njrat | 341de0c5c5dfa1b0def591da640e1e41c2bfaafc5f36caba0399afbd9ff0ed27

General

Target

341de0c5c5dfa1b0def591da640e1e41c2bfaafc5f36caba0399afbd9ff0ed27.exe
Size

157KB
MD5

805ec1b1423ae8258c44f09030b07ae0
SHA1

1492ceb197f4e4815d19cf7622b720498f7dbf4e
SHA256

341de0c5c5dfa1b0def591da640e1e41c2bfaafc5f36caba0399afbd9ff0ed27
SHA512

a3bf28bf421476ca974337698837ba0f9991dd3edd579ddfcd83ed239695a38316f8ec51917b1eadbbfa9410a87eb31fa718343b0f30dbee2e81f600b8cb23a7
SSDEEP

3072:tC8k0jkDWiKjKI9VHkGa6R/0J8/rHWEnDcaA:NkDWdeI9Xa6eJI2EnxA

Score

10^/10

njrat hacked evasion persistence trojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

HacKed

C2

127.0.0.1:1177

Mutex

792be517afd216bc9651292d849c1fc7

Attributes

reg_key
792be517afd216bc9651292d849c1fc7
splitter
|'|'|

Signatures

njRAT/Bladabindi
Widely used RAT written in .NET.
trojan njrat

Executes dropped EXE 1 IoCs

pid	Process
1500	ظ†ط³ظٹظ….scr

Modifies Windows Firewall 1 TTPs 1 IoCs

evasion

Modify Existing Service

T1031

pid	Process
1084	netsh.exe

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\792be517afd216bc9651292d849c1fc7.exe	ظ†ط³ظٹظ….scr
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\792be517afd216bc9651292d849c1fc7.exe	ظ†ط³ظٹظ….scr

Loads dropped DLL 1 IoCs

pid	Process
1416	341de0c5c5dfa1b0def591da640e1e41c2bfaafc5f36caba0399afbd9ff0ed27.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\792be517afd216bc9651292d849c1fc7 = "\"C:\\Users\\Admin\\ظ†ط³ظٹظ….scr\" .."	ظ†ط³ظٹظ….scr
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\792be517afd216bc9651292d849c1fc7 = "\"C:\\Users\\Admin\\ظ†ط³ظٹظ….scr\" .."	ظ†ط³ظٹظ….scr

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 19 IoCs

description	pid	Process
Token: SeDebugPrivilege	1500	ظ†ط³ظٹظ….scr
Token: 33	1500	ظ†ط³ظٹظ….scr
Token: SeIncBasePriorityPrivilege	1500	ظ†ط³ظٹظ….scr
Token: 33	1500	ظ†ط³ظٹظ….scr
Token: SeIncBasePriorityPrivilege	1500	ظ†ط³ظٹظ….scr
Token: 33	1500	ظ†ط³ظٹظ….scr
Token: SeIncBasePriorityPrivilege	1500	ظ†ط³ظٹظ….scr
Token: 33	1500	ظ†ط³ظٹظ….scr
Token: SeIncBasePriorityPrivilege	1500	ظ†ط³ظٹظ….scr
Token: 33	1500	ظ†ط³ظٹظ….scr
Token: SeIncBasePriorityPrivilege	1500	ظ†ط³ظٹظ….scr
Token: 33	1500	ظ†ط³ظٹظ….scr
Token: SeIncBasePriorityPrivilege	1500	ظ†ط³ظٹظ….scr
Token: 33	1500	ظ†ط³ظٹظ….scr
Token: SeIncBasePriorityPrivilege	1500	ظ†ط³ظٹظ….scr
Token: 33	1500	ظ†ط³ظٹظ….scr
Token: SeIncBasePriorityPrivilege	1500	ظ†ط³ظٹظ….scr
Token: 33	1500	ظ†ط³ظٹظ….scr
Token: SeIncBasePriorityPrivilege	1500	ظ†ط³ظٹظ….scr

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1416 wrote to memory of 1500	1416	341de0c5c5dfa1b0def591da640e1e41c2bfaafc5f36caba0399afbd9ff0ed27.exe	26
PID 1416 wrote to memory of 1500	1416	341de0c5c5dfa1b0def591da640e1e41c2bfaafc5f36caba0399afbd9ff0ed27.exe	26
PID 1416 wrote to memory of 1500	1416	341de0c5c5dfa1b0def591da640e1e41c2bfaafc5f36caba0399afbd9ff0ed27.exe	26
PID 1416 wrote to memory of 1500	1416	341de0c5c5dfa1b0def591da640e1e41c2bfaafc5f36caba0399afbd9ff0ed27.exe	26
PID 1500 wrote to memory of 1084	1500	ظ†ط³ظٹظ….scr	27
PID 1500 wrote to memory of 1084	1500	ظ†ط³ظٹظ….scr	27
PID 1500 wrote to memory of 1084	1500	ظ†ط³ظٹظ….scr	27
PID 1500 wrote to memory of 1084	1500	ظ†ط³ظٹظ….scr	27

C:\Users\Admin\AppData\Local\Temp\341de0c5c5dfa1b0def591da640e1e41c2bfaafc5f36caba0399afbd9ff0ed27.exe
"C:\Users\Admin\AppData\Local\Temp\341de0c5c5dfa1b0def591da640e1e41c2bfaafc5f36caba0399afbd9ff0ed27.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1416
- C:\Users\Admin\ظ†ط³ظٹظ….scr
  "C:\Users\Admin\ظ†ط³ظٹظ….scr" /S
  2⤵
  - Executes dropped EXE
  - Drops startup file
  - Adds Run key to start application
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1500
- - C:\Windows\SysWOW64\netsh.exe
    netsh firewall add allowedprogram "C:\Users\Admin\ظ†ط³ظٹظ….scr" "ظ†ط³ظٹظ….scr" ENABLE
    3⤵
    - Modifies Windows Firewall
    PID:1084

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

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\ظ†ط³ظٹظ….scr

Filesize
157KB

MD5
805ec1b1423ae8258c44f09030b07ae0

SHA1
1492ceb197f4e4815d19cf7622b720498f7dbf4e

SHA256
341de0c5c5dfa1b0def591da640e1e41c2bfaafc5f36caba0399afbd9ff0ed27

SHA512
a3bf28bf421476ca974337698837ba0f9991dd3edd579ddfcd83ed239695a38316f8ec51917b1eadbbfa9410a87eb31fa718343b0f30dbee2e81f600b8cb23a7

Download Submit
C:\Users\Admin\ظ†ط³ظٹظ….scr

Filesize
157KB

MD5
805ec1b1423ae8258c44f09030b07ae0

SHA1
1492ceb197f4e4815d19cf7622b720498f7dbf4e

SHA256
341de0c5c5dfa1b0def591da640e1e41c2bfaafc5f36caba0399afbd9ff0ed27

SHA512
a3bf28bf421476ca974337698837ba0f9991dd3edd579ddfcd83ed239695a38316f8ec51917b1eadbbfa9410a87eb31fa718343b0f30dbee2e81f600b8cb23a7

Download Submit
\Users\Admin\ظ†ط³ظٹظ….scr

Filesize
157KB

MD5
805ec1b1423ae8258c44f09030b07ae0

SHA1
1492ceb197f4e4815d19cf7622b720498f7dbf4e

SHA256
341de0c5c5dfa1b0def591da640e1e41c2bfaafc5f36caba0399afbd9ff0ed27

SHA512
a3bf28bf421476ca974337698837ba0f9991dd3edd579ddfcd83ed239695a38316f8ec51917b1eadbbfa9410a87eb31fa718343b0f30dbee2e81f600b8cb23a7

Download Submit
memory/1084-63-0x0000000000000000-mapping.dmp

Download
memory/1416-54-0x0000000075E81000-0x0000000075E83000-memory.dmp

Filesize
8KB

Download
memory/1416-55-0x0000000074520000-0x0000000074ACB000-memory.dmp

Filesize
5.7MB

Download
memory/1416-61-0x0000000074520000-0x0000000074ACB000-memory.dmp

Filesize
5.7MB

Download
memory/1500-57-0x0000000000000000-mapping.dmp

Download
memory/1500-62-0x0000000074520000-0x0000000074ACB000-memory.dmp

Filesize
5.7MB

Download
memory/1500-65-0x0000000074520000-0x0000000074ACB000-memory.dmp

Filesize
5.7MB

Download

Analysis

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