Resubmissions

29-06-2024 17:18

240629-vvsmksvekj 10

29-06-2024 17:18

240629-vvjdxavejm 6

29-06-2024 17:17

240629-vt6stavdrn 6

Analysis

  • max time kernel
    44s
  • max time network
    48s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240611-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29-06-2024 17:18

General

  • Target

    https://drive.google.com/file/d/1qve3iSf9oNRMFDBK6L6PtZ62riAvijni/

Score
10/10

Malware Config

Extracted

Family

44caliber

C2

https://discord.com/api/webhooks/1245777927996444672/Pa7yygBxmLV6IhAtwwDgpI19U8WDrrXjnkfKMOnjCmIIqRO_iV1wun5uVVtAfPq4Dt1R

Signatures

  • 44Caliber

    An open source infostealer written in C#.

  • Executes dropped EXE 3 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies data under HKEY_USERS 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 26 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 64 IoCs
  • Suspicious use of SendNotifyMessage 59 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Files\Google\Chrome\Application\chrome.exe" --disable-background-networking --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument https://drive.google.com/file/d/1qve3iSf9oNRMFDBK6L6PtZ62riAvijni/
    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:3512
    • 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=0xfc,0x100,0x104,0xd8,0x108,0x7ffcfb36ab58,0x7ffcfb36ab68,0x7ffcfb36ab78
      2⤵
        PID:2884
      • 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=1668 --field-trial-handle=1940,i,2979539561131917353,408902480330544292,131072 /prefetch:2
        2⤵
          PID:2072
        • 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=2148 --field-trial-handle=1940,i,2979539561131917353,408902480330544292,131072 /prefetch:8
          2⤵
            PID:4360
          • 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=2188 --field-trial-handle=1940,i,2979539561131917353,408902480330544292,131072 /prefetch:8
            2⤵
              PID:1740
            • 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=3048 --field-trial-handle=1940,i,2979539561131917353,408902480330544292,131072 /prefetch:1
              2⤵
                PID:1316
              • 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=3068 --field-trial-handle=1940,i,2979539561131917353,408902480330544292,131072 /prefetch:1
                2⤵
                  PID:3348
                • 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=4316 --field-trial-handle=1940,i,2979539561131917353,408902480330544292,131072 /prefetch:1
                  2⤵
                    PID:2044
                  • 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=4600 --field-trial-handle=1940,i,2979539561131917353,408902480330544292,131072 /prefetch:8
                    2⤵
                      PID:4520
                    • 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=4772 --field-trial-handle=1940,i,2979539561131917353,408902480330544292,131072 /prefetch:8
                      2⤵
                        PID:3384
                      • 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 --mojo-platform-channel-handle=4180 --field-trial-handle=1940,i,2979539561131917353,408902480330544292,131072 /prefetch:8
                        2⤵
                          PID:2516
                      • 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:668
                        • C:\Windows\System32\rundll32.exe
                          C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
                          1⤵
                            PID:5040
                          • C:\Program Files\7-Zip\7zG.exe
                            "C:\Program Files\7-Zip\7zG.exe" x -o"C:\Users\Admin\Desktop\" -an -ai#7zMap30359:122:7zEvent18593
                            1⤵
                            • Suspicious use of AdjustPrivilegeToken
                            • Suspicious use of FindShellTrayWindow
                            PID:1828
                          • C:\Users\Admin\Desktop\proTanki_tableCheatEngine_v1.0.3.exe
                            "C:\Users\Admin\Desktop\proTanki_tableCheatEngine_v1.0.3.exe"
                            1⤵
                            • Executes dropped EXE
                            PID:2832
                          • C:\Windows\system32\taskmgr.exe
                            "C:\Windows\system32\taskmgr.exe" /4
                            1⤵
                            • Checks SCSI registry key(s)
                            • Suspicious behavior: EnumeratesProcesses
                            • Suspicious use of AdjustPrivilegeToken
                            • Suspicious use of FindShellTrayWindow
                            • Suspicious use of SendNotifyMessage
                            PID:1972
                          • C:\Users\Admin\Desktop\proTanki_tableCheatEngine_v1.0.3.exe
                            "C:\Users\Admin\Desktop\proTanki_tableCheatEngine_v1.0.3.exe"
                            1⤵
                            • Executes dropped EXE
                            PID:1836
                          • C:\Users\Admin\Desktop\proTanki_tableCheatEngine_v1.0.3.exe
                            "C:\Users\Admin\Desktop\proTanki_tableCheatEngine_v1.0.3.exe"
                            1⤵
                            • Executes dropped EXE
                            PID:4448

                          Network

                          MITRE ATT&CK Enterprise v15

                          Replay Monitor

                          Loading Replay Monitor...

                          Downloads

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

                            Filesize

                            288B

                            MD5

                            af0653449402adb2ee70db7c1fea8b6b

                            SHA1

                            cace8e10e830c9d928481d4f99d731ea8ccca7be

                            SHA256

                            e3c0ba6f276b0dbcfa478dc916acd963aa69eacbeb57e35c04229a52109eed61

                            SHA512

                            e25c2f2ab752d11a2bf21e29a75c284727abb92a7d5617ef6a0476db35842403916316ae451afcc6e252416a13e063340c1f68adbc7eede565860eaae2ff1328

                          • 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

                            6189626b78ad042d1944026e8da5af59

                            SHA1

                            c45422b36339c578b214f22e643c2ef0b9850233

                            SHA256

                            c11c6a9af8bff8e1b492698a92c1bd8c3a2c0702417a458bb5518e63764c5bc7

                            SHA512

                            1914cfb78d0197d838aec848f65e5b5dd5994dce2058a34fdfe9590158a9219a984176a714329f6328006ae8b5d6a4c694229fa1863e3e93c817b3e7c4540b25

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

                            Filesize

                            7KB

                            MD5

                            f576b06c10b1e4f9693426ae1fe2f7ab

                            SHA1

                            a33f110897f59454926b0f5c6a0f0092e252bfe2

                            SHA256

                            133837d70ae07755ed0505c35704628d0365c08dd69beecbaf13da660c32b785

                            SHA512

                            aefa812540cf4f8784e0f5ba3d2321ffe46f8984a00736e8f1ae6158f1ef731d05619c3de662dc8e95af2440b86a5b16becbd96dd07bc5b1c8f42f152072b7e1

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

                            Filesize

                            138KB

                            MD5

                            186b6fa0c6bc6629cb648d8e58766682

                            SHA1

                            f95552b90d77446b7377ef3088939a78343380df

                            SHA256

                            2e705739ad291f1f4419e97d27084b0e95d4b7b12044f828f461fb9dd0f693a5

                            SHA512

                            1311d700057328c48646fc598e5d19a006562f9c1e84166f12769b314e14d59a6245e89589093e173c505293cb8ee69b0c7110945eb37c90abc3dbfbc411e78d

                          • C:\Users\Admin\Desktop\proTanki_tableCheatEngine_v1.0.3.exe

                            Filesize

                            90KB

                            MD5

                            1580ec2391e97ed4b71b2a6392617dd5

                            SHA1

                            48a06af7d933adcb4a71b0319a09671ba754fcf0

                            SHA256

                            6b58d5db5a3f5563b25d84510f3f2d00aed8d0a2cffdec0fb28011c8a96cb899

                            SHA512

                            97ca6f38b0ba8a97c3dade1ecc2978eb70adee8b44d9d3b018100cee4e1f99e76fc1bc2b2be70c01f0561963b838a2efce2857c6d7d63eb48d82ebdbdc26d575

                          • C:\Users\Admin\Desktop\proTanki_tableCheatEngine_v1.0.3.rar

                            Filesize

                            38KB

                            MD5

                            06b6e0c1dd2937df2f8589fea222613c

                            SHA1

                            27309918937ac973e3875244495fa390a19fda4c

                            SHA256

                            6f292f204ee2e41d8c1b9592ba144cfb87efe3cbf6ac8f83b7ad8dab5d924a10

                            SHA512

                            5205d98c0c88450cd575a4af0756b2d3b56a6899dd3570576fdc389b3fea6408d39732342274af64a0de50fa1f49b1a09d374ca9f14f6c6eda8442b1ab65e2be

                          • \??\pipe\crashpad_3512_JKQKGPIXKVRVHTFJ

                            MD5

                            d41d8cd98f00b204e9800998ecf8427e

                            SHA1

                            da39a3ee5e6b4b0d3255bfef95601890afd80709

                            SHA256

                            e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

                            SHA512

                            cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

                          • memory/1972-104-0x0000018BC0B00000-0x0000018BC0B01000-memory.dmp

                            Filesize

                            4KB

                          • memory/1972-106-0x0000018BC0B00000-0x0000018BC0B01000-memory.dmp

                            Filesize

                            4KB

                          • memory/1972-105-0x0000018BC0B00000-0x0000018BC0B01000-memory.dmp

                            Filesize

                            4KB

                          • memory/1972-110-0x0000018BC0B00000-0x0000018BC0B01000-memory.dmp

                            Filesize

                            4KB

                          • memory/1972-116-0x0000018BC0B00000-0x0000018BC0B01000-memory.dmp

                            Filesize

                            4KB

                          • memory/1972-115-0x0000018BC0B00000-0x0000018BC0B01000-memory.dmp

                            Filesize

                            4KB

                          • memory/1972-114-0x0000018BC0B00000-0x0000018BC0B01000-memory.dmp

                            Filesize

                            4KB

                          • memory/1972-113-0x0000018BC0B00000-0x0000018BC0B01000-memory.dmp

                            Filesize

                            4KB

                          • memory/1972-112-0x0000018BC0B00000-0x0000018BC0B01000-memory.dmp

                            Filesize

                            4KB

                          • memory/1972-111-0x0000018BC0B00000-0x0000018BC0B01000-memory.dmp

                            Filesize

                            4KB

                          • memory/2832-98-0x00000289F0EE0000-0x00000289F0EFC000-memory.dmp

                            Filesize

                            112KB

                          • memory/2832-97-0x00007FFCE72C3000-0x00007FFCE72C5000-memory.dmp

                            Filesize

                            8KB