njrat | 4e384c0e458406b96bf1a301ae25f49c77af2746a5be0884db76d03a7cb528de

Analysis

max time kernel
146s
max time network
149s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
12/04/2023, 02:01

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

ff7c120fbef25763588b82d27ffa2c3ac04dca2665f6f5d5e3aa0911b7a29012.exe
Size

29KB
MD5

387066fa34cff110387fdef8dd7851f6
SHA1

c88610c2ae895a36a720947c300282b2b5559b4f
SHA256

ff7c120fbef25763588b82d27ffa2c3ac04dca2665f6f5d5e3aa0911b7a29012
SHA512

0b7c4b53ab0aa0ab26acafa85dad1a51853eb3cb1d949e07662126857d69b390d0141a87009f68356fd9bc1dc69de6823a8385b9f0555a92311849f585ad6265
SSDEEP

384:ZSItl77FDFucYfKQCcHN5vljmOmqDIlXHeHNGBsbh0w4wlAokw9OhgOL1vYRGOZD:v77ucYfKQTtzjAqc3eUBKh0p29SgR+Y

Score

10^/10

njrat hacked evasion trojan

Malware Config

Extracted

Family

njrat

Version

0.6.4

Botnet

HacKed

edge.servep2p.com:69

Mutex

813b829156a6c5f5b4a93593e8548ffd

Attributes

reg_key
813b829156a6c5f5b4a93593e8548ffd
splitter
|'|'|

Signatures

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

Modifies Windows Firewall 1 TTPs 1 IoCs

evasion

Modify Existing Service

T1031

pid	Process
768	netsh.exe

Executes dropped EXE 1 IoCs

pid	Process
1712	vm3dservicex.exe

Loads dropped DLL 1 IoCs

pid	Process
1480	ff7c120fbef25763588b82d27ffa2c3ac04dca2665f6f5d5e3aa0911b7a29012.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1712	vm3dservicex.exe
1712	vm3dservicex.exe
1712	vm3dservicex.exe
1712	vm3dservicex.exe
1712	vm3dservicex.exe
1712	vm3dservicex.exe
1712	vm3dservicex.exe
1712	vm3dservicex.exe
1712	vm3dservicex.exe
1712	vm3dservicex.exe
1712	vm3dservicex.exe
1712	vm3dservicex.exe
1712	vm3dservicex.exe
1712	vm3dservicex.exe
1712	vm3dservicex.exe
1712	vm3dservicex.exe
1712	vm3dservicex.exe
1712	vm3dservicex.exe
1712	vm3dservicex.exe
1712	vm3dservicex.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1712	vm3dservicex.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1480 wrote to memory of 1712	1480	ff7c120fbef25763588b82d27ffa2c3ac04dca2665f6f5d5e3aa0911b7a29012.exe	28
PID 1480 wrote to memory of 1712	1480	ff7c120fbef25763588b82d27ffa2c3ac04dca2665f6f5d5e3aa0911b7a29012.exe	28
PID 1480 wrote to memory of 1712	1480	ff7c120fbef25763588b82d27ffa2c3ac04dca2665f6f5d5e3aa0911b7a29012.exe	28
PID 1480 wrote to memory of 1712	1480	ff7c120fbef25763588b82d27ffa2c3ac04dca2665f6f5d5e3aa0911b7a29012.exe	28
PID 1712 wrote to memory of 768	1712	vm3dservicex.exe	29
PID 1712 wrote to memory of 768	1712	vm3dservicex.exe	29
PID 1712 wrote to memory of 768	1712	vm3dservicex.exe	29
PID 1712 wrote to memory of 768	1712	vm3dservicex.exe	29

C:\Users\Admin\AppData\Local\Temp\ff7c120fbef25763588b82d27ffa2c3ac04dca2665f6f5d5e3aa0911b7a29012.exe
"C:\Users\Admin\AppData\Local\Temp\ff7c120fbef25763588b82d27ffa2c3ac04dca2665f6f5d5e3aa0911b7a29012.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1480
- C:\Users\Admin\AppData\Local\Temp\vm3dservicex.exe
  "C:\Users\Admin\AppData\Local\Temp\vm3dservicex.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1712
- - C:\Windows\SysWOW64\netsh.exe
    netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\vm3dservicex.exe" "vm3dservicex.exe" ENABLE
    3⤵
    - Modifies Windows Firewall
    PID:768

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Modify Existing Service

T1031

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\vm3dservicex.exe

Filesize
29KB

MD5
387066fa34cff110387fdef8dd7851f6

SHA1
c88610c2ae895a36a720947c300282b2b5559b4f

SHA256
ff7c120fbef25763588b82d27ffa2c3ac04dca2665f6f5d5e3aa0911b7a29012

SHA512
0b7c4b53ab0aa0ab26acafa85dad1a51853eb3cb1d949e07662126857d69b390d0141a87009f68356fd9bc1dc69de6823a8385b9f0555a92311849f585ad6265

Download Submit
C:\Users\Admin\AppData\Local\Temp\vm3dservicex.exe

Filesize
29KB

MD5
387066fa34cff110387fdef8dd7851f6

SHA1
c88610c2ae895a36a720947c300282b2b5559b4f

SHA256
ff7c120fbef25763588b82d27ffa2c3ac04dca2665f6f5d5e3aa0911b7a29012

SHA512
0b7c4b53ab0aa0ab26acafa85dad1a51853eb3cb1d949e07662126857d69b390d0141a87009f68356fd9bc1dc69de6823a8385b9f0555a92311849f585ad6265

Download Submit
\Users\Admin\AppData\Local\Temp\vm3dservicex.exe

Filesize
29KB

MD5
387066fa34cff110387fdef8dd7851f6

SHA1
c88610c2ae895a36a720947c300282b2b5559b4f

SHA256
ff7c120fbef25763588b82d27ffa2c3ac04dca2665f6f5d5e3aa0911b7a29012

SHA512
0b7c4b53ab0aa0ab26acafa85dad1a51853eb3cb1d949e07662126857d69b390d0141a87009f68356fd9bc1dc69de6823a8385b9f0555a92311849f585ad6265

Download Submit
memory/1712-61-0x00000000002B0000-0x00000000002F0000-memory.dmp

Filesize
256KB

Download
memory/1712-62-0x00000000002B0000-0x00000000002F0000-memory.dmp

Filesize
256KB

Download