Resubmissions

20-02-2024 00:31

240220-at2hwaga8y 6

20-02-2024 00:27

240220-arzw9sga5t 3

Analysis

  • max time kernel
    94s
  • max time network
    152s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    20-02-2024 00:27

General

  • Target

    simple-esp.dll

  • Size

    132KB

  • MD5

    de86861ebf9640b71759814b0e54f93a

  • SHA1

    80bd116ac6d8f8623c17d57fa4afcb1f0fc8b5b4

  • SHA256

    c05f4b13024db8b37e57f988898e5dc9ea8ec7b4e6bb6007309bf4e4a179ff94

  • SHA512

    9e8d33b3d9bca179c12fb5417e5b688acca25feedf18befd526ea18afc8bb5b6e59b0a56d67b8653f5713e34181cb59d09a51084bcd5db3df9bfd6aec3197bea

  • SSDEEP

    3072:hBPaJkXn7y7xbcmB50v1mFXRlvNfEtfNqcw6VTHI:hBPp7ExbcmB50vkblvNMUUTHI

Score
1/10

Malware Config

Signatures

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 50 IoCs
  • Suspicious use of SendNotifyMessage 48 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\simple-esp.dll,#1
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    PID:2636
  • C:\Windows\explorer.exe
    "C:\Windows\explorer.exe"
    1⤵
      PID:1692
    • C:\Program Files\Google\Chrome\Application\chrome.exe
      "C:\Program Files\Google\Chrome\Application\chrome.exe"
      1⤵
      • Enumerates system info in registry
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:2676
      • 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=106.0.5249.119 --initial-client-data=0xc0,0xc4,0xc8,0x94,0xcc,0x7fef5069758,0x7fef5069768,0x7fef5069778
        2⤵
          PID:2100
        • 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=1120 --field-trial-handle=1220,i,4077799354116370353,18011692784720048186,131072 /prefetch:2
          2⤵
            PID:2912
          • 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=1512 --field-trial-handle=1220,i,4077799354116370353,18011692784720048186,131072 /prefetch:8
            2⤵
              PID:2016
            • 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=utility --mojo-platform-channel-handle=1612 --field-trial-handle=1220,i,4077799354116370353,18011692784720048186,131072 /prefetch:8
              2⤵
                PID:312
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=2272 --field-trial-handle=1220,i,4077799354116370353,18011692784720048186,131072 /prefetch:1
                2⤵
                  PID:1088
                • C:\Program Files\Google\Chrome\Application\chrome.exe
                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --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=2248 --field-trial-handle=1220,i,4077799354116370353,18011692784720048186,131072 /prefetch:1
                  2⤵
                    PID:580
                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --gpu-preferences=UAAAAAAAAADgAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --use-gl=angle --use-angle=swiftshader-webgl --mojo-platform-channel-handle=1468 --field-trial-handle=1220,i,4077799354116370353,18011692784720048186,131072 /prefetch:2
                    2⤵
                      PID:2444
                    • C:\Program Files\Google\Chrome\Application\chrome.exe
                      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --mojo-platform-channel-handle=3188 --field-trial-handle=1220,i,4077799354116370353,18011692784720048186,131072 /prefetch:1
                      2⤵
                        PID:1388
                      • C:\Program Files\Google\Chrome\Application\chrome.exe
                        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=9 --mojo-platform-channel-handle=3980 --field-trial-handle=1220,i,4077799354116370353,18011692784720048186,131072 /prefetch:1
                        2⤵
                          PID:2204
                        • 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=3908 --field-trial-handle=1220,i,4077799354116370353,18011692784720048186,131072 /prefetch:8
                          2⤵
                            PID:2780
                          • C:\Program Files\Google\Chrome\Application\chrome.exe
                            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=11 --mojo-platform-channel-handle=1020 --field-trial-handle=1220,i,4077799354116370353,18011692784720048186,131072 /prefetch:1
                            2⤵
                              PID:2280
                            • 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=3360 --field-trial-handle=1220,i,4077799354116370353,18011692784720048186,131072 /prefetch:8
                              2⤵
                                PID:1516
                              • C:\Program Files\Google\Chrome\Application\chrome.exe
                                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=13 --mojo-platform-channel-handle=3184 --field-trial-handle=1220,i,4077799354116370353,18011692784720048186,131072 /prefetch:1
                                2⤵
                                  PID:2704
                              • C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe
                                "C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe"
                                1⤵
                                  PID:1996

                                Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

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                                Downloads

                                • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Cache\Cache_Data\f_000006

                                  Filesize

                                  194KB

                                  MD5

                                  ac84f1282f8542dee07f8a1af421f2a7

                                  SHA1

                                  261885284826281a99ff982428a765be30de9029

                                  SHA256

                                  193b8f571f3fd65b98dc39601431ff6e91ade5f90ee7790bfc1fba8f7580a4b0

                                  SHA512

                                  9f4f58ab43ddadad903cea3454d79b99a750f05e4d850de5f25371d5bec16fc312015a875b8f418154f1124c400ae1c82e2efd862870cd35c3f0961426c8cd82

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

                                  Filesize

                                  168B

                                  MD5

                                  b203a9163dc4444ed12eace77847fe5f

                                  SHA1

                                  926ba84b8475d2e1c39dbeb7f09215b00f93635f

                                  SHA256

                                  1e95278908709c95770e970bacc46e8fba4216dc40ee561a2aee71d68100e3c2

                                  SHA512

                                  6f476d739810272f0d36d4e60983310d78023d387d18985743553fe89ee44f849f043291a8399960cf3026de3fb32536c96c0a7ccc97a08caeef939a15cedad9

                                • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\GPUCache\data_1

                                  Filesize

                                  264KB

                                  MD5

                                  f50f89a0a91564d0b8a211f8921aa7de

                                  SHA1

                                  112403a17dd69d5b9018b8cede023cb3b54eab7d

                                  SHA256

                                  b1e963d702392fb7224786e7d56d43973e9b9efd1b89c17814d7c558ffc0cdec

                                  SHA512

                                  bf8cda48cf1ec4e73f0dd1d4fa5562af1836120214edb74957430cd3e4a2783e801fa3f4ed2afb375257caeed4abe958265237d6e0aacf35a9ede7a2e8898d58

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

                                  Filesize

                                  526B

                                  MD5

                                  2bf34d4b3353794f2e7f435f9c0e963f

                                  SHA1

                                  fdcafb3a339aa01fd96df62f52e3689d5c1d301d

                                  SHA256

                                  39b97d147fb231093d4b82d35c04c77859a953217ebbaf120fcb1838c1751647

                                  SHA512

                                  754858d31878b833044b71fc29f8486c1265a0969e538dd3c8e53208a3ed4baaaeab2684390b4072c7f2af7a3342b90b240de60d2269cf339f6fbc43fc455442

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

                                  Filesize

                                  363B

                                  MD5

                                  f66b942d6ae478c8d2d4ef8937daaa74

                                  SHA1

                                  74fa03aeb494d6a96364340f6278e5c69bbffebe

                                  SHA256

                                  3446905e91dede964780ae39c302875dbdb623542273ff6797e69acda6b31eb4

                                  SHA512

                                  f45b7cc84f440e281e60ca4a65faab5aa3ddd5198ad068c52a02dd053c76caeb5735d26f7247e08dffac5ba3ca848e8069d4286ea82bbb93594d1c2c83c5cf03

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

                                  Filesize

                                  5KB

                                  MD5

                                  06c9702212d46979ae9d90e05d4ff867

                                  SHA1

                                  3aee941e4dc70a70feb2cee510a8becd40fac47d

                                  SHA256

                                  6040bda35bdc9d0b6cd1e728ebc44ce49c0a611a69c39941f296e90e20bb9890

                                  SHA512

                                  f3551ef5a8aef4cd7b5d54555b5222e81c6e948eb56777d120d42a26192f277e0f4f96e7c921146d36874c5e6b02dfaf59435576d247f04bdb480f3f4ee5b198

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

                                  Filesize

                                  4KB

                                  MD5

                                  610e74e60a41856892c8105d16d6157a

                                  SHA1

                                  2b56ed98a4ab9b85a5df905543563884ba9e3172

                                  SHA256

                                  fe8470d0d8558d752f1756b98bc4378516c81b32ebb146b025890d60ace5daa8

                                  SHA512

                                  fd1a2068ff991cbda4b1fa49fc68439f903a01095379ac89a3441aada0e792ded85d076f4750471c82999e4914d00651cef48a335390970ecd0b4b704f82995b

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

                                  Filesize

                                  5KB

                                  MD5

                                  9532866de3e97d5c4033b982bcb41180

                                  SHA1

                                  b7030575a7b0bc912fdc9970a8f1220267d0194c

                                  SHA256

                                  359441ca2d80628186ec5f704906c3eff39ca0ac2a9f02ee2361a1d95ad3fba6

                                  SHA512

                                  cfb892be6d5c97efb4725f8b49d2a4e9e3a210d5a64a090de7f620e70e428992674c7fc696082219a0358154d998f246ca37132e11a49a1d6a7cf1bdbcf19362

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

                                  Filesize

                                  5KB

                                  MD5

                                  e23f0fe9c8ceff9e6340164267273879

                                  SHA1

                                  4813bb1820fdb489c531afaf6cf5eeb107e58cdb

                                  SHA256

                                  070ec49c9b708c4fb32364f848d8594667d09c881623b83020cb2f46a0d9e6ca

                                  SHA512

                                  fe6ac3c3ee44528c613a396a01d5ab85386d4a25807068d1bd1c580bba527b7640f1f2ac38192747416e7be9e9cb4be1878130113dfcb670af230b290c78b8f9

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

                                  Filesize

                                  5KB

                                  MD5

                                  35d8d2b3d94e0c13cea0d75df012121c

                                  SHA1

                                  5590ff86325e8c355222c8c11f15df8a05c17c99

                                  SHA256

                                  feef8d35ca8acfb86bc5fb0ab34ba0272eee5cf242988699d9607a08325d8797

                                  SHA512

                                  29e2025b28e730a35c8b41227fec3b823a84786cb8ea7497c76c2ed1c9f67742a4d2b23b3decf76df0c9a32cf78d26548e7f353bd59eac431d9654b96f0b6a0c

                                • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Site Characteristics Database\000007.dbtmp

                                  Filesize

                                  16B

                                  MD5

                                  18e723571b00fb1694a3bad6c78e4054

                                  SHA1

                                  afcc0ef32d46fe59e0483f9a3c891d3034d12f32

                                  SHA256

                                  8af72f43857550b01eab1019335772b367a17a9884a7a759fdf4fe6f272b90aa

                                  SHA512

                                  43bb0af7d3984012d2d67ca6b71f0201e5b948e6fe26a899641c4c6f066c59906d468ddf7f1df5ea5fa33c2bc5ea8219c0f2c82e0a5c365ad7581b898a8859e2

                                • C:\Users\Admin\AppData\Local\Temp\Cab24C2.tmp

                                  Filesize

                                  65KB

                                  MD5

                                  ac05d27423a85adc1622c714f2cb6184

                                  SHA1

                                  b0fe2b1abddb97837ea0195be70ab2ff14d43198

                                  SHA256

                                  c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

                                  SHA512

                                  6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

                                • C:\Users\Admin\AppData\Local\Temp\Tar24D4.tmp

                                  Filesize

                                  171KB

                                  MD5

                                  9c0c641c06238516f27941aa1166d427

                                  SHA1

                                  64cd549fb8cf014fcd9312aa7a5b023847b6c977

                                  SHA256

                                  4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

                                  SHA512

                                  936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06