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Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13/07/2024, 16:37

General

  • Target

    427d98ce83712423dd5f06af0ef50b1c_JaffaCakes118.exe

  • Size

    149KB

  • MD5

    427d98ce83712423dd5f06af0ef50b1c

  • SHA1

    c2fd6446feb577bd8ee2d463f09bcb3455fea73d

  • SHA256

    922ed7eb780628227c566eec0d2dd7a3ec26d2f631edcfd555ff0eba3f65a925

  • SHA512

    9feac20193dd044712b5d837e372e284cea9a065ce427413a5fae89050fa3897ea1cff3a196aa6e96eb6d23e5dd4588b8756b9c82d17a816af4babc5c083bd86

  • SSDEEP

    3072:WwvyIUMmPhjAXRE0Ck3fGgOABWToz/n71dBoTlROl5KI1EGZqO:4MmPhjKRPGOlf1o3Cp

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Drops file in Program Files directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • Checks processor information in registry 2 TTPs 3 IoCs

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

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies registry class 1 IoCs
  • Suspicious behavior: AddClipboardFormatListener 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 14 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\427d98ce83712423dd5f06af0ef50b1c_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\427d98ce83712423dd5f06af0ef50b1c_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Modifies registry class
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:320
    • C:\Users\Admin\AppData\Local\Temp\unself.exe
      C:\Users\Admin\AppData\Local\Temp\unself.exe
      2⤵
      • Executes dropped EXE
      • Drops file in Program Files directory
      PID:1404
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1404 -s 256
        3⤵
        • Program crash
        PID:2080
    • C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE
      "C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\招標項目.doc" /o ""
      2⤵
      • Checks processor information in registry
      • Enumerates system info in registry
      • Suspicious behavior: AddClipboardFormatListener
      • Suspicious use of SetWindowsHookEx
      PID:4436
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c del C:\Users\Admin\AppData\Local\Temp\427D98~1.EXE > nul
      2⤵
        PID:396
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1404 -ip 1404
      1⤵
        PID:4576

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\TCD1415.tmp\iso690.xsl

        Filesize

        263KB

        MD5

        ff0e07eff1333cdf9fc2523d323dd654

        SHA1

        77a1ae0dd8dbc3fee65dd6266f31e2a564d088a4

        SHA256

        3f925e0cc1542f09de1f99060899eafb0042bb9682507c907173c392115a44b5

        SHA512

        b4615f995fab87661c2dbe46625aa982215d7bde27cafae221dca76087fe76da4b4a381943436fcac1577cb3d260d0050b32b7b93e3eb07912494429f126bb3d

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

        Filesize

        88KB

        MD5

        de84a438ef886bb834923b4e21dc1236

        SHA1

        d6652d76167118b616f36ef41fe9a1d03c468bed

        SHA256

        e537a97377d368fca1d9c2431f38d3c227d06a6a588fc0ea0d4ee47ab53162ce

        SHA512

        fa3e3b42bdb58f2922567fac2aa99652c6e94539839ab58d522f8ff5080ced3d380017493637d4a041185b778e48549c8182ba5bc00e2b49d5269f219eaa5e90

      • C:\Users\Admin\AppData\Local\Temp\招標項目.doc

        Filesize

        29KB

        MD5

        6c77f20529a7bb180a5005421f422952

        SHA1

        1b43ae9ff2861721ccb726786c363b24634ca429

        SHA256

        31ef3fcfa28d0f5cb10d468b58755b24078448ac5c0ff93a8ab09b20527a7bfc

        SHA512

        3d397b442bc1887053e9779acc9f477917e8c9e39c6e022deba36da422a6cab9bc3070cadb65a3c34434d4b32729e5b23f837552b61ad9f71047475f44dc8041

      • C:\Users\Admin\AppData\Roaming\Microsoft\UProof\ExcludeDictionaryEN0409.lex

        Filesize

        2B

        MD5

        f3b25701fe362ec84616a93a45ce9998

        SHA1

        d62636d8caec13f04e28442a0a6fa1afeb024bbb

        SHA256

        b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

        SHA512

        98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

      • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\fb3b0dbfee58fac8.customDestinations-ms

        Filesize

        1KB

        MD5

        abc045f49448412320130d12252aefb0

        SHA1

        4e21c64d04c9df8efbc8c3e869519f575257d87b

        SHA256

        d3475022ce18b3c9840baf428e790a0cf65839adf8fa73eaea8a2fb21867cd40

        SHA512

        dabad1f35a5f9a5d645d8fdc644d394d4345dda917cd2daf9de223ef2e501481177fba41f8544ade1715f65357b5a8670406b00d29def29559096484902f849a

      • memory/4436-23-0x00007FFE5C690000-0x00007FFE5C885000-memory.dmp

        Filesize

        2.0MB

      • memory/4436-33-0x00007FFE5C690000-0x00007FFE5C885000-memory.dmp

        Filesize

        2.0MB

      • memory/4436-24-0x00007FFE5C690000-0x00007FFE5C885000-memory.dmp

        Filesize

        2.0MB

      • memory/4436-18-0x00007FFE1C710000-0x00007FFE1C720000-memory.dmp

        Filesize

        64KB

      • memory/4436-22-0x00007FFE5C690000-0x00007FFE5C885000-memory.dmp

        Filesize

        2.0MB

      • memory/4436-21-0x00007FFE5C690000-0x00007FFE5C885000-memory.dmp

        Filesize

        2.0MB

      • memory/4436-20-0x00007FFE1C710000-0x00007FFE1C720000-memory.dmp

        Filesize

        64KB

      • memory/4436-25-0x00007FFE5C690000-0x00007FFE5C885000-memory.dmp

        Filesize

        2.0MB

      • memory/4436-26-0x00007FFE5C690000-0x00007FFE5C885000-memory.dmp

        Filesize

        2.0MB

      • memory/4436-28-0x00007FFE5C690000-0x00007FFE5C885000-memory.dmp

        Filesize

        2.0MB

      • memory/4436-27-0x00007FFE1A170000-0x00007FFE1A180000-memory.dmp

        Filesize

        64KB

      • memory/4436-30-0x00007FFE5C690000-0x00007FFE5C885000-memory.dmp

        Filesize

        2.0MB

      • memory/4436-31-0x00007FFE5C690000-0x00007FFE5C885000-memory.dmp

        Filesize

        2.0MB

      • memory/4436-19-0x00007FFE5C72D000-0x00007FFE5C72E000-memory.dmp

        Filesize

        4KB

      • memory/4436-34-0x00007FFE5C690000-0x00007FFE5C885000-memory.dmp

        Filesize

        2.0MB

      • memory/4436-35-0x00007FFE1A170000-0x00007FFE1A180000-memory.dmp

        Filesize

        64KB

      • memory/4436-32-0x00007FFE5C690000-0x00007FFE5C885000-memory.dmp

        Filesize

        2.0MB

      • memory/4436-29-0x00007FFE5C690000-0x00007FFE5C885000-memory.dmp

        Filesize

        2.0MB

      • memory/4436-17-0x00007FFE1C710000-0x00007FFE1C720000-memory.dmp

        Filesize

        64KB

      • memory/4436-16-0x00007FFE1C710000-0x00007FFE1C720000-memory.dmp

        Filesize

        64KB

      • memory/4436-15-0x00007FFE1C710000-0x00007FFE1C720000-memory.dmp

        Filesize

        64KB

      • memory/4436-182-0x00007FFE5C690000-0x00007FFE5C885000-memory.dmp

        Filesize

        2.0MB

      • memory/4436-201-0x00007FFE1C710000-0x00007FFE1C720000-memory.dmp

        Filesize

        64KB

      • memory/4436-203-0x00007FFE1C710000-0x00007FFE1C720000-memory.dmp

        Filesize

        64KB

      • memory/4436-202-0x00007FFE1C710000-0x00007FFE1C720000-memory.dmp

        Filesize

        64KB

      • memory/4436-200-0x00007FFE1C710000-0x00007FFE1C720000-memory.dmp

        Filesize

        64KB

      • memory/4436-204-0x00007FFE5C690000-0x00007FFE5C885000-memory.dmp

        Filesize

        2.0MB