Resubmissions

02-11-2021 03:48

211102-edasfagdbj 10

09-03-2021 16:03

210309-zdaphqpyje 10

24-12-2020 08:00

201224-p53mst8e3j 10

Analysis

  • max time kernel
    149s
  • max time network
    163s
  • platform
    windows10_x64
  • resource
    win10-en-20210920
  • submitted
    02-11-2021 03:48

General

  • Target

    drfone.exe

  • Size

    198KB

  • MD5

    545f38fbb74881142712052a5b6eabce

  • SHA1

    4cbaf1ecb48629b163f4387605c8a9011e89183c

  • SHA256

    7b8ef3f064d0de0c27d56ff4df7d360f0d546d32aabbdf96a746bab5c84277ec

  • SHA512

    d58a0dd4dfce60fce85e7fbee653828dfcd6e0ff093ea3b92e5588bd8ca05bc5502e4f71145b7fa13645034db122c5ceb5c8b579d5525ceb4ec30ee161fd3673

Malware Config

Extracted

Family

gozi_rm3

Attributes
  • build

    300932

  • exe_type

    loader

Extracted

Family

gozi_rm3

Botnet

201193204

C2

https://hapynewyear.xyz

Attributes
  • build

    300932

  • exe_type

    loader

  • non_target_locale

    RU

  • 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 64 IoCs
  • Suspicious use of FindShellTrayWindow 6 IoCs
  • Suspicious use of SetWindowsHookEx 24 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\drfone.exe
    "C:\Users\Admin\AppData\Local\Temp\drfone.exe"
    1⤵
      PID:2220
    • 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:4388
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4388 CREDAT:82945 /prefetch:2
        2⤵
        • Suspicious use of SetWindowsHookEx
        PID:4108
    • 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:3384
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3384 CREDAT:82945 /prefetch:2
        2⤵
        • Modifies Internet Explorer settings
        • Suspicious use of SetWindowsHookEx
        PID:5012
    • 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:2636
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2636 CREDAT:82945 /prefetch:2
        2⤵
        • Modifies Internet Explorer settings
        • Suspicious use of SetWindowsHookEx
        PID:3636
    • 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:1964
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1964 CREDAT:82945 /prefetch:2
        2⤵
        • Suspicious use of SetWindowsHookEx
        PID:3540
    • 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:2264
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2264 CREDAT:82945 /prefetch:2
        2⤵
        • Modifies Internet Explorer settings
        • Suspicious use of SetWindowsHookEx
        PID:400
    • 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:2756
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2756 CREDAT:82945 /prefetch:2
        2⤵
        • Modifies Internet Explorer settings
        • Suspicious use of SetWindowsHookEx
        PID:648

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/400-401-0x0000000000000000-mapping.dmp

    • memory/648-462-0x0000000000000000-mapping.dmp

    • memory/2220-119-0x0000000000400000-0x0000000000433000-memory.dmp

      Filesize

      204KB

    • memory/2220-118-0x00000000001E0000-0x00000000001E5000-memory.dmp

      Filesize

      20KB

    • memory/2220-115-0x0000000000550000-0x0000000000562000-memory.dmp

      Filesize

      72KB

    • memory/3540-340-0x0000000000000000-mapping.dmp

    • memory/3636-279-0x0000000000000000-mapping.dmp

    • memory/4108-145-0x0000000000000000-mapping.dmp

    • memory/4388-146-0x00007FFB851E0000-0x00007FFB8524B000-memory.dmp

      Filesize

      428KB

    • memory/4388-154-0x00007FFB851E0000-0x00007FFB8524B000-memory.dmp

      Filesize

      428KB

    • memory/4388-128-0x00007FFB851E0000-0x00007FFB8524B000-memory.dmp

      Filesize

      428KB

    • memory/4388-129-0x00007FFB851E0000-0x00007FFB8524B000-memory.dmp

      Filesize

      428KB

    • memory/4388-130-0x00007FFB851E0000-0x00007FFB8524B000-memory.dmp

      Filesize

      428KB

    • memory/4388-132-0x00007FFB851E0000-0x00007FFB8524B000-memory.dmp

      Filesize

      428KB

    • memory/4388-133-0x00007FFB851E0000-0x00007FFB8524B000-memory.dmp

      Filesize

      428KB

    • memory/4388-134-0x00007FFB851E0000-0x00007FFB8524B000-memory.dmp

      Filesize

      428KB

    • memory/4388-136-0x00007FFB851E0000-0x00007FFB8524B000-memory.dmp

      Filesize

      428KB

    • memory/4388-137-0x00007FFB851E0000-0x00007FFB8524B000-memory.dmp

      Filesize

      428KB

    • memory/4388-139-0x00007FFB851E0000-0x00007FFB8524B000-memory.dmp

      Filesize

      428KB

    • memory/4388-140-0x00007FFB851E0000-0x00007FFB8524B000-memory.dmp

      Filesize

      428KB

    • memory/4388-141-0x00007FFB851E0000-0x00007FFB8524B000-memory.dmp

      Filesize

      428KB

    • memory/4388-142-0x00007FFB851E0000-0x00007FFB8524B000-memory.dmp

      Filesize

      428KB

    • memory/4388-143-0x00007FFB851E0000-0x00007FFB8524B000-memory.dmp

      Filesize

      428KB

    • memory/4388-126-0x00007FFB851E0000-0x00007FFB8524B000-memory.dmp

      Filesize

      428KB

    • memory/4388-125-0x00007FFB851E0000-0x00007FFB8524B000-memory.dmp

      Filesize

      428KB

    • memory/4388-147-0x00007FFB851E0000-0x00007FFB8524B000-memory.dmp

      Filesize

      428KB

    • memory/4388-149-0x00007FFB851E0000-0x00007FFB8524B000-memory.dmp

      Filesize

      428KB

    • memory/4388-150-0x00007FFB851E0000-0x00007FFB8524B000-memory.dmp

      Filesize

      428KB

    • memory/4388-152-0x00007FFB851E0000-0x00007FFB8524B000-memory.dmp

      Filesize

      428KB

    • memory/4388-127-0x00007FFB851E0000-0x00007FFB8524B000-memory.dmp

      Filesize

      428KB

    • memory/4388-155-0x00007FFB851E0000-0x00007FFB8524B000-memory.dmp

      Filesize

      428KB

    • memory/4388-156-0x00007FFB851E0000-0x00007FFB8524B000-memory.dmp

      Filesize

      428KB

    • memory/4388-160-0x00007FFB851E0000-0x00007FFB8524B000-memory.dmp

      Filesize

      428KB

    • memory/4388-161-0x00007FFB851E0000-0x00007FFB8524B000-memory.dmp

      Filesize

      428KB

    • memory/4388-162-0x00007FFB851E0000-0x00007FFB8524B000-memory.dmp

      Filesize

      428KB

    • memory/4388-163-0x00007FFB851E0000-0x00007FFB8524B000-memory.dmp

      Filesize

      428KB

    • memory/4388-164-0x00007FFB851E0000-0x00007FFB8524B000-memory.dmp

      Filesize

      428KB

    • memory/4388-165-0x00007FFB851E0000-0x00007FFB8524B000-memory.dmp

      Filesize

      428KB

    • memory/4388-166-0x00007FFB851E0000-0x00007FFB8524B000-memory.dmp

      Filesize

      428KB

    • memory/4388-167-0x00007FFB851E0000-0x00007FFB8524B000-memory.dmp

      Filesize

      428KB

    • memory/4388-168-0x00007FFB851E0000-0x00007FFB8524B000-memory.dmp

      Filesize

      428KB

    • memory/4388-169-0x00007FFB851E0000-0x00007FFB8524B000-memory.dmp

      Filesize

      428KB

    • memory/4388-173-0x00007FFB851E0000-0x00007FFB8524B000-memory.dmp

      Filesize

      428KB

    • memory/4388-181-0x00007FFB851E0000-0x00007FFB8524B000-memory.dmp

      Filesize

      428KB

    • memory/4388-120-0x00007FFB851E0000-0x00007FFB8524B000-memory.dmp

      Filesize

      428KB

    • memory/4388-124-0x00007FFB851E0000-0x00007FFB8524B000-memory.dmp

      Filesize

      428KB

    • memory/4388-122-0x00007FFB851E0000-0x00007FFB8524B000-memory.dmp

      Filesize

      428KB

    • memory/4388-121-0x00007FFB851E0000-0x00007FFB8524B000-memory.dmp

      Filesize

      428KB

    • memory/5012-218-0x0000000000000000-mapping.dmp