Analysis

  • max time kernel
    135s
  • max time network
    140s
  • 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 12:47

General

  • Target

    hesaphareketi-01.bat.exe

  • Size

    743KB

  • MD5

    5d187da30baee4d1caa3fa7dc6756dde

  • SHA1

    c2904d4627f79ff40a922bd604dc30be04fc48c9

  • SHA256

    3279f79164633c0881c50971c98ca39bc9367111410f77582700468f2c0e3dd1

  • SHA512

    287adda92ffc32b6070de1bdbeebfa03285f1d45aee93114b056e62cf3b174d1820269f2375bb1ee0ba55de453dc297d68d2b5aac4a3578f0a9eb6db63e83fdd

  • SSDEEP

    12288:svIdKRwhyM8aqsj0EaQhsMyN69xaLT2RpPT2XzTbQ:sj2r8aHEQ9ye/P6XzY

Malware Config

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\hesaphareketi-01.bat.exe
    "C:\Users\Admin\AppData\Local\Temp\hesaphareketi-01.bat.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1580
    • 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\hesaphareketi-01.bat.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4796
    • C:\Users\Admin\AppData\Local\Temp\hesaphareketi-01.bat.exe
      "C:\Users\Admin\AppData\Local\Temp\hesaphareketi-01.bat.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:760

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_mi5on11p.4iq.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/760-11-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB

  • memory/760-60-0x0000000074530000-0x0000000074CE0000-memory.dmp

    Filesize

    7.7MB

  • memory/760-61-0x00000000069A0000-0x0000000006B62000-memory.dmp

    Filesize

    1.8MB

  • memory/760-62-0x0000000006820000-0x0000000006870000-memory.dmp

    Filesize

    320KB

  • memory/760-27-0x0000000074530000-0x0000000074CE0000-memory.dmp

    Filesize

    7.7MB

  • memory/760-63-0x0000000074530000-0x0000000074CE0000-memory.dmp

    Filesize

    7.7MB

  • memory/760-13-0x0000000074530000-0x0000000074CE0000-memory.dmp

    Filesize

    7.7MB

  • memory/1580-5-0x00000000059B0000-0x00000000059BA000-memory.dmp

    Filesize

    40KB

  • memory/1580-9-0x0000000005420000-0x00000000054AC000-memory.dmp

    Filesize

    560KB

  • memory/1580-10-0x000000000BCE0000-0x000000000BD7C000-memory.dmp

    Filesize

    624KB

  • memory/1580-8-0x0000000074530000-0x0000000074CE0000-memory.dmp

    Filesize

    7.7MB

  • memory/1580-7-0x000000007453E000-0x000000007453F000-memory.dmp

    Filesize

    4KB

  • memory/1580-14-0x0000000074530000-0x0000000074CE0000-memory.dmp

    Filesize

    7.7MB

  • memory/1580-6-0x0000000005C70000-0x0000000005C8E000-memory.dmp

    Filesize

    120KB

  • memory/1580-4-0x0000000074530000-0x0000000074CE0000-memory.dmp

    Filesize

    7.7MB

  • memory/1580-3-0x0000000005A20000-0x0000000005AB2000-memory.dmp

    Filesize

    584KB

  • memory/1580-2-0x0000000005FD0000-0x0000000006574000-memory.dmp

    Filesize

    5.6MB

  • memory/1580-1-0x0000000000F40000-0x0000000001000000-memory.dmp

    Filesize

    768KB

  • memory/1580-0-0x000000007453E000-0x000000007453F000-memory.dmp

    Filesize

    4KB

  • memory/4796-32-0x0000000005950000-0x0000000005CA4000-memory.dmp

    Filesize

    3.3MB

  • memory/4796-49-0x00000000071F0000-0x000000000720A000-memory.dmp

    Filesize

    104KB

  • memory/4796-20-0x00000000056E0000-0x0000000005746000-memory.dmp

    Filesize

    408KB

  • memory/4796-31-0x0000000074530000-0x0000000074CE0000-memory.dmp

    Filesize

    7.7MB

  • memory/4796-33-0x0000000005EC0000-0x0000000005EDE000-memory.dmp

    Filesize

    120KB

  • memory/4796-34-0x0000000005F10000-0x0000000005F5C000-memory.dmp

    Filesize

    304KB

  • memory/4796-35-0x0000000006490000-0x00000000064C2000-memory.dmp

    Filesize

    200KB

  • memory/4796-36-0x000000006FF40000-0x000000006FF8C000-memory.dmp

    Filesize

    304KB

  • memory/4796-46-0x0000000006E90000-0x0000000006EAE000-memory.dmp

    Filesize

    120KB

  • memory/4796-47-0x0000000006EB0000-0x0000000006F53000-memory.dmp

    Filesize

    652KB

  • memory/4796-48-0x0000000007830000-0x0000000007EAA000-memory.dmp

    Filesize

    6.5MB

  • memory/4796-19-0x0000000005670000-0x00000000056D6000-memory.dmp

    Filesize

    408KB

  • memory/4796-50-0x0000000007260000-0x000000000726A000-memory.dmp

    Filesize

    40KB

  • memory/4796-51-0x0000000007470000-0x0000000007506000-memory.dmp

    Filesize

    600KB

  • memory/4796-52-0x00000000073F0000-0x0000000007401000-memory.dmp

    Filesize

    68KB

  • memory/4796-53-0x0000000007420000-0x000000000742E000-memory.dmp

    Filesize

    56KB

  • memory/4796-54-0x0000000007430000-0x0000000007444000-memory.dmp

    Filesize

    80KB

  • memory/4796-55-0x0000000007530000-0x000000000754A000-memory.dmp

    Filesize

    104KB

  • memory/4796-56-0x0000000007510000-0x0000000007518000-memory.dmp

    Filesize

    32KB

  • memory/4796-59-0x0000000074530000-0x0000000074CE0000-memory.dmp

    Filesize

    7.7MB

  • memory/4796-18-0x0000000004F00000-0x0000000004F22000-memory.dmp

    Filesize

    136KB

  • memory/4796-17-0x0000000005040000-0x0000000005668000-memory.dmp

    Filesize

    6.2MB

  • memory/4796-16-0x0000000074530000-0x0000000074CE0000-memory.dmp

    Filesize

    7.7MB

  • memory/4796-15-0x0000000004930000-0x0000000004966000-memory.dmp

    Filesize

    216KB