Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22-01-2025 05:27

General

  • Target

    JaffaCakes118_0abe17baba15b8722dc8b5a15594cc68.dll

  • Size

    690KB

  • MD5

    0abe17baba15b8722dc8b5a15594cc68

  • SHA1

    db4d32809b6b7c6b39203e6864e8284673208855

  • SHA256

    7e53ca1ef7bfa58626c411efd6349ef113cbc71b14434edd5ef97e2b141d3150

  • SHA512

    dcf244923f310811a5e8221631bc7f71186248bbd83c731611a3cf6a0f7ffcb7ceef03df5cd4e6485b70cb899fc41dfdcebd6f6a7d62526e8406667cf91a42c8

  • SSDEEP

    12288:hE7NiOLg18+1/hv5VEipyz7mTWWa8afR2ftuD1xbmiU90V2arh:hE3+F5GipwuWWpj+OMrh

Malware Config

Signatures

  • Ramnit

    Ramnit is a versatile family that holds viruses, worms, and Trojans.

  • Ramnit family
  • Executes dropped EXE 2 IoCs
  • Drops file in System32 directory 1 IoCs
  • UPX packed file 10 IoCs

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

  • Drops file in Program Files directory 3 IoCs
  • Program crash 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies Internet Explorer settings 1 TTPs 45 IoCs
  • Suspicious behavior: EnumeratesProcesses 16 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SetWindowsHookEx 10 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0abe17baba15b8722dc8b5a15594cc68.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1048
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0abe17baba15b8722dc8b5a15594cc68.dll,#1
      2⤵
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:5076
      • C:\Windows\SysWOW64\rundll32mgr.exe
        C:\Windows\SysWOW64\rundll32mgr.exe
        3⤵
        • Executes dropped EXE
        • Drops file in Program Files directory
        • System Location Discovery: System Language Discovery
        • Suspicious use of UnmapMainImage
        • Suspicious use of WriteProcessMemory
        PID:2404
        • C:\Program Files (x86)\Microsoft\WaterMark.exe
          "C:\Program Files (x86)\Microsoft\WaterMark.exe"
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of UnmapMainImage
          • Suspicious use of WriteProcessMemory
          PID:4960
          • C:\Windows\SysWOW64\svchost.exe
            C:\Windows\system32\svchost.exe
            5⤵
              PID:4944
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -u -p 4944 -s 204
                6⤵
                • Program crash
                PID:4352
            • C:\Program Files\Internet Explorer\iexplore.exe
              "C:\Program Files\Internet Explorer\iexplore.exe"
              5⤵
              • Modifies Internet Explorer settings
              • Suspicious use of FindShellTrayWindow
              • Suspicious use of SetWindowsHookEx
              • Suspicious use of WriteProcessMemory
              PID:2684
              • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
                "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2684 CREDAT:17410 /prefetch:2
                6⤵
                • System Location Discovery: System Language Discovery
                • Modifies Internet Explorer settings
                • Suspicious use of SetWindowsHookEx
                PID:3716
            • C:\Program Files\Internet Explorer\iexplore.exe
              "C:\Program Files\Internet Explorer\iexplore.exe"
              5⤵
              • Modifies Internet Explorer settings
              • Suspicious use of FindShellTrayWindow
              • Suspicious use of SetWindowsHookEx
              • Suspicious use of WriteProcessMemory
              PID:4284
              • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
                "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4284 CREDAT:17410 /prefetch:2
                6⤵
                • System Location Discovery: System Language Discovery
                • Modifies Internet Explorer settings
                • Suspicious use of SetWindowsHookEx
                PID:4796
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 5076 -s 608
          3⤵
          • Program crash
          PID:4888
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 5076 -ip 5076
      1⤵
        PID:3760
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 4944 -ip 4944
        1⤵
          PID:1928

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

          Filesize

          471B

          MD5

          fbd57568c7e969025fd7a77d6a9e5f45

          SHA1

          d8c221556c7dbeb55cbfe80a3006b6578e2ae4bd

          SHA256

          b820d32dc781d4a3af1cc452d73d4f57e1d963da4cdec90cb0660837657c8328

          SHA512

          c8d4e5b78e01570d02f0953bd0ebd818ed2985dfc5006ba39ce101693f1bc9de8550b9149d3028911ec5c1371b813f0bc8391d10294e04022b52a91c3d47f5cf

        • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

          Filesize

          404B

          MD5

          c3a3062f399dbc2407a6d3729bd85613

          SHA1

          9432340f573bcc1b5a314e86525b6b6f74105609

          SHA256

          13ddd26b996144ffd3a506e0bb354a85e54cee82f568c3e7af00760190c83d18

          SHA512

          b0739ce7a4c13fce57b1adcc17e1479a03587cbe1a0f26eff4f777764558d5c6e4ac5081a25483d993977196a620fbc06ff418c1539cd225e3f4b13d458eeaaf

        • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{A546305D-D881-11EF-B9D5-5EA348B38F9D}.dat

          Filesize

          4KB

          MD5

          32b421f814d5924a62df1b94596df6d3

          SHA1

          70cb49a359fd64dc05d603b3fff5f240c1a897b2

          SHA256

          2622c664b91935ed40fbe806d7e6efcde66cb207f0f806a6a8e51129358bbf55

          SHA512

          9bd610ee4bcbc70ec1a8ff292c492ed71ab638fe1f40679b7a2d40e397ea03bbe80ed21d9819734c81360ddcac5f99b2c3e31ae331fe6897a3be2ab215226636

        • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{A54892AE-D881-11EF-B9D5-5EA348B38F9D}.dat

          Filesize

          5KB

          MD5

          d2adac137ad3177c4ed249a844acba17

          SHA1

          b096200305174a5889c1f40b0f7b3c25d84aac62

          SHA256

          ac9fd42f97cd6738c3b2996660d1383f7e15798c86d1491cc7c01823cbb75355

          SHA512

          6ec305c3baf359e4eebf86dfc1c829eee16b3dfd13ddcb1405e0c03ca0e10f0228d83cd829d1642a46c51ac90e7fbe075365c4665344e0012f92188f43549d8f

        • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\FQRZN8O7\suggestions[1].en-US

          Filesize

          17KB

          MD5

          5a34cb996293fde2cb7a4ac89587393a

          SHA1

          3c96c993500690d1a77873cd62bc639b3a10653f

          SHA256

          c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

          SHA512

          e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

        • C:\Windows\SysWOW64\rundll32mgr.exe

          Filesize

          103KB

          MD5

          0ff8c1c8de1f818a51512f4d894e30d1

          SHA1

          bd99a343ea5ca5ebdd7207651478a8425054716a

          SHA256

          7cc54785e229b1605103e3219969939eb80f106e9edca3cb380917ac33526d28

          SHA512

          da23767aa25ba5c1bb55c338fa82b1b60853c83fd1e4af28cc023fdd1405b46717bc58137d7bfe7a3a581dcd23de0520ab6ace88434b8cf35b3a0278f516dfd2

        • memory/2404-13-0x0000000000400000-0x0000000000421000-memory.dmp

          Filesize

          132KB

        • memory/2404-12-0x0000000000400000-0x0000000000421000-memory.dmp

          Filesize

          132KB

        • memory/2404-10-0x0000000000400000-0x0000000000421000-memory.dmp

          Filesize

          132KB

        • memory/2404-27-0x0000000000401000-0x0000000000404000-memory.dmp

          Filesize

          12KB

        • memory/2404-7-0x0000000000400000-0x0000000000421000-memory.dmp

          Filesize

          132KB

        • memory/2404-6-0x0000000000400000-0x0000000000421000-memory.dmp

          Filesize

          132KB

        • memory/2404-14-0x0000000000400000-0x0000000000421000-memory.dmp

          Filesize

          132KB

        • memory/2404-11-0x0000000002C40000-0x0000000002C41000-memory.dmp

          Filesize

          4KB

        • memory/2404-5-0x0000000000401000-0x0000000000404000-memory.dmp

          Filesize

          12KB

        • memory/2404-8-0x0000000000400000-0x0000000000421000-memory.dmp

          Filesize

          132KB

        • memory/4944-33-0x0000000000FE0000-0x0000000000FE1000-memory.dmp

          Filesize

          4KB

        • memory/4944-34-0x0000000000FC0000-0x0000000000FC1000-memory.dmp

          Filesize

          4KB

        • memory/4960-31-0x00000000778E2000-0x00000000778E3000-memory.dmp

          Filesize

          4KB

        • memory/4960-37-0x00000000778E2000-0x00000000778E3000-memory.dmp

          Filesize

          4KB

        • memory/4960-38-0x0000000000400000-0x0000000000421000-memory.dmp

          Filesize

          132KB

        • memory/4960-36-0x0000000000070000-0x0000000000071000-memory.dmp

          Filesize

          4KB

        • memory/4960-41-0x0000000000400000-0x0000000000421000-memory.dmp

          Filesize

          132KB

        • memory/4960-30-0x0000000000060000-0x0000000000061000-memory.dmp

          Filesize

          4KB

        • memory/4960-29-0x0000000000400000-0x0000000000421000-memory.dmp

          Filesize

          132KB

        • memory/5076-35-0x0000000075290000-0x0000000075343000-memory.dmp

          Filesize

          716KB

        • memory/5076-1-0x0000000075290000-0x0000000075343000-memory.dmp

          Filesize

          716KB