Analysis

  • max time kernel
    147s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/03/2024, 00:43

General

  • Target

    a40361bdb25f5655464314cf7739dee528298182d28271df8b78e9c069a5851b.exe

  • Size

    1.8MB

  • MD5

    fe2abc67dbbadf24babb8d8d57ada549

  • SHA1

    14b7616bb646498f859c393b6840358cdf810057

  • SHA256

    a40361bdb25f5655464314cf7739dee528298182d28271df8b78e9c069a5851b

  • SHA512

    17174cce75ae8330acffac3865ff4196f36524658de0798485f6bb7f9d844117273f092efd26429f0a15efa6a3d98d6a71d2448fd21d253f781f504be57c2d0b

  • SSDEEP

    24576:j3vLR2VhZBJ905EmMyPnQxhe42LwvHYgUBoHDC/hR:j3dUZTHaLAl

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.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Checks installed software on the system 1 TTPs

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

  • Enumerates connected drives 3 TTPs 23 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Enumerates physical storage devices 1 TTPs

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

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\a40361bdb25f5655464314cf7739dee528298182d28271df8b78e9c069a5851b.exe
    "C:\Users\Admin\AppData\Local\Temp\a40361bdb25f5655464314cf7739dee528298182d28271df8b78e9c069a5851b.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3652
    • C:\Users\Admin\AppData\Local\Temp\a40361bdb25f5655464314cf7739dee528298182d28271df8b78e9c069a5851b.exe
      "C:\Users\Admin\AppData\Local\Temp\a40361bdb25f5655464314cf7739dee528298182d28271df8b78e9c069a5851b.exe" Admin
      2⤵
      • Drops file in Drivers directory
      • Enumerates connected drives
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2380
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument http://www.178stu.com/my.htm
        3⤵
        • Enumerates system info in registry
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        • Suspicious use of WriteProcessMemory
        PID:4608
        • 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=0x108,0x10c,0x110,0xa4,0x114,0x7ff9ed9a46f8,0x7ff9ed9a4708,0x7ff9ed9a4718
          4⤵
            PID:2788
          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=1964,11776139750662783479,11916360092042977313,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2256 /prefetch:2
            4⤵
              PID:4492
            • 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=1964,11776139750662783479,11916360092042977313,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2340 /prefetch:3
              4⤵
              • Suspicious behavior: EnumeratesProcesses
              PID:4996
            • 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=1964,11776139750662783479,11916360092042977313,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2984 /prefetch:8
              4⤵
                PID:3652
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1964,11776139750662783479,11916360092042977313,131072 --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=3264 /prefetch:1
                4⤵
                  PID:4220
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1964,11776139750662783479,11916360092042977313,131072 --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=3308 /prefetch:1
                  4⤵
                    PID:1752
                  • 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=1964,11776139750662783479,11916360092042977313,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4732 /prefetch:8
                    4⤵
                      PID:4960
                    • 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=1964,11776139750662783479,11916360092042977313,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4732 /prefetch:8
                      4⤵
                      • Suspicious behavior: EnumeratesProcesses
                      PID:1556
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1964,11776139750662783479,11916360092042977313,131072 --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=5312 /prefetch:1
                      4⤵
                        PID:1956
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1964,11776139750662783479,11916360092042977313,131072 --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=5276 /prefetch:1
                        4⤵
                          PID:1428
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1964,11776139750662783479,11916360092042977313,131072 --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=4640 /prefetch:1
                          4⤵
                            PID:1440
                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1964,11776139750662783479,11916360092042977313,131072 --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=5180 /prefetch:1
                            4⤵
                              PID:1112
                            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1964,11776139750662783479,11916360092042977313,131072 --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=5128 /prefetch:1
                              4⤵
                                PID:5348
                              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1964,11776139750662783479,11916360092042977313,131072 --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=3956 /prefetch:1
                                4⤵
                                  PID:5436
                                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1964,11776139750662783479,11916360092042977313,131072 --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=3440 /prefetch:1
                                  4⤵
                                    PID:5844
                                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1964,11776139750662783479,11916360092042977313,131072 --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=2096 /prefetch:1
                                    4⤵
                                      PID:5356
                                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=1964,11776139750662783479,11916360092042977313,131072 --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=2072 /prefetch:2
                                      4⤵
                                      • Suspicious behavior: EnumeratesProcesses
                                      PID:4704
                              • C:\Windows\System32\CompPkgSrv.exe
                                C:\Windows\System32\CompPkgSrv.exe -Embedding
                                1⤵
                                  PID:5092
                                • C:\Windows\System32\CompPkgSrv.exe
                                  C:\Windows\System32\CompPkgSrv.exe -Embedding
                                  1⤵
                                    PID:3992

                                  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

                                    9f44d6f922f830d04d7463189045a5a3

                                    SHA1

                                    2e9ae7188ab8f88078e83ba7f42a11a2c421cb1c

                                    SHA256

                                    0ae5cf8b49bc34fafe9f86734c8121b631bad52a1424c1dd2caa05781032334a

                                    SHA512

                                    7c1825eaefcc7b97bae31eeff031899300b175222de14000283e296e9b44680c8b3885a4ed5d78fd8dfee93333cd7289347b95a62bf11f751c4ca47772cf987d

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

                                    Filesize

                                    152B

                                    MD5

                                    7740a919423ddc469647f8fdd981324d

                                    SHA1

                                    c1bc3f834507e4940a0b7594e34c4b83bbea7cda

                                    SHA256

                                    bdd4adaa418d40558ab033ac0005fd6c2312d5f1f7fdf8b0e186fe1d65d78221

                                    SHA512

                                    7ad98d5d089808d9a707d577e76e809a223d3007778a672734d0a607c2c3ac5f93bc72adb6e6c7f878a577d3a1e69a16d0cd871eb6f58b8d88e2ea25f77d87b7

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

                                    Filesize

                                    6KB

                                    MD5

                                    2e83162bd941d3fa043b42260557b802

                                    SHA1

                                    21346b78b7ea6ad0538c35680f770baef5fbbc40

                                    SHA256

                                    a8c623be37865c420cf6672c30017e6940bdf861ca3997c12ed16112fec2dd93

                                    SHA512

                                    b317ac683aeeab68563d6ba946c0bd58e8d4452f933fda4c5034addd2e32bb6498c63b7187c82f89d257298e66d996ac0c1f1fdf85368ea3b5c491db0e395b9e

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

                                    Filesize

                                    6KB

                                    MD5

                                    5fde43c087d8fad7897feef28fbd5927

                                    SHA1

                                    ec17d8e0c281e193c05bb019cf769e6524ad3119

                                    SHA256

                                    3caad5c93510ee373e2a92d4a211008e50b2826c9cb8b1ce75668916ca64d7d8

                                    SHA512

                                    f4a0cdb61000df6cd457eee71d9bc0d5d2207859a1715fcbc47af71c4ffd6db6b802e8a38a1de2bb6e7a9c248591162003aee5706193384c9b829b6d6a8c699a

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

                                    Filesize

                                    16B

                                    MD5

                                    6752a1d65b201c13b62ea44016eb221f

                                    SHA1

                                    58ecf154d01a62233ed7fb494ace3c3d4ffce08b

                                    SHA256

                                    0861415cada612ea5834d56e2cf1055d3e63979b69eb71d32ae9ae394d8306cd

                                    SHA512

                                    9cfd838d3fb570b44fc3461623ab2296123404c6c8f576b0de0aabd9a6020840d4c9125eb679ed384170dbcaac2fa30dc7fa9ee5b77d6df7c344a0aa030e0389

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

                                    Filesize

                                    11KB

                                    MD5

                                    5aaf82625db65934eba9eb8d7fce0f25

                                    SHA1

                                    f453092b9d9e2cce9c3526f2e21dd4eefdae81ae

                                    SHA256

                                    95e45de945e90999794e1f8d530b68f9ccf05dcaf33c66f862bf9d12a96e37d3

                                    SHA512

                                    686505eb6d9bc504117f36af183f0cb764ee07b6cd9beb5c2e0a9bed0c0c5faffa967b83028aa3137e1aeb234d287213d363ae1af134b4ab10fa25f17e8ece91

                                  • C:\Windows\system32\drivers\etc\hosts

                                    Filesize

                                    822B

                                    MD5

                                    03450e8ddb20859f242195450c19b8f1

                                    SHA1

                                    9698f8caf67c8853e14c8bf4933949f458c3044a

                                    SHA256

                                    1bdd8f1dd7bd82b5b2313d8770dfe4f41cd3f45bbaeab8b8a7f75fc5e2d3720b

                                    SHA512

                                    87371e57bf2296af5ec7f5db772a4ce66729d54aa23a8b384e3f4c42310b97b636576c7dff67c27a3b679339cdeee05b836563ae2a878f0367caf247b3e1ba7b

                                  • memory/2380-2-0x0000000000790000-0x0000000000791000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/2380-5-0x0000000000400000-0x00000000005E4000-memory.dmp

                                    Filesize

                                    1.9MB

                                  • memory/2380-6-0x0000000000400000-0x00000000005E4000-memory.dmp

                                    Filesize

                                    1.9MB

                                  • memory/2380-7-0x0000000000400000-0x00000000005E4000-memory.dmp

                                    Filesize

                                    1.9MB

                                  • memory/3652-1-0x0000000000400000-0x00000000005E4000-memory.dmp

                                    Filesize

                                    1.9MB

                                  • memory/3652-0-0x0000000000900000-0x0000000000901000-memory.dmp

                                    Filesize

                                    4KB