Analysis

  • max time kernel
    115s
  • max time network
    30s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    27-03-2023 15:24

General

  • Target

    Typograph_Setup.exe

  • Size

    1.8MB

  • MD5

    d83d5fddde82eab9f6b4268ebffba4cf

  • SHA1

    e2c3d95e9e6c906e8dd532cc7ad77346da901d35

  • SHA256

    09ef4b9244eb44567917f2c42d946f0f0feec3eb2fab4a82a9cfb7a4880a88c3

  • SHA512

    d0a68b7aa0f56f792f5a2ac0a0ca8708c351acf85db061314a9c4ec23db86a8b8664b4d219416f8d34d9851f241d32830656aa90fba325999f68c2f901876f02

  • SSDEEP

    49152:esg5bbIeH/0Ze8aXgGmdxvl8QgPI1dIzA7SYu:es4KvX5ddlBlrSYu

Malware Config

Signatures

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 9 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • Drops file in Program Files directory 22 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies registry class 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of WriteProcessMemory 25 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Typograph_Setup.exe
    "C:\Users\Admin\AppData\Local\Temp\Typograph_Setup.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1360
    • C:\Users\Admin\AppData\Local\Temp\WZSE0.TMP\setup.exe
      ".\setup.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of WriteProcessMemory
      PID:1652
      • C:\Program Files (x86)\Typograf\FontSets.exe
        "C:\Program Files (x86)\Typograf\FontSets.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        PID:548
      • C:\Windows\SysWOW64\explorer.exe
        "C:\Windows\System32\explorer.exe" "C:\Program Files (x86)\Typograf\typograf.exe"
        3⤵
          PID:1284
    • C:\Windows\explorer.exe
      C:\Windows\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -Embedding
      1⤵
      • Suspicious use of WriteProcessMemory
      PID:1020
      • C:\Program Files (x86)\Typograf\Typograf.exe
        "C:\Program Files (x86)\Typograf\Typograf.exe"
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Writes to the Master Boot Record (MBR)
        • Modifies registry class
        • Suspicious behavior: EnumeratesProcesses
        PID:1756

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Persistence

    Bootkit

    1
    T1067

    Discovery

    Query Registry

    1
    T1012

    System Information Discovery

    1
    T1082

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Program Files (x86)\Typograf\FontSets.exe
      Filesize

      553KB

      MD5

      c9aa5556b6332a4c01885b7b05abe436

      SHA1

      a82a303fdfff209db517fef5b8f47c6472615a20

      SHA256

      6f4d3440ca9ae641c4073a6041f5011b86362ef973dd7604513bd7e3c1ca20c7

      SHA512

      4c66846f405f08b2cff3db579c3326d98697232b26761811be1927369a77f50ef16d0c3c49aa0f12ee8b7b6456d3a488a463e1949b6711912623545436a41570

    • C:\Program Files (x86)\Typograf\FontSets.exe
      Filesize

      553KB

      MD5

      c9aa5556b6332a4c01885b7b05abe436

      SHA1

      a82a303fdfff209db517fef5b8f47c6472615a20

      SHA256

      6f4d3440ca9ae641c4073a6041f5011b86362ef973dd7604513bd7e3c1ca20c7

      SHA512

      4c66846f405f08b2cff3db579c3326d98697232b26761811be1927369a77f50ef16d0c3c49aa0f12ee8b7b6456d3a488a463e1949b6711912623545436a41570

    • C:\Program Files (x86)\Typograf\Typograf.exe
      Filesize

      926KB

      MD5

      6ba093cd82eadbb150e8edfb68dbbd66

      SHA1

      94b1b5e79a8fa034b71374d259e8a6fe507211a1

      SHA256

      d2b2831fdabda5384e777659e750ceb6ed7e6e145137873d482f0703f33e62a1

      SHA512

      61784b56367a59099ce429c7cfd67f5f00bb642e4c0e30e69f829c110ad74786a7077b35bef934fc50ac4c195d83c861a0fc335731cf8474400dce498e75e226

    • C:\Program Files (x86)\Typograf\Typograf.exe
      Filesize

      926KB

      MD5

      6ba093cd82eadbb150e8edfb68dbbd66

      SHA1

      94b1b5e79a8fa034b71374d259e8a6fe507211a1

      SHA256

      d2b2831fdabda5384e777659e750ceb6ed7e6e145137873d482f0703f33e62a1

      SHA512

      61784b56367a59099ce429c7cfd67f5f00bb642e4c0e30e69f829c110ad74786a7077b35bef934fc50ac4c195d83c861a0fc335731cf8474400dce498e75e226

    • C:\Program Files (x86)\Typograf\Typograf.exe
      Filesize

      926KB

      MD5

      6ba093cd82eadbb150e8edfb68dbbd66

      SHA1

      94b1b5e79a8fa034b71374d259e8a6fe507211a1

      SHA256

      d2b2831fdabda5384e777659e750ceb6ed7e6e145137873d482f0703f33e62a1

      SHA512

      61784b56367a59099ce429c7cfd67f5f00bb642e4c0e30e69f829c110ad74786a7077b35bef934fc50ac4c195d83c861a0fc335731cf8474400dce498e75e226

    • C:\Program Files (x86)\Typograf\atmdll.dll
      Filesize

      37KB

      MD5

      97764194fcbda4e9d57851f82e4b3bc9

      SHA1

      39813a0e6bdd69aa9213ba75d6dfea2680d717be

      SHA256

      881155bedf3bbf4f1117c1f0befd8196e5c9b98f3c4c88d1a5b16f71e91c23cd

      SHA512

      73716ba9f4600d63c95547c33fc41678f818ce7f4d2a8ed1b2393aeaaf77de6a6bfc1d95a92b64b3ee27274eddcc73cedf4b8a5b464cdc5577e1ae7df1952af6

    • C:\Users\Admin\AppData\Local\Temp\WZSE0.TMP\BONZAI.TTF
      Filesize

      20KB

      MD5

      a2ddeac8c35ca7110825e1a6d99006bd

      SHA1

      7f8893f9f7f125f3d6f1ac51ae2acae53780b3b9

      SHA256

      99a1572e549a74a69833af5b874c99201573cd1de2c7a30952845f6f855bab3f

      SHA512

      e44131b7c18cfdf06960e776968a1bc609bcf2cf0dbb586b2ef30c4fb7978c819e45421a7cf9f97f95f76b274885a1eac0ee805e0e9f6a34012960888f17c7b0

    • C:\Users\Admin\AppData\Local\Temp\WZSE0.TMP\EXMONO.TTF
      Filesize

      29KB

      MD5

      8d295a84f6fc962688762fe69d45cee7

      SHA1

      2070688e9891256991f5513d78d9ad794c5075b6

      SHA256

      447a97e4ce2fd839a677cfa477b682cd4a416dab6d7b223fd99f95053b03b597

      SHA512

      8ad86b7c1ecdc4c1b49b50eae31e143ea5eda23e8f9eac0ecf0f90fc15c683d4b1e79f9958a30d85941f019df3c1cfedbe098ae3d945b24b09a3c3cc459f4e91

    • C:\Users\Admin\AppData\Local\Temp\WZSE0.TMP\FontHelper.exe
      Filesize

      59KB

      MD5

      5dbcfd9183ee47ce1b9984a431238828

      SHA1

      546d5f3d2be0ac4a3f4a2b7014fc2d6819b78c30

      SHA256

      9c487729cfa8229e8c3a2f8d7fbef01c694d87dac40d6bab1bedae85926d17f0

      SHA512

      e79ac4856e8ba08158550208a920b295e1444a50af0ea5ed3dd2542bc3c1534d1ab43e6c521d1a8c0f48e7a6bcdadb73f7527d5fcb0d440f32e288f4da2bacfe

    • C:\Users\Admin\AppData\Local\Temp\WZSE0.TMP\FontSets.exe
      Filesize

      553KB

      MD5

      c9aa5556b6332a4c01885b7b05abe436

      SHA1

      a82a303fdfff209db517fef5b8f47c6472615a20

      SHA256

      6f4d3440ca9ae641c4073a6041f5011b86362ef973dd7604513bd7e3c1ca20c7

      SHA512

      4c66846f405f08b2cff3db579c3326d98697232b26761811be1927369a77f50ef16d0c3c49aa0f12ee8b7b6456d3a488a463e1949b6711912623545436a41570

    • C:\Users\Admin\AppData\Local\Temp\WZSE0.TMP\atmdll.dll
      Filesize

      37KB

      MD5

      97764194fcbda4e9d57851f82e4b3bc9

      SHA1

      39813a0e6bdd69aa9213ba75d6dfea2680d717be

      SHA256

      881155bedf3bbf4f1117c1f0befd8196e5c9b98f3c4c88d1a5b16f71e91c23cd

      SHA512

      73716ba9f4600d63c95547c33fc41678f818ce7f4d2a8ed1b2393aeaaf77de6a6bfc1d95a92b64b3ee27274eddcc73cedf4b8a5b464cdc5577e1ae7df1952af6

    • C:\Users\Admin\AppData\Local\Temp\WZSE0.TMP\order.txt
      Filesize

      1KB

      MD5

      e1e3c4dd594d983b215ffb053b29f813

      SHA1

      57d7faa5ad947d3a1e9eb73e7f8f81c8a1535d77

      SHA256

      a8ddffb8c29836b3569e190d017c8f930206727bb20272a71c21321b1b31a614

      SHA512

      73d9280aede257ece5813350c1ac8177f0629778d3526121f43ca6c334b9e84eb02909476af0a1839041ba8e548b2bd79bb21b0c3e42698398cbc21d3a141eb7

    • C:\Users\Admin\AppData\Local\Temp\WZSE0.TMP\readme.txt
      Filesize

      6KB

      MD5

      86657bf2663f457fef148e0a6f614d70

      SHA1

      ee52b9401d0786a87633132354048002dc94f58e

      SHA256

      4634d53fa16288fe3061ee24ab43ac9c8ed97176819a36f200e54f1e09c8c728

      SHA512

      7bcccbc85ad5c135cb7f77bd0bdd98db4d81d586b056a7292632e141f9a4de2d393dee21b3904546c78b9f71478b8e0dafd09d3df8d43fa30bc25547b9bac8b1

    • C:\Users\Admin\AppData\Local\Temp\WZSE0.TMP\setup.exe
      Filesize

      117KB

      MD5

      7a2ba2348ec30410c3cac084b6c6210a

      SHA1

      a125cee521241b10f8c43cc66fe054ccf104307b

      SHA256

      130a7b764e0f49b3ce4a45b2b8a2c795574ae9c66548c341b0ad734ec9a8779c

      SHA512

      5b84c8c2f0eddfd9a7b7a39f94cc14b124752837be4d8701863d8562a27e01324d007a6e7b327b58a4288e0e5796fa1094c863eb95932e36ca4a4270bbaa93d6

    • C:\Users\Admin\AppData\Local\Temp\WZSE0.TMP\setup.exe
      Filesize

      117KB

      MD5

      7a2ba2348ec30410c3cac084b6c6210a

      SHA1

      a125cee521241b10f8c43cc66fe054ccf104307b

      SHA256

      130a7b764e0f49b3ce4a45b2b8a2c795574ae9c66548c341b0ad734ec9a8779c

      SHA512

      5b84c8c2f0eddfd9a7b7a39f94cc14b124752837be4d8701863d8562a27e01324d007a6e7b327b58a4288e0e5796fa1094c863eb95932e36ca4a4270bbaa93d6

    • C:\Users\Admin\AppData\Local\Temp\WZSE0.TMP\typograf.chm
      Filesize

      354KB

      MD5

      a0162ad1d5fde6ef57133ee8fc69fff9

      SHA1

      27672eaff3e6529614abc7b48108c1bbb33c3673

      SHA256

      44db441c090ba6b1044d764a85bc3551823e0017c1502449b27a67a0d39d2339

      SHA512

      a1e51249f080a305dc14cce8d182074afc124a129d12cf60856f10d0b5e3cc889e38a45b0067fd20e1c283d8135c8de1c760d52042c24b344ef87205c5e0494e

    • C:\Users\Admin\AppData\Local\Temp\WZSE0.TMP\typograf.exe
      Filesize

      926KB

      MD5

      6ba093cd82eadbb150e8edfb68dbbd66

      SHA1

      94b1b5e79a8fa034b71374d259e8a6fe507211a1

      SHA256

      d2b2831fdabda5384e777659e750ceb6ed7e6e145137873d482f0703f33e62a1

      SHA512

      61784b56367a59099ce429c7cfd67f5f00bb642e4c0e30e69f829c110ad74786a7077b35bef934fc50ac4c195d83c861a0fc335731cf8474400dce498e75e226

    • C:\Users\Admin\AppData\Local\Temp\WZSE0.TMP\uninstal.exe
      Filesize

      67KB

      MD5

      c4b2690b0db4f0839632013b727dbdd4

      SHA1

      1e43dba9ca2839d8a7fe939a640233b0aadfd9ff

      SHA256

      b4f490dab427def0a953f182538b4e900d8ac904111fa6160446ce6bc3d144e5

      SHA512

      8695d6e05b378cb35270943081a94d8a0dc6855d01089190029561d39eb2a83324f6d2a98608b37a72e8766c060c5ecd06ecee8f79c9664523a518be21831d3f

    • \??\c:\program files (x86)\typograf\BONZAI.TTF
      Filesize

      20KB

      MD5

      a2ddeac8c35ca7110825e1a6d99006bd

      SHA1

      7f8893f9f7f125f3d6f1ac51ae2acae53780b3b9

      SHA256

      99a1572e549a74a69833af5b874c99201573cd1de2c7a30952845f6f855bab3f

      SHA512

      e44131b7c18cfdf06960e776968a1bc609bcf2cf0dbb586b2ef30c4fb7978c819e45421a7cf9f97f95f76b274885a1eac0ee805e0e9f6a34012960888f17c7b0

    • \??\c:\program files (x86)\typograf\EXMONO.TTF
      Filesize

      29KB

      MD5

      8d295a84f6fc962688762fe69d45cee7

      SHA1

      2070688e9891256991f5513d78d9ad794c5075b6

      SHA256

      447a97e4ce2fd839a677cfa477b682cd4a416dab6d7b223fd99f95053b03b597

      SHA512

      8ad86b7c1ecdc4c1b49b50eae31e143ea5eda23e8f9eac0ecf0f90fc15c683d4b1e79f9958a30d85941f019df3c1cfedbe098ae3d945b24b09a3c3cc459f4e91

    • \Program Files (x86)\Typograf\FontSets.exe
      Filesize

      553KB

      MD5

      c9aa5556b6332a4c01885b7b05abe436

      SHA1

      a82a303fdfff209db517fef5b8f47c6472615a20

      SHA256

      6f4d3440ca9ae641c4073a6041f5011b86362ef973dd7604513bd7e3c1ca20c7

      SHA512

      4c66846f405f08b2cff3db579c3326d98697232b26761811be1927369a77f50ef16d0c3c49aa0f12ee8b7b6456d3a488a463e1949b6711912623545436a41570

    • \Program Files (x86)\Typograf\FontSets.exe
      Filesize

      553KB

      MD5

      c9aa5556b6332a4c01885b7b05abe436

      SHA1

      a82a303fdfff209db517fef5b8f47c6472615a20

      SHA256

      6f4d3440ca9ae641c4073a6041f5011b86362ef973dd7604513bd7e3c1ca20c7

      SHA512

      4c66846f405f08b2cff3db579c3326d98697232b26761811be1927369a77f50ef16d0c3c49aa0f12ee8b7b6456d3a488a463e1949b6711912623545436a41570

    • \Program Files (x86)\Typograf\FontSets.exe
      Filesize

      553KB

      MD5

      c9aa5556b6332a4c01885b7b05abe436

      SHA1

      a82a303fdfff209db517fef5b8f47c6472615a20

      SHA256

      6f4d3440ca9ae641c4073a6041f5011b86362ef973dd7604513bd7e3c1ca20c7

      SHA512

      4c66846f405f08b2cff3db579c3326d98697232b26761811be1927369a77f50ef16d0c3c49aa0f12ee8b7b6456d3a488a463e1949b6711912623545436a41570

    • \Program Files (x86)\Typograf\Typograf.exe
      Filesize

      926KB

      MD5

      6ba093cd82eadbb150e8edfb68dbbd66

      SHA1

      94b1b5e79a8fa034b71374d259e8a6fe507211a1

      SHA256

      d2b2831fdabda5384e777659e750ceb6ed7e6e145137873d482f0703f33e62a1

      SHA512

      61784b56367a59099ce429c7cfd67f5f00bb642e4c0e30e69f829c110ad74786a7077b35bef934fc50ac4c195d83c861a0fc335731cf8474400dce498e75e226

    • \Program Files (x86)\Typograf\Typograf.exe
      Filesize

      926KB

      MD5

      6ba093cd82eadbb150e8edfb68dbbd66

      SHA1

      94b1b5e79a8fa034b71374d259e8a6fe507211a1

      SHA256

      d2b2831fdabda5384e777659e750ceb6ed7e6e145137873d482f0703f33e62a1

      SHA512

      61784b56367a59099ce429c7cfd67f5f00bb642e4c0e30e69f829c110ad74786a7077b35bef934fc50ac4c195d83c861a0fc335731cf8474400dce498e75e226

    • \Program Files (x86)\Typograf\atmdll.dll
      Filesize

      37KB

      MD5

      97764194fcbda4e9d57851f82e4b3bc9

      SHA1

      39813a0e6bdd69aa9213ba75d6dfea2680d717be

      SHA256

      881155bedf3bbf4f1117c1f0befd8196e5c9b98f3c4c88d1a5b16f71e91c23cd

      SHA512

      73716ba9f4600d63c95547c33fc41678f818ce7f4d2a8ed1b2393aeaaf77de6a6bfc1d95a92b64b3ee27274eddcc73cedf4b8a5b464cdc5577e1ae7df1952af6

    • \Users\Admin\AppData\Local\Temp\WZSE0.TMP\Typograf.exe
      Filesize

      926KB

      MD5

      6ba093cd82eadbb150e8edfb68dbbd66

      SHA1

      94b1b5e79a8fa034b71374d259e8a6fe507211a1

      SHA256

      d2b2831fdabda5384e777659e750ceb6ed7e6e145137873d482f0703f33e62a1

      SHA512

      61784b56367a59099ce429c7cfd67f5f00bb642e4c0e30e69f829c110ad74786a7077b35bef934fc50ac4c195d83c861a0fc335731cf8474400dce498e75e226

    • \Users\Admin\AppData\Local\Temp\WZSE0.TMP\Typograf.exe
      Filesize

      926KB

      MD5

      6ba093cd82eadbb150e8edfb68dbbd66

      SHA1

      94b1b5e79a8fa034b71374d259e8a6fe507211a1

      SHA256

      d2b2831fdabda5384e777659e750ceb6ed7e6e145137873d482f0703f33e62a1

      SHA512

      61784b56367a59099ce429c7cfd67f5f00bb642e4c0e30e69f829c110ad74786a7077b35bef934fc50ac4c195d83c861a0fc335731cf8474400dce498e75e226

    • \Users\Admin\AppData\Local\Temp\WZSE0.TMP\setup.exe
      Filesize

      117KB

      MD5

      7a2ba2348ec30410c3cac084b6c6210a

      SHA1

      a125cee521241b10f8c43cc66fe054ccf104307b

      SHA256

      130a7b764e0f49b3ce4a45b2b8a2c795574ae9c66548c341b0ad734ec9a8779c

      SHA512

      5b84c8c2f0eddfd9a7b7a39f94cc14b124752837be4d8701863d8562a27e01324d007a6e7b327b58a4288e0e5796fa1094c863eb95932e36ca4a4270bbaa93d6

    • memory/548-133-0x0000000000400000-0x0000000000491000-memory.dmp
      Filesize

      580KB

    • memory/1652-73-0x0000000000400000-0x0000000000422000-memory.dmp
      Filesize

      136KB

    • memory/1652-77-0x0000000000400000-0x0000000000422000-memory.dmp
      Filesize

      136KB

    • memory/1652-72-0x00000000024F0000-0x0000000002780000-memory.dmp
      Filesize

      2.6MB

    • memory/1652-118-0x0000000003260000-0x0000000003270000-memory.dmp
      Filesize

      64KB

    • memory/1652-119-0x0000000003260000-0x0000000003270000-memory.dmp
      Filesize

      64KB

    • memory/1652-122-0x0000000000400000-0x0000000000422000-memory.dmp
      Filesize

      136KB

    • memory/1756-127-0x00000000003D0000-0x00000000003D1000-memory.dmp
      Filesize

      4KB

    • memory/1756-129-0x0000000002160000-0x0000000002162000-memory.dmp
      Filesize

      8KB

    • memory/1756-130-0x0000000002080000-0x0000000002084000-memory.dmp
      Filesize

      16KB

    • memory/1756-128-0x0000000000400000-0x0000000000690000-memory.dmp
      Filesize

      2.6MB

    • memory/1756-126-0x0000000000230000-0x0000000000231000-memory.dmp
      Filesize

      4KB

    • memory/1756-125-0x0000000002090000-0x0000000002094000-memory.dmp
      Filesize

      16KB

    • memory/1756-134-0x0000000000400000-0x0000000000690000-memory.dmp
      Filesize

      2.6MB

    • memory/1756-136-0x0000000000400000-0x0000000000690000-memory.dmp
      Filesize

      2.6MB

    • memory/1756-137-0x0000000000400000-0x0000000000690000-memory.dmp
      Filesize

      2.6MB

    • memory/1756-139-0x0000000000400000-0x0000000000690000-memory.dmp
      Filesize

      2.6MB

    • memory/1756-141-0x0000000000400000-0x0000000000690000-memory.dmp
      Filesize

      2.6MB

    • memory/1756-143-0x0000000000400000-0x0000000000690000-memory.dmp
      Filesize

      2.6MB