Analysis

  • max time kernel
    130s
  • max time network
    151s
  • platform
    windows7_x64
  • resource
    win7-20240220-en
  • resource tags

    arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
  • submitted
    28-05-2024 22:28

General

  • Target

    Nezur.exe

  • Size

    7.9MB

  • MD5

    754c5ad19cb3bc21a58bccf028bc2b86

  • SHA1

    66fe0f66d80023b347707248abe6e44e5f9d98ce

  • SHA256

    8445e6223a5f1b7f33b0320560b34139ab758006ed4492f581e2b90d3e104f5b

  • SHA512

    fdbbfbc10c58e909da664e643bffbe640b4b3242df0da2d5bd40d9691f96ce6cca4c27e166dff7e290b3a5f012b0a3e135e1650bf61a7484253c59cc54177790

  • SSDEEP

    196608:3QkJ6NQIrY1M5iwmIL61wuBACHJj+uJyf5RpTQ05j:d/gAUiwVEbBACHJFqNM05j

Score
1/10

Malware Config

Signatures

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of FindShellTrayWindow 34 IoCs
  • Suspicious use of SendNotifyMessage 32 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Nezur.exe
    "C:\Users\Admin\AppData\Local\Temp\Nezur.exe"
    1⤵
      PID:2464
    • C:\Program Files\Google\Chrome\Application\chrome.exe
      "C:\Program Files\Google\Chrome\Application\chrome.exe"
      1⤵
      • Enumerates system info in registry
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:2772
      • C:\Program Files\Google\Chrome\Application\chrome.exe
        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win64 --annotation=prod=Chrome --annotation=ver=106.0.5249.119 --initial-client-data=0xc0,0xc4,0xc8,0x94,0xcc,0x7fef6a19758,0x7fef6a19768,0x7fef6a19778
        2⤵
          PID:2392
        • C:\Program Files\Google\Chrome\Application\chrome.exe
          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --gpu-preferences=UAAAAAAAAADgAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=1160 --field-trial-handle=1364,i,1231155164368123080,7089414815022214526,131072 /prefetch:2
          2⤵
            PID:3052
          • C:\Program Files\Google\Chrome\Application\chrome.exe
            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=1504 --field-trial-handle=1364,i,1231155164368123080,7089414815022214526,131072 /prefetch:8
            2⤵
              PID:2388
            • C:\Program Files\Google\Chrome\Application\chrome.exe
              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=1616 --field-trial-handle=1364,i,1231155164368123080,7089414815022214526,131072 /prefetch:8
              2⤵
                PID:1028
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --first-renderer-process --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --mojo-platform-channel-handle=2288 --field-trial-handle=1364,i,1231155164368123080,7089414815022214526,131072 /prefetch:1
                2⤵
                  PID:1624
                • C:\Program Files\Google\Chrome\Application\chrome.exe
                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=2296 --field-trial-handle=1364,i,1231155164368123080,7089414815022214526,131072 /prefetch:1
                  2⤵
                    PID:2296
                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --gpu-preferences=UAAAAAAAAADgAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --use-gl=angle --use-angle=swiftshader-webgl --mojo-platform-channel-handle=1392 --field-trial-handle=1364,i,1231155164368123080,7089414815022214526,131072 /prefetch:2
                    2⤵
                      PID:336
                    • C:\Program Files\Google\Chrome\Application\chrome.exe
                      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --mojo-platform-channel-handle=1412 --field-trial-handle=1364,i,1231155164368123080,7089414815022214526,131072 /prefetch:1
                      2⤵
                        PID:1696
                      • C:\Program Files\Google\Chrome\Application\chrome.exe
                        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=2952 --field-trial-handle=1364,i,1231155164368123080,7089414815022214526,131072 /prefetch:8
                        2⤵
                          PID:2104
                        • C:\Program Files\Google\Chrome\Application\chrome.exe
                          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=3484 --field-trial-handle=1364,i,1231155164368123080,7089414815022214526,131072 /prefetch:8
                          2⤵
                            PID:3068
                          • C:\Program Files\Google\Chrome\Application\chrome.exe
                            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=3528 --field-trial-handle=1364,i,1231155164368123080,7089414815022214526,131072 /prefetch:8
                            2⤵
                              PID:1780
                            • C:\Program Files\Google\Chrome\Application\chrome.exe
                              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=12 --mojo-platform-channel-handle=3732 --field-trial-handle=1364,i,1231155164368123080,7089414815022214526,131072 /prefetch:1
                              2⤵
                                PID:772
                              • C:\Program Files\Google\Chrome\Application\chrome.exe
                                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=13 --mojo-platform-channel-handle=3476 --field-trial-handle=1364,i,1231155164368123080,7089414815022214526,131072 /prefetch:1
                                2⤵
                                  PID:1484
                                • C:\Program Files\Google\Chrome\Application\chrome.exe
                                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=3500 --field-trial-handle=1364,i,1231155164368123080,7089414815022214526,131072 /prefetch:8
                                  2⤵
                                    PID:2632
                                • C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe
                                  "C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe"
                                  1⤵
                                    PID:2236

                                  Network

                                  MITRE ATT&CK Enterprise v15

                                  Replay Monitor

                                  Loading Replay Monitor...

                                  Downloads

                                  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\070E0202839D9D67350CD2613E78E416

                                    Filesize

                                    1KB

                                    MD5

                                    55540a230bdab55187a841cfe1aa1545

                                    SHA1

                                    363e4734f757bdeb89868efe94907774a327695e

                                    SHA256

                                    d73494e3446b02167573b3cde3ae1c8584ac26e15e45ac3ec0326708425d90fb

                                    SHA512

                                    c899cb1d31d3214fd9dc8626a55e40580d3b2224bf34310c2abd85d0f63e2dedaeae57832f048c2f500cb2cbf83683fcb14139af3f0b5251606076cdb4689c54

                                  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015

                                    Filesize

                                    70KB

                                    MD5

                                    49aebf8cbd62d92ac215b2923fb1b9f5

                                    SHA1

                                    1723be06719828dda65ad804298d0431f6aff976

                                    SHA256

                                    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

                                    SHA512

                                    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

                                  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\070E0202839D9D67350CD2613E78E416

                                    Filesize

                                    230B

                                    MD5

                                    b8b9aa94482145e83cd591718110701f

                                    SHA1

                                    e1bc6565925b6030ce2e6d8363ce03c7af390380

                                    SHA256

                                    297ac4914d62439ebe783785eb92e044e3a4b93ac179095d452e578d075eccd3

                                    SHA512

                                    7d1f5b98ece277dcc32a247f7491de4dc32691ac2830c5ea0a1373b7291915aee4caee05c9a195ead293f7fc7de7308fb0fa3207827a10badb1df50ebcd2d442

                                  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

                                    Filesize

                                    342B

                                    MD5

                                    923450da2e057023f96edc50786e7dbb

                                    SHA1

                                    77c9213c2c7731750dcaa335f824ae74effe60ac

                                    SHA256

                                    c27e252ab1334fc51a377a76afc09daea549b33ea5d119364ddfbb534b296f86

                                    SHA512

                                    075766fd43c56a7b43bca5bde00cea310023800797f0e6bfdb5a758496afe7b2dc55fbaf487055054da98e9a12190e8774e994e9d29d338cfa97599094818e6d

                                  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

                                    Filesize

                                    342B

                                    MD5

                                    a79fb1478695417f52ffadfbb713b37b

                                    SHA1

                                    7af92b03ed4af450a570b9032fc58ef8fb483c34

                                    SHA256

                                    a89ec4013c8a7e8f12afea61523f858bcf7a07fcc67336a1df28ed0f308cfbc4

                                    SHA512

                                    66ace6853d38b26e1a2fce262bbf382189fd9812f3e090131844c38cb6d3cd1ba4181a6d8ad9259deedd2963b58f4d01a58150cf68e3800db0dd5919aa871fcb

                                  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

                                    Filesize

                                    342B

                                    MD5

                                    e8f311dba46f5f3c185479274b9a5851

                                    SHA1

                                    6dcf440ad67bccc01d61e8ff4b47589b1e1d4918

                                    SHA256

                                    276631a4433adda28f2320f68c90b504e33cf308978aec9861418052bd404fd7

                                    SHA512

                                    2ab9ad64512e2996d59b5d6d1ace6d2adc4a577bf7a11494edf688ccb42cb02f299e96401e8c3a67110b24727722c8e00d3e2601c8290878e12de7cb1dd30eb1

                                  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

                                    Filesize

                                    342B

                                    MD5

                                    2a5a5b0e33d440d691c03425acde6576

                                    SHA1

                                    efc39040309db72729756f7107dce2e64d190c94

                                    SHA256

                                    32ae62f827d58b7ab41402076f7e784e94fc0320e557c2887e2b4c89e958cfb1

                                    SHA512

                                    78436e5fb8ba23f527653424730842f5299e689fa77cdf1d0cd0d65d3fd91869ead5c79e88083be661b09557ef72e1c27642a0220f5d94f4efd9ce3570fcc56b

                                  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

                                    Filesize

                                    342B

                                    MD5

                                    8330bc77c35f5d7510abc78687d9b0a7

                                    SHA1

                                    0b66c68e17ac71a101333dab1e45b31fb79db8ad

                                    SHA256

                                    ad47263218e95f6a43726934076cc9c0742b5a94defba8b9171265685aa8f12b

                                    SHA512

                                    ad76366d3e79e412365e1a60d9f52dee771f269de8890e639d1592d23271dd235577410559eb923b8f4beb7624192139e0a6f4cd56ff728a4124154e67d40fdc

                                  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

                                    Filesize

                                    342B

                                    MD5

                                    849369c06483bfe4b2d0c2f5dee3d4c8

                                    SHA1

                                    eb8c6516c81ad99fee75b6502c92cc80006e1ff4

                                    SHA256

                                    98f02347400b5e1678661425131cb67bbbebd91664a76db8d74e92412b93c1f7

                                    SHA512

                                    b95a712ba8b50fb2ab5848cc7dfd2e0813b2f868284f61d3d8709919b63e40a7feeac60e4dc105376c6e04099049b6dabd4962c48d9018afd1a5d81b60dd9b6d

                                  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

                                    Filesize

                                    342B

                                    MD5

                                    f52dac65ec06213a889aa9346417b57c

                                    SHA1

                                    f2c23e5617d5edd9e1fab179b688e7fab3ffa99d

                                    SHA256

                                    1869a8ba000cf8d38ede9dc0ea0e737419ad01a30a6338d7cca03cc5c1818dd8

                                    SHA512

                                    6151986737f2c79f2a8bec780c30014c5098d8e38539dada22cf8e4ed667e8a8c66979a407f6612d088660b0d59db62f15a09e5e18524c4ec87a2e204adf6b9d

                                  • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\GCM Store\Encryption\000006.dbtmp

                                    Filesize

                                    16B

                                    MD5

                                    aefd77f47fb84fae5ea194496b44c67a

                                    SHA1

                                    dcfbb6a5b8d05662c4858664f81693bb7f803b82

                                    SHA256

                                    4166bf17b2da789b0d0cc5c74203041d98005f5d4ef88c27e8281e00148cd611

                                    SHA512

                                    b733d502138821948267a8b27401d7c0751e590e1298fda1428e663ccd02f55d0d2446ff4bc265bdcdc61f952d13c01524a5341bc86afc3c2cde1d8589b2e1c3

                                  • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\GPUCache\data_1

                                    Filesize

                                    264KB

                                    MD5

                                    f50f89a0a91564d0b8a211f8921aa7de

                                    SHA1

                                    112403a17dd69d5b9018b8cede023cb3b54eab7d

                                    SHA256

                                    b1e963d702392fb7224786e7d56d43973e9b9efd1b89c17814d7c558ffc0cdec

                                    SHA512

                                    bf8cda48cf1ec4e73f0dd1d4fa5562af1836120214edb74957430cd3e4a2783e801fa3f4ed2afb375257caeed4abe958265237d6e0aacf35a9ede7a2e8898d58

                                  • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences

                                    Filesize

                                    5KB

                                    MD5

                                    f57cb528df29208d045e4dd3b32ae325

                                    SHA1

                                    c721168683b65384f65f7de5960f9b54395eff1e

                                    SHA256

                                    93484c0048d0ce14b843ad162620d8e42a55e223e45aba33811fd262e9a0bc01

                                    SHA512

                                    95a4e7b7638c58b20b2253b1ce0a1d3834c6d14e53f115670bef87da1fe630f8214537440c7f71f174f58289b2a6f90abd091fc59500559c6d18bc3308855b6d

                                  • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Sync Data\LevelDB\CURRENT

                                    Filesize

                                    16B

                                    MD5

                                    18e723571b00fb1694a3bad6c78e4054

                                    SHA1

                                    afcc0ef32d46fe59e0483f9a3c891d3034d12f32

                                    SHA256

                                    8af72f43857550b01eab1019335772b367a17a9884a7a759fdf4fe6f272b90aa

                                    SHA512

                                    43bb0af7d3984012d2d67ca6b71f0201e5b948e6fe26a899641c4c6f066c59906d468ddf7f1df5ea5fa33c2bc5ea8219c0f2c82e0a5c365ad7581b898a8859e2

                                  • C:\Users\Admin\AppData\Local\Temp\Tar5133.tmp

                                    Filesize

                                    181KB

                                    MD5

                                    4ea6026cf93ec6338144661bf1202cd1

                                    SHA1

                                    a1dec9044f750ad887935a01430bf49322fbdcb7

                                    SHA256

                                    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

                                    SHA512

                                    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

                                  • memory/2464-1-0x000000013F590000-0x00000001408E9000-memory.dmp

                                    Filesize

                                    19.3MB

                                  • memory/2464-0-0x000000013F590000-0x00000001408E9000-memory.dmp

                                    Filesize

                                    19.3MB