Analysis

  • max time kernel
    58s
  • max time network
    66s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-11-2024 19:26

General

  • Target

    4be94f702c445d29a29d9c6cfd27402912d8e453d7d7c7a47d26b736673896a3.exe

  • Size

    58KB

  • MD5

    d851457375df95ee26ca13524e5bbbfb

  • SHA1

    8243d96f85b5290c864ea8b29638d3d4baca4a86

  • SHA256

    4be94f702c445d29a29d9c6cfd27402912d8e453d7d7c7a47d26b736673896a3

  • SHA512

    0ec419e362d8f6f5c9819faa572fc15c24d94a166a3032348ff544cfbd250128bf03fc1fe37764642a3dd1d793ce12331ec193dbd737b1617697c7dd82eae7e9

  • SSDEEP

    1536:y2q3pLscBG2HwE+xSC3RUIHpZMXpB9O+nk:QVDg4wt33H7ypfO+nk

Malware Config

Extracted

Family

njrat

Version

im523

Botnet

HacKed

C2

127.0.0.1:7771

Mutex

4c7a09e2b9a3f7aed80289c245122ae5

Attributes
  • reg_key

    4c7a09e2b9a3f7aed80289c245122ae5

  • splitter

    |'|'|

Signatures

  • Njrat family
  • njRAT/Bladabindi

    Widely used RAT written in .NET.

  • Suspicious use of SetThreadContext 1 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 9 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\4be94f702c445d29a29d9c6cfd27402912d8e453d7d7c7a47d26b736673896a3.exe
    "C:\Users\Admin\AppData\Local\Temp\4be94f702c445d29a29d9c6cfd27402912d8e453d7d7c7a47d26b736673896a3.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2836
    • C:\Users\Admin\AppData\Local\Temp\4be94f702c445d29a29d9c6cfd27402912d8e453d7d7c7a47d26b736673896a3.exe
      "C:\Users\Admin\AppData\Local\Temp\4be94f702c445d29a29d9c6cfd27402912d8e453d7d7c7a47d26b736673896a3.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2188
      • 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=4be94f702c445d29a29d9c6cfd27402912d8e453d7d7c7a47d26b736673896a3.exe&platform=0009&osver=6&isServer=0&shimver=4.0.30319.0
        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=0xfc,0x100,0x104,0xd8,0x108,0x7ff916b146f8,0x7ff916b14708,0x7ff916b14718
          4⤵
            PID:3948
          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=1876,3865873534111559111,2849347311368637108,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2068 /prefetch:2
            4⤵
              PID:5072
            • 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=1876,3865873534111559111,2849347311368637108,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2216 /prefetch:3
              4⤵
              • Suspicious behavior: EnumeratesProcesses
              PID:5104
            • 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=1876,3865873534111559111,2849347311368637108,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2880 /prefetch:8
              4⤵
                PID:3552
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1876,3865873534111559111,2849347311368637108,131072 --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=3256 /prefetch:1
                4⤵
                  PID:2228
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1876,3865873534111559111,2849347311368637108,131072 --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=3268 /prefetch:1
                  4⤵
                    PID:4988
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1876,3865873534111559111,2849347311368637108,131072 --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=4852 /prefetch:1
                    4⤵
                      PID:2940
                    • 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=1876,3865873534111559111,2849347311368637108,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5248 /prefetch:8
                      4⤵
                        PID:2700
                      • 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=1876,3865873534111559111,2849347311368637108,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5248 /prefetch:8
                        4⤵
                        • Suspicious behavior: EnumeratesProcesses
                        PID:1456
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1876,3865873534111559111,2849347311368637108,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=9 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5072 /prefetch:1
                        4⤵
                          PID:4144
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1876,3865873534111559111,2849347311368637108,131072 --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=10 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4992 /prefetch:1
                          4⤵
                            PID:4512
                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1876,3865873534111559111,2849347311368637108,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=11 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3172 /prefetch:1
                            4⤵
                              PID:4476
                            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1876,3865873534111559111,2849347311368637108,131072 --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=5592 /prefetch:1
                              4⤵
                                PID:1972
                              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1876,3865873534111559111,2849347311368637108,131072 --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=5840 /prefetch:1
                                4⤵
                                  PID:2556
                                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1876,3865873534111559111,2849347311368637108,131072 --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=14 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5868 /prefetch:1
                                  4⤵
                                    PID:3420
                                • 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=4be94f702c445d29a29d9c6cfd27402912d8e453d7d7c7a47d26b736673896a3.exe&platform=0009&osver=6&isServer=0&shimver=4.0.30319.0
                                  3⤵
                                    PID:4496
                                    • 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=0x104,0x108,0x10c,0xe0,0x110,0x7ff916b146f8,0x7ff916b14708,0x7ff916b14718
                                      4⤵
                                        PID:1260
                                • C:\Windows\System32\CompPkgSrv.exe
                                  C:\Windows\System32\CompPkgSrv.exe -Embedding
                                  1⤵
                                    PID:376
                                  • C:\Windows\System32\CompPkgSrv.exe
                                    C:\Windows\System32\CompPkgSrv.exe -Embedding
                                    1⤵
                                      PID:3560

                                    Network

                                    MITRE ATT&CK Enterprise v15

                                    Replay Monitor

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                                    Downloads

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

                                      Filesize

                                      152B

                                      MD5

                                      fab8d8d865e33fe195732aa7dcb91c30

                                      SHA1

                                      2637e832f38acc70af3e511f5eba80fbd7461f2c

                                      SHA256

                                      1b034ffe38e534e2b7a21be7c1f207ff84a1d5f3893207d0b4bb1a509b4185ea

                                      SHA512

                                      39a3d43ef7e28fea2cb247a5d09576a4904a43680db8c32139f22a03d80f6ede98708a2452f3f82232b868501340f79c0b3f810f597bcaf5267c3ccfb1704b43

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

                                      Filesize

                                      152B

                                      MD5

                                      36988ca14952e1848e81a959880ea217

                                      SHA1

                                      a0482ef725657760502c2d1a5abe0bb37aebaadb

                                      SHA256

                                      d7e96088b37cec1bde202ae8ec2d2f3c3aafc368b6ebd91b3e2985846facf2e6

                                      SHA512

                                      d04b2f5afec92eb3d9f9cdc148a3eddd1b615e0dfb270566a7969576f50881d1f8572bccb8b9fd7993724bdfe36fc7633a33381d43e0b96c4e9bbd53fc010173

                                    • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Code Cache\js\index-dir\the-real-index

                                      Filesize

                                      264B

                                      MD5

                                      391ce7c6eb32a795e3c4eb23018f90d8

                                      SHA1

                                      ba315e1c09005ac320417d0479338e14c10576ae

                                      SHA256

                                      45811e608d7097a749ad31ebcee1a2e966aee06e6c360fb742c706c7fb44ebe7

                                      SHA512

                                      7ae644e53f515abd828d6fc7317f7a4ec313aae1e494b07543a7218725fd4b69058251cacc5bc2d4ccff5894e1697b06325be4db2b8ae879525bc4438caf02c5

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

                                      Filesize

                                      111B

                                      MD5

                                      285252a2f6327d41eab203dc2f402c67

                                      SHA1

                                      acedb7ba5fbc3ce914a8bf386a6f72ca7baa33c6

                                      SHA256

                                      5dfc321417fc31359f23320ea68014ebfd793c5bbed55f77dab4180bbd4a2026

                                      SHA512

                                      11ce7cb484fee66894e63c31db0d6b7ef66ad0327d4e7e2eb85f3bcc2e836a3a522c68d681e84542e471e54f765e091efe1ee4065641b0299b15613eb32dcc0d

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

                                      Filesize

                                      6KB

                                      MD5

                                      d06cdfea605b50087dc9dda70f390760

                                      SHA1

                                      569ac199273646b08486f55601db6daeb187b9eb

                                      SHA256

                                      1390fb20d665847ebf6dfb2b842c9d29477e54f77de11c5debfdb0cd06883f8a

                                      SHA512

                                      a9d7dacfd19264e11aa16ca4a0ce93e25f56cf1a6445925b360441e3217f307ceef89440cff97129783bec040428dfd8bc7f43012cfdeda8c16c0e8ad0f0008b

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

                                      Filesize

                                      6KB

                                      MD5

                                      1f6684f42f791091fdee1be9688aa69a

                                      SHA1

                                      44e9d4a6918fcd67272aa8307588760d4f04c7d3

                                      SHA256

                                      92735f245e30e2f09ff3c9a656d6faed2c540b1f738d64f6e4a9a0c185a9bae2

                                      SHA512

                                      79b7478c79b03394492d272d0be668750a4d95fa65d2cc2b86710b12818453d917abade588e7f070d268872c4e953f4c0947aba50ea72b60134240d04037094f

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

                                      Filesize

                                      5KB

                                      MD5

                                      d5c651491161fe9a9df7a24cc04f0dfd

                                      SHA1

                                      c68d3a6a4aa5113dcdc61fcec3b71786141d337f

                                      SHA256

                                      d7f769f65c699b6923ff2434b1f8052727031d47d48323400a41a1c63e90aa35

                                      SHA512

                                      acae79c360b043f6d754d4c0574d0e5aae21a5d49abf833c2d215e15418d88f7cc26b07e9f10a23b2cf07ecd517f493845f235af558bbd1e84047ac09c7884d4

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

                                      Filesize

                                      367B

                                      MD5

                                      e0f5955914f49ba658d81d9fb2192e0c

                                      SHA1

                                      ef658e30539f112a0f457198e202615c797ec6d9

                                      SHA256

                                      9712eb07a73d8c1ca61682779ba7e582ccd41eb129df1993caeb8bc0a5451fb0

                                      SHA512

                                      21bcde4f56426332fb783b5ceaa9ca4ed9ed0fc38aa56e57c6acd1e62835a829b006623dbc5e2252fbde4a0d4ad1bc79655afbe54f23a1efe313b4da342d982c

                                    • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\TransportSecurity~RFe57f52d.TMP

                                      Filesize

                                      371B

                                      MD5

                                      aa243edc5f331c0d3e8c91faafaf96bd

                                      SHA1

                                      3264a36f6cd1515645a8140027f18c6ac27a3e04

                                      SHA256

                                      65dd38839b350e2d4291a2ab4725dc1b2b8ba164b156d74b8b1bf95c9b42ed65

                                      SHA512

                                      0e6a708c23ebe8a7c35c8dcc2e774a8678da1a7b9741881a498ab4d5c4357b4895b322e418dbd4e3823d70a35d579a1ca36048f14ad094b3161d3407af3455b7

                                    • 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

                                      10KB

                                      MD5

                                      d47bd2d8dfd05f9a48cf5ccde4cf0f24

                                      SHA1

                                      92112d09cc1b7e06d5e9df99981fa658360a3621

                                      SHA256

                                      1fef0827a78ad4569f689be3f3e350899420e4e82183548bbb9bd429dd490a73

                                      SHA512

                                      edadde405c9257562ac12283ad9c18b056f68365e98b7e05e1cfa7ee2741c6597f5d4e98b4b8005001574cff61a973f3fd99d6f954ccf5fc457972b704625c6f

                                    • memory/2188-0-0x0000000000400000-0x0000000000410000-memory.dmp

                                      Filesize

                                      64KB

                                    • memory/2188-1-0x0000000000400000-0x0000000000410000-memory.dmp

                                      Filesize

                                      64KB

                                    • memory/2188-2-0x0000000000400000-0x0000000000410000-memory.dmp

                                      Filesize

                                      64KB

                                    • memory/2836-4-0x0000000000400000-0x0000000000415000-memory.dmp

                                      Filesize

                                      84KB