njrat | 5fe4966a0f2d38702c2451af0e2d7c00d2e8ce33ce3a67a51789e609a4295106

Analysis

max time kernel
146s
max time network
149s
platform
windows7_x64
resource
win7-20230831-en
resource tags

arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
submitted
20-10-2023 05:57

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General

Target

C3B5CC4ED4B775143B12CA08E878787F.exe
Size

246KB
MD5

c3b5cc4ed4b775143b12ca08e878787f
SHA1

0708486896cd80edcebf80ac87ec1d0108b7909b
SHA256

5fe4966a0f2d38702c2451af0e2d7c00d2e8ce33ce3a67a51789e609a4295106
SHA512

d21061ba6212684fbd855b69661e33520c2845985d3bbd3f70eb45bc348a01b0e2ef0dc908d04e4ed9bd5da5d243ed9020b74550bba0c7a0525254ff4d254c25
SSDEEP

6144:Gakg3/aBDYKNmyzjgl3AcS7xGvRNxzaj2w:1h3CxYKNm+sl5GGXTw

Score

10^/10

njrat evasion trojan

Malware Config

Signatures

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

Windows Service
T1543.003

Processes:

netsh.exe

pid process

2332 netsh.exe

pid	process
2332	netsh.exe

Suspicious use of AdjustPrivilegeToken 35 IoCs

Processes:

C3B5CC4ED4B775143B12CA08E878787F.exe

description	pid	process
Token: SeDebugPrivilege	2352	C3B5CC4ED4B775143B12CA08E878787F.exe
Token: 33	2352	C3B5CC4ED4B775143B12CA08E878787F.exe
Token: SeIncBasePriorityPrivilege	2352	C3B5CC4ED4B775143B12CA08E878787F.exe
Token: 33	2352	C3B5CC4ED4B775143B12CA08E878787F.exe
Token: SeIncBasePriorityPrivilege	2352	C3B5CC4ED4B775143B12CA08E878787F.exe
Token: 33	2352	C3B5CC4ED4B775143B12CA08E878787F.exe
Token: SeIncBasePriorityPrivilege	2352	C3B5CC4ED4B775143B12CA08E878787F.exe
Token: 33	2352	C3B5CC4ED4B775143B12CA08E878787F.exe
Token: SeIncBasePriorityPrivilege	2352	C3B5CC4ED4B775143B12CA08E878787F.exe
Token: 33	2352	C3B5CC4ED4B775143B12CA08E878787F.exe
Token: SeIncBasePriorityPrivilege	2352	C3B5CC4ED4B775143B12CA08E878787F.exe
Token: 33	2352	C3B5CC4ED4B775143B12CA08E878787F.exe
Token: SeIncBasePriorityPrivilege	2352	C3B5CC4ED4B775143B12CA08E878787F.exe
Token: 33	2352	C3B5CC4ED4B775143B12CA08E878787F.exe
Token: SeIncBasePriorityPrivilege	2352	C3B5CC4ED4B775143B12CA08E878787F.exe
Token: 33	2352	C3B5CC4ED4B775143B12CA08E878787F.exe
Token: SeIncBasePriorityPrivilege	2352	C3B5CC4ED4B775143B12CA08E878787F.exe
Token: 33	2352	C3B5CC4ED4B775143B12CA08E878787F.exe
Token: SeIncBasePriorityPrivilege	2352	C3B5CC4ED4B775143B12CA08E878787F.exe
Token: 33	2352	C3B5CC4ED4B775143B12CA08E878787F.exe
Token: SeIncBasePriorityPrivilege	2352	C3B5CC4ED4B775143B12CA08E878787F.exe
Token: 33	2352	C3B5CC4ED4B775143B12CA08E878787F.exe
Token: SeIncBasePriorityPrivilege	2352	C3B5CC4ED4B775143B12CA08E878787F.exe
Token: 33	2352	C3B5CC4ED4B775143B12CA08E878787F.exe
Token: SeIncBasePriorityPrivilege	2352	C3B5CC4ED4B775143B12CA08E878787F.exe
Token: 33	2352	C3B5CC4ED4B775143B12CA08E878787F.exe
Token: SeIncBasePriorityPrivilege	2352	C3B5CC4ED4B775143B12CA08E878787F.exe
Token: 33	2352	C3B5CC4ED4B775143B12CA08E878787F.exe
Token: SeIncBasePriorityPrivilege	2352	C3B5CC4ED4B775143B12CA08E878787F.exe
Token: 33	2352	C3B5CC4ED4B775143B12CA08E878787F.exe
Token: SeIncBasePriorityPrivilege	2352	C3B5CC4ED4B775143B12CA08E878787F.exe
Token: 33	2352	C3B5CC4ED4B775143B12CA08E878787F.exe
Token: SeIncBasePriorityPrivilege	2352	C3B5CC4ED4B775143B12CA08E878787F.exe
Token: 33	2352	C3B5CC4ED4B775143B12CA08E878787F.exe
Token: SeIncBasePriorityPrivilege	2352	C3B5CC4ED4B775143B12CA08E878787F.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

C3B5CC4ED4B775143B12CA08E878787F.exe

description	pid	process	target process
PID 2352 wrote to memory of 2332	2352	C3B5CC4ED4B775143B12CA08E878787F.exe	netsh.exe
PID 2352 wrote to memory of 2332	2352	C3B5CC4ED4B775143B12CA08E878787F.exe	netsh.exe
PID 2352 wrote to memory of 2332	2352	C3B5CC4ED4B775143B12CA08E878787F.exe	netsh.exe
PID 2352 wrote to memory of 2332	2352	C3B5CC4ED4B775143B12CA08E878787F.exe	netsh.exe

C:\Users\Admin\AppData\Local\Temp\C3B5CC4ED4B775143B12CA08E878787F.exe
"C:\Users\Admin\AppData\Local\Temp\C3B5CC4ED4B775143B12CA08E878787F.exe"
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2352

C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\C3B5CC4ED4B775143B12CA08E878787F.exe" "C3B5CC4ED4B775143B12CA08E878787F.exe" ENABLE
2⤵
- Modifies Windows Firewall
PID:2332

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Create or Modify System Process

T1543

Windows Service

T1543.003

Privilege Escalation

Create or Modify System Process

T1543

Windows Service

T1543.003

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

memory/2352-0-0x0000000074CB0000-0x000000007525B000-memory.dmp

Filesize
5.7MB

Download
memory/2352-1-0x0000000074CB0000-0x000000007525B000-memory.dmp

Filesize
5.7MB

Download
memory/2352-2-0x0000000002020000-0x0000000002060000-memory.dmp

Filesize
256KB

Download
memory/2352-3-0x0000000074CB0000-0x000000007525B000-memory.dmp

Filesize
5.7MB

Download
memory/2352-4-0x0000000074CB0000-0x000000007525B000-memory.dmp

Filesize
5.7MB

Download