Analysis

  • max time kernel
    146s
  • max time network
    135s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240910-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240910-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21-09-2024 08:57

General

  • Target

    ef74f29fa2307786d3ba3675148a996c_JaffaCakes118.exe

  • Size

    1.2MB

  • MD5

    ef74f29fa2307786d3ba3675148a996c

  • SHA1

    d485bb0ea460ee1cff79fab0a74cceea9e44bd79

  • SHA256

    589c911b88667a5d71cce32dedf39b609cf047947824c2ef03c9943ac61f5861

  • SHA512

    d24a64d1094bcaacbed05f3b762ab9435c9ee2832ee579781f56169604de89625bb9112298b95893a5b779a078960ca4f4591630403da5bc4a8fb947366453d9

  • SSDEEP

    24576:MPoIBRtXSk8N8Cbw5yLAYNE2bGkaN2Sb3iH2GIBSrWL2jB5iJ7:MPoYDSVN8Cbw5INB7g3urWL2Tu

Score
8/10

Malware Config

Signatures

  • Drops file in Drivers directory 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 5 IoCs
  • Drops file in System32 directory 2 IoCs
  • Drops file in Windows directory 8 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • 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.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious behavior: LoadsDriver 4 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 10 IoCs
  • Suspicious use of FindShellTrayWindow 25 IoCs
  • Suspicious use of SendNotifyMessage 24 IoCs
  • Suspicious use of SetWindowsHookEx 11 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ef74f29fa2307786d3ba3675148a996c_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\ef74f29fa2307786d3ba3675148a996c_JaffaCakes118.exe"
    1⤵
    • Drops file in Drivers directory
    • Checks computer location settings
    • Drops file in System32 directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2800
    • C:\WINDOWS\Help\yuyanzhe.dat
      C:\WINDOWS\Help\yuyanzhe.dat
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      PID:600
    • C:\Windows\SysWOW64\explorer.exe
      "C:\Windows\System32\explorer.exe" http://www.9yiwan.com
      2⤵
      • System Location Discovery: System Language Discovery
      PID:948
  • C:\Windows\explorer.exe
    C:\Windows\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -Embedding
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4676
    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument http://www.9yiwan.com/
      2⤵
      • Enumerates system info in registry
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:1640
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=92.0.4515.131 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=92.0.902.67 --initial-client-data=0x11c,0x120,0x124,0xf8,0x128,0x7ffa6f3e46f8,0x7ffa6f3e4708,0x7ffa6f3e4718
        3⤵
          PID:1368
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2172,8690634373542179168,14727957374607286208,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2184 /prefetch:2
          3⤵
            PID:3224
          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --field-trial-handle=2172,8690634373542179168,14727957374607286208,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2252 /prefetch:3
            3⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:4176
          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --field-trial-handle=2172,8690634373542179168,14727957374607286208,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2704 /prefetch:8
            3⤵
              PID:5008
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2172,8690634373542179168,14727957374607286208,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3216 /prefetch:1
              3⤵
                PID:4520
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2172,8690634373542179168,14727957374607286208,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3224 /prefetch:1
                3⤵
                  PID:2776
                • C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=2172,8690634373542179168,14727957374607286208,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5068 /prefetch:8
                  3⤵
                    PID:3272
                  • C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=2172,8690634373542179168,14727957374607286208,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5068 /prefetch:8
                    3⤵
                    • Suspicious behavior: EnumeratesProcesses
                    PID:2816
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2172,8690634373542179168,14727957374607286208,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5140 /prefetch:1
                    3⤵
                      PID:2308
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2172,8690634373542179168,14727957374607286208,131072 --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=9 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5268 /prefetch:1
                      3⤵
                        PID:2420
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2172,8690634373542179168,14727957374607286208,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=10 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3288 /prefetch:1
                        3⤵
                          PID:5328
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2172,8690634373542179168,14727957374607286208,131072 --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=11 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5568 /prefetch:1
                          3⤵
                            PID:5336
                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2172,8690634373542179168,14727957374607286208,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=12 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=6136 /prefetch:1
                            3⤵
                              PID:5632
                            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2172,8690634373542179168,14727957374607286208,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=13 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3564 /prefetch:1
                              3⤵
                                PID:5780
                              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2172,8690634373542179168,14727957374607286208,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=14 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4120 /prefetch:1
                                3⤵
                                  PID:3952
                                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2172,8690634373542179168,14727957374607286208,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=15 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5024 /prefetch:1
                                  3⤵
                                    PID:5744
                                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2172,8690634373542179168,14727957374607286208,131072 --disable-gpu-sandbox --use-gl=disabled --gpu-vendor-id=4318 --gpu-device-id=140 --gpu-sub-system-id=0 --gpu-revision=0 --gpu-driver-version=10.0.19041.546 --gpu-preferences=UAAAAAAAAADoAAAQAAAAAAAAAAAAAAAAAABgAAAEAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=3888 /prefetch:2
                                    3⤵
                                    • Suspicious behavior: EnumeratesProcesses
                                    PID:3136
                              • C:\Windows\System32\CompPkgSrv.exe
                                C:\Windows\System32\CompPkgSrv.exe -Embedding
                                1⤵
                                  PID:2816
                                • C:\Windows\System32\CompPkgSrv.exe
                                  C:\Windows\System32\CompPkgSrv.exe -Embedding
                                  1⤵
                                    PID:4440

                                  Network

                                  MITRE ATT&CK Enterprise v15

                                  Replay Monitor

                                  Loading Replay Monitor...

                                  Downloads

                                  • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat

                                    Filesize

                                    152B

                                    MD5

                                    b80cf20d9e8cf6a579981bfaab1bdce2

                                    SHA1

                                    171a886be3a882bd04206295ce7f1db5b8b7035e

                                    SHA256

                                    10d995b136b604440ac4033b2222543975779068a321d7bddf675d0cb2a4c2b1

                                    SHA512

                                    0233b34866be1afd214a1c8a9dcf8328d16246b3a5ef142295333547b4cfdc787c8627439a2ca03c20cb49107f7428d39696143b71f56b7f1f05029b3a14376a

                                  • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat

                                    Filesize

                                    152B

                                    MD5

                                    7006aacd11b992cd29fca21e619e86ea

                                    SHA1

                                    f224b726a114d4c73d7379236739d5fbb8e7f7b7

                                    SHA256

                                    3c434b96841d5a0fa0a04a6b503c3c4d46f1c4e3a1be77853175e5680e182814

                                    SHA512

                                    6de169882c0e01217c4ca01f6ead8e5ebb316a77558e51cd862532dbf9147d9e267f8db667ff6e9fa33164243724f5e437cb882392382f3cae1072dadb762c1d

                                  • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences

                                    Filesize

                                    5KB

                                    MD5

                                    b93da5e423916e4b536355b79235e69f

                                    SHA1

                                    e68141abfd1a65da7d89284270b321bed1837eec

                                    SHA256

                                    59e7d71574832b940b28cf53e17abad6b7cef3920bc5d0ddff4890fa9fbce488

                                    SHA512

                                    d4dd73c28b7fb5c66bebc071ec41c1eb9eeb3691d10aeb18e18373bbc1d330d208234aaeb464bfd00091fb0a8003caad686ce07a8154c9c193f639c625469c76

                                  • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences

                                    Filesize

                                    6KB

                                    MD5

                                    ff2c5c36007b1ea3d7edee6c348f9906

                                    SHA1

                                    346534f2c353b1386612a97203b0765d156fac71

                                    SHA256

                                    0cfbbbe297b39ebed54997c9f085144332ba0a6a0330ab040ba2d1c3e1b127c8

                                    SHA512

                                    21e632a9cd49df90c52e662658186663555595d8f9738baa20a04309785c5867f1e273de30f2ba8cb5d917cbd02465ba02cf4f04822b60133a2c32465233b98d

                                  • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\data_reduction_proxy_leveldb\CURRENT

                                    Filesize

                                    16B

                                    MD5

                                    46295cac801e5d4857d09837238a6394

                                    SHA1

                                    44e0fa1b517dbf802b18faf0785eeea6ac51594b

                                    SHA256

                                    0f1bad70c7bd1e0a69562853ec529355462fcd0423263a3d39d6d0d70b780443

                                    SHA512

                                    8969402593f927350e2ceb4b5bc2a277f3754697c1961e3d6237da322257fbab42909e1a742e22223447f3a4805f8d8ef525432a7c3515a549e984d3eff72b23

                                  • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\data_reduction_proxy_leveldb\CURRENT

                                    Filesize

                                    16B

                                    MD5

                                    206702161f94c5cd39fadd03f4014d98

                                    SHA1

                                    bd8bfc144fb5326d21bd1531523d9fb50e1b600a

                                    SHA256

                                    1005a525006f148c86efcbfb36c6eac091b311532448010f70f7de9a68007167

                                    SHA512

                                    0af09f26941b11991c750d1a2b525c39a8970900e98cba96fd1b55dbf93fee79e18b8aab258f48b4f7bda40d059629bc7770d84371235cdb1352a4f17f80e145

                                  • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State

                                    Filesize

                                    10KB

                                    MD5

                                    342765a13ee77054770205aaf23b23bc

                                    SHA1

                                    7bbf2d5615822b1c4806c4a55fdbf571145d0f8b

                                    SHA256

                                    cd51d179d6d7db16711e31a710dfe4b703b8ea5d1025bf71ba4e36011576eb4e

                                    SHA512

                                    9389715a345209f3f116e6d77adf865a4285530a8896d2391871712cf9cfa381a84cce97ae36e67425f6c92643ee588800972901354c6f5cc46fc96a0f54c2db

                                  • C:\Users\Admin\AppData\Local\Temp\E_N4\dp1.fne

                                    Filesize

                                    112KB

                                    MD5

                                    6d4b2e73f6f8ecff02f19f7e8ef9a8c7

                                    SHA1

                                    09c32ca167136a17fd69df8c525ea5ffeca6c534

                                    SHA256

                                    fe5783e64aa70fac10c2e42d460732d9770534357329d8bc78576557c165f040

                                    SHA512

                                    2fd7a95cb632e9c4ac6b34e5b6b875aae94e73cd4b1f213e78f46dadab4846227a030776461bca08f9d75a1d61a0d45427f7b0c8b71406b7debc14db04b2ce04

                                  • C:\Users\Admin\AppData\Local\Temp\E_N4\internet.fne

                                    Filesize

                                    192KB

                                    MD5

                                    0503d44bada9a0c7138b3f7d3ab90693

                                    SHA1

                                    c4ea03151eeedd1c84beaa06e73faa9c1e9574fc

                                    SHA256

                                    7c077b6806738e62a9c2e38cc2ffefefd362049e3780b06a862210f1350d003e

                                    SHA512

                                    f14dfa273b514753312e1dfc873ac501d6aa7bbd17cd63d16f3bcb9caddcb5ea349c072e73448a2beb3b1010c674be9c8ad22257d8c7b65a3a05e77e69d3b7a8

                                  • C:\Users\Admin\AppData\Local\Temp\E_N4\krnln.fnr

                                    Filesize

                                    1.1MB

                                    MD5

                                    638e737b2293cf7b1f14c0b4fb1f3289

                                    SHA1

                                    f8e2223348433b992a8c42c4a7a9fb4b5c1158bc

                                    SHA256

                                    baad4798c3ab24dec8f0ac3cde48e2fee2e2dffa60d2b2497cd295cd6319fd5b

                                    SHA512

                                    4d714a0980238c49af10376ff26ec9e6415e7057925b32ec1c24780c3671047ac5b5670e46c1c6cf9f160519be8f37e1e57f05c30c6c4bda3b275b143aa0bf12

                                  • C:\Windows\Help\yuyanzhe.dat

                                    Filesize

                                    701KB

                                    MD5

                                    b0c54f02bbdc2f4c746dac2f9734740a

                                    SHA1

                                    858775d7fd56732c1f99fb403eeec4c95eeb4a5b

                                    SHA256

                                    69649fd2234c05e1a8c04b777a17bdb2d85e60a7de246a53cdca30cd34fd7c8e

                                    SHA512

                                    40eefe0e9b004405738ff612171f03e343eceee6278275b93d4c6afb5ab7c94ea9847ea918ef01aab9e63e35a6e0c9108abfb5a87831b5fa63c4336b6c044680

                                  • memory/600-30-0x0000000002110000-0x000000000214F000-memory.dmp

                                    Filesize

                                    252KB

                                  • memory/600-24-0x0000000000740000-0x000000000075E000-memory.dmp

                                    Filesize

                                    120KB

                                  • memory/600-14-0x0000000000400000-0x000000000040F000-memory.dmp

                                    Filesize

                                    60KB

                                  • memory/600-59-0x0000000000400000-0x000000000040F000-memory.dmp

                                    Filesize

                                    60KB

                                  • memory/2800-0-0x0000000000400000-0x000000000073B000-memory.dmp

                                    Filesize

                                    3.2MB

                                  • memory/2800-34-0x0000000000400000-0x000000000073B000-memory.dmp

                                    Filesize

                                    3.2MB

                                  • memory/2800-3-0x0000000000400000-0x000000000073B000-memory.dmp

                                    Filesize

                                    3.2MB

                                  • memory/2800-2-0x0000000000400000-0x000000000073B000-memory.dmp

                                    Filesize

                                    3.2MB

                                  • memory/2800-1-0x00000000008A0000-0x00000000008A1000-memory.dmp

                                    Filesize

                                    4KB