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Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15/07/2024, 10:52

General

  • Target

    https://outlook.office365.com/owa/[email protected]/groupsubscription.ashx?realm=unhcr365.onmicrosoft.com&source=WelcomeEmail&sourceversion=V3&action=conversations

Score
5/10

Malware Config

Signatures

  • Drops file in System32 directory 2 IoCs
  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies data under HKEY_USERS 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 4 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:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe" --disable-background-networking --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument https://outlook.office365.com/owa/[email protected]/groupsubscription.ashx?realm=unhcr365.onmicrosoft.com&source=WelcomeEmail&sourceversion=V3&action=conversations
    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:4912
    • 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" --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win64 --annotation=prod=Chrome --annotation=ver=123.0.6312.106 --initial-client-data=0xf8,0xfc,0x100,0xd4,0x104,0x7ffe1a32cc40,0x7ffe1a32cc4c,0x7ffe1a32cc58
      2⤵
        PID:216
      • 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=1964,i,13025058405715622549,17855852096273071207,262144 --variations-seed-version=20240708-180128.343000 --mojo-platform-channel-handle=1960 /prefetch:2
        2⤵
          PID:1580
        • 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=1876,i,13025058405715622549,17855852096273071207,262144 --variations-seed-version=20240708-180128.343000 --mojo-platform-channel-handle=2088 /prefetch:3
          2⤵
            PID:1600
          • 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=2236,i,13025058405715622549,17855852096273071207,262144 --variations-seed-version=20240708-180128.343000 --mojo-platform-channel-handle=2248 /prefetch:8
            2⤵
              PID:3656
            • C:\Program Files\Google\Chrome\Application\chrome.exe
              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --no-appcompat-clear --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --field-trial-handle=3124,i,13025058405715622549,17855852096273071207,262144 --variations-seed-version=20240708-180128.343000 --mojo-platform-channel-handle=3160 /prefetch:1
              2⤵
                PID:3088
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --no-appcompat-clear --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --field-trial-handle=3116,i,13025058405715622549,17855852096273071207,262144 --variations-seed-version=20240708-180128.343000 --mojo-platform-channel-handle=3188 /prefetch:1
                2⤵
                  PID:2200
                • C:\Program Files\Google\Chrome\Application\chrome.exe
                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --no-appcompat-clear --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=7 --field-trial-handle=4512,i,13025058405715622549,17855852096273071207,262144 --variations-seed-version=20240708-180128.343000 --mojo-platform-channel-handle=3120 /prefetch:1
                  2⤵
                    PID:1572
                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --no-appcompat-clear --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --field-trial-handle=4520,i,13025058405715622549,17855852096273071207,262144 --variations-seed-version=20240708-180128.343000 --mojo-platform-channel-handle=3392 /prefetch:1
                    2⤵
                      PID:2880
                    • 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=4760,i,13025058405715622549,17855852096273071207,262144 --variations-seed-version=20240708-180128.343000 --mojo-platform-channel-handle=4812 /prefetch:8
                      2⤵
                        PID:3120
                      • C:\Program Files\Google\Chrome\Application\chrome.exe
                        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --disable-gpu-sandbox --use-gl=disabled --gpu-vendor-id=4318 --gpu-device-id=140 --gpu-sub-system-id=0 --gpu-revision=0 --gpu-driver-version=10.0.19041.546 --no-appcompat-clear --gpu-preferences=WAAAAAAAAADoAAAMAAAAAAAAAAAAAAAAAABgAAEAAAA4AAAAAAAAAAAAAACEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGAAAAAAAAAAYAAAAAAAAAAgAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --field-trial-handle=4944,i,13025058405715622549,17855852096273071207,262144 --variations-seed-version=20240708-180128.343000 --mojo-platform-channel-handle=728 /prefetch:8
                        2⤵
                        • Drops file in System32 directory
                        • Suspicious behavior: EnumeratesProcesses
                        PID:1188
                    • C:\Program Files\Google\Chrome\Application\123.0.6312.106\elevation_service.exe
                      "C:\Program Files\Google\Chrome\Application\123.0.6312.106\elevation_service.exe"
                      1⤵
                        PID:2240
                      • C:\Windows\system32\svchost.exe
                        C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s NgcSvc
                        1⤵
                          PID:4056

                        Network

                        MITRE ATT&CK Enterprise v15

                        Replay Monitor

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                        Downloads

                        • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\53b991f5-ce4c-4256-b5fb-ff5a6b2ff409.tmp

                          Filesize

                          9KB

                          MD5

                          faa8d9da3b1faa1d24c469f84fb4dfe5

                          SHA1

                          7ae6233f789b42cb7a21d69552f1df3b89002304

                          SHA256

                          95ebbca9c45338558ae282d589fc28e9e394d495d12f86b3586dc296229d4f21

                          SHA512

                          0c7c48267e084c8d44dfb970f73bb1681654086c69e80f4afd3637db9bee1e4e803f67482f239013f3d0c5484b527eeeb36942419aa9d0f36da8a867239a8ac1

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

                          Filesize

                          240B

                          MD5

                          6edec8d9d4c84db736819394fd1329fb

                          SHA1

                          b65a4f993a9ea139d32ba7b15cd9dc1a2f769d47

                          SHA256

                          382924125f7efb15f0be35b8df35385b00437784de6d4ac45a3b6641c655e614

                          SHA512

                          73071e2b43270184ec52e1398ac46f1d00f2550c6cbcd4cc4117584f44c13356fce8e81af1653f8e59f68488e2b9f096c676393687c2c5d9e1f55073b5ffc1dc

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

                          Filesize

                          3KB

                          MD5

                          db0c0c399731c48236f39b6be016abdf

                          SHA1

                          e272769e1d68f006f61c53a56b130742108f1ee1

                          SHA256

                          8337154d813a334275a7d031318ed241049c320d962e4c4407405a362d479b28

                          SHA512

                          dc112ef1261ac052c8b4a52c5ff69c6a4df7a2e9c1ab8fb061405cc767a255fcd7fad7c5953bbea5ddbcbfe4fa44f8b6c7f42f36badec1ed56fb1351bd05905a

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

                          Filesize

                          2KB

                          MD5

                          ad33c4dc730d6ad646fa0e862564824e

                          SHA1

                          88607a91886c7c699ca786a1204548801d099570

                          SHA256

                          e4fefd8dcd4eab0a2f936566e37ea3b48351e5f09ba3f7e947dd7cad68363c36

                          SHA512

                          66c23a828680369c70d72cef5ef9608aa6d1ae3fcd2cdd86030334d2e592310f940fb1a99cebd63d73094ebef76d9afbf8361a3bc9b6c3990c5240071b3ae9fe

                        • 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

                          1KB

                          MD5

                          800caa82f1e7ce3c75a89ee253a36858

                          SHA1

                          381d8c36329760747919384d365bdd12e04a8678

                          SHA256

                          fc97d50e8f4e73e1c71f78240d856776cefaf9d8f1836c7b55881b84297e5788

                          SHA512

                          6cbd8aa86a9467ff54256e2542faa72752ac8dc25d30f901b747fbe764c98a6281c087e0daaa2dea0239ecae6083047a13a6e2e022b012bdbd2e90221b9c9c0c

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

                          Filesize

                          1KB

                          MD5

                          37be335a78bfafb17e4d99275bc8b5c5

                          SHA1

                          0ef24751f5fc106482331e1bfebfc5aed8b00711

                          SHA256

                          4d0c022283bbb9f8df0ef1b63d01c912420b97bc4fe9d0521e5200fc168d1f92

                          SHA512

                          f4326434538a993d1ce36a9e60a7a13bda052131a91d94853e1c96628b42be097910c52d97d2195c9066e8ad7df5ce41d5c55c190dd5c4a399039f0eeb039c80

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

                          Filesize

                          8KB

                          MD5

                          9830a57611cbd9ead4d00a3d3f4cfc49

                          SHA1

                          777ddd0b94bd4c601fb106115a73983b881b4131

                          SHA256

                          c20175e26c8974519e13fb30b1ddf76a14d45b4d5f5492ddadc69e2ad692dec7

                          SHA512

                          0511dc7181b2cd84a81f67ba02a1ddb46097fe6170aec97873d51b40c5cf76e084ea25b6e3e2036ee79e9ffd9a06be177cb599c96dd759cb334c6430280f79c9

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

                          Filesize

                          8KB

                          MD5

                          700aec765ebc61c6c2960118ed4b0610

                          SHA1

                          4b7e5112983720db149843c23891daf8b17a00a9

                          SHA256

                          945e444592ab3fa2a87987be82d31bb8822440d08d13976e82fc2b2ec9313653

                          SHA512

                          9e0d831a6c6aaea3411d513e64061c52d5fa8600947faf07067f31bd386d44b0a0508275f292ccb33188bfc2b6368c52d523e61b9b637fbb59df7049c88ba06a

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

                          Filesize

                          9KB

                          MD5

                          e087c08c2002be5891d1ff291da23c8e

                          SHA1

                          63c0a3e0ff454b96abb6914365ebb2a1bfecc6b1

                          SHA256

                          aa05a200a897625c43e52ccaa1e69d9dbf4eb2c85988296f9c83b510456e92d1

                          SHA512

                          8e2ee1d8ad9283bd6a9b64d820e57c679e64befe51a04fbab64659a43882fd5279ed8620a5cf53c914a663a6b4f9b45f77f3c7b17fa3b273668f489f0b428f94

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

                          Filesize

                          9KB

                          MD5

                          9f67482241d44b76772c2c18f4eefdc8

                          SHA1

                          32d86be1fde165c08f7094d3abe7795bd4e4de69

                          SHA256

                          cf3575534e76e93912d18c71467b146aafe763d0a587711fc3ca04d52bd10f29

                          SHA512

                          c88f3f33da28cec0510cde6b7c837e2f6364a70597cf2a201ba1803b120b3405ceb5410870532408e5452c11b5c39ba4c06b75349ded42c5562610719db832ff

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

                          Filesize

                          9KB

                          MD5

                          97e80908e046cdf92d2db73f5656a84e

                          SHA1

                          977d11181ca4b2bb39d033dd8b924e052123bebf

                          SHA256

                          e7482de76789024d83b21cf689d86c80697b7749a3f46f7d738d4fea5e728f7c

                          SHA512

                          017360574042393b7cc615aa95a943543b863fb54671ab3d4b04694278e221663708be2581668b66261c2b0e82db8e4f4a7a3367690ac040d73add0241dd086e

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

                          Filesize

                          8KB

                          MD5

                          3184bc313b7317f028ddb0f2220ea250

                          SHA1

                          79209aba826a524e8196bdcf7ab1696bb13dec59

                          SHA256

                          4595a22376438a44293879a2d7d1f30d7214135e22ab5c87c6994d2fa996877a

                          SHA512

                          c06cea40636506e6a1d3a0566722ca5ac209b1f78c8efd68d6b153b8001a0c3fb5d16d6a712f8d4c576a009d1060b3ef1eeedc822673d6cda909195090a0753d

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

                          Filesize

                          8KB

                          MD5

                          badaecd7fe00e9aa192f967a0d821387

                          SHA1

                          b6a269048556d46192b0a9f8f0ddbf526aae6dd7

                          SHA256

                          a05a1dc09cbcfecc774d0ce5f120d7a8869d01719ea86519df7c3e4994b562a3

                          SHA512

                          a6d22835a07652ceec17b71a599f13387675e0cceea5762edf903091dfeeee2b9a462eec414d9c3ac1e3a5701aba68c866738061f49298db52e05a8b03c90275

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

                          Filesize

                          9KB

                          MD5

                          b2f86469f35775854e46c2b445d7d11e

                          SHA1

                          e4ba7c98bf6f39f82fbd3a1888d4909978f50d76

                          SHA256

                          3c6ae7f1a56faba80be05a0f9f0ddc956e62dd7c4d864e5077c92b7fe5f89326

                          SHA512

                          64597fbfc43ec8cdd54a9e7353300ea5f05fa296cb7797761599c1c59f0b6b3acff1248cd63f85d5df9f1f52440a4e18cf90635455aba9b28bb8d630329194dd

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

                          Filesize

                          9KB

                          MD5

                          c19ab9cbb8ce917ea2a187c81b39c4df

                          SHA1

                          34e3fc8e9b01108855ac57add6eada25a6782725

                          SHA256

                          a532ca75d5a0dc2c9755343a3481472ba99233cf7c23a1c067433cf1bcd22663

                          SHA512

                          889e10da55f7fc8985fd230b89503258e08cc55a76d6ea1b539e5fb7d0dcee18789fe571837df857e408caeb0194b09882ed3a24bf934b17fd4245448dc53f0d

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

                          Filesize

                          92KB

                          MD5

                          c31aed9afe6afb30c3889fada9ccd667

                          SHA1

                          053e3815e2a08eb7e778a436e45010e6c11c34aa

                          SHA256

                          054a0002c11bce20091a12db53f9f5ca353a1e1ebae95a6050d839c4706284ca

                          SHA512

                          8e9491180f82fd2f29647beec32fe4b5a874f8f03eb4eae20dbd5b77d5304154c49e45f51a9b5d1bd115921269d0205f40e54e3c57e84e69cf8a8d0c237604e0

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

                          Filesize

                          92KB

                          MD5

                          c1392c0c6c4ad4a35ea1aaff8bfee06f

                          SHA1

                          0a93ebda22ef8bacb86231439ca58bea5630d222

                          SHA256

                          5403d097ec63745eff1934f9acd887689483b4ba6468465de45ddde4db4fb320

                          SHA512

                          41f3ae587d3c535ab038186c30efb8ebc39c3e072929b3e2c404c378f063996137a8717bf4d454a2a771a11d1c8e460c844cb4cf8522efebee91b6f1e8f431ae