Analysis

  • max time kernel
    114s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    03-09-2024 12:08

General

  • Target

    72293ccf33ff9da279c5460e9f7f7b20N.exe

  • Size

    116KB

  • MD5

    72293ccf33ff9da279c5460e9f7f7b20

  • SHA1

    7130e75bd5c85da908f9219cd0d04346d572a1d0

  • SHA256

    c1f607f590390883c97ab34350edc9a3afe00fc3ef14ad8b3ce3d651e836b2fa

  • SHA512

    b6679e1aef0962db3884e739f699258eb60914b6acf33aef4a693dcb812cc5a3a1664aa0028e91fc6f7c77869d47860b7213066f59947f25502856bfa50f75c7

  • SSDEEP

    1536:WWp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4XEQhuxzuMDLVr:P5eznsjsguGDFqGZ2rDL9

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\72293ccf33ff9da279c5460e9f7f7b20N.exe
    "C:\Users\Admin\AppData\Local\Temp\72293ccf33ff9da279c5460e9f7f7b20N.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3044
    • 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:2240
      • 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:2804
        • 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:2572

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

    5b11e68349de29d4b0f309d73ae1aa83

    SHA1

    f16dc50d4e1a77cc845ecad640d119e53f05f0db

    SHA256

    8a71a8113ecbb3a4b275dd8849021f314207a3c31b620618472b08a2d11a0bf5

    SHA512

    c2e54dbecd6381cdd7a321924d05c1f3e4162f390479191b4349ee69781acd2dfbdbd1089c9e4accdad37f9cb0e89adf841044b2bd3f92ad4410ed541f4b0160

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

    Filesize

    342B

    MD5

    1ecc2a566b7a83e93dd00ab989b1723d

    SHA1

    e6978a906bda2a338ca22f7ecc7d70859c443582

    SHA256

    ec69b85f2643e52a3c024cd1ce5affc3f9fa9870411b658f92343f0d36e59dfa

    SHA512

    32ad01ea94f02b88cd90eac1446f62ba82927a3b5fe28533ef0d8a97f11c57579412130b3a877489898f866192a56bea302d56047078721b478c06232eb5c99d

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

    Filesize

    342B

    MD5

    2ad35ae062f1eff59e55269ed96a1e1a

    SHA1

    12567a563518bedde48fabdaf3f22630f9971d3a

    SHA256

    8f10b36a56d748be291b0e03738a2732ba66aebf6375b18711db5a538c1a02aa

    SHA512

    739fab5324272fe761c7d0b0e80ce05f184318846d335a577a88d5f353d7d4353375f949c6691a2b207420cdb8f1cbb0bb1140b6154dc3d3bb757f3f9d554b52

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

    Filesize

    342B

    MD5

    c3a430f1456d2fefd66aad21487f4523

    SHA1

    572ad91c1765e124645ac7dbe4f7d34629f99558

    SHA256

    b3027d5452635c476edd5afe49613d6f604d1d80d324324486f99e55ed9ab812

    SHA512

    d7eb764656e9a3405b1890674bff91ae339985b058eadee1cf2c3831621347cef65d11bb3a2c5b061493bd7f5515c2fb0edb42a2a6a7da8427fb4ed5f2bc56d3

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

    Filesize

    252B

    MD5

    0dd0e2d46927afc9083d3e140fee6215

    SHA1

    3e02f8e0cc84eb708861d50f618959758168325b

    SHA256

    9d5250dd59ce9043ee902e8926fb9fc2a2633f7d4ae40dfe0e881561479de3b4

    SHA512

    6b129e94ef035224a0b66823a02f122caef0137932b6a5424ada6ce75acfa14a6d25db278c15137175d598b6c175841d9d6a68c6433586997758fee904623c4f

  • C:\Users\Admin\AppData\Local\Temp\CabEEB4.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\TarEEC7.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

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

    Filesize

    116KB

    MD5

    89b6322cf27850734cb31065861f327c

    SHA1

    3701383af7606baa6650c3a1fb36c7bdc23bea4c

    SHA256

    d48def03a60c8464185e73220a8198b4a3f562517ca6e8f3331c15b439cc1eda

    SHA512

    15494c8057e056f3948f0df84c911d0d83abd13a21e1175f81d80cb3aded943958784a582b710eb1fce325d7d3075a46ea472e445559ad9aab3db26890ac1dbe

  • memory/2804-351-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB

  • memory/2804-353-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB

  • memory/2804-354-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB

  • memory/3044-173-0x0000000074820000-0x0000000074DCB000-memory.dmp

    Filesize

    5.7MB

  • memory/3044-183-0x0000000074820000-0x0000000074DCB000-memory.dmp

    Filesize

    5.7MB

  • memory/3044-0-0x0000000074821000-0x0000000074822000-memory.dmp

    Filesize

    4KB

  • memory/3044-1-0x0000000074820000-0x0000000074DCB000-memory.dmp

    Filesize

    5.7MB