Analysis

  • max time kernel
    116s
  • max time network
    116s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    17-08-2024 11:41

General

  • Target

    4f26497520ca3310f7f99cbfd80be1e0N.exe

  • Size

    115KB

  • MD5

    4f26497520ca3310f7f99cbfd80be1e0

  • SHA1

    e779f19cc46f61a72a94e8fc01c223dc8e2180ea

  • SHA256

    0d1405c3eb6cd4d76d02265d9f9259eaa13e37d3a16df0268bc8a0f060eff0ee

  • SHA512

    584b1ba8dbfe6014f718b438876ab02151dafde04bbe69c24373f3a7ce4804c363d3bf79e778672b5e24e3cbf9330eef35b437cf8297cd120f68be6725500889

  • SSDEEP

    1536:WWp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4XEQhuxzuMdehOf:P5eznsjsguGDFqGZ2rYC

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 23 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4f26497520ca3310f7f99cbfd80be1e0N.exe
    "C:\Users\Admin\AppData\Local\Temp\4f26497520ca3310f7f99cbfd80be1e0N.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2276
    • 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:2164
      • 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:2748
        • 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:2840

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

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\MetaData\37C951188967C8EB88D99893D9D191FE

    Filesize

    264B

    MD5

    c436f2405e36acf467847a2afb0bc417

    SHA1

    e019f4720fa6af383aac18ff881dc10526c266da

    SHA256

    652efbc325f35b783dc200d169d00f8d579c09a2f0520f90e96fc7f592708057

    SHA512

    e83f1b88a0f6671025ccf1ced05d69fb5bdb0bdd50a791aa15ebffa24c15dfbb519822359de95348764b487c4c27c8d1c74cb4402cf45d60b889ab5db6fc2fa1

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

    Filesize

    342B

    MD5

    6f32425e25c7c212beec5fc68b7cb714

    SHA1

    5f0e6c7b8062f48f4718faced6a82e097abebff8

    SHA256

    0f7c1312a7c50a2f8c6a94553f2cfcf6e42352248c888cd88b03c3dd26877739

    SHA512

    80d9aede215eaee78587abbe75da717d7af0c611024d5f98bdf2367a6bccf2ddd4d5fb79fbc56153825d2cab5c54c22ec0ef5278d26f6950b74885f05f1e7185

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

    Filesize

    342B

    MD5

    84073e8c70e2a2dc717306eb46908f13

    SHA1

    5900c1138d7574c7842369322e0dde5d5a2f02bc

    SHA256

    0cfbfb08972e32ced33a2d2a818223d6fec0ebe0e38f79e48ed055edc6e50daa

    SHA512

    f65ff8fa6764d4099f7126a781268895dbe31ac0a90ba246923c4e0d2d5b4f61935f18cedb956322270c1472f1d3e6eacd916dada37ef513a796cd19a68c79df

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

    Filesize

    342B

    MD5

    c7fd3f277d2103bb05faddc4d6968137

    SHA1

    4d1759c9a4c2f706a633c83dceaa16151d6f0eee

    SHA256

    a79132222b3da68a622e906e0348cd304f7f5ad86e86541cccc3f3fffb945bf3

    SHA512

    867db4fa215a03c6476b30212cb1fbc599397279bb7c0e9810fb2c3e5eac8dbd8ebb095fc319e82ffde1842e2712206b8e70e53947d4dbf0baa2a3af8ffe807f

  • C:\Users\Admin\AppData\Local\Temp\CabE265.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\TarE287.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

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

    Filesize

    115KB

    MD5

    30dba29ffe57fb67d90aed71e229627f

    SHA1

    426cc9c27f13b0b636399fa36163d9dc9ccdef17

    SHA256

    ecbcc0887405014be53c442f12ae5ff1de7146969e018c67c8d021ccaf1e3b91

    SHA512

    1f44be49ef2952a359e2a9217aed04149e08024b196f2937312f49efbf82c8bd30c2a672b5720ab7a8f90fa0756308da36ed01ac80f831c5882ac41c88547b2a

  • memory/2276-169-0x0000000074010000-0x00000000745BB000-memory.dmp

    Filesize

    5.7MB

  • memory/2276-182-0x0000000074010000-0x00000000745BB000-memory.dmp

    Filesize

    5.7MB

  • memory/2276-168-0x0000000074010000-0x00000000745BB000-memory.dmp

    Filesize

    5.7MB

  • memory/2276-0-0x0000000074011000-0x0000000074012000-memory.dmp

    Filesize

    4KB

  • memory/2276-2-0x0000000074010000-0x00000000745BB000-memory.dmp

    Filesize

    5.7MB

  • memory/2276-1-0x0000000074010000-0x00000000745BB000-memory.dmp

    Filesize

    5.7MB

  • memory/2748-348-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB

  • memory/2748-350-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB

  • memory/2748-351-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB