Analysis

  • max time kernel
    150s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19-11-2022 11:22

General

  • Target

    9e22ccf17e4b697b9bd7100d65775ba5c699fcd06411455e9970b1815f1a4de5.exe

  • Size

    344KB

  • MD5

    51bee6d601129a64d375b4d5ccf581b0

  • SHA1

    a91fe41577845d8b5380344914c8b5a37d731f18

  • SHA256

    9e22ccf17e4b697b9bd7100d65775ba5c699fcd06411455e9970b1815f1a4de5

  • SHA512

    d21366020c2c57e7bc0f9bc3a88f70677fbf5ab1575bc52e50982861a70c8cdc70e273e6df26516280c15f5f74c7676a936cb77a1c0a98145d30e5c80ecaf79e

  • SSDEEP

    6144:k9Hn1R7toi0LkD4ZFpTAikzo43sG74nKIXvvTN7/na4y:un1R10wicNzV8GMKI/dna7

Malware Config

Signatures

  • Modifies system executable filetype association 2 TTPs 1 IoCs
  • Neshta

    Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.

  • Executes dropped EXE 2 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies registry class 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9e22ccf17e4b697b9bd7100d65775ba5c699fcd06411455e9970b1815f1a4de5.exe
    "C:\Users\Admin\AppData\Local\Temp\9e22ccf17e4b697b9bd7100d65775ba5c699fcd06411455e9970b1815f1a4de5.exe"
    1⤵
    • Modifies system executable filetype association
    • Checks computer location settings
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:3020
    • C:\Users\Admin\AppData\Local\Temp\3582-490\9e22ccf17e4b697b9bd7100d65775ba5c699fcd06411455e9970b1815f1a4de5.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\9e22ccf17e4b697b9bd7100d65775ba5c699fcd06411455e9970b1815f1a4de5.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:4084
      • C:\Users\Admin\AppData\Local\Temp\is-8LDH2.tmp\9e22ccf17e4b697b9bd7100d65775ba5c699fcd06411455e9970b1815f1a4de5.tmp
        "C:\Users\Admin\AppData\Local\Temp\is-8LDH2.tmp\9e22ccf17e4b697b9bd7100d65775ba5c699fcd06411455e9970b1815f1a4de5.tmp" /SL5="$1B0022,58880,0,C:\Users\Admin\AppData\Local\Temp\3582-490\9e22ccf17e4b697b9bd7100d65775ba5c699fcd06411455e9970b1815f1a4de5.exe"
        3⤵
        • Executes dropped EXE
        PID:116

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\3582-490\9e22ccf17e4b697b9bd7100d65775ba5c699fcd06411455e9970b1815f1a4de5.exe

    Filesize

    303KB

    MD5

    b37d8ecf3575f4c1856d37a7e4875c09

    SHA1

    6b938607261422fcb0db476170b6fe43fc070e90

    SHA256

    5b685de8f9a66e76d443bccae544b4a17609eed926ff95de14658e7d66ece803

    SHA512

    c40dc9c5ab98770de4c490b1c003efb7ebdd8fde968a72a6848070832f3bd80a652613ac2e8b87e06f56d358e475a28e750de9b3449858a223bbbb2a23d4890f

  • C:\Users\Admin\AppData\Local\Temp\3582-490\9e22ccf17e4b697b9bd7100d65775ba5c699fcd06411455e9970b1815f1a4de5.exe

    Filesize

    303KB

    MD5

    b37d8ecf3575f4c1856d37a7e4875c09

    SHA1

    6b938607261422fcb0db476170b6fe43fc070e90

    SHA256

    5b685de8f9a66e76d443bccae544b4a17609eed926ff95de14658e7d66ece803

    SHA512

    c40dc9c5ab98770de4c490b1c003efb7ebdd8fde968a72a6848070832f3bd80a652613ac2e8b87e06f56d358e475a28e750de9b3449858a223bbbb2a23d4890f

  • C:\Users\Admin\AppData\Local\Temp\is-8LDH2.tmp\9e22ccf17e4b697b9bd7100d65775ba5c699fcd06411455e9970b1815f1a4de5.tmp

    Filesize

    692KB

    MD5

    0d3cbfe310f258387a32d28aae078b90

    SHA1

    6f7ad27291a593921080edc5f90b95dd98f34962

    SHA256

    8fe8ed0efe8963d8c91228c442fc4e1cb9e78dd01cb8399b8e494ec144ca240f

    SHA512

    2dcc141b0f2cdf2d4d5436595d38f27efbdd6a766af8725307dcd3aa49fb6a6b1b78656e31d29788b8d42715c727c3d6c678da7919cc58d7054a0abcd190a0ec

  • C:\Users\Admin\AppData\Local\Temp\is-8LDH2.tmp\9e22ccf17e4b697b9bd7100d65775ba5c699fcd06411455e9970b1815f1a4de5.tmp

    Filesize

    692KB

    MD5

    0d3cbfe310f258387a32d28aae078b90

    SHA1

    6f7ad27291a593921080edc5f90b95dd98f34962

    SHA256

    8fe8ed0efe8963d8c91228c442fc4e1cb9e78dd01cb8399b8e494ec144ca240f

    SHA512

    2dcc141b0f2cdf2d4d5436595d38f27efbdd6a766af8725307dcd3aa49fb6a6b1b78656e31d29788b8d42715c727c3d6c678da7919cc58d7054a0abcd190a0ec

  • memory/116-137-0x0000000000000000-mapping.dmp

  • memory/4084-132-0x0000000000000000-mapping.dmp

  • memory/4084-135-0x0000000000400000-0x0000000000415000-memory.dmp

    Filesize

    84KB

  • memory/4084-140-0x0000000000400000-0x0000000000415000-memory.dmp

    Filesize

    84KB

  • memory/4084-141-0x0000000000400000-0x0000000000415000-memory.dmp

    Filesize

    84KB