Analysis

  • max time kernel
    123s
  • max time network
    31s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    23-11-2022 21:18

General

  • Target

    191c159f501e605ae57023ab19bcaea5a968bf3c87d33afa72a3a952723a88de.exe

  • Size

    2.3MB

  • MD5

    081bc257cf1a2b200e1755694176e733

  • SHA1

    7bd12118955646e340bb7b53a60a96bb7543d3cf

  • SHA256

    191c159f501e605ae57023ab19bcaea5a968bf3c87d33afa72a3a952723a88de

  • SHA512

    8dbb1714e2e47be92177febb925f7571ac163907e634b6c741fb09a9f9e3a0d10597a89c1a42f20b9ea53c3e37984b155fd1b69feee0174aeea820c557ae44d0

  • SSDEEP

    49152:A6deJmsVgU/yP24coxiu5YqWa8krIATep/F84Vah4W0W6xAbM+T:Pdzigd5cYiu5bd0AToWJhj01A1

Score
9/10

Malware Config

Signatures

  • ACProtect 1.3x - 1.4x DLL software 3 IoCs

    Detects file using ACProtect software.

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 5 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\191c159f501e605ae57023ab19bcaea5a968bf3c87d33afa72a3a952723a88de.exe
    "C:\Users\Admin\AppData\Local\Temp\191c159f501e605ae57023ab19bcaea5a968bf3c87d33afa72a3a952723a88de.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1108
    • C:\Users\Admin\AppData\Local\Temp\is-GBNOJ.tmp\is-OJOU7.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-GBNOJ.tmp\is-OJOU7.tmp" /SL4 $7012C "C:\Users\Admin\AppData\Local\Temp\191c159f501e605ae57023ab19bcaea5a968bf3c87d33afa72a3a952723a88de.exe" 1901484 72704
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious behavior: GetForegroundWindowSpam
      PID:2012

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\hek314E.tmp

    Filesize

    172KB

    MD5

    fe763c2d71419352141c77c310e600d2

    SHA1

    6bb51ebcbde9fe5556a74319b49bea37d5542d5e

    SHA256

    7fdf10ca02d2238e22fda18dfbede9750da9f257221802c8b86c557c19c9bc7b

    SHA512

    147b3a525b1fef98ae46923dcbe25edfcf7b523f347857466eefa88f09ec053ba309dfbee5f1454ec64aba0518ee21986c4b6a506f8550efb1163c8f04d7482c

  • C:\Users\Admin\AppData\Local\Temp\is-GBNOJ.tmp\is-OJOU7.tmp

    Filesize

    656KB

    MD5

    629862060f2aa8ee88037f1118581fab

    SHA1

    b824e97c574f147fbec496ac8aca1b2bd74d3d91

    SHA256

    e975b2e2f21a5877db1d731dc1564ac5850c3a96f9b1cc11cbce8dd22c16acd8

    SHA512

    7dce41507709ed620d11c4c28a3e7e87e4de3aaff856fa4636ef3d3f49dfa0e610a4c802cee98c2d31bac6f10077060e83df93e67cda87b5f480b588dee26a91

  • C:\Users\Admin\AppData\Local\Temp\is-GBNOJ.tmp\is-OJOU7.tmp

    Filesize

    656KB

    MD5

    629862060f2aa8ee88037f1118581fab

    SHA1

    b824e97c574f147fbec496ac8aca1b2bd74d3d91

    SHA256

    e975b2e2f21a5877db1d731dc1564ac5850c3a96f9b1cc11cbce8dd22c16acd8

    SHA512

    7dce41507709ed620d11c4c28a3e7e87e4de3aaff856fa4636ef3d3f49dfa0e610a4c802cee98c2d31bac6f10077060e83df93e67cda87b5f480b588dee26a91

  • \Users\Admin\AppData\Local\Temp\hek314E.tmp

    Filesize

    172KB

    MD5

    fe763c2d71419352141c77c310e600d2

    SHA1

    6bb51ebcbde9fe5556a74319b49bea37d5542d5e

    SHA256

    7fdf10ca02d2238e22fda18dfbede9750da9f257221802c8b86c557c19c9bc7b

    SHA512

    147b3a525b1fef98ae46923dcbe25edfcf7b523f347857466eefa88f09ec053ba309dfbee5f1454ec64aba0518ee21986c4b6a506f8550efb1163c8f04d7482c

  • \Users\Admin\AppData\Local\Temp\hek314E.tmp

    Filesize

    172KB

    MD5

    fe763c2d71419352141c77c310e600d2

    SHA1

    6bb51ebcbde9fe5556a74319b49bea37d5542d5e

    SHA256

    7fdf10ca02d2238e22fda18dfbede9750da9f257221802c8b86c557c19c9bc7b

    SHA512

    147b3a525b1fef98ae46923dcbe25edfcf7b523f347857466eefa88f09ec053ba309dfbee5f1454ec64aba0518ee21986c4b6a506f8550efb1163c8f04d7482c

  • \Users\Admin\AppData\Local\Temp\is-22SL5.tmp\_isetup\_shfoldr.dll

    Filesize

    22KB

    MD5

    92dc6ef532fbb4a5c3201469a5b5eb63

    SHA1

    3e89ff837147c16b4e41c30d6c796374e0b8e62c

    SHA256

    9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

    SHA512

    9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

  • \Users\Admin\AppData\Local\Temp\is-22SL5.tmp\_isetup\_shfoldr.dll

    Filesize

    22KB

    MD5

    92dc6ef532fbb4a5c3201469a5b5eb63

    SHA1

    3e89ff837147c16b4e41c30d6c796374e0b8e62c

    SHA256

    9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

    SHA512

    9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

  • \Users\Admin\AppData\Local\Temp\is-GBNOJ.tmp\is-OJOU7.tmp

    Filesize

    656KB

    MD5

    629862060f2aa8ee88037f1118581fab

    SHA1

    b824e97c574f147fbec496ac8aca1b2bd74d3d91

    SHA256

    e975b2e2f21a5877db1d731dc1564ac5850c3a96f9b1cc11cbce8dd22c16acd8

    SHA512

    7dce41507709ed620d11c4c28a3e7e87e4de3aaff856fa4636ef3d3f49dfa0e610a4c802cee98c2d31bac6f10077060e83df93e67cda87b5f480b588dee26a91

  • memory/1108-57-0x0000000000020000-0x0000000000039000-memory.dmp

    Filesize

    100KB

  • memory/1108-60-0x0000000000420000-0x0000000000493000-memory.dmp

    Filesize

    460KB

  • memory/1108-59-0x0000000000020000-0x0000000000039000-memory.dmp

    Filesize

    100KB

  • memory/1108-58-0x0000000000020000-0x0000000000039000-memory.dmp

    Filesize

    100KB

  • memory/1108-61-0x0000000000400000-0x0000000000419000-memory.dmp

    Filesize

    100KB

  • memory/1108-56-0x0000000000400000-0x0000000000419000-memory.dmp

    Filesize

    100KB

  • memory/1108-54-0x00000000767F1000-0x00000000767F3000-memory.dmp

    Filesize

    8KB

  • memory/1108-72-0x0000000000400000-0x0000000000419000-memory.dmp

    Filesize

    100KB

  • memory/1108-74-0x0000000000020000-0x0000000000039000-memory.dmp

    Filesize

    100KB

  • memory/2012-64-0x0000000000000000-mapping.dmp

  • memory/2012-73-0x0000000000C00000-0x0000000000C73000-memory.dmp

    Filesize

    460KB

  • memory/2012-75-0x0000000000C00000-0x0000000000C73000-memory.dmp

    Filesize

    460KB