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Analysis

  • max time kernel
    117s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    26/03/2025, 00:18

General

  • Target

    2025-03-25_fa93e5224640f9c2f0376eff52d95651_icedid_ramnit.exe

  • Size

    3.7MB

  • MD5

    fa93e5224640f9c2f0376eff52d95651

  • SHA1

    c984a55f00d96464053d26535f71ac67b8e0a3f6

  • SHA256

    ffc0d865cfbd409a73a4292c31e396d1b6ba10d3742b00eefc8ec056dbc2a26b

  • SHA512

    878b5615cae26ad0a91102b84068db1fb2531d667055f4132106fc74851471f6504c8c635d9d72c6a6c159d4e731cc75d3bcbc0ac13b3b3958a9e44bae4b0064

  • SSDEEP

    98304:rF2SDPX7mB6Nu9PGfspNYkbdxJcDaUWzKIgb6ODMeH:TDmBb9JbPWHWzKaOA2

Malware Config

Signatures

  • Ramnit

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

  • Ramnit family
  • ACProtect 1.3x - 1.4x DLL software 1 IoCs

    Detects file using ACProtect software.

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 5 IoCs
  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • 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 2 IoCs

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

  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2025-03-25_fa93e5224640f9c2f0376eff52d95651_icedid_ramnit.exe
    "C:\Users\Admin\AppData\Local\Temp\2025-03-25_fa93e5224640f9c2f0376eff52d95651_icedid_ramnit.exe"
    1⤵
    • Loads dropped DLL
    • Writes to the Master Boot Record (MBR)
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2640
    • C:\Users\Admin\AppData\Local\Temp\2025-03-25_fa93e5224640f9c2f0376eff52d95651_icedid_ramnitmgr.exe
      C:\Users\Admin\AppData\Local\Temp\2025-03-25_fa93e5224640f9c2f0376eff52d95651_icedid_ramnitmgr.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      PID:2148
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2148 -s 208
        3⤵
        • Program crash
        PID:2584

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\Temp\2025-03-25_fa93e5224640f9c2f0376eff52d95651_icedid_ramnitmgr.exe

    Filesize

    357KB

    MD5

    04b33929bf77bf019feff1004fa39783

    SHA1

    f51eebc8ef5492a3dde0308382c762c3a9a8b5ce

    SHA256

    a7810ebf475d132418ddcf42eb952eab751a0cf2795921401f4b96ca7518f205

    SHA512

    f6c3fc03e76b45abc88699318deb589c2b10f7740e7e602e09c549735f9b936597a4c900003373f7df91e87ad1fc169d159daafc32f938e8d62da1b3947b6fdb

  • \Users\Admin\AppData\Local\Temp\khl4866.tmp

    Filesize

    172KB

    MD5

    685f1cbd4af30a1d0c25f252d399a666

    SHA1

    6a1b978f5e6150b88c8634146f1406ed97d2f134

    SHA256

    0e478c95a7a07570a69e6061e7c1da9001bccad9cc454f2ed4da58824a13e0f4

    SHA512

    6555ad6b4f4f26105ca8aad64501d74519a3e091f559b4b563d6ffb20a2ddfcde65e4fe94971a9bc65e86db577f2548ca00f9920d341c8ea808b04c0947d61d9

  • \Users\Admin\AppData\Local\Temp\~TM4895.tmp

    Filesize

    1.2MB

    MD5

    d124f55b9393c976963407dff51ffa79

    SHA1

    2c7bbedd79791bfb866898c85b504186db610b5d

    SHA256

    ea1e16247c848c8c171c4cd1fa17bc5a018a1fcb0c0dac25009066b6667b8eef

    SHA512

    278fe3a4b1fbbe700e4f4483b610133e975e36e101455661d5197bd892a68839b9d555499040d200c92aefa9e3819380e395c0cd85d5fc845c6364d128a8cf06

  • \Users\Admin\AppData\Local\Temp\~TM48D5.tmp

    Filesize

    1.1MB

    MD5

    9b98d47916ead4f69ef51b56b0c2323c

    SHA1

    290a80b4ded0efc0fd00816f373fcea81a521330

    SHA256

    96e0ae104c9662d0d20fdf59844c2d18334e5847b6c4fc7f8ce4b3b87f39887b

    SHA512

    68b67021f228d8d71df4deb0b6388558b2f935a6aa466a12199cd37ada47ee588ea407b278d190d3a498b0ef3f5f1a2573a469b7ea5561ab2e7055c45565fe94

  • memory/2148-16-0x00000000002B0000-0x0000000000323000-memory.dmp

    Filesize

    460KB

  • memory/2148-15-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/2148-24-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/2640-12-0x0000000000400000-0x00000000007CF000-memory.dmp

    Filesize

    3.8MB

  • memory/2640-14-0x0000000000230000-0x000000000025B000-memory.dmp

    Filesize

    172KB

  • memory/2640-17-0x0000000000230000-0x000000000025B000-memory.dmp

    Filesize

    172KB

  • memory/2640-21-0x0000000000400000-0x00000000007CF000-memory.dmp

    Filesize

    3.8MB