Resubmissions

23/01/2024, 08:52

240123-ksq1vsghcq 10

23/01/2024, 02:33

240123-c1vd9afadn 10

Analysis

  • max time kernel
    149s
  • max time network
    128s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    23/01/2024, 08:52

General

  • Target

    01ba5474eb258af7537da60d65d652a9f6acd92c7f0799db01356261f019c639.exe

  • Size

    48KB

  • MD5

    1f58a5ef877adab164e528929729d3b0

  • SHA1

    d1aa7ed83011d8b5c72c875f0e30ccc31d6c245d

  • SHA256

    01ba5474eb258af7537da60d65d652a9f6acd92c7f0799db01356261f019c639

  • SHA512

    f7698c86454d034460946effb224c2922806b5c39686ef9817befecb033f72a9d03f400baaa69516396756e80ebfc63f7ed8f1b60eaf5f4702c4ccfc964ae03d

  • SSDEEP

    768:8ukLVT0kLd3WULgPdVmo2qDGEZIdeNxsMxPIjqoQcyL0bE0LwylVdTNztVftBDZ1:8ukLVT0Mq12+GeDzujq0yAbE0dlPTN5Z

Score
10/10

Malware Config

Extracted

Family

asyncrat

Version

0.5.7B

Botnet

Default

C2

127.0.0.1:8080

20.98.203.218:8080

Mutex

AsyncMutex_6SI8OkPnk

Attributes
  • delay

    3

  • install

    true

  • install_file

    Axenta.exe

  • install_folder

    %AppData%

aes.plain

Signatures

  • AsyncRat

    AsyncRAT is designed to remotely monitor and control other computers written in C#.

  • Async RAT payload 3 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Delays execution with timeout.exe 1 IoCs
  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 11 IoCs
  • Suspicious use of FindShellTrayWindow 35 IoCs
  • Suspicious use of SendNotifyMessage 32 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\01ba5474eb258af7537da60d65d652a9f6acd92c7f0799db01356261f019c639.exe
    "C:\Users\Admin\AppData\Local\Temp\01ba5474eb258af7537da60d65d652a9f6acd92c7f0799db01356261f019c639.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2652
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "Axenta" /tr '"C:\Users\Admin\AppData\Roaming\Axenta.exe"' & exit
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3008
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /f /sc onlogon /rl highest /tn "Axenta" /tr '"C:\Users\Admin\AppData\Roaming\Axenta.exe"'
        3⤵
        • Creates scheduled task(s)
        PID:3020
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c ""C:\Users\Admin\AppData\Local\Temp\tmp1719.tmp.bat""
      2⤵
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:1656
      • C:\Windows\SysWOW64\timeout.exe
        timeout 3
        3⤵
        • Delays execution with timeout.exe
        PID:2280
      • C:\Users\Admin\AppData\Roaming\Axenta.exe
        "C:\Users\Admin\AppData\Roaming\Axenta.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of AdjustPrivilegeToken
        PID:596
  • 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:2736
    • 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,0x7fef7279758,0x7fef7279768,0x7fef7279778
      2⤵
        PID:2692
      • 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=1148 --field-trial-handle=1360,i,13528964455295118243,16545947149687357340,131072 /prefetch:2
        2⤵
          PID:2540
        • 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=1504 --field-trial-handle=1360,i,13528964455295118243,16545947149687357340,131072 /prefetch:8
          2⤵
            PID:2788
          • 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=1640 --field-trial-handle=1360,i,13528964455295118243,16545947149687357340,131072 /prefetch:8
            2⤵
              PID:1900
            • 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=2280 --field-trial-handle=1360,i,13528964455295118243,16545947149687357340,131072 /prefetch:1
              2⤵
                PID:1664
              • 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=2284 --field-trial-handle=1360,i,13528964455295118243,16545947149687357340,131072 /prefetch:1
                2⤵
                  PID:2804
                • 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=1480 --field-trial-handle=1360,i,13528964455295118243,16545947149687357340,131072 /prefetch:2
                  2⤵
                    PID:580
                  • 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=1328 --field-trial-handle=1360,i,13528964455295118243,16545947149687357340,131072 /prefetch:1
                    2⤵
                      PID:1300
                    • C:\Program Files\Google\Chrome\Application\chrome.exe
                      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=3440 --field-trial-handle=1360,i,13528964455295118243,16545947149687357340,131072 /prefetch:8
                      2⤵
                        PID:2240
                      • C:\Program Files\Google\Chrome\Application\chrome.exe
                        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=3660 --field-trial-handle=1360,i,13528964455295118243,16545947149687357340,131072 /prefetch:8
                        2⤵
                          PID:1700
                        • 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=3456 --field-trial-handle=1360,i,13528964455295118243,16545947149687357340,131072 /prefetch:8
                          2⤵
                            PID:3060
                        • 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:944

                          Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

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                                Downloads

                                • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015

                                  Filesize

                                  65KB

                                  MD5

                                  ac05d27423a85adc1622c714f2cb6184

                                  SHA1

                                  b0fe2b1abddb97837ea0195be70ab2ff14d43198

                                  SHA256

                                  c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

                                  SHA512

                                  6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

                                • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\5dbd2b02-a02f-43f8-af6e-0f44420b5db4.tmp

                                  Filesize

                                  119KB

                                  MD5

                                  bc70a3ec0494dd8a62d7ada7d19b09a4

                                  SHA1

                                  f5872ad65000eaa674eeee4eb09fafeb3f702980

                                  SHA256

                                  8ccc830567a3098f9b1447867cff126c63da14910031659805a3b0abf4b88be8

                                  SHA512

                                  ecd5f4a08ff69a8a6d2b06e02bfaef42079684df68c714fef523398cb8df69c4f60977184a968c4f28dd66cf87a9a9d6cfc48203d2c35f812867d922f3ca61da

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

                                  Filesize

                                  264KB

                                  MD5

                                  f50f89a0a91564d0b8a211f8921aa7de

                                  SHA1

                                  112403a17dd69d5b9018b8cede023cb3b54eab7d

                                  SHA256

                                  b1e963d702392fb7224786e7d56d43973e9b9efd1b89c17814d7c558ffc0cdec

                                  SHA512

                                  bf8cda48cf1ec4e73f0dd1d4fa5562af1836120214edb74957430cd3e4a2783e801fa3f4ed2afb375257caeed4abe958265237d6e0aacf35a9ede7a2e8898d58

                                • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\GCM Store\Encryption\000006.dbtmp

                                  Filesize

                                  16B

                                  MD5

                                  aefd77f47fb84fae5ea194496b44c67a

                                  SHA1

                                  dcfbb6a5b8d05662c4858664f81693bb7f803b82

                                  SHA256

                                  4166bf17b2da789b0d0cc5c74203041d98005f5d4ef88c27e8281e00148cd611

                                  SHA512

                                  b733d502138821948267a8b27401d7c0751e590e1298fda1428e663ccd02f55d0d2446ff4bc265bdcdc61f952d13c01524a5341bc86afc3c2cde1d8589b2e1c3

                                • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Sync Data\LevelDB\000007.dbtmp

                                  Filesize

                                  16B

                                  MD5

                                  18e723571b00fb1694a3bad6c78e4054

                                  SHA1

                                  afcc0ef32d46fe59e0483f9a3c891d3034d12f32

                                  SHA256

                                  8af72f43857550b01eab1019335772b367a17a9884a7a759fdf4fe6f272b90aa

                                  SHA512

                                  43bb0af7d3984012d2d67ca6b71f0201e5b948e6fe26a899641c4c6f066c59906d468ddf7f1df5ea5fa33c2bc5ea8219c0f2c82e0a5c365ad7581b898a8859e2

                                • C:\Users\Admin\AppData\Local\Temp\tmp1719.tmp.bat

                                  Filesize

                                  150B

                                  MD5

                                  6ce721d2f3478fa5796f3c4301fd4337

                                  SHA1

                                  61698e18008a05d8826e05285490e8350263fc12

                                  SHA256

                                  de824d0bcc4bffb69c33b69827908f8f948d04dbd85e5e84df340326b392b9e9

                                  SHA512

                                  ec4f61d45cd38bb16877cd417cda778c101bd523dfc28d725fd7a69e411c4d0eeca796c6092b267e1dc28a024a216484fb007e809017882b2a40dad8be1722d1

                                • \Users\Admin\AppData\Roaming\Axenta.exe

                                  Filesize

                                  48KB

                                  MD5

                                  1f58a5ef877adab164e528929729d3b0

                                  SHA1

                                  d1aa7ed83011d8b5c72c875f0e30ccc31d6c245d

                                  SHA256

                                  01ba5474eb258af7537da60d65d652a9f6acd92c7f0799db01356261f019c639

                                  SHA512

                                  f7698c86454d034460946effb224c2922806b5c39686ef9817befecb033f72a9d03f400baaa69516396756e80ebfc63f7ed8f1b60eaf5f4702c4ccfc964ae03d

                                • memory/596-56-0x0000000001300000-0x0000000001312000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/596-57-0x0000000074B90000-0x000000007527E000-memory.dmp

                                  Filesize

                                  6.9MB

                                • memory/596-187-0x0000000000B70000-0x0000000000BB0000-memory.dmp

                                  Filesize

                                  256KB

                                • memory/596-199-0x0000000074B90000-0x000000007527E000-memory.dmp

                                  Filesize

                                  6.9MB

                                • memory/596-200-0x0000000000B70000-0x0000000000BB0000-memory.dmp

                                  Filesize

                                  256KB

                                • memory/2652-0-0x0000000000DC0000-0x0000000000DD2000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/2652-12-0x0000000074BE0000-0x00000000752CE000-memory.dmp

                                  Filesize

                                  6.9MB

                                • memory/2652-2-0x00000000022B0000-0x00000000022F0000-memory.dmp

                                  Filesize

                                  256KB

                                • memory/2652-1-0x0000000074BE0000-0x00000000752CE000-memory.dmp

                                  Filesize

                                  6.9MB