Analysis

  • max time kernel
    146s
  • max time network
    142s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    05/04/2024, 14:54

General

  • Target

    2024-04-05_d469dd2577ff7114439fea769f9aac51_floxif_icedid.exe

  • Size

    1.9MB

  • MD5

    d469dd2577ff7114439fea769f9aac51

  • SHA1

    0043bc893f48dc775e1be3fe720e37752ea26e14

  • SHA256

    8e346c0647de341cd84b98556e7291788fef9781fb661ce40c2e34343b902ea6

  • SHA512

    41578b887e816fec092f3a10099e9dbef9bd955b661ccc8c5462ae128ed2a6002bd8062f6fa8342100a3a80bfbb0288d46f754f33928566f797ddad79637cdf5

  • SSDEEP

    24576:5MxyXWd+Pjm9taAWyzKmARTfHmKbYOTmMqPcg/e5rmw/e5DtorEH7H:zWd+miAWsKmANPmKtI

Malware Config

Signatures

  • UPX dump on OEP (original entry point) 9 IoCs
  • ACProtect 1.3x - 1.4x DLL software 1 IoCs

    Detects file using ACProtect software.

  • Loads dropped DLL 1 IoCs
  • UPX packed file 9 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.

  • 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.

  • Drops file in Program Files directory 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-04-05_d469dd2577ff7114439fea769f9aac51_floxif_icedid.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-04-05_d469dd2577ff7114439fea769f9aac51_floxif_icedid.exe"
    1⤵
    • Loads dropped DLL
    • Enumerates connected drives
    • Writes to the Master Boot Record (MBR)
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    PID:2160

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Program Files\Common Files\System\symsrv.dll.000

    Filesize

    175B

    MD5

    1130c911bf5db4b8f7cf9b6f4b457623

    SHA1

    48e734c4bc1a8b5399bff4954e54b268bde9d54c

    SHA256

    eba08cc8182f379392a97f542b350ea0dbbe5e4009472f35af20e3d857eafdf1

    SHA512

    94e2511ef2c53494c2aff0960266491ffc0e54e75185427d1ccedae27c286992c754ca94cbb0c9ea36e3f04cd4eb7f032c551cf2d4b309f292906303f1a75fa0

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

    Filesize

    67KB

    MD5

    7574cf2c64f35161ab1292e2f532aabf

    SHA1

    14ba3fa927a06224dfe587014299e834def4644f

    SHA256

    de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085

    SHA512

    4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab

  • memory/2160-3-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/2160-10-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/2160-14-0x0000000076910000-0x0000000076945000-memory.dmp

    Filesize

    212KB

  • memory/2160-15-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/2160-18-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/2160-21-0x0000000076910000-0x0000000076945000-memory.dmp

    Filesize

    212KB

  • memory/2160-22-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/2160-25-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/2160-28-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/2160-31-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB