Resubmissions

29-03-2022 22:33

220329-2ghzjsgchj 10

Analysis

  • max time kernel
    152s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220310-en
  • submitted
    29-03-2022 22:33

General

  • Target

    b16bb8ce89c42e0f48deb5ba2a8b5c7495c8702c7c2c5c0af7d38739f6281ebb.exe

  • Size

    989KB

  • MD5

    118886bd493a37257b963fe26805f516

  • SHA1

    2f61fcbebaca2ffe7b41a63adefad83ec04fb94b

  • SHA256

    b16bb8ce89c42e0f48deb5ba2a8b5c7495c8702c7c2c5c0af7d38739f6281ebb

  • SHA512

    c3753e98a9e2a70fec6d9573c74c70af665e82b5234bfb4ba7fa9a4160b255c3fa2a1328e41ec3d7569bdbd02e078e84181007d4b8f7818c6acf9c67c1157628

Malware Config

Signatures

  • BlackGuard

    Infostealer first seen in Late 2021.

  • Executes dropped EXE 2 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.

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Drops file in Program Files directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 11 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b16bb8ce89c42e0f48deb5ba2a8b5c7495c8702c7c2c5c0af7d38739f6281ebb.exe
    "C:\Users\Admin\AppData\Local\Temp\b16bb8ce89c42e0f48deb5ba2a8b5c7495c8702c7c2c5c0af7d38739f6281ebb.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:4524
    • C:\Users\Admin\AppData\Roaming\NTDYxmw5zzLIBxcMt\AnimeSoftware.exe
      "C:\Users\Admin\AppData\Roaming\NTDYxmw5zzLIBxcMt\AnimeSoftware.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1788
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument https://github.com/sagirilover/AnimeSoftware
        3⤵
        • Adds Run key to start application
        • Enumerates system info in registry
        • Modifies registry class
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of WriteProcessMemory
        PID:3708
        • 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=0x118,0x11c,0x120,0x114,0x124,0x7ffb684646f8,0x7ffb68464708,0x7ffb68464718
          4⤵
            PID:4456
          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2156,7212926722686122132,6193202259096247272,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2180 /prefetch:2
            4⤵
              PID:768
            • 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=2156,7212926722686122132,6193202259096247272,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2692 /prefetch:3
              4⤵
              • Suspicious behavior: EnumeratesProcesses
              PID:3668
            • 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=2156,7212926722686122132,6193202259096247272,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=3180 /prefetch:8
              4⤵
                PID:224
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2156,7212926722686122132,6193202259096247272,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=6 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3800 /prefetch:1
                4⤵
                  PID:4552
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2156,7212926722686122132,6193202259096247272,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=5 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3864 /prefetch:1
                  4⤵
                    PID:884
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --field-trial-handle=2156,7212926722686122132,6193202259096247272,131072 --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=5116 /prefetch:8
                    4⤵
                      PID:3828
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2156,7212926722686122132,6193202259096247272,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=8 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5912 /prefetch:1
                      4⤵
                        PID:2612
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2156,7212926722686122132,6193202259096247272,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=9 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5768 /prefetch:1
                        4⤵
                          PID:2464
                        • 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=2156,7212926722686122132,6193202259096247272,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=6604 /prefetch:8
                          4⤵
                            PID:3196
                          • C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\Installer\setup.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\Installer\setup.exe" --configure-user-settings --verbose-logging --system-level --msedge --force-configure-user-settings
                            4⤵
                            • Drops file in Program Files directory
                            PID:4832
                            • C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\Installer\setup.exe
                              "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\Installer\setup.exe" --type=crashpad-handler /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler --database=C:\Windows\TEMP\MsEdgeCrashpad --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=92.0.4515.131 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\Installer\setup.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=92.0.902.67 --initial-client-data=0x238,0x23c,0x240,0x214,0x244,0x7ff78b715460,0x7ff78b715470,0x7ff78b715480
                              5⤵
                                PID:460
                            • 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=2156,7212926722686122132,6193202259096247272,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=6604 /prefetch:8
                              4⤵
                              • Suspicious behavior: EnumeratesProcesses
                              PID:2004
                            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --field-trial-handle=2156,7212926722686122132,6193202259096247272,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2632 /prefetch:8
                              4⤵
                                PID:4680
                          • C:\Users\Admin\AppData\Roaming\NTDYxmw5zzLIBxcMt\Natasha.exe
                            "C:\Users\Admin\AppData\Roaming\NTDYxmw5zzLIBxcMt\Natasha.exe"
                            2⤵
                            • Executes dropped EXE
                            • Suspicious behavior: EnumeratesProcesses
                            • Suspicious use of AdjustPrivilegeToken
                            PID:1280
                            • C:\Windows\system32\WerFault.exe
                              C:\Windows\system32\WerFault.exe -u -p 1280 -s 1492
                              3⤵
                              • Program crash
                              PID:1944
                        • C:\Windows\system32\WerFault.exe
                          C:\Windows\system32\WerFault.exe -pss -s 408 -p 1280 -ip 1280
                          1⤵
                            PID:2248
                          • C:\Windows\System32\CompPkgSrv.exe
                            C:\Windows\System32\CompPkgSrv.exe -Embedding
                            1⤵
                              PID:3976

                            Network

                            MITRE ATT&CK Enterprise v6

                            Replay Monitor

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                            Downloads

                            • C:\Users\Admin\AppData\Roaming\NTDYxmw5zzLIBxcMt\AnimeSoftware.exe

                              Filesize

                              105KB

                              MD5

                              73d4ae6f715e1d7e6d1af01b93881279

                              SHA1

                              1a681c4648407cca81cceca881b58e6a6775170b

                              SHA256

                              3c23db2f7bb122c448868ef969c976914126a15d35aec9c70aee387a1c17b9c2

                              SHA512

                              329bdccc08f7aec9165dbdd28b136bb220cf26dc8bb9eaff854e17c9c6f769f25b65ea0b81a3bded4146e8419b12004ac95a9b02eb23a2c496e600cab86a30ec

                            • C:\Users\Admin\AppData\Roaming\NTDYxmw5zzLIBxcMt\AnimeSoftware.exe

                              Filesize

                              105KB

                              MD5

                              73d4ae6f715e1d7e6d1af01b93881279

                              SHA1

                              1a681c4648407cca81cceca881b58e6a6775170b

                              SHA256

                              3c23db2f7bb122c448868ef969c976914126a15d35aec9c70aee387a1c17b9c2

                              SHA512

                              329bdccc08f7aec9165dbdd28b136bb220cf26dc8bb9eaff854e17c9c6f769f25b65ea0b81a3bded4146e8419b12004ac95a9b02eb23a2c496e600cab86a30ec

                            • C:\Users\Admin\AppData\Roaming\NTDYxmw5zzLIBxcMt\Natasha.exe

                              Filesize

                              262KB

                              MD5

                              f63dd24c0b6a1970436c1456cfd29065

                              SHA1

                              6c4c9ecf07ccabf02b54ccc1abf10554231ee29b

                              SHA256

                              a0cc5f36b04eae3db5582ec2563ed77e83783765addd3460313377c6fcd1b96d

                              SHA512

                              847ed9d0d93567bc4dce255b68a733d6e1263d32c293cb1df4eff7ec3b6b5254256b76e5097fc33e3518e99c933a3c0785ba553fdca85a51b91e2d4fabda37ac

                            • C:\Users\Admin\AppData\Roaming\NTDYxmw5zzLIBxcMt\Natasha.exe

                              Filesize

                              262KB

                              MD5

                              f63dd24c0b6a1970436c1456cfd29065

                              SHA1

                              6c4c9ecf07ccabf02b54ccc1abf10554231ee29b

                              SHA256

                              a0cc5f36b04eae3db5582ec2563ed77e83783765addd3460313377c6fcd1b96d

                              SHA512

                              847ed9d0d93567bc4dce255b68a733d6e1263d32c293cb1df4eff7ec3b6b5254256b76e5097fc33e3518e99c933a3c0785ba553fdca85a51b91e2d4fabda37ac

                            • memory/768-152-0x00007FFB87130000-0x00007FFB87131000-memory.dmp

                              Filesize

                              4KB

                            • memory/1280-144-0x00007FFB67BE0000-0x00007FFB686A1000-memory.dmp

                              Filesize

                              10.8MB

                            • memory/1280-145-0x000000001C3F0000-0x000000001C3F2000-memory.dmp

                              Filesize

                              8KB

                            • memory/1280-140-0x0000000000190000-0x00000000001D8000-memory.dmp

                              Filesize

                              288KB

                            • memory/1788-146-0x0000000005230000-0x000000000523A000-memory.dmp

                              Filesize

                              40KB

                            • memory/1788-147-0x0000000005230000-0x00000000057D4000-memory.dmp

                              Filesize

                              5.6MB

                            • memory/1788-143-0x0000000005170000-0x0000000005202000-memory.dmp

                              Filesize

                              584KB

                            • memory/1788-142-0x00000000057E0000-0x0000000005D84000-memory.dmp

                              Filesize

                              5.6MB

                            • memory/1788-141-0x00000000007C0000-0x00000000007E0000-memory.dmp

                              Filesize

                              128KB