Analysis

  • max time kernel
    149s
  • max time network
    149s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    20-12-2021 15:23

General

  • Target

    a5c53ee866d51d6af63e79e7c37e9871.exe

  • Size

    43KB

  • MD5

    a5c53ee866d51d6af63e79e7c37e9871

  • SHA1

    45284d2633c196757c2b7bba35246a30dbc20454

  • SHA256

    9dd8cb6a13209dd543925a620620d23fb74f5e615c0cd6b3a7c0b208f9fcbeb6

  • SHA512

    c08242a988ca7668ebcb6ea9235655ea17670325b4912189e2723728f85878da58e495d1f455c1d06466ed7acec036fb12a4a040fb7866403adae7c9cb7603dc

Malware Config

Extracted

Family

njrat

Version

Njrat 0.7 Golden By Hassan Amiri

Botnet

HacKed

C2

6.tcp.ngrok.io:17656

Mutex

Windows Update

Attributes
  • reg_key

    Windows Update

  • splitter

    |Hassan|

Signatures

  • njRAT/Bladabindi

    Widely used RAT written in .NET.

  • suricata: ET MALWARE Generic njRAT/Bladabindi CnC Activity (ll)

    suricata: ET MALWARE Generic njRAT/Bladabindi CnC Activity (ll)

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: GetForegroundWindowSpam 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 33 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a5c53ee866d51d6af63e79e7c37e9871.exe
    "C:\Users\Admin\AppData\Local\Temp\a5c53ee866d51d6af63e79e7c37e9871.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of WriteProcessMemory
    PID:844
    • C:\Users\Admin\AppData\Roaming\rawetrip.exe
      "C:\Users\Admin\AppData\Roaming\rawetrip.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      PID:544

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\rawetrip.exe

    MD5

    a5c53ee866d51d6af63e79e7c37e9871

    SHA1

    45284d2633c196757c2b7bba35246a30dbc20454

    SHA256

    9dd8cb6a13209dd543925a620620d23fb74f5e615c0cd6b3a7c0b208f9fcbeb6

    SHA512

    c08242a988ca7668ebcb6ea9235655ea17670325b4912189e2723728f85878da58e495d1f455c1d06466ed7acec036fb12a4a040fb7866403adae7c9cb7603dc

  • C:\Users\Admin\AppData\Roaming\rawetrip.exe

    MD5

    a5c53ee866d51d6af63e79e7c37e9871

    SHA1

    45284d2633c196757c2b7bba35246a30dbc20454

    SHA256

    9dd8cb6a13209dd543925a620620d23fb74f5e615c0cd6b3a7c0b208f9fcbeb6

    SHA512

    c08242a988ca7668ebcb6ea9235655ea17670325b4912189e2723728f85878da58e495d1f455c1d06466ed7acec036fb12a4a040fb7866403adae7c9cb7603dc

  • \Users\Admin\AppData\Roaming\rawetrip.exe

    MD5

    a5c53ee866d51d6af63e79e7c37e9871

    SHA1

    45284d2633c196757c2b7bba35246a30dbc20454

    SHA256

    9dd8cb6a13209dd543925a620620d23fb74f5e615c0cd6b3a7c0b208f9fcbeb6

    SHA512

    c08242a988ca7668ebcb6ea9235655ea17670325b4912189e2723728f85878da58e495d1f455c1d06466ed7acec036fb12a4a040fb7866403adae7c9cb7603dc

  • memory/544-58-0x0000000000000000-mapping.dmp

  • memory/544-61-0x0000000001390000-0x0000000001391000-memory.dmp

    Filesize

    4KB

  • memory/544-63-0x00000000004A0000-0x00000000004A1000-memory.dmp

    Filesize

    4KB

  • memory/844-53-0x0000000000CB0000-0x0000000000CB1000-memory.dmp

    Filesize

    4KB

  • memory/844-55-0x0000000004F80000-0x0000000004F81000-memory.dmp

    Filesize

    4KB

  • memory/844-56-0x0000000076151000-0x0000000076153000-memory.dmp

    Filesize

    8KB