njrat | dc807da8ecaca664faf5537d0e5f6465a333f97b151cb82e9f8c776f2ec35f54

Analysis

max time kernel
150s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
03-01-2025 04:14

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General

Target

JaffaCakes118_6a293a78f75dbbc975a7bdcf3a36e1c0.exe
Size

377KB
MD5

6a293a78f75dbbc975a7bdcf3a36e1c0
SHA1

33cfa665a00826c34ce472a1e4a3c605caff44b1
SHA256

dc807da8ecaca664faf5537d0e5f6465a333f97b151cb82e9f8c776f2ec35f54
SHA512

62716b886851d397ee9b33f0eb2a466131c270d67b091ac57df897a40b74c9fe24345198bf4a719adfd41cb893fbc20a7f6f166a5921a9c3d07c1e37987a0ed1
SSDEEP

6144:2yjrsH+fOmKa0Yb4Yw6PgCr8Se+VoeEv1Sh2+:Nr2mKhYVZplVDEg2+

Score

10^/10

njrat discovery evasion persistence privilege_escalation trojan

Malware Config

Signatures

Njrat family
njrat
njRAT/Bladabindi
Widely used RAT written in .NET.
trojan njrat

Modifies Windows Firewall 2 TTPs 1 IoCs

evasion

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

pid	Process
732	netsh.exe

Checks computer location settings 2 TTPs 1 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Control Panel\International\Geo\Nation	JaffaCakes118_6a293a78f75dbbc975a7bdcf3a36e1c0.exe

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\9fe697850954d6c50a46a389b9c9bbaf.exe	chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\9fe697850954d6c50a46a389b9c9bbaf.exe	chrome.exe

Executes dropped EXE 2 IoCs

pid	Process
4612	chrome.exe
4680	chrome.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\9fe697850954d6c50a46a389b9c9bbaf = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\chrome.exe\" .."	chrome.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\9fe697850954d6c50a46a389b9c9bbaf = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\chrome.exe\" .."	chrome.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 3528 set thread context of 4008	3528	JaffaCakes118_6a293a78f75dbbc975a7bdcf3a36e1c0.exe	82
PID 4612 set thread context of 4680	4612	chrome.exe	86

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs

Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

persistence privilege_escalation

Netsh Helper DLL

T1546.007

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe
Key queried	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe

System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	chrome.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_6a293a78f75dbbc975a7bdcf3a36e1c0.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_6a293a78f75dbbc975a7bdcf3a36e1c0.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	chrome.exe

Suspicious use of AdjustPrivilegeToken 37 IoCs

description	pid	Process
Token: SeDebugPrivilege	3528	JaffaCakes118_6a293a78f75dbbc975a7bdcf3a36e1c0.exe
Token: SeDebugPrivilege	4612	chrome.exe
Token: SeDebugPrivilege	4680	chrome.exe
Token: 33	4680	chrome.exe
Token: SeIncBasePriorityPrivilege	4680	chrome.exe
Token: 33	4680	chrome.exe
Token: SeIncBasePriorityPrivilege	4680	chrome.exe
Token: 33	4680	chrome.exe
Token: SeIncBasePriorityPrivilege	4680	chrome.exe
Token: 33	4680	chrome.exe
Token: SeIncBasePriorityPrivilege	4680	chrome.exe
Token: 33	4680	chrome.exe
Token: SeIncBasePriorityPrivilege	4680	chrome.exe
Token: 33	4680	chrome.exe
Token: SeIncBasePriorityPrivilege	4680	chrome.exe
Token: 33	4680	chrome.exe
Token: SeIncBasePriorityPrivilege	4680	chrome.exe
Token: 33	4680	chrome.exe
Token: SeIncBasePriorityPrivilege	4680	chrome.exe
Token: 33	4680	chrome.exe
Token: SeIncBasePriorityPrivilege	4680	chrome.exe
Token: 33	4680	chrome.exe
Token: SeIncBasePriorityPrivilege	4680	chrome.exe
Token: 33	4680	chrome.exe
Token: SeIncBasePriorityPrivilege	4680	chrome.exe
Token: 33	4680	chrome.exe
Token: SeIncBasePriorityPrivilege	4680	chrome.exe
Token: 33	4680	chrome.exe
Token: SeIncBasePriorityPrivilege	4680	chrome.exe
Token: 33	4680	chrome.exe
Token: SeIncBasePriorityPrivilege	4680	chrome.exe
Token: 33	4680	chrome.exe
Token: SeIncBasePriorityPrivilege	4680	chrome.exe
Token: 33	4680	chrome.exe
Token: SeIncBasePriorityPrivilege	4680	chrome.exe
Token: 33	4680	chrome.exe
Token: SeIncBasePriorityPrivilege	4680	chrome.exe

Suspicious use of WriteProcessMemory 22 IoCs

description	pid	Process	procid_target
PID 3528 wrote to memory of 4008	3528	JaffaCakes118_6a293a78f75dbbc975a7bdcf3a36e1c0.exe	82
PID 3528 wrote to memory of 4008	3528	JaffaCakes118_6a293a78f75dbbc975a7bdcf3a36e1c0.exe	82
PID 3528 wrote to memory of 4008	3528	JaffaCakes118_6a293a78f75dbbc975a7bdcf3a36e1c0.exe	82
PID 3528 wrote to memory of 4008	3528	JaffaCakes118_6a293a78f75dbbc975a7bdcf3a36e1c0.exe	82
PID 3528 wrote to memory of 4008	3528	JaffaCakes118_6a293a78f75dbbc975a7bdcf3a36e1c0.exe	82
PID 3528 wrote to memory of 4008	3528	JaffaCakes118_6a293a78f75dbbc975a7bdcf3a36e1c0.exe	82
PID 3528 wrote to memory of 4008	3528	JaffaCakes118_6a293a78f75dbbc975a7bdcf3a36e1c0.exe	82
PID 3528 wrote to memory of 4008	3528	JaffaCakes118_6a293a78f75dbbc975a7bdcf3a36e1c0.exe	82
PID 4008 wrote to memory of 4612	4008	JaffaCakes118_6a293a78f75dbbc975a7bdcf3a36e1c0.exe	85
PID 4008 wrote to memory of 4612	4008	JaffaCakes118_6a293a78f75dbbc975a7bdcf3a36e1c0.exe	85
PID 4008 wrote to memory of 4612	4008	JaffaCakes118_6a293a78f75dbbc975a7bdcf3a36e1c0.exe	85
PID 4612 wrote to memory of 4680	4612	chrome.exe	86
PID 4612 wrote to memory of 4680	4612	chrome.exe	86
PID 4612 wrote to memory of 4680	4612	chrome.exe	86
PID 4612 wrote to memory of 4680	4612	chrome.exe	86
PID 4612 wrote to memory of 4680	4612	chrome.exe	86
PID 4612 wrote to memory of 4680	4612	chrome.exe	86
PID 4612 wrote to memory of 4680	4612	chrome.exe	86
PID 4612 wrote to memory of 4680	4612	chrome.exe	86
PID 4680 wrote to memory of 732	4680	chrome.exe	90
PID 4680 wrote to memory of 732	4680	chrome.exe	90
PID 4680 wrote to memory of 732	4680	chrome.exe	90

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6a293a78f75dbbc975a7bdcf3a36e1c0.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6a293a78f75dbbc975a7bdcf3a36e1c0.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3528
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6a293a78f75dbbc975a7bdcf3a36e1c0.exe
  C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6a293a78f75dbbc975a7bdcf3a36e1c0.exe
  2⤵
  - Checks computer location settings
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4008
- - C:\Users\Admin\AppData\Local\Temp\chrome.exe
    "C:\Users\Admin\AppData\Local\Temp\chrome.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:4612
  - - C:\Users\Admin\AppData\Local\Temp\chrome.exe
      C:\Users\Admin\AppData\Local\Temp\chrome.exe
      4⤵
      Drops startup file
      Executes dropped EXE
      Adds Run key to start application
      System Location Discovery: System Language Discovery
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of WriteProcessMemory
      PID:4680
    - - C:\Windows\SysWOW64\netsh.exe
        
        netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\chrome.exe" "chrome.exe" ENABLE
        5⤵
        Modifies Windows Firewall
        Event Triggered Execution: Netsh Helper DLL
        System Location Discovery: System Language Discovery
        
        PID:732

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Event Triggered Execution

T1546

Netsh Helper DLL

T1546.007

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Event Triggered Execution

T1546

Netsh Helper DLL

T1546.007

Defense Evasion

Impair Defenses

T1562

Disable or Modify System Firewall

T1562.004

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0_32\UsageLogs\JaffaCakes118_6a293a78f75dbbc975a7bdcf3a36e1c0.exe.log

Filesize
319B

MD5
a4da81a3544d9cd85f257967c0a431fe

SHA1
ba6f59ae5c6a2674a1fda758b5ded92f76d5edb3

SHA256
ad372efe5e610b9c2a331ac8f17f83542ef78b92c875c206d76c84e158fb271e

SHA512
12348d4cb4b6534a43f122d18fc7276c524c5b7e8f242f446eefb4d2ffea8018aed53a854cb840b2f30669caf74d14daff4276c6676a15221c58c84b210d393f

Download Submit
C:\Users\Admin\AppData\Local\Temp\chrome.exe

Filesize
377KB

MD5
6a293a78f75dbbc975a7bdcf3a36e1c0

SHA1
33cfa665a00826c34ce472a1e4a3c605caff44b1

SHA256
dc807da8ecaca664faf5537d0e5f6465a333f97b151cb82e9f8c776f2ec35f54

SHA512
62716b886851d397ee9b33f0eb2a466131c270d67b091ac57df897a40b74c9fe24345198bf4a719adfd41cb893fbc20a7f6f166a5921a9c3d07c1e37987a0ed1

Download Submit
memory/3528-0-0x0000000074CD2000-0x0000000074CD3000-memory.dmp

Filesize
4KB

Download
memory/3528-1-0x0000000074CD0000-0x0000000075281000-memory.dmp

Filesize
5.7MB

Download
memory/3528-2-0x0000000074CD0000-0x0000000075281000-memory.dmp

Filesize
5.7MB

Download
memory/3528-8-0x0000000074CD0000-0x0000000075281000-memory.dmp

Filesize
5.7MB

Download
memory/4008-7-0x0000000074CD0000-0x0000000075281000-memory.dmp

Filesize
5.7MB

Download
memory/4008-6-0x0000000074CD0000-0x0000000075281000-memory.dmp

Filesize
5.7MB

Download
memory/4008-3-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/4008-22-0x0000000074CD0000-0x0000000075281000-memory.dmp

Filesize
5.7MB

Download
memory/4612-21-0x0000000074CD0000-0x0000000075281000-memory.dmp

Filesize
5.7MB

Download
memory/4612-26-0x0000000074CD0000-0x0000000075281000-memory.dmp

Filesize
5.7MB

Download
memory/4680-28-0x0000000074CD0000-0x0000000075281000-memory.dmp

Filesize
5.7MB

Download
memory/4680-29-0x0000000074CD0000-0x0000000075281000-memory.dmp

Filesize
5.7MB

Download
memory/4680-31-0x0000000074CD0000-0x0000000075281000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads