njrat | 014f0d19ffeff49332c29c1c4edf16523928c822857fbde256d6da21bf6424e8

General

Target

rat.exe
Size

64KB
MD5

8aa7c1cb0920d957870c48e543c8d0b5
SHA1

a7ed7edffeb04b786617b28f7ffde11a84f4f855
SHA256

014f0d19ffeff49332c29c1c4edf16523928c822857fbde256d6da21bf6424e8
SHA512

7e5f9b77d1a97252b8d388bf42233649a9ecfb6ab6f41dd7756eab5c595c19e34673a670a0cc474e62cd3df0a1906eeb8dd500569dfad058680cd0eff3a509a1
SSDEEP

1536:TvDmGXoN36tcQviFw1WeHpYBnvbWfLteF3nLrB9z3nGaF9bUS9vM:TLmGXoN36tcQviFCbHCBn6fWl9zWaF9

Score

10^/10

njrat mybot trojan

Malware Config

Extracted

Family

njrat

Version

Platinum

Botnet

MyBot

C2

127.0.0.1:54077

Mutex

steamwebhelper.exe

Attributes

reg_key
steamwebhelper.exe
splitter
|Ghost|

Signatures

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

rat.exe

description ioc process

Key value queried \REGISTRY\USER\S-1-5-21-1722984668-1829624581-3022101259-1000\Control Panel\International\Geo\Nation rat.exe
Executes dropped EXE 2 IoCs

Processes:

steamwebhelper.exesteamwebhelper.exe

pid process

336 steamwebhelper.exe
3196 steamwebhelper.exe
Legitimate hosting services abused for malware hosting/C2 1 TTPs

Web Service
T1102
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1722984668-1829624581-3022101259-1000\Control Panel\International\Geo\Nation	rat.exe

pid	process
336	steamwebhelper.exe
3196	steamwebhelper.exe

Checks SCSI registry key(s) 3 TTPs 3 IoCs

SCSI information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

taskmgr.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\FriendlyName	taskmgr.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000	taskmgr.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\Properties\{b725f130-47ef-101a-a5f1-02608c9eebac}\000A	taskmgr.exe

Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task/Job
T1053

Processes:

schtasks.exe

pid process

4140 schtasks.exe

pid	process
4140	schtasks.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

rat.exe

pid	process
4784	rat.exe
4784	rat.exe
4784	rat.exe
4784	rat.exe
4784	rat.exe
4784	rat.exe
4784	rat.exe
4784	rat.exe
4784	rat.exe
4784	rat.exe
4784	rat.exe
4784	rat.exe
4784	rat.exe
4784	rat.exe
4784	rat.exe
4784	rat.exe
4784	rat.exe
4784	rat.exe
4784	rat.exe
4784	rat.exe
4784	rat.exe
4784	rat.exe
4784	rat.exe
4784	rat.exe
4784	rat.exe
4784	rat.exe
4784	rat.exe
4784	rat.exe
4784	rat.exe
4784	rat.exe
4784	rat.exe
4784	rat.exe
4784	rat.exe
4784	rat.exe
4784	rat.exe
4784	rat.exe
4784	rat.exe
4784	rat.exe
4784	rat.exe
4784	rat.exe
4784	rat.exe
4784	rat.exe
4784	rat.exe
4784	rat.exe
4784	rat.exe
4784	rat.exe
4784	rat.exe
4784	rat.exe
4784	rat.exe
4784	rat.exe
4784	rat.exe
4784	rat.exe
4784	rat.exe
4784	rat.exe
4784	rat.exe
4784	rat.exe
4784	rat.exe
4784	rat.exe
4784	rat.exe
4784	rat.exe
4784	rat.exe
4784	rat.exe
4784	rat.exe
4784	rat.exe

Suspicious use of AdjustPrivilegeToken 11 IoCs

Processes:

rat.exesteamwebhelper.exetaskmgr.exe

description	pid	process
Token: SeDebugPrivilege	4784	rat.exe
Token: SeDebugPrivilege	336	steamwebhelper.exe
Token: 33	336	steamwebhelper.exe
Token: SeIncBasePriorityPrivilege	336	steamwebhelper.exe
Token: SeDebugPrivilege	3944	taskmgr.exe
Token: SeSystemProfilePrivilege	3944	taskmgr.exe
Token: SeCreateGlobalPrivilege	3944	taskmgr.exe
Token: 33	336	steamwebhelper.exe
Token: SeIncBasePriorityPrivilege	336	steamwebhelper.exe
Token: 33	336	steamwebhelper.exe
Token: SeIncBasePriorityPrivilege	336	steamwebhelper.exe

Suspicious use of FindShellTrayWindow 27 IoCs

Processes:

taskmgr.exe

pid	process
3944	taskmgr.exe
3944	taskmgr.exe
3944	taskmgr.exe
3944	taskmgr.exe
3944	taskmgr.exe
3944	taskmgr.exe
3944	taskmgr.exe
3944	taskmgr.exe
3944	taskmgr.exe
3944	taskmgr.exe
3944	taskmgr.exe
3944	taskmgr.exe
3944	taskmgr.exe
3944	taskmgr.exe
3944	taskmgr.exe
3944	taskmgr.exe
3944	taskmgr.exe
3944	taskmgr.exe
3944	taskmgr.exe
3944	taskmgr.exe
3944	taskmgr.exe
3944	taskmgr.exe
3944	taskmgr.exe
3944	taskmgr.exe
3944	taskmgr.exe
3944	taskmgr.exe
3944	taskmgr.exe

Suspicious use of SendNotifyMessage 27 IoCs

Processes:

taskmgr.exe

pid	process
3944	taskmgr.exe
3944	taskmgr.exe
3944	taskmgr.exe
3944	taskmgr.exe
3944	taskmgr.exe
3944	taskmgr.exe
3944	taskmgr.exe
3944	taskmgr.exe
3944	taskmgr.exe
3944	taskmgr.exe
3944	taskmgr.exe
3944	taskmgr.exe
3944	taskmgr.exe
3944	taskmgr.exe
3944	taskmgr.exe
3944	taskmgr.exe
3944	taskmgr.exe
3944	taskmgr.exe
3944	taskmgr.exe
3944	taskmgr.exe
3944	taskmgr.exe
3944	taskmgr.exe
3944	taskmgr.exe
3944	taskmgr.exe
3944	taskmgr.exe
3944	taskmgr.exe
3944	taskmgr.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

rat.exesteamwebhelper.exe

description	pid	process	target process
PID 4784 wrote to memory of 336	4784	rat.exe	steamwebhelper.exe
PID 4784 wrote to memory of 336	4784	rat.exe	steamwebhelper.exe
PID 4784 wrote to memory of 336	4784	rat.exe	steamwebhelper.exe
PID 336 wrote to memory of 1320	336	steamwebhelper.exe	schtasks.exe
PID 336 wrote to memory of 1320	336	steamwebhelper.exe	schtasks.exe
PID 336 wrote to memory of 1320	336	steamwebhelper.exe	schtasks.exe
PID 336 wrote to memory of 4140	336	steamwebhelper.exe	schtasks.exe
PID 336 wrote to memory of 4140	336	steamwebhelper.exe	schtasks.exe
PID 336 wrote to memory of 4140	336	steamwebhelper.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\rat.exe
"C:\Users\Admin\AppData\Local\Temp\rat.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4784

C:\Users\Admin\steamwebhelper.exe
"C:\Users\Admin\steamwebhelper.exe"
2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:336

C:\Windows\SysWOW64\schtasks.exe
schtasks /delete /tn "SteamWebService" /f
3⤵
PID:1320

C:\Windows\SysWOW64\schtasks.exe
schtasks /create /sc minute /mo 1 /tn "SteamWebService" /tr C:\Users\Admin\steamwebhelper.exe
3⤵
- Creates scheduled task(s)
PID:4140

C:\Windows\system32\taskmgr.exe
"C:\Windows\system32\taskmgr.exe" /4
1⤵
- Checks SCSI registry key(s)
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:3944

C:\Users\Admin\steamwebhelper.exe
C:\Users\Admin\steamwebhelper.exe
1⤵
- Executes dropped EXE
PID:3196

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scheduled Task/Job

1

T1053

Persistence

Scheduled Task/Job

1

T1053

Privilege Escalation

Scheduled Task/Job

1

T1053

Defense Evasion

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

3

T1082

Peripheral Device Discovery

1

T1120

Lateral Movement

Collection

Exfiltration

Command and Control

Web Service

1

T1102

Impact

Resource Development

Reconnaissance

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Downloads

C:\Users\Admin\steamwebhelper.exe
Filesize
64KB

MD5
8aa7c1cb0920d957870c48e543c8d0b5

SHA1
a7ed7edffeb04b786617b28f7ffde11a84f4f855

SHA256
014f0d19ffeff49332c29c1c4edf16523928c822857fbde256d6da21bf6424e8

SHA512
7e5f9b77d1a97252b8d388bf42233649a9ecfb6ab6f41dd7756eab5c595c19e34673a670a0cc474e62cd3df0a1906eeb8dd500569dfad058680cd0eff3a509a1

Download Submit
C:\Users\Admin\steamwebhelper.exe
Filesize
64KB

MD5
8aa7c1cb0920d957870c48e543c8d0b5

SHA1
a7ed7edffeb04b786617b28f7ffde11a84f4f855

SHA256
014f0d19ffeff49332c29c1c4edf16523928c822857fbde256d6da21bf6424e8

SHA512
7e5f9b77d1a97252b8d388bf42233649a9ecfb6ab6f41dd7756eab5c595c19e34673a670a0cc474e62cd3df0a1906eeb8dd500569dfad058680cd0eff3a509a1

Download Submit
C:\Users\Admin\steamwebhelper.exe
Filesize
64KB

MD5
8aa7c1cb0920d957870c48e543c8d0b5

SHA1
a7ed7edffeb04b786617b28f7ffde11a84f4f855

SHA256
014f0d19ffeff49332c29c1c4edf16523928c822857fbde256d6da21bf6424e8

SHA512
7e5f9b77d1a97252b8d388bf42233649a9ecfb6ab6f41dd7756eab5c595c19e34673a670a0cc474e62cd3df0a1906eeb8dd500569dfad058680cd0eff3a509a1

Download Submit
C:\Users\Admin\steamwebhelper.exe
Filesize
64KB

MD5
8aa7c1cb0920d957870c48e543c8d0b5

SHA1
a7ed7edffeb04b786617b28f7ffde11a84f4f855

SHA256
014f0d19ffeff49332c29c1c4edf16523928c822857fbde256d6da21bf6424e8

SHA512
7e5f9b77d1a97252b8d388bf42233649a9ecfb6ab6f41dd7756eab5c595c19e34673a670a0cc474e62cd3df0a1906eeb8dd500569dfad058680cd0eff3a509a1

Download Submit
memory/336-162-0x00000000012B0000-0x00000000012C0000-memory.dmp

Filesize
64KB

Download
memory/336-161-0x0000000074830000-0x0000000074DE1000-memory.dmp

Filesize
5.7MB

Download
memory/336-177-0x00000000012B0000-0x00000000012C0000-memory.dmp

Filesize
64KB

Download
memory/336-163-0x00000000012B0000-0x00000000012C0000-memory.dmp

Filesize
64KB

Download
memory/336-157-0x0000000074830000-0x0000000074DE1000-memory.dmp

Filesize
5.7MB

Download
memory/336-159-0x00000000012B0000-0x00000000012C0000-memory.dmp

Filesize
64KB

Download
memory/336-160-0x0000000074830000-0x0000000074DE1000-memory.dmp

Filesize
5.7MB

Download
memory/3944-165-0x0000029FC73D0000-0x0000029FC73D1000-memory.dmp

Filesize
4KB

Download
memory/3944-173-0x0000029FC73D0000-0x0000029FC73D1000-memory.dmp

Filesize
4KB

Download
memory/3944-176-0x0000029FC73D0000-0x0000029FC73D1000-memory.dmp

Filesize
4KB

Download
memory/3944-164-0x0000029FC73D0000-0x0000029FC73D1000-memory.dmp

Filesize
4KB

Download
memory/3944-175-0x0000029FC73D0000-0x0000029FC73D1000-memory.dmp

Filesize
4KB

Download
memory/3944-166-0x0000029FC73D0000-0x0000029FC73D1000-memory.dmp

Filesize
4KB

Download
memory/3944-170-0x0000029FC73D0000-0x0000029FC73D1000-memory.dmp

Filesize
4KB

Download
memory/3944-172-0x0000029FC73D0000-0x0000029FC73D1000-memory.dmp

Filesize
4KB

Download
memory/3944-171-0x0000029FC73D0000-0x0000029FC73D1000-memory.dmp

Filesize
4KB

Download
memory/3944-174-0x0000029FC73D0000-0x0000029FC73D1000-memory.dmp

Filesize
4KB

Download
memory/4784-133-0x0000000074830000-0x0000000074DE1000-memory.dmp

Filesize
5.7MB

Download
memory/4784-136-0x0000000074830000-0x0000000074DE1000-memory.dmp

Filesize
5.7MB

Download
memory/4784-158-0x0000000074830000-0x0000000074DE1000-memory.dmp

Filesize
5.7MB

Download
memory/4784-135-0x0000000000E50000-0x0000000000E60000-memory.dmp

Filesize
64KB

Download
memory/4784-134-0x0000000074830000-0x0000000074DE1000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads