Analysis

  • max time kernel
    147s
  • max time network
    147s
  • 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, 21:53

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 7 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 64 IoCs
  • Suspicious use of FindShellTrayWindow 4 IoCs
  • Suspicious use of SetWindowsHookEx 16 IoCs
  • Suspicious use of WriteProcessMemory 15 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:2704
    • 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:3300
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3300 -s 264
        3⤵
        • Program crash
        PID:1276
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3300 -ip 3300
    1⤵
      PID:2100
    • 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:3036
    • 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:220
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:220 CREDAT:17410 /prefetch:2
        2⤵
        • System Location Discovery: System Language Discovery
        • Modifies Internet Explorer settings
        • Suspicious use of SetWindowsHookEx
        PID:3984
    • 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:1512
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1512 CREDAT:17410 /prefetch:2
        2⤵
        • System Location Discovery: System Language Discovery
        • Modifies Internet Explorer settings
        • Suspicious use of SetWindowsHookEx
        PID:5028
    • 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:888
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:888 CREDAT:17410 /prefetch:2
        2⤵
        • System Location Discovery: System Language Discovery
        • Modifies Internet Explorer settings
        • Suspicious use of SetWindowsHookEx
        PID:1400
    • 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:5084
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:5084 CREDAT:17410 /prefetch:2
        2⤵
        • System Location Discovery: System Language Discovery
        • Modifies Internet Explorer settings
        • Suspicious use of SetWindowsHookEx
        PID:4804

    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\~DF345ED268EC1792DA.TMP

      Filesize

      16KB

      MD5

      55ce5d5413f29f74d8ada1be3c7dd337

      SHA1

      36cd3d76bc3295a8e2b300e2cca762a9339c6949

      SHA256

      96e75fdf9176340418ebd85bb8b1949f80343747f20ea9e6ff6aff06f2bcf89f

      SHA512

      ad272fb5ba0c12d5a11f1b6cbe84ad59d351a823709551bc3b0e81e21ae01b134c0269a20f6318de2e5a5fc430e7e665453b824fdb4925f612dbff5ffd896da0

    • memory/2704-0-0x0000000000400000-0x0000000000507000-memory.dmp

      Filesize

      1.0MB

    • memory/2704-9-0x0000000000400000-0x0000000000507000-memory.dmp

      Filesize

      1.0MB

    • memory/2704-11-0x0000000000400000-0x0000000000507000-memory.dmp

      Filesize

      1.0MB

    • memory/2704-10-0x0000000000400000-0x0000000000507000-memory.dmp

      Filesize

      1.0MB

    • memory/2704-12-0x00000000001E0000-0x00000000001EF000-memory.dmp

      Filesize

      60KB

    • memory/2704-16-0x0000000000400000-0x0000000000507000-memory.dmp

      Filesize

      1.0MB

    • memory/2704-17-0x0000000000400000-0x0000000000507000-memory.dmp

      Filesize

      1.0MB

    • memory/3300-6-0x00000000004A0000-0x00000000004A1000-memory.dmp

      Filesize

      4KB

    • memory/3300-5-0x0000000000400000-0x000000000045D000-memory.dmp

      Filesize

      372KB