Analysis

  • max time kernel
    149s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    01-06-2024 03:27

General

  • Target

    cf288a04893ceaa0c1b3babf98c6b3e305f0a241101bf718ab092edcc370e37d.exe

  • Size

    70KB

  • MD5

    78a375c3b068e98d9631b4518698dc98

  • SHA1

    4fa555d193a09e0510685f0169283da42fd95f82

  • SHA256

    cf288a04893ceaa0c1b3babf98c6b3e305f0a241101bf718ab092edcc370e37d

  • SHA512

    90cde1dab923e137dba129949ffc637d29cf343a9f50d1e27908b0bdf87f296aaf71f4db8ed840b26d9c56fa9084b90375a25a4db46ee864de20156e4e70169f

  • SSDEEP

    1536:1teqKDlXvCDB04f5Gn/L8FlADNt3d1Hw8e:Olg35GTslA5t3/w8e

Malware Config

Signatures

  • Windows security bypass 2 TTPs 4 IoCs
  • Modifies Installed Components in the registry 2 TTPs 4 IoCs
  • Sets file execution options in registry 2 TTPs 3 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 3 IoCs
  • Windows security modification 2 TTPs 4 IoCs
  • Modifies WinLogon 2 TTPs 5 IoCs
  • Drops file in System32 directory 9 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\system32\winlogon.exe
    winlogon.exe
    1⤵
      PID:424
    • C:\Windows\Explorer.EXE
      C:\Windows\Explorer.EXE
      1⤵
        PID:1180
        • C:\Users\Admin\AppData\Local\Temp\cf288a04893ceaa0c1b3babf98c6b3e305f0a241101bf718ab092edcc370e37d.exe
          "C:\Users\Admin\AppData\Local\Temp\cf288a04893ceaa0c1b3babf98c6b3e305f0a241101bf718ab092edcc370e37d.exe"
          2⤵
          • Loads dropped DLL
          • Drops file in System32 directory
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:1972
          • C:\Windows\SysWOW64\oulmeamop-gid.exe
            "C:\Windows\system32\oulmeamop-gid.exe"
            3⤵
            • Windows security bypass
            • Modifies Installed Components in the registry
            • Sets file execution options in registry
            • Executes dropped EXE
            • Loads dropped DLL
            • Windows security modification
            • Modifies WinLogon
            • Drops file in System32 directory
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            PID:2424
            • C:\Windows\SysWOW64\oulmeamop-gid.exe
              --k33p
              4⤵
              • Executes dropped EXE
              • Suspicious behavior: EnumeratesProcesses
              PID:2484

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Windows\SysWOW64\ifbikik-ofooc.exe

        Filesize

        73KB

        MD5

        3be4e0329e96f5965fa0f9d2f5363633

        SHA1

        f7c95a41a50eaf21f0ac9ec071649329cd209f30

        SHA256

        f70dcf74366a3476aeede1c830d8bccc787f04f6493f968aee9519a87a2349e5

        SHA512

        027f0951fa3f18bb93f1d563607bf00444f25183df1f8a4d46d64203417dd3b98013dd474ad5245885947697d1629e86bf1c491f144651678e7b5c7ba9630ea8

      • C:\Windows\SysWOW64\lxuhoak-akix.exe

        Filesize

        74KB

        MD5

        05ed747e6702970a3fd3e2b2dab14a0d

        SHA1

        5b655094b6bb6034eaafe85d344d7fcf4a2cd412

        SHA256

        a656948e1689e09ec91f4f778b569dda613049d04ade65829e009cb2c91e8786

        SHA512

        339b5b6877dbf4b773e9a6425d27ef9b8cc7edc0889c7d26d7811cf0533afa89858b26bbb06901d979467dda8931ea44080f1c77c973958a590d37a752d8d874

      • C:\Windows\SysWOW64\uxxeatoox.dll

        Filesize

        5KB

        MD5

        f37b21c00fd81bd93c89ce741a88f183

        SHA1

        b2796500597c68e2f5638e1101b46eaf32676c1c

        SHA256

        76cf016fd77cb5a06c6ed4674ddc2345e8390c010cf344491a6e742baf2c0fb0

        SHA512

        252fe66dea9a4b9aebc5fd2f24434719cb25159ba51549d9de407f44b6a2f7bce6e071be02c4f2ad6aef588c77f12c00ed415eb54f96dec1b077326e101ce0f4

      • \Windows\SysWOW64\oulmeamop-gid.exe

        Filesize

        70KB

        MD5

        78a375c3b068e98d9631b4518698dc98

        SHA1

        4fa555d193a09e0510685f0169283da42fd95f82

        SHA256

        cf288a04893ceaa0c1b3babf98c6b3e305f0a241101bf718ab092edcc370e37d

        SHA512

        90cde1dab923e137dba129949ffc637d29cf343a9f50d1e27908b0bdf87f296aaf71f4db8ed840b26d9c56fa9084b90375a25a4db46ee864de20156e4e70169f

      • memory/1972-9-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/2424-55-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/2484-56-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB