General

  • Target
    IROK_Setup_v2.6.0.1_online.exe
  • Size 122.6MB
  • Sample260907-ec7qsaee87
  • SHA256 c3845b004e2accb7a5768118380f52ba0a3173031b72434496b43e7317720829
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      IROK_Setup_v2.6.0.1_online.exe
    • Size 122.6MB
    • SHA256 c3845b004e2accb7a5768118380f52ba0a3173031b72434496b43e7317720829
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • 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

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Target
      browser/resources/app.asar.unpacked/node_modules/bufferutil/build/Release/obj/bufferutil/bufferutil.tlog/link.command.1.tlog
    • Size 2KB
    • SHA256 382b064c89a113295fe30dadd140607be7c36252abcd90091d0d05068a3b184f
    • MD5 SHA1 SHA512 TLSH
    Score
    3/10
    • Target
      browser/resources/app.asar.unpacked/node_modules/bufferutil/build/Release/obj/bufferutil/bufferutil.tlog/link.read.1.tlog
    • Size 4KB
    • SHA256 e8028222504daee50db9a69b1614a802347ac4ab6262958ae19617aa374092ec
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      browser/resources/app.asar.unpacked/node_modules/bufferutil/build/Release/obj/bufferutil/bufferutil.tlog/link.secondary.1.tlog
    • Size 651B
    • SHA256 51e9e0c568195b905c680b8269d9576dfc730484af48c22d6d933379ed912dde
    • MD5 SHA1 SHA512 TLSH
    Score
    3/10
    • Target
      browser/resources/app.asar.unpacked/node_modules/bufferutil/build/Release/obj/bufferutil/bufferutil.tlog/link.write.1.tlog
    • Size 898B
    • SHA256 7809f9c6b6d77eafd8e80ced4d68edccb9a3137de545fc08eb2d31425d5ca457
    • MD5 SHA1 SHA512 TLSH
    Score
    3/10
    • Target
      browser/resources/app.asar.unpacked/node_modules/bufferutil/build/Release/obj/bufferutil/vcpkg.applocal.log
    • Size 5B
    • SHA256 f01a374e9c81e3db89b3a42940c4d6a5447684986a1296e42bf13f196eed6295
    • MD5 SHA1 SHA512
    Score
    1/10
    • Target
      browser/resources/app.asar.unpacked/node_modules/bufferutil/build/bufferutil.vcxproj
    • Size 11KB
    • SHA256 1812c84a304afc590bae6fb6e7717149d8f1e1a4d72975de302a392ff357642e
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Target
      browser/resources/app.asar.unpacked/node_modules/bufferutil/build/bufferutil.vcxproj.filters
    • Size 2KB
    • SHA256 513e227312a73c7ba6800b26d24001032baa7a2c18c7cfc321e13573b433d432
    • MD5 SHA1 SHA512 TLSH
    • Target
      browser/resources/app.asar.unpacked/node_modules/bufferutil/fallback.js
    • Size 899B
    • SHA256 f4a65d1a98db49439616119fba09be0d9a4217af57b21282ab7b91c8b5a082b9
    • MD5 SHA1 SHA512 TLSH
    Score
    3/10
    • Target
      browser/resources/app.asar.unpacked/node_modules/bufferutil/index.js
    • Size 136B
    • SHA256 70846a43c2bd3b1077461563194e4d2407b18e7d767d6fd8785ea9b7d6ddd044
    • MD5 SHA1 SHA512 TLSH
    Score
    3/10
    • Target
      browser/resources/app.asar.unpacked/node_modules/bufferutil/package.json
    • Size 563B
    • SHA256 a5e350105096599a36a19cd884cc71d0de2b5faed3d8686cfca94c28ee9cf5e6
    • MD5 SHA1 SHA512 TLSH
    Score
    3/10
    • Target
      browser/resources/app.asar.unpacked/node_modules/bufferutil/prebuilds/darwin-x64+arm64/bufferutil.node
    • Size 65KB
    • SHA256 ec4a2f3ee4b260eec19354e364ecd6aaf927009983523ec92a4a76e1e67097e6
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      browser/resources/app.asar.unpacked/node_modules/bufferutil/prebuilds/linux-x64/bufferutil.node
    • Size 14KB
    • SHA256 2efb202a47d8baa6887b8df67729469eae0017d4f893885c42402eee74bd60b2
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      browser/resources/app.asar.unpacked/node_modules/bufferutil/prebuilds/win32-ia32/bufferutil.node
    • Size 124KB
    • SHA256 4a175aaff948f99767fb490598cd01ca43223e30a18bd27a66ce8db88fe18247
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      browser/resources/app.asar.unpacked/node_modules/bufferutil/prebuilds/win32-x64/bufferutil.node
    • Size 150KB
    • SHA256 4a6ebefbb829dad1496b3104957d56d4282a7b25240d9f84f11d9c718a01d8d3
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      browser/resources/app.asar.unpacked/node_modules/bufferutil/src/bufferutil.c
    • Size 3KB
    • SHA256 f51915636a6551cd180a7f86611fded942fdf2f594f7ba295dc7564faa74188d
    • MD5 SHA1 SHA512 TLSH
    Score
    3/10
    • Target
      browser/resources/app.asar.unpacked/node_modules/utf-8-validate/LICENSE
    • Size 1KB
    • SHA256 ebf774f60dd27325cfd62c233917dfcc8551f808f69ca8656be7d1eaf13c44f2
    • MD5 SHA1 SHA512 TLSH
    Score
    3/10
    • Target
      browser/resources/app.asar.unpacked/node_modules/utf-8-validate/fallback.js
    • Size 1KB
    • SHA256 74ad313e48d1008cf20e4ad691f883319be8baaff4442d86796819fb4d7969cd
    • MD5 SHA1 SHA512 TLSH
    Score
    3/10
    • Target
      browser/resources/app.asar.unpacked/node_modules/utf-8-validate/index.js
    • Size 136B
    • SHA256 70846a43c2bd3b1077461563194e4d2407b18e7d767d6fd8785ea9b7d6ddd044
    • MD5 SHA1 SHA512 TLSH
    Score
    3/10
    • Target
      browser/resources/app.asar.unpacked/node_modules/utf-8-validate/package.json
    • Size 591B
    • SHA256 9dc079142205924338c1ccfa3bbeddfe5745a191f96f3bc6f1df4a423001578a
    • MD5 SHA1 SHA512 TLSH
    Score
    3/10
    • Target
      browser/resources/app.asar.unpacked/node_modules/utf-8-validate/prebuilds/darwin-x64+arm64/node.napi.node
    • Size 113KB
    • SHA256 0ed3fef7154849143b7b064d33e32b339b86590c0f5719cee8b46b150e83a3e5
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      browser/resources/app.asar.unpacked/node_modules/utf-8-validate/prebuilds/linux-x64/node.napi.node
    • Size 6KB
    • SHA256 08c0737834fb5c2ca38efe64e274c1072d7edd18415275f9e0573df5bcdd0e27
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      browser/resources/app.asar.unpacked/node_modules/utf-8-validate/prebuilds/win32-ia32/node.napi.node
    • Size 119KB
    • SHA256 0808ab542c43b9df85b668a02f0705529b7bb9ac79e26b0776682657c6005352
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      browser/resources/app.asar.unpacked/node_modules/utf-8-validate/prebuilds/win32-x64/node.napi.node
    • Size 147KB
    • SHA256 48b7275f47cd44a05d349eb4fdb6cfc451ccbf609a4a56fa34452bcf231c1208
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      browser/resources/app.asar.unpacked/node_modules/utf-8-validate/src/validation.c
    • Size 2KB
    • SHA256 d8fa43aea13c622040d1cb2f6d05af0f1013bc9227c133ec81233d1228d77f5c
    • MD5 SHA1 SHA512 TLSH
    Score
    3/10
    • Target
      browser/resources/elevate.exe
    • Size 105KB
    • SHA256 9b1fbf0c11c520ae714af8aa9af12cfd48503eedecd7398d8992ee94d1b4dc37
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      browser/snapshot_blob.bin
    • Size 309KB
    • SHA256 31b6067f7e43c00946343d88f5f9167151543292211874f1edf8ba9b6b19d9eb
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      browser/v8_context_snapshot.bin
    • Size 671KB
    • SHA256 96539ed02416163441b9847175f2ec1f5708e321e1fad25b03ff7b47b7aa991e
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      browser/vk_swiftshader.dll
    • Size 5.3MB
    • SHA256 22b81a04d2d7ff13c86317148080a7feb1d967ebdf10ba8d2446dad6db849913
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      browser/vk_swiftshader_icd.json
    • Size 106B
    • SHA256 32d83ff113fef532a9f97e0d2831f8656628ab1c99e9060f0332b1532839afd9
    • MD5 SHA1 SHA512 TLSH
    Score
    3/10
    • Target
      browser/vulkan-1.dll
    • Size 874KB
    • SHA256 08e6cc4aa3e1154b1b236a0ad0837b35ad07daea2febc4e567e59c02b27d8646
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      uninstall.exe.nsis
    • Size 4KB
    • SHA256 71177759a9bcd99282df30f8fdc6df2889c72d72b701acd20632172fb53fd42e
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10

MITRE ATT&CK Enterprise v16

Tasks

static1

Score
3/10

behavioral1

defense_evasiondiscoverypersistencespywaretrojan
Score
7/10

behavioral2

execution
Score
3/10

behavioral3

execution
Score
3/10

behavioral4

execution
Score
3/10

behavioral5

execution
Score
3/10

behavioral6

ransomware
Score
1/10

behavioral7

adwarediscoveryspyware
Score
3/10

behavioral8

adwarediscoveryspyware
Score
3/10

behavioral9

execution
Score
3/10

behavioral10

execution
Score
3/10

behavioral11

execution
Score
3/10

behavioral12

execution
Score
3/10

behavioral13

execution
Score
3/10

behavioral14

discovery
Score
3/10

behavioral15

Score
1/10

behavioral16

execution
Score
3/10

behavioral17

execution
Score
3/10

behavioral18

execution
Score
3/10

behavioral19

execution
Score
3/10

behavioral20

execution
Score
3/10

behavioral21

execution
Score
3/10

behavioral22

execution
Score
3/10

behavioral23

discovery
Score
3/10

behavioral24

Score
1/10

behavioral25

execution
Score
3/10

behavioral26

discovery
Score
3/10

behavioral27

execution
Score
3/10

behavioral28

execution
Score
3/10

behavioral29

Score
1/10

behavioral30

execution
Score
3/10

behavioral31

Score
1/10

behavioral32

execution
Score
3/10