Analysis

  • max time kernel
    147s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12-03-2024 01:40

General

  • Target

    2024-03-12_698318839e4b292ef124479d4f2c809a_floxif_icedid.exe

  • Size

    3.9MB

  • MD5

    698318839e4b292ef124479d4f2c809a

  • SHA1

    0d0e56cf80cae98c6a3734c0a780a08b13d93292

  • SHA256

    db03a4005037ac858aa80ab2ff2ffbf2acd037dadd0f97f0e021ad46e090dd11

  • SHA512

    4e251697177df8ee212acc7850e8f7d9c068c06a987c771979413994c7e0ebe90420f4bdc96a094f8eb5e9a37212772d39e05c8bfb3b55325e57cd3a76821b11

  • SSDEEP

    49152:20Ruo4tmmXakgSdPkRKH1kdPHTRaPE4xMw5HiJLu4:2VXghRKH+dPzRGx55HiJLF

Score
9/10
upx

Malware Config

Signatures

  • UPX dump on OEP (original entry point) 6 IoCs
  • ACProtect 1.3x - 1.4x DLL software 1 IoCs

    Detects file using ACProtect software.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Loads dropped DLL 1 IoCs
  • UPX packed file 6 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).

  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-03-12_698318839e4b292ef124479d4f2c809a_floxif_icedid.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-03-12_698318839e4b292ef124479d4f2c809a_floxif_icedid.exe"
    1⤵
    • Checks computer location settings
    • Loads dropped DLL
    • Enumerates connected drives
    • Drops file in Program Files directory
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:636
    • C:\Windows\SysWOW64\regsvr32.exe
      "C:\Windows\System32\regsvr32.exe" /s "C:\Users\Admin\AppData\Local\Temp\PWRISOSH.DLL"
      2⤵
        PID:4476

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

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

      Filesize

      67KB

      MD5

      7574cf2c64f35161ab1292e2f532aabf

      SHA1

      14ba3fa927a06224dfe587014299e834def4644f

      SHA256

      de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085

      SHA512

      4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab

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

      Filesize

      175B

      MD5

      1130c911bf5db4b8f7cf9b6f4b457623

      SHA1

      48e734c4bc1a8b5399bff4954e54b268bde9d54c

      SHA256

      eba08cc8182f379392a97f542b350ea0dbbe5e4009472f35af20e3d857eafdf1

      SHA512

      94e2511ef2c53494c2aff0960266491ffc0e54e75185427d1ccedae27c286992c754ca94cbb0c9ea36e3f04cd4eb7f032c551cf2d4b309f292906303f1a75fa0

    • C:\Users\Admin\AppData\Local\Temp\$PowerISO$\7C25.tmp.ico

      Filesize

      2KB

      MD5

      4198afdeb9ace242c575ee572af22e1f

      SHA1

      32784594ec69ca459878010401c3931be8e5e15e

      SHA256

      b4d6704aabfcc8b7cb8f4ee58b162dd124e2d0e4dce20ecf13eebd262dd1e76e

      SHA512

      d4288466d9a669c7735dc788f81fd5581876048644c48a58df5e2f8c70d468464d9de2bcbd295cdfe8510fd77a9a3cc26e3de0a1cf985622fec00baefda7f4cc

    • memory/636-23-0x0000000010000000-0x0000000010030000-memory.dmp

      Filesize

      192KB

    • memory/636-19-0x0000000076000000-0x0000000076063000-memory.dmp

      Filesize

      396KB

    • memory/636-20-0x0000000076000000-0x0000000076063000-memory.dmp

      Filesize

      396KB

    • memory/636-6-0x0000000000400000-0x0000000000906000-memory.dmp

      Filesize

      5.0MB

    • memory/636-26-0x0000000076000000-0x0000000076063000-memory.dmp

      Filesize

      396KB

    • memory/636-27-0x0000000000400000-0x0000000000906000-memory.dmp

      Filesize

      5.0MB

    • memory/636-30-0x0000000010000000-0x0000000010030000-memory.dmp

      Filesize

      192KB

    • memory/636-4-0x0000000010000000-0x0000000010030000-memory.dmp

      Filesize

      192KB

    • memory/636-35-0x0000000010000000-0x0000000010030000-memory.dmp

      Filesize

      192KB

    • memory/636-42-0x0000000010000000-0x0000000010030000-memory.dmp

      Filesize

      192KB