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Analysis

  • max time kernel
    120s
  • max time network
    126s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    10/01/2024, 06:00

General

  • Target

    2024-01-09_b3e86c1f0cd4d3c80b6358ba5d04a4fc_floxif_icedid.exe

  • Size

    1.9MB

  • MD5

    b3e86c1f0cd4d3c80b6358ba5d04a4fc

  • SHA1

    31792f3ad45d997a4f75f53f735077cc47067c9c

  • SHA256

    fcd959776cf1c7b86e31ac27b6bc9156f062371534fe2e7507182ae1e862da6d

  • SHA512

    0210447bcb0dd2a77241feab6c79f82ecc127680707105b4fef0031edccf465ed7a2d14253e2feab171a5904080a196c0588c00ee172d51716cfd298a2908edf

  • SSDEEP

    24576:bvnizplWJhtl3hUt0oOYSzfwi2p/xdHATun37YWX4+33IQkQrEH7Y7:biglPTD2p/gTunLrIM

Score
7/10
upx

Malware Config

Signatures

  • ACProtect 1.3x - 1.4x DLL software 1 IoCs

    Detects file using ACProtect software.

  • Loads dropped DLL 1 IoCs
  • UPX packed file 4 IoCs

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

  • Enumerates connected drives 3 TTPs 1 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in Program Files directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Opens file in notepad (likely ransom note) 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-01-09_b3e86c1f0cd4d3c80b6358ba5d04a4fc_floxif_icedid.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-01-09_b3e86c1f0cd4d3c80b6358ba5d04a4fc_floxif_icedid.exe"
    1⤵
    • Loads dropped DLL
    • Enumerates connected drives
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2040
    • C:\Windows\SysWOW64\NOTEPAD.EXE
      "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Local\Temp\cpuz_driver_2040.log
      2⤵
      • Opens file in notepad (likely ransom note)
      PID:2580

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\cpuz_driver_2040.log

    Filesize

    1020B

    MD5

    4b688abda9e171ecd8c1b6e701c2ddc5

    SHA1

    a13fa88144f0b8e994e26d39849e39829a314dca

    SHA256

    dd901c28d1ede23f17fae7d45bb16cd45da5931ee40e998f097a06a59fd83ffa

    SHA512

    cfb52b36ebec24919e6990e8ff6a8dfbc018a39631d7d431cde2289c5d1fca1b8e3b39b934dbd7fe8e3fe54b76da96deca6b15b58672ed6e829c10cd7291368b

  • C:\Users\Admin\AppData\Local\Temp\cpuz_driver_2040.log

    Filesize

    661B

    MD5

    75d75ca8030f89ce67c55f6923863ceb

    SHA1

    9ff00914de259fc082889e8e23619215a330d622

    SHA256

    d1d51a5745945183ac648fa5ed855bedc5b5a0aa6bd6b04b23fd0d6e5b99ae66

    SHA512

    2908be2ec0ff3ffc8823ae5f02d521716e9fabdba21eaeec23bfad0389394ccb452cef6608b216fc62d26eb4322387a01b009417fd3070be525e8d58f2d57c0c

  • \Program Files\Common Files\System\symsrv.dll

    Filesize

    67KB

    MD5

    7574cf2c64f35161ab1292e2f532aabf

    SHA1

    14ba3fa927a06224dfe587014299e834def4644f

    SHA256

    de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085

    SHA512

    4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab

  • memory/2040-3-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/2040-17-0x0000000000400000-0x00000000005D9000-memory.dmp

    Filesize

    1.8MB

  • memory/2040-37-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/2040-43-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/2040-44-0x0000000000400000-0x00000000005D9000-memory.dmp

    Filesize

    1.8MB