Analysis

  • max time kernel
    143s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    20-05-2022 07:26

General

  • Target

    d32c5920ed9458d43b110e3ed34a54d617e173c76f5841003570a8c9ac95f75d.exe

  • Size

    1.3MB

  • MD5

    f8d29431dde6dd65e034b99c29ce9c64

  • SHA1

    0c23620a0070f37794b895c35d7afe1de83bc36f

  • SHA256

    d32c5920ed9458d43b110e3ed34a54d617e173c76f5841003570a8c9ac95f75d

  • SHA512

    844d18e3694ba0ef27c80bfc7a5638cf221559a4fa7e32383e84e9e0b095bdb342cc751ef8e2f39f6b95d438707bbb083434f753d00dbb2fafb5bd666ab6caae

Malware Config

Signatures

  • AgentTesla

    Agent Tesla is a remote access tool (RAT) written in visual basic.

  • AgentTesla Payload 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Detected potential entity reuse from brand microsoft.
  • Suspicious use of SetThreadContext 1 IoCs
  • 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.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 26 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 7 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d32c5920ed9458d43b110e3ed34a54d617e173c76f5841003570a8c9ac95f75d.exe
    "C:\Users\Admin\AppData\Local\Temp\d32c5920ed9458d43b110e3ed34a54d617e173c76f5841003570a8c9ac95f75d.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:4288
    • C:\Users\Admin\AppData\Roaming\Syqcaa.exe
      "C:\Users\Admin\AppData\Roaming\Syqcaa.exe"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:4844
      • C:\Windows\SysWOW64\TapiUnattend.exe
        "C:\Windows\System32\TapiUnattend.exe"
        3⤵
          PID:992
        • C:\Windows\SysWOW64\sxstrace.exe
          "C:\Windows\System32\sxstrace.exe"
          3⤵
            PID:2080
          • C:\Windows\SysWOW64\sethc.exe
            "C:\Windows\System32\sethc.exe"
            3⤵
              PID:3876
            • C:\Windows\SysWOW64\notepad.exe
              "C:\Windows\System32\notepad.exe"
              3⤵
              • Suspicious use of WriteProcessMemory
              PID:2068
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument http://go.microsoft.com/fwlink/?prd=11324&pver=4.5&sbp=AppLaunch2&plcid=0x409&o1=SHIM_NOVERSION_FOUND&version=(null)&processName=notepad.exe&platform=0009&osver=7&isServer=0&shimver=4.0.30319.0
                4⤵
                • 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:2460
                • 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=0xf8,0xfc,0x100,0xd4,0x104,0x7ffbe0fe46f8,0x7ffbe0fe4708,0x7ffbe0fe4718
                  5⤵
                    PID:4396
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2124,13702317726234445366,4542376050470738846,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2140 /prefetch:2
                    5⤵
                      PID:1244
                    • 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=2124,13702317726234445366,4542376050470738846,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2196 /prefetch:3
                      5⤵
                      • Suspicious behavior: EnumeratesProcesses
                      PID:1788
                    • 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=2124,13702317726234445366,4542376050470738846,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2828 /prefetch:8
                      5⤵
                        PID:1680
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2124,13702317726234445366,4542376050470738846,131072 --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=3824 /prefetch:1
                        5⤵
                          PID:3200
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2124,13702317726234445366,4542376050470738846,131072 --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=3796 /prefetch:1
                          5⤵
                            PID:3824
                          • 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=2124,13702317726234445366,4542376050470738846,131072 --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=5296 /prefetch:8
                            5⤵
                              PID:4276
                            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2124,13702317726234445366,4542376050470738846,131072 --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=5320 /prefetch:1
                              5⤵
                                PID:3144
                              • 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=2124,13702317726234445366,4542376050470738846,131072 --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=4832 /prefetch:8
                                5⤵
                                  PID:1320
                                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2124,13702317726234445366,4542376050470738846,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=10 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5860 /prefetch:1
                                  5⤵
                                    PID:4908
                                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2124,13702317726234445366,4542376050470738846,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=11 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5876 /prefetch:1
                                    5⤵
                                      PID:4120
                                    • 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=2124,13702317726234445366,4542376050470738846,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4272 /prefetch:8
                                      5⤵
                                        PID:3744
                                      • 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
                                        5⤵
                                        • Drops file in Program Files directory
                                        PID:4856
                                        • 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=0x220,0x224,0x228,0x1fc,0x22c,0x7ff7e7c45460,0x7ff7e7c45470,0x7ff7e7c45480
                                          6⤵
                                            PID:5060
                                        • 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=2124,13702317726234445366,4542376050470738846,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4272 /prefetch:8
                                          5⤵
                                          • Suspicious behavior: EnumeratesProcesses
                                          PID:1996
                                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2124,13702317726234445366,4542376050470738846,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=13 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5460 /prefetch:1
                                          5⤵
                                            PID:5000
                                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2124,13702317726234445366,4542376050470738846,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=14 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=6264 /prefetch:1
                                            5⤵
                                              PID:3800
                                            • 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=2124,13702317726234445366,4542376050470738846,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=3408 /prefetch:8
                                              5⤵
                                                PID:4840
                                              • 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=2124,13702317726234445366,4542376050470738846,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=1940 /prefetch:8
                                                5⤵
                                                  PID:3144
                                              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument http://go.microsoft.com/fwlink/?prd=11324&pver=4.5&sbp=AppLaunch2&plcid=0x409&o1=SHIM_NOVERSION_FOUND&version=(null)&processName=notepad.exe&platform=0009&osver=7&isServer=0&shimver=4.0.30319.0
                                                4⤵
                                                  PID:1904
                                                  • 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=0xfc,0x100,0x104,0xd8,0x108,0x7ffbe0fe46f8,0x7ffbe0fe4708,0x7ffbe0fe4718
                                                    5⤵
                                                      PID:4240
                                            • C:\Windows\System32\CompPkgSrv.exe
                                              C:\Windows\System32\CompPkgSrv.exe -Embedding
                                              1⤵
                                                PID:2320
                                              • C:\Windows\system32\svchost.exe
                                                C:\Windows\system32\svchost.exe -k appmodel -p -s camsvc
                                                1⤵
                                                  PID:1552

                                                Network

                                                MITRE ATT&CK Matrix ATT&CK v6

                                                Persistence

                                                Registry Run Keys / Startup Folder

                                                1
                                                T1060

                                                Defense Evasion

                                                Modify Registry

                                                1
                                                T1112

                                                Discovery

                                                Query Registry

                                                2
                                                T1012

                                                System Information Discovery

                                                3
                                                T1082

                                                Replay Monitor

                                                Loading Replay Monitor...

                                                Downloads

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

                                                  152B

                                                  MD5

                                                  c8ce7285f4bd4ade99ffd08c0351e308

                                                  SHA1

                                                  c3de927f710893a2821e9ade59c80cbaab3b6e12

                                                  SHA256

                                                  d434784b824ab0d1279c8d37b95219c3b9de8840827d9fb08e4f22a9022ef297

                                                  SHA512

                                                  7a958b60031dc96e7212be39dd999193029089992f0ed6c95e299f6914b6cfd5f126d9c98121c1f316b51f3e6806785cceaafa1e3d6c9bd317e7a858ff3f0646

                                                • C:\Users\Admin\AppData\Roaming\Syq.bmp
                                                  Filesize

                                                  1.1MB

                                                  MD5

                                                  5d801ad9e4e0968882610093c2da99e4

                                                  SHA1

                                                  d571efc92376e42b2d52990b46ac56301efe53eb

                                                  SHA256

                                                  01b6cc5ce5fefee474567d6976a6f1e16bfb7b04b284e1ad016628470a6ea64d

                                                  SHA512

                                                  dedf3341c2102a8fe89d52d428a4462133e33f1a9342a308af3262c89292bcf9ac49ac7136a9bcf9c01728f4c6a7d62c3aa8ef1be630c4f5f4ae55a72de37465

                                                • C:\Users\Admin\AppData\Roaming\Syqcaa.exe
                                                  Filesize

                                                  489KB

                                                  MD5

                                                  86788fb5973f81acb9f960562056b4e0

                                                  SHA1

                                                  649fe2ceeddb5176c9ecf42e9988974b4d6dfa9d

                                                  SHA256

                                                  ad1c0fcad688cb96556b2794627851defb6ca697e4445d908d69472053aa28e4

                                                  SHA512

                                                  f492aff12e080eb7f5d36004b10e28c5a4b184f538ad0d68597d85883dc73c59625653aa79034aec83ccd3c4c2ba8112024ade760606f6c1c64b385f8f3e065b

                                                • C:\Users\Admin\AppData\Roaming\Syqcaa.exe
                                                  Filesize

                                                  489KB

                                                  MD5

                                                  86788fb5973f81acb9f960562056b4e0

                                                  SHA1

                                                  649fe2ceeddb5176c9ecf42e9988974b4d6dfa9d

                                                  SHA256

                                                  ad1c0fcad688cb96556b2794627851defb6ca697e4445d908d69472053aa28e4

                                                  SHA512

                                                  f492aff12e080eb7f5d36004b10e28c5a4b184f538ad0d68597d85883dc73c59625653aa79034aec83ccd3c4c2ba8112024ade760606f6c1c64b385f8f3e065b

                                                • \??\pipe\LOCAL\crashpad_2460_YLLMERDCPQMWKQOE
                                                  MD5

                                                  d41d8cd98f00b204e9800998ecf8427e

                                                  SHA1

                                                  da39a3ee5e6b4b0d3255bfef95601890afd80709

                                                  SHA256

                                                  e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

                                                  SHA512

                                                  cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

                                                • memory/992-134-0x0000000000000000-mapping.dmp
                                                • memory/1244-142-0x0000000000000000-mapping.dmp
                                                • memory/1320-156-0x0000000000000000-mapping.dmp
                                                • memory/1680-145-0x0000000000000000-mapping.dmp
                                                • memory/1788-143-0x0000000000000000-mapping.dmp
                                                • memory/1904-161-0x0000000000000000-mapping.dmp
                                                • memory/1996-166-0x0000000000000000-mapping.dmp
                                                • memory/2068-138-0x0000000000400000-0x0000000000455000-memory.dmp
                                                  Filesize

                                                  340KB

                                                • memory/2068-137-0x0000000000000000-mapping.dmp
                                                • memory/2080-135-0x0000000000000000-mapping.dmp
                                                • memory/2460-139-0x0000000000000000-mapping.dmp
                                                • memory/3144-174-0x0000000000000000-mapping.dmp
                                                • memory/3144-154-0x0000000000000000-mapping.dmp
                                                • memory/3200-148-0x0000000000000000-mapping.dmp
                                                • memory/3800-170-0x0000000000000000-mapping.dmp
                                                • memory/3824-150-0x0000000000000000-mapping.dmp
                                                • memory/3876-136-0x0000000000000000-mapping.dmp
                                                • memory/4120-160-0x0000000000000000-mapping.dmp
                                                • memory/4240-162-0x0000000000000000-mapping.dmp
                                                • memory/4276-152-0x0000000000000000-mapping.dmp
                                                • memory/4396-140-0x0000000000000000-mapping.dmp
                                                • memory/4840-172-0x0000000000000000-mapping.dmp
                                                • memory/4844-130-0x0000000000000000-mapping.dmp
                                                • memory/4856-164-0x0000000000000000-mapping.dmp
                                                • memory/4908-158-0x0000000000000000-mapping.dmp
                                                • memory/5000-168-0x0000000000000000-mapping.dmp
                                                • memory/5060-165-0x0000000000000000-mapping.dmp