njrat | 31219dded5259f7afccf2ff381e2abd5f13f727fec9519ef7eb6a5c7e9d81f63

General

Target

a0f57182eae8eee52b51ced83167862d_JaffaCakes118.exe
Size

330KB
MD5

a0f57182eae8eee52b51ced83167862d
SHA1

d56c18224d1b98ee04000d66d014ec9ba77311fe
SHA256

31219dded5259f7afccf2ff381e2abd5f13f727fec9519ef7eb6a5c7e9d81f63
SHA512

b0fcbed430b4ae2c9c95cd213bc98fe7423b72bb975dd1458359ee9927a2e80f2a4df360a86d7324a3cb7a0829c8887f7036b0c7ccf34d7d340cca746a235920
SSDEEP

6144:uJapYtQKec6AMIABUfHlEaEw8VA5THJBA3/63t:u4YtQKjp6UfHlf8VETpBe/63t

Score

10^/10

njrat nyan cat execution trojan

Malware Config

Extracted

Family

njrat

Version

0.7NC

Botnet

NYAN CAT

C2

localhosts.anondns.net:8080

Mutex

d234306b59d14

Attributes

reg_key
d234306b59d14
splitter
@!#&^%$

Signatures

njRAT/Bladabindi
Widely used RAT written in .NET.
trojan njrat
Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell and hide display window.
execution

PowerShell
T1059.001

Processes:

powershell.exe

pid process

1456 powershell.exe

pid	process
1456	powershell.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

Processes:

a0f57182eae8eee52b51ced83167862d_JaffaCakes118.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-200405930-3877336739-3533750831-1000\Control Panel\International\Geo\Nation	a0f57182eae8eee52b51ced83167862d_JaffaCakes118.exe

Drops startup file 2 IoCs

Processes:

powershell.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\StartupFile.exe	powershell.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\StartupFile.exe	powershell.exe

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

System Information Discovery
T1082
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

powershell.exe

pid process

1456 powershell.exe
1456 powershell.exe

pid	process
1456	powershell.exe
1456	powershell.exe

Suspicious use of AdjustPrivilegeToken 36 IoCs

Processes:

powershell.exea0f57182eae8eee52b51ced83167862d_JaffaCakes118.exe

description	pid	process
Token: SeDebugPrivilege	1456	powershell.exe
Token: SeDebugPrivilege	4296	a0f57182eae8eee52b51ced83167862d_JaffaCakes118.exe
Token: 33	4296	a0f57182eae8eee52b51ced83167862d_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	4296	a0f57182eae8eee52b51ced83167862d_JaffaCakes118.exe
Token: 33	4296	a0f57182eae8eee52b51ced83167862d_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	4296	a0f57182eae8eee52b51ced83167862d_JaffaCakes118.exe
Token: 33	4296	a0f57182eae8eee52b51ced83167862d_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	4296	a0f57182eae8eee52b51ced83167862d_JaffaCakes118.exe
Token: 33	4296	a0f57182eae8eee52b51ced83167862d_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	4296	a0f57182eae8eee52b51ced83167862d_JaffaCakes118.exe
Token: 33	4296	a0f57182eae8eee52b51ced83167862d_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	4296	a0f57182eae8eee52b51ced83167862d_JaffaCakes118.exe
Token: 33	4296	a0f57182eae8eee52b51ced83167862d_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	4296	a0f57182eae8eee52b51ced83167862d_JaffaCakes118.exe
Token: 33	4296	a0f57182eae8eee52b51ced83167862d_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	4296	a0f57182eae8eee52b51ced83167862d_JaffaCakes118.exe
Token: 33	4296	a0f57182eae8eee52b51ced83167862d_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	4296	a0f57182eae8eee52b51ced83167862d_JaffaCakes118.exe
Token: 33	4296	a0f57182eae8eee52b51ced83167862d_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	4296	a0f57182eae8eee52b51ced83167862d_JaffaCakes118.exe
Token: 33	4296	a0f57182eae8eee52b51ced83167862d_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	4296	a0f57182eae8eee52b51ced83167862d_JaffaCakes118.exe
Token: 33	4296	a0f57182eae8eee52b51ced83167862d_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	4296	a0f57182eae8eee52b51ced83167862d_JaffaCakes118.exe
Token: 33	4296	a0f57182eae8eee52b51ced83167862d_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	4296	a0f57182eae8eee52b51ced83167862d_JaffaCakes118.exe
Token: 33	4296	a0f57182eae8eee52b51ced83167862d_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	4296	a0f57182eae8eee52b51ced83167862d_JaffaCakes118.exe
Token: 33	4296	a0f57182eae8eee52b51ced83167862d_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	4296	a0f57182eae8eee52b51ced83167862d_JaffaCakes118.exe
Token: 33	4296	a0f57182eae8eee52b51ced83167862d_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	4296	a0f57182eae8eee52b51ced83167862d_JaffaCakes118.exe
Token: 33	4296	a0f57182eae8eee52b51ced83167862d_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	4296	a0f57182eae8eee52b51ced83167862d_JaffaCakes118.exe
Token: 33	4296	a0f57182eae8eee52b51ced83167862d_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	4296	a0f57182eae8eee52b51ced83167862d_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

a0f57182eae8eee52b51ced83167862d_JaffaCakes118.exe

description	pid	process	target process
PID 4296 wrote to memory of 1456	4296	a0f57182eae8eee52b51ced83167862d_JaffaCakes118.exe	powershell.exe
PID 4296 wrote to memory of 1456	4296	a0f57182eae8eee52b51ced83167862d_JaffaCakes118.exe	powershell.exe
PID 4296 wrote to memory of 1456	4296	a0f57182eae8eee52b51ced83167862d_JaffaCakes118.exe	powershell.exe

C:\Users\Admin\AppData\Local\Temp\a0f57182eae8eee52b51ced83167862d_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\a0f57182eae8eee52b51ced83167862d_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4296

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass -windowstyle hidden -command Copy-Item 'C:\Users\Admin\AppData\Local\Temp\a0f57182eae8eee52b51ced83167862d_JaffaCakes118.exe' 'C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\StartupFile.exe'
2⤵
- Command and Scripting Interpreter: PowerShell
- Drops startup file
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1456

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_2om0enat.jog.ps1
Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/1456-14-0x0000000006350000-0x00000000063B6000-memory.dmp

Filesize
408KB

Download
memory/1456-28-0x0000000006E90000-0x0000000006EAA000-memory.dmp

Filesize
104KB

Download
memory/1456-13-0x00000000062E0000-0x0000000006346000-memory.dmp

Filesize
408KB

Download
memory/1456-29-0x0000000006EE0000-0x0000000006F02000-memory.dmp

Filesize
136KB

Download
memory/1456-27-0x0000000007990000-0x0000000007A26000-memory.dmp

Filesize
600KB

Download
memory/1456-26-0x00000000069F0000-0x0000000006A3C000-memory.dmp

Filesize
304KB

Download
memory/1456-7-0x00000000053D0000-0x0000000005406000-memory.dmp

Filesize
216KB

Download
memory/1456-9-0x0000000005AB0000-0x00000000060D8000-memory.dmp

Filesize
6.2MB

Download
memory/1456-8-0x0000000075150000-0x0000000075900000-memory.dmp

Filesize
7.7MB

Download
memory/1456-11-0x0000000075150000-0x0000000075900000-memory.dmp

Filesize
7.7MB

Download
memory/1456-10-0x0000000075150000-0x0000000075900000-memory.dmp

Filesize
7.7MB

Download
memory/1456-12-0x0000000006240000-0x0000000006262000-memory.dmp

Filesize
136KB

Download
memory/1456-25-0x00000000069B0000-0x00000000069CE000-memory.dmp

Filesize
120KB

Download
memory/1456-17-0x00000000063C0000-0x0000000006714000-memory.dmp

Filesize
3.3MB

Download
memory/1456-32-0x0000000075150000-0x0000000075900000-memory.dmp

Filesize
7.7MB

Download
memory/4296-37-0x0000000075150000-0x0000000075900000-memory.dmp

Filesize
7.7MB

Download
memory/4296-3-0x0000000005430000-0x00000000054A6000-memory.dmp

Filesize
472KB

Download
memory/4296-6-0x00000000054D0000-0x00000000054EE000-memory.dmp

Filesize
120KB

Download
memory/4296-5-0x0000000005A60000-0x0000000006004000-memory.dmp

Filesize
5.6MB

Download
memory/4296-2-0x0000000004CD0000-0x0000000004D6C000-memory.dmp

Filesize
624KB

Download
memory/4296-4-0x0000000075150000-0x0000000075900000-memory.dmp

Filesize
7.7MB

Download
memory/4296-1-0x0000000000330000-0x0000000000382000-memory.dmp

Filesize
328KB

Download
memory/4296-33-0x0000000005510000-0x000000000551C000-memory.dmp

Filesize
48KB

Download
memory/4296-34-0x00000000062F0000-0x0000000006382000-memory.dmp

Filesize
584KB

Download
memory/4296-35-0x0000000006260000-0x000000000626A000-memory.dmp

Filesize
40KB

Download
memory/4296-36-0x000000007515E000-0x000000007515F000-memory.dmp

Filesize
4KB

Download
memory/4296-0-0x000000007515E000-0x000000007515F000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads