njrat | a9dc532ec8ebb76e2c7fb3870608d43d71c41553815d208c270758c0f525339a

General

Target

a9dc532ec8ebb76e2c7fb3870608d43d71c41553815d208c270758c0f525339a.exe
Size

153KB
MD5

7fcde2dd4f5e37e48a34c85f106e49ee
SHA1

5f3cf684e47195afec092d9e65f4dcc1e3aa3722
SHA256

a9dc532ec8ebb76e2c7fb3870608d43d71c41553815d208c270758c0f525339a
SHA512

1b69610b236a813a429e6913baa3fdafcca7564dc2dfda2723a528310a45d409a455c79a857e31127dd7b63707ee3641541275ad5f8e0c0c86110106f543fb96
SSDEEP

1536:GHgIEKsWgsoy8IYsU63FhB7Vym8DcXZw:OgPJsh8IYsUPvaZw

Score

10^/10

njrat evasion persistence trojan

Malware Config

Signatures

njRAT/Bladabindi
Widely used RAT written in .NET.
trojan njrat
Modifies Windows Firewall 1 TTPs 1 IoCs
evasion

Modify Existing Service
T1031

Processes:

netsh.exe

pid process

4272 netsh.exe

pid	process
4272	netsh.exe

Drops startup file 2 IoCs

Processes:

a9dc532ec8ebb76e2c7fb3870608d43d71c41553815d208c270758c0f525339a.exe

description	ioc	process
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\872222509c87fb3cbe7d1d1d0eda8e88.exe	a9dc532ec8ebb76e2c7fb3870608d43d71c41553815d208c270758c0f525339a.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\872222509c87fb3cbe7d1d1d0eda8e88.exe	a9dc532ec8ebb76e2c7fb3870608d43d71c41553815d208c270758c0f525339a.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

a9dc532ec8ebb76e2c7fb3870608d43d71c41553815d208c270758c0f525339a.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\872222509c87fb3cbe7d1d1d0eda8e88 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\a9dc532ec8ebb76e2c7fb3870608d43d71c41553815d208c270758c0f525339a.exe\" .."	a9dc532ec8ebb76e2c7fb3870608d43d71c41553815d208c270758c0f525339a.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\872222509c87fb3cbe7d1d1d0eda8e88 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\a9dc532ec8ebb76e2c7fb3870608d43d71c41553815d208c270758c0f525339a.exe\" .."	a9dc532ec8ebb76e2c7fb3870608d43d71c41553815d208c270758c0f525339a.exe

Suspicious use of AdjustPrivilegeToken 25 IoCs

Processes:

a9dc532ec8ebb76e2c7fb3870608d43d71c41553815d208c270758c0f525339a.exe

description	pid	process
Token: SeDebugPrivilege	4936	a9dc532ec8ebb76e2c7fb3870608d43d71c41553815d208c270758c0f525339a.exe
Token: 33	4936	a9dc532ec8ebb76e2c7fb3870608d43d71c41553815d208c270758c0f525339a.exe
Token: SeIncBasePriorityPrivilege	4936	a9dc532ec8ebb76e2c7fb3870608d43d71c41553815d208c270758c0f525339a.exe
Token: 33	4936	a9dc532ec8ebb76e2c7fb3870608d43d71c41553815d208c270758c0f525339a.exe
Token: SeIncBasePriorityPrivilege	4936	a9dc532ec8ebb76e2c7fb3870608d43d71c41553815d208c270758c0f525339a.exe
Token: 33	4936	a9dc532ec8ebb76e2c7fb3870608d43d71c41553815d208c270758c0f525339a.exe
Token: SeIncBasePriorityPrivilege	4936	a9dc532ec8ebb76e2c7fb3870608d43d71c41553815d208c270758c0f525339a.exe
Token: 33	4936	a9dc532ec8ebb76e2c7fb3870608d43d71c41553815d208c270758c0f525339a.exe
Token: SeIncBasePriorityPrivilege	4936	a9dc532ec8ebb76e2c7fb3870608d43d71c41553815d208c270758c0f525339a.exe
Token: 33	4936	a9dc532ec8ebb76e2c7fb3870608d43d71c41553815d208c270758c0f525339a.exe
Token: SeIncBasePriorityPrivilege	4936	a9dc532ec8ebb76e2c7fb3870608d43d71c41553815d208c270758c0f525339a.exe
Token: 33	4936	a9dc532ec8ebb76e2c7fb3870608d43d71c41553815d208c270758c0f525339a.exe
Token: SeIncBasePriorityPrivilege	4936	a9dc532ec8ebb76e2c7fb3870608d43d71c41553815d208c270758c0f525339a.exe
Token: 33	4936	a9dc532ec8ebb76e2c7fb3870608d43d71c41553815d208c270758c0f525339a.exe
Token: SeIncBasePriorityPrivilege	4936	a9dc532ec8ebb76e2c7fb3870608d43d71c41553815d208c270758c0f525339a.exe
Token: 33	4936	a9dc532ec8ebb76e2c7fb3870608d43d71c41553815d208c270758c0f525339a.exe
Token: SeIncBasePriorityPrivilege	4936	a9dc532ec8ebb76e2c7fb3870608d43d71c41553815d208c270758c0f525339a.exe
Token: 33	4936	a9dc532ec8ebb76e2c7fb3870608d43d71c41553815d208c270758c0f525339a.exe
Token: SeIncBasePriorityPrivilege	4936	a9dc532ec8ebb76e2c7fb3870608d43d71c41553815d208c270758c0f525339a.exe
Token: 33	4936	a9dc532ec8ebb76e2c7fb3870608d43d71c41553815d208c270758c0f525339a.exe
Token: SeIncBasePriorityPrivilege	4936	a9dc532ec8ebb76e2c7fb3870608d43d71c41553815d208c270758c0f525339a.exe
Token: 33	4936	a9dc532ec8ebb76e2c7fb3870608d43d71c41553815d208c270758c0f525339a.exe
Token: SeIncBasePriorityPrivilege	4936	a9dc532ec8ebb76e2c7fb3870608d43d71c41553815d208c270758c0f525339a.exe
Token: 33	4936	a9dc532ec8ebb76e2c7fb3870608d43d71c41553815d208c270758c0f525339a.exe
Token: SeIncBasePriorityPrivilege	4936	a9dc532ec8ebb76e2c7fb3870608d43d71c41553815d208c270758c0f525339a.exe

Suspicious use of WriteProcessMemory 2 IoCs

Processes:

a9dc532ec8ebb76e2c7fb3870608d43d71c41553815d208c270758c0f525339a.exe

description	pid	process	target process
PID 4936 wrote to memory of 4272	4936	a9dc532ec8ebb76e2c7fb3870608d43d71c41553815d208c270758c0f525339a.exe	netsh.exe
PID 4936 wrote to memory of 4272	4936	a9dc532ec8ebb76e2c7fb3870608d43d71c41553815d208c270758c0f525339a.exe	netsh.exe

C:\Users\Admin\AppData\Local\Temp\a9dc532ec8ebb76e2c7fb3870608d43d71c41553815d208c270758c0f525339a.exe
"C:\Users\Admin\AppData\Local\Temp\a9dc532ec8ebb76e2c7fb3870608d43d71c41553815d208c270758c0f525339a.exe"
1⤵
- Drops startup file
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4936

C:\Windows\SYSTEM32\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\a9dc532ec8ebb76e2c7fb3870608d43d71c41553815d208c270758c0f525339a.exe" "a9dc532ec8ebb76e2c7fb3870608d43d71c41553815d208c270758c0f525339a.exe" ENABLE
2⤵
- Modifies Windows Firewall
PID:4272

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Modify Existing Service

1

T1031

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/4272-133-0x0000000000000000-mapping.dmp

Download
memory/4936-132-0x00007FFA6C730000-0x00007FFA6D166000-memory.dmp

Filesize
10.2MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads