Overview

overview

10

Static

static

10

56adfb1405...63.exe

windows7-x64

10

56adfb1405...63.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    153s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    21-03-2023 01:36

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General

  • Target

    56adfb1405dcba693c73ba64a9d1c463.exe

  • Size

    93KB

  • MD5

    56adfb1405dcba693c73ba64a9d1c463

  • SHA1

    294664d8ebda0f36572a1fb44c84a1df55376493

  • SHA256

    889a5de641983dcca6e2a91b1442812e84fd17821c7117f965f751bea5eb4067

  • SHA512

    9a5b362929702907913f4caf50a02c876307731b4ed97252b9196eaafa6b4ae39f1198d0f0d46b8bcdc257336636dcdac20a8cc57d9c7f9705b9e1f982b2cd65

  • SSDEEP

    1536:ZerkVbPGHz88Ebb1pjEwzGi1dDXBDrgS:ZekPGHzmf1mi1drxk

Score
10/10
njratloxevasiontrojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

lox

C2

YWxyZWFkeS1oZXJlaW4uYXQucGx5Lmdn:NTgxNTg=

Mutex

7585b9138af20fd06384c70df526bb85

Attributes
  • reg_key

    7585b9138af20fd06384c70df526bb85

  • splitter

    |'|'|

Signatures

  • njRAT/Bladabindi

    Widely used RAT written in .NET.

    trojannjrat
  • Modifies Windows Firewall 1 TTPs 1 IoCs
    evasion
  • Drops startup file 4 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Drops autorun.inf file 1 TTPs 2 IoCs

    Malware can abuse Windows Autorun to spread further via attached volumes.

  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 23 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\56adfb1405dcba693c73ba64a9d1c463.exe
    "C:\Users\Admin\AppData\Local\Temp\56adfb1405dcba693c73ba64a9d1c463.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1584
    • C:\Users\Admin\AppData\Roaming\server.exe
      "C:\Users\Admin\AppData\Roaming\server.exe"
      2⤵
      • Drops startup file
      • Executes dropped EXE
      • Drops autorun.inf file
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:364
      • C:\Windows\SysWOW64\netsh.exe
        netsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\server.exe" "server.exe" ENABLE
        3⤵
        • Modifies Windows Firewall
        PID:1716

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Replication Through Removable Media

1
T1091

Execution

Persistence

Modify Existing Service

1
T1031

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1
T1082

Lateral Movement

Replication Through Removable Media

1
T1091

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\app
    Filesize

    5B

    MD5

    f478c76bbb3174dbc7fabae62224f818

    SHA1

    bed239508bad9fcd15a9bdea1e132f62468d07d1

    SHA256

    d7a0af52f260c87ef40bdfc1f1196faf7797593d62c6120ae99957d78762ed1a

    SHA512

    b653aa05746c721c9129456de3798d9e94385a0e5630c5d497fa0d6076274560885edd5875232b40d07aafa3f0e929e9b3bf2ff388ad2c21b3589cb01b79f94b

    Download Submit
  • C:\Users\Admin\AppData\Roaming\server.exe
    Filesize

    93KB

    MD5

    56adfb1405dcba693c73ba64a9d1c463

    SHA1

    294664d8ebda0f36572a1fb44c84a1df55376493

    SHA256

    889a5de641983dcca6e2a91b1442812e84fd17821c7117f965f751bea5eb4067

    SHA512

    9a5b362929702907913f4caf50a02c876307731b4ed97252b9196eaafa6b4ae39f1198d0f0d46b8bcdc257336636dcdac20a8cc57d9c7f9705b9e1f982b2cd65

    Download Submit
  • C:\Users\Admin\AppData\Roaming\server.exe
    Filesize

    93KB

    MD5

    56adfb1405dcba693c73ba64a9d1c463

    SHA1

    294664d8ebda0f36572a1fb44c84a1df55376493

    SHA256

    889a5de641983dcca6e2a91b1442812e84fd17821c7117f965f751bea5eb4067

    SHA512

    9a5b362929702907913f4caf50a02c876307731b4ed97252b9196eaafa6b4ae39f1198d0f0d46b8bcdc257336636dcdac20a8cc57d9c7f9705b9e1f982b2cd65

    Download Submit
  • C:\Users\Admin\AppData\Roaming\server.exe
    Filesize

    93KB

    MD5

    56adfb1405dcba693c73ba64a9d1c463

    SHA1

    294664d8ebda0f36572a1fb44c84a1df55376493

    SHA256

    889a5de641983dcca6e2a91b1442812e84fd17821c7117f965f751bea5eb4067

    SHA512

    9a5b362929702907913f4caf50a02c876307731b4ed97252b9196eaafa6b4ae39f1198d0f0d46b8bcdc257336636dcdac20a8cc57d9c7f9705b9e1f982b2cd65

    Download Submit
  • \Users\Admin\AppData\Roaming\server.exe
    Filesize

    93KB

    MD5

    56adfb1405dcba693c73ba64a9d1c463

    SHA1

    294664d8ebda0f36572a1fb44c84a1df55376493

    SHA256

    889a5de641983dcca6e2a91b1442812e84fd17821c7117f965f751bea5eb4067

    SHA512

    9a5b362929702907913f4caf50a02c876307731b4ed97252b9196eaafa6b4ae39f1198d0f0d46b8bcdc257336636dcdac20a8cc57d9c7f9705b9e1f982b2cd65

    Download Submit
  • \Users\Admin\AppData\Roaming\server.exe
    Filesize

    93KB

    MD5

    56adfb1405dcba693c73ba64a9d1c463

    SHA1

    294664d8ebda0f36572a1fb44c84a1df55376493

    SHA256

    889a5de641983dcca6e2a91b1442812e84fd17821c7117f965f751bea5eb4067

    SHA512

    9a5b362929702907913f4caf50a02c876307731b4ed97252b9196eaafa6b4ae39f1198d0f0d46b8bcdc257336636dcdac20a8cc57d9c7f9705b9e1f982b2cd65

    Download Submit
  • memory/364-68-0x00000000009D0000-0x0000000000A10000-memory.dmp
    Filesize

    256KB

    Download
  • memory/364-76-0x00000000009D0000-0x0000000000A10000-memory.dmp
    Filesize

    256KB

    Download
  • memory/364-77-0x00000000009D0000-0x0000000000A10000-memory.dmp
    Filesize

    256KB

    Download
  • memory/1584-54-0x00000000001E0000-0x0000000000220000-memory.dmp
    Filesize

    256KB

    Download