njrat | e16fc240955e3a55f8ecf1ffe52fb0d40a6b6189d44aaeaeaf0de56c2c9cccaa

General

Target

b08b34c4124dbe78ea4c620dc5fc37e0N.exe
Size

117KB
MD5

b08b34c4124dbe78ea4c620dc5fc37e0
SHA1

9ec51c29687660005842845b6151ff6d7faf2f9e
SHA256

e16fc240955e3a55f8ecf1ffe52fb0d40a6b6189d44aaeaeaf0de56c2c9cccaa
SHA512

3c0a1db92c88465f20a9f0a82fddd74f8b46c64244852b10c50d3bef5caf49b1ea564aca71c441412ec020d6449c6a2a7af98b21853fb15fa3079746271fb8ea
SSDEEP

1536:WWp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4XEQhuxzuMDLZlg:P5eznsjsguGDFqGZ2rDLw

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
2488	netsh.exe

Executes dropped EXE 2 IoCs

pid	Process
2004	chargeable.exe
2704	chargeable.exe

Loads dropped DLL 2 IoCs

pid	Process
3008	b08b34c4124dbe78ea4c620dc5fc37e0N.exe
3008	b08b34c4124dbe78ea4c620dc5fc37e0N.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-1-5-21-2172136094-3310281978-782691160-1000\Software\Microsoft\Windows\CurrentVersion\Run\confuse = "C:\\Users\\Admin\\AppData\\Roaming\\confuse\\chargeable.exe"	b08b34c4124dbe78ea4c620dc5fc37e0N.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000\Software\Microsoft\Windows\CurrentVersion\Run\SysMain = "C:\\Users\\Admin\\AppData\\Local\\Temp\\b08b34c4124dbe78ea4c620dc5fc37e0N.exe"	b08b34c4124dbe78ea4c620dc5fc37e0N.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2004 set thread context of 2704	2004	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	b08b34c4124dbe78ea4c620dc5fc37e0N.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	2704	chargeable.exe
Token: 33	2704	chargeable.exe
Token: SeIncBasePriorityPrivilege	2704	chargeable.exe
Token: 33	2704	chargeable.exe
Token: SeIncBasePriorityPrivilege	2704	chargeable.exe
Token: 33	2704	chargeable.exe
Token: SeIncBasePriorityPrivilege	2704	chargeable.exe
Token: 33	2704	chargeable.exe
Token: SeIncBasePriorityPrivilege	2704	chargeable.exe
Token: 33	2704	chargeable.exe
Token: SeIncBasePriorityPrivilege	2704	chargeable.exe
Token: 33	2704	chargeable.exe
Token: SeIncBasePriorityPrivilege	2704	chargeable.exe
Token: 33	2704	chargeable.exe
Token: SeIncBasePriorityPrivilege	2704	chargeable.exe
Token: 33	2704	chargeable.exe
Token: SeIncBasePriorityPrivilege	2704	chargeable.exe
Token: 33	2704	chargeable.exe
Token: SeIncBasePriorityPrivilege	2704	chargeable.exe
Token: 33	2704	chargeable.exe
Token: SeIncBasePriorityPrivilege	2704	chargeable.exe
Token: 33	2704	chargeable.exe
Token: SeIncBasePriorityPrivilege	2704	chargeable.exe
Token: 33	2704	chargeable.exe
Token: SeIncBasePriorityPrivilege	2704	chargeable.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 3008 wrote to memory of 2004	3008	b08b34c4124dbe78ea4c620dc5fc37e0N.exe	30
PID 3008 wrote to memory of 2004	3008	b08b34c4124dbe78ea4c620dc5fc37e0N.exe	30
PID 3008 wrote to memory of 2004	3008	b08b34c4124dbe78ea4c620dc5fc37e0N.exe	30
PID 3008 wrote to memory of 2004	3008	b08b34c4124dbe78ea4c620dc5fc37e0N.exe	30
PID 2004 wrote to memory of 2704	2004	chargeable.exe	31
PID 2004 wrote to memory of 2704	2004	chargeable.exe	31
PID 2004 wrote to memory of 2704	2004	chargeable.exe	31
PID 2004 wrote to memory of 2704	2004	chargeable.exe	31
PID 2004 wrote to memory of 2704	2004	chargeable.exe	31
PID 2004 wrote to memory of 2704	2004	chargeable.exe	31
PID 2004 wrote to memory of 2704	2004	chargeable.exe	31
PID 2004 wrote to memory of 2704	2004	chargeable.exe	31
PID 2004 wrote to memory of 2704	2004	chargeable.exe	31
PID 2704 wrote to memory of 2488	2704	chargeable.exe	32
PID 2704 wrote to memory of 2488	2704	chargeable.exe	32
PID 2704 wrote to memory of 2488	2704	chargeable.exe	32
PID 2704 wrote to memory of 2488	2704	chargeable.exe	32

C:\Users\Admin\AppData\Local\Temp\b08b34c4124dbe78ea4c620dc5fc37e0N.exe
"C:\Users\Admin\AppData\Local\Temp\b08b34c4124dbe78ea4c620dc5fc37e0N.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3008
- 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:2004
- - 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:2704
  - - 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:2488

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\37C951188967C8EB88D99893D9D191FE

Filesize
1KB

MD5
e7122c733f9e37bba0ca4c985ce11d6d

SHA1
d661aa5b31ff7ef2df9bc4095279058c36499af2

SHA256
acc9932453f5aa68f4b95986668f5584f99e55bbe02eefc0d0960dab376df81a

SHA512
84cddf68a46f455b4ebbb8c0c70607fe60796cfc5eabdace12d0684a1323af9681700acbdbdc37e63d7806d0220fce9cba5213bb35cee056f9d71646f98711b9

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

Filesize
264B

MD5
71f3e53d5952a95588748885879492fb

SHA1
849cd9db3929bc745ee20fe36a897b8cc6e240bb

SHA256
e7ef8b92c9bcf1ed075ece967752b4ad75f633c20133833f8d18c9fd48d1b24f

SHA512
3aed4bed05312588a4a2ac1796287032a1fecb113b33f7c3ae0e605eccd3fb2095fb5703521c4556cca1f75073cd3d2fb62050105f3688ac461e22fa93b796f8

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

Filesize
342B

MD5
50ba130d548f201b139953a9e1a018c2

SHA1
165b27183e1720bbfbf6a6599c05e8a328384095

SHA256
178e74fe1afcdc00f42013dfd5cf01ccd11e62b5f27ae600ff93e4323ad9943f

SHA512
b498a5dbc0d918a8bc2593fc7be8dbb94794c2e0eb663fb94fe15e83542b1dde55578afc3145f2380386804e2c3dbe509f0a621b16611bb8ca0987a2ae0a70d2

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

Filesize
342B

MD5
13eb4a2a6d7e9393cbc47bd32f5b1fa4

SHA1
fb40dc9dae852a77117ba7d7478ccb484199e973

SHA256
9bf117fc39df2ad052a0c77c1d8bf3abbb8a4a2a6a7e101b7b9ccd9dddca4c76

SHA512
0332ada02cf22f99dd42bbf019af58c8998d5e320594c9698b92c6a4abbb120e8b6fae9919ec096e444c58ef423ef7f3d33867c28a98be8dad63052fb0d85eba

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

Filesize
342B

MD5
3107f2217abf8bce8a2f688f6b0a9c9a

SHA1
8191837802bfb36d65bf308f68cda97c3e8724ea

SHA256
46e257504c0d39aa3c725b238dcbb4ff4cbb1a7aee0a07ac7e9fea0165f24505

SHA512
ec5f37199fb534eb63b87edc45229a8b700e637a7f7ec47925249c6adc3cc2e2dbac447c821a1dc18ad0dff7fd0e9fa24f66fb31d94b3a0f70b24d80f74391b1

Download Submit
C:\Users\Admin\AppData\Local\Temp\Cab205E.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar2061.tmp

Filesize
181KB

MD5
4ea6026cf93ec6338144661bf1202cd1

SHA1
a1dec9044f750ad887935a01430bf49322fbdcb7

SHA256
8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

SHA512
6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

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

Filesize
117KB

MD5
89ace82bef742254f7a9a998b1c05a5f

SHA1
b18b70084e08150cfc541728e8f4c071e7b12197

SHA256
f2b66f1247059bf004abdb6af032b6f4f08b34d1818a4c684f864ffae9369d70

SHA512
5dab0b279593930ed1dedff751881b5bd0b4f6e4cb856ba3221b3e8c8808548daaa7091656b3b170d2ccbd474af394778cb15bf7d76993dc322b30062eaeec1c

Download Submit
memory/2704-345-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2704-347-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2704-348-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/3008-179-0x0000000074CC0000-0x000000007526B000-memory.dmp

Filesize
5.7MB

Download
memory/3008-0-0x0000000074CC1000-0x0000000074CC2000-memory.dmp

Filesize
4KB

Download
memory/3008-1-0x0000000074CC0000-0x000000007526B000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads