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Analysis

  • max time kernel
    148s
  • max time network
    184s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    04/10/2022, 01:54

General

  • Target

    6c3a03d3e790f2dfc6f3db623ba3b99fbc5bb153a9f9914f9ac64085bc5963ee.exe

  • Size

    151KB

  • MD5

    03aa2304ddd55f0bd0897d8d459fd9e6

  • SHA1

    3b9cb3c7e34cc3b3b794a409634b76b55a604606

  • SHA256

    6c3a03d3e790f2dfc6f3db623ba3b99fbc5bb153a9f9914f9ac64085bc5963ee

  • SHA512

    d0156e6598de154546bf2bc8a5d934fa700f85149e6276234f31a3f4831e6682725a9295fc62531b57b8d66699922a9757d5abbd126408b902e52cf88f3b7fdb

  • SSDEEP

    3072:EwNA54xReV0r5LLv3NDZgPfnJMyqjSnImfBVGnw5vltSlOtzC:AmGY5LL/NDGCjStfrpvt3

Score
10/10

Malware Config

Signatures

  • Modifies firewall policy service 2 TTPs 18 IoCs
  • Modifies security service 2 TTPs 18 IoCs
  • Executes dropped EXE 2 IoCs
  • Registers COM server for autorun 1 TTPs 4 IoCs
  • Deletes itself 1 IoCs
  • Unexpected DNS network traffic destination 9 IoCs

    Network traffic to other servers than the configured DNS servers was detected on the DNS port.

  • Drops desktop.ini file(s) 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Modifies registry class 6 IoCs
  • Suspicious behavior: EnumeratesProcesses 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 25 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Windows\system32\services.exe
    C:\Windows\system32\services.exe
    1⤵
    • Modifies firewall policy service
    • Modifies security service
    • Executes dropped EXE
    • Drops desktop.ini file(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:464
  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Executes dropped EXE
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    PID:1216
    • C:\Users\Admin\AppData\Local\Temp\6c3a03d3e790f2dfc6f3db623ba3b99fbc5bb153a9f9914f9ac64085bc5963ee.exe
      "C:\Users\Admin\AppData\Local\Temp\6c3a03d3e790f2dfc6f3db623ba3b99fbc5bb153a9f9914f9ac64085bc5963ee.exe"
      2⤵
      • Registers COM server for autorun
      • Suspicious use of SetThreadContext
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1996
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\system32\cmd.exe"
        3⤵
        • Deletes itself
        PID:784

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-18\$a31e499c3c7c222a40fd7fc6e142514c\@

    Filesize

    2KB

    MD5

    32abfb4272ccc3fbb8ae31d3a7057826

    SHA1

    cd7df782433d21301cbcc51623f7298132495d13

    SHA256

    6e59b15bd71408467210823690c75487c180bb19db15ff77f21992d516cfca98

    SHA512

    0191920ea465948f3326bbc3cd63601757e2b19635bf2357eaacfeeff49bf975f071b4da203301635247480775a1e45c7000348ed5ef9937c84a64d1b0342ef8

  • C:\$Recycle.Bin\S-1-5-18\$a31e499c3c7c222a40fd7fc6e142514c\n

    Filesize

    41KB

    MD5

    fb4e3236959152a057bc6b7603c538ef

    SHA1

    b25a70c07dd2eb1c9fdf89f7a2ffc286f226edf4

    SHA256

    8244ddfcba327a3f67a5582642c53241ee5e58d75808547cd74808bcded272d0

    SHA512

    993dbfbf71394ad1f120a8687d57eac2b9a55b11b1594aadd5a8d90edc0a26e5fd21f78317d342837ce27728613b5fc9c6ea40f86d17e5c477071be84f8aa3d2

  • C:\$Recycle.Bin\S-1-5-21-2292972927-2705560509-2768824231-1000\$a31e499c3c7c222a40fd7fc6e142514c\n

    Filesize

    41KB

    MD5

    fb4e3236959152a057bc6b7603c538ef

    SHA1

    b25a70c07dd2eb1c9fdf89f7a2ffc286f226edf4

    SHA256

    8244ddfcba327a3f67a5582642c53241ee5e58d75808547cd74808bcded272d0

    SHA512

    993dbfbf71394ad1f120a8687d57eac2b9a55b11b1594aadd5a8d90edc0a26e5fd21f78317d342837ce27728613b5fc9c6ea40f86d17e5c477071be84f8aa3d2

  • \$Recycle.Bin\S-1-5-18\$a31e499c3c7c222a40fd7fc6e142514c\n

    Filesize

    41KB

    MD5

    fb4e3236959152a057bc6b7603c538ef

    SHA1

    b25a70c07dd2eb1c9fdf89f7a2ffc286f226edf4

    SHA256

    8244ddfcba327a3f67a5582642c53241ee5e58d75808547cd74808bcded272d0

    SHA512

    993dbfbf71394ad1f120a8687d57eac2b9a55b11b1594aadd5a8d90edc0a26e5fd21f78317d342837ce27728613b5fc9c6ea40f86d17e5c477071be84f8aa3d2

  • \$Recycle.Bin\S-1-5-21-2292972927-2705560509-2768824231-1000\$a31e499c3c7c222a40fd7fc6e142514c\n

    Filesize

    41KB

    MD5

    fb4e3236959152a057bc6b7603c538ef

    SHA1

    b25a70c07dd2eb1c9fdf89f7a2ffc286f226edf4

    SHA256

    8244ddfcba327a3f67a5582642c53241ee5e58d75808547cd74808bcded272d0

    SHA512

    993dbfbf71394ad1f120a8687d57eac2b9a55b11b1594aadd5a8d90edc0a26e5fd21f78317d342837ce27728613b5fc9c6ea40f86d17e5c477071be84f8aa3d2

  • memory/1996-54-0x0000000000400000-0x0000000000428000-memory.dmp

    Filesize

    160KB

  • memory/1996-57-0x0000000000400000-0x0000000000428000-memory.dmp

    Filesize

    160KB

  • memory/1996-58-0x00000000001F0000-0x0000000000213000-memory.dmp

    Filesize

    140KB

  • memory/1996-62-0x0000000000400000-0x0000000000428000-memory.dmp

    Filesize

    160KB

  • memory/1996-64-0x0000000000400000-0x0000000000428000-memory.dmp

    Filesize

    160KB