Analysis

  • max time kernel
    120s
  • max time network
    126s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    26-05-2024 14:12

General

  • Target

    75bf3bb6bbfcecacec371c5c954dd5b0_JaffaCakes118.exe

  • Size

    7.5MB

  • MD5

    75bf3bb6bbfcecacec371c5c954dd5b0

  • SHA1

    f6ad6bd9fabb5036b58a52d64eaf71e7c6b2d30d

  • SHA256

    958a147413f8ef9831b35ac364ca6f52b722848873701a7e9354584806d5b870

  • SHA512

    a2d517882ba4875f501a5dc8ee0e6fe116c8c77b9fecd697cee6271d226ae214146630ba187c66fcfdf2f5563645e0f4d971b9fb8e2efa3bf5a0d4db4ec2a15d

  • SSDEEP

    196608:cCK6hIdB4LC4BgRexpA4O1Xq7pZIBVIAg26FsluEMC/WpsvkCesIGe:XTo4m4iwg/qfDLKEC/WSvkCeHF

Malware Config

Extracted

Family

azorult

C2

http://softopia.icu/aaa/index.php

Signatures

  • Azorult

    An information stealer that was first discovered in 2016, targeting browsing history and passwords.

  • Executes dropped EXE 7 IoCs
  • Loads dropped DLL 33 IoCs
  • Registers COM server for autorun 1 TTPs 2 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.

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Drops file in Program Files directory 24 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies registry class 52 IoCs
  • Script User-Agent 1 IoCs

    Uses user-agent string associated with script host/environment.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 37 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\75bf3bb6bbfcecacec371c5c954dd5b0_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\75bf3bb6bbfcecacec371c5c954dd5b0_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2656
    • C:\Users\Admin\AppData\Local\Temp\cexplorer.exe
      "C:\Users\Admin\AppData\Local\Temp\cexplorer.exe" /VERYSILENT /SUPPRESSMSGBOXES /NORESTART /SP-
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:2648
      • C:\Users\Admin\AppData\Local\Temp\is-4EP9M.tmp\cexplorer.tmp
        "C:\Users\Admin\AppData\Local\Temp\is-4EP9M.tmp\cexplorer.tmp" /SL5="$701EE,6397385,121344,C:\Users\Admin\AppData\Local\Temp\cexplorer.exe" /VERYSILENT /SUPPRESSMSGBOXES /NORESTART /SP-
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Drops file in Program Files directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of WriteProcessMemory
        PID:2620
        • C:\Program Files (x86)\Chameleon Explorer\ChameleonExplorer.exe
          "C:\Program Files (x86)\Chameleon Explorer\ChameleonExplorer.exe" /trialregister
          4⤵
          • Executes dropped EXE
          • Modifies registry class
          PID:1084
        • C:\Program Files (x86)\Chameleon Explorer\ChameleonExplorer.exe
          "C:\Program Files (x86)\Chameleon Explorer\ChameleonExplorer.exe" /replaceexplorer
          4⤵
          • Executes dropped EXE
          • Registers COM server for autorun
          • Adds Run key to start application
          • Modifies registry class
          PID:944
        • C:\Program Files (x86)\Chameleon Explorer\ChameleonFolder.exe
          "C:\Program Files (x86)\Chameleon Explorer\ChameleonFolder.exe" /update
          4⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Checks whether UAC is enabled
          • Drops file in Program Files directory
          PID:2784
        • C:\Program Files (x86)\Chameleon Explorer\ChameleonExplorer.exe
          "C:\Program Files (x86)\Chameleon Explorer\ChameleonExplorer.exe" /update
          4⤵
          • Executes dropped EXE
          • Drops file in Program Files directory
          PID:1180
    • C:\Users\Admin\AppData\Local\Temp\update.exe
      "C:\Users\Admin\AppData\Local\Temp\update.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      PID:2740

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Program Files (x86)\Chameleon Explorer\ChameleonFolder64.exe

    Filesize

    143KB

    MD5

    246aaa95abddfd76f9166a2daa9f2d73

    SHA1

    0467fa8567b71f6e3a54d152d9ea77121c627798

    SHA256

    3f6880605a97ffb9b14cd97419a40cb2ea6cefd616e417fe538031d633fb93b9

    SHA512

    fe2042e9ce22be3e6e6fe1b324290aedbc155c55c0ede63ccf44a0eea10ce9f626c7553c40b24d917e5a4a8fb70513b33d698f7def5091a50831fa0529e8e669

  • C:\Program Files (x86)\Chameleon Explorer\ExplorerHelper32.dll_new

    Filesize

    786KB

    MD5

    dd5ce4d765edd75eba6f311e6e0ea10a

    SHA1

    9ea7f6516e5ad0755b74463d427055f63ed1a664

    SHA256

    64b7f8f70a7b037d10da72eaa769078b7e4d1ac8964c5eae5515d373e816ed6d

    SHA512

    d2782310df7cc533cc9ffaf5c1903d5bc6a500c3bbe48148c1339fb5de19c835e4a8c765da1b80b3744ea231353f76f22ba4e04c78a3d950d7ee291d6eab2216

  • C:\Program Files (x86)\Chameleon Explorer\ExplorerHelper64.dll_new

    Filesize

    1.2MB

    MD5

    de5f74ef4e17b2dc8ad69a3e9b8d22c7

    SHA1

    42df8fedc56761041bce47b84bd4e68ee75448d2

    SHA256

    b89a6a57b48be10103825440d2157f2c4a56e4c6b79ad13f729429cd5393bf32

    SHA512

    515e9b498d8cd9bb03f8d9758e891d073627dfd6fb0b931650a47d6e53722aa6e1cc3caff8c0e64f4721ad2abef7a81ef4e7b49952d3c8fc325deb5bba6b3314

  • C:\Program Files (x86)\Chameleon Explorer\Folder.dll_new

    Filesize

    750KB

    MD5

    fb76f4f533203e40ce30612a47171f94

    SHA1

    304ba296c77a93ddb033d52578fcc147397db981

    SHA256

    3de05f18ffe9fda589a45ea539a464e58a30f70d59d71444b018064cf831c4a6

    SHA512

    a416a6d6efbbd69209e1867f12b9d1d11b21160f6dfe07c510b43112c22c317f805c67dd9402744a6c7e1541f6b3a061c49942fe28fa70f74aea670ba9c71995

  • C:\Program Files (x86)\Chameleon Explorer\Folder64.dll_new

    Filesize

    1.2MB

    MD5

    96f92c8368c1e922692f399db96da1eb

    SHA1

    1a91d68f04256ef3bc1022beb616ba65271bd914

    SHA256

    161408b86eed7c4d9a5882aa00df3f8765ed28fa4fd9aab2c9b3dceadbd527f9

    SHA512

    b3d3fb2d78fe2df864f0e07a8bc1610ee9d65251957e0495a34c1631895293590e0fca965ec9deb160f48a4e09a2feabd3bff6fb9a0c22888a941e308de39d14

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

    Filesize

    6.5MB

    MD5

    b2e5a8fe3ca4f0cd681b5662f972ea5f

    SHA1

    b7dbcfaee55ecbf0158431d85dabdd479ab449c7

    SHA256

    e71c48c03b8cfd37bf17e62460733a4bfe9c484e947fd9db291f65405a2ba9e8

    SHA512

    40b7140f5c182cd51cee142a2575bd70dc9bde311ad3952119fb9769b5ceeb467695aa5a66fc90520712d9a39458930efb965496d6443665b7597cfd66247aaf

  • \Program Files (x86)\Chameleon Explorer\ChameleonExplorer.exe

    Filesize

    14.4MB

    MD5

    92a3d0847fc622b31f2d0c273a676c0e

    SHA1

    e642d694367cc98a8863d87fec82e4cf940eb48a

    SHA256

    9a9923c08d3fc5937b6ed189e20cf416482a079bc0c898c4ed75329e0ee3ae89

    SHA512

    01d13fd9a0dd52bc2e3f17af7a999682201c99ecf7218bca254a4944a483fd1dec2a3e6d59def501a024ad760b849787902ecb55bd33d23fa9651c0a7689cd1c

  • \Program Files (x86)\Chameleon Explorer\ChameleonFolder.exe

    Filesize

    4.4MB

    MD5

    5b0ae3fac33c08145dca4a9c272ebc34

    SHA1

    940f504d835fc254602953495320bb92456177b9

    SHA256

    137723bdd388f6e5a50b7942eff02f4cc70e6b86d8650a41f9e8956ea1e4de3b

    SHA512

    015ffc133ad3a6937222bbc057f68b60abfe22b900b5e7c4e6ca3ec7dc6b09abaf54b595f00fa9212f370da8531af1ac5fc52b39953e1f685e81c66d1ec61f8a

  • \Users\Admin\AppData\Local\Temp\is-4EP9M.tmp\cexplorer.tmp

    Filesize

    1.1MB

    MD5

    729bc0108bcd7ec083dfa83d7a4577f2

    SHA1

    0b4efa5e1764b4ce3e3ae601c8655c7bb854a973

    SHA256

    b1c68b1582ebb5f465512a0b834ccac095460b29136b6c7eea0475612bf16b49

    SHA512

    49c83533ce88d346651d59d855cff18190328795401c1277f4e3d32ff34f207d2c35f026785aa6c4a85624d88bf8c927654907faf50db1d57447730d9d6ac44c

  • \Users\Admin\AppData\Local\Temp\update.exe

    Filesize

    204KB

    MD5

    cb82986c5b933d131c2c998e73fcbc58

    SHA1

    04d98c8934f5bb032e6e01ca341c9ab94008d7aa

    SHA256

    0b7a6601a66805fc46af3345872a74afb5f7adec7b8ee60d9a3404863077e98b

    SHA512

    96020284feb75128da230df74109efa85d668af6357b148a0e3336c6403c60821ba5b29270f2be19e577f154357c9d85436ae728fcc119f213ef13bca807861c

  • memory/944-119-0x0000000000400000-0x0000000001438000-memory.dmp

    Filesize

    16.2MB

  • memory/1084-113-0x0000000000400000-0x0000000001438000-memory.dmp

    Filesize

    16.2MB

  • memory/1084-114-0x0000000140000000-0x00000001405E8000-memory.dmp

    Filesize

    5.9MB

  • memory/1084-112-0x0000000140000000-0x00000001405E8000-memory.dmp

    Filesize

    5.9MB

  • memory/1084-93-0x0000000140000000-0x00000001405E8000-memory.dmp

    Filesize

    5.9MB

  • memory/1084-92-0x0000000140000000-0x00000001405E8000-memory.dmp

    Filesize

    5.9MB

  • memory/1180-166-0x0000000140000000-0x00000001405E8000-memory.dmp

    Filesize

    5.9MB

  • memory/1180-179-0x0000000000400000-0x0000000001438000-memory.dmp

    Filesize

    16.2MB

  • memory/2620-33-0x0000000000400000-0x000000000052D000-memory.dmp

    Filesize

    1.2MB

  • memory/2620-164-0x0000000000400000-0x000000000052D000-memory.dmp

    Filesize

    1.2MB

  • memory/2620-183-0x0000000000400000-0x000000000052D000-memory.dmp

    Filesize

    1.2MB

  • memory/2648-163-0x0000000000400000-0x0000000000428000-memory.dmp

    Filesize

    160KB

  • memory/2648-24-0x0000000000400000-0x0000000000428000-memory.dmp

    Filesize

    160KB

  • memory/2648-27-0x0000000000401000-0x0000000000412000-memory.dmp

    Filesize

    68KB

  • memory/2648-184-0x0000000000400000-0x0000000000428000-memory.dmp

    Filesize

    160KB

  • memory/2740-91-0x0000000000400000-0x0000000000439000-memory.dmp

    Filesize

    228KB

  • memory/2784-162-0x0000000000400000-0x0000000000A39000-memory.dmp

    Filesize

    6.2MB