njrat | e5bc0b1ea99391015f0199473250774663e13e5749bed3ed4f0205ffb94ea474

General

Target

e5bc0b1ea99391015f0199473250774663e13e5749bed3ed4f0205ffb94ea474.exe
Size

423KB
MD5

3d13e23fbf55b900900c939862fc0048
SHA1

7cd85cba33cb654c31b9103cea941e70271c9c68
SHA256

e5bc0b1ea99391015f0199473250774663e13e5749bed3ed4f0205ffb94ea474
SHA512

b5fb18102a89145b67460b69c5f647ce78adaae37542b7f2c15f6a606c898101730487c0ffe2ba1525114e4bcbcc88d599cb894539239da38968964a2481cc64
SSDEEP

12288:fTyY67zIjG4Kf7JiI7BKjkLOOkRE0XLWMJut:f87zIjH4iOBokKOkDZJut

Score

10^/10

njrat moh discovery evasion persistence privilege_escalation trojan

Malware Config

Extracted

Family

njrat

Version

0.6.4

Botnet

Moh

C2

diga.myftp.org:1194

Mutex

96df218067aa38f2987ac5ab00b8da99

Attributes

reg_key
96df218067aa38f2987ac5ab00b8da99
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

Processes:

netsh.exe

pid	Process
2736	netsh.exe

Executes dropped EXE 2 IoCs

Processes:

.exeGoogleUpdate.exe

pid	Process
2992	.exe
2552	GoogleUpdate.exe

Loads dropped DLL 1 IoCs

Processes:

.exe

pid	Process
2992	.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

Processes:

netsh.exe

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

Processes:

.exeGoogleUpdate.exenetsh.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	GoogleUpdate.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe

Modifies registry class 3 IoCs

Processes:

e5bc0b1ea99391015f0199473250774663e13e5749bed3ed4f0205ffb94ea474.exe

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1163522206-1469769407-485553996-1000_CLASSES\CID\{6D004F00-4600-4A00-3400-350058007600}	e5bc0b1ea99391015f0199473250774663e13e5749bed3ed4f0205ffb94ea474.exe
Key created	\REGISTRY\USER\S-1-5-21-1163522206-1469769407-485553996-1000_CLASSES\CID	e5bc0b1ea99391015f0199473250774663e13e5749bed3ed4f0205ffb94ea474.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1163522206-1469769407-485553996-1000_CLASSES\CID\{6D004F00-4600-4A00-3400-350058007600}\1 = "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"	e5bc0b1ea99391015f0199473250774663e13e5749bed3ed4f0205ffb94ea474.exe

NTFS ADS 1 IoCs

Processes:

e5bc0b1ea99391015f0199473250774663e13e5749bed3ed4f0205ffb94ea474.exe

description	ioc	Process
File created	C:\Users\Admin\AppData\Local\Temp:{6D004F00-4600-4A00-3400-350058007600}	e5bc0b1ea99391015f0199473250774663e13e5749bed3ed4f0205ffb94ea474.exe

Suspicious behavior: EnumeratesProcesses 37 IoCs

Processes:

GoogleUpdate.exe

pid	Process
2552	GoogleUpdate.exe
2552	GoogleUpdate.exe
2552	GoogleUpdate.exe
2552	GoogleUpdate.exe
2552	GoogleUpdate.exe
2552	GoogleUpdate.exe
2552	GoogleUpdate.exe
2552	GoogleUpdate.exe
2552	GoogleUpdate.exe
2552	GoogleUpdate.exe
2552	GoogleUpdate.exe
2552	GoogleUpdate.exe
2552	GoogleUpdate.exe
2552	GoogleUpdate.exe
2552	GoogleUpdate.exe
2552	GoogleUpdate.exe
2552	GoogleUpdate.exe
2552	GoogleUpdate.exe
2552	GoogleUpdate.exe
2552	GoogleUpdate.exe
2552	GoogleUpdate.exe
2552	GoogleUpdate.exe
2552	GoogleUpdate.exe
2552	GoogleUpdate.exe
2552	GoogleUpdate.exe
2552	GoogleUpdate.exe
2552	GoogleUpdate.exe
2552	GoogleUpdate.exe
2552	GoogleUpdate.exe
2552	GoogleUpdate.exe
2552	GoogleUpdate.exe
2552	GoogleUpdate.exe
2552	GoogleUpdate.exe
2552	GoogleUpdate.exe
2552	GoogleUpdate.exe
2552	GoogleUpdate.exe
2552	GoogleUpdate.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

GoogleUpdate.exe

description	pid	Process
Token: SeDebugPrivilege	2552	GoogleUpdate.exe

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

e5bc0b1ea99391015f0199473250774663e13e5749bed3ed4f0205ffb94ea474.exe.exeGoogleUpdate.exe

description	pid	Process	procid_target
PID 596 wrote to memory of 2992	596	e5bc0b1ea99391015f0199473250774663e13e5749bed3ed4f0205ffb94ea474.exe	31
PID 596 wrote to memory of 2992	596	e5bc0b1ea99391015f0199473250774663e13e5749bed3ed4f0205ffb94ea474.exe	31
PID 596 wrote to memory of 2992	596	e5bc0b1ea99391015f0199473250774663e13e5749bed3ed4f0205ffb94ea474.exe	31
PID 596 wrote to memory of 2992	596	e5bc0b1ea99391015f0199473250774663e13e5749bed3ed4f0205ffb94ea474.exe	31
PID 2992 wrote to memory of 2552	2992	.exe	32
PID 2992 wrote to memory of 2552	2992	.exe	32
PID 2992 wrote to memory of 2552	2992	.exe	32
PID 2992 wrote to memory of 2552	2992	.exe	32
PID 2992 wrote to memory of 2552	2992	.exe	32
PID 2992 wrote to memory of 2552	2992	.exe	32
PID 2992 wrote to memory of 2552	2992	.exe	32
PID 2552 wrote to memory of 2736	2552	GoogleUpdate.exe	33
PID 2552 wrote to memory of 2736	2552	GoogleUpdate.exe	33
PID 2552 wrote to memory of 2736	2552	GoogleUpdate.exe	33
PID 2552 wrote to memory of 2736	2552	GoogleUpdate.exe	33

C:\Users\Admin\AppData\Local\Temp\e5bc0b1ea99391015f0199473250774663e13e5749bed3ed4f0205ffb94ea474.exe
"C:\Users\Admin\AppData\Local\Temp\e5bc0b1ea99391015f0199473250774663e13e5749bed3ed4f0205ffb94ea474.exe"
1⤵
- Modifies registry class
- NTFS ADS
- Suspicious use of WriteProcessMemory
PID:596
- C:\Users\Admin\AppData\Local\Temp\.exe
  "C:\Users\Admin\AppData\Local\Temp\.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2992
- - C:\Users\Admin\AppData\Roaming\GoogleUpdate.exe
    "C:\Users\Admin\AppData\Roaming\GoogleUpdate.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:2552
  - - C:\Windows\SysWOW64\netsh.exe
      netsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\GoogleUpdate.exe" "GoogleUpdate.exe" ENABLE
      4⤵
      Modifies Windows Firewall
      Event Triggered Execution: Netsh Helper DLL
      System Location Discovery: System Language Discovery
      PID:2736

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\

MD5
d41d8cd98f00b204e9800998ecf8427e

SHA1
da39a3ee5e6b4b0d3255bfef95601890afd80709

SHA256
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

SHA512
cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

Download Submit
C:\Users\Admin\AppData\Local\Temp\.exe

Filesize
29KB

MD5
e804ca44193c62bf5ebea550ce9f7c6b

SHA1
2c4a85def33f589c5e41e146dc89a89505f32e68

SHA256
dd215f63795ea6cbff02bc720a35e94172decb8ec4bc9ac459a999d8e4430575

SHA512
9ba347e5a33dfe1b3d72b9314bb44075523fb00bf465f4cbb37b5823853e48c94091594f448aad3540525b3b4acfe00e5f7e57b354e9c201543de0008d783f21

Download Submit
memory/596-0-0x000007FEF58EE000-0x000007FEF58EF000-memory.dmp

Filesize
4KB

Download
memory/596-1-0x000007FEF5630000-0x000007FEF5FCD000-memory.dmp

Filesize
9.6MB

Download
memory/596-26-0x000007FEF5630000-0x000007FEF5FCD000-memory.dmp

Filesize
9.6MB

Download
memory/2992-15-0x00000000744B1000-0x00000000744B2000-memory.dmp

Filesize
4KB

Download
memory/2992-16-0x00000000744B0000-0x0000000074A5B000-memory.dmp

Filesize
5.7MB

Download
memory/2992-17-0x00000000744B0000-0x0000000074A5B000-memory.dmp

Filesize
5.7MB

Download
memory/2992-25-0x00000000744B0000-0x0000000074A5B000-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