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Analysis

  • max time kernel
    66s
  • max time network
    16s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    29/08/2024, 04:39

General

  • Target

    c83be3f6144b525a4364986128a0c60b_JaffaCakes118.exe

  • Size

    915KB

  • MD5

    c83be3f6144b525a4364986128a0c60b

  • SHA1

    de807cb5a296f8430e32140c164e2bce9bd6d780

  • SHA256

    49ae50caaf68f37681985f2c84e53a37f51cddc4a5f6ebb48164c32e54b8a89c

  • SHA512

    6413c61183a17a3075b0e6e110c40256d6b28fec97cadd0f36d61891a7980142fc5a9f836954ab9e34ceded219a3f6124448afc35fdfcd5d25d9b46568714ee2

  • SSDEEP

    24576:wuT+75oFgIGMjhlINPHsTHUges8MzQ6ub+hBXF0ILB/:wVUgI9hyNPHsT0geozdBXKILp

Malware Config

Signatures

  • Ardamax

    A keylogger first seen in 2013.

  • Ardamax main executable 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 7 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Indicator Removal: File Deletion 1 TTPs

    Adversaries may delete files left behind by the actions of their intrusion activity.

  • Drops file in System32 directory 7 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

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

  • Modifies registry class 43 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 5 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c83be3f6144b525a4364986128a0c60b_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\c83be3f6144b525a4364986128a0c60b_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1736
    • C:\Windows\SysWOW64\28463\EXAD.exe
      "C:\Windows\system32\28463\EXAD.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Adds Run key to start application
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2428
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\system32\cmd.exe" /c del C:\Windows\SysWOW64\28463\EXAD.exe > nul
        3⤵
        • System Location Discovery: System Language Discovery
        PID:3044
  • C:\Windows\SysWOW64\DllHost.exe
    C:\Windows\SysWOW64\DllHost.exe /Processid:{76D0CB12-7604-4048-B83C-1005C7DDC503}
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of FindShellTrayWindow
    PID:2988

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\Imagem 035.jpg

    Filesize

    102KB

    MD5

    671c8368b28313d606f676607074667d

    SHA1

    8b8fefc30f24c35f465fe43791b6fb23bfdeae48

    SHA256

    9b18fae7b21c42cba2dcc2a528032699c0c29d1fac528472ed7112f060591a7e

    SHA512

    8ae2311c41e9ddacbd9ae71949c9ae39764ab5e967529b0cadf74151059b87fdb946a63db7018c2ca682d8269e66713b5d7227f25464177abe92fdbc838e5f90

  • C:\Windows\SysWOW64\28463\AKV.exe

    Filesize

    457KB

    MD5

    f34b87951e1a931e01df1bc9f1b98207

    SHA1

    f3cc94e72bf7e9bf2afa7d8dbfef0ca2087358a1

    SHA256

    e6cf7cdc5895da8a65f8c4a1a1d0d0583218a1c28f66d25dc56fa67f9c34ed5b

    SHA512

    c2438d88489b9ed7c6c875ecde07411a488eac9115358c73f72d7029874f75803ebead03a41692a900648fb2b2be63b7c8b4e3a71984261185b6d5d6d7201641

  • C:\Windows\SysWOW64\28463\EXAD.001

    Filesize

    440B

    MD5

    d36f59acdd02d2455c013272cf5750ad

    SHA1

    4a4e6c5aeffc594140691d53bc5daf6c5fd56a0f

    SHA256

    a2bf527b859b1ec072984d2fec28c6d63baa7723f437eeb562d3610d3b7b38f3

    SHA512

    d8effb46e9a72d136dd020dbf73fa1d4db6677fcb41f97f0c06d504fff471f12277efaa50bb4c90ed99f2e3544a52124c9b60a805ba4af851ad04a3931be15da

  • C:\Windows\SysWOW64\28463\EXAD.006

    Filesize

    8KB

    MD5

    98d22fb2035a26a6b9b7decc0c0ff2fa

    SHA1

    43a75cf59fc2f8b59b1d962b4e685249eef816d5

    SHA256

    fd5c03fd9ea47c1e820d19bd307ad7c4e53f4b65d288cb675b05cbe76c9b5c25

    SHA512

    3cb7f765d6f4d1dc08a0087086f3fe243bd8ff9e699607cf1e4177892576665c0c799307751cba16fd3f1482e5abb884090024431be2ce86d4080f1d1134d91f

  • C:\Windows\SysWOW64\28463\EXAD.007

    Filesize

    5KB

    MD5

    15eb312db4b3e208b67082653acb8a02

    SHA1

    b0926b1e1733baa3d7f18d3806916f92704fccff

    SHA256

    72347b6d619bc7204a155486e4d09a62a4a494c35a8121349bfe2fecd5af99a8

    SHA512

    7e8d451bc9d1e83615db15d6cdf68230cdd333fa38362979f0408dc80bf680859a2bc3fc09c494805731317b0f136c3227226092f1bcc31c2c80cb73071aa443

  • C:\Windows\SysWOW64\28463\key.bin

    Filesize

    105B

    MD5

    27c90d4d9b049f4cd00f32ed1d2e5baf

    SHA1

    338a3ea8f1e929d8916ece9b6e91e697eb562550

    SHA256

    172d6f21165fb3ca925e5b000451fd8946920206f7438018c28b158b90cf5ffb

    SHA512

    d73dadb3cf74c647ce5bad5b87d3fb42a212defcba8afb8cf962020b61a0369c0a2b1005797583daf1f1ae88b29b7288bc544a53d643f3519cf604aa0ffd6dae

  • \Users\Admin\AppData\Local\Temp\@B838.tmp

    Filesize

    4KB

    MD5

    36400e746829504282eb26b364826aa9

    SHA1

    d39ea9da98be0c331fd71002645f4f40664288a2

    SHA256

    c7ab756437211f6e0e3dcd7482bc67cb910e504345902049eb8abe34a656deb0

    SHA512

    5fe8fae2f5fcbd42c72cc8f6dd70aeec0afd94af5cfd905441630755790dc6ed346823ee009c21537b9cdb3b7b7a39eeed933606726ffd891dae47b60465f640

  • \Windows\SysWOW64\28463\EXAD.exe

    Filesize

    651KB

    MD5

    b181beaba4204ac3ce7bc8e6f0b74312

    SHA1

    4ab13763d2ecdf0968f15a39302aab2b1f0ab462

    SHA256

    f36bad234fd1599dd1398d20bc57499314fe96d5de20074536067b2d3c2b4f2d

    SHA512

    d1aaa2fd25e53986c8ea8213a8a02515927c9e9aa3e4d8077a138a29ba32c807ec81473b672a22ffb6ba26126ccd7e1d310e057ef964d3b21b1672a67af5fd7b

  • memory/1736-40-0x0000000002E20000-0x0000000002E22000-memory.dmp

    Filesize

    8KB

  • memory/1736-15-0x0000000002A20000-0x0000000002B00000-memory.dmp

    Filesize

    896KB

  • memory/2428-27-0x00000000030B0000-0x00000000030B3000-memory.dmp

    Filesize

    12KB

  • memory/2428-26-0x00000000030C0000-0x00000000030C1000-memory.dmp

    Filesize

    4KB

  • memory/2428-23-0x0000000000570000-0x0000000000571000-memory.dmp

    Filesize

    4KB

  • memory/2428-22-0x0000000000550000-0x0000000000551000-memory.dmp

    Filesize

    4KB

  • memory/2428-21-0x0000000000560000-0x0000000000561000-memory.dmp

    Filesize

    4KB

  • memory/2428-20-0x0000000000510000-0x0000000000511000-memory.dmp

    Filesize

    4KB

  • memory/2428-32-0x00000000030D0000-0x00000000030D1000-memory.dmp

    Filesize

    4KB

  • memory/2428-33-0x0000000003110000-0x0000000003111000-memory.dmp

    Filesize

    4KB

  • memory/2428-31-0x0000000000250000-0x0000000000251000-memory.dmp

    Filesize

    4KB

  • memory/2428-30-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/2428-25-0x00000000004F0000-0x00000000004F1000-memory.dmp

    Filesize

    4KB

  • memory/2428-24-0x0000000000530000-0x0000000000531000-memory.dmp

    Filesize

    4KB

  • memory/2428-28-0x0000000003100000-0x0000000003101000-memory.dmp

    Filesize

    4KB

  • memory/2428-29-0x0000000003120000-0x0000000003121000-memory.dmp

    Filesize

    4KB

  • memory/2428-17-0x0000000000400000-0x00000000004E0000-memory.dmp

    Filesize

    896KB

  • memory/2428-58-0x0000000000400000-0x00000000004E0000-memory.dmp

    Filesize

    896KB

  • memory/2428-18-0x0000000000390000-0x00000000003EA000-memory.dmp

    Filesize

    360KB

  • memory/2428-49-0x0000000000400000-0x00000000004E0000-memory.dmp

    Filesize

    896KB

  • memory/2428-50-0x0000000000390000-0x00000000003EA000-memory.dmp

    Filesize

    360KB

  • memory/2428-51-0x0000000003100000-0x0000000003101000-memory.dmp

    Filesize

    4KB

  • memory/2428-55-0x0000000000400000-0x00000000004E0000-memory.dmp

    Filesize

    896KB

  • memory/2428-59-0x0000000000390000-0x00000000003EA000-memory.dmp

    Filesize

    360KB

  • memory/2988-41-0x00000000001B0000-0x00000000001B2000-memory.dmp

    Filesize

    8KB