njrat | 406e919f118006fd7175c0e2df9cb329bdcca29ac0086638c4599f133c16547c

General

Target

406e919f118006fd7175c0e2df9cb329bdcca29ac0086638c4599f133c16547c.exe
Size

36KB
MD5

3f372e7a22a7a5c24e5f474de961639b
SHA1

0da76f4e4c8745ce09cc4c5d875c50148dab8e88
SHA256

406e919f118006fd7175c0e2df9cb329bdcca29ac0086638c4599f133c16547c
SHA512

652902d51aaef62323e8d0096b48b6a3be733ebfe77fec3fce6d67bf5dde12634c8f6f71c9501959a35e9232abd9a78881e886849f49f9fef9f170b57eea25ba
SSDEEP

384:dI2SUwXh0ZbAzlRGCvkodj46hgHK0hrV5mRvR6JZlbw8hqIusZzZEChEJlbz602c:CbhEkdvXRpcnuchEJVzcJAaOu0GG

Score

10^/10

njrat subway surfers evasion persistence trojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

Subway Surfers

C2

daiodsaber.no-ip.biz:5552

Mutex

b9da61d8a029b19f539cf3803f98e1cd

Attributes

reg_key
b9da61d8a029b19f539cf3803f98e1cd
splitter
|'|'|

Signatures

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

Processes:

Subway Surfers.exe

pid process

4144 Subway Surfers.exe
Modifies Windows Firewall 1 TTPs 1 IoCs
evasion

Modify Existing Service
T1031

Processes:

netsh.exe

pid process

4804 netsh.exe

pid	process
4144	Subway Surfers.exe

pid	process
4804	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:

406e919f118006fd7175c0e2df9cb329bdcca29ac0086638c4599f133c16547c.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Control Panel\International\Geo\Nation	406e919f118006fd7175c0e2df9cb329bdcca29ac0086638c4599f133c16547c.exe

Drops startup file 2 IoCs

Processes:

Subway Surfers.exe

description	ioc	process
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\b9da61d8a029b19f539cf3803f98e1cd.exe	Subway Surfers.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\b9da61d8a029b19f539cf3803f98e1cd.exe	Subway Surfers.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

Subway Surfers.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\b9da61d8a029b19f539cf3803f98e1cd = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Subway Surfers.exe\" .."	Subway Surfers.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\b9da61d8a029b19f539cf3803f98e1cd = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Subway Surfers.exe\" .."	Subway Surfers.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 21 IoCs

Processes:

Subway Surfers.exe

description	pid	process
Token: SeDebugPrivilege	4144	Subway Surfers.exe
Token: 33	4144	Subway Surfers.exe
Token: SeIncBasePriorityPrivilege	4144	Subway Surfers.exe
Token: 33	4144	Subway Surfers.exe
Token: SeIncBasePriorityPrivilege	4144	Subway Surfers.exe
Token: 33	4144	Subway Surfers.exe
Token: SeIncBasePriorityPrivilege	4144	Subway Surfers.exe
Token: 33	4144	Subway Surfers.exe
Token: SeIncBasePriorityPrivilege	4144	Subway Surfers.exe
Token: 33	4144	Subway Surfers.exe
Token: SeIncBasePriorityPrivilege	4144	Subway Surfers.exe
Token: 33	4144	Subway Surfers.exe
Token: SeIncBasePriorityPrivilege	4144	Subway Surfers.exe
Token: 33	4144	Subway Surfers.exe
Token: SeIncBasePriorityPrivilege	4144	Subway Surfers.exe
Token: 33	4144	Subway Surfers.exe
Token: SeIncBasePriorityPrivilege	4144	Subway Surfers.exe
Token: 33	4144	Subway Surfers.exe
Token: SeIncBasePriorityPrivilege	4144	Subway Surfers.exe
Token: 33	4144	Subway Surfers.exe
Token: SeIncBasePriorityPrivilege	4144	Subway Surfers.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

406e919f118006fd7175c0e2df9cb329bdcca29ac0086638c4599f133c16547c.exeSubway Surfers.exe

description	pid	process	target process
PID 3060 wrote to memory of 4144	3060	406e919f118006fd7175c0e2df9cb329bdcca29ac0086638c4599f133c16547c.exe	Subway Surfers.exe
PID 3060 wrote to memory of 4144	3060	406e919f118006fd7175c0e2df9cb329bdcca29ac0086638c4599f133c16547c.exe	Subway Surfers.exe
PID 3060 wrote to memory of 4144	3060	406e919f118006fd7175c0e2df9cb329bdcca29ac0086638c4599f133c16547c.exe	Subway Surfers.exe
PID 4144 wrote to memory of 4804	4144	Subway Surfers.exe	netsh.exe
PID 4144 wrote to memory of 4804	4144	Subway Surfers.exe	netsh.exe
PID 4144 wrote to memory of 4804	4144	Subway Surfers.exe	netsh.exe

C:\Users\Admin\AppData\Local\Temp\406e919f118006fd7175c0e2df9cb329bdcca29ac0086638c4599f133c16547c.exe
"C:\Users\Admin\AppData\Local\Temp\406e919f118006fd7175c0e2df9cb329bdcca29ac0086638c4599f133c16547c.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3060

C:\Users\Admin\AppData\Local\Temp\Subway Surfers.exe
"C:\Users\Admin\AppData\Local\Temp\Subway Surfers.exe"
2⤵
- Executes dropped EXE
- Drops startup file
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4144

C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\Subway Surfers.exe" "Subway Surfers.exe" ENABLE
3⤵
- Modifies Windows Firewall
PID:4804

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

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\Subway Surfers.exe
Filesize
36KB

MD5
3f372e7a22a7a5c24e5f474de961639b

SHA1
0da76f4e4c8745ce09cc4c5d875c50148dab8e88

SHA256
406e919f118006fd7175c0e2df9cb329bdcca29ac0086638c4599f133c16547c

SHA512
652902d51aaef62323e8d0096b48b6a3be733ebfe77fec3fce6d67bf5dde12634c8f6f71c9501959a35e9232abd9a78881e886849f49f9fef9f170b57eea25ba

Download Submit
C:\Users\Admin\AppData\Local\Temp\Subway Surfers.exe
Filesize
36KB

MD5
3f372e7a22a7a5c24e5f474de961639b

SHA1
0da76f4e4c8745ce09cc4c5d875c50148dab8e88

SHA256
406e919f118006fd7175c0e2df9cb329bdcca29ac0086638c4599f133c16547c

SHA512
652902d51aaef62323e8d0096b48b6a3be733ebfe77fec3fce6d67bf5dde12634c8f6f71c9501959a35e9232abd9a78881e886849f49f9fef9f170b57eea25ba

Download Submit
memory/3060-132-0x00000000751B0000-0x0000000075761000-memory.dmp

Filesize
5.7MB

Download
memory/3060-133-0x00000000751B0000-0x0000000075761000-memory.dmp

Filesize
5.7MB

Download
memory/3060-138-0x00000000751B0000-0x0000000075761000-memory.dmp

Filesize
5.7MB

Download
memory/4144-134-0x0000000000000000-mapping.dmp

Download
memory/4144-137-0x00000000751B0000-0x0000000075761000-memory.dmp

Filesize
5.7MB

Download
memory/4144-139-0x00000000751B0000-0x0000000075761000-memory.dmp

Filesize
5.7MB

Download
memory/4804-140-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads