Overview

overview

10

Static

static

10

e4b4e4dc67...29.exe

windows7_x64

10

e4b4e4dc67...29.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    152s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    24-05-2022 14:57

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General

  • Target

    e4b4e4dc67b356d80a839fc83f3bffa1d4810e2385c020181f156a30a52bc829.exe

  • Size

    43KB

  • MD5

    aeaeed8a3356c4fbf89eeaa6b7c42b7c

  • SHA1

    8f5e96f16fac90174efb6ce52faa112cb121eb64

  • SHA256

    e4b4e4dc67b356d80a839fc83f3bffa1d4810e2385c020181f156a30a52bc829

  • SHA512

    3775f553976ff475aeb10af384eb5d9cccbfd339e5a0ddecb6cf47b49c92afeeb0cd068306de9e61052cf2304f2f03b0045407f81c44826b109a97ea94a26df9

Score
10/10
njratloxpersistencetrojan

Malware Config

Extracted

Family

njrat

Version

Njrat 0.7 Golden By Hassan Amiri

Botnet

lox

C2

127.0.0.1:5552

Mutex

Windows Update

Attributes
  • reg_key

    Windows Update

  • splitter

    |Hassan|

Signatures

  • njRAT/Bladabindi

    Widely used RAT written in .NET.

    trojannjrat
  • Executes dropped EXE 2 IoCs
  • Drops startup file 2 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
    persistence
  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

    persistence
  • Suspicious behavior: GetForegroundWindowSpam 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 31 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e4b4e4dc67b356d80a839fc83f3bffa1d4810e2385c020181f156a30a52bc829.exe
    "C:\Users\Admin\AppData\Local\Temp\e4b4e4dc67b356d80a839fc83f3bffa1d4810e2385c020181f156a30a52bc829.exe"
    1⤵
    • Drops startup file
    • Adds Run key to start application
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:400
    • C:\Windows\SysWOW64\schtasks.exe
      schtasks /create /sc minute /mo 1 /tn Server /tr C:\Users\Admin\AppData\Local\Temp/Server.exe
      2⤵
      • Creates scheduled task(s)
      PID:4496
  • C:\Users\Admin\AppData\Local\Temp\Server.exe
    C:\Users\Admin\AppData\Local\Temp/Server.exe
    1⤵
    • Executes dropped EXE
    • Suspicious behavior: GetForegroundWindowSpam
    PID:4152
  • C:\Users\Admin\AppData\Local\Temp\Server.exe
    C:\Users\Admin\AppData\Local\Temp/Server.exe
    1⤵
    • Executes dropped EXE
    • Suspicious behavior: GetForegroundWindowSpam
    PID:5084

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1
T1053

Persistence

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

1
T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Server.exe.log
    Filesize

    507B

    MD5

    25d1b50e7c0d451f3d850eb54d27ca05

    SHA1

    a238807715c70a335f54e80d4855644b21a9e870

    SHA256

    650faa13e983c9046c9030f63a5fa1c33900432ec7cb3762e015da2e7c5b34a5

    SHA512

    4223a26b2fabefdf1c01443ccc7bd887464d27f02694379895a040c66db472d541218d501f1c01e1bd31012d079a31baf24e20882c32cf652a09a74e3bf385f5

    Download Submit
  • C:\Users\Admin\AppData\Local\Temp\Server.exe
    Filesize

    43KB

    MD5

    aeaeed8a3356c4fbf89eeaa6b7c42b7c

    SHA1

    8f5e96f16fac90174efb6ce52faa112cb121eb64

    SHA256

    e4b4e4dc67b356d80a839fc83f3bffa1d4810e2385c020181f156a30a52bc829

    SHA512

    3775f553976ff475aeb10af384eb5d9cccbfd339e5a0ddecb6cf47b49c92afeeb0cd068306de9e61052cf2304f2f03b0045407f81c44826b109a97ea94a26df9

    Download Submit
  • C:\Users\Admin\AppData\Local\Temp\Server.exe
    Filesize

    43KB

    MD5

    aeaeed8a3356c4fbf89eeaa6b7c42b7c

    SHA1

    8f5e96f16fac90174efb6ce52faa112cb121eb64

    SHA256

    e4b4e4dc67b356d80a839fc83f3bffa1d4810e2385c020181f156a30a52bc829

    SHA512

    3775f553976ff475aeb10af384eb5d9cccbfd339e5a0ddecb6cf47b49c92afeeb0cd068306de9e61052cf2304f2f03b0045407f81c44826b109a97ea94a26df9

    Download Submit
  • C:\Users\Admin\AppData\Local\Temp\Server.exe
    Filesize

    43KB

    MD5

    aeaeed8a3356c4fbf89eeaa6b7c42b7c

    SHA1

    8f5e96f16fac90174efb6ce52faa112cb121eb64

    SHA256

    e4b4e4dc67b356d80a839fc83f3bffa1d4810e2385c020181f156a30a52bc829

    SHA512

    3775f553976ff475aeb10af384eb5d9cccbfd339e5a0ddecb6cf47b49c92afeeb0cd068306de9e61052cf2304f2f03b0045407f81c44826b109a97ea94a26df9

    Download Submit
  • memory/400-130-0x00000000005A0000-0x00000000005B2000-memory.dmp
    Filesize

    72KB

    Download
  • memory/400-131-0x0000000004FA0000-0x000000000503C000-memory.dmp
    Filesize

    624KB

    Download
  • memory/400-132-0x00000000058D0000-0x0000000005E74000-memory.dmp
    Filesize

    5.6MB

    Download
  • memory/400-133-0x00000000053C0000-0x0000000005452000-memory.dmp
    Filesize

    584KB

    Download
  • memory/400-135-0x0000000005340000-0x000000000534A000-memory.dmp
    Filesize

    40KB

    Download
  • memory/4496-134-0x0000000000000000-mapping.dmp
    Download