Analysis

  • max time kernel
    120s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    04-01-2025 14:07

General

  • Target

    JaffaCakes118_7a1c025a32be77b0c71cd52eacc64aa5.exe

  • Size

    106KB

  • MD5

    7a1c025a32be77b0c71cd52eacc64aa5

  • SHA1

    825e68704ca1828ee1264a00ad43f59e4b3229f9

  • SHA256

    e1d4c135d64f093f793a2154b52bae6219d878aede4b53cf80eb540247e2f52c

  • SHA512

    de8a1482937fe4eced5f918e82e8132e16ceacae708fd37675f5f2e94e38531b4b0f2ac86b46e0f53686448699b30d98c1e3e1134e7faa7f37b70c5a71e8fe81

  • SSDEEP

    1536:v+FDoKtniY1u7Nn2JFkC2styJjCKICFjC7EWisS+5mlatSfkZ:v+FDzK71QkbstyJjCKICpC72s/mlaX

Malware Config

Signatures

  • Ramnit

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

  • Ramnit family
  • Loads dropped DLL 2 IoCs
  • UPX packed file 9 IoCs

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

  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of UnmapMainImage 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7a1c025a32be77b0c71cd52eacc64aa5.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7a1c025a32be77b0c71cd52eacc64aa5.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of UnmapMainImage
    PID:2264
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2264 -s 68
      2⤵
      • Program crash
      PID:2880

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • \Users\Admin\AppData\Local\Temp\~TM1B9C.tmp

    Filesize

    1.2MB

    MD5

    d124f55b9393c976963407dff51ffa79

    SHA1

    2c7bbedd79791bfb866898c85b504186db610b5d

    SHA256

    ea1e16247c848c8c171c4cd1fa17bc5a018a1fcb0c0dac25009066b6667b8eef

    SHA512

    278fe3a4b1fbbe700e4f4483b610133e975e36e101455661d5197bd892a68839b9d555499040d200c92aefa9e3819380e395c0cd85d5fc845c6364d128a8cf06

  • \Users\Admin\AppData\Local\Temp\~TM1BDB.tmp

    Filesize

    1.1MB

    MD5

    9b98d47916ead4f69ef51b56b0c2323c

    SHA1

    290a80b4ded0efc0fd00816f373fcea81a521330

    SHA256

    96e0ae104c9662d0d20fdf59844c2d18334e5847b6c4fc7f8ce4b3b87f39887b

    SHA512

    68b67021f228d8d71df4deb0b6388558b2f935a6aa466a12199cd37ada47ee588ea407b278d190d3a498b0ef3f5f1a2573a469b7ea5561ab2e7055c45565fe94

  • memory/2264-0-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

  • memory/2264-14-0x00000000779F0000-0x00000000779F1000-memory.dmp

    Filesize

    4KB

  • memory/2264-5-0x00000000000D0000-0x00000000000D1000-memory.dmp

    Filesize

    4KB

  • memory/2264-3-0x0000000000400000-0x000000000042A000-memory.dmp

    Filesize

    168KB

  • memory/2264-2-0x0000000000400000-0x000000000042A000-memory.dmp

    Filesize

    168KB

  • memory/2264-1-0x0000000000400000-0x000000000042A000-memory.dmp

    Filesize

    168KB

  • memory/2264-4-0x0000000000400000-0x000000000042A000-memory.dmp

    Filesize

    168KB

  • memory/2264-8-0x0000000000400000-0x000000000042A000-memory.dmp

    Filesize

    168KB

  • memory/2264-15-0x00000000779F0000-0x00000000779F2000-memory.dmp

    Filesize

    8KB

  • memory/2264-6-0x0000000000400000-0x000000000042A000-memory.dmp

    Filesize

    168KB

  • memory/2264-13-0x00000000779EF000-0x00000000779F1000-memory.dmp

    Filesize

    8KB

  • memory/2264-7-0x0000000000400000-0x000000000042A000-memory.dmp

    Filesize

    168KB

  • memory/2264-19-0x0000000077144000-0x0000000077145000-memory.dmp

    Filesize

    4KB

  • memory/2264-24-0x00000000770B0000-0x00000000771C0000-memory.dmp

    Filesize

    1.1MB

  • memory/2264-23-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

  • memory/2264-22-0x0000000000400000-0x000000000042A000-memory.dmp

    Filesize

    168KB

  • memory/2264-20-0x00000000770B0000-0x00000000771C0000-memory.dmp

    Filesize

    1.1MB