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Analysis

  • max time kernel
    122s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    01/10/2024, 12:36

General

  • Target

    05d739100ae10031f2dd45b4438c53ad_JaffaCakes118.exe

  • Size

    2.5MB

  • MD5

    05d739100ae10031f2dd45b4438c53ad

  • SHA1

    e5bfa67c0f36c8463e34ec4d41c4d9270f1f7274

  • SHA256

    d6074d92605036f9ad8ccd4b4b49be6748a6760762c8626d96c1f8132730144f

  • SHA512

    afe4b7dcdfe88657163474ea9da55f6c0aa18fb647616640633c43870f0371f4ed55dd90f134ca3230a8dd86c6b4374bbde9256a346bbcd44ec082fa1b99d40c

  • SSDEEP

    49152:i4T/XoN9NtqUh/wL8w0Pelu8G5UoafpbswJNPpJ6Qmub1F1ZAJ:iS/oNJqPuPeoVOoafpL/BcQDbNZa

Score
8/10

Malware Config

Signatures

  • Blocklisted process makes network request 8 IoCs
  • ACProtect 1.3x - 1.4x DLL software 2 IoCs

    Detects file using ACProtect software.

  • Loads dropped DLL 30 IoCs
  • Maps connected drives based on registry 3 TTPs 2 IoCs

    Disk information is often read in order to detect sandboxing environments.

  • UPX packed file 2 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

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

  • Modifies system certificate store 2 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 30 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\05d739100ae10031f2dd45b4438c53ad_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\05d739100ae10031f2dd45b4438c53ad_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of WriteProcessMemory
    PID:1960
    • C:\Windows\SysWOW64\rundll32.exe
      "C:\Windows\system32\rundll32.exe" "C:\Users\Admin\AppData\Local\Temp\5B255673-5906-0846-808E-D21B51F26D66\ists.dll",CmdProc --Level --Supp 577 --Ver 160
      2⤵
      • Blocklisted process makes network request
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Modifies system certificate store
      PID:1548
    • C:\Windows\SysWOW64\rundll32.exe
      "C:\Windows\system32\rundll32.exe" "C:\Users\Admin\AppData\Local\Temp\5B255673-5906-0846-808E-D21B51F26D66\ists.dll",CmdProc --Goo --Proc checkinstall --Supp 577 --Cid D217125C-D916-2D4D-BDF0-7864CADB8431 --Tid UA-56838662-1
      2⤵
      • Blocklisted process makes network request
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      PID:2708
    • C:\Windows\SysWOW64\rundll32.exe
      "C:\Windows\system32\rundll32.exe" "C:\Users\Admin\AppData\Local\Temp\5B255673-5906-0846-808E-D21B51F26D66\ists.dll",CmdProc --Check --Supp 577 --Uid 93E639E4914DB34287CB0349B5BB56F8 --Ver 160
      2⤵
      • Blocklisted process makes network request
      • Loads dropped DLL
      • Maps connected drives based on registry
      • System Location Discovery: System Language Discovery
      PID:2472
    • C:\Windows\SysWOW64\rundll32.exe
      "C:\Windows\system32\rundll32.exe" "C:\Users\Admin\AppData\Local\Temp\5B255673-5906-0846-808E-D21B51F26D66\ists.dll",CmdProc --Goo --Proc startinstall --Supp 577 --Cid B6D376F4-2A81-5441-A4B9-137193C1BFA4 --Tid UA-56838662-1
      2⤵
      • Blocklisted process makes network request
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      PID:1664

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\103621DE9CD5414CC2538780B4B75751

    Filesize

    717B

    MD5

    822467b728b7a66b081c91795373789a

    SHA1

    d8f2f02e1eef62485a9feffd59ce837511749865

    SHA256

    af2343382b88335eea72251ad84949e244ff54b6995063e24459a7216e9576b9

    SHA512

    bacea07d92c32078ca6a0161549b4e18edab745dd44947e5f181d28cc24468e07769d6835816cdfb944fd3d0099bde5e21b48f4966824c5c16c1801712303eb6

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\80BC2CD52E7FBB3F3C795F67E7638C49

    Filesize

    504B

    MD5

    359e4100602448a19314817d48d194fa

    SHA1

    c44893bb2384635e3b1f9961d52bb263643b4e4a

    SHA256

    af4492326ff13b1349abdc4a17aa835a1b21e78a5a2c7fb2b822dd36d1a2dfd6

    SHA512

    e2723b47f3558771baabf64d4eb26905bf7511390b7b62ebc8e7cf2fa482da01deacdcd2cf27ab5756fec3573a80b2a41b17942a343ec850ff09bb82199948ae

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\103621DE9CD5414CC2538780B4B75751

    Filesize

    192B

    MD5

    49356f8ce4873c166f21b6d7a30bde27

    SHA1

    42728ff4976b4119594f72e3f4edc4938062fe83

    SHA256

    25197d46893e39e27d8150d15978922bfeb87eac03ed77429973e9f0318206e6

    SHA512

    c6113cb54141d471286e9bafb6fff88cdf5717b4bd65dcb534c5ef72ff81a7729dc985bfcb818f372f65de48c65f7edfb8233bfabb9661541a91dc8ed9ea6c74

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\80BC2CD52E7FBB3F3C795F67E7638C49

    Filesize

    546B

    MD5

    74265ae704c7714afa397a7d55e989cc

    SHA1

    3fd77a10c7c4ac13e78f8fb89afa63bf5a550e40

    SHA256

    d3db1c778cf88c087f3e03c9627ff69be7d811465b4d68a4b908e0831cccb525

    SHA512

    c455df0a7d8ef43bc64b5f6c0bbd1a2b9b9d91bd975576f0408c9fdea3b9ece7ef9f3ead3f69e9320c3a83365ab95199c3ad22632f38fd6f58860a79c844f3a0

  • C:\Users\Admin\AppData\Local\Temp\5B255673-5906-0846-808E-D21B51F26D66\ists.dll

    Filesize

    365KB

    MD5

    35e2b49159b6619ee1ae8f6d1790e721

    SHA1

    f61ff5c95978ad46f0a13d1f12ec1dc4b4308648

    SHA256

    a0d3936b3f124fd60aed8aa9c34bddf91054c909172bccfbfa21d37ff95cea97

    SHA512

    a4eb71ca89fbb6d615ed8c370da1b7aac998d15db7309779856d86d6b78100d31dcfbffa5d46e9a77990e97e38f4179ce5748e68c873672cc07238c60a493b69

  • C:\Users\Admin\AppData\Local\Temp\CabBAF6.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • \Users\Admin\AppData\Local\Temp\nstAD60.tmp\System.dll

    Filesize

    11KB

    MD5

    3e6bf00b3ac976122f982ae2aadb1c51

    SHA1

    caab188f7fdc84d3fdcb2922edeeb5ed576bd31d

    SHA256

    4ff9b2678d698677c5d9732678f9cf53f17290e09d053691aac4cc6e6f595cbe

    SHA512

    1286f05e6a7e6b691f6e479638e7179897598e171b52eb3a3dc0e830415251069d29416b6d1ffc6d7dce8da5625e1479be06db9b7179e7776659c5c1ad6aa706

  • \Users\Admin\AppData\Local\Temp\nstAD60.tmp\md5dll.dll

    Filesize

    6KB

    MD5

    7059f133ea2316b9e7e39094a52a8c34

    SHA1

    ee9f1487c8152d8c42fecf2efb8ed1db68395802

    SHA256

    32c3d36f38e7e8a8bafd4a53663203ef24a10431bda16af9e353c7d5d108610f

    SHA512

    9115986754a74d3084dd18018e757d3b281a2c2fde48c73b71dba882e13bd9b2ded0e6e7f45dc5b019e6d53d086090ccb06e18e6efeec091f655a128510cbe51

  • \Users\Admin\AppData\Local\Temp\nstAD60.tmp\nsDialogs.dll

    Filesize

    9KB

    MD5

    dbdbf4017ff91c9de328697b5fd2e10a

    SHA1

    b597a5e9a8a0b252770933feed51169b5060a09f

    SHA256

    be60a00f32924ccbe03f9914e33b8e1ad8c8a1ca442263a69896efba74925b36

    SHA512

    3befc15aab0a5dbe7fde96155b0499d385f2799b1a2d47ce04f37b5804006b1c6c4fff93d3cedb56a2a8172b23752b6f9dc6168cfce3596b91def3247836cf10

  • memory/1960-79-0x0000000000520000-0x000000000052A000-memory.dmp

    Filesize

    40KB

  • memory/1960-78-0x0000000000520000-0x000000000052A000-memory.dmp

    Filesize

    40KB

  • memory/1960-81-0x0000000000520000-0x000000000052A000-memory.dmp

    Filesize

    40KB

  • memory/1960-80-0x0000000000520000-0x000000000052A000-memory.dmp

    Filesize

    40KB

  • memory/1960-37-0x0000000000520000-0x000000000052A000-memory.dmp

    Filesize

    40KB

  • memory/1960-112-0x0000000000520000-0x000000000052A000-memory.dmp

    Filesize

    40KB

  • memory/1960-113-0x0000000000520000-0x000000000052A000-memory.dmp

    Filesize

    40KB

  • memory/1960-114-0x0000000000520000-0x000000000052A000-memory.dmp

    Filesize

    40KB