njrat | 7dafea747cea5cfdbef469966acaa7f3943962de6a40f6909cb8f167d612b3f8

General

Target

7dafea747cea5cfdbef469966acaa7f3943962de6a40f6909cb8f167d612b3f8.exe
Size

999KB
MD5

b20afbf4f8f5abca8b7622279afc86f4
SHA1

9631428b25e7c115c970763cb3362d67acdfad76
SHA256

7dafea747cea5cfdbef469966acaa7f3943962de6a40f6909cb8f167d612b3f8
SHA512

31e16148c8d73956fa4bbf640495b68305f1b6a34c489e4dbd5a73a5dcde0a1c80813aaa2ec2cafeaff2539bde79b5d91eadbd48a5c13a20a80a7bf6f022ffef
SSDEEP

24576:A4lavt0LkLL9IMixoEgeaWp/+hwWq9MmCS:3kwkn9IMHeaWp0PaPCS

Score

10^/10

njrat hacked defense_evasion discovery persistence privilege_escalation trojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

HacKed

C2

10.10.10.18:5552

Mutex

54435c35e0b080ff81569515525baf6b

Attributes

reg_key
54435c35e0b080ff81569515525baf6b
splitter
|'|'|

Signatures

Njrat family
njrat

UAC bypass 3 TTPs 2 IoCs

defense_evasion trojan

Bypass User Account Control

T1548.002

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0"	7dafea747cea5cfdbef469966acaa7f3943962de6a40f6909cb8f167d612b3f8.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	7dafea747cea5cfdbef469966acaa7f3943962de6a40f6909cb8f167d612b3f8.exe

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
1312	netsh.exe

Executes dropped EXE 2 IoCs

pid	Process
1692	6393.exe
2600	server.exe

Loads dropped DLL 4 IoCs

pid	Process
1632	7dafea747cea5cfdbef469966acaa7f3943962de6a40f6909cb8f167d612b3f8.exe
1632	7dafea747cea5cfdbef469966acaa7f3943962de6a40f6909cb8f167d612b3f8.exe
1632	7dafea747cea5cfdbef469966acaa7f3943962de6a40f6909cb8f167d612b3f8.exe
1692	6393.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-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Windows\CurrentVersion\Run\54435c35e0b080ff81569515525baf6b = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\server.exe\" .."	server.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\54435c35e0b080ff81569515525baf6b = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\server.exe\" .."	server.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

defense_evasion trojan

System Information Discovery

T1082

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	7dafea747cea5cfdbef469966acaa7f3943962de6a40f6909cb8f167d612b3f8.exe

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 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	7dafea747cea5cfdbef469966acaa7f3943962de6a40f6909cb8f167d612b3f8.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	6393.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	DllHost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	server.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe

Suspicious use of AdjustPrivilegeToken 35 IoCs

description	pid	Process
Token: SeDebugPrivilege	2600	server.exe
Token: 33	2600	server.exe
Token: SeIncBasePriorityPrivilege	2600	server.exe
Token: 33	2600	server.exe
Token: SeIncBasePriorityPrivilege	2600	server.exe
Token: 33	2600	server.exe
Token: SeIncBasePriorityPrivilege	2600	server.exe
Token: 33	2600	server.exe
Token: SeIncBasePriorityPrivilege	2600	server.exe
Token: 33	2600	server.exe
Token: SeIncBasePriorityPrivilege	2600	server.exe
Token: 33	2600	server.exe
Token: SeIncBasePriorityPrivilege	2600	server.exe
Token: 33	2600	server.exe
Token: SeIncBasePriorityPrivilege	2600	server.exe
Token: 33	2600	server.exe
Token: SeIncBasePriorityPrivilege	2600	server.exe
Token: 33	2600	server.exe
Token: SeIncBasePriorityPrivilege	2600	server.exe
Token: 33	2600	server.exe
Token: SeIncBasePriorityPrivilege	2600	server.exe
Token: 33	2600	server.exe
Token: SeIncBasePriorityPrivilege	2600	server.exe
Token: 33	2600	server.exe
Token: SeIncBasePriorityPrivilege	2600	server.exe
Token: 33	2600	server.exe
Token: SeIncBasePriorityPrivilege	2600	server.exe
Token: 33	2600	server.exe
Token: SeIncBasePriorityPrivilege	2600	server.exe
Token: 33	2600	server.exe
Token: SeIncBasePriorityPrivilege	2600	server.exe
Token: 33	2600	server.exe
Token: SeIncBasePriorityPrivilege	2600	server.exe
Token: 33	2600	server.exe
Token: SeIncBasePriorityPrivilege	2600	server.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2964	DllHost.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2964	DllHost.exe
2964	DllHost.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1632 wrote to memory of 1692	1632	7dafea747cea5cfdbef469966acaa7f3943962de6a40f6909cb8f167d612b3f8.exe	31
PID 1632 wrote to memory of 1692	1632	7dafea747cea5cfdbef469966acaa7f3943962de6a40f6909cb8f167d612b3f8.exe	31
PID 1632 wrote to memory of 1692	1632	7dafea747cea5cfdbef469966acaa7f3943962de6a40f6909cb8f167d612b3f8.exe	31
PID 1632 wrote to memory of 1692	1632	7dafea747cea5cfdbef469966acaa7f3943962de6a40f6909cb8f167d612b3f8.exe	31
PID 1692 wrote to memory of 2600	1692	6393.exe	33
PID 1692 wrote to memory of 2600	1692	6393.exe	33
PID 1692 wrote to memory of 2600	1692	6393.exe	33
PID 1692 wrote to memory of 2600	1692	6393.exe	33
PID 2600 wrote to memory of 1312	2600	server.exe	34
PID 2600 wrote to memory of 1312	2600	server.exe	34
PID 2600 wrote to memory of 1312	2600	server.exe	34
PID 2600 wrote to memory of 1312	2600	server.exe	34

System policy modification 1 TTPs 3 IoCs

defense_evasion

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System	7dafea747cea5cfdbef469966acaa7f3943962de6a40f6909cb8f167d612b3f8.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0"	7dafea747cea5cfdbef469966acaa7f3943962de6a40f6909cb8f167d612b3f8.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	7dafea747cea5cfdbef469966acaa7f3943962de6a40f6909cb8f167d612b3f8.exe

C:\Users\Admin\AppData\Local\Temp\7dafea747cea5cfdbef469966acaa7f3943962de6a40f6909cb8f167d612b3f8.exe
"C:\Users\Admin\AppData\Local\Temp\7dafea747cea5cfdbef469966acaa7f3943962de6a40f6909cb8f167d612b3f8.exe"
1⤵
- UAC bypass
- Loads dropped DLL
- Checks whether UAC is enabled
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
- System policy modification
PID:1632
- C:\Users\Admin\AppData\Local\Temp\6393\6393.exe
  "C:\Users\Admin\AppData\Local\Temp\6393\6393.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1692
- - C:\Users\Admin\AppData\Local\Temp\server.exe
    "C:\Users\Admin\AppData\Local\Temp\server.exe"
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:2600
  - - C:\Windows\SysWOW64\netsh.exe
      netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\server.exe" "server.exe" ENABLE
      4⤵
      Modifies Windows Firewall
      Event Triggered Execution: Netsh Helper DLL
      System Location Discovery: System Language Discovery
      PID:1312

C:\Windows\SysWOW64\DllHost.exe
C:\Windows\SysWOW64\DllHost.exe /Processid:{76D0CB12-7604-4048-B83C-1005C7DDC503}
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:2964

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

Abuse Elevation Control Mechanism

1

T1548

Bypass User Account Control

1

T1548.002

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

Abuse Elevation Control Mechanism

1

T1548

Bypass User Account Control

1

T1548.002

Impair Defenses

2

T1562

Disable or Modify System Firewall

1

T1562.004

Disable or Modify Tools

Modify Registry

Credential Access

Discovery

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\Temp\ferrari-SF23.jpg

Filesize
80KB

MD5
09681c3e7380178ddcdbe0503ffa1dd9

SHA1
57daa0a255ebd46c02b4c63c1e1276f3ed24822f

SHA256
d5996441cb6b93c1315c1faf1c4d38fa55a530191a4f8ca60f5d45d4d23407b9

SHA512
89475b74ba7771bc0a7f732becd26c55c67771205c99558c543001cf59964da280a25e6ea123c9b6397b6c32bb5ca150249afbbfc89abf928b65a4d1f2100408

Download Submit
\Users\Admin\AppData\Local\Temp\6393\6393.exe

Filesize
23KB

MD5
2dedff5b288f6808b717cc2042855652

SHA1
65dd1b5ae9969d4e400e590cd4e759a544d446b6

SHA256
7689c0d69bd6bb83a54b858c0c844d50576cab09462639fb8f495727bdbb0453

SHA512
e80dc0f1307d5fde3801c6f669ce2e84a9daf52dd40f71d638b214141ccc5b7bb8311b8d490c1e19cbbb95c72d1fd9fcd308b9c02a7e22a330e6db60713cf693

Download Submit
memory/1632-28-0x0000000000AC0000-0x0000000000AC2000-memory.dmp

Filesize
8KB

Download
memory/1692-27-0x0000000074951000-0x0000000074952000-memory.dmp

Filesize
4KB

Download
memory/1692-30-0x0000000074950000-0x0000000074EFB000-memory.dmp

Filesize
5.7MB

Download
memory/1692-31-0x0000000074950000-0x0000000074EFB000-memory.dmp

Filesize
5.7MB

Download
memory/1692-40-0x0000000074950000-0x0000000074EFB000-memory.dmp

Filesize
5.7MB

Download
memory/2964-29-0x00000000000B0000-0x00000000000B2000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads