njrat | 932384d432e6077f1d2ada9c2271b68405286db32b1b14f16eef7c0f81244693

General

Target

JaffaCakes118_6a53de3968d2efc9beaefb836ae28d40.exe
Size

91KB
MD5

6a53de3968d2efc9beaefb836ae28d40
SHA1

e3acb62065db279b8c2feb3e0a24cc5aa254a653
SHA256

932384d432e6077f1d2ada9c2271b68405286db32b1b14f16eef7c0f81244693
SHA512

e2b6902b5affa2e50f1080c6d1cddca03136ffef3e9aa624491acd82b573312f9938755e87594054467aa6c5e182d486fea92abe640035e0262bcff37d3e5b2e
SSDEEP

1536:9D1dJuyVzR0anIspQxldKVcwo9EsUDljjZujrjG+8+i3ezERGqes:9D1fuEV0aIspqb247U5UrPOGY

Score

10^/10

njrat hacked evasion persistence privilege_escalation trojan

Malware Config

Extracted

Family

njrat

Version

0.6.4

Botnet

HacKed

C2

127.0.0.1:1177

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
1088	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-1-5-21-3756129449-3121373848-4276368241-1000\Control Panel\International\Geo\Nation	JaffaCakes118_6a53de3968d2efc9beaefb836ae28d40.exe

Executes dropped EXE 1 IoCs

pid	Process
3660	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-1-5-21-3756129449-3121373848-4276368241-1000\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 32 IoCs

pid	Process
3660	Trojan.exe
3660	Trojan.exe
3660	Trojan.exe
3660	Trojan.exe
3660	Trojan.exe
3660	Trojan.exe
3660	Trojan.exe
3660	Trojan.exe
3660	Trojan.exe
3660	Trojan.exe
3660	Trojan.exe
3660	Trojan.exe
3660	Trojan.exe
3660	Trojan.exe
3660	Trojan.exe
3660	Trojan.exe
3660	Trojan.exe
3660	Trojan.exe
3660	Trojan.exe
3660	Trojan.exe
3660	Trojan.exe
3660	Trojan.exe
3660	Trojan.exe
3660	Trojan.exe
3660	Trojan.exe
3660	Trojan.exe
3660	Trojan.exe
3660	Trojan.exe
3660	Trojan.exe
3660	Trojan.exe
3660	Trojan.exe
3660	Trojan.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3660	Trojan.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 3108 wrote to memory of 3660	3108	JaffaCakes118_6a53de3968d2efc9beaefb836ae28d40.exe	84
PID 3108 wrote to memory of 3660	3108	JaffaCakes118_6a53de3968d2efc9beaefb836ae28d40.exe	84
PID 3660 wrote to memory of 1088	3660	Trojan.exe	85
PID 3660 wrote to memory of 1088	3660	Trojan.exe	85

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6a53de3968d2efc9beaefb836ae28d40.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6a53de3968d2efc9beaefb836ae28d40.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3108
- 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:3660
- - 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:1088

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
91KB

MD5
6a53de3968d2efc9beaefb836ae28d40

SHA1
e3acb62065db279b8c2feb3e0a24cc5aa254a653

SHA256
932384d432e6077f1d2ada9c2271b68405286db32b1b14f16eef7c0f81244693

SHA512
e2b6902b5affa2e50f1080c6d1cddca03136ffef3e9aa624491acd82b573312f9938755e87594054467aa6c5e182d486fea92abe640035e0262bcff37d3e5b2e

Download Submit
memory/3108-0-0x00007FFBB9E73000-0x00007FFBB9E75000-memory.dmp

Filesize
8KB

Download
memory/3108-1-0x0000000000F30000-0x0000000000F4C000-memory.dmp

Filesize
112KB

Download
memory/3108-3-0x0000000001820000-0x000000000182E000-memory.dmp

Filesize
56KB

Download
memory/3108-2-0x0000000001810000-0x000000000181C000-memory.dmp

Filesize
48KB

Download
memory/3108-5-0x00007FFBB9E70000-0x00007FFBBA931000-memory.dmp

Filesize
10.8MB

Download
memory/3108-18-0x00007FFBB9E70000-0x00007FFBBA931000-memory.dmp

Filesize
10.8MB

Download
memory/3660-17-0x00007FFBB9E70000-0x00007FFBBA931000-memory.dmp

Filesize
10.8MB

Download
memory/3660-19-0x00007FFBB9E70000-0x00007FFBBA931000-memory.dmp

Filesize
10.8MB

Download
memory/3660-20-0x00007FFBB9E70000-0x00007FFBBA931000-memory.dmp

Filesize
10.8MB

Download
memory/3660-21-0x00007FFBB9E70000-0x00007FFBBA931000-memory.dmp

Filesize
10.8MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads