njrat | 0ebfa3837880a9a8a5e28aa2d1a13c506dd26e25d4a237ed329c54f295c9fd31

General

Target

0ebfa3837880a9a8a5e28aa2d1a13c506dd26e25d4a237ed329c54f295c9fd31.exe
Size

97KB
MD5

0efdb7ccfc982bd7d74da473df7a0698
SHA1

7577010dc64a430d8dd0cf1201b70af3d60876e3
SHA256

0ebfa3837880a9a8a5e28aa2d1a13c506dd26e25d4a237ed329c54f295c9fd31
SHA512

171216e434c2f08e04145475014fa0821de209304fa2df9342cf413d01ae28af8666c75665f51daacee40d79fdf0fc86a2296dad82d9d3969446bbf02cfc2dab
SSDEEP

1536:WAp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4m:d5eznsjsguGDFqGm

Score

10^/10

njrat neuf defense_evasion discovery 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

defense_evasion

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

pid	Process
2280	netsh.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1121399784-3202166597-3503557106-1000\Control Panel\International\Geo\Nation	0ebfa3837880a9a8a5e28aa2d1a13c506dd26e25d4a237ed329c54f295c9fd31.exe

Executes dropped EXE 2 IoCs

pid	Process
4668	chargeable.exe
2664	chargeable.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-1-5-21-1121399784-3202166597-3503557106-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\confuse = "C:\\Users\\Admin\\AppData\\Roaming\\confuse\\chargeable.exe"	0ebfa3837880a9a8a5e28aa2d1a13c506dd26e25d4a237ed329c54f295c9fd31.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1121399784-3202166597-3503557106-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\SysMain = "C:\\Users\\Admin\\AppData\\Local\\Temp\\0ebfa3837880a9a8a5e28aa2d1a13c506dd26e25d4a237ed329c54f295c9fd31.exe"	0ebfa3837880a9a8a5e28aa2d1a13c506dd26e25d4a237ed329c54f295c9fd31.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4668 set thread context of 2664	4668	chargeable.exe	95

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	0ebfa3837880a9a8a5e28aa2d1a13c506dd26e25d4a237ed329c54f295c9fd31.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	2664	chargeable.exe
Token: 33	2664	chargeable.exe
Token: SeIncBasePriorityPrivilege	2664	chargeable.exe
Token: 33	2664	chargeable.exe
Token: SeIncBasePriorityPrivilege	2664	chargeable.exe
Token: 33	2664	chargeable.exe
Token: SeIncBasePriorityPrivilege	2664	chargeable.exe
Token: 33	2664	chargeable.exe
Token: SeIncBasePriorityPrivilege	2664	chargeable.exe
Token: 33	2664	chargeable.exe
Token: SeIncBasePriorityPrivilege	2664	chargeable.exe
Token: 33	2664	chargeable.exe
Token: SeIncBasePriorityPrivilege	2664	chargeable.exe
Token: 33	2664	chargeable.exe
Token: SeIncBasePriorityPrivilege	2664	chargeable.exe
Token: 33	2664	chargeable.exe
Token: SeIncBasePriorityPrivilege	2664	chargeable.exe
Token: 33	2664	chargeable.exe
Token: SeIncBasePriorityPrivilege	2664	chargeable.exe
Token: 33	2664	chargeable.exe
Token: SeIncBasePriorityPrivilege	2664	chargeable.exe
Token: 33	2664	chargeable.exe
Token: SeIncBasePriorityPrivilege	2664	chargeable.exe
Token: 33	2664	chargeable.exe
Token: SeIncBasePriorityPrivilege	2664	chargeable.exe
Token: 33	2664	chargeable.exe
Token: SeIncBasePriorityPrivilege	2664	chargeable.exe
Token: 33	2664	chargeable.exe
Token: SeIncBasePriorityPrivilege	2664	chargeable.exe
Token: 33	2664	chargeable.exe
Token: SeIncBasePriorityPrivilege	2664	chargeable.exe
Token: 33	2664	chargeable.exe
Token: SeIncBasePriorityPrivilege	2664	chargeable.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 3852 wrote to memory of 4668	3852	0ebfa3837880a9a8a5e28aa2d1a13c506dd26e25d4a237ed329c54f295c9fd31.exe	92
PID 3852 wrote to memory of 4668	3852	0ebfa3837880a9a8a5e28aa2d1a13c506dd26e25d4a237ed329c54f295c9fd31.exe	92
PID 3852 wrote to memory of 4668	3852	0ebfa3837880a9a8a5e28aa2d1a13c506dd26e25d4a237ed329c54f295c9fd31.exe	92
PID 4668 wrote to memory of 2664	4668	chargeable.exe	95
PID 4668 wrote to memory of 2664	4668	chargeable.exe	95
PID 4668 wrote to memory of 2664	4668	chargeable.exe	95
PID 4668 wrote to memory of 2664	4668	chargeable.exe	95
PID 4668 wrote to memory of 2664	4668	chargeable.exe	95
PID 4668 wrote to memory of 2664	4668	chargeable.exe	95
PID 4668 wrote to memory of 2664	4668	chargeable.exe	95
PID 4668 wrote to memory of 2664	4668	chargeable.exe	95
PID 2664 wrote to memory of 2280	2664	chargeable.exe	96
PID 2664 wrote to memory of 2280	2664	chargeable.exe	96
PID 2664 wrote to memory of 2280	2664	chargeable.exe	96

C:\Users\Admin\AppData\Local\Temp\0ebfa3837880a9a8a5e28aa2d1a13c506dd26e25d4a237ed329c54f295c9fd31.exe
"C:\Users\Admin\AppData\Local\Temp\0ebfa3837880a9a8a5e28aa2d1a13c506dd26e25d4a237ed329c54f295c9fd31.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3852
- 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:4668
- - 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:2664
  - - 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:2280

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

Query Registry

1

T1012

System Information Discovery

2

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\Local\Microsoft\CLR_v2.0_32\UsageLogs\chargeable.exe.log

Filesize
400B

MD5
0a9b4592cd49c3c21f6767c2dabda92f

SHA1
f534297527ae5ccc0ecb2221ddeb8e58daeb8b74

SHA256
c7effe9cb81a70d738dee863991afefab040290d4c4b78b4202383bcb9f88fcd

SHA512
6b878df474e5bbfb8e9e265f15a76560c2ef151dcebc6388c82d7f6f86ffaf83f5ade5a09f1842e493cb6c8fd63b0b88d088c728fd725f7139f965a5ee332307

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

Filesize
97KB

MD5
02f30a1fd09304f566796c408b09fd68

SHA1
7351be098d75da2889a1f609fa83248f9e9fbcbc

SHA256
27249f85e828cec3455d9f2a8524b21ab3b6fbbffb5a06ffa168b7795d194f48

SHA512
29e8f43db5eccc05a4096d3000e650e70242870c00971e7323a97ee3b70dc37635b6b513000a9e9cbe35e016e3bc223975057094443844d31c4339d1d42c930b

Download Submit
memory/2664-24-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2664-31-0x0000000074740000-0x0000000074CF1000-memory.dmp

Filesize
5.7MB

Download
memory/2664-30-0x0000000074740000-0x0000000074CF1000-memory.dmp

Filesize
5.7MB

Download
memory/2664-29-0x0000000074740000-0x0000000074CF1000-memory.dmp

Filesize
5.7MB

Download
memory/3852-7-0x0000000074740000-0x0000000074CF1000-memory.dmp

Filesize
5.7MB

Download
memory/3852-20-0x0000000074740000-0x0000000074CF1000-memory.dmp

Filesize
5.7MB

Download
memory/3852-19-0x0000000074740000-0x0000000074CF1000-memory.dmp

Filesize
5.7MB

Download
memory/3852-0-0x0000000074742000-0x0000000074743000-memory.dmp

Filesize
4KB

Download
memory/3852-6-0x0000000074742000-0x0000000074743000-memory.dmp

Filesize
4KB

Download
memory/3852-2-0x0000000074740000-0x0000000074CF1000-memory.dmp

Filesize
5.7MB

Download
memory/3852-1-0x0000000074740000-0x0000000074CF1000-memory.dmp

Filesize
5.7MB

Download
memory/4668-23-0x0000000074740000-0x0000000074CF1000-memory.dmp

Filesize
5.7MB

Download
memory/4668-22-0x0000000074740000-0x0000000074CF1000-memory.dmp

Filesize
5.7MB

Download
memory/4668-21-0x0000000074740000-0x0000000074CF1000-memory.dmp

Filesize
5.7MB

Download
memory/4668-28-0x0000000074740000-0x0000000074CF1000-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