Analysis

  • max time kernel
    150s
  • max time network
    137s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07/10/2022, 11:21

General

  • Target
    dea62cdc430d7988ffd3eb430df2f7e8.exe
  • Size 266KB
  • Sample221007-nf1ajscdgn
  • SHA256 3e12feacf2c7f28a71ade378c01afb4ff35c137e43840d3570cf1e820414f0c1
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Amadey

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

  • Detect Amadey credential stealer module 3 IoCs
  • Detects Smokeloader packer 1 IoCs
  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • Blocklisted process makes network request 2 IoCs
  • Downloads MZ/PE file
  • Executes dropped EXE 9 IoCs
  • Checks computer location settings 2 TTPs 2 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Loads dropped DLL 2 IoCs
  • Reads local data of messenger clients 2 TTPs

    Infostealers often target stored data of messaging applications, which can include saved credentials and account information.

  • Accesses Microsoft Outlook profiles 1 TTPs 1 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 3 IoCs
  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

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

  • Creates scheduled task(s) 1 TTPs 1 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 19 IoCs
  • Suspicious use of AdjustPrivilegeToken 58 IoCs
  • Suspicious use of WriteProcessMemory 63 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\dea62cdc430d7988ffd3eb430df2f7e8.exe
    "C:\Users\Admin\AppData\Local\Temp\dea62cdc430d7988ffd3eb430df2f7e8.exe"
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    PID:1140
  • C:\Users\Admin\AppData\Local\Temp\126F.exe
    C:\Users\Admin\AppData\Local\Temp\126F.exe
    1⤵
    • Executes dropped EXE
    PID:752
  • C:\Users\Admin\AppData\Local\Temp\154E.exe
    C:\Users\Admin\AppData\Local\Temp\154E.exe
    1⤵
    • Executes dropped EXE
    PID:3108
  • C:\Users\Admin\AppData\Local\Temp\2BA6.exe
    C:\Users\Admin\AppData\Local\Temp\2BA6.exe
    1⤵
    • Executes dropped EXE
    PID:1600
  • C:\Users\Admin\AppData\Local\Temp\39C0.exe
    C:\Users\Admin\AppData\Local\Temp\39C0.exe
    1⤵
    • Executes dropped EXE
    PID:1016
  • C:\Users\Admin\AppData\Local\Temp\3F01.exe
    C:\Users\Admin\AppData\Local\Temp\3F01.exe
    1⤵
    • Executes dropped EXE
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:1172
    • C:\Users\Admin\AppData\Local\Temp\0fd408e638\wfyoot.exe
      "C:\Users\Admin\AppData\Local\Temp\0fd408e638\wfyoot.exe"
      2⤵
      • Executes dropped EXE
      • Checks computer location settings
      • Suspicious use of WriteProcessMemory
      PID:1792
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN wfyoot.exe /TR "C:\Users\Admin\AppData\Local\Temp\0fd408e638\wfyoot.exe" /F
        3⤵
        • Creates scheduled task(s)
        PID:4300
      • C:\Windows\SysWOW64\rundll32.exe
        "C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\70b90d83e65db7\cred64.dll, Main
        3⤵
        • Loads dropped DLL
        PID:1292
      • C:\Windows\SysWOW64\rundll32.exe
        "C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\70b90d83e65db7\cred64.dll, Main
        3⤵
        • Blocklisted process makes network request
        • Loads dropped DLL
        • Accesses Microsoft Outlook profiles
        • outlook_win_path
        PID:800
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1172 -s 1136
      2⤵
      • Program crash
      PID:724
  • C:\Users\Admin\AppData\Local\Temp\4144.exe
    C:\Users\Admin\AppData\Local\Temp\4144.exe
    1⤵
    • Executes dropped EXE
    PID:3460
  • C:\Windows\SysWOW64\explorer.exe
    C:\Windows\SysWOW64\explorer.exe
    1⤵
      PID:1424
    • C:\Windows\explorer.exe
      C:\Windows\explorer.exe
      1⤵
        PID:4968
      • C:\Windows\SysWOW64\explorer.exe
        C:\Windows\SysWOW64\explorer.exe
        1⤵
          PID:3296
        • C:\Windows\explorer.exe
          C:\Windows\explorer.exe
          1⤵
            PID:4732
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 1172 -ip 1172
            1⤵
              PID:2140
            • C:\Windows\SysWOW64\explorer.exe
              C:\Windows\SysWOW64\explorer.exe
              1⤵
                PID:1152
              • C:\Windows\SysWOW64\explorer.exe
                C:\Windows\SysWOW64\explorer.exe
                1⤵
                  PID:3776
                • C:\Windows\SysWOW64\explorer.exe
                  C:\Windows\SysWOW64\explorer.exe
                  1⤵
                    PID:2292
                  • C:\Windows\explorer.exe
                    C:\Windows\explorer.exe
                    1⤵
                      PID:1364
                    • C:\Windows\SysWOW64\explorer.exe
                      C:\Windows\SysWOW64\explorer.exe
                      1⤵
                        PID:4972
                      • C:\Users\Admin\AppData\Local\Temp\0fd408e638\wfyoot.exe
                        C:\Users\Admin\AppData\Local\Temp\0fd408e638\wfyoot.exe
                        1⤵
                        • Executes dropped EXE
                        PID:828
                        • C:\Windows\SysWOW64\WerFault.exe
                          C:\Windows\SysWOW64\WerFault.exe -u -p 828 -s 312
                          2⤵
                          • Program crash
                          PID:3932
                      • C:\Windows\SysWOW64\WerFault.exe
                        C:\Windows\SysWOW64\WerFault.exe -pss -s 508 -p 828 -ip 828
                        1⤵
                          PID:364
                        • C:\Users\Admin\AppData\Local\Temp\0fd408e638\wfyoot.exe
                          C:\Users\Admin\AppData\Local\Temp\0fd408e638\wfyoot.exe
                          1⤵
                          • Executes dropped EXE
                          PID:3092
                          • C:\Windows\SysWOW64\WerFault.exe
                            C:\Windows\SysWOW64\WerFault.exe -u -p 3092 -s 316
                            2⤵
                            • Program crash
                            PID:3148
                        • C:\Windows\SysWOW64\WerFault.exe
                          C:\Windows\SysWOW64\WerFault.exe -pss -s 548 -p 3092 -ip 3092
                          1⤵
                            PID:3632

                          Network

                                MITRE ATT&CK Enterprise v6

                                Replay Monitor

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                                Downloads

                                wfyoot.exe

                                • Path C:\Users\Admin\AppData\Local\Temp\0fd408e638\wfyoot.exe
                                • Size 314KB
                                • SHA256 292952ec16f4a603899012bc3f138de8f7b3953466fb56cd047a6118cabba11e
                                • MD5 SHA1 SHA512 SSDEEP

                                wfyoot.exe

                                • Path C:\Users\Admin\AppData\Local\Temp\0fd408e638\wfyoot.exe
                                • Size 314KB
                                • SHA256 292952ec16f4a603899012bc3f138de8f7b3953466fb56cd047a6118cabba11e
                                • MD5 SHA1 SHA512 SSDEEP

                                wfyoot.exe

                                • Path C:\Users\Admin\AppData\Local\Temp\0fd408e638\wfyoot.exe
                                • Size 314KB
                                • SHA256 292952ec16f4a603899012bc3f138de8f7b3953466fb56cd047a6118cabba11e
                                • MD5 SHA1 SHA512 SSDEEP

                                wfyoot.exe

                                • Path C:\Users\Admin\AppData\Local\Temp\0fd408e638\wfyoot.exe
                                • Size 314KB
                                • SHA256 292952ec16f4a603899012bc3f138de8f7b3953466fb56cd047a6118cabba11e
                                • MD5 SHA1 SHA512 SSDEEP

                                126F.exe

                                • Path C:\Users\Admin\AppData\Local\Temp\126F.exe
                                • Size 363KB
                                • SHA256 39c4fa10490d1f6e5f909786dee9ab0d8e8eb79bb04a9c541d2209224367ad16
                                • MD5 SHA1 SHA512 SSDEEP

                                126F.exe

                                • Path C:\Users\Admin\AppData\Local\Temp\126F.exe
                                • Size 363KB
                                • SHA256 39c4fa10490d1f6e5f909786dee9ab0d8e8eb79bb04a9c541d2209224367ad16
                                • MD5 SHA1 SHA512 SSDEEP

                                154E.exe

                                • Path C:\Users\Admin\AppData\Local\Temp\154E.exe
                                • Size 363KB
                                • SHA256 5e924125ff6aeb76684f4fb7f578c6d9278b243ed18e9a9eff8b2b28045ec5a5
                                • MD5 SHA1 SHA512 SSDEEP

                                154E.exe

                                • Path C:\Users\Admin\AppData\Local\Temp\154E.exe
                                • Size 363KB
                                • SHA256 5e924125ff6aeb76684f4fb7f578c6d9278b243ed18e9a9eff8b2b28045ec5a5
                                • MD5 SHA1 SHA512 SSDEEP

                                2BA6.exe

                                • Path C:\Users\Admin\AppData\Local\Temp\2BA6.exe
                                • Size 4.5MB
                                • SHA256 8e88c967170719542fe3abc8ab59cce68b20f6fbdc5281bcdfa3858648b7e49e
                                • MD5 SHA1 SHA512 SSDEEP

                                2BA6.exe

                                • Path C:\Users\Admin\AppData\Local\Temp\2BA6.exe
                                • Size 4.5MB
                                • SHA256 8e88c967170719542fe3abc8ab59cce68b20f6fbdc5281bcdfa3858648b7e49e
                                • MD5 SHA1 SHA512 SSDEEP

                                39C0.exe

                                • Path C:\Users\Admin\AppData\Local\Temp\39C0.exe
                                • Size 4.5MB
                                • SHA256 8e88c967170719542fe3abc8ab59cce68b20f6fbdc5281bcdfa3858648b7e49e
                                • MD5 SHA1 SHA512 SSDEEP

                                39C0.exe

                                • Path C:\Users\Admin\AppData\Local\Temp\39C0.exe
                                • Size 4.5MB
                                • SHA256 8e88c967170719542fe3abc8ab59cce68b20f6fbdc5281bcdfa3858648b7e49e
                                • MD5 SHA1 SHA512 SSDEEP

                                3F01.exe

                                • Path C:\Users\Admin\AppData\Local\Temp\3F01.exe
                                • Size 314KB
                                • SHA256 292952ec16f4a603899012bc3f138de8f7b3953466fb56cd047a6118cabba11e
                                • MD5 SHA1 SHA512 SSDEEP

                                3F01.exe

                                • Path C:\Users\Admin\AppData\Local\Temp\3F01.exe
                                • Size 314KB
                                • SHA256 292952ec16f4a603899012bc3f138de8f7b3953466fb56cd047a6118cabba11e
                                • MD5 SHA1 SHA512 SSDEEP

                                4144.exe

                                • Path C:\Users\Admin\AppData\Local\Temp\4144.exe
                                • Size 316KB
                                • SHA256 07c94a43d67cc347c043105b104a8ccc57eb97f7ffe4f5114ea6c13dcf07aba2
                                • MD5 SHA1 SHA512 SSDEEP

                                4144.exe

                                • Path C:\Users\Admin\AppData\Local\Temp\4144.exe
                                • Size 316KB
                                • SHA256 07c94a43d67cc347c043105b104a8ccc57eb97f7ffe4f5114ea6c13dcf07aba2
                                • MD5 SHA1 SHA512 SSDEEP

                                cred64.dll

                                • Path C:\Users\Admin\AppData\Roaming\70b90d83e65db7\cred64.dll
                                • Size 126KB
                                • SHA256 ed09ad4a634284fcff5d1e12eb0263092d5fdbe910c5c2ae76827bbab6401675
                                • MD5 SHA1 SHA512 SSDEEP

                                cred64.dll

                                • Path C:\Users\Admin\AppData\Roaming\70b90d83e65db7\cred64.dll
                                • Size 126KB
                                • SHA256 ed09ad4a634284fcff5d1e12eb0263092d5fdbe910c5c2ae76827bbab6401675
                                • MD5 SHA1 SHA512 SSDEEP

                                cred64.dll

                                • Path C:\Users\Admin\AppData\Roaming\70b90d83e65db7\cred64.dll
                                • Size 126KB
                                • SHA256 ed09ad4a634284fcff5d1e12eb0263092d5fdbe910c5c2ae76827bbab6401675
                                • MD5 SHA1 SHA512 SSDEEP

                                memory/828-204-0x0000000000400000-0x0000000000453000-memory.dmp

                                memory/828-203-0x00000000004F0000-0x000000000050C000-memory.dmp

                                memory/1016-196-0x0000000000400000-0x0000000000B6B000-memory.dmp

                                memory/1016-154-0x0000000000400000-0x0000000000B6B000-memory.dmp

                                memory/1140-133-0x0000000000590000-0x0000000000599000-memory.dmp

                                memory/1140-134-0x0000000000400000-0x0000000000448000-memory.dmp

                                memory/1140-135-0x0000000000400000-0x0000000000448000-memory.dmp

                                memory/1140-132-0x00000000007AD000-0x00000000007BD000-memory.dmp

                                memory/1152-179-0x0000000001210000-0x0000000001237000-memory.dmp

                                memory/1152-178-0x0000000001240000-0x0000000001262000-memory.dmp

                                memory/1152-202-0x0000000001240000-0x0000000001262000-memory.dmp

                                memory/1172-174-0x0000000000400000-0x0000000000453000-memory.dmp

                                memory/1172-172-0x00000000006CD000-0x00000000006E9000-memory.dmp

                                memory/1172-173-0x00000000005A0000-0x00000000005D7000-memory.dmp

                                memory/1364-209-0x0000000000CE0000-0x0000000000CE7000-memory.dmp

                                memory/1364-193-0x0000000000CE0000-0x0000000000CE7000-memory.dmp

                                memory/1364-190-0x0000000000CD0000-0x0000000000CDD000-memory.dmp

                                memory/1424-198-0x00000000012D0000-0x00000000012D7000-memory.dmp

                                memory/1424-161-0x00000000012C0000-0x00000000012CB000-memory.dmp

                                memory/1424-160-0x00000000012D0000-0x00000000012D7000-memory.dmp

                                memory/1600-147-0x0000000000400000-0x0000000000B6B000-memory.dmp

                                memory/1600-145-0x0000000000400000-0x0000000000B6B000-memory.dmp

                                memory/1600-185-0x0000000000400000-0x0000000000B6B000-memory.dmp

                                memory/1792-207-0x000000000052C000-0x0000000000549000-memory.dmp

                                memory/1792-208-0x0000000000400000-0x0000000000453000-memory.dmp

                                memory/1792-188-0x000000000052C000-0x0000000000549000-memory.dmp

                                memory/1792-189-0x0000000000400000-0x0000000000453000-memory.dmp

                                memory/2292-186-0x0000000000EA0000-0x0000000000EA6000-memory.dmp

                                memory/2292-187-0x0000000000E90000-0x0000000000E9B000-memory.dmp

                                memory/2292-206-0x0000000000EA0000-0x0000000000EA6000-memory.dmp

                                memory/3092-217-0x00000000004F0000-0x000000000050C000-memory.dmp

                                memory/3092-218-0x0000000000400000-0x0000000000453000-memory.dmp

                                memory/3296-200-0x0000000000EA0000-0x0000000000EA5000-memory.dmp

                                memory/3296-167-0x0000000000E90000-0x0000000000E99000-memory.dmp

                                memory/3296-166-0x0000000000EA0000-0x0000000000EA5000-memory.dmp

                                memory/3776-182-0x0000000000580000-0x0000000000585000-memory.dmp

                                memory/3776-183-0x0000000000570000-0x0000000000579000-memory.dmp

                                memory/3776-205-0x0000000000580000-0x0000000000585000-memory.dmp

                                memory/4732-176-0x0000000000BF0000-0x0000000000BFC000-memory.dmp

                                memory/4732-175-0x0000000000E00000-0x0000000000E06000-memory.dmp

                                memory/4732-201-0x0000000000E00000-0x0000000000E06000-memory.dmp

                                memory/4968-164-0x00000000001E0000-0x00000000001EF000-memory.dmp

                                memory/4968-163-0x00000000001F0000-0x00000000001F9000-memory.dmp

                                memory/4968-199-0x00000000001F0000-0x00000000001F9000-memory.dmp

                                memory/4972-194-0x00000000006B0000-0x00000000006B8000-memory.dmp

                                memory/4972-195-0x00000000006A0000-0x00000000006AB000-memory.dmp

                                memory/4972-210-0x00000000006B0000-0x00000000006B8000-memory.dmp