Analysis

  • max time kernel
    29s
  • max time network
    2s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02-10-2022 13:25

General

  • Target

    5afcca01b16f3242c14204f77ed180ffd8a7cf60c86bdf4099e95a37412d1fb2.exe

  • Size

    29KB

  • MD5

    6ef684fd2a576eaba8de0aaf4b077da0

  • SHA1

    cd45eef4c6bbd4eab721757f70f4887a87fbe6ea

  • SHA256

    5afcca01b16f3242c14204f77ed180ffd8a7cf60c86bdf4099e95a37412d1fb2

  • SHA512

    a67a810afd4baee141d4b973fabcf2e53e0c0043b599e488e52c8885a8677ab0e788ae4b0c2e6faefc162b80339ff4f974d4d0724f3c84ae0b4a7c687938c93a

  • SSDEEP

    384:lUHEBl7p3hUw2s7bD55gEKemqDSqre/IDGBsbh0w4wlAokw9OhgOL1vYRGOZzuZU:Z7bUw2C3kEcqNreHBKh0p29SgRIU

Score
10/10

Malware Config

Extracted

Family

njrat

Version

0.6.4

Botnet

HacKed

C2

197.0.252.102:90

Mutex

c136ca163c41529ca91ad6b874a035d7

Attributes
  • reg_key

    c136ca163c41529ca91ad6b874a035d7

  • splitter

    |'|'|

Signatures

  • njRAT/Bladabindi

    Widely used RAT written in .NET.

  • Executes dropped EXE 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5afcca01b16f3242c14204f77ed180ffd8a7cf60c86bdf4099e95a37412d1fb2.exe
    "C:\Users\Admin\AppData\Local\Temp\5afcca01b16f3242c14204f77ed180ffd8a7cf60c86bdf4099e95a37412d1fb2.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:1828
    • C:\Users\Admin\scvhot.exe
      "C:\Users\Admin\scvhot.exe"
      2⤵
      • Executes dropped EXE
      PID:1660

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\scvhot.exe

    Filesize

    29KB

    MD5

    6ef684fd2a576eaba8de0aaf4b077da0

    SHA1

    cd45eef4c6bbd4eab721757f70f4887a87fbe6ea

    SHA256

    5afcca01b16f3242c14204f77ed180ffd8a7cf60c86bdf4099e95a37412d1fb2

    SHA512

    a67a810afd4baee141d4b973fabcf2e53e0c0043b599e488e52c8885a8677ab0e788ae4b0c2e6faefc162b80339ff4f974d4d0724f3c84ae0b4a7c687938c93a

  • C:\Users\Admin\scvhot.exe

    Filesize

    29KB

    MD5

    6ef684fd2a576eaba8de0aaf4b077da0

    SHA1

    cd45eef4c6bbd4eab721757f70f4887a87fbe6ea

    SHA256

    5afcca01b16f3242c14204f77ed180ffd8a7cf60c86bdf4099e95a37412d1fb2

    SHA512

    a67a810afd4baee141d4b973fabcf2e53e0c0043b599e488e52c8885a8677ab0e788ae4b0c2e6faefc162b80339ff4f974d4d0724f3c84ae0b4a7c687938c93a

  • memory/1660-134-0x0000000000000000-mapping.dmp

  • memory/1660-137-0x0000000074900000-0x0000000074EB1000-memory.dmp

    Filesize

    5.7MB

  • memory/1660-138-0x0000000074900000-0x0000000074EB1000-memory.dmp

    Filesize

    5.7MB

  • memory/1828-132-0x0000000074900000-0x0000000074EB1000-memory.dmp

    Filesize

    5.7MB

  • memory/1828-133-0x0000000074900000-0x0000000074EB1000-memory.dmp

    Filesize

    5.7MB

  • memory/1828-139-0x0000000074900000-0x0000000074EB1000-memory.dmp

    Filesize

    5.7MB