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Analysis

  • max time kernel
    148s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    14/03/2024, 04:01

General

  • Target

    c7a2fc7ac0e77e96dbc7fcd7096ad888.exe

  • Size

    585KB

  • MD5

    c7a2fc7ac0e77e96dbc7fcd7096ad888

  • SHA1

    33410b05b45cdfb880c283848de0edfc9d500475

  • SHA256

    cdcc1167b9e739f6d0c7d96ca0d98f069f0a0efa3fcd2bffb301d1cb5effe86d

  • SHA512

    1dbf2d9659c71915875fb4c015d9b915f87738ce0b67f0f21a8ea19d0b49af23450c27c2b7d599a327a28b786d61d967db077e4d7b23931f77d3e32fac1ed71e

  • SSDEEP

    12288:TK5kZW+oXlolfKzOtzzFRF3Z4mxx0DqVTVOCRU:TC+/YloNDrRQmXjVTzO

Score
8/10

Malware Config

Signatures

  • Sets DLL path for service in the registry 2 TTPs 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Drops file in System32 directory 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c7a2fc7ac0e77e96dbc7fcd7096ad888.exe
    "C:\Users\Admin\AppData\Local\Temp\c7a2fc7ac0e77e96dbc7fcd7096ad888.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1072
    • C:\Users\Admin\AppData\Local\Temp\c7a2fc7ac0e77e96dbc7fcd7096ad888.exe
      C:\Users\Admin\AppData\Local\Temp\c7a2fc7ac0e77e96dbc7fcd7096ad888.exe -Nod32
      2⤵
      • Sets DLL path for service in the registry
      • Drops file in System32 directory
      PID:2092
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k netservice
    1⤵
    • Loads dropped DLL
    PID:1968

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\SysWOW64\System64.dat

    Filesize

    81B

    MD5

    e90dd614e9d49dd4d15af8f3bc23138e

    SHA1

    96ab2a682171994021ff79f3b1457213b3631f80

    SHA256

    51ff15c1fae0e95704191e28e8a8bc615455420795d2a7d7630fed857d644654

    SHA512

    fe5deade9ea75b3b894d29f60ca39ff9cfb77f219f4f0ba78a14adc17c27b00aa84caa2895c5dee2199b32634ae3dfad6ce191b0cb684620fda12c634fb75ca3

  • \??\c:\windows\SysWOW64\system64.dll

    Filesize

    356KB

    MD5

    db5860a33597ab0c07dfc1db63ae2f18

    SHA1

    090ef07a72a2abb760a93cd91843c40830f28bbc

    SHA256

    fe0111deb680994a2cec676d7a31b70dc1b3f36d54db41046b8f1be5862353b1

    SHA512

    1d37e5df05f04b88f1c46e08de173bd8d9e67035104d07b15ab8064055c98371ccf962408665a32941e9604df69453de84d0d6a21b72f3ce1fe1c5d6d2ff96a0

  • memory/1072-20-0x0000000001C80000-0x0000000001CD4000-memory.dmp

    Filesize

    336KB

  • memory/1072-0-0x0000000000400000-0x00000000004CD000-memory.dmp

    Filesize

    820KB

  • memory/1072-4-0x0000000000510000-0x0000000000511000-memory.dmp

    Filesize

    4KB

  • memory/1072-5-0x0000000000260000-0x0000000000261000-memory.dmp

    Filesize

    4KB

  • memory/1072-6-0x0000000000250000-0x0000000000251000-memory.dmp

    Filesize

    4KB

  • memory/1072-9-0x0000000000500000-0x0000000000501000-memory.dmp

    Filesize

    4KB

  • memory/1072-10-0x00000000004F0000-0x00000000004F1000-memory.dmp

    Filesize

    4KB

  • memory/1072-11-0x00000000031E0000-0x00000000032E0000-memory.dmp

    Filesize

    1024KB

  • memory/1072-12-0x00000000031E0000-0x00000000032E0000-memory.dmp

    Filesize

    1024KB

  • memory/1072-13-0x0000000000520000-0x0000000000521000-memory.dmp

    Filesize

    4KB

  • memory/1072-15-0x0000000000400000-0x00000000004CD000-memory.dmp

    Filesize

    820KB

  • memory/1072-2-0x00000000004E0000-0x00000000004E1000-memory.dmp

    Filesize

    4KB

  • memory/1072-3-0x00000000003F0000-0x00000000003F1000-memory.dmp

    Filesize

    4KB

  • memory/1072-21-0x00000000031E0000-0x00000000032E0000-memory.dmp

    Filesize

    1024KB

  • memory/1072-1-0x0000000001C80000-0x0000000001CD4000-memory.dmp

    Filesize

    336KB

  • memory/1968-29-0x0000000000130000-0x000000000018F000-memory.dmp

    Filesize

    380KB

  • memory/1968-30-0x0000000000130000-0x000000000018F000-memory.dmp

    Filesize

    380KB

  • memory/1968-28-0x0000000000130000-0x000000000018F000-memory.dmp

    Filesize

    380KB

  • memory/1968-37-0x0000000000130000-0x000000000018F000-memory.dmp

    Filesize

    380KB

  • memory/1968-24-0x0000000000130000-0x000000000018F000-memory.dmp

    Filesize

    380KB

  • memory/1968-25-0x0000000000130000-0x000000000018F000-memory.dmp

    Filesize

    380KB

  • memory/1968-26-0x0000000000130000-0x000000000018F000-memory.dmp

    Filesize

    380KB

  • memory/1968-36-0x0000000000130000-0x000000000018F000-memory.dmp

    Filesize

    380KB

  • memory/1968-19-0x0000000000130000-0x000000000018F000-memory.dmp

    Filesize

    380KB

  • memory/1968-27-0x0000000000130000-0x000000000018F000-memory.dmp

    Filesize

    380KB

  • memory/1968-23-0x0000000000350000-0x0000000000351000-memory.dmp

    Filesize

    4KB

  • memory/1968-31-0x0000000000130000-0x000000000018F000-memory.dmp

    Filesize

    380KB

  • memory/1968-32-0x0000000000130000-0x000000000018F000-memory.dmp

    Filesize

    380KB

  • memory/1968-33-0x0000000000130000-0x000000000018F000-memory.dmp

    Filesize

    380KB

  • memory/1968-34-0x0000000000130000-0x000000000018F000-memory.dmp

    Filesize

    380KB

  • memory/1968-35-0x0000000000130000-0x000000000018F000-memory.dmp

    Filesize

    380KB

  • memory/2092-17-0x0000000000310000-0x0000000000364000-memory.dmp

    Filesize

    336KB

  • memory/2092-14-0x0000000000400000-0x00000000004CD000-memory.dmp

    Filesize

    820KB