Analysis

  • max time kernel
    19s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    24-05-2022 22:53

General

  • Target

    fe95da5e4662632fb4e6c903da2c52c28643c8f9ce53e392c6545dcfe3b2c42f.exe

  • Size

    462KB

  • MD5

    d396ee2aa56cb489435eb293373852d5

  • SHA1

    74469a811b8baf684bc84412bb319f6e604dfa15

  • SHA256

    fe95da5e4662632fb4e6c903da2c52c28643c8f9ce53e392c6545dcfe3b2c42f

  • SHA512

    52500c6c3a5c7f0618f801b28679bdaa0d9c421bbd2f4a7664d7d38996e4825f814af784e9e074273e6839ebe1a2592390190688021dcfa4456f85b5677a4f24

Malware Config

Extracted

Family

gozi_rm3

Attributes
  • build

    300898

  • exe_type

    loader

Extracted

Family

gozi_rm3

Botnet

89820235

C2

https://exeupay.xyz

Attributes
  • build

    300898

  • exe_type

    loader

  • server_id

    12

  • url_path

    index.htm

rsa_pubkey.plain
serpent.plain

Signatures

  • Gozi RM3

    A heavily modified version of Gozi using RM3 loader.

  • Modifies Internet Explorer settings 1 TTPs 10 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fe95da5e4662632fb4e6c903da2c52c28643c8f9ce53e392c6545dcfe3b2c42f.exe
    "C:\Users\Admin\AppData\Local\Temp\fe95da5e4662632fb4e6c903da2c52c28643c8f9ce53e392c6545dcfe3b2c42f.exe"
    1⤵
      PID:3160
    • C:\Program Files (x86)\Internet Explorer\ielowutil.exe
      "C:\Program Files (x86)\Internet Explorer\ielowutil.exe" -CLSID:{0002DF01-0000-0000-C000-000000000046} -Embedding
      1⤵
        PID:2024
      • C:\Program Files\Internet Explorer\iexplore.exe
        "C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
        1⤵
        • Modifies Internet Explorer settings
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:3656
        • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
          "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3656 CREDAT:17410 /prefetch:2
          2⤵
          • Modifies Internet Explorer settings
          • Suspicious use of SetWindowsHookEx
          PID:444
        • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
          "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3656 CREDAT:82950 /prefetch:2
          2⤵
            PID:3848
        • C:\Program Files\Internet Explorer\iexplore.exe
          "C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
          1⤵
            PID:740
            • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
              "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:740 CREDAT:17410 /prefetch:2
              2⤵
                PID:2036
            • C:\Program Files\Internet Explorer\iexplore.exe
              "C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
              1⤵
                PID:3744
                • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
                  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3744 CREDAT:17410 /prefetch:2
                  2⤵
                    PID:620
                • C:\Program Files\Internet Explorer\iexplore.exe
                  "C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
                  1⤵
                    PID:1004
                    • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
                      "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1004 CREDAT:17410 /prefetch:2
                      2⤵
                        PID:2004
                    • C:\Program Files\Internet Explorer\iexplore.exe
                      "C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
                      1⤵
                        PID:5076
                        • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
                          "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:5076 CREDAT:17410 /prefetch:2
                          2⤵
                            PID:2276

                        Network

                        MITRE ATT&CK Matrix ATT&CK v6

                        Defense Evasion

                        Modify Registry

                        1
                        T1112

                        Replay Monitor

                        Loading Replay Monitor...

                        Downloads

                        • memory/3160-130-0x0000000000730000-0x0000000000746000-memory.dmp
                          Filesize

                          88KB

                        • memory/3160-137-0x0000000000400000-0x0000000000474000-memory.dmp
                          Filesize

                          464KB

                        • memory/3160-136-0x00000000005C0000-0x00000000005E8000-memory.dmp
                          Filesize

                          160KB