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Analysis

  • max time kernel
    142s
  • max time network
    132s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    12/05/2024, 01:27

General

  • Target

    2024-05-12_b735220afb455ec8e627a893ccb38aea_floxif_icedid.exe

  • Size

    6.1MB

  • MD5

    b735220afb455ec8e627a893ccb38aea

  • SHA1

    78f3f7fac4ce08454f4d5159604806cc56f8b6be

  • SHA256

    905207150940c76f045e95960381fa573f3772435162835a3f027842fee5ce21

  • SHA512

    86e733b525cad73906d5bed9fa246d3a39b1c8b882b39683fef8674e3cc78c09a7f3b72dd34d995dd2067e5df2df17e577979eec072316c8c56f654ed605e1f5

  • SSDEEP

    196608:0+csxvIHt6r0IqrX2c31lrWkhqc11RcMNXmVL:017u0PX2c31lrWa5116MFY

Malware Config

Signatures

  • UPX dump on OEP (original entry point) 8 IoCs
  • ACProtect 1.3x - 1.4x DLL software 1 IoCs

    Detects file using ACProtect software.

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 2 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • UPX packed file 8 IoCs

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

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

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

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

  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 8 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-05-12_b735220afb455ec8e627a893ccb38aea_floxif_icedid.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-05-12_b735220afb455ec8e627a893ccb38aea_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:1936
    • C:\Users\Admin\AppData\Local\Temp\geek64.exe
      C:\Users\Admin\AppData\Local\Temp\geek64.exe
      2⤵
      • Executes dropped EXE
      • Drops file in Windows directory
      • Suspicious use of SetWindowsHookEx
      PID:1880

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

  • \Users\Admin\AppData\Local\Temp\geek64.exe

    Filesize

    3.3MB

    MD5

    cc1f4b4b81bead2e01a0cbb65a5e388a

    SHA1

    3175cba617175e07d22b705aee27f821301a0a57

    SHA256

    07903001a8f50592d2e55900aed2d9c097a56a78989a66234a2ab74cb1d21e8c

    SHA512

    5efbe090b4fde0a48c42a0cabce9200dab9afd7535dc06e9ee1dc603b0e940a4250152815932be370e67e50aa86bd87296a88932c510fe29360b63ae842ac49c

  • memory/1936-21-0x00000000771A0000-0x00000000771D5000-memory.dmp

    Filesize

    212KB

  • memory/1936-17-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/1936-18-0x00000000771A0000-0x00000000771D5000-memory.dmp

    Filesize

    212KB

  • memory/1936-16-0x00000000771A6000-0x00000000771A7000-memory.dmp

    Filesize

    4KB

  • memory/1936-22-0x00000000771A0000-0x00000000771D5000-memory.dmp

    Filesize

    212KB

  • memory/1936-23-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/1936-24-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/1936-27-0x00000000771A0000-0x00000000771D5000-memory.dmp

    Filesize

    212KB

  • memory/1936-30-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/1936-3-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/1936-33-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/1936-36-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB