njrat | 927410e5f71f8159ec20d0f12f280fbd5187f40b90e8f9f4f9a5b556e5d679d5

General

Target

test.exe
Size

27KB
MD5

97dc472b0e7e8fbb5613ba8b4456c49d
SHA1

9d4f28a6fca25c4e478e2582f748288ecf3437a0
SHA256

927410e5f71f8159ec20d0f12f280fbd5187f40b90e8f9f4f9a5b556e5d679d5
SHA512

3b26c906558c26bc795df6114867638249256e1e3a685951a7325bcdc6ff9ed388e7b1f9b1d729247fc6bf82271d54301ac00f9aa5699e38f26e6c8e01dee848
SSDEEP

384:fLbQKJ3bEZjmgERA40DwoyumGPiJRjMFAQk93vmhm7UMKmIEecKdbXTzm9bVhcac:T8K5bEQE40fLFA/vMHTi9bD

Score

10^/10

njrat hacked discovery persistence trojan

Malware Config

Extracted

Family

njrat

Version

v2.0

Botnet

HacKed

C2

17.ip.gl.ply.gg:33786

Mutex

Windows

Attributes

reg_key
Windows
splitter
|-F-|

Signatures

Njrat family
njrat
njRAT/Bladabindi
Widely used RAT written in .NET.
trojan njrat

Drops startup file 4 IoCs

Processes:

Payload.exetest.exe

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

Executes dropped EXE 1 IoCs

Processes:

Payload.exe

pid process

824 Payload.exe
Loads dropped DLL 1 IoCs

Processes:

test.exe

pid process

2284 test.exe

pid	process
824	Payload.exe

pid	process
2284	test.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

test.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows2 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\Payload.exe"	test.exe

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

System Information Discovery
T1082

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

Processes:

test.exePayload.exeattrib.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	test.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Payload.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	attrib.exe

Suspicious use of AdjustPrivilegeToken 33 IoCs

Processes:

Payload.exe

description	pid	process
Token: SeDebugPrivilege	824	Payload.exe
Token: 33	824	Payload.exe
Token: SeIncBasePriorityPrivilege	824	Payload.exe
Token: 33	824	Payload.exe
Token: SeIncBasePriorityPrivilege	824	Payload.exe
Token: 33	824	Payload.exe
Token: SeIncBasePriorityPrivilege	824	Payload.exe
Token: 33	824	Payload.exe
Token: SeIncBasePriorityPrivilege	824	Payload.exe
Token: 33	824	Payload.exe
Token: SeIncBasePriorityPrivilege	824	Payload.exe
Token: 33	824	Payload.exe
Token: SeIncBasePriorityPrivilege	824	Payload.exe
Token: 33	824	Payload.exe
Token: SeIncBasePriorityPrivilege	824	Payload.exe
Token: 33	824	Payload.exe
Token: SeIncBasePriorityPrivilege	824	Payload.exe
Token: 33	824	Payload.exe
Token: SeIncBasePriorityPrivilege	824	Payload.exe
Token: 33	824	Payload.exe
Token: SeIncBasePriorityPrivilege	824	Payload.exe
Token: 33	824	Payload.exe
Token: SeIncBasePriorityPrivilege	824	Payload.exe
Token: 33	824	Payload.exe
Token: SeIncBasePriorityPrivilege	824	Payload.exe
Token: 33	824	Payload.exe
Token: SeIncBasePriorityPrivilege	824	Payload.exe
Token: 33	824	Payload.exe
Token: SeIncBasePriorityPrivilege	824	Payload.exe
Token: 33	824	Payload.exe
Token: SeIncBasePriorityPrivilege	824	Payload.exe
Token: 33	824	Payload.exe
Token: SeIncBasePriorityPrivilege	824	Payload.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

test.exe

description	pid	process	target process
PID 2284 wrote to memory of 824	2284	test.exe	Payload.exe
PID 2284 wrote to memory of 824	2284	test.exe	Payload.exe
PID 2284 wrote to memory of 824	2284	test.exe	Payload.exe
PID 2284 wrote to memory of 824	2284	test.exe	Payload.exe
PID 2284 wrote to memory of 2752	2284	test.exe	attrib.exe
PID 2284 wrote to memory of 2752	2284	test.exe	attrib.exe
PID 2284 wrote to memory of 2752	2284	test.exe	attrib.exe
PID 2284 wrote to memory of 2752	2284	test.exe	attrib.exe

Views/modifies file attributes 1 TTPs 1 IoCs
evasion

Hidden Files and Directories
T1564.001

Processes:

attrib.exe

pid process

2752 attrib.exe

pid	process
2752	attrib.exe

C:\Users\Admin\AppData\Local\Temp\test.exe
"C:\Users\Admin\AppData\Local\Temp\test.exe"
1⤵
- Drops startup file
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2284
- C:\Users\Admin\AppData\Local\Temp\Payload.exe
  "C:\Users\Admin\AppData\Local\Temp\Payload.exe"
  2⤵
  - Drops startup file
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:824
- C:\Windows\SysWOW64\attrib.exe
  attrib +h +r +s "C:\Users\Admin\AppData\Local\Temp\Payload.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Views/modifies file attributes
  PID:2752

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

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Hide Artifacts

1

T1564

Hidden Files and Directories

Modify Registry

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Windows.lnk

Filesize
1KB

MD5
45801cd717f315535565580ec91840f2

SHA1
7bb687a9d280efd4a65f0f0433129d1d42194e92

SHA256
3345beea5f917dd6dadd4b9bbe6df9e104f5a883a4105a10dd67c0ae4f31d6e2

SHA512
651e4f981ad99192eefba5f06302072c0df67e8f07418d0b27a7bf44b51aa08aa1251f46a7767cadbb7ad7696509c3151914a07dc503754188847627421c6af5

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\Windows.lnk

Filesize
1018B

MD5
f3813f9562ddc384f4b8970bd7e8b63a

SHA1
751f658f2e9b6a2297d9d251d2414dbd11c5e77b

SHA256
2ed88b7a583a1c1d7304b06c7b2b4adf0ccf2480a0801e8be5e24635591711ca

SHA512
f0a05491f90013ec065af968184153cffe08ac0205d31029aef604e2d5da5f6df1518e016b269ce708e58b8522e6c2d25ebcbb66ce4715693eeca05706aca797

Download Submit
\Users\Admin\AppData\Local\Temp\Payload.exe

Filesize
27KB

MD5
97dc472b0e7e8fbb5613ba8b4456c49d

SHA1
9d4f28a6fca25c4e478e2582f748288ecf3437a0

SHA256
927410e5f71f8159ec20d0f12f280fbd5187f40b90e8f9f4f9a5b556e5d679d5

SHA512
3b26c906558c26bc795df6114867638249256e1e3a685951a7325bcdc6ff9ed388e7b1f9b1d729247fc6bf82271d54301ac00f9aa5699e38f26e6c8e01dee848

Download Submit
memory/824-13-0x0000000074220000-0x00000000747CB000-memory.dmp

Filesize
5.7MB

Download
memory/824-14-0x0000000074220000-0x00000000747CB000-memory.dmp

Filesize
5.7MB

Download
memory/824-21-0x0000000074220000-0x00000000747CB000-memory.dmp

Filesize
5.7MB

Download
memory/2284-0-0x0000000074221000-0x0000000074222000-memory.dmp

Filesize
4KB

Download
memory/2284-1-0x0000000074220000-0x00000000747CB000-memory.dmp

Filesize
5.7MB

Download
memory/2284-2-0x0000000074220000-0x00000000747CB000-memory.dmp

Filesize
5.7MB

Download
memory/2284-5-0x0000000074220000-0x00000000747CB000-memory.dmp

Filesize
5.7MB

Download
memory/2284-15-0x0000000074220000-0x00000000747CB000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads