Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07-04-2024 16:40

General

  • Target

    e5616e35325978498fbbda48538ab23f_JaffaCakes118.exe

  • Size

    677KB

  • MD5

    e5616e35325978498fbbda48538ab23f

  • SHA1

    7e4ba48c00eddaf2eb2804f0a9fb033954a83f60

  • SHA256

    e4a8662d439ee680d42971b9a2d85fc05c3f3332a63aae59d86939845f59fcb4

  • SHA512

    ec494363b29b530c220a47586f4d798647487056cd69fe10d02589ddaca998bb351f6c2489ff6ea50e03a12982f0b03f5a0949d2b5247d29ac87f8de78b6d1be

  • SSDEEP

    12288:x7TbvGeNiKXPwIWIo75lLhJ0S76kJUKZvHoWkrA3TouZUZSCQE:xq+XPg7/V6c5dIJuT

Malware Config

Signatures

  • Sets file to hidden 1 TTPs 1 IoCs

    Modifies file attributes to stop it showing in Explorer etc.

  • Executes dropped EXE 3 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 3 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in Windows directory 47 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Runs .reg file with regedit 3 IoCs
  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 63 IoCs
  • Views/modifies file attributes 1 TTPs 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e5616e35325978498fbbda48538ab23f_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\e5616e35325978498fbbda48538ab23f_JaffaCakes118.exe"
    1⤵
    • Drops file in Windows directory
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1720
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c c:\windows\web\printers\125.bat
      2⤵
      • Enumerates connected drives
      • Drops file in Windows directory
      • Suspicious use of WriteProcessMemory
      PID:2240
      • \??\c:\windows\web\printers\rar.exe
        "c:\windows\web\printers\Rar.exe" e -y -ping c:\windows\web\printers\usbhard.rar c:\windows\web\printers\
        3⤵
        • Executes dropped EXE
        • Drops file in Windows directory
        PID:3788
      • C:\Windows\SysWOW64\attrib.exe
        attrib +R +A +S +H c:\windows\web\printers
        3⤵
        • Sets file to hidden
        • Drops file in Windows directory
        • Views/modifies file attributes
        PID:4484
      • C:\Windows\SysWOW64\regedit.exe
        regedit /s c:\windows\web\printers\1.reg
        3⤵
        • Adds Run key to start application
        • Runs .reg file with regedit
        PID:4416
      • \??\c:\windows\web\printers\rar.exe
        "c:\windows\web\printers\Rar.exe" e -y -ping c:\windows\web\printers\zzz.rar c:\windows\dell\
        3⤵
        • Executes dropped EXE
        • Drops file in Windows directory
        PID:4496
      • \??\c:\windows\dell\lsess.exe
        c:\windows\dell\lsess.exe
        3⤵
        • Executes dropped EXE
        • Suspicious use of AdjustPrivilegeToken
        PID:1712
      • C:\Windows\SysWOW64\regedit.exe
        regedit /s c:\windows\web\printers\5.reg
        3⤵
        • Runs .reg file with regedit
        PID:3996
      • C:\Windows\SysWOW64\regedit.exe
        regedit /s c:\windows\web\printers\2.reg
        3⤵
        • Runs .reg file with regedit
        PID:2840
      • C:\Windows\SysWOW64\attrib.exe
        attrib -H -R d:\~1
        3⤵
        • Views/modifies file attributes
        PID:5072
      • C:\Windows\SysWOW64\attrib.exe
        attrib +H +R d:\setprter
        3⤵
        • Views/modifies file attributes
        PID:2188
      • C:\Windows\SysWOW64\attrib.exe
        attrib -H -R e:\~1
        3⤵
        • Views/modifies file attributes
        PID:4436
      • C:\Windows\SysWOW64\attrib.exe
        attrib +H +R e:\setprter
        3⤵
        • Views/modifies file attributes
        PID:4892
      • C:\Windows\SysWOW64\attrib.exe
        attrib -H -R f:\~1
        3⤵
        • Views/modifies file attributes
        PID:8
      • C:\Windows\SysWOW64\attrib.exe
        attrib +H +R f:\setprter
        3⤵
        • Views/modifies file attributes
        PID:920
      • C:\Windows\SysWOW64\attrib.exe
        attrib -H -R g:\~1
        3⤵
        • Views/modifies file attributes
        PID:4440
      • C:\Windows\SysWOW64\attrib.exe
        attrib +H +R g:\setprter
        3⤵
        • Views/modifies file attributes
        PID:4864
      • C:\Windows\SysWOW64\attrib.exe
        attrib -H -R h:\~1
        3⤵
        • Views/modifies file attributes
        PID:4856
      • C:\Windows\SysWOW64\attrib.exe
        attrib +H +R h:\setprter
        3⤵
        • Views/modifies file attributes
        PID:2072
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\11a.bat
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2196
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1 -n 3
        3⤵
        • Runs ping.exe
        PID:4588
      • C:\Windows\SysWOW64\attrib.exe
        attrib -S -H c:\ma.exe
        3⤵
        • Views/modifies file attributes
        PID:4908

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\11a.bat

    Filesize

    240B

    MD5

    1a9684b0cdbceae5e4434fbd91397b17

    SHA1

    fe71fb9dea1398da3b6563dad519e32672eed153

    SHA256

    d36c606fa22faeb752cec3528690c6bab9fd536b1a441520597251886c60cc9f

    SHA512

    7f7255e1825ed44fc579b660d35d0afcff4ec01910d59dcdb3636421afb28080d54cb11d39ac1c7374462e96beff69df973a835cbb589342c1eaea398376eab8

  • C:\Windows\Web\printers\rar.exe

    Filesize

    310KB

    MD5

    0a5680183c0089a64621e211917664d8

    SHA1

    8525d73c99e28413e97a094c99950e1806786246

    SHA256

    c7d6bfe9d26d1ecdd9f2e7f3f892a4d32030949937f86938edcb1995655c2814

    SHA512

    b843b8994c764c3761bef8d34eefb312c9d9567b3f4aadc38008caf42d0cdb82c33276203e4210adcc1e8c567268ebdf01a0a1e839694811932889ac971bb051

  • C:\Windows\dell\lsess.exe

    Filesize

    46.0MB

    MD5

    899ca2b54a11957975db2f3488931b29

    SHA1

    e5bb0ae61c8c43428e5e431ea929c0cc2b289bea

    SHA256

    842ed3c90d2ae70b684b8895632b3fc767025ad83106564a461c692fbf77920f

    SHA512

    80ca235dfd2f4a9f1159b871b449259414a23da6f7257118f77ff9d5512add7129d48a6ca50aa5e860e25969db4359d86d1a9e52ac94a297a5fd936513e1ba7c

  • \??\c:\Windows\Web\printers\1.reg

    Filesize

    45KB

    MD5

    4ad724ba8346d8556e6e884727c0523e

    SHA1

    b53e2ec83b5b8441667b980fe6a53d69987fca89

    SHA256

    48c52c0934097cdd0aea155be18a2006f2dd6884d623a51b00baf3e5de3e1412

    SHA512

    fde2fb90a19fa00d040ade516fef8ca5f4463aee1a8af2fc85f41c3e818365086ff12491c330c8598bf071270bdbd863bbcdb5a5dde3d2523fbd1f6182eb33f3

  • \??\c:\Windows\Web\printers\5.reg

    Filesize

    22KB

    MD5

    3619b2192d1e0d4907f7d4702b4aa9e1

    SHA1

    1bb317bea13bb457d9ec71294e5c07c93cc9b8e6

    SHA256

    7da095327a1e11369d67d4f15d7c2e84cce9fb5d4cbac42d9b70bf0976300893

    SHA512

    8f2d8420dc2e92a4df42eab89bb612b2562ff6d152c4a6f651c64371089506673bf9f02a37ff1c3ad53a9ae0fe51aa9c47dcdb7e01a319df51306d58a601b7ff

  • \??\c:\windows\dell\lsess.txt

    Filesize

    46.0MB

    MD5

    e3c1cea3611ee18e5a552572aca79afa

    SHA1

    ab192e6c373481e42be63c60f61635fbf73e6c87

    SHA256

    57d04fde12b8682361f61a731fc413fd1a6e8e30434fb89d4b4755d7783d2462

    SHA512

    50a9104168b76c9bd79f08f672f9156226ef33e1ba2ece677b06ba544159623f10032b7bae332505598daee5dad17a2bbfb7b1099d7f46ef38f7f0d655433778

  • \??\c:\windows\web\printers\125.bat

    Filesize

    1KB

    MD5

    1af018ff177dfbae562ac429cff786cb

    SHA1

    81f09865306d8c91d59bbec8a11ac874816f102c

    SHA256

    dda4aa27c7fd4b793bcadbd94c47dc997d66e293f910af3826de893b0381914a

    SHA512

    a76fba548576d2c99dac7e040bb140e29a68f55ee024174018345c4236e2a7ebda96d5ed1b66da85ae60d20485847e3cd38d34262be6c45475938f8d2182ab22

  • \??\c:\windows\web\printers\360s.txt

    Filesize

    33.7MB

    MD5

    d3c91ba79104275b8fc182c6e32a7cff

    SHA1

    094069eacd5d0fb117a40e310beb2b4aa4590420

    SHA256

    ceae80f544d3ec3ab1211773c601f1ca6eb8319a9e62960bb1fe98ddfbfe0553

    SHA512

    99cc0918b6029b35dd3a7fbcf8dd50b34c05364e7c4045c5dab7b206f510a95ac428a2fd59137ae1b0279d016f6d6bf0440ae8e5a063b1c32594c070b91a1241

  • \??\c:\windows\web\printers\usbhard.rar

    Filesize

    236KB

    MD5

    a0f784ad499c07a7b7c3a48fab5afd0b

    SHA1

    8194f876410f89d3e4cc9ad1f86c89d1138b0d6c

    SHA256

    89c23b96ac3837d3ee68ff0684f57e14cee8fc3ac3171d65c173ba6417411335

    SHA512

    a13b015ec263073ddd2aa5ad116f65f7ae38dc592d6fba9ab2fc3dc034c483d53077c83005b9214cecbf8201a5cd50baea33824136903c0604c5cf6ade2f39de

  • \??\c:\windows\web\printers\zzz.rar

    Filesize

    266KB

    MD5

    43f37b9978d9e49e49a0631ac0e6ce73

    SHA1

    1ee18c506fa9f66fbe0032aaf5474b3d402f2d81

    SHA256

    433126adae9cd4c985ce970704d4f581fb1c0a3531279c28a89c4f4a7559af3b

    SHA512

    ac93f47dd5281e3c8345a0062d02bdf55d7b70f49a21729d7f2cafa03cf2909261d6ab4ce2d2eebc2c971964fdccce5736702fc1aab640b76708d5baac1a8477

  • memory/1712-71-0x0000000000770000-0x0000000000771000-memory.dmp

    Filesize

    4KB

  • memory/1712-66-0x0000000000400000-0x00000000004B7000-memory.dmp

    Filesize

    732KB

  • memory/1712-67-0x0000000000750000-0x0000000000753000-memory.dmp

    Filesize

    12KB

  • memory/1712-74-0x0000000000400000-0x00000000004B7000-memory.dmp

    Filesize

    732KB

  • memory/1712-76-0x0000000000750000-0x0000000000753000-memory.dmp

    Filesize

    12KB

  • memory/1712-77-0x0000000000770000-0x0000000000771000-memory.dmp

    Filesize

    4KB

  • memory/1712-82-0x0000000000400000-0x00000000004B7000-memory.dmp

    Filesize

    732KB

  • memory/1720-70-0x0000000000400000-0x00000000004DE000-memory.dmp

    Filesize

    888KB

  • memory/1720-0-0x0000000000400000-0x00000000004DE000-memory.dmp

    Filesize

    888KB

  • memory/1720-1-0x00000000001C0000-0x00000000001C3000-memory.dmp

    Filesize

    12KB

  • memory/3788-49-0x0000000000400000-0x0000000000460000-memory.dmp

    Filesize

    384KB

  • memory/4496-59-0x0000000000400000-0x0000000000460000-memory.dmp

    Filesize

    384KB