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Overview

overview

10

Static

static

3

8541c3e5a2...18.exe

windows7-x64

10

8541c3e5a2...18.exe

windows10-2004-x64

10

Analysis

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

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/11/2024, 11:40

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General

  • Target

    8541c3e5a2fea353fab1657575993319_JaffaCakes118.exe

  • Size

    534KB

  • MD5

    8541c3e5a2fea353fab1657575993319

  • SHA1

    95383648af291e339dfa628a3950686e822e93d5

  • SHA256

    4897564a8c3fd201eb272b044f8c17a2518e6cc10fa6d1bbff806b4f012805ec

  • SHA512

    0ce82bf2397186e93d1f5f0f66576536dd66462d940b781a8e0f0e52041d3d3ca604dbfd15a3c4ee196780ecf23d9145edb997d9927a9f2261aaecb305ab7fe4

  • SSDEEP

    12288:8urQ2eY45lYMxuqLOjy9lmbCKyBXUe7S/kVpprgPs:nGlY8xheO/ke7SaR

Score
10/10
gozibankerdiscoveryisfbpersistencetrojan

Malware Config

Extracted

Family

gozi

Attributes
  • build

    215798

rsa_pubkey.plain

Signatures

  • Gozi

    Gozi is a well-known and widely distributed banking trojan.

    bankertrojangozi
  • Gozi family
    gozi
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 2 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Suspicious use of SetThreadContext 8 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 6 IoCs

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

    discovery
  • Checks SCSI registry key(s) 3 TTPs 4 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Modifies registry class 64 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious behavior: MapViewOfSection 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 49 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:3524
    • C:\Users\Admin\AppData\Local\Temp\8541c3e5a2fea353fab1657575993319_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\8541c3e5a2fea353fab1657575993319_JaffaCakes118.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2024
      • C:\Users\Admin\AppData\Local\Temp\8541c3e5a2fea353fab1657575993319_JaffaCakes118.exe
        "C:\Users\Admin\AppData\Local\Temp\8541c3e5a2fea353fab1657575993319_JaffaCakes118.exe"
        3⤵
        • Checks computer location settings
        • Adds Run key to start application
        • System Location Discovery: System Language Discovery
        • Checks SCSI registry key(s)
        • Suspicious use of WriteProcessMemory
        PID:4612
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\BD8E\DEC7.bat" "C:\Users\Admin\AppData\Roaming\Authcic\AdmTnfig.exe" "C:\Users\Admin\AppData\Local\Temp\8541C3~1.EXE""
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:3380
          • C:\Windows\SysWOW64\cmd.exe
            cmd /C ""C:\Users\Admin\AppData\Roaming\Authcic\AdmTnfig.exe" "C:\Users\Admin\AppData\Local\Temp\8541C3~1.EXE""
            5⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:1936
            • C:\Users\Admin\AppData\Roaming\Authcic\AdmTnfig.exe
              "C:\Users\Admin\AppData\Roaming\Authcic\AdmTnfig.exe" "C:\Users\Admin\AppData\Local\Temp\8541C3~1.EXE"
              6⤵
              • Executes dropped EXE
              • Suspicious use of SetThreadContext
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:684
              • C:\Users\Admin\AppData\Roaming\Authcic\AdmTnfig.exe
                "C:\Users\Admin\AppData\Roaming\Authcic\AdmTnfig.exe"
                7⤵
                • Executes dropped EXE
                • Suspicious use of SetThreadContext
                • System Location Discovery: System Language Discovery
                • Checks SCSI registry key(s)
                • Suspicious behavior: EnumeratesProcesses
                • Suspicious behavior: MapViewOfSection
                • Suspicious use of WriteProcessMemory
                PID:4912
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe
                  8⤵
                  • Suspicious use of SetThreadContext
                  • Suspicious behavior: MapViewOfSection
                  • Suspicious use of WriteProcessMemory
                  PID:2204
  • C:\Windows\System32\RuntimeBroker.exe
    C:\Windows\System32\RuntimeBroker.exe -Embedding
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:3996
  • C:\Windows\System32\RuntimeBroker.exe
    C:\Windows\System32\RuntimeBroker.exe -Embedding
    1⤵
      PID:2744
    • C:\Windows\System32\RuntimeBroker.exe
      C:\Windows\System32\RuntimeBroker.exe -Embedding
      1⤵
        PID:312
      • C:\Windows\System32\RuntimeBroker.exe
        C:\Windows\System32\RuntimeBroker.exe -Embedding
        1⤵
        • Modifies registry class
        PID:4260

      Network

      MITRE ATT&CK Enterprise v15

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      Downloads

      • C:\Users\Admin\AppData\Local\Temp\BD8E\DEC7.bat
        Filesize

        112B

        MD5

        c080446f8d5b5f5558776dc1b302527f

        SHA1

        79b701b1ca16b419a7e714ec03471749838f8b95

        SHA256

        c52d49978b1e17dbbb494b9ea0b6901d5e25884587a9ac01f09bc13cafa4c64d

        SHA512

        eac8cdcb5b8d238735cc88562a04b40e56228072981b2ab471327bf246ad3a7fad1a07ced04bbb132910ca662341cd47fc48e4642f30072756947bfecddd5471

        Download Submit

      • C:\Users\Admin\AppData\Roaming\Authcic\AdmTnfig.exe
        Filesize

        534KB

        MD5

        8541c3e5a2fea353fab1657575993319

        SHA1

        95383648af291e339dfa628a3950686e822e93d5

        SHA256

        4897564a8c3fd201eb272b044f8c17a2518e6cc10fa6d1bbff806b4f012805ec

        SHA512

        0ce82bf2397186e93d1f5f0f66576536dd66462d940b781a8e0f0e52041d3d3ca604dbfd15a3c4ee196780ecf23d9145edb997d9927a9f2261aaecb305ab7fe4

        Download Submit

      • memory/312-51-0x0000024AC5590000-0x0000024AC5694000-memory.dmp

        Filesize

        1.0MB

        Download

      • memory/312-55-0x0000024AC5590000-0x0000024AC5694000-memory.dmp

        Filesize

        1.0MB

        Download

      • memory/2204-19-0x00000000004B0000-0x00000000004B1000-memory.dmp

        Filesize

        4KB

        Download

      • memory/2204-27-0x00000000003A0000-0x00000000004A4000-memory.dmp

        Filesize

        1.0MB

        Download

      • memory/2204-25-0x00000000003A0000-0x00000000004A4000-memory.dmp

        Filesize

        1.0MB

        Download

      • memory/2204-20-0x00000000003A0000-0x00000000004A4000-memory.dmp

        Filesize

        1.0MB

        Download

      • memory/2744-49-0x0000020152060000-0x0000020152164000-memory.dmp

        Filesize

        1.0MB

        Download

      • memory/2744-45-0x000002014FBE0000-0x000002014FBE1000-memory.dmp

        Filesize

        4KB

        Download

      • memory/2744-50-0x0000020152060000-0x0000020152164000-memory.dmp

        Filesize

        1.0MB

        Download

      • memory/2744-67-0x0000020152060000-0x0000020152164000-memory.dmp

        Filesize

        1.0MB

        Download

      • memory/3524-33-0x0000000008D90000-0x0000000008E94000-memory.dmp

        Filesize

        1.0MB

        Download

      • memory/3524-26-0x0000000008D90000-0x0000000008E94000-memory.dmp

        Filesize

        1.0MB

        Download

      • memory/3524-32-0x0000000002CC0000-0x0000000002CC1000-memory.dmp

        Filesize

        4KB

        Download

      • memory/3524-59-0x0000000008D90000-0x0000000008E94000-memory.dmp

        Filesize

        1.0MB

        Download

      • memory/3524-65-0x0000000008D90000-0x0000000008E94000-memory.dmp

        Filesize

        1.0MB

        Download

      • memory/3524-63-0x0000000008D90000-0x0000000008E94000-memory.dmp

        Filesize

        1.0MB

        Download

      • memory/3524-57-0x0000000008D90000-0x0000000008E94000-memory.dmp

        Filesize

        1.0MB

        Download

      • memory/3524-62-0x0000000008D90000-0x0000000008E94000-memory.dmp

        Filesize

        1.0MB

        Download

      • memory/3996-37-0x000001AADC110000-0x000001AADC111000-memory.dmp

        Filesize

        4KB

        Download

      • memory/3996-42-0x000001AADD9F0000-0x000001AADDAF4000-memory.dmp

        Filesize

        1.0MB

        Download

      • memory/3996-43-0x000001AADD9F0000-0x000001AADDAF4000-memory.dmp

        Filesize

        1.0MB

        Download

      • memory/3996-38-0x000001AADD9F0000-0x000001AADDAF4000-memory.dmp

        Filesize

        1.0MB

        Download

      • memory/3996-66-0x000001AADD9F0000-0x000001AADDAF4000-memory.dmp

        Filesize

        1.0MB

        Download

      • memory/4260-64-0x000001F7CB450000-0x000001F7CB554000-memory.dmp

        Filesize

        1.0MB

        Download

      • memory/4260-56-0x000001F7CB450000-0x000001F7CB554000-memory.dmp

        Filesize

        1.0MB

        Download

      • memory/4612-0-0x0000000000400000-0x0000000000466000-memory.dmp

        Filesize

        408KB

        Download

      • memory/4612-8-0x0000000000400000-0x0000000000466000-memory.dmp

        Filesize

        408KB

        Download

      • memory/4612-3-0x0000000000400000-0x0000000000466000-memory.dmp

        Filesize

        408KB

        Download

      • memory/4612-2-0x0000000000400000-0x0000000000466000-memory.dmp

        Filesize

        408KB

        Download

      • memory/4912-24-0x0000000000400000-0x0000000000466000-memory.dmp

        Filesize

        408KB

        Download

      • memory/4912-17-0x0000000000400000-0x0000000000466000-memory.dmp

        Filesize

        408KB

        Download