Analysis

  • max time kernel
    92s
  • max time network
    123s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02-10-2024 01:37

General

  • Target

    0848252cc7f82c5620536d58b5a7128d_JaffaCakes118.exe

  • Size

    277KB

  • MD5

    0848252cc7f82c5620536d58b5a7128d

  • SHA1

    212df80e3594c83f68c0fdacf131d73f47d8fb0d

  • SHA256

    45994262d76d4923bfe89cfaf01d0657b53fc679ab7b69b2ee5d4f0025c3c6a2

  • SHA512

    fcf6790e32a0f0507e7a8c9e4de99f61a1f1c79fb2a78528dce3c27b2ce3ecbbe2965c3e26ee6ce560787dac9bacc65b5bf744e2a108eb7dacf58c63618af625

  • SSDEEP

    6144:UsaocyLCa3f8kSuns+VRQbF0c9qGrvrXx51McZytvx7DDeDBVl:UtobD3uYLYFLtvhCfefl

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 2 IoCs
  • Loads dropped DLL 1 IoCs
  • Drops desktop.ini file(s) 2 IoCs
  • Drops file in Windows 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 3 IoCs

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

  • Modifies system certificate store 2 TTPs 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0848252cc7f82c5620536d58b5a7128d_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\0848252cc7f82c5620536d58b5a7128d_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4764
    • C:\Users\Admin\AppData\Local\Temp\nsv6F17.tmp\i5.exe
      C:\Users\Admin\AppData\Local\Temp\nsv6F17.tmp\i5.exe 4e9422ac-75a8-4a0f-9b5b-46785bc06f2f.exe /t /dT131961526S /e5809461 /u4e9422ac-75a8-4a0f-9b5b-46785bc06f2f
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • Drops desktop.ini file(s)
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Modifies system certificate store
      • Suspicious use of WriteProcessMemory
      PID:4520
      • C:\Users\Admin\AppData\Local\Temp\nsv6F17.tmp\4e9422ac-75a8-4a0f-9b5b-46785bc06f2f.exe
        "C:\Users\Admin\AppData\Local\Temp\nsv6F17.tmp\4e9422ac-75a8-4a0f-9b5b-46785bc06f2f.exe" /t /dT131961526S /e5809461 /u4e9422ac-75a8-4a0f-9b5b-46785bc06f2f
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:1508

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\12236C41CDDF9E40BA5606CDF086B821

    Filesize

    76KB

    MD5

    a8169489b1610979e8deeb5aec40d804

    SHA1

    7e224f489171e6ae4bcef745557f42af320973b2

    SHA256

    92b7fbdc72f3dab9a153d17a291a7e2f8500f71930136307af8277c208203ca7

    SHA512

    8cd3857df727cc7daa35f05dbd8c2b4e7c5086977dea972cdc9d8d36f381b52be9b6411a688019cc00eeadad56b7ca0518573be864ae9dd00e289d461dae9bc4

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\8EDCF682921FE94F4A02A43CD1A28E6B

    Filesize

    604B

    MD5

    3a0e39c53630ecfc2720aee27fe32557

    SHA1

    ce9b2fbd4efce495b07ac98b4cb54b12dd3cf3c0

    SHA256

    18da8779683e3e688ac75a896d738eb4e958763e153e56cb06432bafd3d6ef38

    SHA512

    3598a8fa245b68d4ea236355c00c80710105704efb08e889edea0afd79e079224083c0d034e6b2454189bb8057ea9037ae48e0791bc5b6c54a4af90541fda166

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\955CAB6FF6A24D5820D50B5BA1CF79C7_AD9E7615297A3A83320AACE5801A04F9

    Filesize

    5B

    MD5

    5bfa51f3a417b98e7443eca90fc94703

    SHA1

    8c015d80b8a23f780bdd215dc842b0f5551f63bd

    SHA256

    bebe2853a3485d1c2e5c5be4249183e0ddaff9f87de71652371700a89d937128

    SHA512

    4cd03686254bb28754cbaa635ae1264723e2be80ce1dd0f78d1ab7aee72232f5b285f79e488e9c5c49ff343015bd07bb8433d6cee08ae3cea8c317303e3ac399

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\12236C41CDDF9E40BA5606CDF086B821

    Filesize

    202B

    MD5

    003faad678c0d878d3464d29cca4205f

    SHA1

    e37b8560aaafb4fa8892a6b6fa180f973001d966

    SHA256

    91f231bc3f3fe2366625f235594ca63f72c65f2df3496280283dc955a2d5162c

    SHA512

    9b3f704182f9299e8d4a7d1377cee2e7680e57afa2c8f648d304fb67d912b47e7f02e19153a1e0628a4e014cb19d145df1f0c276a2a446fbc5871a1b8884b933

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\8EDCF682921FE94F4A02A43CD1A28E6B

    Filesize

    188B

    MD5

    a327d7cb3d9a2e28cbc8a45d03027470

    SHA1

    56c3d9b29e81d7f7dd72f99f58d5ae042d224c68

    SHA256

    a441c477f56be1db9e4481655a29f7a903bc9eff8ced2bc0d3993da043ddb33c

    SHA512

    fe78ae9e1d05f6623a6560b9f6f02c9a0743d5eb5061276a1263f9ff3eb3fc361c1bfbaf59e7194a32aa990b327d317dfd7364e7a45331289a957c838c4bcac2

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\955CAB6FF6A24D5820D50B5BA1CF79C7_AD9E7615297A3A83320AACE5801A04F9

    Filesize

    404B

    MD5

    e436fa39828e74cf6a32028f5fb3744d

    SHA1

    6e92555aba2ee6ab3312e3927e5e03c825e0229e

    SHA256

    0b827aa7afb207acd2b8758c66df15ccf6c2e7e4c10e86d2e61fed816e1ec2d2

    SHA512

    36934b8fd36c90a17c22cd0b15f8b6b52b6cd4eb45f2f7c494fd2800be654302a5bed2883b339a7bf730d0eae569e55fdd065cb33daba4c84ba64dd0cb41f40d

  • C:\Users\Admin\AppData\Local\Temp\nsv6F17.tmp\4e9422ac-75a8-4a0f-9b5b-46785bc06f2f.exe

    Filesize

    256KB

    MD5

    6e68cf541f031c7de9da6ec8d86862aa

    SHA1

    115f143b5f585a27006159dc1b2d4d23a7af5295

    SHA256

    d1763b911eebce060a4c479190e83ff5747f5e75f938fb1cb23d5fcaba249e35

    SHA512

    022af872f2343293a0d71c6cc3ca3f13001ce7ad8e04cf740b75574272cad1dcb40a97a0e860082e7080a69a0367438728f1983317349d5a33ca969c3d877de1

  • C:\Users\Admin\AppData\Local\Temp\nsv6F17.tmp\i5.exe

    Filesize

    214KB

    MD5

    0b168b79397a1c3d5a181787e27ea323

    SHA1

    1867e953755169de011fd12009c2f42f300a9d47

    SHA256

    c681e32d308452ee7c24eeebb335ee86cfe42783db2289ef2caa0d0671b53d5a

    SHA512

    3b3e2ff7ad58a677cfbd22dec0c294e0b27ec0b81e8e6e20f45ac228c90472318ec0bec15d6689180b73061b94ea750049688ee5ed95a4e1d205eb94e7d0a250

  • C:\Users\Admin\AppData\Local\Temp\nsv6F17.tmp\nsExec.dll

    Filesize

    8KB

    MD5

    249ae678f0dac4c625c6de6aca53823a

    SHA1

    6ac2b9e90e8445fed4c45c5dbf2d0227cd3b5201

    SHA256

    7298024a36310b7c4c112be87b61b62a0b1be493e2d5252a19e5e976daf674ce

    SHA512

    66e4081a40f3191bf28b810cf8411cb3c8c3e3ec5943e18d6672414fb5e7b4364f862cba44c9115c599ac90890ef02a773e254e7c979e930946bc52b0693aad7

  • memory/1508-55-0x0000000074070000-0x0000000074621000-memory.dmp

    Filesize

    5.7MB

  • memory/1508-45-0x0000000074070000-0x0000000074621000-memory.dmp

    Filesize

    5.7MB

  • memory/1508-52-0x0000000074070000-0x0000000074621000-memory.dmp

    Filesize

    5.7MB

  • memory/1508-53-0x0000000074070000-0x0000000074621000-memory.dmp

    Filesize

    5.7MB

  • memory/1508-54-0x0000000074070000-0x0000000074621000-memory.dmp

    Filesize

    5.7MB

  • memory/1508-59-0x0000000074070000-0x0000000074621000-memory.dmp

    Filesize

    5.7MB

  • memory/4520-9-0x0000000074072000-0x0000000074073000-memory.dmp

    Filesize

    4KB

  • memory/4520-10-0x0000000074070000-0x0000000074621000-memory.dmp

    Filesize

    5.7MB

  • memory/4520-11-0x0000000074070000-0x0000000074621000-memory.dmp

    Filesize

    5.7MB

  • memory/4520-56-0x0000000074070000-0x0000000074621000-memory.dmp

    Filesize

    5.7MB

  • memory/4520-57-0x0000000074072000-0x0000000074073000-memory.dmp

    Filesize

    4KB

  • memory/4520-61-0x0000000074070000-0x0000000074621000-memory.dmp

    Filesize

    5.7MB

  • memory/4764-65-0x0000000000400000-0x0000000000439000-memory.dmp

    Filesize

    228KB