882dcdef0c78fc305db4c1c91

  • SHA256

    9ca5a71321522f47140b36e5f1983cff7455dd124caa231d97df29cd654c6893

  • SHA512

    111b6d04597e4f00d8d30cb3e1c8514b92fc1ad936db7553a6f9f00146e0511bedb4d0fcd2cb011959063ffa6eac88a8287724ade1e67a1aa77122390c7e48c0

  • SSDEEP

    12288:UUxLU3TBHWn/JDfaWEtYWWcw/1/4sln7aIK5nRYji9avo0Dx/v7UcM:UUxCHwDiWEepcw/ia7aV6jMG/HYcM

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 2 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 5 IoCs

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

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3140, EUR.exe
    "C:\Users\Admin\AppData\Local\Temp\3140, EUR.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4800
    • 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\3140, EUR.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:908
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\lkuPOyvaWlIu.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1756
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\lkuPOyvaWlIu" /XML "C:\Users\Admin\AppData\Local\Temp\tmpCF46.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:3096
    • C:\Users\Admin\AppData\Local\Temp\3140, EUR.exe
      "C:\Users\Admin\AppData\Local\Temp\3140, EUR.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:4860

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    2KB

    MD5

    3d086a433708053f9bf9523e1d87a4e8

    SHA1

    b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28

    SHA256

    6f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69

    SHA512

    931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

    Filesize

    18KB

    MD5

    7318836cfa71e27b505fcb2f108ea3ad

    SHA1

    c38e597c61d61c25d1223ab3b5a464b214d8071c

    SHA256

    1d1e95ffc37042e68ff31b84d9e272e8b6951166e298d5aa4ed7d787e0f0f3bb

    SHA512

    edd9d0236d37b73ec755fcd5101f590c1779bb8ee13eb6b15073e897cfe00d68b25440f6e39ae66779c56183827a7b039976d0934e0294159b00352ebc636fe0

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_modqndlj.tpp.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmpCF46.tmp

    Filesize

    1KB

    MD5

    5f129f1162d439d323f4a0f62009841b

    SHA1

    1f1383b755da1eda86b2878c840d48cba83d7c97

    SHA256

    db53b073a57499c5cb0679279650855887a3f82322488256f09a0e8def926ba2

    SHA512

    afa0dc70db8ecf7c5b9af1fd1013d64b676c1333a12ef795513201904084565cc640bfb881d506d1adccc387d5a5fea215c0527df52c4ee28a644dfa9b1fa182

  • memory/908-22-0x0000000005DE0000-0x0000000005E46000-memory.dmp

    Filesize

    408KB

  • memory/908-23-0x0000000005E50000-0x0000000005EB6000-memory.dmp

    Filesize

    408KB

  • memory/908-88-0x00000000749B0000-0x0000000075160000-memory.dmp

    Filesize

    7.7MB

  • memory/908-79-0x0000000007A20000-0x0000000007A34000-memory.dmp

    Filesize

    80KB

  • memory/908-77-0x00000000079E0000-0x00000000079F1000-memory.dmp

    Filesize

    68KB

  • memory/908-76-0x0000000007A60000-0x0000000007AF6000-memory.dmp

    Filesize

    600KB

  • memory/908-14-0x0000000002B90000-0x0000000002BC6000-memory.dmp

    Filesize

    216KB

  • memory/908-15-0x00000000749B0000-0x0000000075160000-memory.dmp

    Filesize

    7.7MB

  • memory/908-16-0x0000000005740000-0x0000000005D68000-memory.dmp

    Filesize

    6.2MB

  • memory/908-17-0x00000000749B0000-0x0000000075160000-memory.dmp

    Filesize

    7.7MB

  • memory/908-18-0x00000000749B0000-0x0000000075160000-memory.dmp

    Filesize

    7.7MB

  • memory/908-63-0x0000000071F20000-0x0000000071F6C000-memory.dmp

    Filesize

    304KB

  • memory/908-35-0x0000000005EC0000-0x0000000006214000-memory.dmp

    Filesize

    3.3MB

  • memory/908-21-0x0000000005700000-0x0000000005722000-memory.dmp

    Filesize

    136KB

  • memory/1756-78-0x00000000075D0000-0x00000000075DE000-memory.dmp

    Filesize

    56KB

  • memory/1756-73-0x00000000079E0000-0x000000000805A000-memory.dmp

    Filesize

    6.5MB

  • memory/1756-48-0x0000000006050000-0x000000000606E000-memory.dmp

    Filesize

    120KB

  • memory/1756-49-0x0000000006300000-0x000000000634C000-memory.dmp

    Filesize

    304KB

  • memory/1756-34-0x00000000749B0000-0x0000000075160000-memory.dmp

    Filesize

    7.7MB

  • memory/1756-87-0x00000000749B0000-0x0000000075160000-memory.dmp

    Filesize

    7.7MB

  • memory/1756-81-0x00000000076C0000-0x00000000076C8000-memory.dmp

    Filesize

    32KB

  • memory/1756-80-0x00000000076E0000-0x00000000076FA000-memory.dmp

    Filesize

    104KB

  • memory/1756-61-0x0000000006620000-0x000000000663E000-memory.dmp

    Filesize

    120KB

  • memory/1756-75-0x0000000007410000-0x000000000741A000-memory.dmp

    Filesize

    40KB

  • memory/1756-19-0x00000000749B0000-0x0000000075160000-memory.dmp

    Filesize

    7.7MB

  • memory/1756-62-0x0000000007060000-0x0000000007103000-memory.dmp

    Filesize

    652KB

  • memory/1756-51-0x0000000071F20000-0x0000000071F6C000-memory.dmp

    Filesize

    304KB

  • memory/1756-50-0x0000000007020000-0x0000000007052000-memory.dmp

    Filesize

    200KB

  • memory/1756-74-0x00000000073A0000-0x00000000073BA000-memory.dmp

    Filesize

    104KB

  • memory/1756-29-0x00000000749B0000-0x0000000075160000-memory.dmp

    Filesize

    7.7MB

  • memory/4800-2-0x00000000749B0000-0x0000000075160000-memory.dmp

    Filesize

    7.7MB

  • memory/4800-0-0x00000000749BE000-0x00000000749BF000-memory.dmp

    Filesize

    4KB

  • memory/4800-9-0x000000000B670000-0x000000000B70C000-memory.dmp

    Filesize

    624KB

  • memory/4800-8-0x0000000004D50000-0x0000000004DDC000-memory.dmp

    Filesize

    560KB

  • memory/4800-4-0x0000000005530000-0x00000000055C2000-memory.dmp

    Filesize

    584KB

  • memory/4800-7-0x00000000749B0000-0x0000000075160000-memory.dmp

    Filesize

    7.7MB

  • memory/4800-1-0x00000000008A0000-0x000000000096C000-memory.dmp

    Filesize

    816KB

  • memory/4800-47-0x00000000749B0000-0x0000000075160000-memory.dmp

    Filesize

    7.7MB

  • memory/4800-5-0x0000000006CA0000-0x0000000006CBE000-memory.dmp

    Filesize

    120KB

  • memory/4800-6-0x00000000749BE000-0x00000000749BF000-memory.dmp

    Filesize

    4KB

  • memory/4800-3-0x0000000005A40000-0x0000000005FE4000-memory.dmp

    Filesize

    5.6MB

  • memory/4860-91-0x0000000007020000-0x000000000754C000-memory.dmp

    Filesize

    5.2MB

  • memory/4860-89-0x0000000006920000-0x0000000006AE2000-memory.dmp

    Filesize

    1.8MB

  • memory/4860-90-0x00000000067A0000-0x00000000067F0000-memory.dmp

    Filesize

    320KB

  • memory/4860-45-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB

  • memory/4860-92-0x00000000068F0000-0x00000000068FA000-memory.dmp

    Filesize

    40KB