Analysis

  • max time kernel
    152s
  • max time network
    111s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/10/2022, 06:59

General

  • Target

    286a7bc6adbd5fb24c3e6df07666f23138d507317328b9244dce491563042d49.exe

  • Size

    651KB

  • MD5

    6f5ad6dab2b6954cd0e33117768c2d12

  • SHA1

    2692ac2faf4a23dbdb4640dd33f11a6e2ea89b6f

  • SHA256

    286a7bc6adbd5fb24c3e6df07666f23138d507317328b9244dce491563042d49

  • SHA512

    73dfae51fd9698f769b46451aa7a168c8c61a9896cb8251f2e969d39ee6cd389aa7483eda17ae4a6a23e4526ae04d0fc606078f43b959347849a4b28901f728f

  • SSDEEP

    12288:kpyZT1MrCxu/mDwLRI6BxcDqp9aqCcajVuD3Z7BPQGMWYur0s0D:kUx1MjOD3SxcDDcNDqWYurL0

Malware Config

Signatures

  • ModiLoader, DBatLoader

    ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • ModiLoader Second Stage 12 IoCs
  • Executes dropped EXE 10 IoCs
  • UPX packed file 16 IoCs

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

  • Checks computer location settings 2 TTPs 2 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Adds Run key to start application 2 TTPs 51 IoCs
  • Maps connected drives based on registry 3 TTPs 4 IoCs

    Disk information is often read in order to detect sandboxing environments.

  • Suspicious use of SetThreadContext 5 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 use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\286a7bc6adbd5fb24c3e6df07666f23138d507317328b9244dce491563042d49.exe
    "C:\Users\Admin\AppData\Local\Temp\286a7bc6adbd5fb24c3e6df07666f23138d507317328b9244dce491563042d49.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1792
    • C:\Users\Admin\AppData\Local\Temp\286a7bc6adbd5fb24c3e6df07666f23138d507317328b9244dce491563042d49.exe
      286a7bc6adbd5fb24c3e6df07666f23138d507317328b9244dce491563042d49.exe
      2⤵
      • Checks computer location settings
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:4216
      • C:\Users\Admin\dHY4IvP3.exe
        C:\Users\Admin\dHY4IvP3.exe
        3⤵
        • Modifies visiblity of hidden/system files in Explorer
        • Executes dropped EXE
        • Checks computer location settings
        • Adds Run key to start application
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:4816
        • C:\Users\Admin\kaave.exe
          "C:\Users\Admin\kaave.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
          • Suspicious use of WriteProcessMemory
          PID:3552
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\System32\cmd.exe" /c tasklist&&del dHY4IvP3.exe
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:1820
          • C:\Windows\SysWOW64\tasklist.exe
            tasklist
            5⤵
            • Enumerates processes with tasklist
            • Suspicious use of AdjustPrivilegeToken
            PID:4444
      • C:\Users\Admin\azhost.exe
        C:\Users\Admin\azhost.exe
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious use of WriteProcessMemory
        PID:4428
        • C:\Users\Admin\azhost.exe
          azhost.exe
          4⤵
          • Executes dropped EXE
          • Maps connected drives based on registry
          • Suspicious behavior: EnumeratesProcesses
          PID:4848
      • C:\Users\Admin\bzhost.exe
        C:\Users\Admin\bzhost.exe
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious use of WriteProcessMemory
        PID:2952
        • C:\Users\Admin\bzhost.exe
          bzhost.exe
          4⤵
          • Executes dropped EXE
          • Maps connected drives based on registry
          • Suspicious behavior: EnumeratesProcesses
          PID:2380
      • C:\Users\Admin\czhost.exe
        C:\Users\Admin\czhost.exe
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious use of WriteProcessMemory
        PID:4684
        • C:\Users\Admin\czhost.exe
          czhost.exe
          4⤵
          • Executes dropped EXE
          PID:3536
      • C:\Users\Admin\dzhost.exe
        C:\Users\Admin\dzhost.exe
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious use of AdjustPrivilegeToken
        PID:2440
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\system32\cmd.exe"
          4⤵
            PID:3700
        • C:\Users\Admin\ezhost.exe
          C:\Users\Admin\ezhost.exe
          3⤵
          • Executes dropped EXE
          • Suspicious use of SetWindowsHookEx
          PID:1152
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\System32\cmd.exe" /c tasklist&&del 286a7bc6adbd5fb24c3e6df07666f23138d507317328b9244dce491563042d49.exe
          3⤵
            PID:2132
            • C:\Windows\SysWOW64\tasklist.exe
              tasklist
              4⤵
              • Enumerates processes with tasklist
              • Suspicious use of AdjustPrivilegeToken
              PID:2152

      Network

            MITRE ATT&CK Enterprise v6

            Replay Monitor

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            Downloads

            • C:\Users\Admin\azhost.exe

              Filesize

              248KB

              MD5

              27ef898ce7ec9c0b79a6996a0b419de1

              SHA1

              4e8aed756fbc6133af13028c33366d2eaa43f954

              SHA256

              f08df8dd8e3fe3de4a1ba4ba3bd355a233cf7febd5917b982ec5a949726c36a6

              SHA512

              5c7fa67e7ed1e8ce238e58f0b55618d1fc13af4e19d9267f6e88e277beb2f10e6c0f0027a532a2d1d4b6e40da1b31dfcacf50ccb71a75dc231ff876869b6787a

            • C:\Users\Admin\azhost.exe

              Filesize

              248KB

              MD5

              27ef898ce7ec9c0b79a6996a0b419de1

              SHA1

              4e8aed756fbc6133af13028c33366d2eaa43f954

              SHA256

              f08df8dd8e3fe3de4a1ba4ba3bd355a233cf7febd5917b982ec5a949726c36a6

              SHA512

              5c7fa67e7ed1e8ce238e58f0b55618d1fc13af4e19d9267f6e88e277beb2f10e6c0f0027a532a2d1d4b6e40da1b31dfcacf50ccb71a75dc231ff876869b6787a

            • C:\Users\Admin\azhost.exe

              Filesize

              248KB

              MD5

              27ef898ce7ec9c0b79a6996a0b419de1

              SHA1

              4e8aed756fbc6133af13028c33366d2eaa43f954

              SHA256

              f08df8dd8e3fe3de4a1ba4ba3bd355a233cf7febd5917b982ec5a949726c36a6

              SHA512

              5c7fa67e7ed1e8ce238e58f0b55618d1fc13af4e19d9267f6e88e277beb2f10e6c0f0027a532a2d1d4b6e40da1b31dfcacf50ccb71a75dc231ff876869b6787a

            • C:\Users\Admin\bzhost.exe

              Filesize

              138KB

              MD5

              4e22775699416e81275fea3266e14bba

              SHA1

              32cc2479a30abd1b40b3b7e959ac32317fa124fd

              SHA256

              95dc812e94d5ba0842af45685ca7262b55607336fcf4becda83dbb6416beffa9

              SHA512

              34b13e9142a9c4251c78d876f02f9e86f22253950d3f9126dacd8ec6f0f3bbd36146381ce16b130d794c4bbc1ba08aa4df8e2e7af0c3900035d486242c81e3bf

            • C:\Users\Admin\bzhost.exe

              Filesize

              138KB

              MD5

              4e22775699416e81275fea3266e14bba

              SHA1

              32cc2479a30abd1b40b3b7e959ac32317fa124fd

              SHA256

              95dc812e94d5ba0842af45685ca7262b55607336fcf4becda83dbb6416beffa9

              SHA512

              34b13e9142a9c4251c78d876f02f9e86f22253950d3f9126dacd8ec6f0f3bbd36146381ce16b130d794c4bbc1ba08aa4df8e2e7af0c3900035d486242c81e3bf

            • C:\Users\Admin\bzhost.exe

              Filesize

              138KB

              MD5

              4e22775699416e81275fea3266e14bba

              SHA1

              32cc2479a30abd1b40b3b7e959ac32317fa124fd

              SHA256

              95dc812e94d5ba0842af45685ca7262b55607336fcf4becda83dbb6416beffa9

              SHA512

              34b13e9142a9c4251c78d876f02f9e86f22253950d3f9126dacd8ec6f0f3bbd36146381ce16b130d794c4bbc1ba08aa4df8e2e7af0c3900035d486242c81e3bf

            • C:\Users\Admin\czhost.exe

              Filesize

              96KB

              MD5

              fb7e8882346223dfbad778b5a7f74f32

              SHA1

              8285032fbab2f9f52533657d46df457ab64d0e15

              SHA256

              6d6fa60b26cd2fc87c94afb20e7f3b35d6eca76d5a46191b8df802d30d4cbc3e

              SHA512

              31e3963dd156da4a57b3ffd37b857ee1d433c61dc22eb56356f2171b282f3735a1c31d65b3a0b431151b55bfebf964f82c5aa13a12f1c2a8a580840a7ea5da32

            • C:\Users\Admin\czhost.exe

              Filesize

              96KB

              MD5

              fb7e8882346223dfbad778b5a7f74f32

              SHA1

              8285032fbab2f9f52533657d46df457ab64d0e15

              SHA256

              6d6fa60b26cd2fc87c94afb20e7f3b35d6eca76d5a46191b8df802d30d4cbc3e

              SHA512

              31e3963dd156da4a57b3ffd37b857ee1d433c61dc22eb56356f2171b282f3735a1c31d65b3a0b431151b55bfebf964f82c5aa13a12f1c2a8a580840a7ea5da32

            • C:\Users\Admin\czhost.exe

              Filesize

              96KB

              MD5

              fb7e8882346223dfbad778b5a7f74f32

              SHA1

              8285032fbab2f9f52533657d46df457ab64d0e15

              SHA256

              6d6fa60b26cd2fc87c94afb20e7f3b35d6eca76d5a46191b8df802d30d4cbc3e

              SHA512

              31e3963dd156da4a57b3ffd37b857ee1d433c61dc22eb56356f2171b282f3735a1c31d65b3a0b431151b55bfebf964f82c5aa13a12f1c2a8a580840a7ea5da32

            • C:\Users\Admin\dHY4IvP3.exe

              Filesize

              288KB

              MD5

              e2a16fca33158332dbb3c66021fe8e3b

              SHA1

              9b784a05bf73e0bffbc2d6afe9acb4ca9d44a355

              SHA256

              17b36341825621fdf4a959b52c510dbf1295e89d380499b2d02a87d76ed68a82

              SHA512

              6ec42b9cbd79a0835abdb2e7e4484d143bea726d9d17929482d1efb16590d895bcbe24e7957dcfc26f093f7a6d1dc07644c649d5918227f101a2515dddb86550

            • C:\Users\Admin\dHY4IvP3.exe

              Filesize

              288KB

              MD5

              e2a16fca33158332dbb3c66021fe8e3b

              SHA1

              9b784a05bf73e0bffbc2d6afe9acb4ca9d44a355

              SHA256

              17b36341825621fdf4a959b52c510dbf1295e89d380499b2d02a87d76ed68a82

              SHA512

              6ec42b9cbd79a0835abdb2e7e4484d143bea726d9d17929482d1efb16590d895bcbe24e7957dcfc26f093f7a6d1dc07644c649d5918227f101a2515dddb86550

            • C:\Users\Admin\dzhost.exe

              Filesize

              221KB

              MD5

              5b414fb77d0dbec97ee529ec0bbcbeaf

              SHA1

              359cd24cd341f75eb46b99375824f6b649443f8e

              SHA256

              62027b13d4918e5e644952c977960a5e6dfe241e2bb35b387de0bfd0b752e882

              SHA512

              887b1b93e51d21927ffba49536f281003eef1dbee7634a08cab256f07701d54fe755acab7ae4a513c754067e4144c44c3580689ce187fd584ba440ab748a2360

            • C:\Users\Admin\dzhost.exe

              Filesize

              221KB

              MD5

              5b414fb77d0dbec97ee529ec0bbcbeaf

              SHA1

              359cd24cd341f75eb46b99375824f6b649443f8e

              SHA256

              62027b13d4918e5e644952c977960a5e6dfe241e2bb35b387de0bfd0b752e882

              SHA512

              887b1b93e51d21927ffba49536f281003eef1dbee7634a08cab256f07701d54fe755acab7ae4a513c754067e4144c44c3580689ce187fd584ba440ab748a2360

            • C:\Users\Admin\ezhost.exe

              Filesize

              28KB

              MD5

              46ede15ce82c221c24bf81b2de1be7e8

              SHA1

              c332a5ec7aeb213c13449626156f6623351a4393

              SHA256

              a360c27de3799bf85f2501d4b375744394643fd50f8ecf5241d170b5cb7f6782

              SHA512

              517f497a4783a0f67ccfca641d93b7f20505c89d6252229f5b97df674f7be20ae48d4732c137ba081c2c1f8ec712371fa4ba4602873e11c0e02b109a00b6c316

            • C:\Users\Admin\ezhost.exe

              Filesize

              28KB

              MD5

              46ede15ce82c221c24bf81b2de1be7e8

              SHA1

              c332a5ec7aeb213c13449626156f6623351a4393

              SHA256

              a360c27de3799bf85f2501d4b375744394643fd50f8ecf5241d170b5cb7f6782

              SHA512

              517f497a4783a0f67ccfca641d93b7f20505c89d6252229f5b97df674f7be20ae48d4732c137ba081c2c1f8ec712371fa4ba4602873e11c0e02b109a00b6c316

            • C:\Users\Admin\kaave.exe

              Filesize

              288KB

              MD5

              2251c170b3109041666e6cc330ae7852

              SHA1

              7fa6eb9fba724ed2eeb2dd7cceaa7bd42ebff071

              SHA256

              9622df33dc57ce2fbc67ed75dd505c0490a497c3c3ed30f7a2e788c0a3c9aa10

              SHA512

              de3c2c783305b3d4dd9164b82ffa646d720224c34913095a239c15d5550d7af4ca8a1a5c4045732802c87d3e1e72e9d8a11c5058812091f95ee7593296d204c1

            • C:\Users\Admin\kaave.exe

              Filesize

              288KB

              MD5

              2251c170b3109041666e6cc330ae7852

              SHA1

              7fa6eb9fba724ed2eeb2dd7cceaa7bd42ebff071

              SHA256

              9622df33dc57ce2fbc67ed75dd505c0490a497c3c3ed30f7a2e788c0a3c9aa10

              SHA512

              de3c2c783305b3d4dd9164b82ffa646d720224c34913095a239c15d5550d7af4ca8a1a5c4045732802c87d3e1e72e9d8a11c5058812091f95ee7593296d204c1

            • memory/2380-176-0x0000000000400000-0x0000000000427000-memory.dmp

              Filesize

              156KB

            • memory/2380-175-0x0000000000400000-0x0000000000427000-memory.dmp

              Filesize

              156KB

            • memory/2380-174-0x0000000000400000-0x0000000000427000-memory.dmp

              Filesize

              156KB

            • memory/2380-170-0x0000000000400000-0x0000000000427000-memory.dmp

              Filesize

              156KB

            • memory/2380-169-0x0000000000400000-0x0000000000427000-memory.dmp

              Filesize

              156KB

            • memory/2440-194-0x0000000000610000-0x0000000000674000-memory.dmp

              Filesize

              400KB

            • memory/2440-197-0x0000000000400000-0x0000000000464000-memory.dmp

              Filesize

              400KB

            • memory/2440-198-0x0000000000610000-0x0000000000674000-memory.dmp

              Filesize

              400KB

            • memory/2440-195-0x0000000000400000-0x0000000000464000-memory.dmp

              Filesize

              400KB

            • memory/2440-193-0x0000000000400000-0x0000000000464000-memory.dmp

              Filesize

              400KB

            • memory/2440-192-0x0000000000400000-0x0000000000464000-memory.dmp

              Filesize

              400KB

            • memory/3536-188-0x0000000000400000-0x000000000040E000-memory.dmp

              Filesize

              56KB

            • memory/3536-181-0x0000000000400000-0x000000000040E000-memory.dmp

              Filesize

              56KB

            • memory/3536-182-0x0000000000400000-0x000000000040E000-memory.dmp

              Filesize

              56KB

            • memory/3536-186-0x0000000000400000-0x000000000040E000-memory.dmp

              Filesize

              56KB

            • memory/3536-187-0x0000000000400000-0x000000000040E000-memory.dmp

              Filesize

              56KB

            • memory/4216-138-0x0000000000400000-0x0000000000507000-memory.dmp

              Filesize

              1.0MB

            • memory/4216-133-0x0000000000400000-0x0000000000507000-memory.dmp

              Filesize

              1.0MB

            • memory/4216-205-0x0000000000400000-0x0000000000507000-memory.dmp

              Filesize

              1.0MB

            • memory/4216-134-0x0000000000400000-0x0000000000507000-memory.dmp

              Filesize

              1.0MB

            • memory/4216-137-0x0000000000400000-0x0000000000507000-memory.dmp

              Filesize

              1.0MB

            • memory/4216-146-0x0000000000400000-0x0000000000507000-memory.dmp

              Filesize

              1.0MB

            • memory/4848-159-0x0000000000400000-0x0000000000437000-memory.dmp

              Filesize

              220KB

            • memory/4848-164-0x0000000000400000-0x0000000000437000-memory.dmp

              Filesize

              220KB

            • memory/4848-158-0x0000000000400000-0x0000000000437000-memory.dmp

              Filesize

              220KB

            • memory/4848-161-0x0000000000400000-0x0000000000437000-memory.dmp

              Filesize

              220KB

            • memory/4848-160-0x0000000000400000-0x0000000000437000-memory.dmp

              Filesize

              220KB