Analysis

  • max time kernel
    142s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    31/03/2024, 05:09

General

  • Target

    4dfab4889288090c9ea382ac2e589ad8_JaffaCakes118.exe

  • Size

    666KB

  • MD5

    4dfab4889288090c9ea382ac2e589ad8

  • SHA1

    09a1c5c406c56fc919aad7f2687fe007f51dd881

  • SHA256

    22dbf29f7b7ee63da9418ab462b83e242823b83af7d697e7cf34796febc4d884

  • SHA512

    bf6bf78a8c1b644bbd5513af2c87dc4bb979898d09913a634c4ae92c1115e451b770d26de13df13f6fdd0542b329f05b85f0d40fd713fc1b1254bef880e8d821

  • SSDEEP

    12288:pdG/qLDpTFCAYdwQVp03LNQuFdsCggBm5xB27Ygc9KEhR9KT/W5S:pgAVEAY3CkCt+x47YZ9hhRAT/8

Score
10/10

Malware Config

Extracted

Family

vidar

Version

41.3

Botnet

1008

C2

https://mas.to/@oleg98

Attributes
  • profile_id

    1008

Signatures

  • Vidar

    Vidar is an infostealer based on Arkei stealer.

  • Vidar Stealer 4 IoCs
  • Program crash 1 IoCs
  • Modifies system certificate store 2 TTPs 3 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4dfab4889288090c9ea382ac2e589ad8_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\4dfab4889288090c9ea382ac2e589ad8_JaffaCakes118.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious use of WriteProcessMemory
    PID:2240
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2240 -s 1384
      2⤵
      • Program crash
      PID:1436

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015

          Filesize

          68KB

          MD5

          29f65ba8e88c063813cc50a4ea544e93

          SHA1

          05a7040d5c127e68c25d81cc51271ffb8bef3568

          SHA256

          1ed81fa8dfb6999a9fedc6e779138ffd99568992e22d300acd181a6d2c8de184

          SHA512

          e29b2e92c496245bed3372578074407e8ef8882906ce10c35b3c8deebfefe01b5fd7f3030acaa693e175f4b7aca6cd7d8d10ae1c731b09c5fa19035e005de3aa

        • memory/2240-2-0x0000000001DF0000-0x0000000001EC6000-memory.dmp

          Filesize

          856KB

        • memory/2240-1-0x00000000005D0000-0x00000000006D0000-memory.dmp

          Filesize

          1024KB

        • memory/2240-3-0x0000000000400000-0x0000000000518000-memory.dmp

          Filesize

          1.1MB

        • memory/2240-37-0x0000000000400000-0x0000000000518000-memory.dmp

          Filesize

          1.1MB

        • memory/2240-39-0x00000000005D0000-0x00000000006D0000-memory.dmp

          Filesize

          1024KB

        • memory/2240-40-0x0000000001DF0000-0x0000000001EC6000-memory.dmp

          Filesize

          856KB