Overview

overview

10

Static

static

566285f0bd...29.exe

windows7_x64

10

566285f0bd...29.exe

windows10_x64

10

Analysis

  • max time kernel
    150s
  • max time network
    197s
  • platform
    windows7_x64
  • resource
    win7v20210408
  • submitted
    29/08/2021, 08:46

Sharing

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Report Analysis Logs

General

  • Target

    566285f0bda34708c0f19e42f6d23929.exe

  • Size

    143KB

  • MD5

    566285f0bda34708c0f19e42f6d23929

  • SHA1

    503bee4aeec4972757c079527a2e0af7bdc84b3a

  • SHA256

    73e71254b57fbc49f7e55767aee9ff95507630171bbda89b5adf1907bc802279

  • SHA512

    f98d64ed8f4b2cccae95a3baff21285e75dfb42baaa5d935893dc5809ca8b81c39eab32aaef16844998e57b22b450e4085ef09460f730e09eca17b9c3021306f

Score
10/10
buranraccoonsmokeloadertofseed02c5d65069fc7ce1993e7c52edf0c9c4c195c81fe582536ec580228180f270f7cb80a867860e010backdoordiscoveryevasionpersistenceransomwarespywarestealerthemidatrojan

Malware Config

Extracted

Path

C:\!!! ALL YOUR FILES ARE ENCRYPTED !!!.TXT

Family

buran

Ransom Note
!!! ALL YOUR FILES ARE ENCRYPTED !!! All your files, documents, photos, databases and other important files are encrypted. You are not able to decrypt it by yourself! The only method of recovering files is to purchase an unique private key. Only we can give you this key and only we can recover your files. PAY FAST 500$=0.013 btc or the price will increase tomorrow bitcoin address bc1qqxnp9z0ff8x852dyflp5r9r6rzse8jl5hzmqz8 To be sure we have the decryptor and it works you can send an email: [email protected] and decrypt one file for free. But this file should be of not valuable! Do you really want to restore your files? [email protected] TELEGRAM @ payfast290 Your personal ID: 2D2-225-83D Attention! * Do not rename encrypted files. * Do not try to decrypt your data using third party software, it may cause permanent data loss. * Decryption of your files with the help of third parties may cause increased price (they add their fee to our) or you can become a victim of a scam.

Extracted

Family

smokeloader

Version

2020

C2

http://readinglistforaugust1.xyz/

http://readinglistforaugust2.xyz/

http://readinglistforaugust3.xyz/

http://readinglistforaugust4.xyz/

http://readinglistforaugust5.xyz/

http://readinglistforaugust6.xyz/

http://readinglistforaugust7.xyz/

http://readinglistforaugust8.xyz/

http://readinglistforaugust9.xyz/

http://readinglistforaugust10.xyz/

http://readinglistforaugust1.site/

http://readinglistforaugust2.site/

http://readinglistforaugust3.site/

http://readinglistforaugust4.site/

http://readinglistforaugust5.site/

http://readinglistforaugust6.site/

http://readinglistforaugust7.site/

http://readinglistforaugust8.site/

http://readinglistforaugust9.site/

http://readinglistforaugust10.site/
rc4.i32
rc4.i32

Extracted

Family

raccoon

Botnet

fe582536ec580228180f270f7cb80a867860e010

Attributes
  • url4cnc

    https://telete.in/xylichanjk

rc4.plain
rc4.plain

Extracted

Family

raccoon

Botnet

d02c5d65069fc7ce1993e7c52edf0c9c4c195c81

Attributes
  • url4cnc

    https://telete.in/open3entershift

rc4.plain
rc4.plain

Signatures

  • Buran

    Ransomware-as-a-service based on the VegaLocker family first identified in 2019.

    ransomwareburan
  • Raccoon

    Simple but powerful infostealer which was very active in 2019.

    stealerraccoon
  • SmokeLoader

    Modular backdoor trojan in use since 2014.

    trojanbackdoorsmokeloader
  • Tofsee

    Backdoor/botnet which carries out malicious activities based on commands from a C2 server.

    trojantofsee
  • Deletes shadow copies 2 TTPs

    Ransomware often targets backup files to inhibit system recovery.

    ransomware
  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs
    evasion
  • Creates new service(s) 1 TTPs
    persistence
  • Downloads MZ/PE file
  • Executes dropped EXE 9 IoCs
  • Modifies Windows Firewall 1 TTPs
    evasion
  • Sets service image path in registry 2 TTPs
    persistence
  • Checks BIOS information in registry 2 TTPs 2 IoCs

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

  • Deletes itself 1 IoCs
  • Loads dropped DLL 9 IoCs
  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

    spywarestealer
  • Reads user/profile data of web browsers 2 TTPs

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

    spywarestealer
  • Themida packer 2 IoCs

    Detects Themida, an advanced Windows software protection system.

    themida
  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
    spyware
  • Adds Run key to start application 2 TTPs 2 IoCs
    persistence
  • Checks installed software on the system 1 TTPs

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

    discovery
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
    evasiontrojan
  • Enumerates connected drives 3 TTPs 24 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • Looks up external IP address via web service 1 IoCs

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

  • Drops file in System32 directory 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Launches sc.exe

    Sc.exe is a Windows utlilty to control services on the system.

  • Enumerates physical storage devices 1 TTPs

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

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

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

  • Interacts with shadow copies 2 TTPs 2 IoCs

    Shadow copies are often targeted by ransomware to inhibit system recovery.

    ransomware
  • Modifies data under HKEY_USERS 2 IoCs
  • Modifies system certificate store 2 TTPs 7 IoCs
    evasionspywaretrojan
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 19 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\566285f0bda34708c0f19e42f6d23929.exe
    "C:\Users\Admin\AppData\Local\Temp\566285f0bda34708c0f19e42f6d23929.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:520
    • C:\Users\Admin\AppData\Local\Temp\566285f0bda34708c0f19e42f6d23929.exe
      "C:\Users\Admin\AppData\Local\Temp\566285f0bda34708c0f19e42f6d23929.exe"
      2⤵
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      PID:836
  • C:\Users\Admin\AppData\Local\Temp\25F8.exe
    C:\Users\Admin\AppData\Local\Temp\25F8.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of SetWindowsHookEx
    PID:1524
  • C:\Users\Admin\AppData\Local\Temp\2731.exe
    C:\Users\Admin\AppData\Local\Temp\2731.exe
    1⤵
    • Executes dropped EXE
    • Loads dropped DLL
    • Modifies system certificate store
    PID:1572
  • C:\Users\Admin\AppData\Local\Temp\28E6.exe
    C:\Users\Admin\AppData\Local\Temp\28E6.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of WriteProcessMemory
    PID:1816
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\fmicghg\
      2⤵
        PID:2004
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\vplrcmek.exe" C:\Windows\SysWOW64\fmicghg\
        2⤵
          PID:964
        • C:\Windows\SysWOW64\sc.exe
          "C:\Windows\System32\sc.exe" create fmicghg binPath= "C:\Windows\SysWOW64\fmicghg\vplrcmek.exe /d\"C:\Users\Admin\AppData\Local\Temp\28E6.exe\"" type= own start= auto DisplayName= "wifi support"
          2⤵
            PID:1776
          • C:\Windows\SysWOW64\sc.exe
            "C:\Windows\System32\sc.exe" description fmicghg "wifi internet conection"
            2⤵
              PID:908
            • C:\Windows\SysWOW64\sc.exe
              "C:\Windows\System32\sc.exe" start fmicghg
              2⤵
                PID:2036
              • C:\Windows\SysWOW64\netsh.exe
                "C:\Windows\System32\netsh.exe" advfirewall firewall add rule name="Host-process for services of Windows" dir=in action=allow program="C:\Windows\SysWOW64\svchost.exe" enable=yes>nul
                2⤵
                  PID:1392
              • C:\Users\Admin\AppData\Local\Temp\33FF.exe
                C:\Users\Admin\AppData\Local\Temp\33FF.exe
                1⤵
                • Executes dropped EXE
                • Checks BIOS information in registry
                • Checks whether UAC is enabled
                • Suspicious use of NtSetInformationThreadHideFromDebugger
                • Suspicious use of AdjustPrivilegeToken
                PID:1168
              • C:\Users\Admin\AppData\Local\Temp\3C88.exe
                C:\Users\Admin\AppData\Local\Temp\3C88.exe
                1⤵
                • Executes dropped EXE
                • Loads dropped DLL
                • Adds Run key to start application
                • Modifies system certificate store
                • Suspicious use of AdjustPrivilegeToken
                PID:1492
                • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\lsass.exe
                  "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\lsass.exe" -start
                  2⤵
                  • Executes dropped EXE
                  • Enumerates connected drives
                  • Modifies system certificate store
                  PID:1756
                  • C:\Windows\SysWOW64\cmd.exe
                    "C:\Windows\system32\cmd.exe" /C wmic shadowcopy delete
                    3⤵
                      PID:1684
                      • C:\Windows\SysWOW64\Wbem\WMIC.exe
                        wmic shadowcopy delete
                        4⤵
                        • Suspicious use of AdjustPrivilegeToken
                        PID:752
                    • C:\Windows\SysWOW64\cmd.exe
                      "C:\Windows\system32\cmd.exe" /C bcdedit /set {default} recoveryenabled no
                      3⤵
                        PID:1264
                      • C:\Windows\SysWOW64\cmd.exe
                        "C:\Windows\system32\cmd.exe" /C bcdedit /set {default} bootstatuspolicy ignoreallfailures
                        3⤵
                          PID:968
                        • C:\Windows\SysWOW64\cmd.exe
                          "C:\Windows\system32\cmd.exe" /C wbadmin delete catalog -quiet
                          3⤵
                            PID:520
                          • C:\Windows\SysWOW64\cmd.exe
                            "C:\Windows\system32\cmd.exe" /C vssadmin delete shadows /all /quiet
                            3⤵
                              PID:1712
                              • C:\Windows\SysWOW64\vssadmin.exe
                                vssadmin delete shadows /all /quiet
                                4⤵
                                • Interacts with shadow copies
                                PID:1784
                            • C:\Windows\SysWOW64\cmd.exe
                              "C:\Windows\system32\cmd.exe" /C C:\Users\Admin\AppData\Local\Temp\~temp001.bat
                              3⤵
                                PID:1284
                                • C:\Windows\SysWOW64\Wbem\WMIC.exe
                                  wmic shadowcopy delete
                                  4⤵
                                  • Suspicious use of AdjustPrivilegeToken
                                  PID:1108
                                • C:\Windows\SysWOW64\vssadmin.exe
                                  vssadmin delete shadows /all /quiet
                                  4⤵
                                  • Interacts with shadow copies
                                  PID:1824
                              • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\lsass.exe
                                "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\lsass.exe" -agent 0
                                3⤵
                                • Executes dropped EXE
                                • Drops file in Program Files directory
                                PID:1356
                            • C:\Windows\SysWOW64\notepad.exe
                              notepad.exe
                              2⤵
                                PID:820
                            • C:\Users\Admin\AppData\Local\Temp\4205.exe
                              C:\Users\Admin\AppData\Local\Temp\4205.exe
                              1⤵
                              • Executes dropped EXE
                              PID:1632
                            • C:\Windows\SysWOW64\explorer.exe
                              C:\Windows\SysWOW64\explorer.exe
                              1⤵
                                PID:1752
                              • C:\Windows\explorer.exe
                                C:\Windows\explorer.exe
                                1⤵
                                  PID:524
                                • C:\Windows\SysWOW64\explorer.exe
                                  C:\Windows\SysWOW64\explorer.exe
                                  1⤵
                                    PID:1160
                                  • C:\Windows\explorer.exe
                                    C:\Windows\explorer.exe
                                    1⤵
                                      PID:1748
                                    • C:\Windows\SysWOW64\explorer.exe
                                      C:\Windows\SysWOW64\explorer.exe
                                      1⤵
                                        PID:1660
                                      • C:\Windows\explorer.exe
                                        C:\Windows\explorer.exe
                                        1⤵
                                          PID:1440
                                        • C:\Windows\SysWOW64\explorer.exe
                                          C:\Windows\SysWOW64\explorer.exe
                                          1⤵
                                            PID:1752
                                          • C:\Windows\explorer.exe
                                            C:\Windows\explorer.exe
                                            1⤵
                                              PID:1072
                                            • C:\Windows\SysWOW64\explorer.exe
                                              C:\Windows\SysWOW64\explorer.exe
                                              1⤵
                                                PID:1572
                                              • C:\Windows\system32\vssvc.exe
                                                C:\Windows\system32\vssvc.exe
                                                1⤵
                                                • Suspicious use of AdjustPrivilegeToken
                                                PID:1996
                                              • C:\Windows\SysWOW64\fmicghg\vplrcmek.exe
                                                C:\Windows\SysWOW64\fmicghg\vplrcmek.exe /d"C:\Users\Admin\AppData\Local\Temp\28E6.exe"
                                                1⤵
                                                • Executes dropped EXE
                                                • Suspicious use of SetThreadContext
                                                PID:992
                                                • C:\Windows\SysWOW64\svchost.exe
                                                  svchost.exe
                                                  2⤵
                                                  • Drops file in System32 directory
                                                  • Modifies data under HKEY_USERS
                                                  PID:1524

                                              Network

                                                    MITRE ATT&CK Enterprise v6

                                                    Replay Monitor

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                                                    Downloads

                                                    • memory/520-63-0x0000000000220000-0x000000000022A000-memory.dmp

                                                      Filesize

                                                      40KB

                                                      Download

                                                    • memory/524-113-0x0000000000070000-0x0000000000077000-memory.dmp

                                                      Filesize

                                                      28KB

                                                      Download

                                                    • memory/524-114-0x0000000000060000-0x000000000006C000-memory.dmp

                                                      Filesize

                                                      48KB

                                                      Download

                                                    • memory/820-145-0x00000000000A0000-0x00000000000A1000-memory.dmp

                                                      Filesize

                                                      4KB

                                                      Download

                                                    • memory/836-62-0x0000000075C31000-0x0000000075C33000-memory.dmp

                                                      Filesize

                                                      8KB

                                                      Download

                                                    • memory/836-60-0x0000000000400000-0x0000000000409000-memory.dmp

                                                      Filesize

                                                      36KB

                                                      Download

                                                    • memory/992-185-0x0000000000400000-0x0000000001D73000-memory.dmp

                                                      Filesize

                                                      25.4MB

                                                      Download

                                                    • memory/1072-155-0x0000000000070000-0x0000000000075000-memory.dmp

                                                      Filesize

                                                      20KB

                                                      Download

                                                    • memory/1072-156-0x0000000000060000-0x0000000000069000-memory.dmp

                                                      Filesize

                                                      36KB

                                                      Download

                                                    • memory/1160-118-0x00000000000D0000-0x00000000000D7000-memory.dmp

                                                      Filesize

                                                      28KB

                                                      Download

                                                    • memory/1160-119-0x00000000000C0000-0x00000000000CB000-memory.dmp

                                                      Filesize

                                                      44KB

                                                      Download

                                                    • memory/1160-117-0x000000006DBA1000-0x000000006DBA3000-memory.dmp

                                                      Filesize

                                                      8KB

                                                      Download

                                                    • memory/1168-90-0x00000000010A0000-0x00000000010A1000-memory.dmp

                                                      Filesize

                                                      4KB

                                                      Download

                                                    • memory/1168-95-0x00000000055B0000-0x00000000055B1000-memory.dmp

                                                      Filesize

                                                      4KB

                                                      Download

                                                    • memory/1204-64-0x0000000002AB0000-0x0000000002AC6000-memory.dmp

                                                      Filesize

                                                      88KB

                                                      Download

                                                    • memory/1440-129-0x0000000000070000-0x0000000000076000-memory.dmp

                                                      Filesize

                                                      24KB

                                                      Download

                                                    • memory/1440-130-0x0000000000060000-0x000000000006C000-memory.dmp

                                                      Filesize

                                                      48KB

                                                      Download

                                                    • memory/1524-180-0x00000000000C0000-0x00000000000D5000-memory.dmp

                                                      Filesize

                                                      84KB

                                                      Download

                                                    • memory/1572-75-0x0000000000400000-0x0000000001DB5000-memory.dmp

                                                      Filesize

                                                      25.7MB

                                                      Download

                                                    • memory/1572-160-0x0000000000090000-0x0000000000095000-memory.dmp

                                                      Filesize

                                                      20KB

                                                      Download

                                                    • memory/1572-161-0x0000000000080000-0x0000000000089000-memory.dmp

                                                      Filesize

                                                      36KB

                                                      Download

                                                    • memory/1572-74-0x00000000002F0000-0x000000000037F000-memory.dmp

                                                      Filesize

                                                      572KB

                                                      Download

                                                    • memory/1632-108-0x0000000000220000-0x00000000002AF000-memory.dmp

                                                      Filesize

                                                      572KB

                                                      Download

                                                    • memory/1632-109-0x0000000000400000-0x0000000001DB7000-memory.dmp

                                                      Filesize

                                                      25.7MB

                                                      Download

                                                    • memory/1660-127-0x0000000000080000-0x0000000000089000-memory.dmp

                                                      Filesize

                                                      36KB

                                                      Download

                                                    • memory/1660-126-0x0000000000090000-0x0000000000095000-memory.dmp

                                                      Filesize

                                                      20KB

                                                      Download

                                                    • memory/1748-122-0x0000000000060000-0x000000000006F000-memory.dmp

                                                      Filesize

                                                      60KB

                                                      Download

                                                    • memory/1748-121-0x0000000000070000-0x0000000000079000-memory.dmp

                                                      Filesize

                                                      36KB

                                                      Download

                                                    • memory/1752-144-0x0000000000080000-0x0000000000089000-memory.dmp

                                                      Filesize

                                                      36KB

                                                      Download

                                                    • memory/1752-110-0x0000000000140000-0x00000000001B4000-memory.dmp

                                                      Filesize

                                                      464KB

                                                      Download

                                                    • memory/1752-143-0x0000000000090000-0x0000000000094000-memory.dmp

                                                      Filesize

                                                      16KB

                                                      Download

                                                    • memory/1752-111-0x00000000000D0000-0x000000000013B000-memory.dmp

                                                      Filesize

                                                      428KB

                                                      Download

                                                    • memory/1752-107-0x000000006DD11000-0x000000006DD13000-memory.dmp

                                                      Filesize

                                                      8KB

                                                      Download

                                                    • memory/1816-81-0x0000000000400000-0x0000000001D73000-memory.dmp

                                                      Filesize

                                                      25.4MB

                                                      Download

                                                    • memory/1816-77-0x0000000000220000-0x0000000000233000-memory.dmp

                                                      Filesize

                                                      76KB

                                                      Download