Analysis

  • max time kernel
    146s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250217-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27/02/2025, 21:39

General

  • Target

    45d3c7d1fb1ea66a66cd2895c30e8df398cf561314e1bcac2c429dc273817154.exe

  • Size

    351KB

  • MD5

    a47ee973940ba634ced04939b927e556

  • SHA1

    31f361613a56e26ad3636cef4b51827e54df3c1d

  • SHA256

    45d3c7d1fb1ea66a66cd2895c30e8df398cf561314e1bcac2c429dc273817154

  • SHA512

    8f3e78b45d548b23a889a230062bbfd0e692f3b0eab341954d4a1a86432ff8768b0af14f0005280452d0837756ae628d46fe7ef4983dfc6dc6b464752f73010b

  • SSDEEP

    6144:ViceR0zXvZss0DYWQ9km7LWMCuMeGbfUTpYDDmu/+3fbZ:nzXvZ7p9hLWMCmG+pG/YZ

Malware Config

Extracted

Family

gozi

Attributes
  • build

    214131

Extracted

Family

gozi

Botnet

8585

C2

mcc.avast.com

securezza.at

Attributes
  • build

    214131

  • dga_base_url

    constitution.org/usdeclar.txt

  • dga_crc

    0x4eb7d2ca

  • dga_season

    10

  • dga_tlds

    com

    ru

    org

  • exe_type

    loader

  • server_id

    12

rsa_pubkey.plain
serpent.plain

Signatures

  • Gozi

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

  • Gozi family
  • Executes dropped EXE 1 IoCs
  • UPX packed file 2 IoCs

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

  • Program crash 1 IoCs
  • 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.

  • Modifies Internet Explorer settings 1 TTPs 51 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of SetWindowsHookEx 12 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\45d3c7d1fb1ea66a66cd2895c30e8df398cf561314e1bcac2c429dc273817154.exe
    "C:\Users\Admin\AppData\Local\Temp\45d3c7d1fb1ea66a66cd2895c30e8df398cf561314e1bcac2c429dc273817154.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:5036
    • C:\Users\Admin\AppData\Local\Temp\45d3c7d1fb1ea66a66cd2895c30e8df398cf561314e1bcac2c429dc273817154mgr.exe
      C:\Users\Admin\AppData\Local\Temp\45d3c7d1fb1ea66a66cd2895c30e8df398cf561314e1bcac2c429dc273817154mgr.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:4920
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4920 -s 264
        3⤵
        • Program crash
        PID:3372
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 4920 -ip 4920
    1⤵
      PID:2424
    • C:\Program Files (x86)\Internet Explorer\ielowutil.exe
      "C:\Program Files (x86)\Internet Explorer\ielowutil.exe" -CLSID:{0002DF01-0000-0000-C000-000000000046} -Embedding
      1⤵
      • System Location Discovery: System Language Discovery
      PID:4580
    • 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:1960
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1960 CREDAT:17410 /prefetch:2
        2⤵
        • System Location Discovery: System Language Discovery
        • Modifies Internet Explorer settings
        • Suspicious use of SetWindowsHookEx
        PID:824
    • 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:4212
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4212 CREDAT:17410 /prefetch:2
        2⤵
        • System Location Discovery: System Language Discovery
        • Modifies Internet Explorer settings
        • Suspicious use of SetWindowsHookEx
        PID:3976
    • 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:2160
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2160 CREDAT:17410 /prefetch:2
        2⤵
        • System Location Discovery: System Language Discovery
        • Modifies Internet Explorer settings
        • Suspicious use of SetWindowsHookEx
        PID:1052

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\45d3c7d1fb1ea66a66cd2895c30e8df398cf561314e1bcac2c429dc273817154mgr.exe

      Filesize

      105KB

      MD5

      d5ca6e1f080abc64bbb11e098acbeabb

      SHA1

      1849634bf5a65e1baddddd4452c99dfa003e2647

      SHA256

      30193b5ccf8a1834eac3502ef165350ab74b107451145f3d2937fdf24b9eceae

      SHA512

      aa57ce51de38af6212d7339c4baac543a54b0f527621b0ef9e78eca5e5699e8508a154f54f8ac04135527d8417275eeee72a502a362547575699330cc756b161

    • C:\Users\Admin\AppData\Local\Temp\~DFBC3A7C3CF7C6491A.TMP

      Filesize

      16KB

      MD5

      19f00f75ec4ecd99fb90053d8b34f0bf

      SHA1

      e4930c6a89e072e91854f6d0e31d429dba97af3b

      SHA256

      19fa91eedcc18f9dd18b123af05db8b663b843b147e17873977c6c1bd471b669

      SHA512

      e4531e956018b8ad67bd3d0c5069806a5a34040efef7fceea6b403ac329f97a0d91567c94409ea8a3b87ba2fb0bb24a871e8af827147eb222db17e33da5ca6a7

    • memory/4920-6-0x0000000000560000-0x0000000000561000-memory.dmp

      Filesize

      4KB

    • memory/4920-5-0x0000000000400000-0x000000000045D000-memory.dmp

      Filesize

      372KB

    • memory/5036-0-0x0000000000400000-0x0000000000507000-memory.dmp

      Filesize

      1.0MB

    • memory/5036-9-0x0000000000680000-0x0000000000780000-memory.dmp

      Filesize

      1024KB

    • memory/5036-11-0x0000000000400000-0x000000000040F000-memory.dmp

      Filesize

      60KB

    • memory/5036-10-0x00000000001C0000-0x00000000001CC000-memory.dmp

      Filesize

      48KB

    • memory/5036-12-0x00000000001E0000-0x00000000001EF000-memory.dmp

      Filesize

      60KB

    • memory/5036-15-0x0000000000400000-0x0000000000507000-memory.dmp

      Filesize

      1.0MB

    • memory/5036-16-0x0000000000680000-0x0000000000780000-memory.dmp

      Filesize

      1024KB

    • memory/5036-18-0x0000000000400000-0x000000000040F000-memory.dmp

      Filesize

      60KB