Analysis

  • max time kernel
    120s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240705-en
  • resource tags

    arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
  • submitted
    09-08-2024 12:23

General

  • Target

    Kiwi X.exe

  • Size

    232KB

  • MD5

    2596fa2e15a1b36f7a2991d13273069a

  • SHA1

    d8f5f6cefa50b7f2ec9fd000b1dbb91be8c2c6cc

  • SHA256

    380254c0766fe7807b96b0821fbfcb19ad44dd940470ce7394670f8f3ccd253d

  • SHA512

    0ae8b60db19e3bb5d0b04213d93af51b48c6a8f9efb39f6e379c737ae31a3807020ba5bc6d99a743aee553e4c97f372e3e52e426256c35d5216122c1da037e28

  • SSDEEP

    3072:joksLZTYF7E+Ek6F8RI6bRo5kadAazSa/JS+:joksu6F8W6bRo5ZdAazzh9

Malware Config

Extracted

Family

mercurialgrabber

C2

https://discordapp.com/api/webhooks/1271117251801645089/MuojAO-bwKmYs1M70Ksk-LzjtJUiYpSVPHmfnf6D6ERqvMAHmv770yrb4BpBhgkI1dqc

Signatures

  • Mercurial Grabber Stealer

    Mercurial Grabber is an open source stealer targeting Chrome, Discord and some game clients as well as generic system information.

  • Looks for VirtualBox Guest Additions in registry 2 TTPs 1 IoCs
  • Looks for VMWare Tools registry key 2 TTPs 1 IoCs
  • Checks BIOS information in registry 2 TTPs 1 IoCs

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

  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Maps connected drives based on registry 3 TTPs 2 IoCs

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

  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Checks SCSI registry key(s) 3 TTPs 1 IoCs

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

  • Enumerates system info in registry 2 TTPs 7 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 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\Kiwi X.exe
    "C:\Users\Admin\AppData\Local\Temp\Kiwi X.exe"
    1⤵
    • Looks for VirtualBox Guest Additions in registry
    • Looks for VMWare Tools registry key
    • Checks BIOS information in registry
    • Maps connected drives based on registry
    • Checks SCSI registry key(s)
    • Enumerates system info in registry
    • Suspicious use of AdjustPrivilegeToken
    PID:2400
  • 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:2916
    • 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,0x7fef7b69758,0x7fef7b69768,0x7fef7b69778
      2⤵
        PID:2784
      • 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=1080 --field-trial-handle=1360,i,4582128145605321538,2242335845920819056,131072 /prefetch:2
        2⤵
          PID:2960
        • 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=1508 --field-trial-handle=1360,i,4582128145605321538,2242335845920819056,131072 /prefetch:8
          2⤵
            PID:1152
          • 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=1644 --field-trial-handle=1360,i,4582128145605321538,2242335845920819056,131072 /prefetch:8
            2⤵
              PID:2564
            • 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=2224 --field-trial-handle=1360,i,4582128145605321538,2242335845920819056,131072 /prefetch:1
              2⤵
                PID:2920
              • 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=2232 --field-trial-handle=1360,i,4582128145605321538,2242335845920819056,131072 /prefetch:1
                2⤵
                  PID:2956
                • 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=1372 --field-trial-handle=1360,i,4582128145605321538,2242335845920819056,131072 /prefetch:2
                  2⤵
                    PID:1996
                  • 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=3204 --field-trial-handle=1360,i,4582128145605321538,2242335845920819056,131072 /prefetch:1
                    2⤵
                      PID:1716
                  • 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:1620

                    Network

                    MITRE ATT&CK Enterprise v15

                    Replay Monitor

                    Loading Replay Monitor...

                    Downloads

                    • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\55e79567-7758-454f-9f84-5cbe56cd99b9.tmp

                      Filesize

                      310KB

                      MD5

                      33e9536052a5a1f5dbf3de73fd75c187

                      SHA1

                      92762e49c72c4befc18d82945b4164e9ff5068c1

                      SHA256

                      b0bbb5b5a8c5cf71da57c040bc75b70c44f9d4913051a17040b4251c14a3677e

                      SHA512

                      f3a2a348eee5c76432d20ddc3933b2e5aa5a1c889456251808a208c7677b4aa5bcea7608cb4866f7b4eddd4545ec01956aa1b2a3c09d8860a7d9852f32865362

                    • 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\Sync Data\LevelDB\000007.dbtmp

                      Filesize

                      16B

                      MD5

                      18e723571b00fb1694a3bad6c78e4054

                      SHA1

                      afcc0ef32d46fe59e0483f9a3c891d3034d12f32

                      SHA256

                      8af72f43857550b01eab1019335772b367a17a9884a7a759fdf4fe6f272b90aa

                      SHA512

                      43bb0af7d3984012d2d67ca6b71f0201e5b948e6fe26a899641c4c6f066c59906d468ddf7f1df5ea5fa33c2bc5ea8219c0f2c82e0a5c365ad7581b898a8859e2

                    • memory/2400-0-0x000007FEF6683000-0x000007FEF6684000-memory.dmp

                      Filesize

                      4KB

                    • memory/2400-1-0x00000000012A0000-0x00000000012DE000-memory.dmp

                      Filesize

                      248KB

                    • memory/2400-2-0x000007FEF6680000-0x000007FEF706C000-memory.dmp

                      Filesize

                      9.9MB

                    • memory/2400-3-0x000007FEF6680000-0x000007FEF706C000-memory.dmp

                      Filesize

                      9.9MB