Analysis

  • max time kernel
    118s
  • max time network
    116s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    08-09-2024 15:30

General

  • Target

    b08fa73221df3c22b8756f7224dfc010N.exe

  • Size

    115KB

  • MD5

    b08fa73221df3c22b8756f7224dfc010

  • SHA1

    14405e4e5e710e9439937ffc4e1630a6f836917e

  • SHA256

    17d4b2e98ae76d286a884e8cb80e7f5c79a01c9412eae0db529a7cdeb9699c6f

  • SHA512

    08775483c391e6530b24b2133f8504dad19180f8562631d53018f0374331b757cf009e3eca79ace0cf5e39a0a0d5e20da9c80c0ca3bb9b038dbb84ca3de3dcb8

  • SSDEEP

    1536:WWp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4XEQhuxzuMdeQI:P5eznsjsguGDFqGZ2rO

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\b08fa73221df3c22b8756f7224dfc010N.exe
    "C:\Users\Admin\AppData\Local\Temp\b08fa73221df3c22b8756f7224dfc010N.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2672
    • 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:2232
      • 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:1192
        • 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:1100

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

    a6160b9d6207ebbf5caa34b03faea438

    SHA1

    86a828dac50d8454b7204079d0de6a59b3f76bdb

    SHA256

    d6ae2ddfac9b5a12469cfcd6f1be1f0af030cd080ad82a95209b5688c77e0d1b

    SHA512

    e6904e36203351f70bba5e5400313eb07aae7416c28947fe6cb7866a9c02156fd0f7fd2df36f472c5ee7677bdbf077f7f3e59e71b95a38b45b276d5b8913c103

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

    Filesize

    342B

    MD5

    988e6c84ca74100e536bbd842a1f4183

    SHA1

    cbc86418f289c6d1b7be6c66378d8ab3d4009d2b

    SHA256

    16c6aa3c1e607c8ae0725433db74ed281988cc2e44cd64cc901378f143f50f45

    SHA512

    0e2363581ff4bb938e3c9c7d71f18deb45a13d13f099ed109d89bfd34650ad09d38526fc35ff83d5a8ab2a65acafeb1c94333e8f13728f3f70f685afd3bcc741

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

    Filesize

    342B

    MD5

    b2c523cbd081bc1fa3c6c25ef7b0d026

    SHA1

    d9fd105963326159bdce949d15954a4d2d30169f

    SHA256

    72616de4c58cab3879895b171d4d9745f3f87ce85513e5344cf5a20f12be4cb1

    SHA512

    70f84b033aa9beab7f9ee4ef5382cb9b90b3c161e600c0ea6c25aa3a3a0ef91f098bc36108778dfdf678c1d5efce3a8b91ab19be36d46367148e6f391c7fad45

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

    Filesize

    342B

    MD5

    8519d0ec14f4671f929222ccaae3741f

    SHA1

    dad19d717dda8f732df441d5fd2b8195d7a6f384

    SHA256

    fe1dfb3558eb74398821e2719e5377baa8120266d71af7c78bcc316c4c5938f8

    SHA512

    fa84c21f1020dd07f1f48fe627b9bf63a49d924c3f2bc8e9b89b570c2c46ab47a1202e44345ca388c138e71c454d2643230e05ddc5b335c0015d7c416c536eb4

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

    Filesize

    252B

    MD5

    c68387a2509a44f00da091ce685606de

    SHA1

    cc77aeefbe5eff86d5098c7f1e066f9fab142189

    SHA256

    bcd23470fb8395d4b50a75cafd63f1d7d390461606d10baa986cda90e16b692b

    SHA512

    7c940984385d75475f959b3267564c349c2c3651cd01520a1acb8c10d4a4b4499a809fa76d3ca8e2867580862913e5fe62022ea617f058e2fa8e505267071125

  • C:\Users\Admin\AppData\Local\Temp\CabEF41.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\TarEF63.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

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

    Filesize

    115KB

    MD5

    4cbdcdc805388c2ce5487bbe3409a673

    SHA1

    6f88afcb5a51fcef31dad47b019665ceb13024da

    SHA256

    4c261cb8d0cfbef5dc36fb72a34b0b1f09f8e0c1ca870b949fb4df3c47c72be2

    SHA512

    aaf70960c6d65a804fa6f514909ebaded2fed2403e415766a6f7e74ec4154cb6ae4312da5a4d7e2be1597af50cb193d5815a469e62c9f80dc8775c417ed0d1ea

  • memory/1192-351-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB

  • memory/1192-353-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB

  • memory/1192-354-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB

  • memory/2672-183-0x0000000074820000-0x0000000074DCB000-memory.dmp

    Filesize

    5.7MB

  • memory/2672-0-0x0000000074821000-0x0000000074822000-memory.dmp

    Filesize

    4KB

  • memory/2672-1-0x0000000074820000-0x0000000074DCB000-memory.dmp

    Filesize

    5.7MB

  • memory/2672-173-0x0000000074820000-0x0000000074DCB000-memory.dmp

    Filesize

    5.7MB