njrat | a0d32b7a7755b312af45165c7c2814e0cca2992da18224f0776258b484fd3358

General

Target

a0d32b7a7755b312af45165c7c2814e0cca2992da18224f0776258b484fd3358.exe
Size

115KB
MD5

efcd19db208e7ccbbea917ed18cae43a
SHA1

1ac3f2f6b17dccd029006d007da7401dd4b2a18f
SHA256

a0d32b7a7755b312af45165c7c2814e0cca2992da18224f0776258b484fd3358
SHA512

19c09886cf52aa39ae6d0c3b3d887471bd3ff53b54203759067ad6d5c5f59ebac6bc74680b7d34ac62ed5bdfdaa1e3f2c3ce790c8f47f53bc1c2b92c563602fc
SSDEEP

1536:WWp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4XEQhuxzuMiat6wF:P5eznsjsguGDFqGZ2riE

Score

10^/10

njrat neuf 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
888	netsh.exe

Executes dropped EXE 2 IoCs

pid	Process
2108	chargeable.exe
1176	chargeable.exe

Loads dropped DLL 2 IoCs

pid	Process
1644	a0d32b7a7755b312af45165c7c2814e0cca2992da18224f0776258b484fd3358.exe
1644	a0d32b7a7755b312af45165c7c2814e0cca2992da18224f0776258b484fd3358.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-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Windows\CurrentVersion\Run\SysMain = "C:\\Users\\Admin\\AppData\\Local\\Temp\\a0d32b7a7755b312af45165c7c2814e0cca2992da18224f0776258b484fd3358.exe"	a0d32b7a7755b312af45165c7c2814e0cca2992da18224f0776258b484fd3358.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Windows\CurrentVersion\Run\confuse = "C:\\Users\\Admin\\AppData\\Roaming\\confuse\\chargeable.exe"	a0d32b7a7755b312af45165c7c2814e0cca2992da18224f0776258b484fd3358.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2108 set thread context of 1176	2108	chargeable.exe	31

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

Suspicious use of AdjustPrivilegeToken 11 IoCs

description	pid	Process
Token: SeDebugPrivilege	1176	chargeable.exe
Token: 33	1176	chargeable.exe
Token: SeIncBasePriorityPrivilege	1176	chargeable.exe
Token: 33	1176	chargeable.exe
Token: SeIncBasePriorityPrivilege	1176	chargeable.exe
Token: 33	1176	chargeable.exe
Token: SeIncBasePriorityPrivilege	1176	chargeable.exe
Token: 33	1176	chargeable.exe
Token: SeIncBasePriorityPrivilege	1176	chargeable.exe
Token: 33	1176	chargeable.exe
Token: SeIncBasePriorityPrivilege	1176	chargeable.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 1644 wrote to memory of 2108	1644	a0d32b7a7755b312af45165c7c2814e0cca2992da18224f0776258b484fd3358.exe	28
PID 1644 wrote to memory of 2108	1644	a0d32b7a7755b312af45165c7c2814e0cca2992da18224f0776258b484fd3358.exe	28
PID 1644 wrote to memory of 2108	1644	a0d32b7a7755b312af45165c7c2814e0cca2992da18224f0776258b484fd3358.exe	28
PID 1644 wrote to memory of 2108	1644	a0d32b7a7755b312af45165c7c2814e0cca2992da18224f0776258b484fd3358.exe	28
PID 2108 wrote to memory of 1176	2108	chargeable.exe	31
PID 2108 wrote to memory of 1176	2108	chargeable.exe	31
PID 2108 wrote to memory of 1176	2108	chargeable.exe	31
PID 2108 wrote to memory of 1176	2108	chargeable.exe	31
PID 2108 wrote to memory of 1176	2108	chargeable.exe	31
PID 2108 wrote to memory of 1176	2108	chargeable.exe	31
PID 2108 wrote to memory of 1176	2108	chargeable.exe	31
PID 2108 wrote to memory of 1176	2108	chargeable.exe	31
PID 2108 wrote to memory of 1176	2108	chargeable.exe	31
PID 1176 wrote to memory of 888	1176	chargeable.exe	32
PID 1176 wrote to memory of 888	1176	chargeable.exe	32
PID 1176 wrote to memory of 888	1176	chargeable.exe	32
PID 1176 wrote to memory of 888	1176	chargeable.exe	32

C:\Users\Admin\AppData\Local\Temp\a0d32b7a7755b312af45165c7c2814e0cca2992da18224f0776258b484fd3358.exe
"C:\Users\Admin\AppData\Local\Temp\a0d32b7a7755b312af45165c7c2814e0cca2992da18224f0776258b484fd3358.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1644
- C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe
  "C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  PID:2108
- - C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe
    C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe
    3⤵
    - Executes dropped EXE
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:1176
  - - 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
      PID:888

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

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

Filesize
344B

MD5
a48ee4050559a0b972a9eac8e13cdf77

SHA1
5b181a65da02c1c11347d16e789689a80d2ede45

SHA256
8005b31a9ee6596a36b0dc3fda4eda56c32491db93e2f864aa8c47f47c71b8c5

SHA512
859c29a8c2521645a79049c960d06e870c1127a28b3fc4773808d17ba7e7648eb8fb36771f4efb47dce99b4823eea238c393fd9cd15bfd3e9d5ad5ea37c968ce

Download Submit
C:\Users\Admin\AppData\Local\Temp\Cab100A.tmp

Filesize
68KB

MD5
29f65ba8e88c063813cc50a4ea544e93

SHA1
05a7040d5c127e68c25d81cc51271ffb8bef3568

SHA256
1ed81fa8dfb6999a9fedc6e779138ffd99568992e22d300acd181a6d2c8de184

SHA512
e29b2e92c496245bed3372578074407e8ef8882906ce10c35b3c8deebfefe01b5fd7f3030acaa693e175f4b7aca6cd7d8d10ae1c731b09c5fa19035e005de3aa

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar101C.tmp

Filesize
177KB

MD5
435a9ac180383f9fa094131b173a2f7b

SHA1
76944ea657a9db94f9a4bef38f88c46ed4166983

SHA256
67dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34

SHA512
1a6b277611959720a9c71114957620517ad94541302f164eb872bd322292a952409bafb8bc2ac793b16ad5f25d83f8594ccff2b7834e3c2b2b941e6fc84c009a

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

Filesize
115KB

MD5
9235b9e3cdec2f70031fd862cf8823e3

SHA1
44668fadb3c1f17d3db981d55c1f0cbd803d9cee

SHA256
b3d8d80835476becabd09d464846bba42c8b070a60d07c19309b27e3a0afb344

SHA512
5bceb0955196ea4663b691ef6b5e7e1f69a6a6ec9a0b0a7239cf8ead1e2595707118afe8a8c16afe5e692fbb7078ff634414a47c458b13e0e5cb36adb8a99203

Download Submit
memory/1176-190-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/1176-193-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/1176-192-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/1644-0-0x0000000074A91000-0x0000000074A92000-memory.dmp

Filesize
4KB

Download
memory/1644-1-0x0000000074A90000-0x000000007503B000-memory.dmp

Filesize
5.7MB

Download
memory/1644-2-0x0000000074A90000-0x000000007503B000-memory.dmp

Filesize
5.7MB

Download
memory/1644-118-0x0000000074A90000-0x000000007503B000-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