Analysis

  • max time kernel
    119s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    14-09-2024 21:10

General

  • Target

    c220e143aba44ee258f4e0454fb6f500N.exe

  • Size

    115KB

  • MD5

    c220e143aba44ee258f4e0454fb6f500

  • SHA1

    b8f047b2ba01e624077d9afa8b2d5d09a24b3c95

  • SHA256

    141b29dc70b6102566c516d1f1d0ce9159fc72518ea7d085eb905f778370b4bb

  • SHA512

    fe78e17a2e8a83099152f1a6f97ca2d57f17920bc864b3720d2886b5b4ec6da4e712de98698539a3e4529cef8783bf7852200941962005c0d1ffdd3d4df30ad3

  • SSDEEP

    1536:WWp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4XEQhuxzuMdeQy:P5eznsjsguGDFqGZ2rc

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

neuf

C2

doddyfire.linkpc.net:10000

Mutex

e1a87040f2026369a233f9ae76301b7b

Attributes
  • reg_key

    e1a87040f2026369a233f9ae76301b7b

  • splitter

    |'|'|

Signatures

  • njRAT/Bladabindi

    Widely used RAT written in .NET.

  • Modifies Windows Firewall 2 TTPs 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs

    Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of AdjustPrivilegeToken 25 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c220e143aba44ee258f4e0454fb6f500N.exe
    "C:\Users\Admin\AppData\Local\Temp\c220e143aba44ee258f4e0454fb6f500N.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2360
    • C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe
      "C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2236
      • C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe
        C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:1832
        • C:\Windows\SysWOW64\netsh.exe
          netsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe" "chargeable.exe" ENABLE
          4⤵
          • Modifies Windows Firewall
          • Event Triggered Execution: Netsh Helper DLL
          • System Location Discovery: System Language Discovery
          PID:2792

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\37C951188967C8EB88D99893D9D191FE

    Filesize

    1KB

    MD5

    e7122c733f9e37bba0ca4c985ce11d6d

    SHA1

    d661aa5b31ff7ef2df9bc4095279058c36499af2

    SHA256

    acc9932453f5aa68f4b95986668f5584f99e55bbe02eefc0d0960dab376df81a

    SHA512

    84cddf68a46f455b4ebbb8c0c70607fe60796cfc5eabdace12d0684a1323af9681700acbdbdc37e63d7806d0220fce9cba5213bb35cee056f9d71646f98711b9

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\C0018BB1B5834735BFA60CD063B31956

    Filesize

    1KB

    MD5

    732cfeb76b91c4d13978a00b8c666ed7

    SHA1

    0c57f76436701f4d51397d1d4e86337dd9ab1964

    SHA256

    9fab9fc0a1da813e6ddb93904c1fcfa6546cfbe70747ff8468ddd14d2552dbd2

    SHA512

    2b8618e823355a4fa646d51a753f67d34bd7b14367d46fa187f2294af7c2794c6cdee664ea570862757a5f1c99dfcb67a7d4ddf8389d07dd8d696fe55aa538bd

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\37C951188967C8EB88D99893D9D191FE

    Filesize

    264B

    MD5

    b3cc0785c7d20f90ee407f6f9650136e

    SHA1

    c06002d7f9b25c1277baeb07722a1afa23a836fa

    SHA256

    456d86fdab733174cbff9209e17942f80164f95ad145523ae13811a365c743f0

    SHA512

    9b600a5270e0e7077ffe32256b39ec494c7d5bf2feb74840ba9a666ce5d9e0ae3ead47d3881854dcc21f9ea942259105b40487403d4404857e2fec2154a04b02

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

    Filesize

    342B

    MD5

    133a489086c3855b358bf9e3217fb951

    SHA1

    d10594894b560aaedd7cd751d9f415e24690f51b

    SHA256

    aff3fb6721f48cd75c3ab4c8de3b146fa506078deca3b7f821a0a89d55e81258

    SHA512

    326180ea71237010d598bfb8878f0ed5703601828e0090ff334422c6530bcce58cc4a32fc23f7c76530bfad83b54d8d7c64264e5225369a2e6178906cf27c33a

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

    Filesize

    342B

    MD5

    23c8d86460d14a10354f440aefeb0b60

    SHA1

    a0c8521073f09d12bcb1a233978e577360a5db99

    SHA256

    4f77efb9ae83b3beef2e8deeb498f678268d2f6b110f6f112a50c56f53de3bf0

    SHA512

    4678d9cded6cd3030827a42ff5549397beac28e10c6def21cfac1ed8d7f5633becbe0c2044954b4c0334ec994d4936003cdcdf121b35b98f3659eb66c11c551d

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

    Filesize

    342B

    MD5

    9a7f4fc912e03750993ddc37d827da02

    SHA1

    6069389cf2575beb41505f5880c678dca47ee303

    SHA256

    c2a9d8847a529c714aae9d7825a53e1637dd23fc7cac9bf21635263709042f4b

    SHA512

    74943f7456834da4dc2b79a076c0b129a94c3e2881beb0c73d0028a7af16c67e4a7648107b877692d84ffae8148dd196c05dd1d4e64d089c26b7e8fde82d092d

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\C0018BB1B5834735BFA60CD063B31956

    Filesize

    252B

    MD5

    5179bb4388f6391c8e7b650262dcacd7

    SHA1

    142c56b6e0da131b75e87d88a32217700afc8f74

    SHA256

    b880ffc6621c71d34ab741527c7d7aa24fe2f680693893891709a61a0b86c39b

    SHA512

    afd11353230ed3781f5725d127f1af3366e3e82768077f3a1e9e67b15b788200b8e7156c5218b7f96b6697c308376b8281b5834a76b99b63335976cd68c4966a

  • C:\Users\Admin\AppData\Local\Temp\CabF47E.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\TarF481.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • \Users\Admin\AppData\Roaming\confuse\chargeable.exe

    Filesize

    115KB

    MD5

    30762b0c31964cfcbabcbf96221e271a

    SHA1

    0543f9f22b97a59aa3c48c32f4a9a62529218fd3

    SHA256

    16574bf70ab4c768173584ea16f3a3abc92650532eac73b2e0795ec2e5ae4f1d

    SHA512

    e3fbfc4611358dc4f02c499723f5e842a2a1e30a35a6a6cbe59f4d3b260be5043be19c1d1d07dd491d8afb196b2b0f50896a40ec9a4ebbfe18adc5b5643a5ca3

  • memory/1832-348-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB

  • memory/1832-351-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB

  • memory/1832-350-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB

  • memory/2360-180-0x0000000074F20000-0x00000000754CB000-memory.dmp

    Filesize

    5.7MB

  • memory/2360-170-0x0000000074F20000-0x00000000754CB000-memory.dmp

    Filesize

    5.7MB

  • memory/2360-0-0x0000000074F21000-0x0000000074F22000-memory.dmp

    Filesize

    4KB

  • memory/2360-2-0x0000000074F20000-0x00000000754CB000-memory.dmp

    Filesize

    5.7MB

  • memory/2360-1-0x0000000074F20000-0x00000000754CB000-memory.dmp

    Filesize

    5.7MB