Analysis

  • max time kernel
    150s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    12-10-2023 18:43

General

  • Target

    b8d6b3dacdce9c218d3d1ff1debdb66b_JC.exe

  • Size

    248KB

  • MD5

    b8d6b3dacdce9c218d3d1ff1debdb66b

  • SHA1

    e9f835957c06020eb5e4c565f566628eab05b713

  • SHA256

    19143ce045042399b205cb5637ab715051a2ab0cc1b668b21e9c05103781ff8d

  • SHA512

    fac2b0c9f1a16f39859c9cdcea1b20d5bd27fa2937e0d76346c78a28616ae5dc690a0091a3ff320a06060ab8b9ec0f0bd63933aa629cc7c6eea6a73375a6b527

  • SSDEEP

    1536:W7ZhA7pApaX0aX09rDVMFDwU5LenTpnDr5LenTpnDRSfuYauo:6e7WpGlCK0o

Score
9/10

Malware Config

Signatures

  • Renames multiple (143) files with added filename extension

    This suggests ransomware activity of encrypting all the files on the system.

  • Drops file in Program Files directory 60 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b8d6b3dacdce9c218d3d1ff1debdb66b_JC.exe
    "C:\Users\Admin\AppData\Local\Temp\b8d6b3dacdce9c218d3d1ff1debdb66b_JC.exe"
    1⤵
    • Drops file in Program Files directory
    PID:3024

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\$Recycle.Bin\S-1-5-21-686452656-3203474025-4140627569-1000\desktop.ini.tmp

    Filesize

    248KB

    MD5

    2362459ce4415ba87f0bc023a7f0d8ee

    SHA1

    599a34c9f62e431330c4fa447dd5b4a8830525a9

    SHA256

    8224c3d0cfd1c102a809ed53276b9903bf9f491f3f124dcbc5a805d0aefd6bde

    SHA512

    ab58aa1041d535a29653006586d45b16465b014274adf514c28e9922aed60a2bf8526c017d24efcb3fd1bf7b6e8f68f4a492d2969d9f11fdc58e23ee54d0f132

  • C:\MSOCache\All Users\{90140000-0011-0000-0000-0000000FF1CE}-C\Office64WW.xml.tmp

    Filesize

    257KB

    MD5

    8abe3e1d0f7aee3127c6c0a249f92f8a

    SHA1

    a5807c954c2b4b6059b28283fc5c1188a13e7196

    SHA256

    7770285004b8266892cb24efcd79a0568e108007be9d9635a1340a46b914d133

    SHA512

    e044da65d7931098a23365b88da97f992205cf7034626fff59d8f332d93c60f1d74d4bf16bcf0214868f1b6be7b1bbeadaff6dffbb8df1af7b1a8ac6e7649a18