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Analysis

  • max time kernel
    149s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240705-en
  • resource tags

    arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
  • submitted
    02/09/2024, 18:49

General

  • Target

    1208a27c7c8e6d68b031e5e432ac56be212bd2829153e7ad66671e7fb5ee5436.exe

  • Size

    25KB

  • MD5

    99e6bb5f56fbe0a15a53db813c71ab99

  • SHA1

    21f506816cf8623ecdf97d3b97bf7bcb9f5514a6

  • SHA256

    1208a27c7c8e6d68b031e5e432ac56be212bd2829153e7ad66671e7fb5ee5436

  • SHA512

    ccd759d0d9022e19a76a0be2bd9fafb5c46c0c9e22f884b7f55e01013d20b3791e64d87075ba368b4f43d82d754789db82dd49eda2b18dbcd91ae2b0772dfa91

  • SSDEEP

    384:QOlIBXDaU7CPKK0TIhfJJ1Evd5BvhzaM9mSIEvd5BvhzaM9mSsxmMxm9+9Zmuk:kBT37CPKKdJJ1EXBwzEXBwdcMcI9nk

Malware Config

Signatures

  • Renames multiple (3704) files with added filename extension

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

  • UPX packed file 4 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Drops file in Program Files directory 64 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\1208a27c7c8e6d68b031e5e432ac56be212bd2829153e7ad66671e7fb5ee5436.exe
    "C:\Users\Admin\AppData\Local\Temp\1208a27c7c8e6d68b031e5e432ac56be212bd2829153e7ad66671e7fb5ee5436.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    PID:2136

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-1385883288-3042840365-2734249351-1000\desktop.ini.tmp

    Filesize

    26KB

    MD5

    e84ff109d5d2af94b41dc2be645e5520

    SHA1

    91a12ac83aad00ef3c8724f57747156b7bb026be

    SHA256

    4c065272d31e34db90326fd32f344ea99ddfb81c73b39ef51ac572be7bb471e0

    SHA512

    86b95693a3a3cadb7663d21197723d8f155e75fa996072b1fa29142f38a5250b9ace0c2b0adb4704eb98ae6ba318262739570b47ad7785c261f3f93a1105c499

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

    Filesize

    34KB

    MD5

    bb60d69aa8a54851c1adee1633a19a39

    SHA1

    3da4f116f6ccd124ea3de3bd5d9e79a31246c54d

    SHA256

    18aa4464e185d1484dce8257fd8ed530bdadac2af42f46a8770b997c4feef7f1

    SHA512

    90bd64da2b6473867569c5fc4fe2e58d72a8c09f254bc4f81ed8a21c4a2439520d057a54ee2fa7e9c6ad23b73343a6f5375a832c672aeb677c0aac5a66cbdffb

  • memory/2136-0-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB

  • memory/2136-69-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB