Analysis

  • max time kernel
    100s
  • max time network
    104s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-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
  • Loads dropped DLL 5 IoCs
  • 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 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9e22ccf17e4b697b9bd7100d65775ba5c699fcd06411455e9970b1815f1a4de5.exe
    "C:\Users\Admin\AppData\Local\Temp\9e22ccf17e4b697b9bd7100d65775ba5c699fcd06411455e9970b1815f1a4de5.exe"
    1⤵
    • Modifies system executable filetype association
    • Loads dropped DLL
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:1896
    • C:\Users\Admin\AppData\Local\Temp\3582-490\9e22ccf17e4b697b9bd7100d65775ba5c699fcd06411455e9970b1815f1a4de5.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\9e22ccf17e4b697b9bd7100d65775ba5c699fcd06411455e9970b1815f1a4de5.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:1924
      • C:\Users\Admin\AppData\Local\Temp\is-KLKDP.tmp\9e22ccf17e4b697b9bd7100d65775ba5c699fcd06411455e9970b1815f1a4de5.tmp
        "C:\Users\Admin\AppData\Local\Temp\is-KLKDP.tmp\9e22ccf17e4b697b9bd7100d65775ba5c699fcd06411455e9970b1815f1a4de5.tmp" /SL5="$80022,58880,0,C:\Users\Admin\AppData\Local\Temp\3582-490\9e22ccf17e4b697b9bd7100d65775ba5c699fcd06411455e9970b1815f1a4de5.exe"
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        PID:1988

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-KLKDP.tmp\9e22ccf17e4b697b9bd7100d65775ba5c699fcd06411455e9970b1815f1a4de5.tmp

    Filesize

    692KB

    MD5

    0d3cbfe310f258387a32d28aae078b90

    SHA1

    6f7ad27291a593921080edc5f90b95dd98f34962

    SHA256

    8fe8ed0efe8963d8c91228c442fc4e1cb9e78dd01cb8399b8e494ec144ca240f

    SHA512

    2dcc141b0f2cdf2d4d5436595d38f27efbdd6a766af8725307dcd3aa49fb6a6b1b78656e31d29788b8d42715c727c3d6c678da7919cc58d7054a0abcd190a0ec

  • \PROGRA~2\Adobe\READER~1.0\Reader\LOGTRA~1.EXE

    Filesize

    252KB

    MD5

    9e2b9928c89a9d0da1d3e8f4bd96afa7

    SHA1

    ec66cda99f44b62470c6930e5afda061579cde35

    SHA256

    8899b4ed3446b7d55b54defbc1acb7c5392a4b3bc8ec2cdc7c31171708965043

    SHA512

    2ca5ad1d0e12a8049de885b90b7f56fe77c868e0d6dae4ec4b6f3bc0bf7b2e73295cc9b1328c2b45357ffb0d7804622ab3f91a56140b098e93b691032d508156

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

    Filesize

    303KB

    MD5

    b37d8ecf3575f4c1856d37a7e4875c09

    SHA1

    6b938607261422fcb0db476170b6fe43fc070e90

    SHA256

    5b685de8f9a66e76d443bccae544b4a17609eed926ff95de14658e7d66ece803

    SHA512

    c40dc9c5ab98770de4c490b1c003efb7ebdd8fde968a72a6848070832f3bd80a652613ac2e8b87e06f56d358e475a28e750de9b3449858a223bbbb2a23d4890f

  • \Users\Admin\AppData\Local\Temp\is-J42DE.tmp\_isetup\_shfoldr.dll

    Filesize

    22KB

    MD5

    92dc6ef532fbb4a5c3201469a5b5eb63

    SHA1

    3e89ff837147c16b4e41c30d6c796374e0b8e62c

    SHA256

    9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

    SHA512

    9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

  • \Users\Admin\AppData\Local\Temp\is-J42DE.tmp\_isetup\_shfoldr.dll

    Filesize

    22KB

    MD5

    92dc6ef532fbb4a5c3201469a5b5eb63

    SHA1

    3e89ff837147c16b4e41c30d6c796374e0b8e62c

    SHA256

    9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

    SHA512

    9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

  • \Users\Admin\AppData\Local\Temp\is-KLKDP.tmp\9e22ccf17e4b697b9bd7100d65775ba5c699fcd06411455e9970b1815f1a4de5.tmp

    Filesize

    692KB

    MD5

    0d3cbfe310f258387a32d28aae078b90

    SHA1

    6f7ad27291a593921080edc5f90b95dd98f34962

    SHA256

    8fe8ed0efe8963d8c91228c442fc4e1cb9e78dd01cb8399b8e494ec144ca240f

    SHA512

    2dcc141b0f2cdf2d4d5436595d38f27efbdd6a766af8725307dcd3aa49fb6a6b1b78656e31d29788b8d42715c727c3d6c678da7919cc58d7054a0abcd190a0ec

  • memory/1896-54-0x0000000075131000-0x0000000075133000-memory.dmp

    Filesize

    8KB

  • memory/1924-66-0x0000000000400000-0x0000000000415000-memory.dmp

    Filesize

    84KB

  • memory/1924-59-0x0000000000400000-0x0000000000415000-memory.dmp

    Filesize

    84KB

  • memory/1924-56-0x0000000000000000-mapping.dmp

  • memory/1988-63-0x0000000000000000-mapping.dmp