Analysis

  • max time kernel
    44s
  • max time network
    51s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    23-11-2022 19:02

General

  • Target

    a1da7726d1a3e138a1093fd7f2efaa9657a3f66e96398bc34c7c83074df2694c.exe

  • Size

    4.8MB

  • MD5

    437e9dc45e3870f0492429aeeda43dc9

  • SHA1

    d698af6f927415510ab69fe0eef6a28ffa84c954

  • SHA256

    a1da7726d1a3e138a1093fd7f2efaa9657a3f66e96398bc34c7c83074df2694c

  • SHA512

    518096a133969dab4421a88ca0a59826854cef0876085fb1378fcd4d53f5b720c0f28dd20387621e05f61cd33d4cc3e1539eadf3aa4f7d32e863464cbd3d9b5f

  • SSDEEP

    98304:fdFAE8CPtJiTpqCp0qgDzgxWtTDhp6tL3QhPg6UXXxIyINdGRFlnTdYf:LAKtJiNB0LuWtTdp6tLwPgDSnN4R2

Score
7/10

Malware Config

Signatures

  • Loads dropped DLL 10 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a1da7726d1a3e138a1093fd7f2efaa9657a3f66e96398bc34c7c83074df2694c.exe
    "C:\Users\Admin\AppData\Local\Temp\a1da7726d1a3e138a1093fd7f2efaa9657a3f66e96398bc34c7c83074df2694c.exe"
    1⤵
    • Loads dropped DLL
    • Modifies Internet Explorer settings
    • Suspicious use of SetWindowsHookEx
    PID:1396

Network

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Modify Registry

1
T1112

Discovery

System Information Discovery

1
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • \Users\Admin\AppData\Local\Temp\nsy1B12.tmp\Banner.dll
    Filesize

    4KB

    MD5

    aea3ac67fa68fd3f00edfbf9b43a2770

    SHA1

    aa59d1a4311c42b612ee66a027f224261beebbc3

    SHA256

    f4530c734e3ce6253ffa6e5d755d61e4709ab9fc3b0eee3d4cdb89ec89c48bd2

    SHA512

    ffb6abc624d50ae8bc9c83ff518cb532dfd076f107077dceaf0e23d11c186a18671a5f538270be8b0b986e41ad1981a3606995046a6ee7b6b64a33c83ed72df9

  • \Users\Admin\AppData\Local\Temp\nsy1B12.tmp\Button.dll
    Filesize

    7KB

    MD5

    92debab0caea94c3e571e892fdde60dd

    SHA1

    fcd1f711b3c649b5cf5cc134e19524489084e456

    SHA256

    508b06710e1c3d4456d14a28ffa89c42097a9388ce44a6148ee1a3a3d5a26bcd

    SHA512

    2169d071c0c570b236c7224141dfb460a4cd6eb6e2e7fdf081c8d88d9173f639881d0dc2e33bc4881432637fb1a7336b7815236a70cf5ee638f8142d787a94fc

  • \Users\Admin\AppData\Local\Temp\nsy1B12.tmp\EmbedWeb.dll
    Filesize

    22KB

    MD5

    2312a7ac514325c2f1efc6f4cfdecd61

    SHA1

    7d12b05a867ec6d40f174c797dc3b691e6fa2408

    SHA256

    fb9cc3565cf89cf862665003b329be514e1fbcdef83a9ed994238800156de983

    SHA512

    187ef38f755f1e30524e3d60d1d4188160b654f2430c0246e160d9e8971d565986010a47a9ef3c8ca99eae7e0993c8be0b2cb93345cc6f30b179206f57e54b9c

  • \Users\Admin\AppData\Local\Temp\nsy1B12.tmp\KPTool.dll
    Filesize

    18KB

    MD5

    ae60f7858d2318f81514e01b925f74ca

    SHA1

    292fe609aebc4f213c44d94a6c68dfb5a499f2ef

    SHA256

    9d7ffe7082c92d85522d82faa8767bc3ef744a85455c336f99b5e8e288a6cead

    SHA512

    9fb698c8f8154779e5957336eb57fb97c9bdf50f53245b353c21ae4a52b25b86f910fa6095e6ed74bf0812a4935df62903efe2079713e15c2168cdca6f0048be

  • \Users\Admin\AppData\Local\Temp\nsy1B12.tmp\NSISdl.dll
    Filesize

    14KB

    MD5

    a5a4cee2eb89d2687c05ef74299f0dba

    SHA1

    b9bff5987be422887f2f402357b47db2288a1a42

    SHA256

    cb82268b778703db75961cddef33a695a674f0dfd28b7e710b198ef2d26d3963

    SHA512

    f485267c6239f84d294ed4b0a82f317081e6e2e0c5613bd012bbd496b9ebccb8aca6944e80f84af51d17ac13f4d83480c34edfe37a3a9508ce0e67fc9f0b96f0

  • \Users\Admin\AppData\Local\Temp\nsy1B12.tmp\NSISdl.dll
    Filesize

    14KB

    MD5

    a5a4cee2eb89d2687c05ef74299f0dba

    SHA1

    b9bff5987be422887f2f402357b47db2288a1a42

    SHA256

    cb82268b778703db75961cddef33a695a674f0dfd28b7e710b198ef2d26d3963

    SHA512

    f485267c6239f84d294ed4b0a82f317081e6e2e0c5613bd012bbd496b9ebccb8aca6944e80f84af51d17ac13f4d83480c34edfe37a3a9508ce0e67fc9f0b96f0

  • \Users\Admin\AppData\Local\Temp\nsy1B12.tmp\System.dll
    Filesize

    11KB

    MD5

    960a5c48e25cf2bca332e74e11d825c9

    SHA1

    da35c6816ace5daf4c6c1d57b93b09a82ecdc876

    SHA256

    484f8e9f194ed9016274ef3672b2c52ed5f574fb71d3884edf3c222b758a75a2

    SHA512

    cc450179e2d0d56aee2ccf8163d3882978c4e9c1aa3d3a95875fe9ba9831e07ddfd377111dc67f801fa53b6f468a418f086f1de7c71e0a5b634e1ae2a67cd3da

  • \Users\Admin\AppData\Local\Temp\nsy1B12.tmp\System.dll
    Filesize

    11KB

    MD5

    960a5c48e25cf2bca332e74e11d825c9

    SHA1

    da35c6816ace5daf4c6c1d57b93b09a82ecdc876

    SHA256

    484f8e9f194ed9016274ef3672b2c52ed5f574fb71d3884edf3c222b758a75a2

    SHA512

    cc450179e2d0d56aee2ccf8163d3882978c4e9c1aa3d3a95875fe9ba9831e07ddfd377111dc67f801fa53b6f468a418f086f1de7c71e0a5b634e1ae2a67cd3da

  • \Users\Admin\AppData\Local\Temp\nsy1B12.tmp\nsDialogs.dll
    Filesize

    9KB

    MD5

    8ced0b79f7b9033d0795aab3be6d627c

    SHA1

    90c2043ffccd068f407c624c50ac7b795db1e132

    SHA256

    495bddc0be6e18e981db82fab9d1de55c7e269ab4ec3ff43035193bc017a307b

    SHA512

    e38f63a342729f5ff6d0db607d7877b65c33ed19e2b5a97dd868ece8c2a3e829d4153624943444be2f0de885496161d54c1da9594bdc0a5a0bcc8b727e2facb0

  • \Users\Admin\AppData\Local\Temp\nsy1B12.tmp\sndsock.dll
    Filesize

    10KB

    MD5

    e9a68378671dfc74e7715b47291e141a

    SHA1

    3178de37b31120525bff70ab620aa3473a01edf1

    SHA256

    630fce9497fb76e4f72e20741593fba7c30d72e8abdc085f3848d8c3ff31603e

    SHA512

    c17ed60f4983d853182f8be991c0f72fae03e208640442ccea0b935cd27d860a263eb962c08d05089d0c79c0556d9d266da548bf7df981483a989acc1412b24f

  • memory/1396-54-0x00000000752B1000-0x00000000752B3000-memory.dmp
    Filesize

    8KB