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Resubmissions

02/06/2024, 00:06

240602-ad8l9acd48 10

02/06/2024, 00:04

240602-acz9gsbf6z 10

Analysis

  • max time kernel
    105s
  • max time network
    102s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/06/2024, 00:04

General

  • Target

    1992cf9a67fb4425.exe

  • Size

    337KB

  • MD5

    50280002e4fde1433c6c80a1178c2774

  • SHA1

    27b3a07a5dd9edaeb7f3379e2fd023f72f779586

  • SHA256

    d9aab9d934e3cce61759da398a607b7a2280b592269cae62a4ca2530b5bf4833

  • SHA512

    8b9d2b96c7d4362d75656e108e7809d6bcad083f978a9b8d3aae00eedab029bffbbd03b756afc8c4a984d37f2a97361e99cac0f6e724cfa2b82f448949073271

  • SSDEEP

    6144:udxWxRzGrfgHtJ7Z1taVeEL0BJDYaS76Faf/1rGbqjSSmjeP:udURzhbftA4HsaS7x/JGb1SmCP

Malware Config

Signatures

  • Blackmoon, KrBanker

    Blackmoon also known as KrBanker is banking trojan first discovered in early 2014.

  • Detect Blackmoon payload 3 IoCs
  • Sets file execution options in registry 2 TTPs 2 IoCs
  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies Control Panel 3 IoCs
  • Modifies data under HKEY_USERS 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 26 IoCs
  • Suspicious use of SendNotifyMessage 24 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1992cf9a67fb4425.exe
    "C:\Users\Admin\AppData\Local\Temp\1992cf9a67fb4425.exe"
    1⤵
    • Sets file execution options in registry
    • Modifies Control Panel
    • Suspicious use of AdjustPrivilegeToken
    PID:408
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=4604,i,16710585221322798697,8586257254049248207,262144 --variations-seed-version --mojo-platform-channel-handle=4404 /prefetch:8
    1⤵
      PID:1940
    • C:\Program Files\Google\Chrome\Application\chrome.exe
      "C:\Program Files\Google\Chrome\Application\chrome.exe"
      1⤵
      • 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 SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:3068
      • 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=110.0.5481.104 --initial-client-data=0x11c,0x120,0x124,0xf8,0x128,0x7ffda38dab58,0x7ffda38dab68,0x7ffda38dab78
        2⤵
          PID:2500
        • 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=1704 --field-trial-handle=1932,i,16892089288796895679,11984906020430774105,131072 /prefetch:2
          2⤵
            PID:1352
          • 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=2164 --field-trial-handle=1932,i,16892089288796895679,11984906020430774105,131072 /prefetch:8
            2⤵
              PID:4532
            • 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 --mojo-platform-channel-handle=2240 --field-trial-handle=1932,i,16892089288796895679,11984906020430774105,131072 /prefetch:8
              2⤵
                PID:4064
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --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=2160 --field-trial-handle=1932,i,16892089288796895679,11984906020430774105,131072 /prefetch:1
                2⤵
                  PID:4928
                • C:\Program Files\Google\Chrome\Application\chrome.exe
                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=3136 --field-trial-handle=1932,i,16892089288796895679,11984906020430774105,131072 /prefetch:1
                  2⤵
                    PID:2012
                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=7 --mojo-platform-channel-handle=4396 --field-trial-handle=1932,i,16892089288796895679,11984906020430774105,131072 /prefetch:1
                    2⤵
                      PID:2744
                    • 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=4404 --field-trial-handle=1932,i,16892089288796895679,11984906020430774105,131072 /prefetch:8
                      2⤵
                        PID:892
                      • 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=4628 --field-trial-handle=1932,i,16892089288796895679,11984906020430774105,131072 /prefetch:8
                        2⤵
                          PID:4364
                        • 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=4644 --field-trial-handle=1932,i,16892089288796895679,11984906020430774105,131072 /prefetch:8
                          2⤵
                            PID:2740
                          • 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=4920 --field-trial-handle=1932,i,16892089288796895679,11984906020430774105,131072 /prefetch:8
                            2⤵
                              PID:2316
                            • 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 --mojo-platform-channel-handle=5088 --field-trial-handle=1932,i,16892089288796895679,11984906020430774105,131072 /prefetch:8
                              2⤵
                                PID:3224
                              • 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=5104 --field-trial-handle=1932,i,16892089288796895679,11984906020430774105,131072 /prefetch:8
                                2⤵
                                  PID:4296
                                • 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=4728 --field-trial-handle=1932,i,16892089288796895679,11984906020430774105,131072 /prefetch:8
                                  2⤵
                                    PID:5168
                                • C:\Program Files\Google\Chrome\Application\110.0.5481.104\elevation_service.exe
                                  "C:\Program Files\Google\Chrome\Application\110.0.5481.104\elevation_service.exe"
                                  1⤵
                                    PID:3848

                                  Network

                                  MITRE ATT&CK Enterprise v15

                                  Replay Monitor

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                                  Downloads

                                  • 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\Google\Chrome\User Data\Default\Network\TransportSecurity

                                    Filesize

                                    354B

                                    MD5

                                    042cd0d9c8b2ceb14bf47387fbd45364

                                    SHA1

                                    fcfe09eec61e24ae6f7e37252b6c404c0b5b67f5

                                    SHA256

                                    03afec252b3a4b1ed6b4ad5d8323261a6276458ec94d73b347223088e193108e

                                    SHA512

                                    d95c56676856092cd8c883475efb700227265161adffa2979251a586d9f18ec6783d5bd4bd6ff842252c48cf6ab5d81d529258e51812eb60faf08247bb1b6187

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

                                    Filesize

                                    6KB

                                    MD5

                                    1ddac0b65dd67ce2fee792bd8bcc88a3

                                    SHA1

                                    0496ce454b9f63ef058d79d9369a2eed633ea768

                                    SHA256

                                    c68d8e9d21de6b75a4ea2e6c492616da333f92843c9fe6e30682a0bc87ca02ba

                                    SHA512

                                    5b50c6d2442e398275c79f218a8b51f13585d7cfb985d4a935c9944d3934894ea6a382e79f96d97b10fb81767d60f9320509dc4fbc566a87281a92b95fa03125

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

                                    Filesize

                                    16KB

                                    MD5

                                    d2dc8e89ff86763e0703f3c4e0c9e9e6

                                    SHA1

                                    7dbaf7496a13677a76e0e9587a36c81b93f5404b

                                    SHA256

                                    d8490e6d2960e56e0261ebecb859c9975ba03f520ff236f6c9eb5edb07b40a78

                                    SHA512

                                    b21c16feae421d8d07c34ebcfafe0e2ae98006f3d778f05750b3a00ebe7f81b38af8485a77657b608c0914c1eed44b8ca3318fdd54c742cd3c21b7d5ed165e5a

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

                                    Filesize

                                    261KB

                                    MD5

                                    205e73d543202d92870005277c59aaf1

                                    SHA1

                                    74777b10d4f9dd71bf660235c0f44b4c12c70d4c

                                    SHA256

                                    2eb898392782a78ad7c4def5cbeaf6d2a86cd85c7e8546338b01dc1ce4a91aab

                                    SHA512

                                    1c8b20a0826f413c74bc1730e0e2ae3c1e2590881919d36eba85261a2ace71b4e7bf9bf53eadee917b90c5846342e81a957241db7cb2440a6f9ca6eb60d6248f

                                  • memory/408-1-0x0000000000400000-0x0000000000552000-memory.dmp

                                    Filesize

                                    1.3MB

                                  • memory/408-2-0x0000000000400000-0x0000000000552000-memory.dmp

                                    Filesize

                                    1.3MB

                                  • memory/408-8-0x0000000000400000-0x0000000000552000-memory.dmp

                                    Filesize

                                    1.3MB

                                  • memory/408-5-0x0000000002310000-0x000000000231A000-memory.dmp

                                    Filesize

                                    40KB

                                  • memory/408-6-0x0000000077682000-0x0000000077683000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/408-7-0x0000000077683000-0x0000000077684000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/408-0-0x0000000000400000-0x0000000000552000-memory.dmp

                                    Filesize

                                    1.3MB

                                  • memory/408-4-0x000000006F670000-0x000000006F680000-memory.dmp

                                    Filesize

                                    64KB

                                  • memory/408-3-0x0000000000570000-0x0000000000571000-memory.dmp

                                    Filesize

                                    4KB