Analysis

  • max time kernel
    216s
  • max time network
    194s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    23/11/2022, 20:28

General

  • Target

    72a107ff2e1a5090420e5ca0afee1dc92b465f9368549bdf613e1f39670011a7.exe

  • Size

    416KB

  • MD5

    5b4f9b584c011a7ab9061f671151735e

  • SHA1

    27b6c256a457a581f1b69473c471c0b648baacc0

  • SHA256

    72a107ff2e1a5090420e5ca0afee1dc92b465f9368549bdf613e1f39670011a7

  • SHA512

    c6f533d025b2f831e6e024d4d31fcbdc8858365d313c2f1a9400c931f96d3a2a38b0c5a5431c104a25c8ee48e7f2265f2b3160fbddd1505c5c14577ee3639470

  • SSDEEP

    12288:gDLOhQiq/baOtDO5k+XWsJQrrUmhiK2thyHRU:gDuQiqjklWhiTyHRU

Score
10/10

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Executes dropped EXE 6 IoCs
  • UPX packed file 6 IoCs

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

  • Loads dropped DLL 10 IoCs
  • Adds Run key to start application 2 TTPs 52 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Enumerates processes with tasklist 1 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of SetWindowsHookEx 5 IoCs
  • Suspicious use of WriteProcessMemory 45 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    PID:1272
    • C:\Users\Admin\AppData\Local\Temp\72a107ff2e1a5090420e5ca0afee1dc92b465f9368549bdf613e1f39670011a7.exe
      "C:\Users\Admin\AppData\Local\Temp\72a107ff2e1a5090420e5ca0afee1dc92b465f9368549bdf613e1f39670011a7.exe"
      2⤵
      • Loads dropped DLL
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:892
      • C:\Users\Admin\ynS4WJZ6.exe
        C:\Users\Admin\ynS4WJZ6.exe
        3⤵
        • Modifies visiblity of hidden/system files in Explorer
        • Executes dropped EXE
        • Loads dropped DLL
        • Adds Run key to start application
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:524
        • C:\Users\Admin\duuis.exe
          "C:\Users\Admin\duuis.exe"
          4⤵
          • Modifies visiblity of hidden/system files in Explorer
          • Executes dropped EXE
          • Adds Run key to start application
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of SetWindowsHookEx
          PID:568
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\System32\cmd.exe" /c tasklist&&del ynS4WJZ6.exe
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:1788
          • C:\Windows\SysWOW64\tasklist.exe
            tasklist
            5⤵
            • Enumerates processes with tasklist
            • Suspicious use of AdjustPrivilegeToken
            PID:684
      • C:\Users\Admin\2aid.exe
        C:\Users\Admin\2aid.exe
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:1688
        • C:\Users\Admin\2aid.exe
          "C:\Users\Admin\2aid.exe"
          4⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          PID:1416
      • C:\Users\Admin\3aid.exe
        C:\Users\Admin\3aid.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:1672
      • C:\Users\Admin\4aid.exe
        C:\Users\Admin\4aid.exe
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetWindowsHookEx
        PID:1620
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /c tasklist&&del 72a107ff2e1a5090420e5ca0afee1dc92b465f9368549bdf613e1f39670011a7.exe
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1220
        • C:\Windows\SysWOW64\tasklist.exe
          tasklist
          4⤵
          • Enumerates processes with tasklist
          • Suspicious use of AdjustPrivilegeToken
          PID:1976

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\2aid.exe

    Filesize

    72KB

    MD5

    bfd48191f79f45416e67efe6a8f25d5d

    SHA1

    ae31da442af2fe6ef7f960c3a50a3250baeafd8e

    SHA256

    8271c7ff81aeb4d60ddf9b7c6c5c7e9a391324b999184f79bac6fcd411f804f5

    SHA512

    2b2ff2c152e6ddf98d5e1043b456f080178a61413aa37a12166759a32a7b8ae98e8adcd90c76d4601c7da1334589fe93e4691e51f90dac70d74e954d06a246b8

  • C:\Users\Admin\2aid.exe

    Filesize

    72KB

    MD5

    bfd48191f79f45416e67efe6a8f25d5d

    SHA1

    ae31da442af2fe6ef7f960c3a50a3250baeafd8e

    SHA256

    8271c7ff81aeb4d60ddf9b7c6c5c7e9a391324b999184f79bac6fcd411f804f5

    SHA512

    2b2ff2c152e6ddf98d5e1043b456f080178a61413aa37a12166759a32a7b8ae98e8adcd90c76d4601c7da1334589fe93e4691e51f90dac70d74e954d06a246b8

  • C:\Users\Admin\2aid.exe

    Filesize

    72KB

    MD5

    bfd48191f79f45416e67efe6a8f25d5d

    SHA1

    ae31da442af2fe6ef7f960c3a50a3250baeafd8e

    SHA256

    8271c7ff81aeb4d60ddf9b7c6c5c7e9a391324b999184f79bac6fcd411f804f5

    SHA512

    2b2ff2c152e6ddf98d5e1043b456f080178a61413aa37a12166759a32a7b8ae98e8adcd90c76d4601c7da1334589fe93e4691e51f90dac70d74e954d06a246b8

  • C:\Users\Admin\3aid.exe

    Filesize

    208KB

    MD5

    914c8e336d83ca18bde8ec3d6dd5d852

    SHA1

    85fd8a4c0114a421d05ca78be872def090b217b8

    SHA256

    0061ffc16cd3615e7d30f22a69d65642cb13f55a357da9f379ebe904168bbe5e

    SHA512

    578e6b94bf576359daf96cc097c5798c9a1b8f3a47ba3f4f0707503ce32f78fafb6f0540a95f2ba311223e14be8f192468a4f3c644fe9cff9198e8ead92c0673

  • C:\Users\Admin\4aid.exe

    Filesize

    44KB

    MD5

    27ddac23e41b3aba1371229bc3114ebe

    SHA1

    70e7b60767a38a27d22b03415006c5a265fe5e93

    SHA256

    afa5e7176ef811c85155cb18eed520d12c1bedc2c3e3e1775a197c8a687e3614

    SHA512

    e18dc372eff827a6590c3ff9a83d428ce2fef6682b9a0ddf667489f5d148472b6f9f6239c4df68eae43c377a4c1f633c45221902044288cdbfdf20708cdd1ebd

  • C:\Users\Admin\duuis.exe

    Filesize

    292KB

    MD5

    026600a19748e6dd85e0b2131e8114a3

    SHA1

    15f84f9e18becfad8373def242e2d17c17025c57

    SHA256

    b08c4492fc204b50c3f98ca0f27c356e3f6bd8d29631dde67d4eef12bc57bad4

    SHA512

    0c182872ffc237e74125a1692a7d260c44d6a2b76e9ede331b93ec70078498ebb2b0560cab57a4fd1835f4ec6143a7cc8be1652ea85f066947a70cfe74d5f42b

  • C:\Users\Admin\duuis.exe

    Filesize

    292KB

    MD5

    026600a19748e6dd85e0b2131e8114a3

    SHA1

    15f84f9e18becfad8373def242e2d17c17025c57

    SHA256

    b08c4492fc204b50c3f98ca0f27c356e3f6bd8d29631dde67d4eef12bc57bad4

    SHA512

    0c182872ffc237e74125a1692a7d260c44d6a2b76e9ede331b93ec70078498ebb2b0560cab57a4fd1835f4ec6143a7cc8be1652ea85f066947a70cfe74d5f42b

  • C:\Users\Admin\ynS4WJZ6.exe

    Filesize

    292KB

    MD5

    b336ee551b4c80dde9f97aec73ea26bd

    SHA1

    fb0be70476d28d89187b369bf73a98fb040d9c0b

    SHA256

    a381f7f881ff01be2dda54067ea7e182044f130b7a69c339968262ec90180649

    SHA512

    5348846868a3f257c692dda8dfd9b7ddb0a39053de8f2b521dce7964139dbd07f5a5108a2186c491a152d932da8355b98d39babeec712175d9caeb0633784a52

  • C:\Users\Admin\ynS4WJZ6.exe

    Filesize

    292KB

    MD5

    b336ee551b4c80dde9f97aec73ea26bd

    SHA1

    fb0be70476d28d89187b369bf73a98fb040d9c0b

    SHA256

    a381f7f881ff01be2dda54067ea7e182044f130b7a69c339968262ec90180649

    SHA512

    5348846868a3f257c692dda8dfd9b7ddb0a39053de8f2b521dce7964139dbd07f5a5108a2186c491a152d932da8355b98d39babeec712175d9caeb0633784a52

  • \Users\Admin\2aid.exe

    Filesize

    72KB

    MD5

    bfd48191f79f45416e67efe6a8f25d5d

    SHA1

    ae31da442af2fe6ef7f960c3a50a3250baeafd8e

    SHA256

    8271c7ff81aeb4d60ddf9b7c6c5c7e9a391324b999184f79bac6fcd411f804f5

    SHA512

    2b2ff2c152e6ddf98d5e1043b456f080178a61413aa37a12166759a32a7b8ae98e8adcd90c76d4601c7da1334589fe93e4691e51f90dac70d74e954d06a246b8

  • \Users\Admin\2aid.exe

    Filesize

    72KB

    MD5

    bfd48191f79f45416e67efe6a8f25d5d

    SHA1

    ae31da442af2fe6ef7f960c3a50a3250baeafd8e

    SHA256

    8271c7ff81aeb4d60ddf9b7c6c5c7e9a391324b999184f79bac6fcd411f804f5

    SHA512

    2b2ff2c152e6ddf98d5e1043b456f080178a61413aa37a12166759a32a7b8ae98e8adcd90c76d4601c7da1334589fe93e4691e51f90dac70d74e954d06a246b8

  • \Users\Admin\3aid.exe

    Filesize

    208KB

    MD5

    914c8e336d83ca18bde8ec3d6dd5d852

    SHA1

    85fd8a4c0114a421d05ca78be872def090b217b8

    SHA256

    0061ffc16cd3615e7d30f22a69d65642cb13f55a357da9f379ebe904168bbe5e

    SHA512

    578e6b94bf576359daf96cc097c5798c9a1b8f3a47ba3f4f0707503ce32f78fafb6f0540a95f2ba311223e14be8f192468a4f3c644fe9cff9198e8ead92c0673

  • \Users\Admin\3aid.exe

    Filesize

    208KB

    MD5

    914c8e336d83ca18bde8ec3d6dd5d852

    SHA1

    85fd8a4c0114a421d05ca78be872def090b217b8

    SHA256

    0061ffc16cd3615e7d30f22a69d65642cb13f55a357da9f379ebe904168bbe5e

    SHA512

    578e6b94bf576359daf96cc097c5798c9a1b8f3a47ba3f4f0707503ce32f78fafb6f0540a95f2ba311223e14be8f192468a4f3c644fe9cff9198e8ead92c0673

  • \Users\Admin\4aid.exe

    Filesize

    44KB

    MD5

    27ddac23e41b3aba1371229bc3114ebe

    SHA1

    70e7b60767a38a27d22b03415006c5a265fe5e93

    SHA256

    afa5e7176ef811c85155cb18eed520d12c1bedc2c3e3e1775a197c8a687e3614

    SHA512

    e18dc372eff827a6590c3ff9a83d428ce2fef6682b9a0ddf667489f5d148472b6f9f6239c4df68eae43c377a4c1f633c45221902044288cdbfdf20708cdd1ebd

  • \Users\Admin\4aid.exe

    Filesize

    44KB

    MD5

    27ddac23e41b3aba1371229bc3114ebe

    SHA1

    70e7b60767a38a27d22b03415006c5a265fe5e93

    SHA256

    afa5e7176ef811c85155cb18eed520d12c1bedc2c3e3e1775a197c8a687e3614

    SHA512

    e18dc372eff827a6590c3ff9a83d428ce2fef6682b9a0ddf667489f5d148472b6f9f6239c4df68eae43c377a4c1f633c45221902044288cdbfdf20708cdd1ebd

  • \Users\Admin\duuis.exe

    Filesize

    292KB

    MD5

    026600a19748e6dd85e0b2131e8114a3

    SHA1

    15f84f9e18becfad8373def242e2d17c17025c57

    SHA256

    b08c4492fc204b50c3f98ca0f27c356e3f6bd8d29631dde67d4eef12bc57bad4

    SHA512

    0c182872ffc237e74125a1692a7d260c44d6a2b76e9ede331b93ec70078498ebb2b0560cab57a4fd1835f4ec6143a7cc8be1652ea85f066947a70cfe74d5f42b

  • \Users\Admin\duuis.exe

    Filesize

    292KB

    MD5

    026600a19748e6dd85e0b2131e8114a3

    SHA1

    15f84f9e18becfad8373def242e2d17c17025c57

    SHA256

    b08c4492fc204b50c3f98ca0f27c356e3f6bd8d29631dde67d4eef12bc57bad4

    SHA512

    0c182872ffc237e74125a1692a7d260c44d6a2b76e9ede331b93ec70078498ebb2b0560cab57a4fd1835f4ec6143a7cc8be1652ea85f066947a70cfe74d5f42b

  • \Users\Admin\ynS4WJZ6.exe

    Filesize

    292KB

    MD5

    b336ee551b4c80dde9f97aec73ea26bd

    SHA1

    fb0be70476d28d89187b369bf73a98fb040d9c0b

    SHA256

    a381f7f881ff01be2dda54067ea7e182044f130b7a69c339968262ec90180649

    SHA512

    5348846868a3f257c692dda8dfd9b7ddb0a39053de8f2b521dce7964139dbd07f5a5108a2186c491a152d932da8355b98d39babeec712175d9caeb0633784a52

  • \Users\Admin\ynS4WJZ6.exe

    Filesize

    292KB

    MD5

    b336ee551b4c80dde9f97aec73ea26bd

    SHA1

    fb0be70476d28d89187b369bf73a98fb040d9c0b

    SHA256

    a381f7f881ff01be2dda54067ea7e182044f130b7a69c339968262ec90180649

    SHA512

    5348846868a3f257c692dda8dfd9b7ddb0a39053de8f2b521dce7964139dbd07f5a5108a2186c491a152d932da8355b98d39babeec712175d9caeb0633784a52

  • memory/892-56-0x00000000759F1000-0x00000000759F3000-memory.dmp

    Filesize

    8KB

  • memory/1272-103-0x0000000002A50000-0x0000000002A56000-memory.dmp

    Filesize

    24KB

  • memory/1272-99-0x0000000002A50000-0x0000000002A56000-memory.dmp

    Filesize

    24KB

  • memory/1272-107-0x0000000002A50000-0x0000000002A56000-memory.dmp

    Filesize

    24KB

  • memory/1416-82-0x0000000000400000-0x000000000040D000-memory.dmp

    Filesize

    52KB

  • memory/1416-91-0x0000000000400000-0x000000000040D000-memory.dmp

    Filesize

    52KB

  • memory/1416-86-0x0000000000400000-0x000000000040D000-memory.dmp

    Filesize

    52KB

  • memory/1416-83-0x0000000000400000-0x000000000040D000-memory.dmp

    Filesize

    52KB

  • memory/1416-92-0x0000000000400000-0x000000000040D000-memory.dmp

    Filesize

    52KB

  • memory/1416-90-0x0000000000400000-0x000000000040D000-memory.dmp

    Filesize

    52KB

  • memory/1416-85-0x0000000000400000-0x000000000040D000-memory.dmp

    Filesize

    52KB

  • memory/1672-98-0x0000000030670000-0x00000000306A4000-memory.dmp

    Filesize

    208KB

  • memory/1672-108-0x0000000030670000-0x00000000306A4000-memory.dmp

    Filesize

    208KB

  • memory/1672-97-0x0000000000220000-0x000000000024B000-memory.dmp

    Filesize

    172KB