njrat | bc37b896fee26a5b4de7845cdd046e0200c783d4907ffa7e16da84ed6b5987dd

General

Target

Bloxflip Predictor.exe
Size

27KB
MD5

7bf897ca59b77ad3069c07149c35f97e
SHA1

6951dc20fa1e550ec9d066fe20e5100a9946a56b
SHA256

bc37b896fee26a5b4de7845cdd046e0200c783d4907ffa7e16da84ed6b5987dd
SHA512

6e0725043262eec328130883b8c6a413c03fa11e766db44e6e2595dfa5d3e13d02b7a199105cad8439c66238cf2975099d40b33cdaeb4768da159060b6f35daf
SSDEEP

384:rLptwff1tqGIOfIBTkqS61bPGdrNM1AQk93vmhm7UMKmIEecKdbXTzm9bVhcar6v:/pqffy3LN1A/vMHTi9bD

Score

10^/10

njrat hacked discovery persistence trojan

Malware Config

Extracted

Family

njrat

Version

v2.0

Botnet

HaCkEd

C2

quite-cs.at.ply.gg:10397

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 5 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Windows.exe	Bloxflip Predictor.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Windows.exe	Bloxflip Predictor.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Windows.exe	attrib.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Windows.lnk	Bloxflip Predictor.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Windows.lnk	Bloxflip Predictor.exe

Executes dropped EXE 1 IoCs

pid	Process
2112	Bloxflip Predictor.exe

Adds Run key to start application 2 TTPs 5 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows2 = "C:\\Windows\\Bloxflip Predictor.exe"	Bloxflip Predictor.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows2 = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\Templates\\Windows.URL"	Bloxflip Predictor.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Windows2 = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\Templates\\Windows.URL"	Bloxflip Predictor.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\Templates\\Windows.URL"	Bloxflip Predictor.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Windows = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\Templates\\Windows.URL"	Bloxflip Predictor.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs 3 IoCs

Web Service

T1102

flow	ioc
4	discord.com
5	discord.com
6	discord.com

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\Bloxflip Predictor.exe	Bloxflip Predictor.exe
File opened for modification	C:\Windows\Bloxflip Predictor.exe	attrib.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 5 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	attrib.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	attrib.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Bloxflip Predictor.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Bloxflip Predictor.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	attrib.exe

Suspicious use of AdjustPrivilegeToken 33 IoCs

description	pid	Process
Token: SeDebugPrivilege	2112	Bloxflip Predictor.exe
Token: 33	2112	Bloxflip Predictor.exe
Token: SeIncBasePriorityPrivilege	2112	Bloxflip Predictor.exe
Token: 33	2112	Bloxflip Predictor.exe
Token: SeIncBasePriorityPrivilege	2112	Bloxflip Predictor.exe
Token: 33	2112	Bloxflip Predictor.exe
Token: SeIncBasePriorityPrivilege	2112	Bloxflip Predictor.exe
Token: 33	2112	Bloxflip Predictor.exe
Token: SeIncBasePriorityPrivilege	2112	Bloxflip Predictor.exe
Token: 33	2112	Bloxflip Predictor.exe
Token: SeIncBasePriorityPrivilege	2112	Bloxflip Predictor.exe
Token: 33	2112	Bloxflip Predictor.exe
Token: SeIncBasePriorityPrivilege	2112	Bloxflip Predictor.exe
Token: 33	2112	Bloxflip Predictor.exe
Token: SeIncBasePriorityPrivilege	2112	Bloxflip Predictor.exe
Token: 33	2112	Bloxflip Predictor.exe
Token: SeIncBasePriorityPrivilege	2112	Bloxflip Predictor.exe
Token: 33	2112	Bloxflip Predictor.exe
Token: SeIncBasePriorityPrivilege	2112	Bloxflip Predictor.exe
Token: 33	2112	Bloxflip Predictor.exe
Token: SeIncBasePriorityPrivilege	2112	Bloxflip Predictor.exe
Token: 33	2112	Bloxflip Predictor.exe
Token: SeIncBasePriorityPrivilege	2112	Bloxflip Predictor.exe
Token: 33	2112	Bloxflip Predictor.exe
Token: SeIncBasePriorityPrivilege	2112	Bloxflip Predictor.exe
Token: 33	2112	Bloxflip Predictor.exe
Token: SeIncBasePriorityPrivilege	2112	Bloxflip Predictor.exe
Token: 33	2112	Bloxflip Predictor.exe
Token: SeIncBasePriorityPrivilege	2112	Bloxflip Predictor.exe
Token: 33	2112	Bloxflip Predictor.exe
Token: SeIncBasePriorityPrivilege	2112	Bloxflip Predictor.exe
Token: 33	2112	Bloxflip Predictor.exe
Token: SeIncBasePriorityPrivilege	2112	Bloxflip Predictor.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 2384 wrote to memory of 2112	2384	Bloxflip Predictor.exe	31
PID 2384 wrote to memory of 2112	2384	Bloxflip Predictor.exe	31
PID 2384 wrote to memory of 2112	2384	Bloxflip Predictor.exe	31
PID 2384 wrote to memory of 2112	2384	Bloxflip Predictor.exe	31
PID 2384 wrote to memory of 2184	2384	Bloxflip Predictor.exe	32
PID 2384 wrote to memory of 2184	2384	Bloxflip Predictor.exe	32
PID 2384 wrote to memory of 2184	2384	Bloxflip Predictor.exe	32
PID 2384 wrote to memory of 2184	2384	Bloxflip Predictor.exe	32
PID 2112 wrote to memory of 2752	2112	Bloxflip Predictor.exe	34
PID 2112 wrote to memory of 2752	2112	Bloxflip Predictor.exe	34
PID 2112 wrote to memory of 2752	2112	Bloxflip Predictor.exe	34
PID 2112 wrote to memory of 2752	2112	Bloxflip Predictor.exe	34
PID 2112 wrote to memory of 2628	2112	Bloxflip Predictor.exe	35
PID 2112 wrote to memory of 2628	2112	Bloxflip Predictor.exe	35
PID 2112 wrote to memory of 2628	2112	Bloxflip Predictor.exe	35
PID 2112 wrote to memory of 2628	2112	Bloxflip Predictor.exe	35

Views/modifies file attributes 1 TTPs 3 IoCs

evasion

Hidden Files and Directories

T1564.001

pid	Process
2628	attrib.exe
2184	attrib.exe
2752	attrib.exe

C:\Users\Admin\AppData\Local\Temp\Bloxflip Predictor.exe
"C:\Users\Admin\AppData\Local\Temp\Bloxflip Predictor.exe"
1⤵
- Drops startup file
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2384
- C:\Windows\Bloxflip Predictor.exe
  "C:\Windows\Bloxflip Predictor.exe"
  2⤵
  - Drops startup file
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2112
- - C:\Windows\SysWOW64\attrib.exe
    attrib +h +r +s "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Windows.exe"
    3⤵
    - Drops startup file
    - System Location Discovery: System Language Discovery
    - Views/modifies file attributes
    PID:2752
- - C:\Windows\SysWOW64\attrib.exe
    attrib +h +r +s "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\Windows.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    - Views/modifies file attributes
    PID:2628
- C:\Windows\SysWOW64\attrib.exe
  attrib +h +r +s "C:\Windows\Bloxflip Predictor.exe"
  2⤵
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  - Views/modifies file attributes
  PID:2184

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

Web Service

1

T1102

Exfiltration

Impact

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Downloads

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

Filesize
1KB

MD5
c7bacc12f165ab5dbbd5a2ae9f2dfca3

SHA1
b5017a1d4edee7765391990b42e58043e84b5914

SHA256
824baa52042f45bb6bf540719d4635dda57d85989086686e4cf765970847b90e

SHA512
acc855362f306368ccbca867f73525e4f2f6cec6c8114e9a706766fdfbe58edcb7b3821b174ab0f22a820e79ecc6ea6a93e1508617745e17015807c2610a4cb7

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

Filesize
1018B

MD5
5ee8b0aaba1bbc7650be293e7ba97e38

SHA1
fecdfe9bc6eb3dd1648d11d954fcd7222a2c8e05

SHA256
3931dc1e16b459204b7301391b08fb84190b1bbe5721bb8b2d3a24fa2b37d474

SHA512
a3c9ba8c5bebd4a9cddc2b43429a2d5824870e17288939d9bfa333ab35601f78da80405c34bde9a215f88ec5ca01ca4c6ee0d4af69bee4b0c130a1ac8be311ac

Download Submit
C:\Windows\Bloxflip Predictor.exe

Filesize
27KB

MD5
7bf897ca59b77ad3069c07149c35f97e

SHA1
6951dc20fa1e550ec9d066fe20e5100a9946a56b

SHA256
bc37b896fee26a5b4de7845cdd046e0200c783d4907ffa7e16da84ed6b5987dd

SHA512
6e0725043262eec328130883b8c6a413c03fa11e766db44e6e2595dfa5d3e13d02b7a199105cad8439c66238cf2975099d40b33cdaeb4768da159060b6f35daf

Download Submit
memory/2112-12-0x0000000074500000-0x0000000074AAB000-memory.dmp

Filesize
5.7MB

Download
memory/2112-20-0x0000000074500000-0x0000000074AAB000-memory.dmp

Filesize
5.7MB

Download
memory/2384-0-0x0000000074501000-0x0000000074502000-memory.dmp

Filesize
4KB

Download
memory/2384-1-0x0000000074500000-0x0000000074AAB000-memory.dmp

Filesize
5.7MB

Download
memory/2384-4-0x0000000074500000-0x0000000074AAB000-memory.dmp

Filesize
5.7MB

Download
memory/2384-5-0x0000000074500000-0x0000000074AAB000-memory.dmp

Filesize
5.7MB

Download
memory/2384-13-0x0000000074500000-0x0000000074AAB000-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