njrat | 3ead63a41c5bf925c4a22a9aeaa52c0c8b67e9df6e2c05486d3d3533efb3dd4c

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
25/09/2024, 18:51 UTC

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General

Target

f6a5be68e65b851a4ec1a3bd49f6b86d_JaffaCakes118.exe
Size

23KB
MD5

f6a5be68e65b851a4ec1a3bd49f6b86d
SHA1

6b9ab8923dfbbcf28356b1a00511f8b66921a1bf
SHA256

3ead63a41c5bf925c4a22a9aeaa52c0c8b67e9df6e2c05486d3d3533efb3dd4c
SHA512

fc71735b43c8444b6af1910970b10391702ca0e7d0747bec4554f83cf84526a98f10693403516f8898d6d6c15e0776d836682a9a9ba5fd7b4d2e8495ef3a618e
SSDEEP

384:zfQeCo2zmZbQHkJeCdUwBvQ61gjuQBnB9mRvR6JZlbw8hqIusZzZV3:zA5yBVd7Rpcnuq

Score

10^/10

njrat discovery evasion persistence privilege_escalation trojan

Malware Config

Signatures

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
3824	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-1-5-21-1194130065-3471212556-1656947724-1000\Control Panel\International\Geo\Nation	f6a5be68e65b851a4ec1a3bd49f6b86d_JaffaCakes118.exe

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\5e26cd0bdf19bf4d684bb09c9321bb46.exe	microsoft.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\5e26cd0bdf19bf4d684bb09c9321bb46.exe	microsoft.exe

Executes dropped EXE 1 IoCs

pid	Process
3692	microsoft.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-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\5e26cd0bdf19bf4d684bb09c9321bb46 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\microsoft.exe\" .."	microsoft.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\5e26cd0bdf19bf4d684bb09c9321bb46 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\microsoft.exe\" .."	microsoft.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\WOW6432Node\Microsoft\NetSh	netsh.exe
Key queried	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	microsoft.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f6a5be68e65b851a4ec1a3bd49f6b86d_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 35 IoCs

description	pid	Process
Token: SeDebugPrivilege	3692	microsoft.exe
Token: 33	3692	microsoft.exe
Token: SeIncBasePriorityPrivilege	3692	microsoft.exe
Token: 33	3692	microsoft.exe
Token: SeIncBasePriorityPrivilege	3692	microsoft.exe
Token: 33	3692	microsoft.exe
Token: SeIncBasePriorityPrivilege	3692	microsoft.exe
Token: 33	3692	microsoft.exe
Token: SeIncBasePriorityPrivilege	3692	microsoft.exe
Token: 33	3692	microsoft.exe
Token: SeIncBasePriorityPrivilege	3692	microsoft.exe
Token: 33	3692	microsoft.exe
Token: SeIncBasePriorityPrivilege	3692	microsoft.exe
Token: 33	3692	microsoft.exe
Token: SeIncBasePriorityPrivilege	3692	microsoft.exe
Token: 33	3692	microsoft.exe
Token: SeIncBasePriorityPrivilege	3692	microsoft.exe
Token: 33	3692	microsoft.exe
Token: SeIncBasePriorityPrivilege	3692	microsoft.exe
Token: 33	3692	microsoft.exe
Token: SeIncBasePriorityPrivilege	3692	microsoft.exe
Token: 33	3692	microsoft.exe
Token: SeIncBasePriorityPrivilege	3692	microsoft.exe
Token: 33	3692	microsoft.exe
Token: SeIncBasePriorityPrivilege	3692	microsoft.exe
Token: 33	3692	microsoft.exe
Token: SeIncBasePriorityPrivilege	3692	microsoft.exe
Token: 33	3692	microsoft.exe
Token: SeIncBasePriorityPrivilege	3692	microsoft.exe
Token: 33	3692	microsoft.exe
Token: SeIncBasePriorityPrivilege	3692	microsoft.exe
Token: 33	3692	microsoft.exe
Token: SeIncBasePriorityPrivilege	3692	microsoft.exe
Token: 33	3692	microsoft.exe
Token: SeIncBasePriorityPrivilege	3692	microsoft.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4308 wrote to memory of 3692	4308	f6a5be68e65b851a4ec1a3bd49f6b86d_JaffaCakes118.exe	82
PID 4308 wrote to memory of 3692	4308	f6a5be68e65b851a4ec1a3bd49f6b86d_JaffaCakes118.exe	82
PID 4308 wrote to memory of 3692	4308	f6a5be68e65b851a4ec1a3bd49f6b86d_JaffaCakes118.exe	82
PID 3692 wrote to memory of 3824	3692	microsoft.exe	83
PID 3692 wrote to memory of 3824	3692	microsoft.exe	83
PID 3692 wrote to memory of 3824	3692	microsoft.exe	83

C:\Users\Admin\AppData\Local\Temp\f6a5be68e65b851a4ec1a3bd49f6b86d_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f6a5be68e65b851a4ec1a3bd49f6b86d_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4308
- C:\Users\Admin\AppData\Local\Temp\microsoft.exe
  "C:\Users\Admin\AppData\Local\Temp\microsoft.exe"
  2⤵
  - Drops startup file
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3692
- - C:\Windows\SysWOW64\netsh.exe
    netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\microsoft.exe" "microsoft.exe" ENABLE
    3⤵
    - Modifies Windows Firewall
    - Event Triggered Execution: Netsh Helper DLL
    - System Location Discovery: System Language Discovery
    PID:3824

Network

DNS

154.239.44.20.in-addr.arpa

Remote address:

8.8.8.8:53

Request

154.239.44.20.in-addr.arpa

IN PTR

Response
DNS

172.210.232.199.in-addr.arpa

Remote address:

8.8.8.8:53

Request

172.210.232.199.in-addr.arpa

IN PTR

Response
DNS

74.32.126.40.in-addr.arpa

Remote address:

8.8.8.8:53

Request

74.32.126.40.in-addr.arpa

IN PTR

Response
DNS

95.221.229.192.in-addr.arpa

Remote address:

8.8.8.8:53

Request

95.221.229.192.in-addr.arpa

IN PTR

Response
DNS

hajrsehi.ddns.net

microsoft.exe

Remote address:

8.8.8.8:53

Request

hajrsehi.ddns.net

IN A

Response

hajrsehi.ddns.net

IN A

0.0.0.0
DNS

58.55.71.13.in-addr.arpa

Remote address:

8.8.8.8:53

Request

58.55.71.13.in-addr.arpa

IN PTR

Response
DNS

196.249.167.52.in-addr.arpa

Remote address:

8.8.8.8:53

Request

196.249.167.52.in-addr.arpa

IN PTR

Response
DNS

86.23.85.13.in-addr.arpa

Remote address:

8.8.8.8:53

Request

86.23.85.13.in-addr.arpa

IN PTR

Response
DNS

171.39.242.20.in-addr.arpa

Remote address:

8.8.8.8:53

Request

171.39.242.20.in-addr.arpa

IN PTR

Response
DNS

99.209.201.84.in-addr.arpa

Remote address:

8.8.8.8:53

Request

99.209.201.84.in-addr.arpa

IN PTR

Response
DNS

43.229.111.52.in-addr.arpa

Remote address:

8.8.8.8:53

Request

43.229.111.52.in-addr.arpa

IN PTR

Response

No results found

8.8.8.8:53

172.210.232.199.in-addr.arpa

dns

74 B
128 B
1
1

DNS Request

172.210.232.199.in-addr.arpa
8.8.8.8:53

154.239.44.20.in-addr.arpa

dns

72 B
158 B
1
1

DNS Request

154.239.44.20.in-addr.arpa
8.8.8.8:53

74.32.126.40.in-addr.arpa

dns

71 B
157 B
1
1

DNS Request

74.32.126.40.in-addr.arpa
8.8.8.8:53

95.221.229.192.in-addr.arpa

dns

73 B
144 B
1
1

DNS Request

95.221.229.192.in-addr.arpa
8.8.8.8:53

hajrsehi.ddns.net

dns

microsoft.exe

63 B
79 B
1
1

DNS Request

hajrsehi.ddns.net

DNS Response

0.0.0.0
8.8.8.8:53

58.55.71.13.in-addr.arpa

dns

70 B
144 B
1
1

DNS Request

58.55.71.13.in-addr.arpa
8.8.8.8:53

196.249.167.52.in-addr.arpa

dns

73 B
147 B
1
1

DNS Request

196.249.167.52.in-addr.arpa
8.8.8.8:53

86.23.85.13.in-addr.arpa

dns

70 B
144 B
1
1

DNS Request

86.23.85.13.in-addr.arpa
8.8.8.8:53

171.39.242.20.in-addr.arpa

dns

72 B
158 B
1
1

DNS Request

171.39.242.20.in-addr.arpa
8.8.8.8:53

99.209.201.84.in-addr.arpa

dns

72 B
132 B
1
1

DNS Request

99.209.201.84.in-addr.arpa
8.8.8.8:53

43.229.111.52.in-addr.arpa

dns

72 B
158 B
1
1

DNS Request

43.229.111.52.in-addr.arpa

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Event Triggered Execution

T1546

Netsh Helper DLL

T1546.007

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Event Triggered Execution

T1546

Netsh Helper DLL

T1546.007

Defense Evasion

Impair Defenses

T1562

Disable or Modify System Firewall

T1562.004

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

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

Filesize
23KB

MD5
f6a5be68e65b851a4ec1a3bd49f6b86d

SHA1
6b9ab8923dfbbcf28356b1a00511f8b66921a1bf

SHA256
3ead63a41c5bf925c4a22a9aeaa52c0c8b67e9df6e2c05486d3d3533efb3dd4c

SHA512
fc71735b43c8444b6af1910970b10391702ca0e7d0747bec4554f83cf84526a98f10693403516f8898d6d6c15e0776d836682a9a9ba5fd7b4d2e8495ef3a618e

Download Submit
memory/3692-12-0x0000000074B90000-0x0000000075141000-memory.dmp

Filesize
5.7MB

Download
memory/3692-14-0x0000000074B90000-0x0000000075141000-memory.dmp

Filesize
5.7MB

Download
memory/3692-15-0x0000000074B90000-0x0000000075141000-memory.dmp

Filesize
5.7MB

Download
memory/3692-17-0x0000000074B90000-0x0000000075141000-memory.dmp

Filesize
5.7MB

Download
memory/3692-18-0x0000000074B90000-0x0000000075141000-memory.dmp

Filesize
5.7MB

Download
memory/4308-0-0x0000000074B92000-0x0000000074B93000-memory.dmp

Filesize
4KB

Download
memory/4308-1-0x0000000074B90000-0x0000000075141000-memory.dmp

Filesize
5.7MB

Download
memory/4308-2-0x0000000074B90000-0x0000000075141000-memory.dmp

Filesize
5.7MB

Download
memory/4308-13-0x0000000074B90000-0x0000000075141000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

DNS Request

DNS Request

DNS Request

DNS Request

DNS Request

DNS Response

DNS Request

DNS Request

DNS Request

DNS Request

DNS Request

DNS Request

MITRE ATT&CK Enterprise v15

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