General

  • Target

    Update -1220231106.zip

  • Size

    962KB

  • Sample

    231106-vk31kace8t

  • MD5

    b91f9bad347bbcaaf2ee27d9e2ad416e

  • SHA1

    b03735a2d814fdb1013a70998b04c0e306e01815

  • SHA256

    5185ce6d9b53b932ac20eff40592a75f1bd081a79f5b29afbfa22a5a5a32f485

  • SHA512

    fea2f4c851bbdebcdd8962a0ecb4bfb2695fa340e0adb180482d88306845fba8d14aee04a1a1c1dad44c3a98c54d1ccb89c009930a2553677ec72c38123e2096

  • SSDEEP

    24576:LIJIqD+Dd999gGvIJIqD+DRQSQMSQPGSIJIqD+Dd999gGwIJIqD+Dd999gG4IJI5:pDhaYDKDC

Malware Config

Extracted

Language
ps1
Source
URLs
ps1.dropper

https://addisonlynch.com/111.php?5956

exe.dropper

https://addisonlynch.com/111.php?5956

Extracted

Language
ps1
Source
URLs
ps1.dropper

https://addisonlynch.com/111.php?5721

exe.dropper

https://addisonlynch.com/111.php?5721

Extracted

Language
ps1
Source
URLs
ps1.dropper

https://addisonlynch.com/111.php?6415

exe.dropper

https://addisonlynch.com/111.php?6415

Extracted

Language
ps1
Source
URLs
ps1.dropper

https://addisonlynch.com/111.php?9348

exe.dropper

https://addisonlynch.com/111.php?9348

Extracted

Language
ps1
Source
URLs
ps1.dropper

https://addisonlynch.com/111.php?13785

exe.dropper

https://addisonlynch.com/111.php?13785

Targets

    • Target

      Setup/Update_browser_17.645327.js

    • Size

      726KB

    • MD5

      d2cd9e99660e1fff9cf9563cdcede422

    • SHA1

      dbf6aa50ddddedde4e0e26f2ebce24253bda1cbe

    • SHA256

      03d655f993a9ac6a5dfa30d82c633eb257981fb91fd123f021c712121178156d

    • SHA512

      12e830e0ab6c0e07c5ab811a3f779f3228416c9ddccabedf216c85c9988c12763a24b459e3a5cebd72f41a994b98f0bb4f7131a646e6966eeae9d6e306f5eb91

    • SSDEEP

      6144:JsBYMsBYMsBYMsBYMsBYMsBYXsBYMsBYMsBYMsBYMsBYMsBYMsBYMsBYm:JGGGGG5GGGGGGG0

    • NetSupport

      NetSupport is a remote access tool sold as a legitimate system administration software.

    • Blocklisted process makes network request

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

    • Drops desktop.ini file(s)

    • Target

      Setup/Update_browser_17.645328.js

    • Size

      726KB

    • MD5

      69a1d7de741dd79441f391b846c626d7

    • SHA1

      860db124f066582409a42c695b332980385a7984

    • SHA256

      f8a0f6af272c5ff6d32d96430b9df40faac895693f62a679a2ec621ea1ca9c43

    • SHA512

      dfd390c32909ea67328d6b39f36759d212acff82beab707bd878a40d7dd97b1383381558f9a40fdfc81af9eaf4215fef215ec6e5d6fa70786d3f2cc0e1eb7ca2

    • SSDEEP

      6144:JsBYMsBYMsBYMsBYMsBYMsBYCsBYMsBYMsBYMsBYMsBYMsBYMsBYMsBYm:JGGGGGAGGGGGGG0

    • NetSupport

      NetSupport is a remote access tool sold as a legitimate system administration software.

    • Blocklisted process makes network request

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

    • Drops desktop.ini file(s)

    • Target

      Setup/Update_browser_17.645329.js

    • Size

      726KB

    • MD5

      69a1d7de741dd79441f391b846c626d7

    • SHA1

      860db124f066582409a42c695b332980385a7984

    • SHA256

      f8a0f6af272c5ff6d32d96430b9df40faac895693f62a679a2ec621ea1ca9c43

    • SHA512

      dfd390c32909ea67328d6b39f36759d212acff82beab707bd878a40d7dd97b1383381558f9a40fdfc81af9eaf4215fef215ec6e5d6fa70786d3f2cc0e1eb7ca2

    • SSDEEP

      6144:JsBYMsBYMsBYMsBYMsBYMsBYCsBYMsBYMsBYMsBYMsBYMsBYMsBYMsBYm:JGGGGGAGGGGGGG0

    • NetSupport

      NetSupport is a remote access tool sold as a legitimate system administration software.

    • Blocklisted process makes network request

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

    • Drops desktop.ini file(s)

    • Target

      Setup/Update_browser_17.645330.js

    • Size

      726KB

    • MD5

      2efac2d0fb5c73aba2828062637096e1

    • SHA1

      9931246eb4fd43a0c1e9f0df096fb0891512dfd0

    • SHA256

      febce0b1b4889ba6824cd2cf04f6b3394a4d83f5476f0ab98b72b4a8364ef245

    • SHA512

      283a5c666b782920dae1be17e058901d160c65ae40baf3d9c140795e23b1ccef880f4e44e015c5990500701a33e7baf35eb0632923951132b509c8a2aa1619a9

    • SSDEEP

      6144:JsBYMsBYMsBYMsBYMsBYMsBYFsBYMsBYMsBYMsBYMsBYMsBYMsBYMsBYm:JGGGGGrGGGGGGG0

    • NetSupport

      NetSupport is a remote access tool sold as a legitimate system administration software.

    • Blocklisted process makes network request

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

    • Drops desktop.ini file(s)

    • Target

      Update_browser_17.6436.js

    • Size

      726KB

    • MD5

      69a1d7de741dd79441f391b846c626d7

    • SHA1

      860db124f066582409a42c695b332980385a7984

    • SHA256

      f8a0f6af272c5ff6d32d96430b9df40faac895693f62a679a2ec621ea1ca9c43

    • SHA512

      dfd390c32909ea67328d6b39f36759d212acff82beab707bd878a40d7dd97b1383381558f9a40fdfc81af9eaf4215fef215ec6e5d6fa70786d3f2cc0e1eb7ca2

    • SSDEEP

      6144:JsBYMsBYMsBYMsBYMsBYMsBYCsBYMsBYMsBYMsBYMsBYMsBYMsBYMsBYm:JGGGGGAGGGGGGG0

    • NetSupport

      NetSupport is a remote access tool sold as a legitimate system administration software.

    • Blocklisted process makes network request

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

    • Drops desktop.ini file(s)

MITRE ATT&CK Enterprise v15

Tasks