njrat | 937e47ee0d3c308cfa1c64248db4d12c67ed97259b3d7706020a3759937648ec

Analysis

max time kernel
144s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
02/02/2024, 02:56

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General

Target

885f4a8ee6ccb6e9bbe48581fcc31b35.exe
Size

180KB
MD5

885f4a8ee6ccb6e9bbe48581fcc31b35
SHA1

3efe1ac183c5a5409a1e64149db5b951d69291ff
SHA256

937e47ee0d3c308cfa1c64248db4d12c67ed97259b3d7706020a3759937648ec
SHA512

16941acb8d10a0a9acb3ce64e8db34a1090218b80dd45753d21b389d78beb5f81b63fe4f17cdb6f8ef7305ed6584c88d4ec2ac955b528e203cf9254e32757ab5
SSDEEP

3072:M1HqkyWxsFhpTgqDYVlkUEgdqw+TO3LSQPBobM5RDoSlogQB:OK3dNEzkvVQ5oARsX

Score

10^/10

njrat trojan

Malware Config

Signatures

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

Checks processor information in registry 2 TTPs 3 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	dw20.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	dw20.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	dw20.exe

Enumerates system info in registry 2 TTPs 2 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	dw20.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	dw20.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeRestorePrivilege	1160	dw20.exe
Token: SeBackupPrivilege	1160	dw20.exe
Token: SeBackupPrivilege	1160	dw20.exe
Token: SeBackupPrivilege	1160	dw20.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1824 wrote to memory of 1160	1824	885f4a8ee6ccb6e9bbe48581fcc31b35.exe	84
PID 1824 wrote to memory of 1160	1824	885f4a8ee6ccb6e9bbe48581fcc31b35.exe	84
PID 1824 wrote to memory of 1160	1824	885f4a8ee6ccb6e9bbe48581fcc31b35.exe	84

C:\Users\Admin\AppData\Local\Temp\885f4a8ee6ccb6e9bbe48581fcc31b35.exe
"C:\Users\Admin\AppData\Local\Temp\885f4a8ee6ccb6e9bbe48581fcc31b35.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1824
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
  dw20.exe -x -s 884
  2⤵
  - Checks processor information in registry
  - Enumerates system info in registry
  - Suspicious use of AdjustPrivilegeToken
  PID:1160

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1824-0-0x00000000749B0000-0x0000000074F61000-memory.dmp

Filesize
5.7MB

Download
memory/1824-1-0x00000000749B0000-0x0000000074F61000-memory.dmp

Filesize
5.7MB

Download
memory/1824-2-0x0000000000DA0000-0x0000000000DB0000-memory.dmp

Filesize
64KB

Download
memory/1824-3-0x0000000004890000-0x00000000048B9000-memory.dmp

Filesize
164KB

Download
memory/1824-4-0x0000000004890000-0x00000000048B9000-memory.dmp

Filesize
164KB

Download
memory/1824-6-0x0000000004890000-0x00000000048B9000-memory.dmp

Filesize
164KB

Download
memory/1824-8-0x0000000004890000-0x00000000048B9000-memory.dmp

Filesize
164KB

Download
memory/1824-10-0x0000000004890000-0x00000000048B9000-memory.dmp

Filesize
164KB

Download
memory/1824-12-0x0000000004890000-0x00000000048B9000-memory.dmp

Filesize
164KB

Download
memory/1824-14-0x0000000004890000-0x00000000048B9000-memory.dmp

Filesize
164KB

Download
memory/1824-16-0x0000000004890000-0x00000000048B9000-memory.dmp

Filesize
164KB

Download
memory/1824-18-0x0000000004890000-0x00000000048B9000-memory.dmp

Filesize
164KB

Download
memory/1824-20-0x0000000004890000-0x00000000048B9000-memory.dmp

Filesize
164KB

Download
memory/1824-22-0x0000000004890000-0x00000000048B9000-memory.dmp

Filesize
164KB

Download
memory/1824-24-0x0000000004890000-0x00000000048B9000-memory.dmp

Filesize
164KB

Download
memory/1824-26-0x0000000004890000-0x00000000048B9000-memory.dmp

Filesize
164KB

Download
memory/1824-28-0x0000000004890000-0x00000000048B9000-memory.dmp

Filesize
164KB

Download
memory/1824-30-0x0000000004890000-0x00000000048B9000-memory.dmp

Filesize
164KB

Download
memory/1824-32-0x0000000004890000-0x00000000048B9000-memory.dmp

Filesize
164KB

Download
memory/1824-34-0x0000000004890000-0x00000000048B9000-memory.dmp

Filesize
164KB

Download
memory/1824-36-0x0000000004890000-0x00000000048B9000-memory.dmp

Filesize
164KB

Download
memory/1824-38-0x0000000004890000-0x00000000048B9000-memory.dmp

Filesize
164KB

Download
memory/1824-40-0x0000000004890000-0x00000000048B9000-memory.dmp

Filesize
164KB

Download
memory/1824-42-0x0000000004890000-0x00000000048B9000-memory.dmp

Filesize
164KB

Download
memory/1824-44-0x0000000004890000-0x00000000048B9000-memory.dmp

Filesize
164KB

Download
memory/1824-46-0x0000000004890000-0x00000000048B9000-memory.dmp

Filesize
164KB

Download
memory/1824-48-0x0000000004890000-0x00000000048B9000-memory.dmp

Filesize
164KB

Download
memory/1824-50-0x0000000004890000-0x00000000048B9000-memory.dmp

Filesize
164KB

Download
memory/1824-52-0x0000000004890000-0x00000000048B9000-memory.dmp

Filesize
164KB

Download
memory/1824-54-0x0000000004890000-0x00000000048B9000-memory.dmp

Filesize
164KB

Download
memory/1824-56-0x0000000004890000-0x00000000048B9000-memory.dmp

Filesize
164KB

Download
memory/1824-58-0x0000000004890000-0x00000000048B9000-memory.dmp

Filesize
164KB

Download
memory/1824-60-0x0000000004890000-0x00000000048B9000-memory.dmp

Filesize
164KB

Download
memory/1824-62-0x0000000004890000-0x00000000048B9000-memory.dmp

Filesize
164KB

Download
memory/1824-64-0x0000000004890000-0x00000000048B9000-memory.dmp

Filesize
164KB

Download
memory/1824-66-0x0000000004890000-0x00000000048B9000-memory.dmp

Filesize
164KB

Download
memory/1824-287-0x00000000749B0000-0x0000000074F61000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads