njrat | 80bccf93740f4fd46f179f07ac06a68509fc02015f9b04c47aa4c326ed3c46d2

General

Target

e86585e7460f9482eb5db770d8d349c0_JaffaCakes118.exe
Size

1.5MB
MD5

e86585e7460f9482eb5db770d8d349c0
SHA1

61eee25ecdda15e44cea3eaf19cae4d12fbcc334
SHA256

80bccf93740f4fd46f179f07ac06a68509fc02015f9b04c47aa4c326ed3c46d2
SHA512

030bef5e99b6966ddf0fd7294340ec57caf29e68e9dac6bc27bb335c54a73dd4f616e6d19724e3a513a0606e540f996b560d0e47202ab7190b02bfe36e0a6682
SSDEEP

24576:nbrSjgFh+5p6NWKDpHQ2j2oFcLVMtg/ZHFBocS1l7x/xCJKnYLSx5+YtuMgqu:bGjgIgHQ45c+gY7mJmuMgqu

Score

10^/10

njrat sara gamal discovery evasion persistence privilege_escalation trojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

SARA GAMAL

C2

milla.publicvm.com:1177

Mutex

e972659c4a9bda645740113e1c277e40

Attributes

reg_key
e972659c4a9bda645740113e1c277e40
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
3040	netsh.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\Control Panel\International\Geo\Nation	e86585e7460f9482eb5db770d8d349c0_JaffaCakes118.exe

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\e972659c4a9bda645740113e1c277e40.exe	ssaha.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\e972659c4a9bda645740113e1c277e40.exe	ssaha.exe

Executes dropped EXE 1 IoCs

pid	Process
2020	ssaha.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-1-5-21-2629364133-3182087385-364449604-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\e972659c4a9bda645740113e1c277e40 = "\"C:\\Users\\Admin\\AppData\\Roaming\\ssaha.exe\" .."	ssaha.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\e972659c4a9bda645740113e1c277e40 = "\"C:\\Users\\Admin\\AppData\\Roaming\\ssaha.exe\" .."	ssaha.exe

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 3 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	e86585e7460f9482eb5db770d8d349c0_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ssaha.exe

Suspicious use of AdjustPrivilegeToken 33 IoCs

description	pid	Process
Token: SeDebugPrivilege	2020	ssaha.exe
Token: 33	2020	ssaha.exe
Token: SeIncBasePriorityPrivilege	2020	ssaha.exe
Token: 33	2020	ssaha.exe
Token: SeIncBasePriorityPrivilege	2020	ssaha.exe
Token: 33	2020	ssaha.exe
Token: SeIncBasePriorityPrivilege	2020	ssaha.exe
Token: 33	2020	ssaha.exe
Token: SeIncBasePriorityPrivilege	2020	ssaha.exe
Token: 33	2020	ssaha.exe
Token: SeIncBasePriorityPrivilege	2020	ssaha.exe
Token: 33	2020	ssaha.exe
Token: SeIncBasePriorityPrivilege	2020	ssaha.exe
Token: 33	2020	ssaha.exe
Token: SeIncBasePriorityPrivilege	2020	ssaha.exe
Token: 33	2020	ssaha.exe
Token: SeIncBasePriorityPrivilege	2020	ssaha.exe
Token: 33	2020	ssaha.exe
Token: SeIncBasePriorityPrivilege	2020	ssaha.exe
Token: 33	2020	ssaha.exe
Token: SeIncBasePriorityPrivilege	2020	ssaha.exe
Token: 33	2020	ssaha.exe
Token: SeIncBasePriorityPrivilege	2020	ssaha.exe
Token: 33	2020	ssaha.exe
Token: SeIncBasePriorityPrivilege	2020	ssaha.exe
Token: 33	2020	ssaha.exe
Token: SeIncBasePriorityPrivilege	2020	ssaha.exe
Token: 33	2020	ssaha.exe
Token: SeIncBasePriorityPrivilege	2020	ssaha.exe
Token: 33	2020	ssaha.exe
Token: SeIncBasePriorityPrivilege	2020	ssaha.exe
Token: 33	2020	ssaha.exe
Token: SeIncBasePriorityPrivilege	2020	ssaha.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3952 wrote to memory of 2020	3952	e86585e7460f9482eb5db770d8d349c0_JaffaCakes118.exe	94
PID 3952 wrote to memory of 2020	3952	e86585e7460f9482eb5db770d8d349c0_JaffaCakes118.exe	94
PID 3952 wrote to memory of 2020	3952	e86585e7460f9482eb5db770d8d349c0_JaffaCakes118.exe	94
PID 2020 wrote to memory of 3040	2020	ssaha.exe	97
PID 2020 wrote to memory of 3040	2020	ssaha.exe	97
PID 2020 wrote to memory of 3040	2020	ssaha.exe	97

C:\Users\Admin\AppData\Local\Temp\e86585e7460f9482eb5db770d8d349c0_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\e86585e7460f9482eb5db770d8d349c0_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3952
- C:\Users\Admin\AppData\Roaming\ssaha.exe
  "C:\Users\Admin\AppData\Roaming\ssaha.exe"
  2⤵
  - Drops startup file
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2020
- - C:\Windows\SysWOW64\netsh.exe
    netsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\ssaha.exe" "ssaha.exe" ENABLE
    3⤵
    - Modifies Windows Firewall
    - Event Triggered Execution: Netsh Helper DLL
    - System Location Discovery: System Language Discovery
    PID:3040

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

Query Registry

1

T1012

System Information Discovery

2

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\ssaha.exe

Filesize
1.5MB

MD5
e86585e7460f9482eb5db770d8d349c0

SHA1
61eee25ecdda15e44cea3eaf19cae4d12fbcc334

SHA256
80bccf93740f4fd46f179f07ac06a68509fc02015f9b04c47aa4c326ed3c46d2

SHA512
030bef5e99b6966ddf0fd7294340ec57caf29e68e9dac6bc27bb335c54a73dd4f616e6d19724e3a513a0606e540f996b560d0e47202ab7190b02bfe36e0a6682

Download Submit
memory/2020-25-0x0000000074DA0000-0x0000000075550000-memory.dmp

Filesize
7.7MB

Download
memory/2020-24-0x0000000074DA0000-0x0000000075550000-memory.dmp

Filesize
7.7MB

Download
memory/2020-22-0x0000000074DA0000-0x0000000075550000-memory.dmp

Filesize
7.7MB

Download
memory/2020-21-0x0000000074DA0000-0x0000000075550000-memory.dmp

Filesize
7.7MB

Download
memory/3952-6-0x00000000054A0000-0x00000000054AA000-memory.dmp

Filesize
40KB

Download
memory/3952-0-0x0000000074DAE000-0x0000000074DAF000-memory.dmp

Filesize
4KB

Download
memory/3952-7-0x00000000054B0000-0x00000000054BC000-memory.dmp

Filesize
48KB

Download
memory/3952-5-0x0000000074DA0000-0x0000000075550000-memory.dmp

Filesize
7.7MB

Download
memory/3952-20-0x0000000074DA0000-0x0000000075550000-memory.dmp

Filesize
7.7MB

Download
memory/3952-4-0x00000000052C0000-0x000000000535C000-memory.dmp

Filesize
624KB

Download
memory/3952-3-0x0000000005220000-0x00000000052B2000-memory.dmp

Filesize
584KB

Download
memory/3952-2-0x0000000005730000-0x0000000005CD4000-memory.dmp

Filesize
5.6MB

Download
memory/3952-1-0x0000000000650000-0x00000000007D6000-memory.dmp

Filesize
1.5MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads