njrat | aea8fca4704a2acab5b815530a77795c874c85bcf5562d07b649d0c99e8f8424

General

Target

2016-55-0x0000000000140000-0x0000000000152000-memory.exe
Size

72KB
MD5

d7c9553b35cd383d91b65291e228d75e
SHA1

bcb9606e2c4ba2ee2065ace2c9be99e162e3f17b
SHA256

aea8fca4704a2acab5b815530a77795c874c85bcf5562d07b649d0c99e8f8424
SHA512

a8a0fe5c85e5b75b709d98fb9499d9279f346a6f338ea81bdf53d3d7fc2641b4e0508332151ebceebf401f33da8a9ef0e19397142e943e18d2adb30c372fee33
SSDEEP

384:fZyoIYz/wpa9GP4Uy2vXy2m2EUSlhqzIIij+ZsNO3PlpJKkkjh/TzF7pWnb/greL:hnIKR4gh2vyV2SwuXQ/oCX+L

Score

10^/10

njrat hacked persistence trojan

Malware Config

Extracted

Family

njrat

Version

Njrat 0.7 Golden By Hassan Amiri

Botnet

HacKed

C2

4.tcp.eu.ngrok.io:12433

Mutex

Windows Update

Attributes

reg_key
Windows Update
splitter
|Hassan|

Signatures

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

Drops startup file 2 IoCs

Processes:

Sosipisyn.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Java update.exe	Sosipisyn.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Java update.exe	Sosipisyn.exe

Executes dropped EXE 1 IoCs

Processes:

Sosipisyn.exe

pid process

1080 Sosipisyn.exe
Loads dropped DLL 2 IoCs

Processes:

2016-55-0x0000000000140000-0x0000000000152000-memory.exe

pid process

1404 2016-55-0x0000000000140000-0x0000000000152000-memory.exe
1404 2016-55-0x0000000000140000-0x0000000000152000-memory.exe

pid	process
1080	Sosipisyn.exe

pid	process
1404	2016-55-0x0000000000140000-0x0000000000152000-memory.exe
1404	2016-55-0x0000000000140000-0x0000000000152000-memory.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

Sosipisyn.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows Update = "\"C:\\Users\\Admin\\AppData\\Roaming\\Sosipisyn.exe\" .."	Sosipisyn.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Windows Update = "\"C:\\Users\\Admin\\AppData\\Roaming\\Sosipisyn.exe\" .."	Sosipisyn.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: GetForegroundWindowSpam 1 IoCs

Processes:

Sosipisyn.exe

pid process

1080 Sosipisyn.exe

pid	process
1080	Sosipisyn.exe

Suspicious use of AdjustPrivilegeToken 19 IoCs

Processes:

Sosipisyn.exe

description	pid	process
Token: SeDebugPrivilege	1080	Sosipisyn.exe
Token: 33	1080	Sosipisyn.exe
Token: SeIncBasePriorityPrivilege	1080	Sosipisyn.exe
Token: 33	1080	Sosipisyn.exe
Token: SeIncBasePriorityPrivilege	1080	Sosipisyn.exe
Token: 33	1080	Sosipisyn.exe
Token: SeIncBasePriorityPrivilege	1080	Sosipisyn.exe
Token: 33	1080	Sosipisyn.exe
Token: SeIncBasePriorityPrivilege	1080	Sosipisyn.exe
Token: 33	1080	Sosipisyn.exe
Token: SeIncBasePriorityPrivilege	1080	Sosipisyn.exe
Token: 33	1080	Sosipisyn.exe
Token: SeIncBasePriorityPrivilege	1080	Sosipisyn.exe
Token: 33	1080	Sosipisyn.exe
Token: SeIncBasePriorityPrivilege	1080	Sosipisyn.exe
Token: 33	1080	Sosipisyn.exe
Token: SeIncBasePriorityPrivilege	1080	Sosipisyn.exe
Token: 33	1080	Sosipisyn.exe
Token: SeIncBasePriorityPrivilege	1080	Sosipisyn.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

2016-55-0x0000000000140000-0x0000000000152000-memory.exe

description	pid	process	target process
PID 1404 wrote to memory of 1080	1404	2016-55-0x0000000000140000-0x0000000000152000-memory.exe	Sosipisyn.exe
PID 1404 wrote to memory of 1080	1404	2016-55-0x0000000000140000-0x0000000000152000-memory.exe	Sosipisyn.exe
PID 1404 wrote to memory of 1080	1404	2016-55-0x0000000000140000-0x0000000000152000-memory.exe	Sosipisyn.exe
PID 1404 wrote to memory of 1080	1404	2016-55-0x0000000000140000-0x0000000000152000-memory.exe	Sosipisyn.exe

C:\Users\Admin\AppData\Local\Temp\2016-55-0x0000000000140000-0x0000000000152000-memory.exe
"C:\Users\Admin\AppData\Local\Temp\2016-55-0x0000000000140000-0x0000000000152000-memory.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1404

C:\Users\Admin\AppData\Roaming\Sosipisyn.exe
"C:\Users\Admin\AppData\Roaming\Sosipisyn.exe"
2⤵
- Drops startup file
- Executes dropped EXE
- Adds Run key to start application
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
PID:1080

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

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\Sosipisyn.exe
Filesize
72KB

MD5
d7c9553b35cd383d91b65291e228d75e

SHA1
bcb9606e2c4ba2ee2065ace2c9be99e162e3f17b

SHA256
aea8fca4704a2acab5b815530a77795c874c85bcf5562d07b649d0c99e8f8424

SHA512
a8a0fe5c85e5b75b709d98fb9499d9279f346a6f338ea81bdf53d3d7fc2641b4e0508332151ebceebf401f33da8a9ef0e19397142e943e18d2adb30c372fee33

Download Submit
C:\Users\Admin\AppData\Roaming\Sosipisyn.exe
Filesize
72KB

MD5
d7c9553b35cd383d91b65291e228d75e

SHA1
bcb9606e2c4ba2ee2065ace2c9be99e162e3f17b

SHA256
aea8fca4704a2acab5b815530a77795c874c85bcf5562d07b649d0c99e8f8424

SHA512
a8a0fe5c85e5b75b709d98fb9499d9279f346a6f338ea81bdf53d3d7fc2641b4e0508332151ebceebf401f33da8a9ef0e19397142e943e18d2adb30c372fee33

Download Submit
\Users\Admin\AppData\Roaming\Sosipisyn.exe
Filesize
72KB

MD5
d7c9553b35cd383d91b65291e228d75e

SHA1
bcb9606e2c4ba2ee2065ace2c9be99e162e3f17b

SHA256
aea8fca4704a2acab5b815530a77795c874c85bcf5562d07b649d0c99e8f8424

SHA512
a8a0fe5c85e5b75b709d98fb9499d9279f346a6f338ea81bdf53d3d7fc2641b4e0508332151ebceebf401f33da8a9ef0e19397142e943e18d2adb30c372fee33

Download Submit
\Users\Admin\AppData\Roaming\Sosipisyn.exe
Filesize
72KB

MD5
d7c9553b35cd383d91b65291e228d75e

SHA1
bcb9606e2c4ba2ee2065ace2c9be99e162e3f17b

SHA256
aea8fca4704a2acab5b815530a77795c874c85bcf5562d07b649d0c99e8f8424

SHA512
a8a0fe5c85e5b75b709d98fb9499d9279f346a6f338ea81bdf53d3d7fc2641b4e0508332151ebceebf401f33da8a9ef0e19397142e943e18d2adb30c372fee33

Download Submit
memory/1080-58-0x0000000000000000-mapping.dmp

Download
memory/1080-61-0x0000000001330000-0x0000000001342000-memory.dmp

Filesize
72KB

Download
memory/1404-54-0x0000000000A10000-0x0000000000A22000-memory.dmp

Filesize
72KB

Download
memory/1404-55-0x0000000075451000-0x0000000075453000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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