njrat | da9d0b5a0fb229ebd54e20802c5d7d4d26281d74dce946eaaac7bec5c812cce1

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
13-01-2025 11:32

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General

Target

da9d0b5a0fb229ebd54e20802c5d7d4d26281d74dce946eaaac7bec5c812cce1N.exe
Size

120KB
MD5

cf28cd2e4d302f8084428ae2154a1090
SHA1

438ea7a74a106f663955707affc9ba1ccdf10d18
SHA256

da9d0b5a0fb229ebd54e20802c5d7d4d26281d74dce946eaaac7bec5c812cce1
SHA512

f2ac8ae77cef7703e17e113fe9e0f46082b1bb1916677df2aa9dd6f904e44bc90f477d12278a3764ad9872e30940fd0b11ac9f3db12f1db03321f3627f5179da
SSDEEP

1536:WWp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4XEQhuxzuMDLVg/:P5eznsjsguGDFqGZ2rDLy

Score

10^/10

njrat neuf discovery evasion 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

evasion

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

pid	Process
1632	netsh.exe

Executes dropped EXE 2 IoCs

pid	Process
2144	chargeable.exe
2800	chargeable.exe

Loads dropped DLL 2 IoCs

pid	Process
1992	da9d0b5a0fb229ebd54e20802c5d7d4d26281d74dce946eaaac7bec5c812cce1N.exe
1992	da9d0b5a0fb229ebd54e20802c5d7d4d26281d74dce946eaaac7bec5c812cce1N.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"	da9d0b5a0fb229ebd54e20802c5d7d4d26281d74dce946eaaac7bec5c812cce1N.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\\da9d0b5a0fb229ebd54e20802c5d7d4d26281d74dce946eaaac7bec5c812cce1N.exe"	da9d0b5a0fb229ebd54e20802c5d7d4d26281d74dce946eaaac7bec5c812cce1N.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2144 set thread context of 2800	2144	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	da9d0b5a0fb229ebd54e20802c5d7d4d26281d74dce946eaaac7bec5c812cce1N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	chargeable.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	chargeable.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe

Suspicious use of AdjustPrivilegeToken 25 IoCs

description	pid	Process
Token: SeDebugPrivilege	2800	chargeable.exe
Token: 33	2800	chargeable.exe
Token: SeIncBasePriorityPrivilege	2800	chargeable.exe
Token: 33	2800	chargeable.exe
Token: SeIncBasePriorityPrivilege	2800	chargeable.exe
Token: 33	2800	chargeable.exe
Token: SeIncBasePriorityPrivilege	2800	chargeable.exe
Token: 33	2800	chargeable.exe
Token: SeIncBasePriorityPrivilege	2800	chargeable.exe
Token: 33	2800	chargeable.exe
Token: SeIncBasePriorityPrivilege	2800	chargeable.exe
Token: 33	2800	chargeable.exe
Token: SeIncBasePriorityPrivilege	2800	chargeable.exe
Token: 33	2800	chargeable.exe
Token: SeIncBasePriorityPrivilege	2800	chargeable.exe
Token: 33	2800	chargeable.exe
Token: SeIncBasePriorityPrivilege	2800	chargeable.exe
Token: 33	2800	chargeable.exe
Token: SeIncBasePriorityPrivilege	2800	chargeable.exe
Token: 33	2800	chargeable.exe
Token: SeIncBasePriorityPrivilege	2800	chargeable.exe
Token: 33	2800	chargeable.exe
Token: SeIncBasePriorityPrivilege	2800	chargeable.exe
Token: 33	2800	chargeable.exe
Token: SeIncBasePriorityPrivilege	2800	chargeable.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 1992 wrote to memory of 2144	1992	da9d0b5a0fb229ebd54e20802c5d7d4d26281d74dce946eaaac7bec5c812cce1N.exe	31
PID 1992 wrote to memory of 2144	1992	da9d0b5a0fb229ebd54e20802c5d7d4d26281d74dce946eaaac7bec5c812cce1N.exe	31
PID 1992 wrote to memory of 2144	1992	da9d0b5a0fb229ebd54e20802c5d7d4d26281d74dce946eaaac7bec5c812cce1N.exe	31
PID 1992 wrote to memory of 2144	1992	da9d0b5a0fb229ebd54e20802c5d7d4d26281d74dce946eaaac7bec5c812cce1N.exe	31
PID 2144 wrote to memory of 2800	2144	chargeable.exe	32
PID 2144 wrote to memory of 2800	2144	chargeable.exe	32
PID 2144 wrote to memory of 2800	2144	chargeable.exe	32
PID 2144 wrote to memory of 2800	2144	chargeable.exe	32
PID 2144 wrote to memory of 2800	2144	chargeable.exe	32
PID 2144 wrote to memory of 2800	2144	chargeable.exe	32
PID 2144 wrote to memory of 2800	2144	chargeable.exe	32
PID 2144 wrote to memory of 2800	2144	chargeable.exe	32
PID 2144 wrote to memory of 2800	2144	chargeable.exe	32
PID 2800 wrote to memory of 1632	2800	chargeable.exe	33
PID 2800 wrote to memory of 1632	2800	chargeable.exe	33
PID 2800 wrote to memory of 1632	2800	chargeable.exe	33
PID 2800 wrote to memory of 1632	2800	chargeable.exe	33

C:\Users\Admin\AppData\Local\Temp\da9d0b5a0fb229ebd54e20802c5d7d4d26281d74dce946eaaac7bec5c812cce1N.exe
"C:\Users\Admin\AppData\Local\Temp\da9d0b5a0fb229ebd54e20802c5d7d4d26281d74dce946eaaac7bec5c812cce1N.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1992
- 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:2144
- - 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:2800
  - - 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:1632

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

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Downloads

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

Filesize
1KB

MD5
fa84e4bcc92aa5db735ab50711040cde

SHA1
084f1cb4c47fdd3be1c833f58359ec8e16f61eb4

SHA256
6d7205e794fde4219a62d9692ecddf612663a5cf20399e79be87b851fca4ca33

SHA512
261a327ed1dffd4166e215d17bfd867df5b77017ba72c879fb2675cfb8eef48b374f6de41da0e51ba7adb9c0165bb2c831840603e873f6429963afd0cb93007f

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

Filesize
1KB

MD5
3e3aed1c0ba46c98a8ef6b3bec083998

SHA1
8df2ba67925f2c9580ead34fc567acd35c55b416

SHA256
3fab079f84b987b1a1e305228bd9d2c7dc9a4033b62d3715073c009391fc949f

SHA512
f0afb50c3ca2843e0dde736e5ce6d327ad2b70ae3e04c46c658878208dbd242059efc414f8eff22e9e6034a4a4948b34bdd612c5156c3d9a7fcbd38238066b29

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

Filesize
264B

MD5
999f53677e6d22a84ada0c8fb6207cfe

SHA1
b8899411fac1679a724943e6c28a517e65e33d70

SHA256
579b1038cab1efeccbd39df0b64a11b3091c99dfa8c9fd680612121ba74317d4

SHA512
6cb2cceb41def93000df94d6f9a8ce520cc7e649346d71223ce5f3be5adbc82f9d923ec5dde1824864ddc456b6b8d2da5c369a0ec0b534add4938f4cb635bb10

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

Filesize
342B

MD5
5fe7df03ce885aee8bd3f87c92272a12

SHA1
b4d3718fb8f6bf554eee00d564a6fcc261b4f36c

SHA256
5631bd8ad92f2388aec0931e7fc044e8540f7e7877ad5639a1d268fdebd01166

SHA512
5caff0bca6183bd7999e2924ca9768161d85acedc414a7a508bc4edb374b3f03a8e9d2b9aba43c06f14ad416a8fc5c07494ef71f78c74027d1e6c85b20822a7b

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

Filesize
342B

MD5
9f24467f60bfc70d55d92ea662e5dbb8

SHA1
a504a3b2179b54edc36464849905ac7a6b6c057b

SHA256
412702d0e933c454d7d5f8cc32f386af7447a6f2b03689697072c032be9d8bc7

SHA512
692ee5ce164cd57b2b47e4fc274a6758162d95c28f6e2c14e3fb46659bbe5bd07fe5fbc8a9ff36beb813414efee99a1baa5462d4ba8f118264167902dad66a1d

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

Filesize
342B

MD5
0c5dc0c9f5fa80532fa0bbd98739a657

SHA1
4481bf1a5765a344211cfd79df873f0de776fd08

SHA256
ba506b3dc7f41aff81b6bd105a7347e0769021f3193323e4fb968837e6922c9b

SHA512
77ff2b52fe5f257e913f67bbac4ae201ee46a7b7256a714890529d6002e84d45a34b8ae644f73e2dfa6561bf2e8526567bf077ebff0cc78a14c872c0e77ebc87

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

Filesize
252B

MD5
17e5aefac771a2400acd0af882587afb

SHA1
23316ae8f0396f27f9fca68214c9ef4f4dda6340

SHA256
7b2debc0d1be3867aafe4e47c2b1461dcaf6f51454a298a05594fbfc7fd1cc39

SHA512
dfe5e7b56e0f3fa333b3c0702277e3e9c7288a9c30d82e212e452df305d2f37701092dd4a691242256a5797f28a1d83353ce3d20ee7a15e41394a9d4f792af69

Download Submit
C:\Users\Admin\AppData\Local\Temp\CabC41C.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\TarC42E.tmp

Filesize
181KB

MD5
4ea6026cf93ec6338144661bf1202cd1

SHA1
a1dec9044f750ad887935a01430bf49322fbdcb7

SHA256
8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

SHA512
6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

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

Filesize
120KB

MD5
f304da09022da7fea88436a2223fbe83

SHA1
6a8ba930427ef189b9ab7ebaa41c37be3870219b

SHA256
6b7cc83a7e84e88d68295d2a14f640ff911d6f9f14595c9e8d14eeaef72f6f6c

SHA512
07e564f7780967d37a03d2648125f724c9de2529ceec16691c823b8bb34b731829a39785f1fde6c6c0f76a6b1a2d243488a1a01e59b40f28ca8867d4ea21a948

Download Submit
memory/1992-0-0x0000000074541000-0x0000000074542000-memory.dmp

Filesize
4KB

Download
memory/1992-180-0x0000000074540000-0x0000000074AEB000-memory.dmp

Filesize
5.7MB

Download
memory/1992-2-0x0000000074540000-0x0000000074AEB000-memory.dmp

Filesize
5.7MB

Download
memory/1992-1-0x0000000074540000-0x0000000074AEB000-memory.dmp

Filesize
5.7MB

Download
memory/1992-170-0x0000000074540000-0x0000000074AEB000-memory.dmp

Filesize
5.7MB

Download
memory/2800-348-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2800-351-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2800-350-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads