njrat | 1e5979b249c10d72a89ea37e4a519b9a4b26544ddb9a458b2631ebd4d47655b9

General

Target

JaffaCakes118_7ab1f328d60b07ede7104e3e9d22fbc0.exe
Size

132KB
MD5

7ab1f328d60b07ede7104e3e9d22fbc0
SHA1

4d4cc69badfc20d17b0c8be0fbe36d1e6b189190
SHA256

1e5979b249c10d72a89ea37e4a519b9a4b26544ddb9a458b2631ebd4d47655b9
SHA512

1c0a9b69fb8ee72554d9f16c5e45a8bd1fbf2836b7184498e63e46332822c8c0aab9f44a703a9e389a2ee16590db48950042ebda07a69a471e19c985a54eba3f
SSDEEP

1536:zuxAI7bH0oZ2pu4dOEqXWLJuQH42iL5KNWLqlOTIr7qeZ/nCChp8t3435Yhf0OAh:o352/1qXmJLvNWLql7F9ylYYx2h

Score

10^/10

njrat hacked evasion persistence privilege_escalation trojan

Malware Config

Extracted

Family

njrat

Version

0.6.4

Botnet

HacKed

C2

wasewase.no-ip.biz:1177

Mutex

a0c0812f6711887b8c1bd7a61da43ae4

Attributes

reg_key
a0c0812f6711887b8c1bd7a61da43ae4
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
2872	netsh.exe

Executes dropped EXE 1 IoCs

pid	Process
2744	waseem.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-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\a0c0812f6711887b8c1bd7a61da43ae4 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\waseem.exe\" .."	waseem.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\a0c0812f6711887b8c1bd7a61da43ae4 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\waseem.exe\" .."	waseem.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\Microsoft.NET\Framework64\v2.0.50727\config\enterprisesec.config.cch.new	JaffaCakes118_7ab1f328d60b07ede7104e3e9d22fbc0.exe
File created	C:\Windows\Microsoft.NET\Framework64\v2.0.50727\config\security.config.cch.new	JaffaCakes118_7ab1f328d60b07ede7104e3e9d22fbc0.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 queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe
Key opened	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe

Suspicious behavior: EnumeratesProcesses 47 IoCs

pid	Process
2744	waseem.exe
2744	waseem.exe
2744	waseem.exe
2744	waseem.exe
2744	waseem.exe
2744	waseem.exe
2744	waseem.exe
2744	waseem.exe
2744	waseem.exe
2744	waseem.exe
2744	waseem.exe
2744	waseem.exe
2744	waseem.exe
2744	waseem.exe
2744	waseem.exe
2744	waseem.exe
2744	waseem.exe
2744	waseem.exe
2744	waseem.exe
2744	waseem.exe
2744	waseem.exe
2744	waseem.exe
2744	waseem.exe
2744	waseem.exe
2744	waseem.exe
2744	waseem.exe
2744	waseem.exe
2744	waseem.exe
2744	waseem.exe
2744	waseem.exe
2744	waseem.exe
2744	waseem.exe
2744	waseem.exe
2744	waseem.exe
2744	waseem.exe
2744	waseem.exe
2744	waseem.exe
2744	waseem.exe
2744	waseem.exe
2744	waseem.exe
2744	waseem.exe
2744	waseem.exe
2744	waseem.exe
2744	waseem.exe
2744	waseem.exe
2744	waseem.exe
2744	waseem.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	2772	JaffaCakes118_7ab1f328d60b07ede7104e3e9d22fbc0.exe
Token: 33	2772	JaffaCakes118_7ab1f328d60b07ede7104e3e9d22fbc0.exe
Token: SeIncBasePriorityPrivilege	2772	JaffaCakes118_7ab1f328d60b07ede7104e3e9d22fbc0.exe
Token: SeDebugPrivilege	2744	waseem.exe
Token: 33	2744	waseem.exe
Token: SeIncBasePriorityPrivilege	2744	waseem.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2772 wrote to memory of 2744	2772	JaffaCakes118_7ab1f328d60b07ede7104e3e9d22fbc0.exe	31
PID 2772 wrote to memory of 2744	2772	JaffaCakes118_7ab1f328d60b07ede7104e3e9d22fbc0.exe	31
PID 2772 wrote to memory of 2744	2772	JaffaCakes118_7ab1f328d60b07ede7104e3e9d22fbc0.exe	31
PID 2744 wrote to memory of 2872	2744	waseem.exe	32
PID 2744 wrote to memory of 2872	2744	waseem.exe	32
PID 2744 wrote to memory of 2872	2744	waseem.exe	32

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7ab1f328d60b07ede7104e3e9d22fbc0.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7ab1f328d60b07ede7104e3e9d22fbc0.exe"
1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2772
- C:\Users\Admin\AppData\Local\Temp\waseem.exe
  "C:\Users\Admin\AppData\Local\Temp\waseem.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2744
- - C:\Windows\system32\netsh.exe
    netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\waseem.exe" "waseem.exe" ENABLE
    3⤵
    - Modifies Windows Firewall
    - Event Triggered Execution: Netsh Helper DLL
    PID:2872

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

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

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

Filesize
132KB

MD5
7ab1f328d60b07ede7104e3e9d22fbc0

SHA1
4d4cc69badfc20d17b0c8be0fbe36d1e6b189190

SHA256
1e5979b249c10d72a89ea37e4a519b9a4b26544ddb9a458b2631ebd4d47655b9

SHA512
1c0a9b69fb8ee72554d9f16c5e45a8bd1fbf2836b7184498e63e46332822c8c0aab9f44a703a9e389a2ee16590db48950042ebda07a69a471e19c985a54eba3f

Download Submit
C:\Windows\Microsoft.NET\Framework64\v2.0.50727\config\security.config.cch

Filesize
478B

MD5
a9d6dbf8cbf7e02b9859b11bda41f800

SHA1
ec6c81ce4cd80cdf1481be9fc17143b18724520b

SHA256
709b6da780e76c8b51bb8011751c2dbeb69bf7705c963946b14ae7e3dc7d0a93

SHA512
5a3b0be510e0bdf27c752e67fdba94610b897139a7dc9e0ce141d58e775dc4ae3af286224382d38f6a56b5446e67770afa71a047559ba826b579a9678bac6f3e

Download Submit
memory/2744-15-0x000007FEF5910000-0x000007FEF62AD000-memory.dmp

Filesize
9.6MB

Download
memory/2744-19-0x000007FEF5910000-0x000007FEF62AD000-memory.dmp

Filesize
9.6MB

Download
memory/2744-20-0x000007FEF5910000-0x000007FEF62AD000-memory.dmp

Filesize
9.6MB

Download
memory/2744-21-0x000007FEF5910000-0x000007FEF62AD000-memory.dmp

Filesize
9.6MB

Download
memory/2772-0-0x000007FEF5BCE000-0x000007FEF5BCF000-memory.dmp

Filesize
4KB

Download
memory/2772-1-0x00000000003F0000-0x00000000003FC000-memory.dmp

Filesize
48KB

Download
memory/2772-3-0x0000000000A00000-0x0000000000A0E000-memory.dmp

Filesize
56KB

Download
memory/2772-2-0x000007FEF5910000-0x000007FEF62AD000-memory.dmp

Filesize
9.6MB

Download
memory/2772-5-0x000007FEF5910000-0x000007FEF62AD000-memory.dmp

Filesize
9.6MB

Download
memory/2772-18-0x000007FEF5910000-0x000007FEF62AD000-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