njrat | 0dd42f9972f8ed7ee8c3baa8f683000272036d7c3e8122b075bcce3c5e1934a8

General

Target

0dd42f9972f8ed7ee8c3baa8f683000272036d7c3e8122b075bcce3c5e1934a8N.exe
Size

93KB
MD5

347136840cb1381fad7a452e0934cdc0
SHA1

88d5c5a8b98f69bd25bbfd4b5503f8a836ebd6a2
SHA256

0dd42f9972f8ed7ee8c3baa8f683000272036d7c3e8122b075bcce3c5e1934a8
SHA512

77755e12d2c5de54b6eac11373c73f8f7250126849fef8f2c55a0979f08231758ec072f4a832ba02ecf717340db12d56aa76f60d6f8b2d9b75269108cfb666d3
SSDEEP

768:qY3K5BnkpjTMpALPGMtsas88EtNXhe9f1mxCXxrjEtCdnl2pi1Rz4Rk39sGdpigM:Y5RkVbPGHz88EbW1pjEwzGi1dDtDigS

Score

10^/10

njrat hacked discovery evasion persistence privilege_escalation trojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

HacKed

C2

hakim32.ddns.net:2000

127.0.0.1:8888

Mutex

092f7f2e0326c4ab96afa5b2d81a0187

Attributes

reg_key
092f7f2e0326c4ab96afa5b2d81a0187
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
2688	netsh.exe

Drops startup file 4 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Microsoft Corporation.exe	server.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Microsoft Corporation.exe	server.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\092f7f2e0326c4ab96afa5b2d81a0187Windows Update.exe	server.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\092f7f2e0326c4ab96afa5b2d81a0187Windows Update.exe	server.exe

Executes dropped EXE 1 IoCs

pid	Process
2836	server.exe

Loads dropped DLL 2 IoCs

pid	Process
2704	0dd42f9972f8ed7ee8c3baa8f683000272036d7c3e8122b075bcce3c5e1934a8N.exe
2704	0dd42f9972f8ed7ee8c3baa8f683000272036d7c3e8122b075bcce3c5e1934a8N.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\Explower.exe	server.exe
File opened for modification	C:\Program Files (x86)\Explower.exe	server.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 3 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	netsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	0dd42f9972f8ed7ee8c3baa8f683000272036d7c3e8122b075bcce3c5e1934a8N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	server.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2836	server.exe

Suspicious use of AdjustPrivilegeToken 29 IoCs

description	pid	Process
Token: SeDebugPrivilege	2836	server.exe
Token: 33	2836	server.exe
Token: SeIncBasePriorityPrivilege	2836	server.exe
Token: 33	2836	server.exe
Token: SeIncBasePriorityPrivilege	2836	server.exe
Token: 33	2836	server.exe
Token: SeIncBasePriorityPrivilege	2836	server.exe
Token: 33	2836	server.exe
Token: SeIncBasePriorityPrivilege	2836	server.exe
Token: 33	2836	server.exe
Token: SeIncBasePriorityPrivilege	2836	server.exe
Token: 33	2836	server.exe
Token: SeIncBasePriorityPrivilege	2836	server.exe
Token: 33	2836	server.exe
Token: SeIncBasePriorityPrivilege	2836	server.exe
Token: 33	2836	server.exe
Token: SeIncBasePriorityPrivilege	2836	server.exe
Token: 33	2836	server.exe
Token: SeIncBasePriorityPrivilege	2836	server.exe
Token: 33	2836	server.exe
Token: SeIncBasePriorityPrivilege	2836	server.exe
Token: 33	2836	server.exe
Token: SeIncBasePriorityPrivilege	2836	server.exe
Token: 33	2836	server.exe
Token: SeIncBasePriorityPrivilege	2836	server.exe
Token: 33	2836	server.exe
Token: SeIncBasePriorityPrivilege	2836	server.exe
Token: 33	2836	server.exe
Token: SeIncBasePriorityPrivilege	2836	server.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2704 wrote to memory of 2836	2704	0dd42f9972f8ed7ee8c3baa8f683000272036d7c3e8122b075bcce3c5e1934a8N.exe	30
PID 2704 wrote to memory of 2836	2704	0dd42f9972f8ed7ee8c3baa8f683000272036d7c3e8122b075bcce3c5e1934a8N.exe	30
PID 2704 wrote to memory of 2836	2704	0dd42f9972f8ed7ee8c3baa8f683000272036d7c3e8122b075bcce3c5e1934a8N.exe	30
PID 2704 wrote to memory of 2836	2704	0dd42f9972f8ed7ee8c3baa8f683000272036d7c3e8122b075bcce3c5e1934a8N.exe	30
PID 2836 wrote to memory of 2688	2836	server.exe	31
PID 2836 wrote to memory of 2688	2836	server.exe	31
PID 2836 wrote to memory of 2688	2836	server.exe	31
PID 2836 wrote to memory of 2688	2836	server.exe	31

C:\Users\Admin\AppData\Local\Temp\0dd42f9972f8ed7ee8c3baa8f683000272036d7c3e8122b075bcce3c5e1934a8N.exe
"C:\Users\Admin\AppData\Local\Temp\0dd42f9972f8ed7ee8c3baa8f683000272036d7c3e8122b075bcce3c5e1934a8N.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2704
- C:\Users\Admin\AppData\Roaming\server.exe
  "C:\Users\Admin\AppData\Roaming\server.exe"
  2⤵
  - Drops startup file
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2836
- - C:\Windows\SysWOW64\netsh.exe
    netsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\server.exe" "server.exe" ENABLE
    3⤵
    - Modifies Windows Firewall
    - Event Triggered Execution: Netsh Helper DLL
    - System Location Discovery: System Language Discovery
    PID:2688

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

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

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

1

T1562.004

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\app

Filesize
4B

MD5
fba73ce50d8cfb469ec29a2333b22a85

SHA1
4b7b6dfb36af4a016301dc065870dd0829db0a55

SHA256
56ae4e1144656432194c610e366fb556f7401a9993e75c0007f46397a5ddfa03

SHA512
b620d99e15c25e970a09738d14b493b2345ec1eb48737e2983565666a3c052d235712db01a110c9948dc00d62a14fcccf43ccc295f993d673334dc88497c77c7

Download Submit
\Users\Admin\AppData\Roaming\server.exe

Filesize
93KB

MD5
347136840cb1381fad7a452e0934cdc0

SHA1
88d5c5a8b98f69bd25bbfd4b5503f8a836ebd6a2

SHA256
0dd42f9972f8ed7ee8c3baa8f683000272036d7c3e8122b075bcce3c5e1934a8

SHA512
77755e12d2c5de54b6eac11373c73f8f7250126849fef8f2c55a0979f08231758ec072f4a832ba02ecf717340db12d56aa76f60d6f8b2d9b75269108cfb666d3

Download Submit
memory/2704-0-0x00000000747F1000-0x00000000747F2000-memory.dmp

Filesize
4KB

Download
memory/2704-1-0x00000000747F0000-0x0000000074D9B000-memory.dmp

Filesize
5.7MB

Download
memory/2704-2-0x00000000747F0000-0x0000000074D9B000-memory.dmp

Filesize
5.7MB

Download
memory/2704-14-0x00000000747F0000-0x0000000074D9B000-memory.dmp

Filesize
5.7MB

Download
memory/2836-15-0x00000000747F0000-0x0000000074D9B000-memory.dmp

Filesize
5.7MB

Download
memory/2836-17-0x00000000747F0000-0x0000000074D9B000-memory.dmp

Filesize
5.7MB

Download
memory/2836-16-0x00000000747F0000-0x0000000074D9B000-memory.dmp

Filesize
5.7MB

Download
memory/2836-25-0x00000000747F0000-0x0000000074D9B000-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