njrat | a48ab371ed157137d3e8ba264ff50991b12e1c5f07e54ea9273621113f93220a

General

Target

db94e7412a97baa53f7ea2aca96e40c0N.exe
Size

118KB
MD5

db94e7412a97baa53f7ea2aca96e40c0
SHA1

7664916ef4b3360cba4f9991e483c4bc3b2bd0c2
SHA256

a48ab371ed157137d3e8ba264ff50991b12e1c5f07e54ea9273621113f93220a
SHA512

9956bd649515959618f6e36415987f2d4d5db4a4eecfe3d5c38038bb021925f4998e0763369f11c4d2c3904f050bff639d1645c60c32c1d810a55fa962254e71
SSDEEP

1536:WWp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4XEQhuxzuMDLZlfg:P5eznsjsguGDFqGZ2rDLo

Score

10^/10

njrat neuf discovery evasion persistence privilege_escalation trojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

neuf

C2

doddyfire.linkpc.net:10000

Mutex

e1a87040f2026369a233f9ae76301b7b

Attributes

reg_key
e1a87040f2026369a233f9ae76301b7b
splitter
|'|'|

Signatures

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

Modifies Windows Firewall 2 TTPs 1 IoCs

evasion

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

pid	Process
2464	netsh.exe

Executes dropped EXE 2 IoCs

pid	Process
988	chargeable.exe
2264	chargeable.exe

Loads dropped DLL 2 IoCs

pid	Process
1476	db94e7412a97baa53f7ea2aca96e40c0N.exe
1476	db94e7412a97baa53f7ea2aca96e40c0N.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\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\SysMain = "C:\\Users\\Admin\\AppData\\Local\\Temp\\db94e7412a97baa53f7ea2aca96e40c0N.exe"	db94e7412a97baa53f7ea2aca96e40c0N.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\confuse = "C:\\Users\\Admin\\AppData\\Roaming\\confuse\\chargeable.exe"	db94e7412a97baa53f7ea2aca96e40c0N.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 988 set thread context of 2264	988	chargeable.exe	31

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

System Information Discovery
T1082

Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs

Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

persistence privilege_escalation

Netsh Helper DLL

T1546.007

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe
Key queried	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe

System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	db94e7412a97baa53f7ea2aca96e40c0N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	chargeable.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	chargeable.exe

Suspicious use of AdjustPrivilegeToken 25 IoCs

description	pid	Process
Token: SeDebugPrivilege	2264	chargeable.exe
Token: 33	2264	chargeable.exe
Token: SeIncBasePriorityPrivilege	2264	chargeable.exe
Token: 33	2264	chargeable.exe
Token: SeIncBasePriorityPrivilege	2264	chargeable.exe
Token: 33	2264	chargeable.exe
Token: SeIncBasePriorityPrivilege	2264	chargeable.exe
Token: 33	2264	chargeable.exe
Token: SeIncBasePriorityPrivilege	2264	chargeable.exe
Token: 33	2264	chargeable.exe
Token: SeIncBasePriorityPrivilege	2264	chargeable.exe
Token: 33	2264	chargeable.exe
Token: SeIncBasePriorityPrivilege	2264	chargeable.exe
Token: 33	2264	chargeable.exe
Token: SeIncBasePriorityPrivilege	2264	chargeable.exe
Token: 33	2264	chargeable.exe
Token: SeIncBasePriorityPrivilege	2264	chargeable.exe
Token: 33	2264	chargeable.exe
Token: SeIncBasePriorityPrivilege	2264	chargeable.exe
Token: 33	2264	chargeable.exe
Token: SeIncBasePriorityPrivilege	2264	chargeable.exe
Token: 33	2264	chargeable.exe
Token: SeIncBasePriorityPrivilege	2264	chargeable.exe
Token: 33	2264	chargeable.exe
Token: SeIncBasePriorityPrivilege	2264	chargeable.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 1476 wrote to memory of 988	1476	db94e7412a97baa53f7ea2aca96e40c0N.exe	30
PID 1476 wrote to memory of 988	1476	db94e7412a97baa53f7ea2aca96e40c0N.exe	30
PID 1476 wrote to memory of 988	1476	db94e7412a97baa53f7ea2aca96e40c0N.exe	30
PID 1476 wrote to memory of 988	1476	db94e7412a97baa53f7ea2aca96e40c0N.exe	30
PID 988 wrote to memory of 2264	988	chargeable.exe	31
PID 988 wrote to memory of 2264	988	chargeable.exe	31
PID 988 wrote to memory of 2264	988	chargeable.exe	31
PID 988 wrote to memory of 2264	988	chargeable.exe	31
PID 988 wrote to memory of 2264	988	chargeable.exe	31
PID 988 wrote to memory of 2264	988	chargeable.exe	31
PID 988 wrote to memory of 2264	988	chargeable.exe	31
PID 988 wrote to memory of 2264	988	chargeable.exe	31
PID 988 wrote to memory of 2264	988	chargeable.exe	31
PID 2264 wrote to memory of 2464	2264	chargeable.exe	32
PID 2264 wrote to memory of 2464	2264	chargeable.exe	32
PID 2264 wrote to memory of 2464	2264	chargeable.exe	32
PID 2264 wrote to memory of 2464	2264	chargeable.exe	32

C:\Users\Admin\AppData\Local\Temp\db94e7412a97baa53f7ea2aca96e40c0N.exe
"C:\Users\Admin\AppData\Local\Temp\db94e7412a97baa53f7ea2aca96e40c0N.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1476
- C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe
  "C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:988
- - C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe
    C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:2264
  - - C:\Windows\SysWOW64\netsh.exe
      netsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe" "chargeable.exe" ENABLE
      4⤵
      Modifies Windows Firewall
      Event Triggered Execution: Netsh Helper DLL
      System Location Discovery: System Language Discovery
      PID:2464

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Event Triggered Execution

1

T1546

Netsh Helper DLL

1

T1546.007

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Event Triggered Execution

1

T1546

Netsh Helper DLL

1

T1546.007

Defense Evasion

Impair Defenses

1

T1562

Disable or Modify System Firewall

Modify Registry

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\C0018BB1B5834735BFA60CD063B31956

Filesize
1KB

MD5
732cfeb76b91c4d13978a00b8c666ed7

SHA1
0c57f76436701f4d51397d1d4e86337dd9ab1964

SHA256
9fab9fc0a1da813e6ddb93904c1fcfa6546cfbe70747ff8468ddd14d2552dbd2

SHA512
2b8618e823355a4fa646d51a753f67d34bd7b14367d46fa187f2294af7c2794c6cdee664ea570862757a5f1c99dfcb67a7d4ddf8389d07dd8d696fe55aa538bd

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
342B

MD5
82db356e7617480a8ae63234b90b1e40

SHA1
dcb7103d5cfe61eed283e54e72841ceea43e660a

SHA256
04d97658b5a5d5927f4dafc03003148a71776cfffa18941c43801d36279f30f7

SHA512
0222e0cea679fac9b2ba8e7b25cb23e89fcd634d72296927c138aa79282e087e32d355380a3cb61c9c8d11d48aca7ab6a89e17e5d2208b1b4ae0351a31273437

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
342B

MD5
b10fda41003ac552f1696d280c3dc5df

SHA1
eb91187a473a49bef323ce66b94d3f58bb99a270

SHA256
f8a3b64f8b8c79c08bb1f162d06c3af0ffbf2281f14836fda3877f4a39674831

SHA512
713524664a8c293dc71c1fcfa53182992bed7e7a11760169be4e8ae80e01147446dd8ad852e66cfb588a06cb937599990caf160330f089adb30e1e9ced74d00a

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
342B

MD5
062e16b907f3d32af9c1bdc1b11eab26

SHA1
75bb75e28b963c9588245687f5a3b9d9c7f17cf9

SHA256
9c03348a794db373fcda274a4405121317e2e40c69018cbf5128e3c84924a4e6

SHA512
4e69af3ffa2697f685939d5045228e86e0faa10c68a244863439618a0d243c60e03cfcb2d42de48fc5efae5259a664eebf240731af7d5c33053fb14e3bb3e825

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\C0018BB1B5834735BFA60CD063B31956

Filesize
252B

MD5
31be2f9095185bda9a5538fb52a4ab17

SHA1
869254ed27d0cbf85636e89fd58f9cf8a6647021

SHA256
23a94c61d55a4157cb3469c0122d6f097914b39ca0b2fb541a7804181315bb96

SHA512
936f7fbd50705de9aada902ae43231a8a3b92780c9e6f1ef21432b60fd7e870f656de66210d1405f2852247f943aa622fad196f6726e225af9a768884c407d35

Download Submit
C:\Users\Admin\AppData\Local\Temp\Cab84EB.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar850D.tmp

Filesize
181KB

MD5
4ea6026cf93ec6338144661bf1202cd1

SHA1
a1dec9044f750ad887935a01430bf49322fbdcb7

SHA256
8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

SHA512
6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

Download Submit
C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe

Filesize
118KB

MD5
35e4247d54abcaa3cdba6da0738ea531

SHA1
540530ea412c42970f02a136ca2d901c64dcc873

SHA256
da6d0aa761ccf5af8c9dcf222c0793f68649b68135d6e6bdb5a672bef234591e

SHA512
7f81ce1984ca79e1db0e3552d6d18aed20ea2af961d14e1192495476ed7293b993e859ecbf42657adc2300e58d14c791cf1560146868ee368a25bf86963f4d35

Download Submit
memory/1476-171-0x0000000074AA0000-0x000000007504B000-memory.dmp

Filesize
5.7MB

Download
memory/1476-2-0x0000000074AA0000-0x000000007504B000-memory.dmp

Filesize
5.7MB

Download
memory/1476-1-0x0000000074AA0000-0x000000007504B000-memory.dmp

Filesize
5.7MB

Download
memory/1476-181-0x0000000074AA0000-0x000000007504B000-memory.dmp

Filesize
5.7MB

Download
memory/1476-0-0x0000000074AA1000-0x0000000074AA2000-memory.dmp

Filesize
4KB

Download
memory/2264-350-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2264-349-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2264-347-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads