njrat | c7752cdba78cce9bb84f8e38fc60ca538900cbf8ab8bb3544348cb866e3936fa

General

Target

c7752cdba78cce9bb84f8e38fc60ca538900cbf8ab8bb3544348cb866e3936fa.exe
Size

113KB
MD5

36f737a796c046bcb5181a78f31624a0
SHA1

d686e9d59ea498d21a593abd4019223f4613564b
SHA256

c7752cdba78cce9bb84f8e38fc60ca538900cbf8ab8bb3544348cb866e3936fa
SHA512

435e8b30d93b04ba44edf0dc289cdc0d497b8345fc331d65447a151c8323947b4172ee40a7ac754767166a78500f3b556877a85c1fe24710351cccec5f16680f
SSDEEP

1536:orp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4xtKegoxmOBh73vi:w5eznsjsguGDFqGx8egoxmO3rvi

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/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
1120	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-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\International\Geo\Nation	c7752cdba78cce9bb84f8e38fc60ca538900cbf8ab8bb3544348cb866e3936fa.exe

Executes dropped EXE 2 IoCs

pid	Process
2892	chargeable.exe
1424	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-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\confuse = "C:\\Users\\Admin\\AppData\\Roaming\\confuse\\chargeable.exe"	c7752cdba78cce9bb84f8e38fc60ca538900cbf8ab8bb3544348cb866e3936fa.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\SysMain = "C:\\Users\\Admin\\AppData\\Local\\Temp\\c7752cdba78cce9bb84f8e38fc60ca538900cbf8ab8bb3544348cb866e3936fa.exe"	c7752cdba78cce9bb84f8e38fc60ca538900cbf8ab8bb3544348cb866e3936fa.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2892 set thread context of 1424	2892	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 queried	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe
Key opened	\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	chargeable.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	chargeable.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	c7752cdba78cce9bb84f8e38fc60ca538900cbf8ab8bb3544348cb866e3936fa.exe

Suspicious use of AdjustPrivilegeToken 33 IoCs

description	pid	Process
Token: SeDebugPrivilege	1424	chargeable.exe
Token: 33	1424	chargeable.exe
Token: SeIncBasePriorityPrivilege	1424	chargeable.exe
Token: 33	1424	chargeable.exe
Token: SeIncBasePriorityPrivilege	1424	chargeable.exe
Token: 33	1424	chargeable.exe
Token: SeIncBasePriorityPrivilege	1424	chargeable.exe
Token: 33	1424	chargeable.exe
Token: SeIncBasePriorityPrivilege	1424	chargeable.exe
Token: 33	1424	chargeable.exe
Token: SeIncBasePriorityPrivilege	1424	chargeable.exe
Token: 33	1424	chargeable.exe
Token: SeIncBasePriorityPrivilege	1424	chargeable.exe
Token: 33	1424	chargeable.exe
Token: SeIncBasePriorityPrivilege	1424	chargeable.exe
Token: 33	1424	chargeable.exe
Token: SeIncBasePriorityPrivilege	1424	chargeable.exe
Token: 33	1424	chargeable.exe
Token: SeIncBasePriorityPrivilege	1424	chargeable.exe
Token: 33	1424	chargeable.exe
Token: SeIncBasePriorityPrivilege	1424	chargeable.exe
Token: 33	1424	chargeable.exe
Token: SeIncBasePriorityPrivilege	1424	chargeable.exe
Token: 33	1424	chargeable.exe
Token: SeIncBasePriorityPrivilege	1424	chargeable.exe
Token: 33	1424	chargeable.exe
Token: SeIncBasePriorityPrivilege	1424	chargeable.exe
Token: 33	1424	chargeable.exe
Token: SeIncBasePriorityPrivilege	1424	chargeable.exe
Token: 33	1424	chargeable.exe
Token: SeIncBasePriorityPrivilege	1424	chargeable.exe
Token: 33	1424	chargeable.exe
Token: SeIncBasePriorityPrivilege	1424	chargeable.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 2616 wrote to memory of 2892	2616	c7752cdba78cce9bb84f8e38fc60ca538900cbf8ab8bb3544348cb866e3936fa.exe	93
PID 2616 wrote to memory of 2892	2616	c7752cdba78cce9bb84f8e38fc60ca538900cbf8ab8bb3544348cb866e3936fa.exe	93
PID 2616 wrote to memory of 2892	2616	c7752cdba78cce9bb84f8e38fc60ca538900cbf8ab8bb3544348cb866e3936fa.exe	93
PID 2892 wrote to memory of 1424	2892	chargeable.exe	95
PID 2892 wrote to memory of 1424	2892	chargeable.exe	95
PID 2892 wrote to memory of 1424	2892	chargeable.exe	95
PID 2892 wrote to memory of 1424	2892	chargeable.exe	95
PID 2892 wrote to memory of 1424	2892	chargeable.exe	95
PID 2892 wrote to memory of 1424	2892	chargeable.exe	95
PID 2892 wrote to memory of 1424	2892	chargeable.exe	95
PID 2892 wrote to memory of 1424	2892	chargeable.exe	95
PID 1424 wrote to memory of 1120	1424	chargeable.exe	96
PID 1424 wrote to memory of 1120	1424	chargeable.exe	96
PID 1424 wrote to memory of 1120	1424	chargeable.exe	96

C:\Users\Admin\AppData\Local\Temp\c7752cdba78cce9bb84f8e38fc60ca538900cbf8ab8bb3544348cb866e3936fa.exe
"C:\Users\Admin\AppData\Local\Temp\c7752cdba78cce9bb84f8e38fc60ca538900cbf8ab8bb3544348cb866e3936fa.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2616
- 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:2892
- - 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:1424
  - - 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:1120

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
113KB

MD5
170ba5be400f26e771de57daa113e3ee

SHA1
3b3a7d10ca281030661cb32c21702ebc5338c9da

SHA256
e63095eb00f6b0ac3d2efcfa361af07bd218068fe0321da1b7bc120df7e5b724

SHA512
75f49d2c0dc14679236c0d64b03e88e1a02ef45d19f66ed3cb0961ad20f026cf1842e3af912e4c725186295dcc3c00ee3872b60cc855864bbda82c2193b5606e

Download Submit
memory/1424-22-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/1424-31-0x0000000075390000-0x0000000075941000-memory.dmp

Filesize
5.7MB

Download
memory/1424-30-0x0000000075390000-0x0000000075941000-memory.dmp

Filesize
5.7MB

Download
memory/1424-29-0x0000000075390000-0x0000000075941000-memory.dmp

Filesize
5.7MB

Download
memory/1424-27-0x0000000075390000-0x0000000075941000-memory.dmp

Filesize
5.7MB

Download
memory/1424-28-0x0000000075390000-0x0000000075941000-memory.dmp

Filesize
5.7MB

Download
memory/2616-7-0x0000000075390000-0x0000000075941000-memory.dmp

Filesize
5.7MB

Download
memory/2616-19-0x0000000075390000-0x0000000075941000-memory.dmp

Filesize
5.7MB

Download
memory/2616-0-0x0000000075392000-0x0000000075393000-memory.dmp

Filesize
4KB

Download
memory/2616-6-0x0000000075392000-0x0000000075393000-memory.dmp

Filesize
4KB

Download
memory/2616-2-0x0000000075390000-0x0000000075941000-memory.dmp

Filesize
5.7MB

Download
memory/2616-1-0x0000000075390000-0x0000000075941000-memory.dmp

Filesize
5.7MB

Download
memory/2892-21-0x0000000075390000-0x0000000075941000-memory.dmp

Filesize
5.7MB

Download
memory/2892-26-0x0000000075390000-0x0000000075941000-memory.dmp

Filesize
5.7MB

Download
memory/2892-20-0x0000000075390000-0x0000000075941000-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