njrat | e9bd81273b20790928666aba5862a80d0b5b74ec8fb26bcab89bef73a2c247d0

Analysis

max time kernel
149s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
15/03/2024, 20:15

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General

Target

cc54182b1b54b61e2f713646bbcb8ade.exe
Size

584KB
MD5

cc54182b1b54b61e2f713646bbcb8ade
SHA1

bf48e2fa7fc93d76408358e73fae2819b03f83cd
SHA256

e9bd81273b20790928666aba5862a80d0b5b74ec8fb26bcab89bef73a2c247d0
SHA512

a0e44daa9c7e02f07630701bf7d2917ac56fab532fd0d3c7f5c02aaad46dda979e724a504c324aadc08676365dcc4dc0d93190ab34a9a6c9c03dfaf44c110952
SSDEEP

6144:R1vEfjcDJNSAs6YL5XkazaEKYAeST/1rAJ:nvEfIfSHL5UazawVo/1m

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 2 IoCs

description	pid	Process
Token: SeBackupPrivilege	2600	dw20.exe
Token: SeBackupPrivilege	2600	dw20.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 4408 wrote to memory of 2600	4408	cc54182b1b54b61e2f713646bbcb8ade.exe	89
PID 4408 wrote to memory of 2600	4408	cc54182b1b54b61e2f713646bbcb8ade.exe	89

C:\Users\Admin\AppData\Local\Temp\cc54182b1b54b61e2f713646bbcb8ade.exe
"C:\Users\Admin\AppData\Local\Temp\cc54182b1b54b61e2f713646bbcb8ade.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4408
- C:\Windows\Microsoft.NET\Framework64\v2.0.50727\dw20.exe
  dw20.exe -x -s 852
  2⤵
  - Checks processor information in registry
  - Enumerates system info in registry
  - Suspicious use of AdjustPrivilegeToken
  PID:2600

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

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Downloads

memory/4408-1-0x00007FFF99E40000-0x00007FFF9A7E1000-memory.dmp

Filesize
9.6MB

Download
memory/4408-2-0x0000000001FC0000-0x0000000001FD0000-memory.dmp

Filesize
64KB

Download
memory/4408-4-0x00007FFF99E40000-0x00007FFF9A7E1000-memory.dmp

Filesize
9.6MB

Download
memory/4408-3-0x0000000001F00000-0x0000000001F2E000-memory.dmp

Filesize
184KB

Download
memory/4408-11-0x00007FFF99E40000-0x00007FFF9A7E1000-memory.dmp

Filesize
9.6MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads