Overview

overview

8

Static

static

3

7cb7086237...28.exe

windows7-x64

8

7cb7086237...28.exe

windows10-2004-x64

8

$PLUGINSDI...em.dll

windows7-x64

3

$PLUGINSDI...em.dll

windows10-2004-x64

3

$PLUGINSDIR/UAC.dll

windows7-x64

3

$PLUGINSDIR/UAC.dll

windows10-2004-x64

3

$PLUGINSDI...fo.dll

windows7-x64

3

$PLUGINSDI...fo.dll

windows10-2004-x64

3

$PLUGINSDI...gs.dll

windows7-x64

3

$PLUGINSDI...gs.dll

windows10-2004-x64

3

$PROGRAMFI...it.dll

windows7-x64

1

$PROGRAMFI...it.dll

windows10-2004-x64

1

$PROGRAMFI...ge.dll

windows7-x64

1

$PROGRAMFI...ge.dll

windows10-2004-x64

1

$PROGRAMFI...er.dll

windows7-x64

1

$PROGRAMFI...er.dll

windows10-2004-x64

1

fuk.exe

windows7-x64

7

fuk.exe

windows10-2004-x64

7

vts.exe

windows7-x64

8

vts.exe

windows10-2004-x64

8

Sharing

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General

  • Target

    7cb7086237327a68a89f9ffebbe5a228

  • Size

    1.0MB

  • Sample

    240128-k17ctafee8

  • MD5

    7cb7086237327a68a89f9ffebbe5a228

  • SHA1

    7384435fe71c6c8275fb5204218da4900ef27f48

  • SHA256

    621130bec2ab9105386df86d03072ec6762e510b5706614678555137cf8603c6

  • SHA512

    469f2078bb1851a502e89639528484e9e175576f0bfac30cfcca259b7d5d740ac8c1787242f65c2f54f7fa3419003750171c8797ed99bd6b11cde7839e503c41

  • SSDEEP

    24576:la81Z/0sin7rvPmds+nx9XkOFDlerCkGhQZ8t/4wPVii9WA:V1ZHin7rx+xFkoBerCkGhjbVinA

Score
8/10
persistence

Malware Config

Targets

    • Target

      7cb7086237327a68a89f9ffebbe5a228

    • Size

      1.0MB

    • MD5

      7cb7086237327a68a89f9ffebbe5a228

    • SHA1

      7384435fe71c6c8275fb5204218da4900ef27f48

    • SHA256

      621130bec2ab9105386df86d03072ec6762e510b5706614678555137cf8603c6

    • SHA512

      469f2078bb1851a502e89639528484e9e175576f0bfac30cfcca259b7d5d740ac8c1787242f65c2f54f7fa3419003750171c8797ed99bd6b11cde7839e503c41

    • SSDEEP

      24576:la81Z/0sin7rvPmds+nx9XkOFDlerCkGhQZ8t/4wPVii9WA:V1ZHin7rx+xFkoBerCkGhjbVinA

    Score
    8/10
    persistence

    • Blocklisted process makes network request

    • Checks computer location settings

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

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    behavioral1behavioral2

    • Target

      $PLUGINSDIR/System.dll

    • Size

      11KB

    • MD5

      bf712f32249029466fa86756f5546950

    • SHA1

      75ac4dc4808ac148ddd78f6b89a51afbd4091c2e

    • SHA256

      7851cb12fa4131f1fee5de390d650ef65cac561279f1cfe70ad16cc9780210af

    • SHA512

      13f69959b28416e0b8811c962a49309dca3f048a165457051a28a3eb51377dcaf99a15e86d7eee8f867a9e25ecf8c44da370ac8f530eeae7b5252eaba64b96f4

    • SSDEEP

      192:0N2gQuUwXzioj4KALV2upWzVd7q1QDXEbBZ8KxHdGzyS/Kx:rJoiO8V2upW7vQjS/

    Score
    3/10
    behavioral3behavioral4

    • Target

      $PLUGINSDIR/UAC.dll

    • Size

      14KB

    • MD5

      adb29e6b186daa765dc750128649b63d

    • SHA1

      160cbdc4cb0ac2c142d361df138c537aa7e708c9

    • SHA256

      2f7f8fc05dc4fd0d5cda501b47e4433357e887bbfed7292c028d99c73b52dc08

    • SHA512

      b28adcccf0c33660fecd6f95f28f11f793dc9988582187617b4c113fb4e6fdad4cf7694cd8c0300a477e63536456894d119741a940dda09b7df3ff0087a7eada

    • SSDEEP

      192:DiF6v2imI36Op/tGZGfWxdyWHD0I53vLl7WVl8e04IpDlPjs:DGVY6ClGoWxXH75T1WVl83lLs

    Score
    3/10
    behavioral5behavioral6

    • Target

      $PLUGINSDIR/UserInfo.dll

    • Size

      4KB

    • MD5

      c7ce0e47c83525983fd2c4c9566b4aad

    • SHA1

      38b7ad7bb32ffae35540fce373b8a671878dc54e

    • SHA256

      6293408a5fa6d0f55f0a4d01528eb5b807ee9447a75a28b5986267475ebcd3ae

    • SHA512

      ee9f23ea5210f418d4c559628bbfb3a0f892440bcd5dc4c1901cb8e510078e4481ea8353b262795076a19055e70b88e08fee5fb7e8f35a6f49022096408df20e

    Score
    3/10
    behavioral7behavioral8

    • Target

      $PLUGINSDIR/nsDialogs.dll

    • Size

      9KB

    • MD5

      4ccc4a742d4423f2f0ed744fd9c81f63

    • SHA1

      704f00a1acc327fd879cf75fc90d0b8f927c36bc

    • SHA256

      416133dd86c0dff6b0fcaf1f46dfe97fdc85b37f90effb2d369164a8f7e13ae6

    • SHA512

      790c5eb1f8b297e45054c855b66dfc18e9f3f1b1870559014dbefa3b9d5b6d33a993a9e089202e70f51a55d859b74e8605c6f633386fd9189b6f78941bf1bfdb

    • SSDEEP

      192:SbEunjqjIcESwFlioU3M0LLF/t8t9pKSfOi:SbESjFCw6oWPFl8jfOi

    Score
    3/10
    behavioral10behavioral9

    • Target

      $PROGRAMFILES/foler/olader/acledit.dll

    • Size

      8KB

    • MD5

      8d96cb171b4138f43a754317be9e982c

    • SHA1

      3c2975e7904486f39be0455a63afaa063064a93e

    • SHA256

      727b96dca0363f7cd5767f94bf72e0655ef1d00f44b27d496deb733eb32be12b

    • SHA512

      ab58bd28169042d9502f64410e78aa41d219753d998ad5309699c57b50ce343b50aeb42dda8ef6a52f8057dcd1bc2b4b6e0de52819285dd3517ba3fa032e6ee3

    • SSDEEP

      192:peH8gcV+GQqYTBBBAkvyMQ0F3OWYTWPGP:YH8gcV+GQqyAMD0WYTWPq

    Score
    1/10
    behavioral11behavioral12

    • Target

      $PROGRAMFILES/foler/olader/acppage.dll

    • Size

      45KB

    • MD5

      290075961dd4856211078377d14942c8

    • SHA1

      ad7f6dfd89a253daa70d5bbb46e819dae7eb3f61

    • SHA256

      949fd56c5a63d3f1c20769bc2285ac5517c4ca84250c807f18247a2d93efc1a4

    • SHA512

      b431198324315e172fafb062fce93c5d5b18e691150e5e26dec30f150622c38ce4342b9e9f5d4d847860a55e7fb75411bb8765a0f0ae87c99e0dc30f1bc42854

    • SSDEEP

      768:ppb1tuabwj1WVIlaFKuIJJPclXkxAc5J9UaXotuM5Uqw2mom:Uj1WelaFczPclwYtuM6qw2

    Score
    1/10
    behavioral13behavioral14

    • Target

      $PROGRAMFILES/foler/olader/adprovider.dll

    • Size

      48KB

    • MD5

      f981199c82a40cf638d313c4498ecab9

    • SHA1

      9f2ba1092a90b048aaf51304d139018e13144f3b

    • SHA256

      338287ddb5fdbf0f7540dac8ae8a3f02643f7b45f3b401a9dfa6447e39043049

    • SHA512

      09b33588e58c50036614e0fa26ccd8d94ae810f63d95c8464ae74cb9169f4ddcbcd8c019d656cd313ed65f8bb92b9782cf319866ce2a9ba1c003bd62a1bed171

    • SSDEEP

      768:Amge8Q4UsMhIrA1pifdlIGHmizKO6EjjKRyGlqesRtgjEDy:AG548IrA1pifdRHmizKiWRPlqPjy

    Score
    1/10
    behavioral15behavioral16

    • Target

      fuk.exe

    • Size

      295KB

    • MD5

      75ea00138e7b6d0c9a518c975068ec43

    • SHA1

      1a5505b10dda0b54f69e54afa6c86ccef3a26d54

    • SHA256

      dba8d246dde96cb992ef6b6ff482e9ef047b8f7f2233b0a4a037fc3d50df2edb

    • SHA512

      ec5a6fe268ec0c6bd0921bbdf638ce827ebc87128701a6ad6f33a038173318a3695a1ec9189a100969e14628b7313efc5c14abf0937a8a6fef74ab72cb6b3a85

    • SSDEEP

      6144:QR0c4H6iiaHyIIxeGBnskVaa2a1QwsQpcJiPBANe+2:1c26v4yIQBns0aaZQwPcJiZAU+

    Score
    7/10

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    behavioral17behavioral18

    • Target

      vts.exe

    • Size

      864KB

    • MD5

      022aa64e8f3de338f9485c74cf6ab27c

    • SHA1

      0fe8829932564c34097094164c618cdd6d3a8619

    • SHA256

      02dc05cf4c8b452e752933368e5513e4eb2ed1851c67f211aab42b45036bed5a

    • SHA512

      65c2c2fa96c14cffd5833d2ac9f3c361cc5a3a9f7b0cac10fc6c93d525306ccd86483248ef6176e5aa5cab7ff9862d84f189acb836e254d4e9ae492376e81645

    • SSDEEP

      24576:klDuri37rv8m4s+mNUxkOEPlrrCkGeQZ1glO:9i37rr+Awk7rrCkGeYgc

    Score
    8/10
    persistence

    • 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

      persistence

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    behavioral19behavioral20

MITRE ATT&CK Enterprise v15

Tasks