njrat | 9bac3c48258cdeeca5a5c67b241ebe2a498133da6eee1b7e3fa55f3bbb758bd9

General

Target

ee9a3f216d02117e0e5a13bac187a6d7_JaffaCakes118.exe
Size

105KB
MD5

ee9a3f216d02117e0e5a13bac187a6d7
SHA1

5aef391069c557df0e985e7e7ce3e3834d1a69dc
SHA256

9bac3c48258cdeeca5a5c67b241ebe2a498133da6eee1b7e3fa55f3bbb758bd9
SHA512

6fd5a7596bd2f2a1823b005db5d7ffa4d1cc8c833ed7b219fd733764f63ba72c997fc8523b4e2cefea54a0939f116211707c872ad6c83b053e93dbefe2404227
SSDEEP

1536:njcKXqDDW8SJhGCiPALSGHm9+nWTqADchnOtt/2GmLhnD9d/XRiA+Vc4OT2lQ:jcwH+P/8Et4qN9mrd/Xn+Vc4OT2lQ

Score

10^/10

njrat hacked discovery trojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

HacKed

C2

127.5.0.1:5552

Mutex

Windows Update

Attributes

reg_key
Windows Update
splitter
|'|'|

Signatures

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

Executes dropped EXE 1 IoCs

pid	Process
592	611.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 1 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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AcroRd32.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000_Classes\Local Settings	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
3020	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3020	AcroRd32.exe
3020	AcroRd32.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 1724 wrote to memory of 592	1724	ee9a3f216d02117e0e5a13bac187a6d7_JaffaCakes118.exe	31
PID 1724 wrote to memory of 592	1724	ee9a3f216d02117e0e5a13bac187a6d7_JaffaCakes118.exe	31
PID 1724 wrote to memory of 592	1724	ee9a3f216d02117e0e5a13bac187a6d7_JaffaCakes118.exe	31
PID 592 wrote to memory of 1424	592	611.exe	32
PID 592 wrote to memory of 1424	592	611.exe	32
PID 592 wrote to memory of 1424	592	611.exe	32
PID 1424 wrote to memory of 3020	1424	rundll32.exe	33
PID 1424 wrote to memory of 3020	1424	rundll32.exe	33
PID 1424 wrote to memory of 3020	1424	rundll32.exe	33
PID 1424 wrote to memory of 3020	1424	rundll32.exe	33

C:\Users\Admin\AppData\Local\Temp\ee9a3f216d02117e0e5a13bac187a6d7_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ee9a3f216d02117e0e5a13bac187a6d7_JaffaCakes118.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1724
- C:\Users\Admin\AppData\Local\Temp\611.exe
  C:\Users\Admin\AppData\Local\Temp\611.exe
  2⤵
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:592
- - C:\Windows\system32\rundll32.exe
    "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Roaming\patsh
    3⤵
    - Modifies registry class
    - Suspicious use of WriteProcessMemory
    PID:1424
  - - C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe
      "C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Roaming\patsh"
      4⤵
      System Location Discovery: System Language Discovery
      Suspicious behavior: GetForegroundWindowSpam
      Suspicious use of SetWindowsHookEx
      PID:3020

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\611.exe

Filesize
33KB

MD5
dfe7a9e6769176c36f6f89293199732b

SHA1
1191af31154f51ac43f6a09b39013ea6bf89546d

SHA256
f66adacf4155c865a319e330f3b9e00d5729458a87ed4937e4ec95a662176fdc

SHA512
b3c6fe2eb0a694197995c34870e7ffd2e70be56dbbfa5e75ae7993e3eb0b0141c201b03f9b2a8702015e666e43e0f5a0a25bcf3c53d4baa79d69a63966725aaa

Download Submit
C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents

Filesize
3KB

MD5
65f3024c1fd5930ec0ca803620b91e2c

SHA1
c4a2557950c19cad79dfcf0338e1d7665628c18c

SHA256
8cf8366ba0dfa8c62ac0d4a7e0f01f8a9a973e65accdc60897f0e76e26bebc4c

SHA512
5f837c8971f8a2243c7e2c5cdec43f8f5a2383e7b201b6d888384e32f3a043d4b1e04d8efa8aebd5d1f0a7b50bb7d4fe5464e4583ada89adda4301a4542b54cf

Download Submit
memory/592-10-0x00000000003F0000-0x0000000000406000-memory.dmp

Filesize
88KB

Download
memory/592-11-0x000007FEF5FA0000-0x000007FEF693D000-memory.dmp

Filesize
9.6MB

Download
memory/592-12-0x000007FEF5FA0000-0x000007FEF693D000-memory.dmp

Filesize
9.6MB

Download
memory/592-16-0x000007FEF5FA0000-0x000007FEF693D000-memory.dmp

Filesize
9.6MB

Download
memory/1724-0-0x000007FEF625E000-0x000007FEF625F000-memory.dmp

Filesize
4KB

Download
memory/1724-1-0x0000000000370000-0x0000000000384000-memory.dmp

Filesize
80KB

Download
memory/1724-8-0x000007FEF5FA0000-0x000007FEF693D000-memory.dmp

Filesize
9.6MB

Download
memory/1724-9-0x000007FEF5FA0000-0x000007FEF693D000-memory.dmp

Filesize
9.6MB

Download
memory/1724-15-0x000007FEF5FA0000-0x000007FEF693D000-memory.dmp

Filesize
9.6MB

Download

Analysis

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