Analysis

  • max time kernel
    122s
  • max time network
    15s
  • platform
    windows7_x64
  • resource
    win7v20210410
  • submitted
    25-05-2021 06:20

General

  • Target

    BjHM6PDDCwG9GvC.exe

  • Size

    1.3MB

  • MD5

    58753a65f6bcaf7b06217d456bd3fa1a

  • SHA1

    5031df39b31c8ceb0ad15e80156a2349c2fd5ade

  • SHA256

    d4511fa399217b186b74d425d5a0857ae7fe394c9993d76f79beccf2ecea92e2

  • SHA512

    47ba296df03054cf97a865d24de2ec87e20c9865963cdafa4eee86736e1af1003463d2b0623467d70756d286f9917d31a4a2deb9d0d8c28e7ed345f0b015fd35

Score
9/10

Malware Config

Signatures

  • CustAttr .NET packer 1 IoCs

    Detects CustAttr .NET packer in memory.

  • Enumerates physical storage devices 1 TTPs

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

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 16 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 36 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\BjHM6PDDCwG9GvC.exe
    "C:\Users\Admin\AppData\Local\Temp\BjHM6PDDCwG9GvC.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1888
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\BjHM6PDDCwG9GvC.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:856
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\FcngqEfa.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:480
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\FcngqEfa" /XML "C:\Users\Admin\AppData\Local\Temp\tmpD7F7.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1172
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\FcngqEfa.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1872
    • C:\Users\Admin\AppData\Local\Temp\BjHM6PDDCwG9GvC.exe
      "C:\Users\Admin\AppData\Local\Temp\BjHM6PDDCwG9GvC.exe"
      2⤵
        PID:1092
      • C:\Users\Admin\AppData\Local\Temp\BjHM6PDDCwG9GvC.exe
        "C:\Users\Admin\AppData\Local\Temp\BjHM6PDDCwG9GvC.exe"
        2⤵
          PID:1716
        • C:\Users\Admin\AppData\Local\Temp\BjHM6PDDCwG9GvC.exe
          "C:\Users\Admin\AppData\Local\Temp\BjHM6PDDCwG9GvC.exe"
          2⤵
            PID:1088
          • C:\Users\Admin\AppData\Local\Temp\BjHM6PDDCwG9GvC.exe
            "C:\Users\Admin\AppData\Local\Temp\BjHM6PDDCwG9GvC.exe"
            2⤵
              PID:1536
            • C:\Users\Admin\AppData\Local\Temp\BjHM6PDDCwG9GvC.exe
              "C:\Users\Admin\AppData\Local\Temp\BjHM6PDDCwG9GvC.exe"
              2⤵
                PID:1368

            Network

            MITRE ATT&CK Matrix ATT&CK v6

            Execution

            Scheduled Task

            1
            T1053

            Persistence

            Scheduled Task

            1
            T1053

            Privilege Escalation

            Scheduled Task

            1
            T1053

            Discovery

            System Information Discovery

            1
            T1082

            Replay Monitor

            Loading Replay Monitor...

            Downloads

            • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_1602f747-c1a3-4345-8dec-4dcb8b1f72e5
              MD5

              02ff38ac870de39782aeee04d7b48231

              SHA1

              0390d39fa216c9b0ecdb38238304e518fb2b5095

              SHA256

              fbd66a9baf753db31b8de23f2d51b67f8676687503653103080c45b16f1dc876

              SHA512

              24a1ff76ee42ff7a5ea42843928c4df07b06178f7781cd840e1e086e88735d81506eb67259ff1e6ce5aaa7c5baea03886da265eb7e025ff4dc4c4b5f8cd3e341

            • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_1e99a4e8-6b26-4b7e-b796-02d75eb4c4a2
              MD5

              a70ee38af4bb2b5ed3eeb7cbd1a12fa3

              SHA1

              81dbaeae4b0f9e1adc0a1e3d6d76a12396498ba9

              SHA256

              dd2f41f92f19c3fe031bdf5da68ab06768e26762d0077b290cd0094df1d5d58d

              SHA512

              8c69a5300c7545c5c4b25a0594e6813b6b7a85b5f3ae7fc5464b4074fe6f50b2f49d31cacf19bc20a02bb8e237656f1b9b2a3f6a3953e3a8478ca2adc154e0e3

            • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_2d686436-375c-4ee1-bd4a-9e44ccd248ba
              MD5

              75a8da7754349b38d64c87c938545b1b

              SHA1

              5c28c257d51f1c1587e29164cc03ea880c21b417

              SHA256

              bf08151c174b5d00c9dbc7907b2c6a01b4be76bfa3afce1e8bd98a04ad833c96

              SHA512

              798797bc74c56c874e9a5fdcb0157c04e37a1b3cce285ef064b01bceef8cec45f11a5198918c6c647220b62883606b5e12e3cca3ea369f3a66e69dea6e15f643

            • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_34bfdc98-55dc-4b4e-b634-24a1a7668df6
              MD5

              d89968acfbd0cd60b51df04860d99896

              SHA1

              b3c29916ccb81ce98f95bbf3aa8a73de16298b29

              SHA256

              1020cc7c929cd5a4e68ccb40353ca76f427df363f0d95e456eb79db039bdb2b9

              SHA512

              b0e886cce598371b59131fed1535e220c798691bad93ef9474ba440066f5a6bd77a60966604b7a5ff6298b2e200c9dd0c8f9f04aff208b2af423480ead4e8842

            • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_4375eeb7-a65d-43f1-a616-02c5ad6c5370
              MD5

              be4d72095faf84233ac17b94744f7084

              SHA1

              cc78ce5b9c57573bd214a8f423ee622b00ebb1ec

              SHA256

              b0d72c5c22e57913476ac8fc686a4593f137c6667d5094522c0a0685dabd7adc

              SHA512

              43856e9b1032b8690ceea810c931bed3655e9190414bb220fb6afc136f31b8335e07604dffb28405d4006f266a54cff424c527d29924b1b732c9647a3252b097

            • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_4408b4bd-36c2-40a5-8bdb-330d025bdfd7
              MD5

              7f79b990cb5ed648f9e583fe35527aa7

              SHA1

              71b177b48c8bd745ef02c2affad79ca222da7c33

              SHA256

              080ec69d3f2abac629a0bdc314f150ad42a9a1b0a031b1d5c7b5b80051c48683

              SHA512

              20926edf7f0b990da4bd8d7ba91bd8bf7b952b75080f687afa7197a91777604688303d38b4a0a7240b558c23f2e0cd927d3590765109f8be0551f5eb050eafda

            • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_6fe5bd95-2cea-4aea-9c8c-dd67bac4295b
              MD5

              df44874327d79bd75e4264cb8dc01811

              SHA1

              1396b06debed65ea93c24998d244edebd3c0209d

              SHA256

              55de642c5c9e436ec01c57004dae797022442c3245daf7162d19a5585f221181

              SHA512

              95dc9298b8db059bbe746f67e6a7f8515781c7053cc60c01532e47623a996be7e1bd23d1bd8f5f2045adff27454f44930d503c15b695690088841cedbd2a06c3

            • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_bc2fe8ee-69c0-48ce-8821-1fab80ab4eeb
              MD5

              597009ea0430a463753e0f5b1d1a249e

              SHA1

              4e38b8bb65ecbd5c9f0d3d8c47f7caba33de6c62

              SHA256

              3fd2a8217a845c43dbc0dc206c28be81d2687aa9ba62019d905aef10cfaec45d

              SHA512

              5d722fa908e64575b2497c60d142e182011a10c6ed33813b3b4796b3147ece1bc96938518b4c8911a1bac3b7560528ebe3e8e754c11015516d335df5d7c6871d

            • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_daa6030c-af47-4d3f-877b-760615aa7592
              MD5

              354b8209f647a42e2ce36d8cf326cc92

              SHA1

              98c3117f797df69935f8b09fc9e95accfe3d8346

              SHA256

              feae405d288fdd38438f9d9b54f791f3ce3805f1bb88780da5aca402ad372239

              SHA512

              420be869b58e9a7a2c31f2550ac269df832935692a6431d455a10d9b426781e79d91e30ace2c465633b8a7ff2be1bf49734d8b99a390090dc4b36411d4391ff0

            • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_fa12b0a1-3d6a-4bab-a74a-253a75ca0598
              MD5

              5e3c7184a75d42dda1a83606a45001d8

              SHA1

              94ca15637721d88f30eb4b6220b805c5be0360ed

              SHA256

              8278033a65d1ff48be4d86e11f87930d187692f59f8bf2f0a9d170de285afb59

              SHA512

              fae99b6e9b106e0f1c30aa4082b25ae1ad643455c1295c2c16ad534e3e611b9b08492353ffe1af1cfdddc9b2b7c330747a64012c45e62b8f4a4982dcc214e05b

            • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_fd9bf4da-ec38-4847-85c5-d50f35796d4c
              MD5

              a725bb9fafcf91f3c6b7861a2bde6db2

              SHA1

              8bb5b83f3cc37ff1e5ea4f02acae38e72364c114

              SHA256

              51651f27f54c7261887037aa1de4eff0a26c6807906dfc34a15cd5a0b58a8431

              SHA512

              1c4b21dd5660bfec8347257bb3da64681b0a97c427790d9ab3484f687dac032bcff0e07876635953697b00cf83e7d37f97c44e0219627fd0533f60ed3024b97e

            • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_fd9bf4da-ec38-4847-85c5-d50f35796d4c
              MD5

              a725bb9fafcf91f3c6b7861a2bde6db2

              SHA1

              8bb5b83f3cc37ff1e5ea4f02acae38e72364c114

              SHA256

              51651f27f54c7261887037aa1de4eff0a26c6807906dfc34a15cd5a0b58a8431

              SHA512

              1c4b21dd5660bfec8347257bb3da64681b0a97c427790d9ab3484f687dac032bcff0e07876635953697b00cf83e7d37f97c44e0219627fd0533f60ed3024b97e

            • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_fe80cd26-0cf7-4e38-9884-6dab53b04ca9
              MD5

              b6d38f250ccc9003dd70efd3b778117f

              SHA1

              d5a17c02cac698d4f0a4a9b7d71db2aa19e3f18a

              SHA256

              4de9d7b5ccab7b67ca8efc83084c7ee6e5e872b7216ed4683bc5da950bf41265

              SHA512

              67d8195836b7f280d3f9219fd0f58276342e55d5dfdd8a4c54355030d96685d73f1b2b6da0eb39322ec7c3a1d1c5ef06b52d22646cea30a96f822de1800d31e9

            • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheIndex
              MD5

              8c5df5891d0f0ce23e131c7d0982e4bc

              SHA1

              639d0969a61d1486471f59612be6974cf2a6367f

              SHA256

              9f77444e265a3dbaa27ec2a10ad75f3f608e164dbe8a1dfeeb9332f70660d94a

              SHA512

              d7696ccfbc549c33f3eb5a4bf250b36a4ea4e0e85de641f108748631b40f1cfdd2efcd8c8259095c177921c95df3ec34a4f055a1f591d9a912a1b2d2030bbe0a

            • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheIndex
              MD5

              4b88d55c2900734c707a586fdcc4acdd

              SHA1

              7b69cc6c4e49f4435a4fc3a2e2918d268c90d0e2

              SHA256

              f37a7427c2d280cfc4f04f454223d0f9f9f6c1cd13a7f6318c388a0b7f0562d1

              SHA512

              020c0c20bae6b006011ce75aeae0d2b3f2f8c0c04ba6cfb00e2f68248abbdda12e265b858bf9df7a530a02d9ec097cf352d00cdb990852d4fcfd0fc6f24e256d

            • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheIndex
              MD5

              9d3fbc0e1dbf3dfe134bc1445efea278

              SHA1

              f5e4b46b90935b0d88471f6d1d392fc4925a2132

              SHA256

              7109ae6ff548512a785a570a31b181ef7da0e65b6e877aaf1ff36b260eba059a

              SHA512

              7295d1c2ba53b7dd4f0e491b2c571f3b0dbf547e62a20569340212064995697c7437dd2feddbcb285c5cf3c5303a3b7707fcd5597c3d4d37464716a579cc79e1

            • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheIndex
              MD5

              f79374983540bdc633b9dceceed22779

              SHA1

              f3a02a629a22207d1a7a69dbf2f105c79ba80297

              SHA256

              68814225fc78ad3195ea2c5b838faf13d40a29837f5acfc8ae24b9ab7b054d09

              SHA512

              6483f69bbc95d5fce96a86a1ef11ddbe29fe938a411be15fb8e4b85db6e97378b16a224f277d557833781f3558d5920a5602cefdae629c7ff7ff31738ebbadb9

            • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheIndex
              MD5

              f79374983540bdc633b9dceceed22779

              SHA1

              f3a02a629a22207d1a7a69dbf2f105c79ba80297

              SHA256

              68814225fc78ad3195ea2c5b838faf13d40a29837f5acfc8ae24b9ab7b054d09

              SHA512

              6483f69bbc95d5fce96a86a1ef11ddbe29fe938a411be15fb8e4b85db6e97378b16a224f277d557833781f3558d5920a5602cefdae629c7ff7ff31738ebbadb9

            • C:\Users\Admin\AppData\Local\Temp\tmpD7F7.tmp
              MD5

              40f6f08f798ebd46ca8d9943fa5cf889

              SHA1

              b07c3d311343bad11a5ffb868a0960bc277c68f5

              SHA256

              352234b2af847ae14e525590eef10383fe6107336cf0f5bb1c62675d94b3286c

              SHA512

              c2afbfb4448df9e387dd86de012ab61cf6cb3056c583dba00b69e4db3bba5ec82f5e5e98ae0b32c8efdadf75b2738596be4cf87f21a99bc999080dae485c3f4d

            • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms
              MD5

              5e00d91d2180d33c286267b587790d2f

              SHA1

              2435603b722e932c45dec80bdf032317fd6662ec

              SHA256

              6521d929f4b5d3eaf110049cbcadb370b95b97cda858e274423d29eeca34d762

              SHA512

              b6236f2953eb05cc5989a1d7134c9dbb5a7f1c85c4746d81ccfd2d5162d10af91d1eaddd270dcac1fe570115b8ba882770ce82223e0e8c5b4cf124f820512719

            • memory/480-101-0x0000000006140000-0x0000000006141000-memory.dmp
              Filesize

              4KB

            • memory/480-134-0x0000000006310000-0x0000000006311000-memory.dmp
              Filesize

              4KB

            • memory/480-95-0x0000000005650000-0x0000000005651000-memory.dmp
              Filesize

              4KB

            • memory/480-100-0x00000000056B0000-0x00000000056B1000-memory.dmp
              Filesize

              4KB

            • memory/480-68-0x0000000000000000-mapping.dmp
            • memory/480-108-0x0000000006250000-0x0000000006251000-memory.dmp
              Filesize

              4KB

            • memory/480-90-0x00000000047E0000-0x00000000047E1000-memory.dmp
              Filesize

              4KB

            • memory/480-71-0x0000000000620000-0x0000000000621000-memory.dmp
              Filesize

              4KB

            • memory/480-133-0x00000000062C0000-0x00000000062C1000-memory.dmp
              Filesize

              4KB

            • memory/480-87-0x0000000004912000-0x0000000004913000-memory.dmp
              Filesize

              4KB

            • memory/480-124-0x000000007EF30000-0x000000007EF31000-memory.dmp
              Filesize

              4KB

            • memory/480-84-0x0000000004910000-0x0000000004911000-memory.dmp
              Filesize

              4KB

            • memory/480-116-0x0000000005610000-0x0000000005611000-memory.dmp
              Filesize

              4KB

            • memory/856-67-0x0000000075161000-0x0000000075163000-memory.dmp
              Filesize

              8KB

            • memory/856-86-0x00000000048F2000-0x00000000048F3000-memory.dmp
              Filesize

              4KB

            • memory/856-66-0x0000000000000000-mapping.dmp
            • memory/856-74-0x0000000004930000-0x0000000004931000-memory.dmp
              Filesize

              4KB

            • memory/856-85-0x00000000048F0000-0x00000000048F1000-memory.dmp
              Filesize

              4KB

            • memory/1172-70-0x0000000000000000-mapping.dmp
            • memory/1872-88-0x00000000049A0000-0x00000000049A1000-memory.dmp
              Filesize

              4KB

            • memory/1872-89-0x00000000049A2000-0x00000000049A3000-memory.dmp
              Filesize

              4KB

            • memory/1872-81-0x0000000002680000-0x0000000002681000-memory.dmp
              Filesize

              4KB

            • memory/1872-76-0x0000000000000000-mapping.dmp
            • memory/1888-60-0x00000000003E0000-0x00000000003E1000-memory.dmp
              Filesize

              4KB

            • memory/1888-65-0x0000000005690000-0x00000000057BF000-memory.dmp
              Filesize

              1.2MB

            • memory/1888-64-0x0000000005580000-0x000000000568D000-memory.dmp
              Filesize

              1.1MB

            • memory/1888-63-0x0000000000370000-0x0000000000375000-memory.dmp
              Filesize

              20KB

            • memory/1888-62-0x0000000004D30000-0x0000000004D31000-memory.dmp
              Filesize

              4KB