Analysis

  • max time kernel
    150s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    12-01-2025 00:07

General

  • Target

    JaffaCakes118_02ff397594e9820ea25febed97b3452d.exe

  • Size

    667KB

  • MD5

    02ff397594e9820ea25febed97b3452d

  • SHA1

    2e9d52e342fc648f2af2c35adf197d946f26c7c3

  • SHA256

    1cb611c1a4374b8b976f81b8dd265451711e025fbf1e7c3455aa275c8943ba36

  • SHA512

    ef15e9d0fa6836185ca9f24117d8f9bda292ee1557ec09a2d86a7983db59c8f2342fa40eb30cb2c3aa299df50a733af45c6b25be2220bd1b36b1a7aa6de00a53

  • SSDEEP

    12288:WbMqmzEEb4E9F/ATyGv4XKGQi2lJLm1Giizl6oAlpxElrW1A:WIhEEb4Ev/ATEXKGVnGTzpA1Ec1A

Malware Config

Signatures

  • Cycbot

    Cycbot is a backdoor and trojan written in C++..

  • Cycbot family
  • Detects Cycbot payload 6 IoCs

    Cycbot is a backdoor and trojan written in C++.

  • ModiLoader, DBatLoader

    ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.

  • Modifies security service 2 TTPs 1 IoCs
  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Modiloader family
  • ModiLoader Second Stage 7 IoCs
  • Boot or Logon Autostart Execution: Active Setup 2 TTPs 1 IoCs

    Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

  • Disables taskbar notifications via registry modification
  • Deletes itself 1 IoCs
  • Executes dropped EXE 8 IoCs
  • Loads dropped DLL 10 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 53 IoCs
  • Maps connected drives based on registry 3 TTPs 2 IoCs

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

  • Enumerates processes with tasklist 1 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • UPX packed file 20 IoCs

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

  • Drops file in Program Files directory 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 13 IoCs

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

  • Modifies registry class 5 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 17 IoCs
  • Suspicious use of FindShellTrayWindow 28 IoCs
  • Suspicious use of SendNotifyMessage 22 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 60 IoCs
  • System policy modification 1 TTPs 2 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_02ff397594e9820ea25febed97b3452d.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_02ff397594e9820ea25febed97b3452d.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2824
    • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_02ff397594e9820ea25febed97b3452d.exe
      JaffaCakes118_02ff397594e9820ea25febed97b3452d.exe
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2904
      • C:\Users\Admin\DV245F.exe
        C:\Users\Admin\DV245F.exe
        3⤵
        • Modifies visiblity of hidden/system files in Explorer
        • Executes dropped EXE
        • Loads dropped DLL
        • Adds Run key to start application
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2644
        • C:\Users\Admin\beugeey.exe
          "C:\Users\Admin\beugeey.exe"
          4⤵
          • Modifies visiblity of hidden/system files in Explorer
          • Executes dropped EXE
          • Adds Run key to start application
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of SetWindowsHookEx
          PID:2620
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\System32\cmd.exe" /c tasklist&&del DV245F.exe
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2440
          • C:\Windows\SysWOW64\tasklist.exe
            tasklist
            5⤵
            • Enumerates processes with tasklist
            • System Location Discovery: System Language Discovery
            • Suspicious use of AdjustPrivilegeToken
            PID:2780
      • C:\Users\Admin\aohost.exe
        C:\Users\Admin\aohost.exe
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1308
        • C:\Users\Admin\aohost.exe
          aohost.exe
          4⤵
          • Executes dropped EXE
          • Maps connected drives based on registry
          • Suspicious behavior: EnumeratesProcesses
          PID:1736
      • C:\Users\Admin\bohost.exe
        C:\Users\Admin\bohost.exe
        3⤵
        • Modifies security service
        • Executes dropped EXE
        • Adds Run key to start application
        • Drops file in Program Files directory
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        • System policy modification
        PID:2084
        • C:\Users\Admin\bohost.exe
          C:\Users\Admin\bohost.exe startC:\Users\Admin\AppData\Roaming\31B1B\AFE07.exe%C:\Users\Admin\AppData\Roaming\31B1B
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          PID:1840
        • C:\Users\Admin\bohost.exe
          C:\Users\Admin\bohost.exe startC:\Program Files (x86)\1B81D\lvvm.exe%C:\Program Files (x86)\1B81D
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          PID:2304
      • C:\Users\Admin\dohost.exe
        C:\Users\Admin\dohost.exe
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        PID:2920
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /c tasklist&&del JaffaCakes118_02ff397594e9820ea25febed97b3452d.exe
        3⤵
        • Deletes itself
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:284
        • C:\Windows\SysWOW64\tasklist.exe
          tasklist
          4⤵
          • Enumerates processes with tasklist
          • System Location Discovery: System Language Discovery
          • Suspicious use of AdjustPrivilegeToken
          PID:2724
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:2080
  • C:\Windows\explorer.exe
    explorer.exe
    1⤵
    • Boot or Logon Autostart Execution: Active Setup
    • Modifies registry class
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    PID:2676

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\31B1B\B81D.1B1

    Filesize

    600B

    MD5

    e98bd9421b2e85dfce97fe6283b02092

    SHA1

    24614592e268b08860c161fe3f253ea9c6e0b0ba

    SHA256

    0852b5a31a268e0049474b4b89780650cc30d948642417ca3930361268a58b9d

    SHA512

    a7120c9b9c3765d149d544f17c499c06e4861023b223860c362a075ba2c7c4eb0c0bb1864923dd2121bd5eb46b1d19b9b23e03ba52cf90e12fd624498ad87380

  • C:\Users\Admin\AppData\Roaming\31B1B\B81D.1B1

    Filesize

    996B

    MD5

    257846875930fec0b4741151b8531eff

    SHA1

    9cb74c8e38a1af67f9e36fc7594fb8b10a407c90

    SHA256

    37e24af1e2cdcde4a250abda775ef50120e5b7fed41cd3913aeb9aaca1ad5ac8

    SHA512

    da17911a353d9d7b7f84be06527b21d82a7f1e655051ca5d4268cc3ad325256fa50b68fb9f76c723e2f2157464194e70b2a75c2e5bd0d971e11f86e498c89071

  • C:\Users\Admin\AppData\Roaming\31B1B\B81D.1B1

    Filesize

    1KB

    MD5

    a4590c452e95176a08fa49d7ddb68f40

    SHA1

    88c9062be79fb573b1b13db8496adfd46313f195

    SHA256

    6c5b394d4d4f1cbce2886022ef63877911edc28dd2142615e542ba6e56615681

    SHA512

    a12566d876eb42b7db1e2aba131bc2dc77e71939e53c35fd6c357e568a5b7f6c711225cf72255089bdedc02afd9b4b148834e0c15ca28b88b84e1a6e72cc5173

  • \Users\Admin\DV245F.exe

    Filesize

    216KB

    MD5

    00b1af88e176b5fdb1b82a38cfdce35b

    SHA1

    c0f77262df92698911e0ac2f7774e93fc6b06280

    SHA256

    50f026d57fea9c00d49629484442ea59cccc0053d7db73168d68544a3bbf6f59

    SHA512

    9e55e7c440af901f9c6d0cdae619f6e964b9b75c9351c76ea64362ff161c150b12a1caabb3d2eb63353a59ae70e7159ca6b3793ed0cc11994766846ac316107f

  • \Users\Admin\aohost.exe

    Filesize

    152KB

    MD5

    4401958b004eb197d4f0c0aaccee9a18

    SHA1

    50e600f7c5c918145c5a270b472b114faa72a971

    SHA256

    4c477ed134bc76fa7b912f1aad5e59d4f56f993baa16646e25fec2fdeed3bd8b

    SHA512

    f0548bdaafce2cde2f9d3bd1c26ed3c8e9321ef6d706bd372e18886d834828e5bb54ae44f19764e94574ceb4a1a2a99bdd8476e174b05114fcac9a6d4a2d58e6

  • \Users\Admin\beugeey.exe

    Filesize

    216KB

    MD5

    ed55670613165856bbc87780cd037378

    SHA1

    d5f3af627d87d25627afd1a83b9bd173f57cc7bd

    SHA256

    52b9f5a2eeb1ef091779e1c83fe2d57a5f817efeb452a2a269d4c3b8827b8930

    SHA512

    95d2c52124f3addb1ed06c58fc0910ae5939b0f15cb489c1b9b1ce66b813a3b1e45cfc0c3102340d718960c2d374fd1ee694af624df0ae2616a34680109c66a8

  • \Users\Admin\bohost.exe

    Filesize

    173KB

    MD5

    0578a41258df62b7b4320ceaafedde53

    SHA1

    50e7c0b00f8f1e5355423893f10ae8ee844d70f4

    SHA256

    18941e3030ef70437a5330e4689ec262f887f6f6f1da1cd66c0cbae2a76e75bf

    SHA512

    5870a73798bad1f92b4d79f20bf618112ec8917574f6b25ab968c47afff419a829eef57b0282fb4c53e6e636436c8cf52a01426c46bdd4a0ea948d371f0feb09

  • \Users\Admin\dohost.exe

    Filesize

    24KB

    MD5

    d7390e209a42ea46d9cbfc5177b8324e

    SHA1

    eff57330de49be19d2514dd08e614afc97b061d2

    SHA256

    d2d49c37bdf2313756897245c3050494b39e824af448450eca1c0e83cf95b1e5

    SHA512

    de0eb11dd20cd9d74f47b138fb4189a299a57173fe2635150045b01629354f35b26e0575acd25501403af0db238a123b2e5a79582b47aee1d6e786f5eec1929d

  • memory/1308-64-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/1736-56-0x0000000000400000-0x0000000000427000-memory.dmp

    Filesize

    156KB

  • memory/1736-54-0x0000000000400000-0x0000000000427000-memory.dmp

    Filesize

    156KB

  • memory/1736-65-0x0000000000400000-0x0000000000427000-memory.dmp

    Filesize

    156KB

  • memory/1736-60-0x0000000000400000-0x0000000000427000-memory.dmp

    Filesize

    156KB

  • memory/1736-52-0x0000000000400000-0x0000000000427000-memory.dmp

    Filesize

    156KB

  • memory/1736-67-0x0000000000400000-0x0000000000427000-memory.dmp

    Filesize

    156KB

  • memory/1736-66-0x0000000000400000-0x0000000000427000-memory.dmp

    Filesize

    156KB

  • memory/1840-101-0x0000000000400000-0x0000000000452000-memory.dmp

    Filesize

    328KB

  • memory/2084-103-0x0000000000400000-0x0000000000452000-memory.dmp

    Filesize

    328KB

  • memory/2084-274-0x0000000000400000-0x0000000000452000-memory.dmp

    Filesize

    328KB

  • memory/2084-267-0x0000000000400000-0x0000000000452000-memory.dmp

    Filesize

    328KB

  • memory/2084-163-0x0000000000400000-0x0000000000452000-memory.dmp

    Filesize

    328KB

  • memory/2304-161-0x0000000000400000-0x0000000000452000-memory.dmp

    Filesize

    328KB

  • memory/2644-43-0x0000000003930000-0x00000000043EA000-memory.dmp

    Filesize

    10.7MB

  • memory/2824-9-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/2904-6-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2904-0-0x0000000000400000-0x00000000004CF000-memory.dmp

    Filesize

    828KB

  • memory/2904-12-0x0000000000400000-0x00000000004CF000-memory.dmp

    Filesize

    828KB

  • memory/2904-79-0x0000000000400000-0x00000000004CF000-memory.dmp

    Filesize

    828KB

  • memory/2904-5-0x0000000000400000-0x00000000004CF000-memory.dmp

    Filesize

    828KB

  • memory/2904-14-0x0000000000400000-0x00000000004CF000-memory.dmp

    Filesize

    828KB

  • memory/2904-11-0x0000000000400000-0x00000000004CF000-memory.dmp

    Filesize

    828KB

  • memory/2904-3-0x0000000000400000-0x00000000004CF000-memory.dmp

    Filesize

    828KB

  • memory/2904-271-0x0000000000400000-0x00000000004CF000-memory.dmp

    Filesize

    828KB

  • memory/2904-2-0x0000000000400000-0x00000000004CF000-memory.dmp

    Filesize

    828KB