njrat | 5fcad70659361b7c5d65802477203f585efe08fcd46b154e043d3682cba2e5ac

General

Target

5fcad70659361b7c5d65802477203f585efe08fcd46b154e043d3682cba2e5acN.exe
Size

119KB
MD5

b3d02d9163f80063ca0cdabc9787d750
SHA1

f98ad95d0bf597b9d049c2b1acec2a683aa12136
SHA256

5fcad70659361b7c5d65802477203f585efe08fcd46b154e043d3682cba2e5ac
SHA512

1dce4e3da371d605466fbf0c76d2ca54dd74e6f88455821f0ead41b508cb3ef85530b279072b28b058cb4c78051d7ac0071d18b272c342c4d0f69248209f676b
SSDEEP

1536:WWp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4XEQhuxzuMDL14FgOP:P5eznsjsguGDFqGZ2rDL14Fge

Score

10^/10

njrat neuf discovery evasion persistence privilege_escalation trojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

neuf

C2

doddyfire.linkpc.net:10000

Mutex

e1a87040f2026369a233f9ae76301b7b

Attributes

reg_key
e1a87040f2026369a233f9ae76301b7b
splitter
|'|'|

Signatures

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

Modifies Windows Firewall 2 TTPs 1 IoCs

evasion

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

pid	Process
2892	netsh.exe

Executes dropped EXE 2 IoCs

pid	Process
2208	chargeable.exe
2900	chargeable.exe

Loads dropped DLL 2 IoCs

pid	Process
1680	5fcad70659361b7c5d65802477203f585efe08fcd46b154e043d3682cba2e5acN.exe
1680	5fcad70659361b7c5d65802477203f585efe08fcd46b154e043d3682cba2e5acN.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows\CurrentVersion\Run\confuse = "C:\\Users\\Admin\\AppData\\Roaming\\confuse\\chargeable.exe"	5fcad70659361b7c5d65802477203f585efe08fcd46b154e043d3682cba2e5acN.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows\CurrentVersion\Run\SysMain = "C:\\Users\\Admin\\AppData\\Local\\Temp\\5fcad70659361b7c5d65802477203f585efe08fcd46b154e043d3682cba2e5acN.exe"	5fcad70659361b7c5d65802477203f585efe08fcd46b154e043d3682cba2e5acN.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2208 set thread context of 2900	2208	chargeable.exe	32

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

System Information Discovery
T1082

Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs

Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

persistence privilege_escalation

Netsh Helper DLL

T1546.007

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe
Key queried	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe

System Location Discovery: System Language Discovery 1 TTPs 4 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	5fcad70659361b7c5d65802477203f585efe08fcd46b154e043d3682cba2e5acN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	chargeable.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	chargeable.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe

Suspicious use of AdjustPrivilegeToken 33 IoCs

description	pid	Process
Token: SeDebugPrivilege	2900	chargeable.exe
Token: 33	2900	chargeable.exe
Token: SeIncBasePriorityPrivilege	2900	chargeable.exe
Token: 33	2900	chargeable.exe
Token: SeIncBasePriorityPrivilege	2900	chargeable.exe
Token: 33	2900	chargeable.exe
Token: SeIncBasePriorityPrivilege	2900	chargeable.exe
Token: 33	2900	chargeable.exe
Token: SeIncBasePriorityPrivilege	2900	chargeable.exe
Token: 33	2900	chargeable.exe
Token: SeIncBasePriorityPrivilege	2900	chargeable.exe
Token: 33	2900	chargeable.exe
Token: SeIncBasePriorityPrivilege	2900	chargeable.exe
Token: 33	2900	chargeable.exe
Token: SeIncBasePriorityPrivilege	2900	chargeable.exe
Token: 33	2900	chargeable.exe
Token: SeIncBasePriorityPrivilege	2900	chargeable.exe
Token: 33	2900	chargeable.exe
Token: SeIncBasePriorityPrivilege	2900	chargeable.exe
Token: 33	2900	chargeable.exe
Token: SeIncBasePriorityPrivilege	2900	chargeable.exe
Token: 33	2900	chargeable.exe
Token: SeIncBasePriorityPrivilege	2900	chargeable.exe
Token: 33	2900	chargeable.exe
Token: SeIncBasePriorityPrivilege	2900	chargeable.exe
Token: 33	2900	chargeable.exe
Token: SeIncBasePriorityPrivilege	2900	chargeable.exe
Token: 33	2900	chargeable.exe
Token: SeIncBasePriorityPrivilege	2900	chargeable.exe
Token: 33	2900	chargeable.exe
Token: SeIncBasePriorityPrivilege	2900	chargeable.exe
Token: 33	2900	chargeable.exe
Token: SeIncBasePriorityPrivilege	2900	chargeable.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 1680 wrote to memory of 2208	1680	5fcad70659361b7c5d65802477203f585efe08fcd46b154e043d3682cba2e5acN.exe	31
PID 1680 wrote to memory of 2208	1680	5fcad70659361b7c5d65802477203f585efe08fcd46b154e043d3682cba2e5acN.exe	31
PID 1680 wrote to memory of 2208	1680	5fcad70659361b7c5d65802477203f585efe08fcd46b154e043d3682cba2e5acN.exe	31
PID 1680 wrote to memory of 2208	1680	5fcad70659361b7c5d65802477203f585efe08fcd46b154e043d3682cba2e5acN.exe	31
PID 2208 wrote to memory of 2900	2208	chargeable.exe	32
PID 2208 wrote to memory of 2900	2208	chargeable.exe	32
PID 2208 wrote to memory of 2900	2208	chargeable.exe	32
PID 2208 wrote to memory of 2900	2208	chargeable.exe	32
PID 2208 wrote to memory of 2900	2208	chargeable.exe	32
PID 2208 wrote to memory of 2900	2208	chargeable.exe	32
PID 2208 wrote to memory of 2900	2208	chargeable.exe	32
PID 2208 wrote to memory of 2900	2208	chargeable.exe	32
PID 2208 wrote to memory of 2900	2208	chargeable.exe	32
PID 2900 wrote to memory of 2892	2900	chargeable.exe	33
PID 2900 wrote to memory of 2892	2900	chargeable.exe	33
PID 2900 wrote to memory of 2892	2900	chargeable.exe	33
PID 2900 wrote to memory of 2892	2900	chargeable.exe	33

C:\Users\Admin\AppData\Local\Temp\5fcad70659361b7c5d65802477203f585efe08fcd46b154e043d3682cba2e5acN.exe
"C:\Users\Admin\AppData\Local\Temp\5fcad70659361b7c5d65802477203f585efe08fcd46b154e043d3682cba2e5acN.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1680
- C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe
  "C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2208
- - C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe
    C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:2900
  - - C:\Windows\SysWOW64\netsh.exe
      netsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe" "chargeable.exe" ENABLE
      4⤵
      Modifies Windows Firewall
      Event Triggered Execution: Netsh Helper DLL
      System Location Discovery: System Language Discovery
      PID:2892

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

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Event Triggered Execution

1

T1546

Netsh Helper DLL

1

T1546.007

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Event Triggered Execution

1

T1546

Netsh Helper DLL

1

T1546.007

Defense Evasion

Impair Defenses

1

T1562

Disable or Modify System Firewall

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

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\37C951188967C8EB88D99893D9D191FE

Filesize
1KB

MD5
f0cf5b1794eca7cd73f9c020daab8ef2

SHA1
cd040b212f8cd90e629e7acefd14972b68e575ea

SHA256
2af00edce7ef3266897e52dc81e8de3b7a079028c0f1f96eaff9e38ad342f617

SHA512
55c9f22bc101c986b2e83f31e20415031fbf1fbfedd33907487de75069c43c5cfe3ba243025de6b66405925ba506f66d19d9da69af187f499143bc2da71341de

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\37C951188967C8EB88D99893D9D191FE

Filesize
264B

MD5
b3ff238e5adecf94f2b7f2a309733c90

SHA1
eb29afc1eb4af836675d8e13cf0f86306a139bec

SHA256
b85f731ba5ba58f1279d05a20c524ff98ea7bbe0e45e55b0868f7ac6111586c0

SHA512
6f7b06c9d77f3247f05f1c73bfef886e446c225bfa99474ccb0c1f872c2afe0869db3c9cf059293d01fdb1301c7f793aa064a14a2fc37eecfa29bfe242a9a0c6

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
342B

MD5
6a974866f8abb5a7557e87ca78725e0e

SHA1
893f56999a2c88a753ba8d2f6fe29e72c33d8d77

SHA256
5f9d520b1c157009dad9bba7400380795c4fa26464fb34bb806bf4b1aa5bea80

SHA512
069be1ba60b21594ade2e2cf864603b63778931230a0a306586bf47053dad3e8aded4feb87f86486eeb3f64ab1bcf9be8d0950a717b67e41e6a214617f11a297

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
342B

MD5
0cc56bdf4ac16220b214583a12ad4685

SHA1
7c63d11213c3927c4e78f3f08c18b88965458474

SHA256
7d3c653d50090f6ef7a2775b02ac10523d59d3e0b9659e75f2a166b04a1ef70c

SHA512
ceb3d53791b201401d8ad9c9e625d4fd2f9916a9b5cc6ad5587ab82f1fe53f7f6b718f8e41b19f396c7303e3059386364ac417f0b5dd5d0ebc325e102ad1f3da

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
342B

MD5
ba5cc2716f5f759bbfb7e84bca05dd3d

SHA1
6d4c010869c1c42b5899506fc94a3e0fa533ec4a

SHA256
a9d6d11653cf631fbb3cfe109754a6393521bad8ec978858a5a6682e651a1a82

SHA512
c23893cc12d9fc482cf438b4860dcec45e841ea37d800bb400882895092abc26d49ec87b2a4cdd56ae45a4b681df8c6841fcc1009eda43e9275e8f6d9b3619ac

Download Submit
C:\Users\Admin\AppData\Local\Temp\CabBA9A.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\TarBA9D.tmp

Filesize
181KB

MD5
4ea6026cf93ec6338144661bf1202cd1

SHA1
a1dec9044f750ad887935a01430bf49322fbdcb7

SHA256
8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

SHA512
6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

Download Submit
C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe

Filesize
119KB

MD5
da16e66fb5739424f937f9d42b3a5fd2

SHA1
0a5a509ac8afe464f3d20ba16db405dda43b3ed0

SHA256
39d9dfda1bc6255c7ffb34e0e398ed0ddaf630f726bbee35a336a86a4597323d

SHA512
496946fa80e906117f48dde8319d1525deb48099e784f70c8766ae1d2865110d80eb3e3ab6babd92c6af6d21df628376e11d9dbe4fc4b292b6b83b43f9763f33

Download Submit
memory/1680-175-0x0000000074F20000-0x00000000754CB000-memory.dmp

Filesize
5.7MB

Download
memory/1680-166-0x0000000074F20000-0x00000000754CB000-memory.dmp

Filesize
5.7MB

Download
memory/1680-0-0x0000000074F21000-0x0000000074F22000-memory.dmp

Filesize
4KB

Download
memory/1680-1-0x0000000074F20000-0x00000000754CB000-memory.dmp

Filesize
5.7MB

Download
memory/2900-342-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2900-344-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2900-345-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads