njrat | 3e0baae7fd422648feef63903e375e29e48aaa1146d249f8571a96563ad3a1d4

General

Target

3e0baae7fd422648feef63903e375e29e48aaa1146d249f8571a96563ad3a1d4.exe
Size

156KB
MD5

4123e4ef9f5d9399d06c2186ff3e6300
SHA1

7529717bcf12234b31d252f9974dc20072c07189
SHA256

3e0baae7fd422648feef63903e375e29e48aaa1146d249f8571a96563ad3a1d4
SHA512

cec74f13263f278ff839b596d10abddbdc77bf5778237b90fd9f1830f3861ff38abfa7c51cf73abe99d8be441295683e93cbe1d305d8d5b113b0ebbaf5645e3c

Score

10^/10

njrat fikraaa victimes evasion persistence trojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

FIKRAAA victimes

C2

service-http.servehttp.com:5500

Mutex

9563c75cec9a4d84b96ac625f5a53797

Attributes

reg_key
9563c75cec9a4d84b96ac625f5a53797
splitter
|'|'|

Signatures

njRAT/Bladabindi
Widely used RAT written in .NET.
trojan njrat
Executes dropped EXE 1 IoCs

Processes:

chrome.exe

pid process

1968 chrome.exe
Modifies Windows Firewall 1 TTPs 1 IoCs
evasion

Modify Existing Service
T1031

Processes:

netsh.exe

pid process

936 netsh.exe

pid	process
1968	chrome.exe

pid	process
936	netsh.exe

Drops startup file 2 IoCs

Processes:

chrome.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\9563c75cec9a4d84b96ac625f5a53797.exe	chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\9563c75cec9a4d84b96ac625f5a53797.exe	chrome.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

chrome.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Windows\CurrentVersion\Run\9563c75cec9a4d84b96ac625f5a53797 = "\"C:\\Users\\Admin\\AppData\\Roaming\\chrome.exe\" .."	chrome.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\9563c75cec9a4d84b96ac625f5a53797 = "\"C:\\Users\\Admin\\AppData\\Roaming\\chrome.exe\" .."	chrome.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 15 IoCs

Processes:

chrome.exe

description	pid	process
Token: SeDebugPrivilege	1968	chrome.exe
Token: 33	1968	chrome.exe
Token: SeIncBasePriorityPrivilege	1968	chrome.exe
Token: 33	1968	chrome.exe
Token: SeIncBasePriorityPrivilege	1968	chrome.exe
Token: 33	1968	chrome.exe
Token: SeIncBasePriorityPrivilege	1968	chrome.exe
Token: 33	1968	chrome.exe
Token: SeIncBasePriorityPrivilege	1968	chrome.exe
Token: 33	1968	chrome.exe
Token: SeIncBasePriorityPrivilege	1968	chrome.exe
Token: 33	1968	chrome.exe
Token: SeIncBasePriorityPrivilege	1968	chrome.exe
Token: 33	1968	chrome.exe
Token: SeIncBasePriorityPrivilege	1968	chrome.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

3e0baae7fd422648feef63903e375e29e48aaa1146d249f8571a96563ad3a1d4.exechrome.exe

description	pid	process	target process
PID 1648 wrote to memory of 1968	1648	3e0baae7fd422648feef63903e375e29e48aaa1146d249f8571a96563ad3a1d4.exe	chrome.exe
PID 1648 wrote to memory of 1968	1648	3e0baae7fd422648feef63903e375e29e48aaa1146d249f8571a96563ad3a1d4.exe	chrome.exe
PID 1648 wrote to memory of 1968	1648	3e0baae7fd422648feef63903e375e29e48aaa1146d249f8571a96563ad3a1d4.exe	chrome.exe
PID 1968 wrote to memory of 936	1968	chrome.exe	netsh.exe
PID 1968 wrote to memory of 936	1968	chrome.exe	netsh.exe
PID 1968 wrote to memory of 936	1968	chrome.exe	netsh.exe

C:\Users\Admin\AppData\Local\Temp\3e0baae7fd422648feef63903e375e29e48aaa1146d249f8571a96563ad3a1d4.exe
"C:\Users\Admin\AppData\Local\Temp\3e0baae7fd422648feef63903e375e29e48aaa1146d249f8571a96563ad3a1d4.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1648

C:\Users\Admin\AppData\Roaming\chrome.exe
"C:\Users\Admin\AppData\Roaming\chrome.exe"
2⤵
- Executes dropped EXE
- Drops startup file
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1968

C:\Windows\system32\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\chrome.exe" "chrome.exe" ENABLE
3⤵
- Modifies Windows Firewall
PID:936

Network

MITRE ATT&CK Matrix ATT&CK 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

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\chrome.exe
Filesize
156KB

MD5
4123e4ef9f5d9399d06c2186ff3e6300

SHA1
7529717bcf12234b31d252f9974dc20072c07189

SHA256
3e0baae7fd422648feef63903e375e29e48aaa1146d249f8571a96563ad3a1d4

SHA512
cec74f13263f278ff839b596d10abddbdc77bf5778237b90fd9f1830f3861ff38abfa7c51cf73abe99d8be441295683e93cbe1d305d8d5b113b0ebbaf5645e3c

Download Submit
C:\Users\Admin\AppData\Roaming\chrome.exe
Filesize
156KB

MD5
4123e4ef9f5d9399d06c2186ff3e6300

SHA1
7529717bcf12234b31d252f9974dc20072c07189

SHA256
3e0baae7fd422648feef63903e375e29e48aaa1146d249f8571a96563ad3a1d4

SHA512
cec74f13263f278ff839b596d10abddbdc77bf5778237b90fd9f1830f3861ff38abfa7c51cf73abe99d8be441295683e93cbe1d305d8d5b113b0ebbaf5645e3c

Download Submit
memory/936-63-0x0000000000000000-mapping.dmp

Download
memory/936-64-0x000007FEFBB71000-0x000007FEFBB73000-memory.dmp

Filesize
8KB

Download
memory/1648-54-0x0000000000DE0000-0x0000000000E0E000-memory.dmp

Filesize
184KB

Download
memory/1648-55-0x000000001B086000-0x000000001B0A5000-memory.dmp

Filesize
124KB

Download
memory/1648-56-0x00000000005C0000-0x00000000005CC000-memory.dmp

Filesize
48KB

Download
memory/1648-61-0x000000001B086000-0x000000001B0A5000-memory.dmp

Filesize
124KB

Download
memory/1968-57-0x0000000000000000-mapping.dmp

Download
memory/1968-60-0x0000000000F30000-0x0000000000F5E000-memory.dmp

Filesize
184KB

Download
memory/1968-62-0x000000001B016000-0x000000001B035000-memory.dmp

Filesize
124KB

Download
memory/1968-65-0x000000001B016000-0x000000001B035000-memory.dmp

Filesize
124KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads