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Analysis

  • max time kernel
    122s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    18/12/2024, 01:28 UTC

General

  • Target

    2024-12-18_bcf52a0a47b0ad28d13e6c0002ca79b9_cobalt-strike_ryuk.exe

  • Size

    3.1MB

  • MD5

    bcf52a0a47b0ad28d13e6c0002ca79b9

  • SHA1

    46331f1bea07b857fbb69bdd50ffd945e9e5f94c

  • SHA256

    908b67569cb0ade3de4b268c6434fc6f1bd1dd6c34e450f85a970a2b9ba96b12

  • SHA512

    c2a4a09448974c1bc95cb66e923c67ee0ea74826338838a76c11fc907f7fa762e1da90135c8ea3a6aeea5da16a6a63fce76c6ace4cc02a0685f8d03937fddc82

  • SSDEEP

    24576:SBvGLDqo2AH/mhrnOG1HuHPIsfHGY+++Ct+bNZUTRoB71b0P7SY8Vvhdri2:uCzHubDsy9Rb0J8Jn

Score
10/10

Malware Config

Extracted

Family

meduza

C2

147.45.44.228

Attributes
  • anti_dbg

    true

  • anti_vm

    true

  • build_name

    542

  • extensions

    none

  • grabber_max_size

    1.048576e+06

  • links

    none

  • port

    15666

  • self_destruct

    true

Signatures

  • Meduza

    Meduza is a crypto wallet and info stealer written in C++.

  • Meduza Stealer payload 8 IoCs
  • Meduza family
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-12-18_bcf52a0a47b0ad28d13e6c0002ca79b9_cobalt-strike_ryuk.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-12-18_bcf52a0a47b0ad28d13e6c0002ca79b9_cobalt-strike_ryuk.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2316
    • C:\Users\Admin\AppData\Local\Temp\2024-12-18_bcf52a0a47b0ad28d13e6c0002ca79b9_cobalt-strike_ryuk.exe
      "C:\Users\Admin\AppData\Local\Temp\2024-12-18_bcf52a0a47b0ad28d13e6c0002ca79b9_cobalt-strike_ryuk.exe"
      2⤵
      • Checks computer location settings
      • Suspicious use of AdjustPrivilegeToken
      PID:2064

Network

    No results found
  • 147.45.44.228:15666
    2024-12-18_bcf52a0a47b0ad28d13e6c0002ca79b9_cobalt-strike_ryuk.exe
    152 B
    3
No results found

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2064-0-0x0000000140000000-0x0000000140141000-memory.dmp

    Filesize

    1.3MB

  • memory/2064-2-0x0000000140000000-0x0000000140141000-memory.dmp

    Filesize

    1.3MB

  • memory/2064-8-0x0000000140000000-0x0000000140141000-memory.dmp

    Filesize

    1.3MB

  • memory/2064-10-0x0000000140000000-0x0000000140141000-memory.dmp

    Filesize

    1.3MB

  • memory/2064-11-0x0000000140000000-0x0000000140141000-memory.dmp

    Filesize

    1.3MB

  • memory/2064-7-0x000007FFFFFD6000-0x000007FFFFFD7000-memory.dmp

    Filesize

    4KB

  • memory/2064-6-0x0000000140000000-0x0000000140141000-memory.dmp

    Filesize

    1.3MB

  • memory/2064-5-0x0000000140000000-0x0000000140141000-memory.dmp

    Filesize

    1.3MB

  • memory/2064-4-0x0000000140000000-0x0000000140141000-memory.dmp

    Filesize

    1.3MB

  • memory/2064-3-0x0000000140000000-0x0000000140141000-memory.dmp

    Filesize

    1.3MB

  • memory/2064-1-0x0000000140000000-0x0000000140141000-memory.dmp

    Filesize

    1.3MB

  • memory/2064-12-0x0000000140000000-0x0000000140141000-memory.dmp

    Filesize

    1.3MB

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