Analysis

  • max time kernel
    122s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240220-en
  • resource tags

    arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
  • submitted
    25-06-2024 22:48

General

  • Target

    0fd0023347fcef8ac888d4a0e3c61fe1_JaffaCakes118.dll

  • Size

    1.4MB

  • MD5

    0fd0023347fcef8ac888d4a0e3c61fe1

  • SHA1

    0df57d0312499b5ec7c8c4c58d97dd424b7ef417

  • SHA256

    493e8ffa6dd24941faedd2a72e119f09f85835c7743191fa036b609886071d21

  • SHA512

    22724c420f76bfdfef65a42019792cc0cb5fced5ab00d7c0b46a3f12b20891d6120dbe88499623734370e2efe564e87787f356a8668fadf55f5dbbe42bdf0d5a

  • SSDEEP

    24576:HWjwgi3xjA2eCJHU3qZTMQ3N1BhRn7hc3xkwh7iDg8QWcd:HWxiy2eRqKuU38U

Malware Config

Signatures

  • Ramnit

    Ramnit is a versatile family that holds viruses, worms, and Trojans.

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 4 IoCs
  • UPX packed file 2 IoCs

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

  • Drops file in System32 directory 1 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Windows\system32\regsvr32.exe
    regsvr32 /s C:\Users\Admin\AppData\Local\Temp\0fd0023347fcef8ac888d4a0e3c61fe1_JaffaCakes118.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2092
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\0fd0023347fcef8ac888d4a0e3c61fe1_JaffaCakes118.dll
      2⤵
      • Loads dropped DLL
      • Drops file in System32 directory
      • Modifies registry class
      • Suspicious use of WriteProcessMemory
      PID:2184
      • C:\Windows\SysWOW64\regsvr32mgr.exe
        C:\Windows\SysWOW64\regsvr32mgr.exe
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        PID:2972

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\Temp\~TM118E.tmp

    Filesize

    1.2MB

    MD5

    d124f55b9393c976963407dff51ffa79

    SHA1

    2c7bbedd79791bfb866898c85b504186db610b5d

    SHA256

    ea1e16247c848c8c171c4cd1fa17bc5a018a1fcb0c0dac25009066b6667b8eef

    SHA512

    278fe3a4b1fbbe700e4f4483b610133e975e36e101455661d5197bd892a68839b9d555499040d200c92aefa9e3819380e395c0cd85d5fc845c6364d128a8cf06

  • \Users\Admin\AppData\Local\Temp\~TM11BD.tmp

    Filesize

    1.1MB

    MD5

    9b98d47916ead4f69ef51b56b0c2323c

    SHA1

    290a80b4ded0efc0fd00816f373fcea81a521330

    SHA256

    96e0ae104c9662d0d20fdf59844c2d18334e5847b6c4fc7f8ce4b3b87f39887b

    SHA512

    68b67021f228d8d71df4deb0b6388558b2f935a6aa466a12199cd37ada47ee588ea407b278d190d3a498b0ef3f5f1a2573a469b7ea5561ab2e7055c45565fe94

  • \Windows\SysWOW64\regsvr32mgr.exe

    Filesize

    154KB

    MD5

    d22c44525dacffd850f75b082f18071e

    SHA1

    229fa56324707512687e75de17e574dc91b08d95

    SHA256

    0e896aab1b9e222cdc0978f0adb780fc5acfa492314eedc1ce9250bc1bdff029

    SHA512

    7ff9a98b45bab4140e31b6be32ba80100124975371f106b78eb1f153b3f15f89516dfb03c6f9faad58e5137b76d8a70ce3d9ba5422aab495dc279d9d77e61c68

  • memory/2184-2-0x00000000023C0000-0x0000000002555000-memory.dmp

    Filesize

    1.6MB

  • memory/2972-10-0x0000000000220000-0x0000000000286000-memory.dmp

    Filesize

    408KB

  • memory/2972-11-0x0000000000400000-0x0000000000466000-memory.dmp

    Filesize

    408KB

  • memory/2972-18-0x0000000000400000-0x0000000000466000-memory.dmp

    Filesize

    408KB