Analysis

  • max time kernel
    126s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30-11-2024 21:16

General

  • Target

    krgawdtyjawd.exe

  • Size

    239KB

  • MD5

    d4a8ad6479e437edc9771c114a1dc3ac

  • SHA1

    6e6970fdcefd428dfe7fbd08c3923f69e21e7105

  • SHA256

    a018a52ca34bf027ae3ef6b4121ec5d79853f84253e3fad161c36459f566ac2b

  • SHA512

    de181dc79ca4c52ce8de3abc767fbb8b4fd6904d278fa310eee4a66056161c0b9960ef7bebf2ebf6a9d19b653190895e5d1df92c314ca04af748351d6fb53e07

  • SSDEEP

    3072:bLCrbK4vn4p+U1v+N3Bz1IJ8JEchyka7Z7LU/fJdgJMJ08:faGm1U5Y1ICJU117L+JdIqz

Malware Config

Extracted

Family

stealc

Botnet

Voov1

C2

http://154.216.17.90

Attributes
  • url_path

    /a48146f6763ef3af.php

Signatures

  • Stealc

    Stealc is an infostealer written in C++.

  • Stealc family
  • Downloads MZ/PE file
  • Uses browser remote debugging 2 TTPs 9 IoCs

    Can be used control the browser and steal sensitive information such as credentials and session cookies.

  • Loads dropped DLL 2 IoCs
  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of web browsers 3 TTPs

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

  • Unsecured Credentials: Credentials In Files 1 TTPs

    Steal credentials from unsecured files.

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Checks installed software on the system 1 TTPs

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

  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Checks processor information in registry 2 TTPs 5 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 8 IoCs
  • Modifies data under HKEY_USERS 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 22 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 12 IoCs
  • Suspicious use of FindShellTrayWindow 51 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\krgawdtyjawd.exe
    "C:\Users\Admin\AppData\Local\Temp\krgawdtyjawd.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:3612
    • C:\Program Files\Google\Chrome\Application\chrome.exe
      "C:\Program Files\Google\Chrome\Application\chrome.exe" --remote-debugging-port=9229 --profile-directory=""
      2⤵
      • Uses browser remote debugging
      • Enumerates system info in registry
      • Modifies data under HKEY_USERS
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:1076
      • 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:4 --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=123.0.6312.123 --initial-client-data=0xf8,0xfc,0x100,0xd4,0x104,0x7ff8418ccc40,0x7ff8418ccc4c,0x7ff8418ccc58
        3⤵
          PID:4912
        • C:\Program Files\Google\Chrome\Application\chrome.exe
          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --no-appcompat-clear --gpu-preferences=WAAAAAAAAADgAAAMAAAAAAAAAAAAAAAAAABgAAEAAAA4AAAAAAAAAAAAAAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGAAAAAAAAAAYAAAAAAAAAAgAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --field-trial-handle=1900,i,15839655788975241760,10617023731564805358,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=1896 /prefetch:2
          3⤵
            PID:2160
          • 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 --no-appcompat-clear --field-trial-handle=2160,i,15839655788975241760,10617023731564805358,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=2172 /prefetch:3
            3⤵
              PID:1668
            • 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=service --no-appcompat-clear --field-trial-handle=2232,i,15839655788975241760,10617023731564805358,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=2480 /prefetch:8
              3⤵
                PID:2800
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --no-appcompat-clear --remote-debugging-port=9229 --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --field-trial-handle=3188,i,15839655788975241760,10617023731564805358,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=3200 /prefetch:1
                3⤵
                • Uses browser remote debugging
                PID:412
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --no-appcompat-clear --remote-debugging-port=9229 --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --field-trial-handle=3232,i,15839655788975241760,10617023731564805358,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=3248 /prefetch:1
                3⤵
                • Uses browser remote debugging
                PID:2664
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --no-appcompat-clear --remote-debugging-port=9229 --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=7 --field-trial-handle=4248,i,15839655788975241760,10617023731564805358,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=4500 /prefetch:1
                3⤵
                • Uses browser remote debugging
                PID:2732
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.ProcessorMetrics --lang=en-US --service-sandbox-type=none --no-appcompat-clear --field-trial-handle=4672,i,15839655788975241760,10617023731564805358,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=4676 /prefetch:8
                3⤵
                  PID:4596
                • 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 --no-appcompat-clear --field-trial-handle=4740,i,15839655788975241760,10617023731564805358,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=4776 /prefetch:8
                  3⤵
                    PID:3016
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --remote-debugging-port=9229 --profile-directory="Default"
                  2⤵
                  • Uses browser remote debugging
                  • Enumerates system info in registry
                  • Suspicious behavior: EnumeratesProcesses
                  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
                  • Suspicious use of FindShellTrayWindow
                  PID:1664
                  • 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=0x100,0x104,0x108,0xdc,0x10c,0x7ff841d246f8,0x7ff841d24708,0x7ff841d24718
                    3⤵
                    • Checks processor information in registry
                    • Enumerates system info in registry
                    • Suspicious behavior: EnumeratesProcesses
                    PID:1512
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2084,13144617158411079309,16565834656962799915,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2096 /prefetch:2
                    3⤵
                      PID:2576
                    • 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=2084,13144617158411079309,16565834656962799915,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2152 /prefetch:3
                      3⤵
                      • Suspicious behavior: EnumeratesProcesses
                      PID:2116
                    • 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=2084,13144617158411079309,16565834656962799915,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2928 /prefetch:8
                      3⤵
                        PID:2460
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --remote-debugging-port=9229 --field-trial-handle=2084,13144617158411079309,16565834656962799915,131072 --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=3368 /prefetch:1
                        3⤵
                        • Uses browser remote debugging
                        PID:3180
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --remote-debugging-port=9229 --field-trial-handle=2084,13144617158411079309,16565834656962799915,131072 --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=5 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3416 /prefetch:1
                        3⤵
                        • Uses browser remote debugging
                        PID:4624
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --remote-debugging-port=9229 --field-trial-handle=2084,13144617158411079309,16565834656962799915,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=7 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4480 /prefetch:1
                        3⤵
                        • Uses browser remote debugging
                        PID:2492
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --remote-debugging-port=9229 --field-trial-handle=2084,13144617158411079309,16565834656962799915,131072 --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=8 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3720 /prefetch:1
                        3⤵
                        • Uses browser remote debugging
                        PID:1244
                  • C:\Program Files\Google\Chrome\Application\123.0.6312.123\elevation_service.exe
                    "C:\Program Files\Google\Chrome\Application\123.0.6312.123\elevation_service.exe"
                    1⤵
                      PID:1096
                    • C:\Windows\system32\svchost.exe
                      C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s NgcSvc
                      1⤵
                        PID:3472
                      • C:\Windows\System32\mousocoreworker.exe
                        C:\Windows\System32\mousocoreworker.exe -Embedding
                        1⤵
                          PID:2160

                        Network

                        MITRE ATT&CK Enterprise v15

                        Replay Monitor

                        Loading Replay Monitor...

                        Downloads

                        • C:\ProgramData\mozglue.dll

                          Filesize

                          593KB

                          MD5

                          c8fd9be83bc728cc04beffafc2907fe9

                          SHA1

                          95ab9f701e0024cedfbd312bcfe4e726744c4f2e

                          SHA256

                          ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a

                          SHA512

                          fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040

                        • C:\ProgramData\nss3.dll

                          Filesize

                          2.0MB

                          MD5

                          1cc453cdf74f31e4d913ff9c10acdde2

                          SHA1

                          6e85eae544d6e965f15fa5c39700fa7202f3aafe

                          SHA256

                          ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5

                          SHA512

                          dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571

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

                          Filesize

                          649B

                          MD5

                          ea8a6f76bed53490f4f704b7888dda73

                          SHA1

                          fc806e20d20426df93d1c4451237e253b5070a0c

                          SHA256

                          96a845701b3c3ecb51c2315cb11e8867c65a84f82e52acb04511659882a73c4f

                          SHA512

                          827e4f746a6ea32f6c58ee6606ec79b30c5ce543659d6f5597d9574309d5374c0ce8c45319e19b5e77f228bed901a691670e27f2c48100e0cab32ba704da94fc

                        • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\SCT Auditing Pending Reports

                          Filesize

                          2B

                          MD5

                          d751713988987e9331980363e24189ce

                          SHA1

                          97d170e1550eee4afc0af065b78cda302a97674c

                          SHA256

                          4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945

                          SHA512

                          b25b294cb4deb69ea00a4c3cf3113904801b6015e5956bd019a8570b1fe1d6040e944ef3cdee16d0a46503ca6e659a25f21cf9ceddc13f352a3c98138c15d6af

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

                          Filesize

                          152B

                          MD5

                          34d2c4f40f47672ecdf6f66fea242f4a

                          SHA1

                          4bcad62542aeb44cae38a907d8b5a8604115ada2

                          SHA256

                          b214e3affb02a2ea4469a8bbdfa8a179e7cc57cababd83b4bafae9cdbe23fa33

                          SHA512

                          50fba54ec95d694211a005d0e3e6cf5b5677efa16989cbf854207a1a67e3a139f32b757c6f2ce824a48f621440b93fde60ad1dc790fcec4b76edddd0d92a75d6

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

                          Filesize

                          152B

                          MD5

                          8749e21d9d0a17dac32d5aa2027f7a75

                          SHA1

                          a5d555f8b035c7938a4a864e89218c0402ab7cde

                          SHA256

                          915193bd331ee9ea7c750398a37fbb552b8c5a1d90edec6293688296bda6f304

                          SHA512

                          c645a41180ed01e854f197868283f9b40620dbbc813a1c122f6870db574ebc1c4917da4d320bdfd1cc67f23303a2c6d74e4f36dd9d3ffcfa92d3dfca3b7ca31a

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

                          Filesize

                          5KB

                          MD5

                          1d84040edf44599500a2c03f0839eedd

                          SHA1

                          b899595d52f427eb9f14143db5584204f6e85c8f

                          SHA256

                          91b0cb19cb94c71a6dd24b572e7020e4ad7491648f1be84a662d191d522d9c41

                          SHA512

                          6c830f0fb7c7435f1f81bc6ab10ddef5b2e0b7c7ac7577545dc5fbf51cf4c380e7ece60705226375e4ceb27aee796048861e34c037a4c26606eba7a85b77fa6d

                        • \??\pipe\crashpad_1076_ZQSIYBNFXSDTKCSI

                          MD5

                          d41d8cd98f00b204e9800998ecf8427e

                          SHA1

                          da39a3ee5e6b4b0d3255bfef95601890afd80709

                          SHA256

                          e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

                          SHA512

                          cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

                        • memory/3612-0-0x00000000001F0000-0x0000000000440000-memory.dmp

                          Filesize

                          2.3MB

                        • memory/3612-1-0x0000000061E00000-0x0000000061EF3000-memory.dmp

                          Filesize

                          972KB

                        • memory/3612-130-0x00000000001F0000-0x0000000000440000-memory.dmp

                          Filesize

                          2.3MB