Analysis

  • max time kernel
    40s
  • max time network
    154s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    18-01-2023 10:44

General

  • Target

    draw-io_baM7W-1.exe

  • Size

    1.7MB

  • MD5

    99a9fbd5fee72ce51585309390a46717

  • SHA1

    ff39c56312090a909c2c0c82629c552a3b252a98

  • SHA256

    833064195b0c96bce9a8c00dc95df6bd9fce1092c1260ba0e877810bfc44b0aa

  • SHA512

    97f9a98fb48c8281818163d3dbe66fa246e1fe6a5a67f15175419992b0ca389cbe086e457177c21ce9c99ff05a1e0b508812cdf30220090a438dd8c94f73c6b7

  • SSDEEP

    24576:R4nXubIQGyxbPV0db26Wmd0l4sv1Et9uGpckT52zedlq89Ws5uIzk5aM/phdO7:Rqe3f61mZSffPMWrQ0ZkA

Score
8/10

Malware Config

Signatures

  • Downloads MZ/PE file
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 5 IoCs
  • Checks for any installed AV software in registry 1 TTPs 6 IoCs
  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Modifies system certificate store 2 TTPs 11 IoCs
  • Script User-Agent 1 IoCs

    Uses user-agent string associated with script host/environment.

  • Suspicious behavior: EnumeratesProcesses 7 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\draw-io_baM7W-1.exe
    "C:\Users\Admin\AppData\Local\Temp\draw-io_baM7W-1.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1148
    • C:\Users\Admin\AppData\Local\Temp\is-PL0UH.tmp\draw-io_baM7W-1.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-PL0UH.tmp\draw-io_baM7W-1.tmp" /SL5="$7012C,831488,831488,C:\Users\Admin\AppData\Local\Temp\draw-io_baM7W-1.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Modifies system certificate store
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:2040
      • C:\Users\Admin\AppData\Local\Temp\is-I6UMQ.tmp\file_baM7W-1.exe
        "C:\Users\Admin\AppData\Local\Temp\is-I6UMQ.tmp\file_baM7W-1.exe" /LANG=en /NA=Rh85hR64
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious use of WriteProcessMemory
        PID:1640
        • C:\Users\Admin\AppData\Local\Temp\is-OK0GS.tmp\file_baM7W-1.tmp
          "C:\Users\Admin\AppData\Local\Temp\is-OK0GS.tmp\file_baM7W-1.tmp" /SL5="$201B8,1559708,780800,C:\Users\Admin\AppData\Local\Temp\is-I6UMQ.tmp\file_baM7W-1.exe" /LANG=en /NA=Rh85hR64
          4⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Checks for any installed AV software in registry
          • Checks processor information in registry
          • Modifies system certificate store
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of FindShellTrayWindow
          PID:588

Network

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Install Root Certificate

1
T1130

Modify Registry

1
T1112

Discovery

Security Software Discovery

1
T1063

Query Registry

1
T1012

System Information Discovery

1
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015
    Filesize

    61KB

    MD5

    fc4666cbca561e864e7fdf883a9e6661

    SHA1

    2f8d6094c7a34bf12ea0bbf0d51ee9c5bb7939a5

    SHA256

    10f3deb6c452d749a7451b5d065f4c0449737e5ee8a44f4d15844b503141e65b

    SHA512

    c71f54b571e01f247f072be4bbebdf5d8410b67eb79a61e7e0d9853fe857ab9bd12f53e6af3394b935560178107291fc4be351b27deb388eba90ba949633d57d

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
    Filesize

    342B

    MD5

    468c2bc5a2569de9d312ef78a984ae1a

    SHA1

    c0e713a214ddd474ab1f9213f172cffbf184f595

    SHA256

    ebc407b22555b50dc4f3e068ca28042af5c1fd7fc5504a740a57b1b9b4bb9779

    SHA512

    88a600423c3edf0f91ad8c9df245240b7d0eda271bd42f8f5a65ce4a76c03caa3ebde47d8392e1b898d59e0e2ad987492c794c4955b8556378bd570b5acf3504

  • C:\Users\Admin\AppData\Local\Temp\is-I6UMQ.tmp\file_baM7W-1.exe
    Filesize

    2.3MB

    MD5

    ed8ebf1fc39586c86d6b852c86de2832

    SHA1

    195c9bb5061b98b11df7ec60ab59136b4efe547b

    SHA256

    979b4d40d20c2bfc5411b741d4b61381f310e1d2c11891edab7c2922d3b8cb25

    SHA512

    e64d980fc9abc2df8004cb837bfccfa05daa5a583589f87c6ee8b89a81d803d4fdde3e2f36f0d17b48a8ba7df061cda97cc00d48f92a8f8b03fb63185cd0ec7f

  • C:\Users\Admin\AppData\Local\Temp\is-I6UMQ.tmp\file_baM7W-1.exe
    Filesize

    2.3MB

    MD5

    ed8ebf1fc39586c86d6b852c86de2832

    SHA1

    195c9bb5061b98b11df7ec60ab59136b4efe547b

    SHA256

    979b4d40d20c2bfc5411b741d4b61381f310e1d2c11891edab7c2922d3b8cb25

    SHA512

    e64d980fc9abc2df8004cb837bfccfa05daa5a583589f87c6ee8b89a81d803d4fdde3e2f36f0d17b48a8ba7df061cda97cc00d48f92a8f8b03fb63185cd0ec7f

  • C:\Users\Admin\AppData\Local\Temp\is-OK0GS.tmp\file_baM7W-1.tmp
    Filesize

    2.9MB

    MD5

    623a3abd7b318e1f410b1e12a42c7b71

    SHA1

    88e34041850ec4019dae469adc608e867b936d21

    SHA256

    fe1a4555d18617532248d2eaa8d3fcc2c74182f994a964a62cf418295e8554d3

    SHA512

    9afea88e4617e0f11416c2a2c416a6aa2d5d1f702d98d2cc223b399736191a6d002d1b717020ca6aae09e835c6356b7ddafad71e101dacab15967d89a105e391

  • C:\Users\Admin\AppData\Local\Temp\is-PL0UH.tmp\draw-io_baM7W-1.tmp
    Filesize

    3.0MB

    MD5

    0c229cd26910820581b5809c62fe5619

    SHA1

    28c0630385b21f29e3e2bcc34865e5d15726eaa0

    SHA256

    abfa49a915d2e0a82561ca440365e6a2d59f228533b56a8f78addf000a1081b3

    SHA512

    b8ff3dc65f7c0e03721572af738ec4886ba895dc70c1a41a3ce8c8abe0946d167cec71913017fd11d5892452db761ea88901a5a09a681ae779dd531edbb83a2a

  • \Users\Admin\AppData\Local\Temp\is-I6UMQ.tmp\file_baM7W-1.exe
    Filesize

    2.3MB

    MD5

    ed8ebf1fc39586c86d6b852c86de2832

    SHA1

    195c9bb5061b98b11df7ec60ab59136b4efe547b

    SHA256

    979b4d40d20c2bfc5411b741d4b61381f310e1d2c11891edab7c2922d3b8cb25

    SHA512

    e64d980fc9abc2df8004cb837bfccfa05daa5a583589f87c6ee8b89a81d803d4fdde3e2f36f0d17b48a8ba7df061cda97cc00d48f92a8f8b03fb63185cd0ec7f

  • \Users\Admin\AppData\Local\Temp\is-OK0GS.tmp\file_baM7W-1.tmp
    Filesize

    2.9MB

    MD5

    623a3abd7b318e1f410b1e12a42c7b71

    SHA1

    88e34041850ec4019dae469adc608e867b936d21

    SHA256

    fe1a4555d18617532248d2eaa8d3fcc2c74182f994a964a62cf418295e8554d3

    SHA512

    9afea88e4617e0f11416c2a2c416a6aa2d5d1f702d98d2cc223b399736191a6d002d1b717020ca6aae09e835c6356b7ddafad71e101dacab15967d89a105e391

  • \Users\Admin\AppData\Local\Temp\is-PL0UH.tmp\draw-io_baM7W-1.tmp
    Filesize

    3.0MB

    MD5

    0c229cd26910820581b5809c62fe5619

    SHA1

    28c0630385b21f29e3e2bcc34865e5d15726eaa0

    SHA256

    abfa49a915d2e0a82561ca440365e6a2d59f228533b56a8f78addf000a1081b3

    SHA512

    b8ff3dc65f7c0e03721572af738ec4886ba895dc70c1a41a3ce8c8abe0946d167cec71913017fd11d5892452db761ea88901a5a09a681ae779dd531edbb83a2a

  • \Users\Admin\AppData\Local\Temp\is-PR07P.tmp\Helper.dll
    Filesize

    2.0MB

    MD5

    4eb0347e66fa465f602e52c03e5c0b4b

    SHA1

    fdfedb72614d10766565b7f12ab87f1fdca3ea81

    SHA256

    c73e53cbb7b98feafe27cc7de8fdad51df438e2235e91891461c5123888f73cc

    SHA512

    4c909a451059628119f92b2f0c8bcd67b31f63b57d5339b6ce8fd930be5c9baf261339fdd9da820321be497df8889ce7594b7bfaadbaa43c694156651bf6c1fd

  • \Users\Admin\AppData\Local\Temp\is-PR07P.tmp\botva2.dll
    Filesize

    37KB

    MD5

    67965a5957a61867d661f05ae1f4773e

    SHA1

    f14c0a4f154dc685bb7c65b2d804a02a0fb2360d

    SHA256

    450b9b0ba25bf068afbc2b23d252585a19e282939bf38326384ea9112dfd0105

    SHA512

    c6942818b9026dc5db2d62999d32cf99fe7289f79a28b8345af17acf9d13b2229a5e917a48ff1f6d59715bdbcb00c1625e0302abcfe10ca7e0475762e0a3f41b

  • memory/588-71-0x0000000000000000-mapping.dmp
  • memory/1148-54-0x00000000767F1000-0x00000000767F3000-memory.dmp
    Filesize

    8KB

  • memory/1148-80-0x0000000000400000-0x00000000004D8000-memory.dmp
    Filesize

    864KB

  • memory/1148-61-0x0000000000400000-0x00000000004D8000-memory.dmp
    Filesize

    864KB

  • memory/1148-82-0x0000000000400000-0x00000000004D8000-memory.dmp
    Filesize

    864KB

  • memory/1148-55-0x0000000000400000-0x00000000004D8000-memory.dmp
    Filesize

    864KB

  • memory/1640-67-0x0000000000400000-0x00000000004CC000-memory.dmp
    Filesize

    816KB

  • memory/1640-74-0x0000000000400000-0x00000000004CC000-memory.dmp
    Filesize

    816KB

  • memory/1640-64-0x0000000000000000-mapping.dmp
  • memory/2040-62-0x0000000074CA1000-0x0000000074CA3000-memory.dmp
    Filesize

    8KB

  • memory/2040-58-0x0000000000000000-mapping.dmp