Analysis

  • max time kernel
    158s
  • max time network
    174s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    08/05/2022, 16:45

General

  • Target

    977e77a71bd6293c1b6f3e5edd83657120bed93680256923682c0ae0a7dc8512.exe

  • Size

    9.2MB

  • MD5

    84a5bac36dc5f8c9fbbf3cd0aa9b0ce0

  • SHA1

    f5ac9b610127a543f01ceea8aeff9ce9d368039d

  • SHA256

    977e77a71bd6293c1b6f3e5edd83657120bed93680256923682c0ae0a7dc8512

  • SHA512

    5c44a3fe0141c8ab687c3c243862e69b8513c594da086e63b3db14fd1b1b9f2fcd0b0a400a6393b0f87e56eef722b19ed9e1a7337b1856de4161c49130e656a7

Score
10/10

Malware Config

Signatures

  • BitRAT

    BitRAT is a remote access tool written in C++ and uses leaked source code from other families.

  • BitRAT Payload 1 IoCs
  • ACProtect 1.3x - 1.4x DLL software 14 IoCs

    Detects file using ACProtect software.

  • Executes dropped EXE 1 IoCs
  • UPX packed file 17 IoCs

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

  • Drops startup file 1 IoCs
  • Loads dropped DLL 9 IoCs
  • Looks up external IP address via web service 14 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 17 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.

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\977e77a71bd6293c1b6f3e5edd83657120bed93680256923682c0ae0a7dc8512.exe
    "C:\Users\Admin\AppData\Local\Temp\977e77a71bd6293c1b6f3e5edd83657120bed93680256923682c0ae0a7dc8512.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:1768
    • C:\Windows\SysWOW64\notepad.exe
      "C:\Windows\system32\notepad.exe"
      2⤵
      • Drops startup file
      PID:1668
    • C:\Users\Admin\AppData\Local\Temp\977e77a71bd6293c1b6f3e5edd83657120bed93680256923682c0ae0a7dc8512.exe
      "C:\Users\Admin\AppData\Local\Temp\977e77a71bd6293c1b6f3e5edd83657120bed93680256923682c0ae0a7dc8512.exe"
      2⤵
      • Loads dropped DLL
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1944
      • C:\Users\Admin\AppData\Local\04719c1b\tor\svhost.exe
        "C:\Users\Admin\AppData\Local\04719c1b\tor\svhost.exe" -f torrc
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        PID:1584

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\04719c1b\tor\libcrypto-1_1.dll

          Filesize

          1.7MB

          MD5

          2384a02c4a1f7ec481adde3a020607d3

          SHA1

          7e848d35a10bf9296c8fa41956a3daa777f86365

          SHA256

          c8db0ff0f7047ed91b057005e86ad3a23eae616253313aa047c560d9eb398369

          SHA512

          1ac74dd2d863acd7415ef8b9490a5342865462fbabdad0645da22424b0d56f5e9c389a3d7c41386f2414d6c4715c79a6ddecb6e6cff29e98319e1fd1060f4503

        • C:\Users\Admin\AppData\Local\04719c1b\tor\libevent-2-1-6.dll

          Filesize

          366KB

          MD5

          099983c13bade9554a3c17484e5481f1

          SHA1

          a84e69ad9722f999252d59d0ed9a99901a60e564

          SHA256

          b65f9aa0c7912af64bd9b05e9322e994339a11b0c8907e6a6166d7b814bda838

          SHA512

          89f1a963de77873296395662d4150e3eff7a2d297fb9ec54ec06aa2e40d41e5f4fc4611e9bc34126d760c9134f2907fea3bebdf2fbbd7eaddad99f8e4be1f5e2

        • C:\Users\Admin\AppData\Local\04719c1b\tor\libgcc_s_sjlj-1.dll

          Filesize

          286KB

          MD5

          b0d98f7157d972190fe0759d4368d320

          SHA1

          5715a533621a2b642aad9616e603c6907d80efc4

          SHA256

          2922193133dabab5b82088d4e87484e2fac75e9e0c765dacaf22eb5f4f18b0c5

          SHA512

          41ce56c428158533bf8b8ffe0a71875b5a3abc549b88d7d3e69acc6080653abea344d6d66fff39c04bf019fcaa295768d620377d85a933ddaf17f3d90df29496

        • C:\Users\Admin\AppData\Local\04719c1b\tor\libssl-1_1.dll

          Filesize

          439KB

          MD5

          c88826ac4bb879622e43ead5bdb95aeb

          SHA1

          87d29853649a86f0463bfd9ad887b85eedc21723

          SHA256

          c4d898b1a4285a45153af9ed88d79aa2a073dcb7225961b6b276b532b4d18b6f

          SHA512

          f733041ef35b9b8058fbcf98faa0d1fea5c0858fea941ecebbe9f083cd73e3e66323afffd8d734097fcdd5e6e59db4d94f51fca5874edbcd2a382d9ba6cd97b3

        • C:\Users\Admin\AppData\Local\04719c1b\tor\libssp-0.dll

          Filesize

          88KB

          MD5

          2c916456f503075f746c6ea649cf9539

          SHA1

          fa1afc1f3d728c89b2e90e14ca7d88b599580a9d

          SHA256

          cbb5236d923d4f4baf2f0d2797c72a2cbae42ef7ac0acce786daf5fdc5b456e6

          SHA512

          1c1995e1aa7c33c597c64122395275861d9219e46d45277d4f1768a2e06227b353d5d77d6b7cb655082dc6fb9736ad6f7cfcc0c90e02776e27d50857e792e3fd

        • C:\Users\Admin\AppData\Local\04719c1b\tor\libwinpthread-1.dll

          Filesize

          188KB

          MD5

          d407cc6d79a08039a6f4b50539e560b8

          SHA1

          21171adbc176dc19aaa5e595cd2cd4bd1dfd0c71

          SHA256

          92cfd0277c8781a15a0f17b7aee6cff69631b9606a001101631f04b3381efc4e

          SHA512

          378a10fed915591445d97c6d04e82d28008d8ea65e0e40c142b8ee59867035d561d4e103495c8f0d9c19b51597706ce0b450c25516aa0f1744579ffcd097ae0c

        • C:\Users\Admin\AppData\Local\04719c1b\tor\svhost.exe

          Filesize

          973KB

          MD5

          5cfe61ff895c7daa889708665ef05d7b

          SHA1

          5e58efe30406243fbd58d4968b0492ddeef145f2

          SHA256

          f9c1d18b50ce7484bf212cb61a9035602cfb90ebdfe66a077b9f6df73196a9f5

          SHA512

          43b6f10391a863a21f70e05cee41900729c7543750e118ff5d74c0cac3d1383f10bcb73eade2a28b555a393cada4795e204246129b01ad9177d1167827dd68da

        • C:\Users\Admin\AppData\Local\04719c1b\tor\torrc

          Filesize

          139B

          MD5

          a54d7b12e949e38630927b98231a3a5d

          SHA1

          cecce9b25ffa2b81dc89062393b6bbbe81f23ea7

          SHA256

          831fcb80185016f9923d10b033b00faab0143a80ed185a3c756dfb7a04bde596

          SHA512

          df3645f57eaa8a98794825275af0afebc4101367e579a293e41f1fe1de4442599930d625a18b74d8fa8a86d81cb906c1556170114afc71656c4efef289e01f99

        • C:\Users\Admin\AppData\Local\04719c1b\tor\zlib1.dll

          Filesize

          52KB

          MD5

          add33041af894b67fe34e1dc819b7eb6

          SHA1

          6db46eb021855a587c95479422adcc774a272eeb

          SHA256

          8688bd7ca55dcc0c23c429762776a0a43fe5b0332dfd5b79ef74e55d4bbc1183

          SHA512

          bafc441198d03f0e7fe804bab89283c389d38884d0f87d81b11950a9b79fcbf7b32be4bb16f4fcd9179b66f865c563c172a46b4514a6087ef0af64425a4b2cfa

        • \Users\Admin\AppData\Local\04719c1b\tor\libcrypto-1_1.dll

          Filesize

          1.7MB

          MD5

          2384a02c4a1f7ec481adde3a020607d3

          SHA1

          7e848d35a10bf9296c8fa41956a3daa777f86365

          SHA256

          c8db0ff0f7047ed91b057005e86ad3a23eae616253313aa047c560d9eb398369

          SHA512

          1ac74dd2d863acd7415ef8b9490a5342865462fbabdad0645da22424b0d56f5e9c389a3d7c41386f2414d6c4715c79a6ddecb6e6cff29e98319e1fd1060f4503

        • \Users\Admin\AppData\Local\04719c1b\tor\libevent-2-1-6.dll

          Filesize

          366KB

          MD5

          099983c13bade9554a3c17484e5481f1

          SHA1

          a84e69ad9722f999252d59d0ed9a99901a60e564

          SHA256

          b65f9aa0c7912af64bd9b05e9322e994339a11b0c8907e6a6166d7b814bda838

          SHA512

          89f1a963de77873296395662d4150e3eff7a2d297fb9ec54ec06aa2e40d41e5f4fc4611e9bc34126d760c9134f2907fea3bebdf2fbbd7eaddad99f8e4be1f5e2

        • \Users\Admin\AppData\Local\04719c1b\tor\libgcc_s_sjlj-1.dll

          Filesize

          286KB

          MD5

          b0d98f7157d972190fe0759d4368d320

          SHA1

          5715a533621a2b642aad9616e603c6907d80efc4

          SHA256

          2922193133dabab5b82088d4e87484e2fac75e9e0c765dacaf22eb5f4f18b0c5

          SHA512

          41ce56c428158533bf8b8ffe0a71875b5a3abc549b88d7d3e69acc6080653abea344d6d66fff39c04bf019fcaa295768d620377d85a933ddaf17f3d90df29496

        • \Users\Admin\AppData\Local\04719c1b\tor\libssl-1_1.dll

          Filesize

          439KB

          MD5

          c88826ac4bb879622e43ead5bdb95aeb

          SHA1

          87d29853649a86f0463bfd9ad887b85eedc21723

          SHA256

          c4d898b1a4285a45153af9ed88d79aa2a073dcb7225961b6b276b532b4d18b6f

          SHA512

          f733041ef35b9b8058fbcf98faa0d1fea5c0858fea941ecebbe9f083cd73e3e66323afffd8d734097fcdd5e6e59db4d94f51fca5874edbcd2a382d9ba6cd97b3

        • \Users\Admin\AppData\Local\04719c1b\tor\libssp-0.dll

          Filesize

          88KB

          MD5

          2c916456f503075f746c6ea649cf9539

          SHA1

          fa1afc1f3d728c89b2e90e14ca7d88b599580a9d

          SHA256

          cbb5236d923d4f4baf2f0d2797c72a2cbae42ef7ac0acce786daf5fdc5b456e6

          SHA512

          1c1995e1aa7c33c597c64122395275861d9219e46d45277d4f1768a2e06227b353d5d77d6b7cb655082dc6fb9736ad6f7cfcc0c90e02776e27d50857e792e3fd

        • \Users\Admin\AppData\Local\04719c1b\tor\libwinpthread-1.dll

          Filesize

          188KB

          MD5

          d407cc6d79a08039a6f4b50539e560b8

          SHA1

          21171adbc176dc19aaa5e595cd2cd4bd1dfd0c71

          SHA256

          92cfd0277c8781a15a0f17b7aee6cff69631b9606a001101631f04b3381efc4e

          SHA512

          378a10fed915591445d97c6d04e82d28008d8ea65e0e40c142b8ee59867035d561d4e103495c8f0d9c19b51597706ce0b450c25516aa0f1744579ffcd097ae0c

        • \Users\Admin\AppData\Local\04719c1b\tor\svhost.exe

          Filesize

          973KB

          MD5

          5cfe61ff895c7daa889708665ef05d7b

          SHA1

          5e58efe30406243fbd58d4968b0492ddeef145f2

          SHA256

          f9c1d18b50ce7484bf212cb61a9035602cfb90ebdfe66a077b9f6df73196a9f5

          SHA512

          43b6f10391a863a21f70e05cee41900729c7543750e118ff5d74c0cac3d1383f10bcb73eade2a28b555a393cada4795e204246129b01ad9177d1167827dd68da

        • \Users\Admin\AppData\Local\04719c1b\tor\svhost.exe

          Filesize

          973KB

          MD5

          5cfe61ff895c7daa889708665ef05d7b

          SHA1

          5e58efe30406243fbd58d4968b0492ddeef145f2

          SHA256

          f9c1d18b50ce7484bf212cb61a9035602cfb90ebdfe66a077b9f6df73196a9f5

          SHA512

          43b6f10391a863a21f70e05cee41900729c7543750e118ff5d74c0cac3d1383f10bcb73eade2a28b555a393cada4795e204246129b01ad9177d1167827dd68da

        • \Users\Admin\AppData\Local\04719c1b\tor\zlib1.dll

          Filesize

          52KB

          MD5

          add33041af894b67fe34e1dc819b7eb6

          SHA1

          6db46eb021855a587c95479422adcc774a272eeb

          SHA256

          8688bd7ca55dcc0c23c429762776a0a43fe5b0332dfd5b79ef74e55d4bbc1183

          SHA512

          bafc441198d03f0e7fe804bab89283c389d38884d0f87d81b11950a9b79fcbf7b32be4bb16f4fcd9179b66f865c563c172a46b4514a6087ef0af64425a4b2cfa

        • memory/1768-54-0x0000000075C01000-0x0000000075C03000-memory.dmp

          Filesize

          8KB

        • memory/1768-56-0x00000000003E0000-0x00000000003F3000-memory.dmp

          Filesize

          76KB

        • memory/1944-60-0x0000000000400000-0x0000000000BF6000-memory.dmp

          Filesize

          8.0MB