Analysis

  • max time kernel
    118s
  • max time network
    32s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    24-08-2024 10:32

General

  • Target

    3036576f06c4d42019c6775e7a7df5f0N.exe

  • Size

    118KB

  • MD5

    3036576f06c4d42019c6775e7a7df5f0

  • SHA1

    e45b4b406cbf52234d507825c9df7e25833f3aea

  • SHA256

    06adff4a12eac2f533883fa85d8e6d725e2196972b1c1b24845545b44a62c54b

  • SHA512

    20c742d17858c4e1db501a035a34f0cf552e8a9a43ea4209481921c654a304df093c7512921e61358d82379388ba65e5a9eced537ccb1e6ea579de10763f59a9

  • SSDEEP

    1536:WWp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4XEQhuxzuMDL14FO+:P5eznsjsguGDFqGZ2rDL14FO+

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\3036576f06c4d42019c6775e7a7df5f0N.exe
    "C:\Users\Admin\AppData\Local\Temp\3036576f06c4d42019c6775e7a7df5f0N.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2668
    • 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:3068
      • 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:2648

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\MetaData\37C951188967C8EB88D99893D9D191FE

    Filesize

    264B

    MD5

    ca1dec032eb09aa6ad8bdf569a5739c3

    SHA1

    36eddb4c6288c2cf51b731c8ba56f92a685d5aab

    SHA256

    760e37dd2e5e9cefe8b04caab1bdf1033a5b6f94892b93211872f669fa82f51c

    SHA512

    eda02c461caf8b342ef908cf29198d95e522405a77ed35b2fb73bb80e287babab2f3d19d72d4fb42620c7b55c08ddd6818cdc88828fc5384c192cdbc9e22bc33

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

    Filesize

    342B

    MD5

    66d1f3d67f147753a2b71c8a70d4ed00

    SHA1

    8b4f263bb2881a3b9aea646dab4dcd299f54bb71

    SHA256

    60e5046697f7a57a4faff9a3eb429b1bb52f896cb250caf4bb558d3e0d8a4216

    SHA512

    3a5929499131feabf9b61f8d06143c3ee5f15b356e7e142f013bfbbe53b81d8fb3a20fd8c047d784985fd564bfe50d2b5d0d5dc980688be5442435fdb8de17f2

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

    Filesize

    342B

    MD5

    b26a88784eed78b41cf0f36b9fd69c5a

    SHA1

    9c8c16c4414efafd86fbbf8e147cf8ed9bd8e1b6

    SHA256

    9202ec4e1a8a7030acca1ba714fe9b941ed035e66d9e1c97e4f39d073ff0eeb2

    SHA512

    7bf2f64efe22a0bbf312bbaab6e6e9fdd6fcf4d0b07e26bdd6c4e67044c01a9730d6db059c1fd005ce20cbd11149db2cfa75ddb52d9280bb32cba6c5fe067d92

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

    Filesize

    342B

    MD5

    e2b7e8127fb4793115e5c773940edfb9

    SHA1

    ba11301558bddd49faa2efdcb320116be8015c82

    SHA256

    f2dcd3444a8848422b2815b2684b130190f4eefa22eae8f47be0918336013fd5

    SHA512

    cafe8de1e0e57d887aa6398b3fef751ae87e64ed133e1478248bb6418a7cad4275682a362e8eaff7d2e1e00af985a76bec73529f22ebdd23a79f7c344dd422e1

  • C:\Users\Admin\AppData\Local\Temp\CabEF22.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\TarEF34.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

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

    Filesize

    118KB

    MD5

    1f5544885e484101a860273d2123e73d

    SHA1

    4a1355b2a2bafbf7e11c3dc50ce5bc0b7450e31b

    SHA256

    4918529f098bcf0f1c6b542998892daf09629e254f7fd29b2d1c6bc7c6a3b12b

    SHA512

    d62b56c7d22b8aa5ae4b6e62254b3a16112c73de7a305c813ee6ddbd09e2c61dab09c3196ffb6de537025c3a6b05ef021deda06ab38e55803cfb61edbe2cae03

  • memory/2668-181-0x0000000074820000-0x0000000074DCB000-memory.dmp

    Filesize

    5.7MB

  • memory/2668-171-0x0000000074820000-0x0000000074DCB000-memory.dmp

    Filesize

    5.7MB

  • memory/2668-0-0x0000000074821000-0x0000000074822000-memory.dmp

    Filesize

    4KB

  • memory/2668-2-0x0000000074820000-0x0000000074DCB000-memory.dmp

    Filesize

    5.7MB

  • memory/2668-1-0x0000000074820000-0x0000000074DCB000-memory.dmp

    Filesize

    5.7MB

  • memory/2804-347-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB

  • memory/2804-349-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB

  • memory/2804-350-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB