Resubmissions

05/02/2025, 08:55

250205-kvkxmayrcz10

05/02/2025, 06:37

250205-hdsvsswldm10

17/03/2024, 04:49

240317-ffz1saef6510

Analysis

  • max time kernel
    122s
  • max time network
    151s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    17/03/2024, 04:49

General

  • Target
    ransomwares/InfinityCrypt/InfinityCrypt.exe
  • Size 211KB
  • Sample240317-ffz1saef65
  • SHA256 f5d002bfe80b48386a6c99c41528931b7f5df736cd34094463c3f85dde0180bf
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • InfinityLock Ransomware

    Also known as InfinityCrypt. Based on the open-source HiddenTear ransomware.

  • Drops file in Program Files directory 64 IoCs
  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ransomwares\InfinityCrypt\InfinityCrypt.exe
    "C:\Users\Admin\AppData\Local\Temp\ransomwares\InfinityCrypt\InfinityCrypt.exe"
    1⤵
    • Drops file in Program Files directory
    • Checks processor information in registry
    • Suspicious use of AdjustPrivilegeToken
    PID:1228

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        TAB_OFF.GIF.224E0A0F22B55426959D5C835814CD88907CE3F9EABCF17907C4078FD23C5792

        • Path C:\Program Files (x86)\Microsoft Office\Office14\1033\GrooveForms5\FormsStyles\BrightYellow\TAB_OFF.GIF.224E0A0F22B55426959D5C835814CD88907CE3F9EABCF17907C4078FD23C5792
        • Size 352B
        • SHA256 1d442a79e8d6674807bd37ea4542f6182446043c24d7675c15b594803c459e62
        • MD5 SHA1 SHA512

        TAB_ON.GIF.224E0A0F22B55426959D5C835814CD88907CE3F9EABCF17907C4078FD23C5792

        • Path C:\Program Files (x86)\Microsoft Office\Office14\1033\GrooveForms5\FormsStyles\BrightYellow\TAB_ON.GIF.224E0A0F22B55426959D5C835814CD88907CE3F9EABCF17907C4078FD23C5792
        • Size 224B
        • SHA256 e53787ba66d2bf78df98457fc7dd400928fff3d5956cbcc730ecb377c55dc8c8
        • MD5 SHA1 SHA512

        INFOPATH_F_COL.HXK.224E0A0F22B55426959D5C835814CD88907CE3F9EABCF17907C4078FD23C5792

        • Path C:\Program Files (x86)\Microsoft Office\Office14\1033\INFOPATH_F_COL.HXK.224E0A0F22B55426959D5C835814CD88907CE3F9EABCF17907C4078FD23C5792
        • Size 128B
        • SHA256 57c8eeba0962a362869d7705bfb6a11507c54de8a723575c17f5c3569e4ddbf6
        • MD5 SHA1 SHA512

        INFOPATH_K_COL.HXK.224E0A0F22B55426959D5C835814CD88907CE3F9EABCF17907C4078FD23C5792

        • Path C:\Program Files (x86)\Microsoft Office\Office14\1033\INFOPATH_K_COL.HXK.224E0A0F22B55426959D5C835814CD88907CE3F9EABCF17907C4078FD23C5792
        • Size 128B
        • SHA256 fa7cf4a58adcc2ca1638396fb2cba6451ae3ee96d975f9292b38f384b90b5e7b
        • MD5 SHA1 SHA512

        BUTTON.GIF.224E0A0F22B55426959D5C835814CD88907CE3F9EABCF17907C4078FD23C5792

        • Path C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolData\groove.net\GrooveForms4\FormsStyles\BabyBlue\BUTTON.GIF.224E0A0F22B55426959D5C835814CD88907CE3F9EABCF17907C4078FD23C5792
        • Size 192B
        • SHA256 7b7b4ead66c9556089d2999c17c7327a332d74ca98ad8b6cda62f6ac55cdc0cc
        • MD5 SHA1 SHA512

        TAB_OFF.GIF.224E0A0F22B55426959D5C835814CD88907CE3F9EABCF17907C4078FD23C5792

        • Path C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolData\groove.net\GrooveForms4\FormsStyles\Desert\TAB_OFF.GIF.224E0A0F22B55426959D5C835814CD88907CE3F9EABCF17907C4078FD23C5792
        • Size 512B
        • SHA256 2d96641a975ac67da406ce7bd05205392dc6ed7776766457e278b6f7fe2fcabe
        • MD5 SHA1 SHA512

        TAB_ON.GIF.224E0A0F22B55426959D5C835814CD88907CE3F9EABCF17907C4078FD23C5792

        • Path C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolData\groove.net\GrooveForms4\FormsStyles\Desert\TAB_ON.GIF.224E0A0F22B55426959D5C835814CD88907CE3F9EABCF17907C4078FD23C5792
        • Size 1KB
        • SHA256 0177834ec6cc5d5ec96cff825089e0120d9c67a1390b9dd6d9776a785f94c1a8
        • MD5 SHA1 SHA512

        YAHOO.NO.XML.224E0A0F22B55426959D5C835814CD88907CE3F9EABCF17907C4078FD23C5792

        • Path C:\Program Files (x86)\Microsoft Office\Office14\OutlookAutoDiscover\YAHOO.NO.XML.224E0A0F22B55426959D5C835814CD88907CE3F9EABCF17907C4078FD23C5792
        • Size 816B
        • SHA256 5a0d02d78cdc37900bed5d5a82d3ced832043c107622064f227a453d9a5a597e
        • MD5 SHA1 SHA512

        memory/1228-3082-0x0000000074600000-0x0000000074CEE000-memory.dmp

        memory/1228-3239-0x0000000004C30000-0x0000000004C70000-memory.dmp

        memory/1228-1-0x0000000074600000-0x0000000074CEE000-memory.dmp

        memory/1228-2-0x0000000004C30000-0x0000000004C70000-memory.dmp

        memory/1228-0-0x0000000000390000-0x00000000003CC000-memory.dmp

        memory/1228-5312-0x0000000004C30000-0x0000000004C70000-memory.dmp