njrat | a32d3d621eb984c0b1e1118d68affb540f93437ebe72aa617ef299b139ceb95a

General

Target

a32d3d621eb984c0b1e1118d68affb540f93437ebe72aa617ef299b139ceb95a.exe
Size

110KB
MD5

063c9b17cb6924d0f6397d6fb964a746
SHA1

4b6731a10673ad11fdfd6e7c0e0fd43ed6741120
SHA256

a32d3d621eb984c0b1e1118d68affb540f93437ebe72aa617ef299b139ceb95a
SHA512

5222c6d70bb28870189ad3748c150cca56817d09cfcbaae2e96bd78e3b59f035e18dc0138574e6b8ad48fe35ef8877abdc1f9b0eb52753323e68301c3732a3bc
SSDEEP

3072:ipYuA29RHtoahfwte+7M25WkS08i1PdPa4pa:g9RGahSMTL8z0

Score

10^/10

njrat oday's friend evasion persistence trojan

Malware Config

Extracted

Family

njrat

Version

0.6.4

Botnet

oday's friend

C2

njrat2k.no-ip.biz:1177

Mutex

9e16c401f72f35f8d08e45d698def37c

Attributes

reg_key
9e16c401f72f35f8d08e45d698def37c
splitter
|'|'|

Signatures

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

Processes:

photo.exe

pid process

1256 photo.exe
Modifies Windows Firewall 1 TTPs 1 IoCs
evasion

Modify Existing Service
T1031

Processes:

netsh.exe

pid process

588 netsh.exe
Loads dropped DLL 1 IoCs

Processes:

a32d3d621eb984c0b1e1118d68affb540f93437ebe72aa617ef299b139ceb95a.exe

pid process

848 a32d3d621eb984c0b1e1118d68affb540f93437ebe72aa617ef299b139ceb95a.exe

pid	process
588	netsh.exe

pid	process
848	a32d3d621eb984c0b1e1118d68affb540f93437ebe72aa617ef299b139ceb95a.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

photo.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\9e16c401f72f35f8d08e45d698def37c = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\photo.exe\" .."	photo.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\9e16c401f72f35f8d08e45d698def37c = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\photo.exe\" .."	photo.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 20 IoCs

Processes:

photo.exe

pid	process
1256	photo.exe
1256	photo.exe
1256	photo.exe
1256	photo.exe
1256	photo.exe
1256	photo.exe
1256	photo.exe
1256	photo.exe
1256	photo.exe
1256	photo.exe
1256	photo.exe
1256	photo.exe
1256	photo.exe
1256	photo.exe
1256	photo.exe
1256	photo.exe
1256	photo.exe
1256	photo.exe
1256	photo.exe
1256	photo.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

photo.exe

description pid process

Token: SeDebugPrivilege 1256 photo.exe

description	pid	process
Token: SeDebugPrivilege	1256	photo.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

a32d3d621eb984c0b1e1118d68affb540f93437ebe72aa617ef299b139ceb95a.exephoto.exe

description	pid	process	target process
PID 848 wrote to memory of 1256	848	a32d3d621eb984c0b1e1118d68affb540f93437ebe72aa617ef299b139ceb95a.exe	photo.exe
PID 848 wrote to memory of 1256	848	a32d3d621eb984c0b1e1118d68affb540f93437ebe72aa617ef299b139ceb95a.exe	photo.exe
PID 848 wrote to memory of 1256	848	a32d3d621eb984c0b1e1118d68affb540f93437ebe72aa617ef299b139ceb95a.exe	photo.exe
PID 848 wrote to memory of 1256	848	a32d3d621eb984c0b1e1118d68affb540f93437ebe72aa617ef299b139ceb95a.exe	photo.exe
PID 1256 wrote to memory of 588	1256	photo.exe	netsh.exe
PID 1256 wrote to memory of 588	1256	photo.exe	netsh.exe
PID 1256 wrote to memory of 588	1256	photo.exe	netsh.exe
PID 1256 wrote to memory of 588	1256	photo.exe	netsh.exe

C:\Users\Admin\AppData\Local\Temp\a32d3d621eb984c0b1e1118d68affb540f93437ebe72aa617ef299b139ceb95a.exe
"C:\Users\Admin\AppData\Local\Temp\a32d3d621eb984c0b1e1118d68affb540f93437ebe72aa617ef299b139ceb95a.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:848

C:\Users\Admin\AppData\Local\Temp\photo.exe
"C:\Users\Admin\AppData\Local\Temp\photo.exe"
2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1256

C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\photo.exe" "photo.exe" ENABLE
3⤵
- Modifies Windows Firewall
PID:588

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\Local\Temp\photo.exe
Filesize
110KB

MD5
063c9b17cb6924d0f6397d6fb964a746

SHA1
4b6731a10673ad11fdfd6e7c0e0fd43ed6741120

SHA256
a32d3d621eb984c0b1e1118d68affb540f93437ebe72aa617ef299b139ceb95a

SHA512
5222c6d70bb28870189ad3748c150cca56817d09cfcbaae2e96bd78e3b59f035e18dc0138574e6b8ad48fe35ef8877abdc1f9b0eb52753323e68301c3732a3bc

Download Submit
C:\Users\Admin\AppData\Local\Temp\photo.exe
Filesize
110KB

MD5
063c9b17cb6924d0f6397d6fb964a746

SHA1
4b6731a10673ad11fdfd6e7c0e0fd43ed6741120

SHA256
a32d3d621eb984c0b1e1118d68affb540f93437ebe72aa617ef299b139ceb95a

SHA512
5222c6d70bb28870189ad3748c150cca56817d09cfcbaae2e96bd78e3b59f035e18dc0138574e6b8ad48fe35ef8877abdc1f9b0eb52753323e68301c3732a3bc

Download Submit
\Users\Admin\AppData\Local\Temp\photo.exe
Filesize
110KB

MD5
063c9b17cb6924d0f6397d6fb964a746

SHA1
4b6731a10673ad11fdfd6e7c0e0fd43ed6741120

SHA256
a32d3d621eb984c0b1e1118d68affb540f93437ebe72aa617ef299b139ceb95a

SHA512
5222c6d70bb28870189ad3748c150cca56817d09cfcbaae2e96bd78e3b59f035e18dc0138574e6b8ad48fe35ef8877abdc1f9b0eb52753323e68301c3732a3bc

Download Submit
memory/588-62-0x0000000000000000-mapping.dmp

Download
memory/848-54-0x00000000766F1000-0x00000000766F3000-memory.dmp

Filesize
8KB

Download
memory/848-57-0x0000000075000000-0x00000000755AB000-memory.dmp

Filesize
5.7MB

Download
memory/848-61-0x0000000075000000-0x00000000755AB000-memory.dmp

Filesize
5.7MB

Download
memory/1256-56-0x0000000000000000-mapping.dmp

Download
memory/1256-63-0x0000000075000000-0x00000000755AB000-memory.dmp

Filesize
5.7MB

Download
memory/1256-65-0x0000000075000000-0x00000000755AB000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads