njrat | 894a461e0d709023ba6ec45f748b38a79ae12cf398702244ef2ffa93dd644133

Analysis

max time kernel
150s
max time network
152s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
22/03/2025, 06:15

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General

Target

ac52997095c1fc0e096be9465a15df5e.exe
Size

115KB
MD5

ac52997095c1fc0e096be9465a15df5e
SHA1

6d09ddfb42ef998009d4adef84c03384bcad7a00
SHA256

fa9bf6ee9b2b7008afd2836f4c231d18f20aa612bffbe7e05fa912294cc01b40
SHA512

68cc5a9b14a927881a8bedf16a325fa27d0496d6e8b581d6d41c009e64ce3ceda6a781ab75bf875cf00fa39a8d1a26951fbf4932ca35d7cca18af4d575088570
SSDEEP

1536:WWp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4XEQhuxzuMDQgY:P5eznsjsguGDFqGZ2rDtY

Score

10^/10

njrat neuf defense_evasion discovery persistence privilege_escalation trojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

neuf

doddyfire.linkpc.net:10000

Mutex

e1a87040f2026369a233f9ae76301b7b

Attributes

reg_key
e1a87040f2026369a233f9ae76301b7b
splitter
|'|'|

Signatures

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

Modifies Windows Firewall 2 TTPs 1 IoCs

defense_evasion

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

pid	Process
2752	netsh.exe

Executes dropped EXE 2 IoCs

pid	Process
2944	chargeable.exe
2760	chargeable.exe

Loads dropped DLL 2 IoCs

pid	Process
1864	ac52997095c1fc0e096be9465a15df5e.exe
1864	ac52997095c1fc0e096be9465a15df5e.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-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows\CurrentVersion\Run\confuse = "C:\\Users\\Admin\\AppData\\Roaming\\confuse\\chargeable.exe"	ac52997095c1fc0e096be9465a15df5e.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows\CurrentVersion\Run\SysMain = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ac52997095c1fc0e096be9465a15df5e.exe"	ac52997095c1fc0e096be9465a15df5e.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2944 set thread context of 2760	2944	chargeable.exe	32

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	ac52997095c1fc0e096be9465a15df5e.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 31 IoCs

description	pid	Process
Token: SeDebugPrivilege	2760	chargeable.exe
Token: 33	2760	chargeable.exe
Token: SeIncBasePriorityPrivilege	2760	chargeable.exe
Token: 33	2760	chargeable.exe
Token: SeIncBasePriorityPrivilege	2760	chargeable.exe
Token: 33	2760	chargeable.exe
Token: SeIncBasePriorityPrivilege	2760	chargeable.exe
Token: 33	2760	chargeable.exe
Token: SeIncBasePriorityPrivilege	2760	chargeable.exe
Token: 33	2760	chargeable.exe
Token: SeIncBasePriorityPrivilege	2760	chargeable.exe
Token: 33	2760	chargeable.exe
Token: SeIncBasePriorityPrivilege	2760	chargeable.exe
Token: 33	2760	chargeable.exe
Token: SeIncBasePriorityPrivilege	2760	chargeable.exe
Token: 33	2760	chargeable.exe
Token: SeIncBasePriorityPrivilege	2760	chargeable.exe
Token: 33	2760	chargeable.exe
Token: SeIncBasePriorityPrivilege	2760	chargeable.exe
Token: 33	2760	chargeable.exe
Token: SeIncBasePriorityPrivilege	2760	chargeable.exe
Token: 33	2760	chargeable.exe
Token: SeIncBasePriorityPrivilege	2760	chargeable.exe
Token: 33	2760	chargeable.exe
Token: SeIncBasePriorityPrivilege	2760	chargeable.exe
Token: 33	2760	chargeable.exe
Token: SeIncBasePriorityPrivilege	2760	chargeable.exe
Token: 33	2760	chargeable.exe
Token: SeIncBasePriorityPrivilege	2760	chargeable.exe
Token: 33	2760	chargeable.exe
Token: SeIncBasePriorityPrivilege	2760	chargeable.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 1864 wrote to memory of 2944	1864	ac52997095c1fc0e096be9465a15df5e.exe	31
PID 1864 wrote to memory of 2944	1864	ac52997095c1fc0e096be9465a15df5e.exe	31
PID 1864 wrote to memory of 2944	1864	ac52997095c1fc0e096be9465a15df5e.exe	31
PID 1864 wrote to memory of 2944	1864	ac52997095c1fc0e096be9465a15df5e.exe	31
PID 2944 wrote to memory of 2760	2944	chargeable.exe	32
PID 2944 wrote to memory of 2760	2944	chargeable.exe	32
PID 2944 wrote to memory of 2760	2944	chargeable.exe	32
PID 2944 wrote to memory of 2760	2944	chargeable.exe	32
PID 2944 wrote to memory of 2760	2944	chargeable.exe	32
PID 2944 wrote to memory of 2760	2944	chargeable.exe	32
PID 2944 wrote to memory of 2760	2944	chargeable.exe	32
PID 2944 wrote to memory of 2760	2944	chargeable.exe	32
PID 2944 wrote to memory of 2760	2944	chargeable.exe	32
PID 2760 wrote to memory of 2752	2760	chargeable.exe	33
PID 2760 wrote to memory of 2752	2760	chargeable.exe	33
PID 2760 wrote to memory of 2752	2760	chargeable.exe	33
PID 2760 wrote to memory of 2752	2760	chargeable.exe	33

C:\Users\Admin\AppData\Local\Temp\ac52997095c1fc0e096be9465a15df5e.exe
"C:\Users\Admin\AppData\Local\Temp\ac52997095c1fc0e096be9465a15df5e.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1864
- 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:2944
- - 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:2760
  - - 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:2752

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

Create or Modify System Process

T1543

Windows Service

T1543.003

Event Triggered Execution

T1546

Netsh Helper DLL

T1546.007

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Event Triggered Execution

T1546

Netsh Helper DLL

T1546.007

Defense Evasion

Impair Defenses

T1562

Disable or Modify System Firewall

T1562.004

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\37C951188967C8EB88D99893D9D191FE

Filesize
825B

MD5
3b5e0bd6640456a749d9155e6c135727

SHA1
7d985e42e7df8cac3cf7ec917df10b9fbef09a21

SHA256
c362a3d2b661c6066a02fc169faaa1976c2f6160da5837c7e68b7e0f67b794ed

SHA512
b1b669bad519dccab5224c8fcdb13bb2b015e22fd30ba57e92c9cde4480e655f19f0bbb862db5fd87828d2a3ab74c4a6090f36b6358f9eefe5c82e024afe4a3e

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

Filesize
71KB

MD5
83142242e97b8953c386f988aa694e4a

SHA1
833ed12fc15b356136dcdd27c61a50f59c5c7d50

SHA256
d72761e1a334a754ce8250e3af7ea4bf25301040929fd88cf9e50b4a9197d755

SHA512
bb6da177bd16d163f377d9b4c63f6d535804137887684c113cc2f643ceab4f34338c06b5a29213c23d375e95d22ef417eac928822dfb3688ce9e2de9d5242d10

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

Filesize
1KB

MD5
1ea27366e034eb9447a33ce639c01489

SHA1
d12ed3e7e60c65ce90f0a58b9b9e47292caed923

SHA256
788d210ef206a4d11b6b506bf52124ee03fca4e8a9389fad43772202a7e29452

SHA512
e06f7443f0f7ca5db4411aa0718102c08068e95ec305b6b53c0b42a941a877de39f95c7e7514e69316b41a7ac19eaa6ccddc581fe475bdb842ec920691726e49

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\37C951188967C8EB88D99893D9D191FE

Filesize
264B

MD5
e4603fdcb2cc735d6c5c5744a591e257

SHA1
64e6d3c4a2460981326d63c3e1bde20167ad2c43

SHA256
e76a12cf1c2e2d6c7aef558e24468c37d047a19f9051b24a57a2e46ac9c7daa0

SHA512
38567019baffa628efb8f1ee3dc5b8fe38215cf8bf1c02e2ca3ace6988524504ca0ea485d6bc9a323484ca0db5025bf71d50ed42f29a0a43810d5fe77a147e5e

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

Filesize
344B

MD5
d2ff34171eac6742a9c3f9a4f0f4547f

SHA1
ebfc406f36b14acfb5f1adbf35928069ddce6f62

SHA256
99e5f9002ea12f44bc35a5150dc6e9390aa51f594345d14398c1b7eee8fdfcc5

SHA512
65709b951779a46940f9fc33f28d7a62ec324af0649115865ed085d1be90d524c6e0142b53de81f513a5aaa561384a8f2884f2a56ae9ac9200083ed710e58e6d

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

Filesize
344B

MD5
dfef6194420d7acab8726964f782946e

SHA1
f5b3f3c2383c4df889681c08b7267d4f6fe14f13

SHA256
a35e6fe3c531fb53eb8cd00bf4de5791c019f84c5b6ec68847bcd44d1f60a8cb

SHA512
853b34fded03d683fe4d3ca523a3c905cfb71bc0cde082689701ff393167a223d00d2c7ea3e0e24728d549ee68303debb57dc53a6fdf0ee34af9dfdfd894da4a

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

Filesize
344B

MD5
b2860473f5eadfafaec023b6cef7d321

SHA1
36bf97998747e08b1e538e6f76d00b26a11fa7ae

SHA256
f67f54083ed01344705e3088e7b725041bc6126c7e53378d5828c0ee363449b6

SHA512
3d5fe386ea2fd4cc8c0339a0670aff7cba4ff1191908dbfc0cf7c9d66f54930083bddcfd49d7120b33ff7102edfa970c6c51d39f781aa953f93f3745773fe0be

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

Filesize
252B

MD5
e9a8037de6a3fe46465f03d6179463f9

SHA1
400d32271d6760adbd24d60abbc9190cea439dcb

SHA256
999f97582a2274f18099eba8544a92f8d78bd425ceff87f0aa735285a6c41df6

SHA512
6592236b707d90d10f9c4a1ec3ca6197a80c7131d9385e4868eda8a6e551d3216c09990733ba8c679d052087b6c03b58ba39ccc054dc0827e59e0a57d577aa7e

Download Submit
C:\Users\Admin\AppData\Local\Temp\CabBC8D.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\TarBCB0.tmp

Filesize
181KB

MD5
4ea6026cf93ec6338144661bf1202cd1

SHA1
a1dec9044f750ad887935a01430bf49322fbdcb7

SHA256
8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

SHA512
6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

Download Submit
C:\Users\Admin\AppData\Local\Temp\TarC3AC.tmp

Filesize
183KB

MD5
109cab5505f5e065b63d01361467a83b

SHA1
4ed78955b9272a9ed689b51bf2bf4a86a25e53fc

SHA256
ea6b7f51e85835c09259d9475a7d246c3e764ad67c449673f9dc97172c351673

SHA512
753a6da5d6889dd52f40208e37f2b8c185805ef81148682b269fff5aa84a46d710fe0ebfe05bce625da2e801e1c26745998a41266fa36bf47bc088a224d730cc

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

Filesize
115KB

MD5
08c1e4cf2ef949e7abbd15063c4c7aed

SHA1
6a4b17275a732a4738eb593ca57c77b216ac2c18

SHA256
645e7f060a91b13bfefa727ff5d260d39eb81e388e858903627a493e38db369c

SHA512
0626ddd6babdbc4e11d4e81f38b8bde213ef7d9b661bb091336d2941daeb4d9df75da1d7d120b2918ef8bc7675aaa93043d22b75acd5f103f91e3cee2b59bc01

Download Submit
memory/1864-2-0x0000000074510000-0x0000000074ABB000-memory.dmp

Filesize
5.7MB

Download
memory/1864-204-0x0000000074510000-0x0000000074ABB000-memory.dmp

Filesize
5.7MB

Download
memory/1864-183-0x0000000074510000-0x0000000074ABB000-memory.dmp

Filesize
5.7MB

Download
memory/1864-1-0x0000000074510000-0x0000000074ABB000-memory.dmp

Filesize
5.7MB

Download
memory/1864-185-0x0000000074510000-0x0000000074ABB000-memory.dmp

Filesize
5.7MB

Download
memory/1864-0-0x0000000074511000-0x0000000074512000-memory.dmp

Filesize
4KB

Download
memory/2760-364-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2760-367-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2760-366-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads