njrat | 20b06a72b000ed9c2d9db774c543202171728537aa4a43a7c8b5fdab7bf026c6

Analysis

max time kernel
150s
max time network
150s
platform
windows7_x64
resource
win7-20231020-en
resource tags

arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system
submitted
23-10-2023 16:33

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General

Target

NEAS.20b06a72b000ed9c2d9db774c543202171728537aa4a43a7c8b5fdab7bf026c6exe_JC.exe
Size

65KB
MD5

b1290bf36ae40c7d6ac7dfac9f399848
SHA1

fbcfebb104fe31aeae0a24b3bd28d92280f012aa
SHA256

20b06a72b000ed9c2d9db774c543202171728537aa4a43a7c8b5fdab7bf026c6
SHA512

e76d15ca4fbc01ef955ad08bf5cd8725ce1e709f17ae1929dbc79afba51f77c9d39050d3edbe0757397312b0a75598f569254fb067aec0fb7af537617180e240
SSDEEP

1536:lcxR4cEoN36tLQviFw1iW6SBnvb0fLteF3nLrB9z3neaF9bNS9vM:lcxR4cEoN36tLQviFCbhBnYfWl9zuaFn

Score

10^/10

njrat hacked persistence trojan

Malware Config

Extracted

Family

njrat

Version

Platinum

Botnet

HacKed

127.0.0.1:1604

Mutex

RuntimeBroker.exe

Attributes

reg_key
RuntimeBroker.exe
splitter
|Ghost|

Signatures

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

Deletes itself 1 IoCs

pid	Process
2372	cmd.exe

Drops startup file 3 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\RuntimeBroker.exe	RuntimeBroker.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\RuntimeBroker.exe	RuntimeBroker.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\RuntimeBroker.url	RuntimeBroker.exe

Executes dropped EXE 1 IoCs

pid	Process
2796	RuntimeBroker.exe

Loads dropped DLL 1 IoCs

pid	Process
2204	NEAS.20b06a72b000ed9c2d9db774c543202171728537aa4a43a7c8b5fdab7bf026c6exe_JC.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\RuntimeBroker.exe = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\RuntimeBroker.exe\" .."	RuntimeBroker.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2084844033-2744876406-2053742436-1000\Software\Microsoft\Windows\CurrentVersion\Run\RuntimeBroker.exe = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\RuntimeBroker.exe\" .."	RuntimeBroker.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

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2204	NEAS.20b06a72b000ed9c2d9db774c543202171728537aa4a43a7c8b5fdab7bf026c6exe_JC.exe
2204	NEAS.20b06a72b000ed9c2d9db774c543202171728537aa4a43a7c8b5fdab7bf026c6exe_JC.exe
2204	NEAS.20b06a72b000ed9c2d9db774c543202171728537aa4a43a7c8b5fdab7bf026c6exe_JC.exe
2204	NEAS.20b06a72b000ed9c2d9db774c543202171728537aa4a43a7c8b5fdab7bf026c6exe_JC.exe
2204	NEAS.20b06a72b000ed9c2d9db774c543202171728537aa4a43a7c8b5fdab7bf026c6exe_JC.exe
2204	NEAS.20b06a72b000ed9c2d9db774c543202171728537aa4a43a7c8b5fdab7bf026c6exe_JC.exe
2204	NEAS.20b06a72b000ed9c2d9db774c543202171728537aa4a43a7c8b5fdab7bf026c6exe_JC.exe
2204	NEAS.20b06a72b000ed9c2d9db774c543202171728537aa4a43a7c8b5fdab7bf026c6exe_JC.exe
2204	NEAS.20b06a72b000ed9c2d9db774c543202171728537aa4a43a7c8b5fdab7bf026c6exe_JC.exe
2204	NEAS.20b06a72b000ed9c2d9db774c543202171728537aa4a43a7c8b5fdab7bf026c6exe_JC.exe
2204	NEAS.20b06a72b000ed9c2d9db774c543202171728537aa4a43a7c8b5fdab7bf026c6exe_JC.exe
2204	NEAS.20b06a72b000ed9c2d9db774c543202171728537aa4a43a7c8b5fdab7bf026c6exe_JC.exe
2204	NEAS.20b06a72b000ed9c2d9db774c543202171728537aa4a43a7c8b5fdab7bf026c6exe_JC.exe
2204	NEAS.20b06a72b000ed9c2d9db774c543202171728537aa4a43a7c8b5fdab7bf026c6exe_JC.exe
2204	NEAS.20b06a72b000ed9c2d9db774c543202171728537aa4a43a7c8b5fdab7bf026c6exe_JC.exe
2204	NEAS.20b06a72b000ed9c2d9db774c543202171728537aa4a43a7c8b5fdab7bf026c6exe_JC.exe
2204	NEAS.20b06a72b000ed9c2d9db774c543202171728537aa4a43a7c8b5fdab7bf026c6exe_JC.exe
2204	NEAS.20b06a72b000ed9c2d9db774c543202171728537aa4a43a7c8b5fdab7bf026c6exe_JC.exe
2204	NEAS.20b06a72b000ed9c2d9db774c543202171728537aa4a43a7c8b5fdab7bf026c6exe_JC.exe
2204	NEAS.20b06a72b000ed9c2d9db774c543202171728537aa4a43a7c8b5fdab7bf026c6exe_JC.exe
2204	NEAS.20b06a72b000ed9c2d9db774c543202171728537aa4a43a7c8b5fdab7bf026c6exe_JC.exe
2204	NEAS.20b06a72b000ed9c2d9db774c543202171728537aa4a43a7c8b5fdab7bf026c6exe_JC.exe
2204	NEAS.20b06a72b000ed9c2d9db774c543202171728537aa4a43a7c8b5fdab7bf026c6exe_JC.exe
2204	NEAS.20b06a72b000ed9c2d9db774c543202171728537aa4a43a7c8b5fdab7bf026c6exe_JC.exe
2204	NEAS.20b06a72b000ed9c2d9db774c543202171728537aa4a43a7c8b5fdab7bf026c6exe_JC.exe
2204	NEAS.20b06a72b000ed9c2d9db774c543202171728537aa4a43a7c8b5fdab7bf026c6exe_JC.exe
2204	NEAS.20b06a72b000ed9c2d9db774c543202171728537aa4a43a7c8b5fdab7bf026c6exe_JC.exe
2204	NEAS.20b06a72b000ed9c2d9db774c543202171728537aa4a43a7c8b5fdab7bf026c6exe_JC.exe
2204	NEAS.20b06a72b000ed9c2d9db774c543202171728537aa4a43a7c8b5fdab7bf026c6exe_JC.exe
2204	NEAS.20b06a72b000ed9c2d9db774c543202171728537aa4a43a7c8b5fdab7bf026c6exe_JC.exe
2204	NEAS.20b06a72b000ed9c2d9db774c543202171728537aa4a43a7c8b5fdab7bf026c6exe_JC.exe
2204	NEAS.20b06a72b000ed9c2d9db774c543202171728537aa4a43a7c8b5fdab7bf026c6exe_JC.exe
2204	NEAS.20b06a72b000ed9c2d9db774c543202171728537aa4a43a7c8b5fdab7bf026c6exe_JC.exe
2204	NEAS.20b06a72b000ed9c2d9db774c543202171728537aa4a43a7c8b5fdab7bf026c6exe_JC.exe
2204	NEAS.20b06a72b000ed9c2d9db774c543202171728537aa4a43a7c8b5fdab7bf026c6exe_JC.exe
2204	NEAS.20b06a72b000ed9c2d9db774c543202171728537aa4a43a7c8b5fdab7bf026c6exe_JC.exe
2204	NEAS.20b06a72b000ed9c2d9db774c543202171728537aa4a43a7c8b5fdab7bf026c6exe_JC.exe
2204	NEAS.20b06a72b000ed9c2d9db774c543202171728537aa4a43a7c8b5fdab7bf026c6exe_JC.exe
2204	NEAS.20b06a72b000ed9c2d9db774c543202171728537aa4a43a7c8b5fdab7bf026c6exe_JC.exe
2204	NEAS.20b06a72b000ed9c2d9db774c543202171728537aa4a43a7c8b5fdab7bf026c6exe_JC.exe
2204	NEAS.20b06a72b000ed9c2d9db774c543202171728537aa4a43a7c8b5fdab7bf026c6exe_JC.exe
2204	NEAS.20b06a72b000ed9c2d9db774c543202171728537aa4a43a7c8b5fdab7bf026c6exe_JC.exe
2204	NEAS.20b06a72b000ed9c2d9db774c543202171728537aa4a43a7c8b5fdab7bf026c6exe_JC.exe
2204	NEAS.20b06a72b000ed9c2d9db774c543202171728537aa4a43a7c8b5fdab7bf026c6exe_JC.exe
2204	NEAS.20b06a72b000ed9c2d9db774c543202171728537aa4a43a7c8b5fdab7bf026c6exe_JC.exe
2204	NEAS.20b06a72b000ed9c2d9db774c543202171728537aa4a43a7c8b5fdab7bf026c6exe_JC.exe
2204	NEAS.20b06a72b000ed9c2d9db774c543202171728537aa4a43a7c8b5fdab7bf026c6exe_JC.exe
2204	NEAS.20b06a72b000ed9c2d9db774c543202171728537aa4a43a7c8b5fdab7bf026c6exe_JC.exe
2204	NEAS.20b06a72b000ed9c2d9db774c543202171728537aa4a43a7c8b5fdab7bf026c6exe_JC.exe
2204	NEAS.20b06a72b000ed9c2d9db774c543202171728537aa4a43a7c8b5fdab7bf026c6exe_JC.exe
2204	NEAS.20b06a72b000ed9c2d9db774c543202171728537aa4a43a7c8b5fdab7bf026c6exe_JC.exe
2204	NEAS.20b06a72b000ed9c2d9db774c543202171728537aa4a43a7c8b5fdab7bf026c6exe_JC.exe
2204	NEAS.20b06a72b000ed9c2d9db774c543202171728537aa4a43a7c8b5fdab7bf026c6exe_JC.exe
2204	NEAS.20b06a72b000ed9c2d9db774c543202171728537aa4a43a7c8b5fdab7bf026c6exe_JC.exe
2204	NEAS.20b06a72b000ed9c2d9db774c543202171728537aa4a43a7c8b5fdab7bf026c6exe_JC.exe
2204	NEAS.20b06a72b000ed9c2d9db774c543202171728537aa4a43a7c8b5fdab7bf026c6exe_JC.exe
2204	NEAS.20b06a72b000ed9c2d9db774c543202171728537aa4a43a7c8b5fdab7bf026c6exe_JC.exe
2204	NEAS.20b06a72b000ed9c2d9db774c543202171728537aa4a43a7c8b5fdab7bf026c6exe_JC.exe
2204	NEAS.20b06a72b000ed9c2d9db774c543202171728537aa4a43a7c8b5fdab7bf026c6exe_JC.exe
2204	NEAS.20b06a72b000ed9c2d9db774c543202171728537aa4a43a7c8b5fdab7bf026c6exe_JC.exe
2204	NEAS.20b06a72b000ed9c2d9db774c543202171728537aa4a43a7c8b5fdab7bf026c6exe_JC.exe
2204	NEAS.20b06a72b000ed9c2d9db774c543202171728537aa4a43a7c8b5fdab7bf026c6exe_JC.exe
2204	NEAS.20b06a72b000ed9c2d9db774c543202171728537aa4a43a7c8b5fdab7bf026c6exe_JC.exe
2204	NEAS.20b06a72b000ed9c2d9db774c543202171728537aa4a43a7c8b5fdab7bf026c6exe_JC.exe

Suspicious use of AdjustPrivilegeToken 36 IoCs

description	pid	Process
Token: SeDebugPrivilege	2204	NEAS.20b06a72b000ed9c2d9db774c543202171728537aa4a43a7c8b5fdab7bf026c6exe_JC.exe
Token: SeDebugPrivilege	2796	RuntimeBroker.exe
Token: 33	2796	RuntimeBroker.exe
Token: SeIncBasePriorityPrivilege	2796	RuntimeBroker.exe
Token: 33	2796	RuntimeBroker.exe
Token: SeIncBasePriorityPrivilege	2796	RuntimeBroker.exe
Token: 33	2796	RuntimeBroker.exe
Token: SeIncBasePriorityPrivilege	2796	RuntimeBroker.exe
Token: 33	2796	RuntimeBroker.exe
Token: SeIncBasePriorityPrivilege	2796	RuntimeBroker.exe
Token: 33	2796	RuntimeBroker.exe
Token: SeIncBasePriorityPrivilege	2796	RuntimeBroker.exe
Token: 33	2796	RuntimeBroker.exe
Token: SeIncBasePriorityPrivilege	2796	RuntimeBroker.exe
Token: 33	2796	RuntimeBroker.exe
Token: SeIncBasePriorityPrivilege	2796	RuntimeBroker.exe
Token: 33	2796	RuntimeBroker.exe
Token: SeIncBasePriorityPrivilege	2796	RuntimeBroker.exe
Token: 33	2796	RuntimeBroker.exe
Token: SeIncBasePriorityPrivilege	2796	RuntimeBroker.exe
Token: 33	2796	RuntimeBroker.exe
Token: SeIncBasePriorityPrivilege	2796	RuntimeBroker.exe
Token: 33	2796	RuntimeBroker.exe
Token: SeIncBasePriorityPrivilege	2796	RuntimeBroker.exe
Token: 33	2796	RuntimeBroker.exe
Token: SeIncBasePriorityPrivilege	2796	RuntimeBroker.exe
Token: 33	2796	RuntimeBroker.exe
Token: SeIncBasePriorityPrivilege	2796	RuntimeBroker.exe
Token: 33	2796	RuntimeBroker.exe
Token: SeIncBasePriorityPrivilege	2796	RuntimeBroker.exe
Token: 33	2796	RuntimeBroker.exe
Token: SeIncBasePriorityPrivilege	2796	RuntimeBroker.exe
Token: 33	2796	RuntimeBroker.exe
Token: SeIncBasePriorityPrivilege	2796	RuntimeBroker.exe
Token: 33	2796	RuntimeBroker.exe
Token: SeIncBasePriorityPrivilege	2796	RuntimeBroker.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2204 wrote to memory of 2796	2204	NEAS.20b06a72b000ed9c2d9db774c543202171728537aa4a43a7c8b5fdab7bf026c6exe_JC.exe	28
PID 2204 wrote to memory of 2796	2204	NEAS.20b06a72b000ed9c2d9db774c543202171728537aa4a43a7c8b5fdab7bf026c6exe_JC.exe	28
PID 2204 wrote to memory of 2796	2204	NEAS.20b06a72b000ed9c2d9db774c543202171728537aa4a43a7c8b5fdab7bf026c6exe_JC.exe	28
PID 2204 wrote to memory of 2796	2204	NEAS.20b06a72b000ed9c2d9db774c543202171728537aa4a43a7c8b5fdab7bf026c6exe_JC.exe	28
PID 2204 wrote to memory of 2372	2204	NEAS.20b06a72b000ed9c2d9db774c543202171728537aa4a43a7c8b5fdab7bf026c6exe_JC.exe	30
PID 2204 wrote to memory of 2372	2204	NEAS.20b06a72b000ed9c2d9db774c543202171728537aa4a43a7c8b5fdab7bf026c6exe_JC.exe	30
PID 2204 wrote to memory of 2372	2204	NEAS.20b06a72b000ed9c2d9db774c543202171728537aa4a43a7c8b5fdab7bf026c6exe_JC.exe	30
PID 2204 wrote to memory of 2372	2204	NEAS.20b06a72b000ed9c2d9db774c543202171728537aa4a43a7c8b5fdab7bf026c6exe_JC.exe	30
PID 2372 wrote to memory of 2860	2372	cmd.exe	31
PID 2372 wrote to memory of 2860	2372	cmd.exe	31
PID 2372 wrote to memory of 2860	2372	cmd.exe	31
PID 2372 wrote to memory of 2860	2372	cmd.exe	31

C:\Users\Admin\AppData\Local\Temp\NEAS.20b06a72b000ed9c2d9db774c543202171728537aa4a43a7c8b5fdab7bf026c6exe_JC.exe
"C:\Users\Admin\AppData\Local\Temp\NEAS.20b06a72b000ed9c2d9db774c543202171728537aa4a43a7c8b5fdab7bf026c6exe_JC.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2204
- C:\Users\Admin\AppData\Local\Temp\RuntimeBroker.exe
  "C:\Users\Admin\AppData\Local\Temp\RuntimeBroker.exe"
  2⤵
  - Drops startup file
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of AdjustPrivilegeToken
  PID:2796
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C choice /C Y /N /D Y /T 5 & Del "C:\Users\Admin\AppData\Local\Temp\NEAS.20b06a72b000ed9c2d9db774c543202171728537aa4a43a7c8b5fdab7bf026c6exe_JC.exe"
  2⤵
  - Deletes itself
  - Suspicious use of WriteProcessMemory
  PID:2372
- - C:\Windows\SysWOW64\choice.exe
    choice /C Y /N /D Y /T 5
    3⤵
    PID:2860

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Web Service

T1102

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\Cab7A8F.tmp

Filesize
61KB

MD5
f3441b8572aae8801c04f3060b550443

SHA1
4ef0a35436125d6821831ef36c28ffaf196cda15

SHA256
6720349e7d82ee0a8e73920d3c2b7cb2912d9fcf2edb6fd98f2f12820158b0bf

SHA512
5ba01ba421b50030e380ae6bbcd2f681f2a91947fe7fedb3c8e6b5f24dce9517abf57b1cf26cc6078d4bb53bde6fcfb2561591337c841f8f2cb121a3d71661b9

Download Submit
C:\Users\Admin\AppData\Local\Temp\RuntimeBroker.exe

Filesize
65KB

MD5
b1290bf36ae40c7d6ac7dfac9f399848

SHA1
fbcfebb104fe31aeae0a24b3bd28d92280f012aa

SHA256
20b06a72b000ed9c2d9db774c543202171728537aa4a43a7c8b5fdab7bf026c6

SHA512
e76d15ca4fbc01ef955ad08bf5cd8725ce1e709f17ae1929dbc79afba51f77c9d39050d3edbe0757397312b0a75598f569254fb067aec0fb7af537617180e240

Download Submit
C:\Users\Admin\AppData\Local\Temp\RuntimeBroker.exe

Filesize
65KB

MD5
b1290bf36ae40c7d6ac7dfac9f399848

SHA1
fbcfebb104fe31aeae0a24b3bd28d92280f012aa

SHA256
20b06a72b000ed9c2d9db774c543202171728537aa4a43a7c8b5fdab7bf026c6

SHA512
e76d15ca4fbc01ef955ad08bf5cd8725ce1e709f17ae1929dbc79afba51f77c9d39050d3edbe0757397312b0a75598f569254fb067aec0fb7af537617180e240

Download Submit
C:\Users\Admin\AppData\Local\Temp\RuntimeBroker.exe

Filesize
65KB

MD5
b1290bf36ae40c7d6ac7dfac9f399848

SHA1
fbcfebb104fe31aeae0a24b3bd28d92280f012aa

SHA256
20b06a72b000ed9c2d9db774c543202171728537aa4a43a7c8b5fdab7bf026c6

SHA512
e76d15ca4fbc01ef955ad08bf5cd8725ce1e709f17ae1929dbc79afba51f77c9d39050d3edbe0757397312b0a75598f569254fb067aec0fb7af537617180e240

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar7AC0.tmp

Filesize
163KB

MD5
9441737383d21192400eca82fda910ec

SHA1
725e0d606a4fc9ba44aa8ffde65bed15e65367e4

SHA256
bc3a6e84e41faeb57e7c21aa3b60c2a64777107009727c5b7c0ed8fe658909e5

SHA512
7608dd653a66cd364392a78d4711b48d1707768d36996e4d38871c6843b5714e1d7da4b4cc6db969e6000cfa182bcb74216ef6823d1063f036fc5c3413fb8dcf

Download Submit
\Users\Admin\AppData\Local\Temp\RuntimeBroker.exe

Filesize
65KB

MD5
b1290bf36ae40c7d6ac7dfac9f399848

SHA1
fbcfebb104fe31aeae0a24b3bd28d92280f012aa

SHA256
20b06a72b000ed9c2d9db774c543202171728537aa4a43a7c8b5fdab7bf026c6

SHA512
e76d15ca4fbc01ef955ad08bf5cd8725ce1e709f17ae1929dbc79afba51f77c9d39050d3edbe0757397312b0a75598f569254fb067aec0fb7af537617180e240

Download Submit
memory/2204-15-0x0000000074570000-0x0000000074B1B000-memory.dmp

Filesize
5.7MB

Download
memory/2204-0-0x0000000074570000-0x0000000074B1B000-memory.dmp

Filesize
5.7MB

Download
memory/2204-16-0x0000000074570000-0x0000000074B1B000-memory.dmp

Filesize
5.7MB

Download
memory/2204-1-0x0000000074570000-0x0000000074B1B000-memory.dmp

Filesize
5.7MB

Download
memory/2204-2-0x00000000020A0000-0x00000000020E0000-memory.dmp

Filesize
256KB

Download
memory/2796-12-0x0000000074570000-0x0000000074B1B000-memory.dmp

Filesize
5.7MB

Download
memory/2796-13-0x00000000001F0000-0x0000000000230000-memory.dmp

Filesize
256KB

Download
memory/2796-14-0x0000000074570000-0x0000000074B1B000-memory.dmp

Filesize
5.7MB

Download
memory/2796-45-0x0000000074570000-0x0000000074B1B000-memory.dmp

Filesize
5.7MB

Download
memory/2796-46-0x00000000001F0000-0x0000000000230000-memory.dmp

Filesize
256KB

Download
memory/2796-47-0x0000000074570000-0x0000000074B1B000-memory.dmp

Filesize
5.7MB

Download
memory/2796-57-0x00000000001F0000-0x0000000000230000-memory.dmp

Filesize
256KB

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memory/2796-58-0x00000000001F0000-0x0000000000230000-memory.dmp

Filesize
256KB

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