njrat | 23177f2f6b1e1b33c7b10f6602051994fa952a21a4cbb170004f04357f50e41e

General

Target

JaffaCakes118_7c1d6e22ea6de18bbbc8d944ae1390f0.exe
Size

95KB
MD5

7c1d6e22ea6de18bbbc8d944ae1390f0
SHA1

bfca28789f7f59b3fb58da2febfdd1dc765240c8
SHA256

23177f2f6b1e1b33c7b10f6602051994fa952a21a4cbb170004f04357f50e41e
SHA512

c48f9b05359886972a19e5bfc3e3b94186578c2bb285175faacaee6b2c92eb3cc91accac36beda97ac67cf9937e32a04024ddb04bf7024b3e83b377ea4384384
SSDEEP

1536:8i6t4sgQwmRdNRhfKCvkB08Gc/WNHrCwhwa9cK9GZExq5i2o4UH3DFbMuc:8iK4sFwQdNDfKmxr/H9z9Y5o4UTFou

Score

10^/10

njrat hacked evasion persistence privilege_escalation trojan

Malware Config

Extracted

Family

njrat

Version

0.6.4

Botnet

HacKed

C2

superstart.myq-see.com:1177

Mutex

5cd8f17f4086744065eb0992a09e05a2

Attributes

reg_key
5cd8f17f4086744065eb0992a09e05a2
splitter
|'|'|

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
1384	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-1-5-21-1045960512-3948844814-3059691613-1000\Control Panel\International\Geo\Nation	JaffaCakes118_7c1d6e22ea6de18bbbc8d944ae1390f0.exe

Executes dropped EXE 1 IoCs

pid	Process
2820	Trojan.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-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\5cd8f17f4086744065eb0992a09e05a2 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Trojan.exe\" .."	Trojan.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\5cd8f17f4086744065eb0992a09e05a2 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Trojan.exe\" .."	Trojan.exe

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\Microsoft\NetSh	netsh.exe
Key queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe

Suspicious behavior: EnumeratesProcesses 48 IoCs

pid	Process
2820	Trojan.exe
2820	Trojan.exe
2820	Trojan.exe
2820	Trojan.exe
2820	Trojan.exe
2820	Trojan.exe
2820	Trojan.exe
2820	Trojan.exe
2820	Trojan.exe
2820	Trojan.exe
2820	Trojan.exe
2820	Trojan.exe
2820	Trojan.exe
2820	Trojan.exe
2820	Trojan.exe
2820	Trojan.exe
2820	Trojan.exe
2820	Trojan.exe
2820	Trojan.exe
2820	Trojan.exe
2820	Trojan.exe
2820	Trojan.exe
2820	Trojan.exe
2820	Trojan.exe
2820	Trojan.exe
2820	Trojan.exe
2820	Trojan.exe
2820	Trojan.exe
2820	Trojan.exe
2820	Trojan.exe
2820	Trojan.exe
2820	Trojan.exe
2820	Trojan.exe
2820	Trojan.exe
2820	Trojan.exe
2820	Trojan.exe
2820	Trojan.exe
2820	Trojan.exe
2820	Trojan.exe
2820	Trojan.exe
2820	Trojan.exe
2820	Trojan.exe
2820	Trojan.exe
2820	Trojan.exe
2820	Trojan.exe
2820	Trojan.exe
2820	Trojan.exe
2820	Trojan.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2820	Trojan.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2096 wrote to memory of 2820	2096	JaffaCakes118_7c1d6e22ea6de18bbbc8d944ae1390f0.exe	84
PID 2096 wrote to memory of 2820	2096	JaffaCakes118_7c1d6e22ea6de18bbbc8d944ae1390f0.exe	84
PID 2820 wrote to memory of 1384	2820	Trojan.exe	85
PID 2820 wrote to memory of 1384	2820	Trojan.exe	85

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7c1d6e22ea6de18bbbc8d944ae1390f0.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7c1d6e22ea6de18bbbc8d944ae1390f0.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:2096
- C:\Users\Admin\AppData\Local\Temp\Trojan.exe
  "C:\Users\Admin\AppData\Local\Temp\Trojan.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2820
- - C:\Windows\SYSTEM32\netsh.exe
    netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\Trojan.exe" "Trojan.exe" ENABLE
    3⤵
    - Modifies Windows Firewall
    - Event Triggered Execution: Netsh Helper DLL
    PID:1384

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Event Triggered Execution

1

T1546

Netsh Helper DLL

1

T1546.007

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Event Triggered Execution

1

T1546

Netsh Helper DLL

1

T1546.007

Defense Evasion

Impair Defenses

1

T1562

Disable or Modify System Firewall

Modify Registry

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\Trojan.exe

Filesize
95KB

MD5
7c1d6e22ea6de18bbbc8d944ae1390f0

SHA1
bfca28789f7f59b3fb58da2febfdd1dc765240c8

SHA256
23177f2f6b1e1b33c7b10f6602051994fa952a21a4cbb170004f04357f50e41e

SHA512
c48f9b05359886972a19e5bfc3e3b94186578c2bb285175faacaee6b2c92eb3cc91accac36beda97ac67cf9937e32a04024ddb04bf7024b3e83b377ea4384384

Download Submit
memory/2096-8-0x00000000014A0000-0x00000000014AC000-memory.dmp

Filesize
48KB

Download
memory/2096-3-0x00007FF909C00000-0x00007FF90A5A1000-memory.dmp

Filesize
9.6MB

Download
memory/2096-10-0x000000001CEF0000-0x000000001CF96000-memory.dmp

Filesize
664KB

Download
memory/2096-1-0x00007FF909C00000-0x00007FF90A5A1000-memory.dmp

Filesize
9.6MB

Download
memory/2096-5-0x000000001BF30000-0x000000001C066000-memory.dmp

Filesize
1.2MB

Download
memory/2096-6-0x000000001C540000-0x000000001CA0E000-memory.dmp

Filesize
4.8MB

Download
memory/2096-7-0x00000000012C0000-0x00000000012CC000-memory.dmp

Filesize
48KB

Download
memory/2096-0-0x00007FF909EB5000-0x00007FF909EB6000-memory.dmp

Filesize
4KB

Download
memory/2096-9-0x00000000014B0000-0x00000000014BE000-memory.dmp

Filesize
56KB

Download
memory/2096-2-0x0000000001180000-0x000000000118A000-memory.dmp

Filesize
40KB

Download
memory/2096-4-0x00000000012B0000-0x00000000012BC000-memory.dmp

Filesize
48KB

Download
memory/2096-23-0x00007FF909C00000-0x00007FF90A5A1000-memory.dmp

Filesize
9.6MB

Download
memory/2820-24-0x00007FF909C00000-0x00007FF90A5A1000-memory.dmp

Filesize
9.6MB

Download
memory/2820-25-0x00007FF909C00000-0x00007FF90A5A1000-memory.dmp

Filesize
9.6MB

Download
memory/2820-26-0x00007FF909C00000-0x00007FF90A5A1000-memory.dmp

Filesize
9.6MB

Download
memory/2820-27-0x000000001C980000-0x000000001CA1C000-memory.dmp

Filesize
624KB

Download
memory/2820-28-0x0000000000CC0000-0x0000000000CC8000-memory.dmp

Filesize
32KB

Download
memory/2820-29-0x00007FF909C00000-0x00007FF90A5A1000-memory.dmp

Filesize
9.6MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads