Analysis

  • max time kernel
    149s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-05-2024 11:06

General

  • Target

    71bf6afabace5793ab9faefdde894869_JaffaCakes118.exe

  • Size

    1.6MB

  • MD5

    71bf6afabace5793ab9faefdde894869

  • SHA1

    39f70eca6b8a266412c444ecb69acf5312f281d9

  • SHA256

    776d780b26884ebdfaa97e65d1761a02c6a9e1658dc1183f1794bf29291f39e8

  • SHA512

    e06f1e7cacbfd3448ad24f778e08c44f47e2d65c5b92339c2e2262666052ee17b5a7243a5f1846318d259211f00c116d2527bf57604e1bea37f2b7ab15ef1439

  • SSDEEP

    49152:DbRITwX7AwLiXrdFrupvD1dmrW1U4cN0appl9:WwrAweXzrIvmiUgOpl9

Malware Config

Extracted

Family

sality

C2

http://89.119.67.154/testo5/

http://kukutrustnet777.info/home.gif

http://kukutrustnet888.info/home.gif

http://kukutrustnet987.info/home.gif

Signatures

  • Modifies firewall policy service 2 TTPs 3 IoCs
  • Sality

    Sality is backdoor written in C++, first discovered in 2003.

  • UAC bypass 3 TTPs 1 IoCs
  • Windows security bypass 2 TTPs 6 IoCs
  • UPX packed file 18 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Windows security modification 2 TTPs 7 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 2 IoCs

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

  • Drops file in Windows directory 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:772
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:780
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:372
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:3052
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:3060
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:1456
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3448
                  • C:\Users\Admin\AppData\Local\Temp\71bf6afabace5793ab9faefdde894869_JaffaCakes118.exe
                    "C:\Users\Admin\AppData\Local\Temp\71bf6afabace5793ab9faefdde894869_JaffaCakes118.exe"
                    2⤵
                    • Modifies firewall policy service
                    • UAC bypass
                    • Windows security bypass
                    • Windows security modification
                    • Checks whether UAC is enabled
                    • Enumerates connected drives
                    • Drops file in Windows directory
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of AdjustPrivilegeToken
                    • Suspicious use of WriteProcessMemory
                    • System policy modification
                    PID:1092
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3560
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3748
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3844
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3908
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:3996
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4100
                            • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\InputApp\TextInputHost.exe
                              "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\InputApp\TextInputHost.exe" -ServerName:InputApp.AppX9jnwykgrccxc8by3hsrsh07r423xzvav.mca
                              1⤵
                                PID:1028
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:4488
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:CortanaUI.AppX3bn25b6f886wmg6twh46972vprk9tnbf.mca
                                  1⤵
                                    PID:1956
                                  • C:\Windows\system32\backgroundTaskHost.exe
                                    "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                    1⤵
                                      PID:1252

                                    Network

                                    MITRE ATT&CK Enterprise v15

                                    Replay Monitor

                                    Loading Replay Monitor...

                                    Downloads

                                    • C:\Users\Admin\AppData\Local\Temp\0E57375C_Rar\71bf6afabace5793ab9faefdde894869_JaffaCakes118.exe

                                      Filesize

                                      1.5MB

                                      MD5

                                      16d13e54894eb70b6eb102f049e65e72

                                      SHA1

                                      655190d05846023760f24cc4272edbfa421af1ac

                                      SHA256

                                      0e28103eb087d6a48f5b142f137d89b52d3a000488c2f0aa88bc000f34d1c32b

                                      SHA512

                                      094a6da5658baa572983a931e55d482fa9c0052973734e415efcb500353a8dfb2469b07f36b3f364a0cbd48a870dbcbfd5158f65ac68dd331d8591ab99ef060a

                                    • C:\Users\Admin\AppData\Local\Temp\data\map\puzzle\poker\link\room\pic0017.dds

                                      Filesize

                                      8KB

                                      MD5

                                      717c9cec1be97525d9ed4a5ce72707d1

                                      SHA1

                                      551fede1d0cef3db2717b496381adb096c8cdee2

                                      SHA256

                                      edb6a9dfee1a50f4868baaf63bcafd7249a1fd02f7119e78fe49e86e8db5c4ce

                                      SHA512

                                      eff22e647e8726339c9e6d239e544a4590be8fcdcf98b533e117778515e5845648e7d0f01c0e5171a20b6d3ad9ba757545f20588d67a4755cea7ad41ca9207e9

                                    • memory/1092-26-0x0000000002200000-0x00000000032BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1092-316-0x0000000002200000-0x00000000032BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1092-19-0x0000000002200000-0x00000000032BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1092-23-0x0000000002200000-0x00000000032BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1092-1-0x0000000000400000-0x000000000047E000-memory.dmp

                                      Filesize

                                      504KB

                                    • memory/1092-20-0x0000000002200000-0x00000000032BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1092-8-0x0000000002200000-0x00000000032BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1092-27-0x0000000003DD0000-0x0000000003DD2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/1092-14-0x0000000003DD0000-0x0000000003DD2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/1092-25-0x0000000003DD0000-0x0000000003DD2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/1092-335-0x0000000000400000-0x000000000047E000-memory.dmp

                                      Filesize

                                      504KB

                                    • memory/1092-15-0x0000000003E20000-0x0000000003E21000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/1092-3-0x0000000002200000-0x00000000032BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1092-7-0x0000000002200000-0x00000000032BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1092-4-0x0000000002200000-0x00000000032BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1092-241-0x0000000002200000-0x00000000032BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1092-216-0x0000000002200000-0x00000000032BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1092-311-0x0000000002200000-0x00000000032BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1092-313-0x0000000002200000-0x00000000032BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1092-312-0x0000000002200000-0x00000000032BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1092-315-0x0000000002200000-0x00000000032BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1092-6-0x0000000002200000-0x00000000032BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1092-324-0x0000000002200000-0x00000000032BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1092-5-0x0000000002200000-0x00000000032BA000-memory.dmp

                                      Filesize

                                      16.7MB