njrat | 0f2047255104025ef7b90ef43a35a5097d166a3315d15782c09cb559f67c8686

General

Target

3594215acbb1bcd736c0f2aec09b4b08_JaffaCakes118.exe
Size

175KB
MD5

3594215acbb1bcd736c0f2aec09b4b08
SHA1

504a12614c236f843bb60d259af963a8fd8691cf
SHA256

0f2047255104025ef7b90ef43a35a5097d166a3315d15782c09cb559f67c8686
SHA512

18dae9e974fdb32426d15c3932280685578a33bbe357f0818c2685bf38c3dd32af2fe7ed3a58ce588037d3c9f7422bb0d26628f564af67fa3207170570b3ef4a
SSDEEP

3072:VLXKHBjmM3Qx26qzOWtfHmqRRBLmmZc7vuuPk5vKRVq2EXJj:dLM3L6hWtnvqI6vu5gGV

Score

10^/10

njrat hacked discovery persistence trojan

Malware Config

Extracted

Family

njrat

Version

v2.0

Botnet

HacKed

C2

62.227.124.106:5552

Mutex

Windows

Attributes

reg_key
Windows
splitter
|-F-|

Signatures

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

Drops startup file 2 IoCs

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

Executes dropped EXE 3 IoCs

pid	Process
1824	explorer.exe
2784	Payload.exe
2868	explorer.exe

Loads dropped DLL 3 IoCs

pid	Process
2120	3594215acbb1bcd736c0f2aec09b4b08_JaffaCakes118.exe
1824	explorer.exe
2784	Payload.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows2 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\Payload.exe"	explorer.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 2120 set thread context of 1824	2120	3594215acbb1bcd736c0f2aec09b4b08_JaffaCakes118.exe	30
PID 2784 set thread context of 2868	2784	Payload.exe	34

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 5 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	3594215acbb1bcd736c0f2aec09b4b08_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	explorer.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Payload.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	attrib.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	explorer.exe

Suspicious use of AdjustPrivilegeToken 35 IoCs

description	pid	Process
Token: SeDebugPrivilege	2120	3594215acbb1bcd736c0f2aec09b4b08_JaffaCakes118.exe
Token: SeDebugPrivilege	2784	Payload.exe
Token: SeDebugPrivilege	2868	explorer.exe
Token: 33	2868	explorer.exe
Token: SeIncBasePriorityPrivilege	2868	explorer.exe
Token: 33	2868	explorer.exe
Token: SeIncBasePriorityPrivilege	2868	explorer.exe
Token: 33	2868	explorer.exe
Token: SeIncBasePriorityPrivilege	2868	explorer.exe
Token: 33	2868	explorer.exe
Token: SeIncBasePriorityPrivilege	2868	explorer.exe
Token: 33	2868	explorer.exe
Token: SeIncBasePriorityPrivilege	2868	explorer.exe
Token: 33	2868	explorer.exe
Token: SeIncBasePriorityPrivilege	2868	explorer.exe
Token: 33	2868	explorer.exe
Token: SeIncBasePriorityPrivilege	2868	explorer.exe
Token: 33	2868	explorer.exe
Token: SeIncBasePriorityPrivilege	2868	explorer.exe
Token: 33	2868	explorer.exe
Token: SeIncBasePriorityPrivilege	2868	explorer.exe
Token: 33	2868	explorer.exe
Token: SeIncBasePriorityPrivilege	2868	explorer.exe
Token: 33	2868	explorer.exe
Token: SeIncBasePriorityPrivilege	2868	explorer.exe
Token: 33	2868	explorer.exe
Token: SeIncBasePriorityPrivilege	2868	explorer.exe
Token: 33	2868	explorer.exe
Token: SeIncBasePriorityPrivilege	2868	explorer.exe
Token: 33	2868	explorer.exe
Token: SeIncBasePriorityPrivilege	2868	explorer.exe
Token: 33	2868	explorer.exe
Token: SeIncBasePriorityPrivilege	2868	explorer.exe
Token: 33	2868	explorer.exe
Token: SeIncBasePriorityPrivilege	2868	explorer.exe

Suspicious use of WriteProcessMemory 26 IoCs

description	pid	Process	procid_target
PID 2120 wrote to memory of 1824	2120	3594215acbb1bcd736c0f2aec09b4b08_JaffaCakes118.exe	30
PID 2120 wrote to memory of 1824	2120	3594215acbb1bcd736c0f2aec09b4b08_JaffaCakes118.exe	30
PID 2120 wrote to memory of 1824	2120	3594215acbb1bcd736c0f2aec09b4b08_JaffaCakes118.exe	30
PID 2120 wrote to memory of 1824	2120	3594215acbb1bcd736c0f2aec09b4b08_JaffaCakes118.exe	30
PID 2120 wrote to memory of 1824	2120	3594215acbb1bcd736c0f2aec09b4b08_JaffaCakes118.exe	30
PID 2120 wrote to memory of 1824	2120	3594215acbb1bcd736c0f2aec09b4b08_JaffaCakes118.exe	30
PID 2120 wrote to memory of 1824	2120	3594215acbb1bcd736c0f2aec09b4b08_JaffaCakes118.exe	30
PID 2120 wrote to memory of 1824	2120	3594215acbb1bcd736c0f2aec09b4b08_JaffaCakes118.exe	30
PID 2120 wrote to memory of 1824	2120	3594215acbb1bcd736c0f2aec09b4b08_JaffaCakes118.exe	30
PID 1824 wrote to memory of 2784	1824	explorer.exe	31
PID 1824 wrote to memory of 2784	1824	explorer.exe	31
PID 1824 wrote to memory of 2784	1824	explorer.exe	31
PID 1824 wrote to memory of 2784	1824	explorer.exe	31
PID 1824 wrote to memory of 2720	1824	explorer.exe	32
PID 1824 wrote to memory of 2720	1824	explorer.exe	32
PID 1824 wrote to memory of 2720	1824	explorer.exe	32
PID 1824 wrote to memory of 2720	1824	explorer.exe	32
PID 2784 wrote to memory of 2868	2784	Payload.exe	34
PID 2784 wrote to memory of 2868	2784	Payload.exe	34
PID 2784 wrote to memory of 2868	2784	Payload.exe	34
PID 2784 wrote to memory of 2868	2784	Payload.exe	34
PID 2784 wrote to memory of 2868	2784	Payload.exe	34
PID 2784 wrote to memory of 2868	2784	Payload.exe	34
PID 2784 wrote to memory of 2868	2784	Payload.exe	34
PID 2784 wrote to memory of 2868	2784	Payload.exe	34
PID 2784 wrote to memory of 2868	2784	Payload.exe	34

Views/modifies file attributes 1 TTPs 1 IoCs

evasion

Hidden Files and Directories

T1564.001

pid	Process
2720	attrib.exe

C:\Users\Admin\AppData\Local\Temp\3594215acbb1bcd736c0f2aec09b4b08_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\3594215acbb1bcd736c0f2aec09b4b08_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2120
- C:\Users\Admin\Documents\explorer.exe
  C:\Users\Admin\Documents\explorer.exe
  2⤵
  - Drops startup file
  - Executes dropped EXE
  - Loads dropped DLL
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1824
- - C:\Users\Admin\AppData\Local\Temp\Payload.exe
    "C:\Users\Admin\AppData\Local\Temp\Payload.exe"
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:2784
  - - C:\Users\Admin\Documents\explorer.exe
      C:\Users\Admin\Documents\explorer.exe
      4⤵
      Drops startup file
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      Suspicious use of AdjustPrivilegeToken
      PID:2868
- - C:\Windows\SysWOW64\attrib.exe
    attrib +h +r +s "C:\Users\Admin\AppData\Local\Temp\Payload.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    - Views/modifies file attributes
    PID:2720

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

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Hide Artifacts

1

T1564

Hidden Files and Directories

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\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Windows.lnk

Filesize
1KB

MD5
45801cd717f315535565580ec91840f2

SHA1
7bb687a9d280efd4a65f0f0433129d1d42194e92

SHA256
3345beea5f917dd6dadd4b9bbe6df9e104f5a883a4105a10dd67c0ae4f31d6e2

SHA512
651e4f981ad99192eefba5f06302072c0df67e8f07418d0b27a7bf44b51aa08aa1251f46a7767cadbb7ad7696509c3151914a07dc503754188847627421c6af5

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\Windows.lnk

Filesize
1018B

MD5
f3813f9562ddc384f4b8970bd7e8b63a

SHA1
751f658f2e9b6a2297d9d251d2414dbd11c5e77b

SHA256
2ed88b7a583a1c1d7304b06c7b2b4adf0ccf2480a0801e8be5e24635591711ca

SHA512
f0a05491f90013ec065af968184153cffe08ac0205d31029aef604e2d5da5f6df1518e016b269ce708e58b8522e6c2d25ebcbb66ce4715693eeca05706aca797

Download Submit
\Users\Admin\Documents\explorer.exe

Filesize
175KB

MD5
3594215acbb1bcd736c0f2aec09b4b08

SHA1
504a12614c236f843bb60d259af963a8fd8691cf

SHA256
0f2047255104025ef7b90ef43a35a5097d166a3315d15782c09cb559f67c8686

SHA512
18dae9e974fdb32426d15c3932280685578a33bbe357f0818c2685bf38c3dd32af2fe7ed3a58ce588037d3c9f7422bb0d26628f564af67fa3207170570b3ef4a

Download Submit
memory/1824-15-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1824-13-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/1824-23-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/1824-21-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/1824-17-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/1824-38-0x0000000074800000-0x0000000074DAB000-memory.dmp

Filesize
5.7MB

Download
memory/1824-11-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/1824-7-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/1824-9-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/1824-27-0x0000000074800000-0x0000000074DAB000-memory.dmp

Filesize
5.7MB

Download
memory/2120-26-0x0000000074800000-0x0000000074DAB000-memory.dmp

Filesize
5.7MB

Download
memory/2120-25-0x0000000074800000-0x0000000074DAB000-memory.dmp

Filesize
5.7MB

Download
memory/2120-0-0x0000000074801000-0x0000000074802000-memory.dmp

Filesize
4KB

Download
memory/2120-2-0x0000000074800000-0x0000000074DAB000-memory.dmp

Filesize
5.7MB

Download
memory/2120-1-0x0000000074800000-0x0000000074DAB000-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