njrat | c66c677555ebe59d5ca8f2d901816a87681bc540cc223490c0edd393b68113d6

General

Target

82cbad79dcc761c90cbdee3ea2d53307_JaffaCakes118.exe
Size

878KB
MD5

82cbad79dcc761c90cbdee3ea2d53307
SHA1

a5ffba7b327fbd5fb7de72f203deb8a98a82b9ee
SHA256

c66c677555ebe59d5ca8f2d901816a87681bc540cc223490c0edd393b68113d6
SHA512

eccb280cd34b40f9b73d0027a05827c7a35f59e3fe99a62728a58516cc84e5ac6ec30dd2c1ca028f39e8c6dae615346c0bb6847f6f7fe3cd36fd5fdbd716c0fd
SSDEEP

6144:kOcPZ+zjqCCKsKLjfT123gteD30Llhdwe7W6Evwoe+wiMsvZ0F:k3B8jtrfk3gc/e7W6Evwoe+wiMsviF

Score

10^/10

njrat hacked evasion persistence privilege_escalation trojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

HacKed

C2

127.0.0.1:5552

Mutex

7bcd7b5746ffd42f7ab0ebb5d27607aa

Attributes

reg_key
7bcd7b5746ffd42f7ab0ebb5d27607aa
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

Processes:

netsh.exe

pid process

3012 netsh.exe
Executes dropped EXE 1 IoCs

Processes:

win..exe

pid process

2792 win..exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

pid	process
3012	netsh.exe

pid	process
2792	win..exe

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

Processes:

netsh.exe

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 use of AdjustPrivilegeToken 35 IoCs

Processes:

win..exe

description	pid	process
Token: SeDebugPrivilege	2792	win..exe
Token: 33	2792	win..exe
Token: SeIncBasePriorityPrivilege	2792	win..exe
Token: 33	2792	win..exe
Token: SeIncBasePriorityPrivilege	2792	win..exe
Token: 33	2792	win..exe
Token: SeIncBasePriorityPrivilege	2792	win..exe
Token: 33	2792	win..exe
Token: SeIncBasePriorityPrivilege	2792	win..exe
Token: 33	2792	win..exe
Token: SeIncBasePriorityPrivilege	2792	win..exe
Token: 33	2792	win..exe
Token: SeIncBasePriorityPrivilege	2792	win..exe
Token: 33	2792	win..exe
Token: SeIncBasePriorityPrivilege	2792	win..exe
Token: 33	2792	win..exe
Token: SeIncBasePriorityPrivilege	2792	win..exe
Token: 33	2792	win..exe
Token: SeIncBasePriorityPrivilege	2792	win..exe
Token: 33	2792	win..exe
Token: SeIncBasePriorityPrivilege	2792	win..exe
Token: 33	2792	win..exe
Token: SeIncBasePriorityPrivilege	2792	win..exe
Token: 33	2792	win..exe
Token: SeIncBasePriorityPrivilege	2792	win..exe
Token: 33	2792	win..exe
Token: SeIncBasePriorityPrivilege	2792	win..exe
Token: 33	2792	win..exe
Token: SeIncBasePriorityPrivilege	2792	win..exe
Token: 33	2792	win..exe
Token: SeIncBasePriorityPrivilege	2792	win..exe
Token: 33	2792	win..exe
Token: SeIncBasePriorityPrivilege	2792	win..exe
Token: 33	2792	win..exe
Token: SeIncBasePriorityPrivilege	2792	win..exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

82cbad79dcc761c90cbdee3ea2d53307_JaffaCakes118.exewin..exe

description	pid	process	target process
PID 2796 wrote to memory of 2792	2796	82cbad79dcc761c90cbdee3ea2d53307_JaffaCakes118.exe	win..exe
PID 2796 wrote to memory of 2792	2796	82cbad79dcc761c90cbdee3ea2d53307_JaffaCakes118.exe	win..exe
PID 2796 wrote to memory of 2792	2796	82cbad79dcc761c90cbdee3ea2d53307_JaffaCakes118.exe	win..exe
PID 2792 wrote to memory of 3012	2792	win..exe	netsh.exe
PID 2792 wrote to memory of 3012	2792	win..exe	netsh.exe
PID 2792 wrote to memory of 3012	2792	win..exe	netsh.exe

C:\Users\Admin\AppData\Local\Temp\82cbad79dcc761c90cbdee3ea2d53307_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\82cbad79dcc761c90cbdee3ea2d53307_JaffaCakes118.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2796
- C:\Users\Admin\AppData\Local\Temp\win..exe
  "C:\Users\Admin\AppData\Local\Temp\win..exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2792
- - C:\Windows\system32\netsh.exe
    netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\win..exe" "win..exe" ENABLE
    3⤵
    - Modifies Windows Firewall
    - Event Triggered Execution: Netsh Helper DLL
    PID:3012

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

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

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

1

T1562.004

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\win..exe

Filesize
878KB

MD5
82cbad79dcc761c90cbdee3ea2d53307

SHA1
a5ffba7b327fbd5fb7de72f203deb8a98a82b9ee

SHA256
c66c677555ebe59d5ca8f2d901816a87681bc540cc223490c0edd393b68113d6

SHA512
eccb280cd34b40f9b73d0027a05827c7a35f59e3fe99a62728a58516cc84e5ac6ec30dd2c1ca028f39e8c6dae615346c0bb6847f6f7fe3cd36fd5fdbd716c0fd

Download Submit
memory/2792-8-0x00000000008B0000-0x0000000000992000-memory.dmp

Filesize
904KB

Download
memory/2792-9-0x000007FEF6380000-0x000007FEF6D6C000-memory.dmp

Filesize
9.9MB

Download
memory/2792-10-0x000007FEF6380000-0x000007FEF6D6C000-memory.dmp

Filesize
9.9MB

Download
memory/2792-11-0x000007FEF6380000-0x000007FEF6D6C000-memory.dmp

Filesize
9.9MB

Download
memory/2792-12-0x000007FEF6380000-0x000007FEF6D6C000-memory.dmp

Filesize
9.9MB

Download
memory/2796-0-0x000007FEF6383000-0x000007FEF6384000-memory.dmp

Filesize
4KB

Download
memory/2796-1-0x0000000000030000-0x0000000000112000-memory.dmp

Filesize
904KB

Download
memory/2796-2-0x0000000000640000-0x000000000064C000-memory.dmp

Filesize
48KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads