Analysis

  • max time kernel
    173s
  • max time network
    148s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    01-12-2022 00:58

General

  • Target

    95bd4beb4d058b5baf774157ccd61d5e2dc82ecbfb5284afb398278a8a7d8680.exe

  • Size

    260KB

  • MD5

    48d3f9e31d52781d4468f651eef98e43

  • SHA1

    d5907d581139af9b9b7e022a5927612e1fe7c6ed

  • SHA256

    95bd4beb4d058b5baf774157ccd61d5e2dc82ecbfb5284afb398278a8a7d8680

  • SHA512

    1dc6ec68a2b466139184b853f57ad1b6f7eed0cfd713b008237d076445afcafbea0e656e97c695665965597340c6934d80386a413ef5bec3229221a346bcd0c7

  • SSDEEP

    6144:c58EwEH8Iq1DFMBgsNv16xA99oJdId8R1tU:c58kH811DiB72Ws6d

Score
8/10

Malware Config

Signatures

  • Adds policy Run key to start application 2 TTPs 4 IoCs
  • Executes dropped EXE 1 IoCs
  • Modifies Installed Components in the registry 2 TTPs 4 IoCs
  • UPX packed file 10 IoCs

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

  • Loads dropped DLL 2 IoCs
  • Drops file in Program Files directory 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\95bd4beb4d058b5baf774157ccd61d5e2dc82ecbfb5284afb398278a8a7d8680.exe
    "C:\Users\Admin\AppData\Local\Temp\95bd4beb4d058b5baf774157ccd61d5e2dc82ecbfb5284afb398278a8a7d8680.exe"
    1⤵
    • Adds policy Run key to start application
    • Modifies Installed Components in the registry
    • Drops file in Program Files directory
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:1072
    • C:\Windows\SysWOW64\explorer.exe
      explorer.exe
      2⤵
      • Modifies Installed Components in the registry
      PID:1148
    • C:\Users\Admin\AppData\Local\Temp\95bd4beb4d058b5baf774157ccd61d5e2dc82ecbfb5284afb398278a8a7d8680.exe
      "C:\Users\Admin\AppData\Local\Temp\95bd4beb4d058b5baf774157ccd61d5e2dc82ecbfb5284afb398278a8a7d8680.exe"
      2⤵
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      PID:816
      • C:\Program Files (x86)\Large\adadwrr.exe
        "C:\Program Files (x86)\Large\adadwrr.exe"
        3⤵
        • Executes dropped EXE
        PID:1300
  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1276

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Program Files (x86)\Large\adadwrr.exe

      Filesize

      260KB

      MD5

      48d3f9e31d52781d4468f651eef98e43

      SHA1

      d5907d581139af9b9b7e022a5927612e1fe7c6ed

      SHA256

      95bd4beb4d058b5baf774157ccd61d5e2dc82ecbfb5284afb398278a8a7d8680

      SHA512

      1dc6ec68a2b466139184b853f57ad1b6f7eed0cfd713b008237d076445afcafbea0e656e97c695665965597340c6934d80386a413ef5bec3229221a346bcd0c7

    • C:\Program Files (x86)\Large\adadwrr.exe

      Filesize

      260KB

      MD5

      48d3f9e31d52781d4468f651eef98e43

      SHA1

      d5907d581139af9b9b7e022a5927612e1fe7c6ed

      SHA256

      95bd4beb4d058b5baf774157ccd61d5e2dc82ecbfb5284afb398278a8a7d8680

      SHA512

      1dc6ec68a2b466139184b853f57ad1b6f7eed0cfd713b008237d076445afcafbea0e656e97c695665965597340c6934d80386a413ef5bec3229221a346bcd0c7

    • C:\Users\Admin\AppData\Local\Temp\X-GRY-X.txt

      Filesize

      216KB

      MD5

      a6dd1ba448f24d08c15222002e1c6559

      SHA1

      48321ac9b54e40cb8289d73653a5bc9101cba12b

      SHA256

      29ba185d2728054095fbafd73821db131c127c9425fa8bdfc212ad282095c8b5

      SHA512

      1cb2b5ce77f3799976eafc0026612fbd410a5b688f1e93504f0fa63dbb8ccd1933e98567a275acd86c0d28848ef7e8cd60f0f42e04cc91e9e17c2c951d11485e

    • \Program Files (x86)\Large\adadwrr.exe

      Filesize

      260KB

      MD5

      48d3f9e31d52781d4468f651eef98e43

      SHA1

      d5907d581139af9b9b7e022a5927612e1fe7c6ed

      SHA256

      95bd4beb4d058b5baf774157ccd61d5e2dc82ecbfb5284afb398278a8a7d8680

      SHA512

      1dc6ec68a2b466139184b853f57ad1b6f7eed0cfd713b008237d076445afcafbea0e656e97c695665965597340c6934d80386a413ef5bec3229221a346bcd0c7

    • \Program Files (x86)\Large\adadwrr.exe

      Filesize

      260KB

      MD5

      48d3f9e31d52781d4468f651eef98e43

      SHA1

      d5907d581139af9b9b7e022a5927612e1fe7c6ed

      SHA256

      95bd4beb4d058b5baf774157ccd61d5e2dc82ecbfb5284afb398278a8a7d8680

      SHA512

      1dc6ec68a2b466139184b853f57ad1b6f7eed0cfd713b008237d076445afcafbea0e656e97c695665965597340c6934d80386a413ef5bec3229221a346bcd0c7

    • memory/816-96-0x0000000004990000-0x00000000049E1000-memory.dmp

      Filesize

      324KB

    • memory/816-91-0x0000000004990000-0x00000000049E1000-memory.dmp

      Filesize

      324KB

    • memory/816-90-0x0000000004990000-0x00000000049E1000-memory.dmp

      Filesize

      324KB

    • memory/816-92-0x0000000014000000-0x0000000014051000-memory.dmp

      Filesize

      324KB

    • memory/816-93-0x00000000240D0000-0x000000002412E000-memory.dmp

      Filesize

      376KB

    • memory/816-98-0x00000000240D0000-0x000000002412E000-memory.dmp

      Filesize

      376KB

    • memory/816-97-0x0000000004990000-0x00000000049E1000-memory.dmp

      Filesize

      324KB

    • memory/816-84-0x00000000240D0000-0x000000002412E000-memory.dmp

      Filesize

      376KB

    • memory/1072-66-0x0000000024070000-0x00000000240CE000-memory.dmp

      Filesize

      376KB

    • memory/1072-83-0x0000000014000000-0x0000000014051000-memory.dmp

      Filesize

      324KB

    • memory/1072-54-0x0000000014000000-0x0000000014051000-memory.dmp

      Filesize

      324KB

    • memory/1072-57-0x0000000024010000-0x000000002406E000-memory.dmp

      Filesize

      376KB

    • memory/1072-55-0x0000000074C91000-0x0000000074C93000-memory.dmp

      Filesize

      8KB

    • memory/1148-74-0x0000000024070000-0x00000000240CE000-memory.dmp

      Filesize

      376KB

    • memory/1148-71-0x0000000024070000-0x00000000240CE000-memory.dmp

      Filesize

      376KB

    • memory/1148-65-0x0000000074531000-0x0000000074533000-memory.dmp

      Filesize

      8KB

    • memory/1276-60-0x0000000024010000-0x000000002406E000-memory.dmp

      Filesize

      376KB

    • memory/1300-94-0x0000000014000000-0x0000000014051000-memory.dmp

      Filesize

      324KB

    • memory/1300-95-0x0000000014000000-0x0000000014051000-memory.dmp

      Filesize

      324KB