Analysis

  • max time kernel
    151s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-en
  • submitted
    09-09-2021 19:29

General

  • Target

    tYMSA.exe

  • Size

    880KB

  • MD5

    ea15ed3509f17448fc551ba6928bab48

  • SHA1

    59c0adccbd5964b0ffabe323af2e06618e4e67d6

  • SHA256

    b7c52b34a95a4f03b2c4e59647ceff02cb758019b60e89d0117ffbbafcce987c

  • SHA512

    786e1fa8326106cf7a92be8884330977ed63c5c9123a4b5a987c27c49f75f66a1ed5404855146deb7588dfb5e1136451a175d2e00261a9d446a4d8eb1efc14b6

Malware Config

Extracted

Family

gozi_rm3

Attributes
  • build

    300981

Extracted

Family

gozi_rm3

Botnet

202108021

C2

https://haverit.xyz

Attributes
  • build

    300981

  • exe_type

    loader

  • non_target_locale

    RU

  • server_id

    12

  • url_path

    index.htm

rsa_pubkey.plain
aes.plain

Signatures

  • Gozi RM3

    A heavily modified version of Gozi using RM3 loader.

  • Modifies Internet Explorer settings 1 TTPs 64 IoCs
  • Suspicious use of FindShellTrayWindow 6 IoCs
  • Suspicious use of SetWindowsHookEx 24 IoCs
  • Suspicious use of WriteProcessMemory 24 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\tYMSA.exe
    "C:\Users\Admin\AppData\Local\Temp\tYMSA.exe"
    1⤵
      PID:1092
    • 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:1692
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1692 CREDAT:275457 /prefetch:2
        2⤵
        • Suspicious use of SetWindowsHookEx
        PID:1568
    • 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:1528
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1528 CREDAT:275457 /prefetch:2
        2⤵
        • Suspicious use of SetWindowsHookEx
        PID:268
    • 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:1028
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1028 CREDAT:275457 /prefetch:2
        2⤵
        • Modifies Internet Explorer settings
        • Suspicious use of SetWindowsHookEx
        PID:1524
    • 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:1264
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1264 CREDAT:275457 /prefetch:2
        2⤵
        • Suspicious use of SetWindowsHookEx
        PID:240
    • 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:620
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:620 CREDAT:275457 /prefetch:2
        2⤵
        • Suspicious use of SetWindowsHookEx
        PID:1692
    • 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:1208
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1208 CREDAT:275457 /prefetch:2
        2⤵
        • Suspicious use of SetWindowsHookEx
        PID:1536

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

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    Downloads

    • memory/268-64-0x00000000004E0000-0x00000000004E2000-memory.dmp

      Filesize

      8KB

    • memory/1092-61-0x00000000002E0000-0x00000000002E2000-memory.dmp

      Filesize

      8KB

    • memory/1092-57-0x00000000002B0000-0x00000000002C0000-memory.dmp

      Filesize

      64KB

    • memory/1092-53-0x0000000001000000-0x000000000100F000-memory.dmp

      Filesize

      60KB

    • memory/1092-56-0x0000000074E61000-0x0000000074E63000-memory.dmp

      Filesize

      8KB

    • memory/1092-55-0x00000000002A0000-0x00000000002A1000-memory.dmp

      Filesize

      4KB

    • memory/1092-54-0x0000000001000000-0x00000000010F4000-memory.dmp

      Filesize

      976KB

    • memory/1264-70-0x000007FEFB931000-0x000007FEFB933000-memory.dmp

      Filesize

      8KB

    • memory/1264-71-0x00000000020B0000-0x00000000020C0000-memory.dmp

      Filesize

      64KB

    • memory/1524-68-0x00000000004D0000-0x00000000004D2000-memory.dmp

      Filesize

      8KB

    • memory/1536-79-0x0000000000C20000-0x0000000000C22000-memory.dmp

      Filesize

      8KB