njrat | 08a16325eb4523ff4193355516d182c1e8fcb3016409c92193f51053dd4fe180

General

Target

08a16325eb4523ff4193355516d182c1e8fcb3016409c92193f51053dd4fe180.exe
Size

123KB
MD5

946333d7d6a396ab789cb72f74c7f9aa
SHA1

07391a865a6c0d781fae9754872d05437bd2ced5
SHA256

08a16325eb4523ff4193355516d182c1e8fcb3016409c92193f51053dd4fe180
SHA512

382cca85edecb737762c14eee850fc887745be8d1e33cf4f9521db42dcaed95d23c342532e015c6a7e792f2fde72161e064405147b3060850aa6d9139ed858df

Score

10^/10

njrat hacked by hidden person evasion persistence trojan

Malware Config

Extracted

Family

njrat

Botnet

Hacked By HiDDen PerSOn

Mutex

e6be5f00f026aa28102ba2f0df8f3ec3

Attributes

reg_key
e6be5f00f026aa28102ba2f0df8f3ec3

Signatures

njRAT/Bladabindi
Widely used RAT written in .NET.
trojan njrat
Executes dropped EXE 2 IoCs

Processes:

System32.exeSystem32.exe

pid process

3780 System32.exe
4392 System32.exe
Modifies Windows Firewall 1 TTPs
evasion

Modify Existing Service
T1031

pid	process
3780	System32.exe
4392	System32.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:

08a16325eb4523ff4193355516d182c1e8fcb3016409c92193f51053dd4fe180.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Control Panel\International\Geo\Nation	08a16325eb4523ff4193355516d182c1e8fcb3016409c92193f51053dd4fe180.exe

Drops startup file 2 IoCs

Processes:

System32.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\e6be5f00f026aa28102ba2f0df8f3ec3.exe	System32.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\e6be5f00f026aa28102ba2f0df8f3ec3.exe	System32.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

System32.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\e6be5f00f026aa28102ba2f0df8f3ec3 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\System32.exe\" .."	System32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\e6be5f00f026aa28102ba2f0df8f3ec3 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\System32.exe\" .."	System32.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

08a16325eb4523ff4193355516d182c1e8fcb3016409c92193f51053dd4fe180.exeSystem32.exe

description	pid	process	target process
PID 4476 set thread context of 4668	4476	08a16325eb4523ff4193355516d182c1e8fcb3016409c92193f51053dd4fe180.exe	08a16325eb4523ff4193355516d182c1e8fcb3016409c92193f51053dd4fe180.exe
PID 3780 set thread context of 4392	3780	System32.exe	System32.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 17 IoCs

Processes:

System32.exe

description	pid	process
Token: SeDebugPrivilege	4392	System32.exe
Token: 33	4392	System32.exe
Token: SeIncBasePriorityPrivilege	4392	System32.exe
Token: 33	4392	System32.exe
Token: SeIncBasePriorityPrivilege	4392	System32.exe
Token: 33	4392	System32.exe
Token: SeIncBasePriorityPrivilege	4392	System32.exe
Token: 33	4392	System32.exe
Token: SeIncBasePriorityPrivilege	4392	System32.exe
Token: 33	4392	System32.exe
Token: SeIncBasePriorityPrivilege	4392	System32.exe
Token: 33	4392	System32.exe
Token: SeIncBasePriorityPrivilege	4392	System32.exe
Token: 33	4392	System32.exe
Token: SeIncBasePriorityPrivilege	4392	System32.exe
Token: 33	4392	System32.exe
Token: SeIncBasePriorityPrivilege	4392	System32.exe

Suspicious use of WriteProcessMemory 22 IoCs

Processes:

08a16325eb4523ff4193355516d182c1e8fcb3016409c92193f51053dd4fe180.exe08a16325eb4523ff4193355516d182c1e8fcb3016409c92193f51053dd4fe180.exeSystem32.exeSystem32.exe

description	pid	process	target process
PID 4476 wrote to memory of 4668	4476	08a16325eb4523ff4193355516d182c1e8fcb3016409c92193f51053dd4fe180.exe	08a16325eb4523ff4193355516d182c1e8fcb3016409c92193f51053dd4fe180.exe
PID 4476 wrote to memory of 4668	4476	08a16325eb4523ff4193355516d182c1e8fcb3016409c92193f51053dd4fe180.exe	08a16325eb4523ff4193355516d182c1e8fcb3016409c92193f51053dd4fe180.exe
PID 4476 wrote to memory of 4668	4476	08a16325eb4523ff4193355516d182c1e8fcb3016409c92193f51053dd4fe180.exe	08a16325eb4523ff4193355516d182c1e8fcb3016409c92193f51053dd4fe180.exe
PID 4476 wrote to memory of 4668	4476	08a16325eb4523ff4193355516d182c1e8fcb3016409c92193f51053dd4fe180.exe	08a16325eb4523ff4193355516d182c1e8fcb3016409c92193f51053dd4fe180.exe
PID 4476 wrote to memory of 4668	4476	08a16325eb4523ff4193355516d182c1e8fcb3016409c92193f51053dd4fe180.exe	08a16325eb4523ff4193355516d182c1e8fcb3016409c92193f51053dd4fe180.exe
PID 4476 wrote to memory of 4668	4476	08a16325eb4523ff4193355516d182c1e8fcb3016409c92193f51053dd4fe180.exe	08a16325eb4523ff4193355516d182c1e8fcb3016409c92193f51053dd4fe180.exe
PID 4476 wrote to memory of 4668	4476	08a16325eb4523ff4193355516d182c1e8fcb3016409c92193f51053dd4fe180.exe	08a16325eb4523ff4193355516d182c1e8fcb3016409c92193f51053dd4fe180.exe
PID 4476 wrote to memory of 4668	4476	08a16325eb4523ff4193355516d182c1e8fcb3016409c92193f51053dd4fe180.exe	08a16325eb4523ff4193355516d182c1e8fcb3016409c92193f51053dd4fe180.exe
PID 4668 wrote to memory of 3780	4668	08a16325eb4523ff4193355516d182c1e8fcb3016409c92193f51053dd4fe180.exe	System32.exe
PID 4668 wrote to memory of 3780	4668	08a16325eb4523ff4193355516d182c1e8fcb3016409c92193f51053dd4fe180.exe	System32.exe
PID 4668 wrote to memory of 3780	4668	08a16325eb4523ff4193355516d182c1e8fcb3016409c92193f51053dd4fe180.exe	System32.exe
PID 3780 wrote to memory of 4392	3780	System32.exe	System32.exe
PID 3780 wrote to memory of 4392	3780	System32.exe	System32.exe
PID 3780 wrote to memory of 4392	3780	System32.exe	System32.exe
PID 3780 wrote to memory of 4392	3780	System32.exe	System32.exe
PID 3780 wrote to memory of 4392	3780	System32.exe	System32.exe
PID 3780 wrote to memory of 4392	3780	System32.exe	System32.exe
PID 3780 wrote to memory of 4392	3780	System32.exe	System32.exe
PID 3780 wrote to memory of 4392	3780	System32.exe	System32.exe
PID 4392 wrote to memory of 3812	4392	System32.exe	netsh.exe
PID 4392 wrote to memory of 3812	4392	System32.exe	netsh.exe
PID 4392 wrote to memory of 3812	4392	System32.exe	netsh.exe

C:\Users\Admin\AppData\Local\Temp\08a16325eb4523ff4193355516d182c1e8fcb3016409c92193f51053dd4fe180.exe
"C:\Users\Admin\AppData\Local\Temp\08a16325eb4523ff4193355516d182c1e8fcb3016409c92193f51053dd4fe180.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4476

C:\Users\Admin\AppData\Local\Temp\08a16325eb4523ff4193355516d182c1e8fcb3016409c92193f51053dd4fe180.exe
"C:\Users\Admin\AppData\Local\Temp\08a16325eb4523ff4193355516d182c1e8fcb3016409c92193f51053dd4fe180.exe"
2⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4668

C:\Users\Admin\AppData\Local\Temp\System32.exe
"C:\Users\Admin\AppData\Local\Temp\System32.exe"
3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3780

C:\Users\Admin\AppData\Local\Temp\System32.exe
"C:\Users\Admin\AppData\Local\Temp\System32.exe"
4⤵
- Executes dropped EXE
- Drops startup file
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4392

C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\System32.exe" "System32.exe" ENABLE
5⤵
PID:3812

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

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\08a16325eb4523ff4193355516d182c1e8fcb3016409c92193f51053dd4fe180.exe.log
Filesize
617B

MD5
f5a69d9216974a1b017e4e94be20c63f

SHA1
6993175a82e6ffa484b2bfbf691668f11484ef17

SHA256
471ce598bfe72b7166f3e1b669c84436e2d6cb758dd98e8d0e4cb44a230f42ee

SHA512
d9164f8573c6cabd01357e8f27e1500100ae932aed51f6a08734dc739e36c61e2e8b231f6ce3aaac2d9b279c3ade0ad7c5189925ee7d75d4820acfdd2cac11fd

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\System32.exe.log
Filesize
617B

MD5
f5a69d9216974a1b017e4e94be20c63f

SHA1
6993175a82e6ffa484b2bfbf691668f11484ef17

SHA256
471ce598bfe72b7166f3e1b669c84436e2d6cb758dd98e8d0e4cb44a230f42ee

SHA512
d9164f8573c6cabd01357e8f27e1500100ae932aed51f6a08734dc739e36c61e2e8b231f6ce3aaac2d9b279c3ade0ad7c5189925ee7d75d4820acfdd2cac11fd

Download Submit
C:\Users\Admin\AppData\Local\Temp\System32.exe
Filesize
123KB

MD5
946333d7d6a396ab789cb72f74c7f9aa

SHA1
07391a865a6c0d781fae9754872d05437bd2ced5

SHA256
08a16325eb4523ff4193355516d182c1e8fcb3016409c92193f51053dd4fe180

SHA512
382cca85edecb737762c14eee850fc887745be8d1e33cf4f9521db42dcaed95d23c342532e015c6a7e792f2fde72161e064405147b3060850aa6d9139ed858df

Download Submit
C:\Users\Admin\AppData\Local\Temp\System32.exe
Filesize
123KB

MD5
946333d7d6a396ab789cb72f74c7f9aa

SHA1
07391a865a6c0d781fae9754872d05437bd2ced5

SHA256
08a16325eb4523ff4193355516d182c1e8fcb3016409c92193f51053dd4fe180

SHA512
382cca85edecb737762c14eee850fc887745be8d1e33cf4f9521db42dcaed95d23c342532e015c6a7e792f2fde72161e064405147b3060850aa6d9139ed858df

Download Submit
C:\Users\Admin\AppData\Local\Temp\System32.exe
Filesize
123KB

MD5
946333d7d6a396ab789cb72f74c7f9aa

SHA1
07391a865a6c0d781fae9754872d05437bd2ced5

SHA256
08a16325eb4523ff4193355516d182c1e8fcb3016409c92193f51053dd4fe180

SHA512
382cca85edecb737762c14eee850fc887745be8d1e33cf4f9521db42dcaed95d23c342532e015c6a7e792f2fde72161e064405147b3060850aa6d9139ed858df

Download Submit
memory/3780-138-0x0000000000000000-mapping.dmp

Download
memory/3812-145-0x0000000000000000-mapping.dmp

Download
memory/4392-141-0x0000000000000000-mapping.dmp

Download
memory/4392-146-0x0000000005A90000-0x0000000005B22000-memory.dmp

Filesize
584KB

Download
memory/4392-147-0x0000000005990000-0x000000000599A000-memory.dmp

Filesize
40KB

Download
memory/4476-132-0x0000000000200000-0x0000000000226000-memory.dmp

Filesize
152KB

Download
memory/4476-134-0x0000000004EA0000-0x0000000004F3C000-memory.dmp

Filesize
624KB

Download
memory/4476-133-0x0000000005370000-0x0000000005914000-memory.dmp

Filesize
5.6MB

Download
memory/4668-136-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/4668-135-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads