Analysis

  • max time kernel
    132s
  • max time network
    131s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13-10-2024 07:25

General

  • Target

    3e8ba128d482d62804dfe6043f5c3e20_JaffaCakes118.exe

  • Size

    1.1MB

  • MD5

    3e8ba128d482d62804dfe6043f5c3e20

  • SHA1

    5b32a32828a5e74f20bb584c86c1e2c6f9a078d6

  • SHA256

    6d0b1b4966e0fdd6789559dccc9e58705dec700a574123370d0d4c80392eedc7

  • SHA512

    e1aac6de99edd3bda1702e49820c7df65e69a0da09e6600a86eaddf4c0e725b1ef2af533671996cae912049b270672c13141571f7687a450898aa2647fe96485

  • SSDEEP

    24576:UQKUKub/0V6fr4k1EPhJ7HAjzVtNSxWkoXZo27Iw5l:3KUKubsO4cghONSxBqZo27Icl

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.gmail.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    haricerahku

Signatures

  • Detected Nirsoft tools 8 IoCs

    Free utilities often used by attackers which can steal passwords, product keys, etc.

  • Disables RegEdit via registry modification 2 IoCs
  • Disables Task Manager via registry modification
  • Modifies Windows Firewall 2 TTPs 2 IoCs
  • Checks computer location settings 2 TTPs 2 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 11 IoCs
  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Drops file in System32 directory 2 IoCs
  • UPX packed file 20 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Drops file in Windows directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Event Triggered Execution: Netsh Helper DLL 1 TTPs 6 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 9 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 26 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 35 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3e8ba128d482d62804dfe6043f5c3e20_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\3e8ba128d482d62804dfe6043f5c3e20_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:652
    • C:\Users\Admin\AppData\Local\Temp\96141.exe
      "C:\Users\Admin\AppData\Local\Temp\96141.exe"
      2⤵
      • Disables RegEdit via registry modification
      • Checks computer location settings
      • Executes dropped EXE
      • Adds Run key to start application
      • Drops file in System32 directory
      • Drops file in Windows directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:428
      • C:\Windows\SYSTEM32\netsh.exe
        "netsh.exe" firewall set opmode disable
        3⤵
        • Modifies Windows Firewall
        • Event Triggered Execution: Netsh Helper DLL
        PID:4480
      • C:\Windows\system32\96141.exe
        "C:\Windows\system32\96141.exe"
        3⤵
        • Disables RegEdit via registry modification
        • Executes dropped EXE
        • Adds Run key to start application
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: GetForegroundWindowSpam
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:5100
        • C:\Windows\system32\netsh.exe
          "netsh.exe" firewall set opmode disable
          4⤵
          • Modifies Windows Firewall
          • Event Triggered Execution: Netsh Helper DLL
          PID:752
        • C:\Users\Admin\AppData\Local\Temp\dialup.exe
          C:\Users\Admin\AppData\Local\Temp\dialup.exe /stext C:\Users\Admin\AppData\Local\Temp\du.txt
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          PID:1472
        • C:\Users\Admin\AppData\Local\Temp\passwordfox.exe
          C:\Users\Admin\AppData\Local\Temp\passwordfox.exe /stext C:\Users\Admin\AppData\Local\Temp\firefox.txt
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          PID:4692
        • C:\Users\Admin\AppData\Local\Temp\dialup.exe
          C:\Users\Admin\AppData\Local\Temp\dialup.exe /stext C:\Users\Admin\AppData\Local\Temp\du.txt
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          PID:2032
        • C:\Users\Admin\AppData\Local\Temp\passwordfox.exe
          C:\Users\Admin\AppData\Local\Temp\passwordfox.exe /stext C:\Users\Admin\AppData\Local\Temp\firefox.txt
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          PID:452
        • C:\Users\Admin\AppData\Local\Temp\mspass.exe
          C:\Users\Admin\AppData\Local\Temp\mspass.exe /stext C:\Users\Admin\AppData\Local\Temp\mess.txt
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:4872
        • C:\Users\Admin\AppData\Local\Temp\iepv.exe
          C:\Users\Admin\AppData\Local\Temp\iepv.exe /stext C:\Users\Admin\AppData\Local\Temp\iepv.txt
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Suspicious use of AdjustPrivilegeToken
          PID:4296
        • C:\Users\Admin\AppData\Local\Temp\ChromePass.exe
          C:\Users\Admin\AppData\Local\Temp\ChromePass.exe /stext C:\Users\Admin\AppData\Local\Temp\ChromePass.txt
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          PID:4768
        • C:\Users\Admin\AppData\Local\Temp\OperaPassView.exe
          C:\Users\Admin\AppData\Local\Temp\OperaPassView.exe /stext C:\Users\Admin\AppData\Local\Temp\OperaPassView.txt
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          PID:3776
    • C:\Users\Admin\AppData\Local\Temp\20570.exe
      "C:\Users\Admin\AppData\Local\Temp\20570.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      PID:1924

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\20570.exe

    Filesize

    416KB

    MD5

    ae98850a426dcb5d3bf4bf30d1efea73

    SHA1

    9a0cea3d197086c86f6731aae516120ecd3a7f39

    SHA256

    2dd671b19f4e00f32cbb5d323a92b6c4235b2cb6e150ca6a39d0aa2b80c623f6

    SHA512

    9253cdf6d12f9c776a25e667c81006eb8462c8bb555d2ccf69b5dc0fd81fb97a2c459654f11967360e95fced59d11255157088323d75712dc9052565c97ba314

  • C:\Users\Admin\AppData\Local\Temp\96141.exe

    Filesize

    600KB

    MD5

    4ad5d1507ef028de701e5a0b2aa90cef

    SHA1

    a7ac601534031ed8374e6a9c2f075ddfa4b7565b

    SHA256

    e8e1d5e59f88f1ed553009a6860ead5d9af08c97fa38ad7ef523ee1e7b65d56b

    SHA512

    d7240efc46176fe4e27f82e39e186be4823ac81cfdc9431b06ca1a09e8466cc766eb8349bc196820b477eb87ad9fc6b33137c51f3db917d5f2135b7b55c4b28d

  • C:\Users\Admin\AppData\Local\Temp\ChromePass.exe

    Filesize

    125KB

    MD5

    9b3b1c0db965166319469b2afa6c4f0c

    SHA1

    9f1e65a3056dff872949329c4e5e70c007cc5621

    SHA256

    dbfa10a7deeb6d1ac8fd95ffeb23b87adc58e6388e522812fabe7f710e3cdd89

    SHA512

    c11512599b83fa1875a67915a7e7454512ed8300a0a47c16692ebc1f526755c39c795fe9721dd97d417bfcb29f9e4c1f3283cf4c426af6571b3996005f7e4f5e

  • C:\Users\Admin\AppData\Local\Temp\OperaPassView.exe

    Filesize

    38KB

    MD5

    37a89021ab1fbe5668c3974abc794bd4

    SHA1

    8ccaa4406f907a5a938fbb2db9d5af27092b811d

    SHA256

    2cb9a3d9587f79a6b1cfa95020b81d7d0d3cf9aa6ebf992f3b5e4ecf19bca8a8

    SHA512

    6eaef2c2c29eb5363a0193489dc989527e4087c61fe926efbbd8a0e3cc8b9675285a94d392ee0a906dfc109566cc144ab07166fd5b3defbfc8afd66d3fe8d1b8

  • C:\Users\Admin\AppData\Local\Temp\dialup.exe

    Filesize

    37KB

    MD5

    9c8872c879d0a9d82988920488370864

    SHA1

    87ff4231547462e6474c832e28831dd691d83fd4

    SHA256

    8f576d5191721f8fdb47bb22950f43fc8f2c9cc880fe067090ed96e6fcb07a97

    SHA512

    3c413427c46ef92a412840479896841ffd5c6eb9215b8ecc416cdbd4f8e0f2eb643ed3b7f2e18eb5710ba7c55e1cd82af6637285ee364e069503c5ecc187cb2e

  • C:\Users\Admin\AppData\Local\Temp\du.txt

    Filesize

    2B

    MD5

    f3b25701fe362ec84616a93a45ce9998

    SHA1

    d62636d8caec13f04e28442a0a6fa1afeb024bbb

    SHA256

    b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

    SHA512

    98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

  • C:\Users\Admin\AppData\Local\Temp\iepv.exe

    Filesize

    42KB

    MD5

    28c110b8d0ad095131c8d06043678086

    SHA1

    c684cf321e890e0e766a97609a4cde866156d6c5

    SHA256

    dbc2216d5f31f5218e940e3d802998dee90eeb69af69cbeb063c69c6a5a3f1e1

    SHA512

    065e043b76b0e1163e73f4a1c257bae793ae9b46bff1951956c2174ef91deb2528730da77aab76b9e7246d705c3b8c1d23f05dc3b161cacabf3e52d0f563c922

  • C:\Users\Admin\AppData\Local\Temp\mspass.exe

    Filesize

    63KB

    MD5

    fbb93d4c91453b06414d6973152d904e

    SHA1

    4624232c5450e7e9e7ba1f2113a07f8800dc5b5f

    SHA256

    8898b138a3f238fa985992a9d0e48f6b5865dd2cc35e08b83fa326260c510ffe

    SHA512

    4ed926d230af576a945bdd4d9b2d4001e8036abbcf1ef9a35669823d9420b6d95b426d80384a6fd022165c1fc2485fda0e28193b99b301927236928ddfcac6f7

  • C:\Users\Admin\AppData\Local\Temp\passwordfox.exe

    Filesize

    37KB

    MD5

    a1d6a37917dcf4471486bc5a0e725cc6

    SHA1

    5b09f10dc215078ae44f535de12630c38f3b86e3

    SHA256

    8a06acd1158060a54d67098f07c1ff7895f799bc5834179b8aae04d28fb60e17

    SHA512

    5798a5d85052d5c2f6b781b91a400c85bc96c0127cc4e18079bff1f17bd302dc07c0f015ddf1105621a841680057322eb0172ba06063f55d795b7b079f1d26d2

  • C:\Windows\melt.txt

    Filesize

    43B

    MD5

    7304dccdca2d783954bd96d427de158e

    SHA1

    ffd1511298c8892c09f621aa16d4bd133aeef00c

    SHA256

    0c1d12bad9951e11b261834610c01a630142cbe9f24ad89eb20bbdc61ff5ef4c

    SHA512

    5f6069b8851854e36089e0670eeb6571072ae4167a3700473715265299226b4b8f462434afc410c2a52ee58f081a4a107c6ac0b29afe74991624ed9bdc6adfbf

  • memory/428-53-0x00007FFCBD2F0000-0x00007FFCBDC91000-memory.dmp

    Filesize

    9.6MB

  • memory/428-30-0x00007FFCBD2F0000-0x00007FFCBDC91000-memory.dmp

    Filesize

    9.6MB

  • memory/428-23-0x00007FFCBD2F0000-0x00007FFCBDC91000-memory.dmp

    Filesize

    9.6MB

  • memory/428-33-0x00007FFCBD2F0000-0x00007FFCBDC91000-memory.dmp

    Filesize

    9.6MB

  • memory/452-117-0x0000000000400000-0x0000000000419000-memory.dmp

    Filesize

    100KB

  • memory/652-6-0x000000001B2D0000-0x000000001B2D8000-memory.dmp

    Filesize

    32KB

  • memory/652-34-0x00007FFCBD2F0000-0x00007FFCBDC91000-memory.dmp

    Filesize

    9.6MB

  • memory/652-8-0x00007FFCBD2F0000-0x00007FFCBDC91000-memory.dmp

    Filesize

    9.6MB

  • memory/652-0-0x00007FFCBD5A5000-0x00007FFCBD5A6000-memory.dmp

    Filesize

    4KB

  • memory/652-7-0x000000001C0A0000-0x000000001C0EC000-memory.dmp

    Filesize

    304KB

  • memory/652-5-0x00007FFCBD2F0000-0x00007FFCBDC91000-memory.dmp

    Filesize

    9.6MB

  • memory/652-4-0x000000001BF40000-0x000000001BFDC000-memory.dmp

    Filesize

    624KB

  • memory/652-3-0x000000001B990000-0x000000001BE5E000-memory.dmp

    Filesize

    4.8MB

  • memory/652-2-0x00007FFCBD2F0000-0x00007FFCBDC91000-memory.dmp

    Filesize

    9.6MB

  • memory/652-1-0x000000001B410000-0x000000001B4B6000-memory.dmp

    Filesize

    664KB

  • memory/1472-59-0x0000000000400000-0x0000000000418000-memory.dmp

    Filesize

    96KB

  • memory/1472-64-0x0000000000400000-0x0000000000418000-memory.dmp

    Filesize

    96KB

  • memory/2032-80-0x0000000000400000-0x0000000000418000-memory.dmp

    Filesize

    96KB

  • memory/3776-110-0x0000000000400000-0x0000000000419000-memory.dmp

    Filesize

    100KB

  • memory/3776-115-0x0000000000400000-0x0000000000419000-memory.dmp

    Filesize

    100KB

  • memory/4296-94-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/4296-97-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/4692-72-0x0000000000400000-0x0000000000419000-memory.dmp

    Filesize

    100KB

  • memory/4692-68-0x0000000000400000-0x0000000000419000-memory.dmp

    Filesize

    100KB

  • memory/4768-101-0x0000000000400000-0x000000000043D000-memory.dmp

    Filesize

    244KB

  • memory/4768-106-0x0000000000400000-0x000000000043D000-memory.dmp

    Filesize

    244KB

  • memory/4872-88-0x0000000000400000-0x0000000000425000-memory.dmp

    Filesize

    148KB

  • memory/4872-90-0x0000000000400000-0x0000000000425000-memory.dmp

    Filesize

    148KB