njrat | 7a9574c4cb8d6e2f0b6ebfa852930f05252664e893db6f32fe8c60c809c07393

General

Target

7a9574c4cb8d6e2f0b6ebfa852930f05252664e893db6f32fe8c60c809c07393.exe
Size

29KB
MD5

07ae3808ff61ee050d7f46ebc7ae8553
SHA1

fcde926f75efadf892e00374f42bace1328a83ad
SHA256

7a9574c4cb8d6e2f0b6ebfa852930f05252664e893db6f32fe8c60c809c07393
SHA512

3f688d38dfaec6344475c2f14afc3d91edc69fe29d02f5b0404951c0abde03d7e32b629e48eee4a266209602eead12b0e8b34e264aa3ff710de08502b0d390fe
SSDEEP

384:8hQXpl7dzns8oDw/LRP55/4GWmqDSeXegLGBsbh0w4wlAokw9OhgOL1vYRGOZzIH:8E7Js8oDSJz4wqZXenBKh0p29SgRQl5

Score

10^/10

njrat hacked evasion persistence trojan

Malware Config

Extracted

Family

njrat

Version

0.6.4

Botnet

HacKed

C2

heroznt1.no-ip.biz:5552

Mutex

043268c986c44a75878ff249a24b122e

Attributes

reg_key
043268c986c44a75878ff249a24b122e
splitter
|'|'|

Signatures

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

Processes:

IDM.exe

pid process

3188 IDM.exe
Modifies Windows Firewall 1 TTPs 1 IoCs
evasion

Modify Existing Service
T1031

Processes:

netsh.exe

pid process

4872 netsh.exe

pid	process
4872	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:

7a9574c4cb8d6e2f0b6ebfa852930f05252664e893db6f32fe8c60c809c07393.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation	7a9574c4cb8d6e2f0b6ebfa852930f05252664e893db6f32fe8c60c809c07393.exe

Drops startup file 2 IoCs

Processes:

IDM.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\043268c986c44a75878ff249a24b122e.exe	IDM.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\043268c986c44a75878ff249a24b122e.exe	IDM.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

IDM.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\043268c986c44a75878ff249a24b122e = "\"C:\\Users\\Admin\\AppData\\Roaming\\IDM.exe\" .."	IDM.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\043268c986c44a75878ff249a24b122e = "\"C:\\Users\\Admin\\AppData\\Roaming\\IDM.exe\" .."	IDM.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 48 IoCs

Processes:

IDM.exe

pid	process
3188	IDM.exe
3188	IDM.exe
3188	IDM.exe
3188	IDM.exe
3188	IDM.exe
3188	IDM.exe
3188	IDM.exe
3188	IDM.exe
3188	IDM.exe
3188	IDM.exe
3188	IDM.exe
3188	IDM.exe
3188	IDM.exe
3188	IDM.exe
3188	IDM.exe
3188	IDM.exe
3188	IDM.exe
3188	IDM.exe
3188	IDM.exe
3188	IDM.exe
3188	IDM.exe
3188	IDM.exe
3188	IDM.exe
3188	IDM.exe
3188	IDM.exe
3188	IDM.exe
3188	IDM.exe
3188	IDM.exe
3188	IDM.exe
3188	IDM.exe
3188	IDM.exe
3188	IDM.exe
3188	IDM.exe
3188	IDM.exe
3188	IDM.exe
3188	IDM.exe
3188	IDM.exe
3188	IDM.exe
3188	IDM.exe
3188	IDM.exe
3188	IDM.exe
3188	IDM.exe
3188	IDM.exe
3188	IDM.exe
3188	IDM.exe
3188	IDM.exe
3188	IDM.exe
3188	IDM.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

IDM.exe

description pid process

Token: SeDebugPrivilege 3188 IDM.exe

description	pid	process
Token: SeDebugPrivilege	3188	IDM.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

7a9574c4cb8d6e2f0b6ebfa852930f05252664e893db6f32fe8c60c809c07393.exeIDM.exe

description	pid	process	target process
PID 4960 wrote to memory of 3188	4960	7a9574c4cb8d6e2f0b6ebfa852930f05252664e893db6f32fe8c60c809c07393.exe	IDM.exe
PID 4960 wrote to memory of 3188	4960	7a9574c4cb8d6e2f0b6ebfa852930f05252664e893db6f32fe8c60c809c07393.exe	IDM.exe
PID 4960 wrote to memory of 3188	4960	7a9574c4cb8d6e2f0b6ebfa852930f05252664e893db6f32fe8c60c809c07393.exe	IDM.exe
PID 3188 wrote to memory of 4872	3188	IDM.exe	netsh.exe
PID 3188 wrote to memory of 4872	3188	IDM.exe	netsh.exe
PID 3188 wrote to memory of 4872	3188	IDM.exe	netsh.exe

C:\Users\Admin\AppData\Local\Temp\7a9574c4cb8d6e2f0b6ebfa852930f05252664e893db6f32fe8c60c809c07393.exe
"C:\Users\Admin\AppData\Local\Temp\7a9574c4cb8d6e2f0b6ebfa852930f05252664e893db6f32fe8c60c809c07393.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4960

C:\Users\Admin\AppData\Roaming\IDM.exe
"C:\Users\Admin\AppData\Roaming\IDM.exe"
2⤵
- Executes dropped EXE
- Drops startup file
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3188

C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\IDM.exe" "IDM.exe" ENABLE
3⤵
- Modifies Windows Firewall
PID:4872

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

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Downloads

C:\Users\Admin\AppData\Roaming\IDM.exe
Filesize
29KB

MD5
07ae3808ff61ee050d7f46ebc7ae8553

SHA1
fcde926f75efadf892e00374f42bace1328a83ad

SHA256
7a9574c4cb8d6e2f0b6ebfa852930f05252664e893db6f32fe8c60c809c07393

SHA512
3f688d38dfaec6344475c2f14afc3d91edc69fe29d02f5b0404951c0abde03d7e32b629e48eee4a266209602eead12b0e8b34e264aa3ff710de08502b0d390fe

Download Submit
C:\Users\Admin\AppData\Roaming\IDM.exe
Filesize
29KB

MD5
07ae3808ff61ee050d7f46ebc7ae8553

SHA1
fcde926f75efadf892e00374f42bace1328a83ad

SHA256
7a9574c4cb8d6e2f0b6ebfa852930f05252664e893db6f32fe8c60c809c07393

SHA512
3f688d38dfaec6344475c2f14afc3d91edc69fe29d02f5b0404951c0abde03d7e32b629e48eee4a266209602eead12b0e8b34e264aa3ff710de08502b0d390fe

Download Submit
memory/3188-133-0x0000000000000000-mapping.dmp

Download
memory/3188-138-0x0000000074E80000-0x0000000075431000-memory.dmp

Filesize
5.7MB

Download
memory/3188-139-0x0000000074E80000-0x0000000075431000-memory.dmp

Filesize
5.7MB

Download
memory/4872-137-0x0000000000000000-mapping.dmp

Download
memory/4960-132-0x0000000074E80000-0x0000000075431000-memory.dmp

Filesize
5.7MB

Download
memory/4960-136-0x0000000074E80000-0x0000000075431000-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