njrat | da19464234b78daa22a5e87253eb150827e4216bc10d5bd2393ceb9984cbf539

Analysis

max time kernel
149s
max time network
148s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
11-12-2024 10:20

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General

Target

e101b5373089ee47b3c267f2d346de65_JaffaCakes118.exe
Size

635KB
MD5

e101b5373089ee47b3c267f2d346de65
SHA1

f74216e5973d16303781ae7ecb605b628648a95b
SHA256

da19464234b78daa22a5e87253eb150827e4216bc10d5bd2393ceb9984cbf539
SHA512

bfa825c1fb2bdce4eca3bf825d7aab27780a8f2ade3352ec864f2eed7c861f297db6886f232ab677df1cfa31d964383344fbdb1bc29013979642b3b86cc90a4e
SSDEEP

12288:q5dFxHPvtS8ULd+mQb+mQwWhhhhrE6zTNhhhhhJsni7lhjPyTCIPNekH9h7ukzi8:q1JPvJULd+mQb+mQwb6hhe19ESiWy9E5

Score

10^/10

njrat hacked discovery persistence trojan

Malware Config

Extracted

Family

njrat

Version

v2.0

Botnet

HacKed

62.227.124.106:5552

Mutex

Windows

Attributes

reg_key
Windows
splitter
|-F-|

Signatures

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

Drops startup file 4 IoCs

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

Executes dropped EXE 5 IoCs

pid	Process
2844	stuckssssssssss.exe
2652	Systeme update.exe
1760	Systeme update.exe
1260	Yzanbhdckbmqnu.exe
2916	Payload.exe

Loads dropped DLL 5 IoCs

pid	Process
2640	e101b5373089ee47b3c267f2d346de65_JaffaCakes118.exe
2640	e101b5373089ee47b3c267f2d346de65_JaffaCakes118.exe
2652	Systeme update.exe
1760	Systeme update.exe
1260	Yzanbhdckbmqnu.exe

Adds Run key to start application 2 TTPs 6 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows2 = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\Templates\\Windows.URL"	Payload.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Windows2 = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\Templates\\Windows.URL"	Payload.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\Templates\\Windows.URL"	Payload.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Windows = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\Templates\\Windows.URL"	Payload.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows\CurrentVersion\Run\Systeme update.exe = "C:\\Users\\Admin\\AppData\\Roaming\\Systeme update.exe"	e101b5373089ee47b3c267f2d346de65_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows2 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\Payload.exe"	Yzanbhdckbmqnu.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2652 set thread context of 1760	2652	Systeme update.exe	33

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 6 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	Yzanbhdckbmqnu.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	e101b5373089ee47b3c267f2d346de65_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Systeme update.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Systeme update.exe

Suspicious use of AdjustPrivilegeToken 33 IoCs

description	pid	Process
Token: SeDebugPrivilege	2916	Payload.exe
Token: 33	2916	Payload.exe
Token: SeIncBasePriorityPrivilege	2916	Payload.exe
Token: 33	2916	Payload.exe
Token: SeIncBasePriorityPrivilege	2916	Payload.exe
Token: 33	2916	Payload.exe
Token: SeIncBasePriorityPrivilege	2916	Payload.exe
Token: 33	2916	Payload.exe
Token: SeIncBasePriorityPrivilege	2916	Payload.exe
Token: 33	2916	Payload.exe
Token: SeIncBasePriorityPrivilege	2916	Payload.exe
Token: 33	2916	Payload.exe
Token: SeIncBasePriorityPrivilege	2916	Payload.exe
Token: 33	2916	Payload.exe
Token: SeIncBasePriorityPrivilege	2916	Payload.exe
Token: 33	2916	Payload.exe
Token: SeIncBasePriorityPrivilege	2916	Payload.exe
Token: 33	2916	Payload.exe
Token: SeIncBasePriorityPrivilege	2916	Payload.exe
Token: 33	2916	Payload.exe
Token: SeIncBasePriorityPrivilege	2916	Payload.exe
Token: 33	2916	Payload.exe
Token: SeIncBasePriorityPrivilege	2916	Payload.exe
Token: 33	2916	Payload.exe
Token: SeIncBasePriorityPrivilege	2916	Payload.exe
Token: 33	2916	Payload.exe
Token: SeIncBasePriorityPrivilege	2916	Payload.exe
Token: 33	2916	Payload.exe
Token: SeIncBasePriorityPrivilege	2916	Payload.exe
Token: 33	2916	Payload.exe
Token: SeIncBasePriorityPrivilege	2916	Payload.exe
Token: 33	2916	Payload.exe
Token: SeIncBasePriorityPrivilege	2916	Payload.exe

Suspicious use of WriteProcessMemory 38 IoCs

description	pid	Process	procid_target
PID 2640 wrote to memory of 2844	2640	e101b5373089ee47b3c267f2d346de65_JaffaCakes118.exe	30
PID 2640 wrote to memory of 2844	2640	e101b5373089ee47b3c267f2d346de65_JaffaCakes118.exe	30
PID 2640 wrote to memory of 2844	2640	e101b5373089ee47b3c267f2d346de65_JaffaCakes118.exe	30
PID 2640 wrote to memory of 2844	2640	e101b5373089ee47b3c267f2d346de65_JaffaCakes118.exe	30
PID 2640 wrote to memory of 2652	2640	e101b5373089ee47b3c267f2d346de65_JaffaCakes118.exe	31
PID 2640 wrote to memory of 2652	2640	e101b5373089ee47b3c267f2d346de65_JaffaCakes118.exe	31
PID 2640 wrote to memory of 2652	2640	e101b5373089ee47b3c267f2d346de65_JaffaCakes118.exe	31
PID 2640 wrote to memory of 2652	2640	e101b5373089ee47b3c267f2d346de65_JaffaCakes118.exe	31
PID 2640 wrote to memory of 2652	2640	e101b5373089ee47b3c267f2d346de65_JaffaCakes118.exe	31
PID 2640 wrote to memory of 2652	2640	e101b5373089ee47b3c267f2d346de65_JaffaCakes118.exe	31
PID 2640 wrote to memory of 2652	2640	e101b5373089ee47b3c267f2d346de65_JaffaCakes118.exe	31
PID 2844 wrote to memory of 2752	2844	stuckssssssssss.exe	32
PID 2844 wrote to memory of 2752	2844	stuckssssssssss.exe	32
PID 2844 wrote to memory of 2752	2844	stuckssssssssss.exe	32
PID 2652 wrote to memory of 1760	2652	Systeme update.exe	33
PID 2652 wrote to memory of 1760	2652	Systeme update.exe	33
PID 2652 wrote to memory of 1760	2652	Systeme update.exe	33
PID 2652 wrote to memory of 1760	2652	Systeme update.exe	33
PID 2652 wrote to memory of 1760	2652	Systeme update.exe	33
PID 2652 wrote to memory of 1760	2652	Systeme update.exe	33
PID 2652 wrote to memory of 1760	2652	Systeme update.exe	33
PID 2652 wrote to memory of 1760	2652	Systeme update.exe	33
PID 2652 wrote to memory of 1760	2652	Systeme update.exe	33
PID 2652 wrote to memory of 1760	2652	Systeme update.exe	33
PID 2652 wrote to memory of 1760	2652	Systeme update.exe	33
PID 2652 wrote to memory of 1760	2652	Systeme update.exe	33
PID 1760 wrote to memory of 1260	1760	Systeme update.exe	34
PID 1760 wrote to memory of 1260	1760	Systeme update.exe	34
PID 1760 wrote to memory of 1260	1760	Systeme update.exe	34
PID 1760 wrote to memory of 1260	1760	Systeme update.exe	34
PID 1260 wrote to memory of 2916	1260	Yzanbhdckbmqnu.exe	35
PID 1260 wrote to memory of 2916	1260	Yzanbhdckbmqnu.exe	35
PID 1260 wrote to memory of 2916	1260	Yzanbhdckbmqnu.exe	35
PID 1260 wrote to memory of 2916	1260	Yzanbhdckbmqnu.exe	35
PID 1260 wrote to memory of 2028	1260	Yzanbhdckbmqnu.exe	36
PID 1260 wrote to memory of 2028	1260	Yzanbhdckbmqnu.exe	36
PID 1260 wrote to memory of 2028	1260	Yzanbhdckbmqnu.exe	36
PID 1260 wrote to memory of 2028	1260	Yzanbhdckbmqnu.exe	36

Views/modifies file attributes 1 TTPs 1 IoCs

evasion

Hidden Files and Directories

T1564.001

pid	Process
2028	attrib.exe

C:\Users\Admin\AppData\Local\Temp\e101b5373089ee47b3c267f2d346de65_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\e101b5373089ee47b3c267f2d346de65_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2640
- C:\Users\Admin\AppData\Local\Temp\stuckssssssssss.exe
  "C:\Users\Admin\AppData\Local\Temp\stuckssssssssss.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:2844
- - C:\Windows\Microsoft.NET\Framework64\v2.0.50727\dw20.exe
    dw20.exe -x -s 396
    3⤵
    PID:2752
- C:\Users\Admin\AppData\Roaming\Systeme update.exe
  "C:\Users\Admin\AppData\Roaming\Systeme update.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2652
- - C:\Users\Admin\AppData\Roaming\Systeme update.exe
    "C:\Users\Admin\AppData\Roaming\Systeme update.exe"
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:1760
  - - C:\Users\Admin\AppData\Local\Temp\Yzanbhdckbmqnu.exe
      "C:\Users\Admin\AppData\Local\Temp\Yzanbhdckbmqnu.exe"
      4⤵
      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:1260
    - - C:\Users\Admin\AppData\Local\Temp\Payload.exe
        
        "C:\Users\Admin\AppData\Local\Temp\Payload.exe"
        5⤵
        Drops startup file
        Executes dropped EXE
        Adds Run key to start application
        System Location Discovery: System Language Discovery
        Suspicious use of AdjustPrivilegeToken
        
        PID:2916
    - - C:\Windows\SysWOW64\attrib.exe
        
        attrib +h +r +s "C:\Users\Admin\AppData\Local\Temp\Payload.exe"
        5⤵
        System Location Discovery: System Language Discovery
        Views/modifies file attributes
        
        PID:2028

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

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Hide Artifacts

T1564

Hidden Files and Directories

T1564.001

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\Local\Temp\Yzanbhdckbmqnu.exe

Filesize
27KB

MD5
00bcd4b2279192f1c1ab891dd6e4f8a9

SHA1
fe2f6a18f1cf05845986bba18eec6cef8f384a7a

SHA256
ec0f19ba745d906933378b22fd33de72d4b02f36061e28014b943e85573ec1b2

SHA512
365922001e000d93b501b108332063973b0518b357f5295e94ceddbd0b9746be88d6f110ac40cdfb3d0a9c9405c1d8917d1328b66a6ee27a416b2557bbd8aee6

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Windows.lnk

Filesize
1KB

MD5
175dcf91ef523df6166fc091918c8841

SHA1
e07af27597a939af81039147f404680d28f33850

SHA256
78be10b7e3783e797bfff8f3f5dcaab17d0612c508dd9259b046f8dab5cb89de

SHA512
6de78d023e2fb500944d7cbe2995b91bf98c54f97e8b36cefae5458c3c6e7b68eea3e3e746777bfad62d59b069bd3143d07f3c8d90dedb0d6eccd90fb8c79378

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

Filesize
1022B

MD5
2003bb0332ddfd3d91153db0bd88564e

SHA1
32e60a8379db536b5037a7bf909289960369582b

SHA256
b3fd92b0ef90b98cb7d9ed6435266f9d8e364054038ce8490bd0d005ef144517

SHA512
be63a85396b5c4deefebd891c5997785708a27bcc6a95b3221328be4711b9315c57966de43503bec3a58c674238ce57aa401f6afcdcb4d66e9b5723c465b28d7

Download Submit
C:\Users\Admin\AppData\Roaming\Systeme update.exe

Filesize
635KB

MD5
e101b5373089ee47b3c267f2d346de65

SHA1
f74216e5973d16303781ae7ecb605b628648a95b

SHA256
da19464234b78daa22a5e87253eb150827e4216bc10d5bd2393ceb9984cbf539

SHA512
bfa825c1fb2bdce4eca3bf825d7aab27780a8f2ade3352ec864f2eed7c861f297db6886f232ab677df1cfa31d964383344fbdb1bc29013979642b3b86cc90a4e

Download Submit
\Users\Admin\AppData\Local\Temp\stuckssssssssss.exe

Filesize
237KB

MD5
541a97219a94deaff2f3fad462ccaf0b

SHA1
aa76d0a36b0ce118c1bb5d81e4d3ad4cb39c9c12

SHA256
a8a01af1b5b629ce9c2866cba6459fc05052b77d70f3a93012ecc69e4ed209d6

SHA512
d18bf28d9b817c144ba5e9184a3f6d256ab990eb1b90b6be9a77b8edab158ab6e8b3b8047adb28385b5859474433b5270d29b9ef3389ed5b009ef0255d00d581

Download Submit
memory/1760-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1760-23-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/1760-31-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/1760-30-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/1760-28-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/1760-39-0x0000000000480000-0x0000000000580000-memory.dmp

Filesize
1024KB

Download
memory/1760-25-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/1760-19-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/1760-21-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2640-0-0x000000007495E000-0x000000007495F000-memory.dmp

Filesize
4KB

Download
memory/2640-1-0x0000000000400000-0x00000000004A6000-memory.dmp

Filesize
664KB

Download
memory/2652-17-0x00000000004B0000-0x00000000004C8000-memory.dmp

Filesize
96KB

Download
memory/2844-16-0x000007FEF6050000-0x000007FEF69ED000-memory.dmp

Filesize
9.6MB

Download
memory/2844-43-0x000007FEF6050000-0x000007FEF69ED000-memory.dmp

Filesize
9.6MB

Download
memory/2844-8-0x000007FEF630E000-0x000007FEF630F000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads