Analysis

  • max time kernel
    149s
  • max time network
    185s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03-10-2022 16:17

General

  • Target

    fab2ddfbee9e9820e39633a2ab00da92bf2cf9c137426614abee9227a87a050b.exe

  • Size

    686KB

  • MD5

    671bdc42b32de9727d7c53282c898f87

  • SHA1

    79096cfee89da902d185b75b8c42c516961686b3

  • SHA256

    fab2ddfbee9e9820e39633a2ab00da92bf2cf9c137426614abee9227a87a050b

  • SHA512

    43d63e4d2a432ad17cf67ac82a69a0c6eb74e406251189a9daa6d3a0557ee732ba84e5b0eb338ddf3161d632eea07c337f1b77d9739c5df388dcb0d60d070a20

  • SSDEEP

    12288:fvVDGoF1IMqmLum9mqE+vXgVFMtRMa4cRs9qz/SNlBZPsC5cwnqgAF9xc:fvVH1IMqmLZ9muXkFMTMa4cRclNt5Lsc

Score
9/10
upx

Malware Config

Signatures

  • ACProtect 1.3x - 1.4x DLL software 3 IoCs

    Detects file using ACProtect software.

  • Executes dropped EXE 1 IoCs
  • UPX packed file 9 IoCs

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

  • Loads dropped DLL 6 IoCs
  • Drops file in Program Files directory 3 IoCs
  • Modifies Internet Explorer Automatic Crash Recovery 1 TTPs 1 IoCs
  • Modifies Internet Explorer settings 1 TTPs 32 IoCs
  • Suspicious behavior: EnumeratesProcesses 12 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 10 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fab2ddfbee9e9820e39633a2ab00da92bf2cf9c137426614abee9227a87a050b.exe
    "C:\Users\Admin\AppData\Local\Temp\fab2ddfbee9e9820e39633a2ab00da92bf2cf9c137426614abee9227a87a050b.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3540
    • C:\Program Files (x86)\Yvnnorrvi.exe
      "C:\Program Files (x86)\Yvnnorrvi.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Modifies Internet Explorer Automatic Crash Recovery
      • Modifies Internet Explorer settings
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1296
      • C:\Program Files\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files\Internet Explorer\IEXPLORE.EXE" -nohome
        3⤵
        • Modifies Internet Explorer settings
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:3232
        • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
          "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3232 CREDAT:17410 /prefetch:2
          4⤵
          • Modifies Internet Explorer settings
          • Suspicious use of SetWindowsHookEx
          PID:3148

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Program Files (x86)\Yvnnorrvi.exe

    Filesize

    42.9MB

    MD5

    1014381c540016019fdf1504ecf03e89

    SHA1

    308de6fa9a18b602c284f907bb75b56df8714b02

    SHA256

    eac515b76b2db65066df95856e08e754114ccae71b73c21bf5e3d221adcbf943

    SHA512

    644488c76253a93f00cf4ad1833ffe434e7362cd4f45e94d3e463b2d9577d3aab38c4695ec09f1cc16c370d21ed3a771c02c9cf2fbb6b94972f38818052b66b5

  • C:\Program Files (x86)\Yvnnorrvi.exe

    Filesize

    42.9MB

    MD5

    1014381c540016019fdf1504ecf03e89

    SHA1

    308de6fa9a18b602c284f907bb75b56df8714b02

    SHA256

    eac515b76b2db65066df95856e08e754114ccae71b73c21bf5e3d221adcbf943

    SHA512

    644488c76253a93f00cf4ad1833ffe434e7362cd4f45e94d3e463b2d9577d3aab38c4695ec09f1cc16c370d21ed3a771c02c9cf2fbb6b94972f38818052b66b5

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

    Filesize

    471B

    MD5

    046bedf3b97e782edc5343dc24a1c485

    SHA1

    ebad04906d01fdb00719463e729f201a043433ae

    SHA256

    4bb13178dccf62921053ef1b62f9bdb994dfd0520741873a60ac2c1484df78ca

    SHA512

    18203014488892166d7c331f8239c1c030fd9831b8040d51b3fdf3d887f867380ff639ccac26e8751b7b13d1dc83e2931f96019783695e7a93c4348046c9fabf

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

    Filesize

    404B

    MD5

    0b81432947119b94bc833ba971bb8341

    SHA1

    5dd7e2c09caf1f1e55e01e367f0b8a6c615b9dda

    SHA256

    408bb3669b8a17afcb56edcf7dd3523aa27ded2db51a8287205d6f559ca054ce

    SHA512

    8bcf671434402c3407093c311d293e89d0a480cc7e8cde112833ac6e6ff5e0e40a3fd21bfce75bcffa6ca74aebd113d776b38ad12cd525334e903084c939f1a4

  • C:\Users\Admin\AppData\Local\Temp\E_4\Exmlrpc.fne

    Filesize

    72KB

    MD5

    f79ee77a4f30401507e6f54a61598f58

    SHA1

    7f3ef4945f621ed2880ff5a10a126957b2011a17

    SHA256

    cf8e29720823eb114fbc3018569a7296ed3e6fcd6c4897f50c5c6e0e98d0b3f8

    SHA512

    26ccde784b06c46f60fb5a105c806c4d9dc1497fd79d39728fbcfa869d470ca2ba018b0665f3cbc05019fb0766dac2eb1084a6fdce2f9aaaae881beb09dd3739

  • C:\Users\Admin\AppData\Local\Temp\E_4\dp1.fne

    Filesize

    112KB

    MD5

    6d4b2e73f6f8ecff02f19f7e8ef9a8c7

    SHA1

    09c32ca167136a17fd69df8c525ea5ffeca6c534

    SHA256

    fe5783e64aa70fac10c2e42d460732d9770534357329d8bc78576557c165f040

    SHA512

    2fd7a95cb632e9c4ac6b34e5b6b875aae94e73cd4b1f213e78f46dadab4846227a030776461bca08f9d75a1d61a0d45427f7b0c8b71406b7debc14db04b2ce04

  • C:\Users\Admin\AppData\Local\Temp\E_4\dp1.fne

    Filesize

    112KB

    MD5

    6d4b2e73f6f8ecff02f19f7e8ef9a8c7

    SHA1

    09c32ca167136a17fd69df8c525ea5ffeca6c534

    SHA256

    fe5783e64aa70fac10c2e42d460732d9770534357329d8bc78576557c165f040

    SHA512

    2fd7a95cb632e9c4ac6b34e5b6b875aae94e73cd4b1f213e78f46dadab4846227a030776461bca08f9d75a1d61a0d45427f7b0c8b71406b7debc14db04b2ce04

  • C:\Users\Admin\AppData\Local\Temp\E_4\dp1.fne

    Filesize

    112KB

    MD5

    6d4b2e73f6f8ecff02f19f7e8ef9a8c7

    SHA1

    09c32ca167136a17fd69df8c525ea5ffeca6c534

    SHA256

    fe5783e64aa70fac10c2e42d460732d9770534357329d8bc78576557c165f040

    SHA512

    2fd7a95cb632e9c4ac6b34e5b6b875aae94e73cd4b1f213e78f46dadab4846227a030776461bca08f9d75a1d61a0d45427f7b0c8b71406b7debc14db04b2ce04

  • C:\Users\Admin\AppData\Local\Temp\E_4\dp1.fne

    Filesize

    112KB

    MD5

    6d4b2e73f6f8ecff02f19f7e8ef9a8c7

    SHA1

    09c32ca167136a17fd69df8c525ea5ffeca6c534

    SHA256

    fe5783e64aa70fac10c2e42d460732d9770534357329d8bc78576557c165f040

    SHA512

    2fd7a95cb632e9c4ac6b34e5b6b875aae94e73cd4b1f213e78f46dadab4846227a030776461bca08f9d75a1d61a0d45427f7b0c8b71406b7debc14db04b2ce04

  • C:\Users\Admin\AppData\Local\Temp\E_4\dp1.fne

    Filesize

    112KB

    MD5

    6d4b2e73f6f8ecff02f19f7e8ef9a8c7

    SHA1

    09c32ca167136a17fd69df8c525ea5ffeca6c534

    SHA256

    fe5783e64aa70fac10c2e42d460732d9770534357329d8bc78576557c165f040

    SHA512

    2fd7a95cb632e9c4ac6b34e5b6b875aae94e73cd4b1f213e78f46dadab4846227a030776461bca08f9d75a1d61a0d45427f7b0c8b71406b7debc14db04b2ce04

  • C:\Users\Admin\AppData\Local\Temp\E_4\dp1.fne

    Filesize

    112KB

    MD5

    6d4b2e73f6f8ecff02f19f7e8ef9a8c7

    SHA1

    09c32ca167136a17fd69df8c525ea5ffeca6c534

    SHA256

    fe5783e64aa70fac10c2e42d460732d9770534357329d8bc78576557c165f040

    SHA512

    2fd7a95cb632e9c4ac6b34e5b6b875aae94e73cd4b1f213e78f46dadab4846227a030776461bca08f9d75a1d61a0d45427f7b0c8b71406b7debc14db04b2ce04

  • C:\Users\Admin\AppData\Local\Temp\E_4\krnln.fnr

    Filesize

    409KB

    MD5

    c3d354bdf277263b13dca264ec2add9d

    SHA1

    b428dfd7df0f6024e22838823cc702e2293bd314

    SHA256

    ede1e15bb21655495ea3b3fb6710390d53839abeed944ed7ab1af7403b50aa5f

    SHA512

    24c8e96b3c07fa4e44fbb31a4e09bea728d90d410352aa9c6b6b6165ff5c038f689b7b58b05abc6513fa4ab953b78edc0f9e8298b2d57fe1c26e80068e7ca68e

  • C:\Users\Admin\AppData\Local\Temp\E_4\krnln.fnr

    Filesize

    409KB

    MD5

    c3d354bdf277263b13dca264ec2add9d

    SHA1

    b428dfd7df0f6024e22838823cc702e2293bd314

    SHA256

    ede1e15bb21655495ea3b3fb6710390d53839abeed944ed7ab1af7403b50aa5f

    SHA512

    24c8e96b3c07fa4e44fbb31a4e09bea728d90d410352aa9c6b6b6165ff5c038f689b7b58b05abc6513fa4ab953b78edc0f9e8298b2d57fe1c26e80068e7ca68e

  • C:\Users\Admin\AppData\Local\Temp\E_4\krnln.fnr

    Filesize

    409KB

    MD5

    c3d354bdf277263b13dca264ec2add9d

    SHA1

    b428dfd7df0f6024e22838823cc702e2293bd314

    SHA256

    ede1e15bb21655495ea3b3fb6710390d53839abeed944ed7ab1af7403b50aa5f

    SHA512

    24c8e96b3c07fa4e44fbb31a4e09bea728d90d410352aa9c6b6b6165ff5c038f689b7b58b05abc6513fa4ab953b78edc0f9e8298b2d57fe1c26e80068e7ca68e

  • memory/1296-135-0x0000000000000000-mapping.dmp

  • memory/1296-143-0x0000000010000000-0x0000000010129000-memory.dmp

    Filesize

    1.2MB

  • memory/1296-142-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/1296-146-0x0000000010000000-0x0000000010129000-memory.dmp

    Filesize

    1.2MB

  • memory/1296-151-0x00000000005B0000-0x00000000005CE000-memory.dmp

    Filesize

    120KB

  • memory/1296-154-0x0000000010000000-0x0000000010129000-memory.dmp

    Filesize

    1.2MB

  • memory/3540-145-0x0000000010000000-0x0000000010129000-memory.dmp

    Filesize

    1.2MB

  • memory/3540-153-0x0000000010000000-0x0000000010129000-memory.dmp

    Filesize

    1.2MB

  • memory/3540-152-0x00000000022E0000-0x00000000022FE000-memory.dmp

    Filesize

    120KB

  • memory/3540-134-0x0000000010000000-0x0000000010129000-memory.dmp

    Filesize

    1.2MB

  • memory/3540-133-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB