njrat | d6ddb50a5c9f484e89fc63cd7bdab796b63c91ba6034271df5c17aa1919bccb5

General

Target

d6ddb50a5c9f484e89fc63cd7bdab796b63c91ba6034271df5c17aa1919bccb5.exe
Size

107KB
MD5

d0560b1ff5ba43a589cd96b269fab094
SHA1

bb0dda16de1c2be8ce1e2867c3868e7fad8eb07e
SHA256

d6ddb50a5c9f484e89fc63cd7bdab796b63c91ba6034271df5c17aa1919bccb5
SHA512

e5a5135391b2fc3c987f856f53884c53b7f5d1d46178450184d6d7af9a78716105e33c005d91e75a0495aa9b908c52a0efbdb96ac22f082ac5da33c8790954b4
SSDEEP

1536:orp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4xtKegoxmOBK:w5eznsjsguGDFqGx8egoxmOQ

Score

10^/10

njrat neuf evasion persistence 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

Processes:

netsh.exe

pid process

3308 netsh.exe

pid	process
3308	netsh.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

d6ddb50a5c9f484e89fc63cd7bdab796b63c91ba6034271df5c17aa1919bccb5.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-355664440-2199602304-1223909400-1000\Control Panel\International\Geo\Nation	d6ddb50a5c9f484e89fc63cd7bdab796b63c91ba6034271df5c17aa1919bccb5.exe

Executes dropped EXE 2 IoCs

Processes:

chargeable.exechargeable.exe

pid process

2836 chargeable.exe
3956 chargeable.exe

pid	process
2836	chargeable.exe
3956	chargeable.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

d6ddb50a5c9f484e89fc63cd7bdab796b63c91ba6034271df5c17aa1919bccb5.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-355664440-2199602304-1223909400-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\SysMain = "C:\\Users\\Admin\\AppData\\Local\\Temp\\d6ddb50a5c9f484e89fc63cd7bdab796b63c91ba6034271df5c17aa1919bccb5.exe"	d6ddb50a5c9f484e89fc63cd7bdab796b63c91ba6034271df5c17aa1919bccb5.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-355664440-2199602304-1223909400-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\confuse = "C:\\Users\\Admin\\AppData\\Roaming\\confuse\\chargeable.exe"	d6ddb50a5c9f484e89fc63cd7bdab796b63c91ba6034271df5c17aa1919bccb5.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

chargeable.exe

description pid process target process

PID 2836 set thread context of 3956 2836 chargeable.exe chargeable.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

description	pid	process	target process
PID 2836 set thread context of 3956	2836	chargeable.exe	chargeable.exe

Suspicious use of AdjustPrivilegeToken 33 IoCs

Processes:

chargeable.exe

description	pid	process
Token: SeDebugPrivilege	3956	chargeable.exe
Token: 33	3956	chargeable.exe
Token: SeIncBasePriorityPrivilege	3956	chargeable.exe
Token: 33	3956	chargeable.exe
Token: SeIncBasePriorityPrivilege	3956	chargeable.exe
Token: 33	3956	chargeable.exe
Token: SeIncBasePriorityPrivilege	3956	chargeable.exe
Token: 33	3956	chargeable.exe
Token: SeIncBasePriorityPrivilege	3956	chargeable.exe
Token: 33	3956	chargeable.exe
Token: SeIncBasePriorityPrivilege	3956	chargeable.exe
Token: 33	3956	chargeable.exe
Token: SeIncBasePriorityPrivilege	3956	chargeable.exe
Token: 33	3956	chargeable.exe
Token: SeIncBasePriorityPrivilege	3956	chargeable.exe
Token: 33	3956	chargeable.exe
Token: SeIncBasePriorityPrivilege	3956	chargeable.exe
Token: 33	3956	chargeable.exe
Token: SeIncBasePriorityPrivilege	3956	chargeable.exe
Token: 33	3956	chargeable.exe
Token: SeIncBasePriorityPrivilege	3956	chargeable.exe
Token: 33	3956	chargeable.exe
Token: SeIncBasePriorityPrivilege	3956	chargeable.exe
Token: 33	3956	chargeable.exe
Token: SeIncBasePriorityPrivilege	3956	chargeable.exe
Token: 33	3956	chargeable.exe
Token: SeIncBasePriorityPrivilege	3956	chargeable.exe
Token: 33	3956	chargeable.exe
Token: SeIncBasePriorityPrivilege	3956	chargeable.exe
Token: 33	3956	chargeable.exe
Token: SeIncBasePriorityPrivilege	3956	chargeable.exe
Token: 33	3956	chargeable.exe
Token: SeIncBasePriorityPrivilege	3956	chargeable.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

d6ddb50a5c9f484e89fc63cd7bdab796b63c91ba6034271df5c17aa1919bccb5.exechargeable.exechargeable.exe

description	pid	process	target process
PID 4452 wrote to memory of 2836	4452	d6ddb50a5c9f484e89fc63cd7bdab796b63c91ba6034271df5c17aa1919bccb5.exe	chargeable.exe
PID 4452 wrote to memory of 2836	4452	d6ddb50a5c9f484e89fc63cd7bdab796b63c91ba6034271df5c17aa1919bccb5.exe	chargeable.exe
PID 4452 wrote to memory of 2836	4452	d6ddb50a5c9f484e89fc63cd7bdab796b63c91ba6034271df5c17aa1919bccb5.exe	chargeable.exe
PID 2836 wrote to memory of 3956	2836	chargeable.exe	chargeable.exe
PID 2836 wrote to memory of 3956	2836	chargeable.exe	chargeable.exe
PID 2836 wrote to memory of 3956	2836	chargeable.exe	chargeable.exe
PID 2836 wrote to memory of 3956	2836	chargeable.exe	chargeable.exe
PID 2836 wrote to memory of 3956	2836	chargeable.exe	chargeable.exe
PID 2836 wrote to memory of 3956	2836	chargeable.exe	chargeable.exe
PID 2836 wrote to memory of 3956	2836	chargeable.exe	chargeable.exe
PID 2836 wrote to memory of 3956	2836	chargeable.exe	chargeable.exe
PID 3956 wrote to memory of 3308	3956	chargeable.exe	netsh.exe
PID 3956 wrote to memory of 3308	3956	chargeable.exe	netsh.exe
PID 3956 wrote to memory of 3308	3956	chargeable.exe	netsh.exe

C:\Users\Admin\AppData\Local\Temp\d6ddb50a5c9f484e89fc63cd7bdab796b63c91ba6034271df5c17aa1919bccb5.exe
"C:\Users\Admin\AppData\Local\Temp\d6ddb50a5c9f484e89fc63cd7bdab796b63c91ba6034271df5c17aa1919bccb5.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4452

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:2836

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:3956

C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe" "chargeable.exe" ENABLE
4⤵
- Modifies Windows Firewall
PID:3308

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Impair Defenses

1

T1562

Disable or Modify System Firewall

Modify Registry

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0_32\UsageLogs\chargeable.exe.log
Filesize
400B

MD5
0a9b4592cd49c3c21f6767c2dabda92f

SHA1
f534297527ae5ccc0ecb2221ddeb8e58daeb8b74

SHA256
c7effe9cb81a70d738dee863991afefab040290d4c4b78b4202383bcb9f88fcd

SHA512
6b878df474e5bbfb8e9e265f15a76560c2ef151dcebc6388c82d7f6f86ffaf83f5ade5a09f1842e493cb6c8fd63b0b88d088c728fd725f7139f965a5ee332307

Download Submit
C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe
Filesize
107KB

MD5
83bf2db8a2dd1ede99d325631de8be48

SHA1
c61aa331b0f1ef03bbb3dd0fd77fbcc2c3a213ca

SHA256
7f1ccaebd4d4036c384003e858ea9f0e99cf448ff043d2ef4923515540b2e003

SHA512
370a6f481dd9aaec3cabb5121c1b93d58247920ca81ebe7bc320cd4997fe043f453a4019e072fcf600e09d1ee3a59026f92ec57b994aec7efe776cc719129bf5

Download Submit
memory/2836-20-0x0000000075210000-0x00000000757C1000-memory.dmp

Filesize
5.7MB

Download
memory/2836-25-0x0000000075210000-0x00000000757C1000-memory.dmp

Filesize
5.7MB

Download
memory/2836-19-0x0000000000820000-0x0000000000830000-memory.dmp

Filesize
64KB

Download
memory/2836-17-0x0000000075210000-0x00000000757C1000-memory.dmp

Filesize
5.7MB

Download
memory/3956-27-0x00000000014C0000-0x00000000014D0000-memory.dmp

Filesize
64KB

Download
memory/3956-21-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/3956-26-0x0000000075210000-0x00000000757C1000-memory.dmp

Filesize
5.7MB

Download
memory/3956-28-0x0000000075210000-0x00000000757C1000-memory.dmp

Filesize
5.7MB

Download
memory/3956-29-0x0000000075210000-0x00000000757C1000-memory.dmp

Filesize
5.7MB

Download
memory/3956-30-0x00000000014C0000-0x00000000014D0000-memory.dmp

Filesize
64KB

Download
memory/4452-18-0x0000000075210000-0x00000000757C1000-memory.dmp

Filesize
5.7MB

Download
memory/4452-2-0x0000000075210000-0x00000000757C1000-memory.dmp

Filesize
5.7MB

Download
memory/4452-1-0x0000000000C70000-0x0000000000C80000-memory.dmp

Filesize
64KB

Download
memory/4452-0-0x0000000075210000-0x00000000757C1000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

Loading Replay Monitor...

Downloads