njrat | 69d78f1987749c4fdf45e365bca933b12e4b3ebd75d122373a9781e921e78499

General

Target

JaffaCakes118_5010ca1adcd7694e48b20119ad5c78f0.exe
Size

49KB
MD5

5010ca1adcd7694e48b20119ad5c78f0
SHA1

97ae401c43155e0660d21d08fa1849d32ca4d8e6
SHA256

69d78f1987749c4fdf45e365bca933b12e4b3ebd75d122373a9781e921e78499
SHA512

595adf364deb43e6789cfa3f7d055c44fc500db1cc201cdacf35f9c96ffa73ccbfd6fcaa963684c045befc29098bb924f45615d4372fea9accf89fae42164178
SSDEEP

1536:P0fuBdRLJxqhM8q8uKo3/beM3kvYkN10jneTCN:MfuBPtMOVzT/qM3wYkNyje2N

Score

10^/10

njrat hacked evasion persistence privilege_escalation trojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

HacKed

C2

alaaadly2.no-ip.biz:1177

Mutex

e10853f05e07e201c8485c73894ec64a

Attributes

reg_key
e10853f05e07e201c8485c73894ec64a
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
2600	netsh.exe

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\e10853f05e07e201c8485c73894ec64a.exe	sKype.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\e10853f05e07e201c8485c73894ec64a.exe	sKype.exe

Executes dropped EXE 1 IoCs

pid	Process
2800	sKype.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\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\e10853f05e07e201c8485c73894ec64a = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\sKype.exe\" .."	sKype.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows\CurrentVersion\Run\e10853f05e07e201c8485c73894ec64a = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\sKype.exe\" .."	sKype.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 value enumerated	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe
Key opened	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe
Key queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe

Suspicious use of AdjustPrivilegeToken 19 IoCs

description	pid	Process
Token: SeDebugPrivilege	2800	sKype.exe
Token: 33	2800	sKype.exe
Token: SeIncBasePriorityPrivilege	2800	sKype.exe
Token: 33	2800	sKype.exe
Token: SeIncBasePriorityPrivilege	2800	sKype.exe
Token: 33	2800	sKype.exe
Token: SeIncBasePriorityPrivilege	2800	sKype.exe
Token: 33	2800	sKype.exe
Token: SeIncBasePriorityPrivilege	2800	sKype.exe
Token: 33	2800	sKype.exe
Token: SeIncBasePriorityPrivilege	2800	sKype.exe
Token: 33	2800	sKype.exe
Token: SeIncBasePriorityPrivilege	2800	sKype.exe
Token: 33	2800	sKype.exe
Token: SeIncBasePriorityPrivilege	2800	sKype.exe
Token: 33	2800	sKype.exe
Token: SeIncBasePriorityPrivilege	2800	sKype.exe
Token: 33	2800	sKype.exe
Token: SeIncBasePriorityPrivilege	2800	sKype.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2380 wrote to memory of 2800	2380	JaffaCakes118_5010ca1adcd7694e48b20119ad5c78f0.exe	31
PID 2380 wrote to memory of 2800	2380	JaffaCakes118_5010ca1adcd7694e48b20119ad5c78f0.exe	31
PID 2380 wrote to memory of 2800	2380	JaffaCakes118_5010ca1adcd7694e48b20119ad5c78f0.exe	31
PID 2800 wrote to memory of 2600	2800	sKype.exe	32
PID 2800 wrote to memory of 2600	2800	sKype.exe	32
PID 2800 wrote to memory of 2600	2800	sKype.exe	32

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5010ca1adcd7694e48b20119ad5c78f0.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5010ca1adcd7694e48b20119ad5c78f0.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2380
- C:\Users\Admin\AppData\Local\Temp\sKype.exe
  "C:\Users\Admin\AppData\Local\Temp\sKype.exe"
  2⤵
  - Drops startup file
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2800
- - C:\Windows\system32\netsh.exe
    netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\sKype.exe" "sKype.exe" ENABLE
    3⤵
    - Modifies Windows Firewall
    - Event Triggered Execution: Netsh Helper DLL
    PID:2600

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\sKype.exe

Filesize
49KB

MD5
5010ca1adcd7694e48b20119ad5c78f0

SHA1
97ae401c43155e0660d21d08fa1849d32ca4d8e6

SHA256
69d78f1987749c4fdf45e365bca933b12e4b3ebd75d122373a9781e921e78499

SHA512
595adf364deb43e6789cfa3f7d055c44fc500db1cc201cdacf35f9c96ffa73ccbfd6fcaa963684c045befc29098bb924f45615d4372fea9accf89fae42164178

Download Submit
memory/2380-6-0x000007FEF58F0000-0x000007FEF62DC000-memory.dmp

Filesize
9.9MB

Download
memory/2380-2-0x0000000000150000-0x0000000000162000-memory.dmp

Filesize
72KB

Download
memory/2380-3-0x0000000000270000-0x0000000000292000-memory.dmp

Filesize
136KB

Download
memory/2380-4-0x000007FEF58F0000-0x000007FEF62DC000-memory.dmp

Filesize
9.9MB

Download
memory/2380-5-0x000007FEF58F3000-0x000007FEF58F4000-memory.dmp

Filesize
4KB

Download
memory/2380-0-0x000007FEF58F3000-0x000007FEF58F4000-memory.dmp

Filesize
4KB

Download
memory/2380-7-0x0000000000160000-0x000000000016C000-memory.dmp

Filesize
48KB

Download
memory/2380-1-0x0000000001290000-0x00000000012A2000-memory.dmp

Filesize
72KB

Download
memory/2380-14-0x000007FEF58F0000-0x000007FEF62DC000-memory.dmp

Filesize
9.9MB

Download
memory/2800-13-0x0000000001250000-0x0000000001262000-memory.dmp

Filesize
72KB

Download
memory/2800-15-0x000007FEF58F0000-0x000007FEF62DC000-memory.dmp

Filesize
9.9MB

Download
memory/2800-16-0x000007FEF58F0000-0x000007FEF62DC000-memory.dmp

Filesize
9.9MB

Download
memory/2800-17-0x000007FEF58F0000-0x000007FEF62DC000-memory.dmp

Filesize
9.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads