njrat | dad1c22bb32e78c5e87e6b3f698a9b84a392964d3a1f789780acce8fa6a4d445

General

Target

99c26779cbc9d5de6148596676db53b0N.exe
Size

116KB
MD5

99c26779cbc9d5de6148596676db53b0
SHA1

a82b74cdd298644d8b726d0ebfa8b0fc8d4edf26
SHA256

dad1c22bb32e78c5e87e6b3f698a9b84a392964d3a1f789780acce8fa6a4d445
SHA512

1d87aec7ef101b9940e37938d3662470689ebc822320758fdc44e12079046c52a8bc9defd24444639e8b5e500c87dd3235e06aef457b6363116235c944e99179
SSDEEP

1536:WWp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4XEQhuxzuMDIt:P5eznsjsguGDFqGZ2rDIt

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
2856	netsh.exe

Executes dropped EXE 2 IoCs

pid	Process
1344	chargeable.exe
2760	chargeable.exe

Loads dropped DLL 2 IoCs

pid	Process
2420	99c26779cbc9d5de6148596676db53b0N.exe
2420	99c26779cbc9d5de6148596676db53b0N.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\confuse = "C:\\Users\\Admin\\AppData\\Roaming\\confuse\\chargeable.exe"	99c26779cbc9d5de6148596676db53b0N.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Windows\CurrentVersion\Run\SysMain = "C:\\Users\\Admin\\AppData\\Local\\Temp\\99c26779cbc9d5de6148596676db53b0N.exe"	99c26779cbc9d5de6148596676db53b0N.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1344 set thread context of 2760	1344	chargeable.exe	32

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	netsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	99c26779cbc9d5de6148596676db53b0N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	chargeable.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	chargeable.exe

Suspicious use of AdjustPrivilegeToken 25 IoCs

description	pid	Process
Token: SeDebugPrivilege	2760	chargeable.exe
Token: 33	2760	chargeable.exe
Token: SeIncBasePriorityPrivilege	2760	chargeable.exe
Token: 33	2760	chargeable.exe
Token: SeIncBasePriorityPrivilege	2760	chargeable.exe
Token: 33	2760	chargeable.exe
Token: SeIncBasePriorityPrivilege	2760	chargeable.exe
Token: 33	2760	chargeable.exe
Token: SeIncBasePriorityPrivilege	2760	chargeable.exe
Token: 33	2760	chargeable.exe
Token: SeIncBasePriorityPrivilege	2760	chargeable.exe
Token: 33	2760	chargeable.exe
Token: SeIncBasePriorityPrivilege	2760	chargeable.exe
Token: 33	2760	chargeable.exe
Token: SeIncBasePriorityPrivilege	2760	chargeable.exe
Token: 33	2760	chargeable.exe
Token: SeIncBasePriorityPrivilege	2760	chargeable.exe
Token: 33	2760	chargeable.exe
Token: SeIncBasePriorityPrivilege	2760	chargeable.exe
Token: 33	2760	chargeable.exe
Token: SeIncBasePriorityPrivilege	2760	chargeable.exe
Token: 33	2760	chargeable.exe
Token: SeIncBasePriorityPrivilege	2760	chargeable.exe
Token: 33	2760	chargeable.exe
Token: SeIncBasePriorityPrivilege	2760	chargeable.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 2420 wrote to memory of 1344	2420	99c26779cbc9d5de6148596676db53b0N.exe	30
PID 2420 wrote to memory of 1344	2420	99c26779cbc9d5de6148596676db53b0N.exe	30
PID 2420 wrote to memory of 1344	2420	99c26779cbc9d5de6148596676db53b0N.exe	30
PID 2420 wrote to memory of 1344	2420	99c26779cbc9d5de6148596676db53b0N.exe	30
PID 1344 wrote to memory of 2760	1344	chargeable.exe	32
PID 1344 wrote to memory of 2760	1344	chargeable.exe	32
PID 1344 wrote to memory of 2760	1344	chargeable.exe	32
PID 1344 wrote to memory of 2760	1344	chargeable.exe	32
PID 1344 wrote to memory of 2760	1344	chargeable.exe	32
PID 1344 wrote to memory of 2760	1344	chargeable.exe	32
PID 1344 wrote to memory of 2760	1344	chargeable.exe	32
PID 1344 wrote to memory of 2760	1344	chargeable.exe	32
PID 1344 wrote to memory of 2760	1344	chargeable.exe	32
PID 2760 wrote to memory of 2856	2760	chargeable.exe	33
PID 2760 wrote to memory of 2856	2760	chargeable.exe	33
PID 2760 wrote to memory of 2856	2760	chargeable.exe	33
PID 2760 wrote to memory of 2856	2760	chargeable.exe	33

C:\Users\Admin\AppData\Local\Temp\99c26779cbc9d5de6148596676db53b0N.exe
"C:\Users\Admin\AppData\Local\Temp\99c26779cbc9d5de6148596676db53b0N.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2420
- 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:1344
- - 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:2760
  - - 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:2856

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

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\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
342B

MD5
d78e9e4d73fc2a4b27cf45b71e73a1fd

SHA1
8ad67ddcf7111e0f9c4c7fed19bc82e6a3935b9d

SHA256
f591aea97fd1ded43bad403c3366581c1590466716a221b4f4aa8ff6bc2b0f5c

SHA512
eb4e36925d7ed67a0bd4f9229804a55c5aec8cae2bd07109f240206134dfa290891d01a514181d6b74a1adde42abfe688cabd2186f84653819798e22d2e594ac

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
342B

MD5
d3157b249e6480f3aeb16a9c430f84fb

SHA1
c24867207e6f2634d90ab246d2f4ca5a19eb0659

SHA256
155d65c0803f1ccc63d59413a096e5b73841a26b63ebae29077da019ab1a1d5c

SHA512
6668c8837bd0175cb0837c87d919260a8d1c95a3ab86f6239ef418111d54bda67b1ca0c6239c383a33da123a8424b59d460c4fc57b84133ece2ef6c48e764ca4

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
342B

MD5
05f550a1287580428ae9424e204da6c8

SHA1
dff7489f393146d74a87a98d34236d5e2b083744

SHA256
276beba73284528205c5bb884d3baa3cddc61d2ddb5bdaff6a77309290b4553c

SHA512
acdd88b2c2c61751bb95abf51b57a145f3a2e8b9598c46e82c6b65c0a32bc8af5efe550e5119b695d8330dbf13f24c9acb8404d0d80ede0991dd4ed6236c856c

Download Submit
C:\Users\Admin\AppData\Local\Temp\Cab9C9F.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar9CB2.tmp

Filesize
181KB

MD5
4ea6026cf93ec6338144661bf1202cd1

SHA1
a1dec9044f750ad887935a01430bf49322fbdcb7

SHA256
8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

SHA512
6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

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

Filesize
117KB

MD5
b04d0cad66463b8aa4836e586e356fb8

SHA1
1fd3b3d4e91e0b2054d1042a9d7a8d6494cd5b74

SHA256
ef42639dc38273abfab6dde19ea97219ee371928cf1df83e74d69508732bd800

SHA512
18eabb860098e13ab4b2c29786fa25e55e29adc77795795be075b8d3b1adcdbbd31a96f96d1ee263a68477a7304a808442b557e55f40a07bb2cc15f3fc5e222d

Download Submit
memory/2420-0-0x0000000074D11000-0x0000000074D12000-memory.dmp

Filesize
4KB

Download
memory/2420-164-0x0000000074D10000-0x00000000752BB000-memory.dmp

Filesize
5.7MB

Download
memory/2420-174-0x0000000074D10000-0x00000000752BB000-memory.dmp

Filesize
5.7MB

Download
memory/2420-2-0x0000000074D10000-0x00000000752BB000-memory.dmp

Filesize
5.7MB

Download
memory/2420-1-0x0000000074D10000-0x00000000752BB000-memory.dmp

Filesize
5.7MB

Download
memory/2760-338-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2760-341-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2760-340-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads