Analysis

  • max time kernel
    47s
  • max time network
    51s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240802-en
  • resource tags

    arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    27/08/2024, 23:39

General

  • Target

    https://github.com/tomaszyo/Solara-Executor

Malware Config

Extracted

Family

rhadamanthys

C2

https://144.76.133.166:8034/5502b8a765a7d7349/k5851jfq.guti6

Signatures

  • Rhadamanthys

    Rhadamanthys is an info stealer written in C++ first seen in August 2022.

  • Suspicious use of SetThreadContext 1 IoCs
  • Drops file in Windows directory 1 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Program crash 1 IoCs
  • 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
  • Modifies data under HKEY_USERS 2 IoCs
  • Modifies registry class 1 IoCs
  • NTFS ADS 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 44 IoCs
  • Suspicious use of SendNotifyMessage 12 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Files\Google\Chrome\Application\chrome.exe" --disable-background-networking --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument https://github.com/tomaszyo/Solara-Executor
    1⤵
    • Drops file in Windows directory
    • Enumerates system info in registry
    • Modifies data under HKEY_USERS
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:4068
    • 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=0xfc,0x100,0x104,0xd8,0x108,0x7ffa049bcc40,0x7ffa049bcc4c,0x7ffa049bcc58
      2⤵
        PID:4400
      • 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=1816,i,7459170626412171370,7394545170487773687,262144 --variations-seed-version=20240802-050153.822000 --mojo-platform-channel-handle=1808 /prefetch:2
        2⤵
          PID:3796
        • 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=2088,i,7459170626412171370,7394545170487773687,262144 --variations-seed-version=20240802-050153.822000 --mojo-platform-channel-handle=2096 /prefetch:3
          2⤵
            PID:1116
          • 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=1632,i,7459170626412171370,7394545170487773687,262144 --variations-seed-version=20240802-050153.822000 --mojo-platform-channel-handle=2368 /prefetch:8
            2⤵
              PID:3356
            • 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=3064,i,7459170626412171370,7394545170487773687,262144 --variations-seed-version=20240802-050153.822000 --mojo-platform-channel-handle=3096 /prefetch:1
              2⤵
                PID:2868
              • 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=3068,i,7459170626412171370,7394545170487773687,262144 --variations-seed-version=20240802-050153.822000 --mojo-platform-channel-handle=3248 /prefetch:1
                2⤵
                  PID:4888
                • 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=4756,i,7459170626412171370,7394545170487773687,262144 --variations-seed-version=20240802-050153.822000 --mojo-platform-channel-handle=4768 /prefetch:8
                  2⤵
                    PID:4804
                  • 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=3056,i,7459170626412171370,7394545170487773687,262144 --variations-seed-version=20240802-050153.822000 --mojo-platform-channel-handle=4764 /prefetch:1
                    2⤵
                      PID:1400
                    • C:\Program Files\Google\Chrome\Application\chrome.exe
                      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=quarantine.mojom.Quarantine --lang=en-US --service-sandbox-type=none --no-appcompat-clear --field-trial-handle=5204,i,7459170626412171370,7394545170487773687,262144 --variations-seed-version=20240802-050153.822000 --mojo-platform-channel-handle=5156 /prefetch:8
                      2⤵
                      • NTFS ADS
                      PID:2788
                    • 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 --no-appcompat-clear --field-trial-handle=212,i,7459170626412171370,7394545170487773687,262144 --variations-seed-version=20240802-050153.822000 --mojo-platform-channel-handle=5344 /prefetch:8
                      2⤵
                        PID:4676
                      • 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 --no-appcompat-clear --field-trial-handle=4480,i,7459170626412171370,7394545170487773687,262144 --variations-seed-version=20240802-050153.822000 --mojo-platform-channel-handle=4912 /prefetch:8
                        2⤵
                          PID:800
                      • 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:3044
                        • C:\Windows\system32\svchost.exe
                          C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s NgcSvc
                          1⤵
                            PID:2140
                          • C:\Windows\System32\rundll32.exe
                            C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
                            1⤵
                              PID:1948
                            • C:\Users\Admin\Downloads\Solara\Solara\Solara.exe
                              "C:\Users\Admin\Downloads\Solara\Solara\Solara.exe"
                              1⤵
                              • Suspicious use of SetThreadContext
                              • System Location Discovery: System Language Discovery
                              PID:2596
                              • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
                                "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
                                2⤵
                                • System Location Discovery: System Language Discovery
                                PID:2284
                                • C:\Windows\SysWOW64\WerFault.exe
                                  C:\Windows\SysWOW64\WerFault.exe -u -p 2284 -s 420
                                  3⤵
                                  • Program crash
                                  PID:3320
                            • C:\Windows\SysWOW64\WerFault.exe
                              C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2284 -ip 2284
                              1⤵
                                PID:2392

                              Network

                              MITRE ATT&CK Enterprise v15

                              Replay Monitor

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                              Downloads

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

                                Filesize

                                649B

                                MD5

                                35c31c0d89cbb31506f8829f23fe8d29

                                SHA1

                                74aeb74fd8cf5a018cc813df6c1daf257705d078

                                SHA256

                                2e60a83665d6a98df2a4541f65d6b50366c052536ed3f421674738e3ff429c86

                                SHA512

                                0dbd631b50978f6d220352ec8f3211614153c883b9c57a8e543eac5e8fb8867422b699ff61c7142291a95ff3dadaae5906d4ad832e322570517d0138c9fabec0

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

                                Filesize

                                2KB

                                MD5

                                56884bb0c4f13c999de4c489c2fd4361

                                SHA1

                                716790c7835939a5e242e8cf2139d4b8e2ebd71d

                                SHA256

                                dee643b712a9b55a56dfb65bf74929238fae57a1cf1374b9c2300259fb965096

                                SHA512

                                47e1f343c7cb43f845ba5e66dbd1ba646cb2bc71b6cd3126972216d74c898d7877b40fa3c2b5b290abae51c596bb5de382411da561803807dac6cded751f7594

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

                                Filesize

                                1KB

                                MD5

                                31859301951a44b3866f54b2317e6cc9

                                SHA1

                                fe7f0e0de475bbfe567c527d437cec177defb0d6

                                SHA256

                                ca6721c38daff232d96fc7f9811f8bfd391ea837c498f60938cae5ff01d1c5fc

                                SHA512

                                95474e9af5adea5d9bb308ab7cec0ccb219135cfb06d2b9847f22be377034f4e0d51008f60b5356d3c8bb07b4609e692763211be9a39963036a36ef247d4e2ce

                              • 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

                                052a91835d82e3e819843e95aebbcd4d

                                SHA1

                                e9fa02401ad4254c51bc8a93c00b450ae9a736ab

                                SHA256

                                4f0225e891ae0935785d79430be95bef74defc15f7aac8b2a2e4e168328662b4

                                SHA512

                                ac3d9154f596aec657d63fa623cce81706847e0f1f5cae23410f593939ba122259920e27ad43c7630224bc13644671adee2931ff9ab3fb655e47e14fbbad37f4

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

                                Filesize

                                1KB

                                MD5

                                694f8ad4595a21d9bfa61644e40d8413

                                SHA1

                                0ed14055a60bfe91bffe6aaf5adecfee3d52f820

                                SHA256

                                fc3125217ec8f09f923f9243daf8c4aec5f8f2297bc8274c440fe44b7b6601ac

                                SHA512

                                7c990da59ab7c2af9935e9666fa62ce9cb6824b18f1623ca5dbf59f98d726ec61d82b8bc2e2dae93772447912d45d0cb747f998fded6a179cd7f71859e40d789

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

                                Filesize

                                9KB

                                MD5

                                c14dc2babcc81309845feb4a378a5633

                                SHA1

                                eed0185d433a3bc86398d371752c0be15e38ea10

                                SHA256

                                c2102a46e2285ee64aa36c490ab382d44db1d6f0b4d5925deb3821acb86b904d

                                SHA512

                                43ed58616bed9c8a9ddea52fbcf34dfb101166c5adf1b57fc5b613f3d8f3fe9f0ca449e31462b2cc8aa3ca4b3786fefbbf2df29d9db86706fbbc7a3e038cde1c

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

                                Filesize

                                9KB

                                MD5

                                e9e11a1e6a03b538b5dc2e30ae47f6a8

                                SHA1

                                0059be882351e46942abb93bfc866fde63a7f74c

                                SHA256

                                4d4842716dfccd2373454ca16532ec5a3405b1ffa2f4a95cc84221c8e46c86d5

                                SHA512

                                73dac1e6c5c97b5db91dde8e68be7c7206dcf3a75e6eb9b3a2d328a0397909875745dfaebc5940e68b7ef31a145b30ac337fa5bd1745dec1e9da1789b5cc95f4

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

                                Filesize

                                9KB

                                MD5

                                57d727fe75f7cf2771de7a08da882fd8

                                SHA1

                                320efcf67c0baeb758528cf234912e6dcf5e456c

                                SHA256

                                77b22c4db1c253b4e1e90e4c275b7787f19298ba0779464ab30d355b1ba25bb5

                                SHA512

                                4441991f755ace49302e878cb12e2e08e1144efb09e71080354408759e687052b069fae13d5f06976c84cc45460a0fa813215fdedf95339aba9647eb9dcf3120

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

                                Filesize

                                101KB

                                MD5

                                9f586ed3c7345f6872100f94bdfe51ea

                                SHA1

                                d04ab654b1e5f62e31f4cf726838a3ac2135eed9

                                SHA256

                                4cfd7cb9e3043988debe9ccf632fca4943debe5b66c21c05a7e3cc17ddc8da22

                                SHA512

                                0bec463ec3dfc1635479273c2ef0753aa68776896e11ef11b8b49cf92d97888c2f74884dcc44b1fda6242e8e06f6c73a9667fb83d67d38a430e0b215022f55b7

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

                                Filesize

                                101KB

                                MD5

                                92a7e75c3a32680d12e544e51fbe51be

                                SHA1

                                b5cc5b1fd9a70a3a408c5220da29a22a85eee72e

                                SHA256

                                8c03e65261c09a4182f1956e221a8028db3073fd5700d016a57e9de723f6d49e

                                SHA512

                                b4f36c5bbb760a4a99ff8dd16e35f8289e5cd3d9a02127ac389f70606e07e7e97fd2fce3bbdf584d0d704db0549b9fa7d9236b2b50c3d05bfe5fdcb5653d1e31

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

                                Filesize

                                101KB

                                MD5

                                349c94aeb1708596be54412ad98ca3bf

                                SHA1

                                3506c40e4238f529b8e94744d338585f045fc4e9

                                SHA256

                                a9b5b54a78e6b7779e4d7512c752fe8630edc57ef7125a58515793d6796d4e51

                                SHA512

                                593619abf796652e274ded77addb6b7f380fd0d3da6c2f8ebe58b4d0543c9015cad1976fa4ebe6cdc9d98607abb03e4851c690a53502ca907ca28ffa1041ff6c

                              • C:\Users\Admin\Downloads\Solara.zip:Zone.Identifier

                                Filesize

                                26B

                                MD5

                                fbccf14d504b7b2dbcb5a5bda75bd93b

                                SHA1

                                d59fc84cdd5217c6cf74785703655f78da6b582b

                                SHA256

                                eacd09517ce90d34ba562171d15ac40d302f0e691b439f91be1b6406e25f5913

                                SHA512

                                aa1d2b1ea3c9de3ccadb319d4e3e3276a2f27dd1a5244fe72de2b6f94083dddc762480482c5c2e53f803cd9e3973ddefc68966f974e124307b5043e654443b98

                              • memory/2284-479-0x0000000000400000-0x000000000047E000-memory.dmp

                                Filesize

                                504KB

                              • memory/2284-485-0x0000000000400000-0x000000000047E000-memory.dmp

                                Filesize

                                504KB

                              • memory/2284-483-0x0000000000400000-0x000000000047E000-memory.dmp

                                Filesize

                                504KB

                              • memory/2284-482-0x0000000000400000-0x000000000047E000-memory.dmp

                                Filesize

                                504KB

                              • memory/2596-475-0x00000000746AE000-0x00000000746AF000-memory.dmp

                                Filesize

                                4KB

                              • memory/2596-476-0x00000000004E0000-0x0000000000552000-memory.dmp

                                Filesize

                                456KB

                              • memory/2596-486-0x00000000746A0000-0x0000000074E51000-memory.dmp

                                Filesize

                                7.7MB