Analysis

  • max time kernel
    119s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    24-11-2024 01:33

General

  • Target

    3bec207b81081aa2600ef8e1d02f236b14d24722fe3360ac52cb1b69266ed366.exe

  • Size

    1.8MB

  • MD5

    79acf7954716778b95bce5d7892c2ab3

  • SHA1

    434c6dd4b4a6edaadc58e2dcdd0e7011c0735a92

  • SHA256

    3bec207b81081aa2600ef8e1d02f236b14d24722fe3360ac52cb1b69266ed366

  • SHA512

    57fd7a9e16bb501ade78a7ddec9ff786d40800e055cba7d0830c7f33f504f32deba9c23a1c0aae7ac64419ffda2d8ea4446af85c2e6eef0e7359799b119c8ebe

  • SSDEEP

    24576:9bUrK9XjlfMDRJ0sJ2h7EbPAoGl4UXN47WeG4W8jm4goiI1tLxM2mbDzznPE3U3P:9bpdBMDDlJA+TRmejLxPmbPcuL1lBbr

Malware Config

Extracted

Family

amadey

Version

4.42

Botnet

9c9aa5

C2

http://185.215.113.43

Attributes
  • install_dir

    abc3bc1985

  • install_file

    skotes.exe

  • strings_key

    8a35cf2ea38c2817dba29a4b5b25dcf0

  • url_paths

    /Zu7JuNko/index.php

rc4.plain

Signatures

  • Amadey

    Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

  • Amadey family
  • CryptBot

    CryptBot is a C++ stealer distributed widely in bundle with other software.

  • Cryptbot family
  • Detects CryptBot payload 1 IoCs

    CryptBot is a C++ stealer distributed widely in bundle with other software.

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 3 IoCs
  • Downloads MZ/PE file
  • Uses browser remote debugging 2 TTPs 4 IoCs

    Can be used control the browser and steal sensitive information such as credentials and session cookies.

  • Checks BIOS information in registry 2 TTPs 6 IoCs

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

  • Executes dropped EXE 4 IoCs
  • Identifies Wine through registry keys 2 TTPs 3 IoCs

    Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

  • Loads dropped DLL 5 IoCs
  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 3 IoCs
  • Drops file in Windows directory 1 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies system certificate store 2 TTPs 3 IoCs
  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of FindShellTrayWindow 35 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3bec207b81081aa2600ef8e1d02f236b14d24722fe3360ac52cb1b69266ed366.exe
    "C:\Users\Admin\AppData\Local\Temp\3bec207b81081aa2600ef8e1d02f236b14d24722fe3360ac52cb1b69266ed366.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Identifies Wine through registry keys
    • Loads dropped DLL
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:2848
    • C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe
      "C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe"
      2⤵
      • Identifies VirtualBox via ACPI registry values (likely anti-VM)
      • Checks BIOS information in registry
      • Executes dropped EXE
      • Identifies Wine through registry keys
      • Loads dropped DLL
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2596
      • C:\Users\Admin\AppData\Local\Temp\1008581001\Pftmzoi.exe
        "C:\Users\Admin\AppData\Local\Temp\1008581001\Pftmzoi.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Modifies system certificate store
        PID:2132
      • C:\Users\Admin\AppData\Local\Temp\1008582001\ca4d0687aa.exe
        "C:\Users\Admin\AppData\Local\Temp\1008582001\ca4d0687aa.exe"
        3⤵
        • Identifies VirtualBox via ACPI registry values (likely anti-VM)
        • Checks BIOS information in registry
        • Executes dropped EXE
        • Identifies Wine through registry keys
        • Suspicious use of NtSetInformationThreadHideFromDebugger
        • System Location Discovery: System Language Discovery
        • Checks processor information in registry
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:2820
        • C:\Program Files\Google\Chrome\Application\chrome.exe
          "C:\Program Files\Google\Chrome\Application\chrome.exe" --remote-debugging-port=9222 --profile-directory="Default"
          4⤵
          • Uses browser remote debugging
          • Enumerates system info in registry
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of WriteProcessMemory
          PID:2904
          • 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,0x7fef6729758,0x7fef6729768,0x7fef6729778
            5⤵
              PID:2860
            • C:\Windows\system32\ctfmon.exe
              ctfmon.exe
              5⤵
                PID:2708
              • 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=1128 --field-trial-handle=1372,i,13945678446118287181,16651152689978840696,131072 /prefetch:2
                5⤵
                  PID:1728
                • 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=1552 --field-trial-handle=1372,i,13945678446118287181,16651152689978840696,131072 /prefetch:8
                  5⤵
                    PID:2420
                  • 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=1612 --field-trial-handle=1372,i,13945678446118287181,16651152689978840696,131072 /prefetch:8
                    5⤵
                      PID:1268
                    • 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 --remote-debugging-port=9222 --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --mojo-platform-channel-handle=1584 --field-trial-handle=1372,i,13945678446118287181,16651152689978840696,131072 /prefetch:1
                      5⤵
                      • Uses browser remote debugging
                      PID:2428
                    • C:\Program Files\Google\Chrome\Application\chrome.exe
                      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --remote-debugging-port=9222 --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=2320 --field-trial-handle=1372,i,13945678446118287181,16651152689978840696,131072 /prefetch:1
                      5⤵
                      • Uses browser remote debugging
                      PID:2284
                    • 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=1240 --field-trial-handle=1372,i,13945678446118287181,16651152689978840696,131072 /prefetch:2
                      5⤵
                        PID:1520
                      • C:\Program Files\Google\Chrome\Application\chrome.exe
                        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --remote-debugging-port=9222 --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=2208 --field-trial-handle=1372,i,13945678446118287181,16651152689978840696,131072 /prefetch:1
                        5⤵
                        • Uses browser remote debugging
                        PID:2260
                    • C:\Users\Admin\AppData\Local\Temp\service123.exe
                      "C:\Users\Admin\AppData\Local\Temp\service123.exe"
                      4⤵
                        PID:1576
                      • C:\Windows\SysWOW64\schtasks.exe
                        "C:\Windows\System32\schtasks.exe" /create /tn "ServiceData4" /tr "C:\Users\Admin\AppData\Local\Temp\/service123.exe" /st 00:01 /du 9800:59 /sc once /ri 1 /f
                        4⤵
                        • Scheduled Task/Job: Scheduled Task
                        PID:2520
                      • C:\Windows\SysWOW64\WerFault.exe
                        C:\Windows\SysWOW64\WerFault.exe -u -p 2820 -s 956
                        4⤵
                        • Program crash
                        PID:1536
                    • C:\Users\Admin\AppData\Local\Temp\1008583001\bDHVlW2.exe
                      "C:\Users\Admin\AppData\Local\Temp\1008583001\bDHVlW2.exe"
                      3⤵
                      • Executes dropped EXE
                      PID:1128
                • 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:1464

                  Network

                  MITRE ATT&CK Enterprise v15

                  Replay Monitor

                  Loading Replay Monitor...

                  Downloads

                  • 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\Site Characteristics Database\000007.dbtmp

                    Filesize

                    16B

                    MD5

                    18e723571b00fb1694a3bad6c78e4054

                    SHA1

                    afcc0ef32d46fe59e0483f9a3c891d3034d12f32

                    SHA256

                    8af72f43857550b01eab1019335772b367a17a9884a7a759fdf4fe6f272b90aa

                    SHA512

                    43bb0af7d3984012d2d67ca6b71f0201e5b948e6fe26a899641c4c6f066c59906d468ddf7f1df5ea5fa33c2bc5ea8219c0f2c82e0a5c365ad7581b898a8859e2

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

                    Filesize

                    170KB

                    MD5

                    474b2d2a16364343e7460aebfe306560

                    SHA1

                    b8b48952a5842753fd989535cc73ff5ef117bdc5

                    SHA256

                    2061298943fab2d9c54a2f24f869b258b228c5835533bc11b223cb44fdc9ad7d

                    SHA512

                    1f1f4eac1106777bd23c4b4f5ae2096841d9856e6aef945514c49c55dec6765b862d3bbc477545cd1aad8a29be7d92094ecb9d9b627b7b5e5e80f09f0b6cfc36

                  • C:\Users\Admin\AppData\Local\Temp\1008581001\Pftmzoi.exe

                    Filesize

                    307KB

                    MD5

                    2699448f43fe2a97c2cf07bf56fe92f3

                    SHA1

                    672e4bdd08082c99ed7adba3799288c22f50338e

                    SHA256

                    a4ac352fe49d6162961007d64b2ac23413cc5575ea17b61a91f6d808795e994b

                    SHA512

                    8cb00120efae52c666235edbc33412cbac8e731fd247340ed76b4ca10602532bbf97bb9b81e8af7d348e65598f4847dc59db761afc470c0ee10f1426a564aa9d

                  • C:\Users\Admin\AppData\Local\Temp\1008582001\ca4d0687aa.exe

                    Filesize

                    4.2MB

                    MD5

                    ce1c81d721906475fc878ebd26d09ad4

                    SHA1

                    2fd29c1c343af0ffc67441b448e8a101b7f7854e

                    SHA256

                    a80ca2e11b0eaa75711ca4b8a002d95f45e8dbaf41101e4dfc52b32ab5d9ddae

                    SHA512

                    af61993252d78e5da18d4826ba22e3496aebf9a14af715ff7034d9972b577b5ca4d75dfa0fab515e384dec5f74a27a53d4d25d9423500580f74dcd2c1b5be5ff

                  • C:\Users\Admin\AppData\Local\Temp\1008583001\bDHVlW2.exe

                    Filesize

                    243KB

                    MD5

                    b73ecb016b35d5b7acb91125924525e5

                    SHA1

                    37fe45c0a85900d869a41f996dd19949f78c4ec4

                    SHA256

                    b3982e67820abc7b41818a7236232ce6de92689b76b6f152fab9ef302528566d

                    SHA512

                    0bea9890dbcd3afd2889d0e7c0f2746995169e7b424f58d4998c50bc49d2b37d30f5bd1845d3079b25f9963af2b71f136719cbd9fda37f7b85874992096b3e1d

                  • C:\Users\Admin\AppData\Local\Temp\Cab9687.tmp

                    Filesize

                    70KB

                    MD5

                    49aebf8cbd62d92ac215b2923fb1b9f5

                    SHA1

                    1723be06719828dda65ad804298d0431f6aff976

                    SHA256

                    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

                    SHA512

                    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

                  • C:\Users\Admin\AppData\Local\Temp\Tar96D8.tmp

                    Filesize

                    181KB

                    MD5

                    4ea6026cf93ec6338144661bf1202cd1

                    SHA1

                    a1dec9044f750ad887935a01430bf49322fbdcb7

                    SHA256

                    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

                    SHA512

                    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

                  • C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe

                    Filesize

                    1.8MB

                    MD5

                    79acf7954716778b95bce5d7892c2ab3

                    SHA1

                    434c6dd4b4a6edaadc58e2dcdd0e7011c0735a92

                    SHA256

                    3bec207b81081aa2600ef8e1d02f236b14d24722fe3360ac52cb1b69266ed366

                    SHA512

                    57fd7a9e16bb501ade78a7ddec9ff786d40800e055cba7d0830c7f33f504f32deba9c23a1c0aae7ac64419ffda2d8ea4446af85c2e6eef0e7359799b119c8ebe

                  • memory/2596-108-0x0000000006A30000-0x0000000007672000-memory.dmp

                    Filesize

                    12.3MB

                  • memory/2596-94-0x0000000000D70000-0x0000000001230000-memory.dmp

                    Filesize

                    4.8MB

                  • memory/2596-18-0x0000000000D71000-0x0000000000D9F000-memory.dmp

                    Filesize

                    184KB

                  • memory/2596-39-0x0000000000D70000-0x0000000001230000-memory.dmp

                    Filesize

                    4.8MB

                  • memory/2596-19-0x0000000000D70000-0x0000000001230000-memory.dmp

                    Filesize

                    4.8MB

                  • memory/2596-57-0x0000000006A30000-0x0000000007672000-memory.dmp

                    Filesize

                    12.3MB

                  • memory/2596-56-0x0000000006A30000-0x0000000007672000-memory.dmp

                    Filesize

                    12.3MB

                  • memory/2596-59-0x0000000000D70000-0x0000000001230000-memory.dmp

                    Filesize

                    4.8MB

                  • memory/2596-192-0x0000000000D70000-0x0000000001230000-memory.dmp

                    Filesize

                    4.8MB

                  • memory/2596-17-0x0000000000D70000-0x0000000001230000-memory.dmp

                    Filesize

                    4.8MB

                  • memory/2596-189-0x0000000000D70000-0x0000000001230000-memory.dmp

                    Filesize

                    4.8MB

                  • memory/2596-115-0x0000000000D70000-0x0000000001230000-memory.dmp

                    Filesize

                    4.8MB

                  • memory/2596-95-0x0000000000D70000-0x0000000001230000-memory.dmp

                    Filesize

                    4.8MB

                  • memory/2596-132-0x0000000000D70000-0x0000000001230000-memory.dmp

                    Filesize

                    4.8MB

                  • memory/2596-130-0x0000000000D70000-0x0000000001230000-memory.dmp

                    Filesize

                    4.8MB

                  • memory/2596-21-0x0000000000D70000-0x0000000001230000-memory.dmp

                    Filesize

                    4.8MB

                  • memory/2596-109-0x0000000000D70000-0x0000000001230000-memory.dmp

                    Filesize

                    4.8MB

                  • memory/2596-127-0x0000000000D70000-0x0000000001230000-memory.dmp

                    Filesize

                    4.8MB

                  • memory/2596-111-0x0000000000D70000-0x0000000001230000-memory.dmp

                    Filesize

                    4.8MB

                  • memory/2596-126-0x0000000000D70000-0x0000000001230000-memory.dmp

                    Filesize

                    4.8MB

                  • memory/2596-113-0x0000000000D70000-0x0000000001230000-memory.dmp

                    Filesize

                    4.8MB

                  • memory/2820-129-0x0000000000090000-0x0000000000CD2000-memory.dmp

                    Filesize

                    12.3MB

                  • memory/2820-131-0x0000000000090000-0x0000000000CD2000-memory.dmp

                    Filesize

                    12.3MB

                  • memory/2820-116-0x0000000069CC0000-0x000000006A71B000-memory.dmp

                    Filesize

                    10.4MB

                  • memory/2820-125-0x0000000000090000-0x0000000000CD2000-memory.dmp

                    Filesize

                    12.3MB

                  • memory/2820-112-0x0000000000090000-0x0000000000CD2000-memory.dmp

                    Filesize

                    12.3MB

                  • memory/2820-110-0x0000000000090000-0x0000000000CD2000-memory.dmp

                    Filesize

                    12.3MB

                  • memory/2820-128-0x0000000000090000-0x0000000000CD2000-memory.dmp

                    Filesize

                    12.3MB

                  • memory/2820-107-0x0000000000090000-0x0000000000CD2000-memory.dmp

                    Filesize

                    12.3MB

                  • memory/2820-58-0x0000000000090000-0x0000000000CD2000-memory.dmp

                    Filesize

                    12.3MB

                  • memory/2820-114-0x0000000000090000-0x0000000000CD2000-memory.dmp

                    Filesize

                    12.3MB

                  • memory/2820-191-0x0000000000090000-0x0000000000CD2000-memory.dmp

                    Filesize

                    12.3MB

                  • memory/2820-188-0x0000000000090000-0x0000000000CD2000-memory.dmp

                    Filesize

                    12.3MB

                  • memory/2848-3-0x0000000000370000-0x0000000000830000-memory.dmp

                    Filesize

                    4.8MB

                  • memory/2848-2-0x0000000000371000-0x000000000039F000-memory.dmp

                    Filesize

                    184KB

                  • memory/2848-1-0x0000000077110000-0x0000000077112000-memory.dmp

                    Filesize

                    8KB

                  • memory/2848-5-0x0000000000370000-0x0000000000830000-memory.dmp

                    Filesize

                    4.8MB

                  • memory/2848-15-0x0000000000370000-0x0000000000830000-memory.dmp

                    Filesize

                    4.8MB

                  • memory/2848-10-0x0000000000370000-0x0000000000830000-memory.dmp

                    Filesize

                    4.8MB

                  • memory/2848-0-0x0000000000370000-0x0000000000830000-memory.dmp

                    Filesize

                    4.8MB