njrat | 73faacbd90f740cd6efe93cfa92c47b23beb7679a43d2dcbad4a435d84cd270b

General

Target

JaffaCakes118_6079b2fccc047c315bd3a2d69fcd2a60.exe
Size

45KB
MD5

6079b2fccc047c315bd3a2d69fcd2a60
SHA1

a81539df25997e19fe911b885eea26a69784731a
SHA256

73faacbd90f740cd6efe93cfa92c47b23beb7679a43d2dcbad4a435d84cd270b
SHA512

ce502ee386f0eebba33b1dc8de83ce3f0dad23d1a6788969ad902fc6629767600293cb9435ffee5743ef7f0f6752bf024af7996e745d0c44dd7163ce4389984b
SSDEEP

768:XA7N43zjQOaObNBVOE/4z7eB7F1pWZy9A2u6fwvmXOPKMK2r:w763wOaObNBhw67F1pWk9E6YpCM7

Score

10^/10

njrat hacked discovery evasion persistence privilege_escalation trojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

HacKed

C2

betabetabetabeta.no-ip.info:5552

Mutex

5d31a1ca43a2f478d6483da11bf5d515

Attributes

reg_key
5d31a1ca43a2f478d6483da11bf5d515
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
2428	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-1-5-21-1045960512-3948844814-3059691613-1000\Control Panel\International\Geo\Nation	JaffaCakes118_6079b2fccc047c315bd3a2d69fcd2a60.exe

Executes dropped EXE 2 IoCs

pid	Process
4252	server.exe
1772	server.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-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\5d31a1ca43a2f478d6483da11bf5d515 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\server.exe\" .."	server.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\5d31a1ca43a2f478d6483da11bf5d515 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\server.exe\" .."	server.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 1260 set thread context of 1624	1260	JaffaCakes118_6079b2fccc047c315bd3a2d69fcd2a60.exe	97
PID 4252 set thread context of 1772	4252	server.exe	102

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 value enumerated	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe
Key opened	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe
Key queried	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe

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	JaffaCakes118_6079b2fccc047c315bd3a2d69fcd2a60.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_6079b2fccc047c315bd3a2d69fcd2a60.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	server.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	server.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe

Suspicious use of AdjustPrivilegeToken 27 IoCs

description	pid	Process
Token: SeDebugPrivilege	1260	JaffaCakes118_6079b2fccc047c315bd3a2d69fcd2a60.exe
Token: SeDebugPrivilege	4252	server.exe
Token: SeDebugPrivilege	1772	server.exe
Token: 33	1772	server.exe
Token: SeIncBasePriorityPrivilege	1772	server.exe
Token: 33	1772	server.exe
Token: SeIncBasePriorityPrivilege	1772	server.exe
Token: 33	1772	server.exe
Token: SeIncBasePriorityPrivilege	1772	server.exe
Token: 33	1772	server.exe
Token: SeIncBasePriorityPrivilege	1772	server.exe
Token: 33	1772	server.exe
Token: SeIncBasePriorityPrivilege	1772	server.exe
Token: 33	1772	server.exe
Token: SeIncBasePriorityPrivilege	1772	server.exe
Token: 33	1772	server.exe
Token: SeIncBasePriorityPrivilege	1772	server.exe
Token: 33	1772	server.exe
Token: SeIncBasePriorityPrivilege	1772	server.exe
Token: 33	1772	server.exe
Token: SeIncBasePriorityPrivilege	1772	server.exe
Token: 33	1772	server.exe
Token: SeIncBasePriorityPrivilege	1772	server.exe
Token: 33	1772	server.exe
Token: SeIncBasePriorityPrivilege	1772	server.exe
Token: 33	1772	server.exe
Token: SeIncBasePriorityPrivilege	1772	server.exe

Suspicious use of WriteProcessMemory 22 IoCs

description	pid	Process	procid_target
PID 1260 wrote to memory of 1624	1260	JaffaCakes118_6079b2fccc047c315bd3a2d69fcd2a60.exe	97
PID 1260 wrote to memory of 1624	1260	JaffaCakes118_6079b2fccc047c315bd3a2d69fcd2a60.exe	97
PID 1260 wrote to memory of 1624	1260	JaffaCakes118_6079b2fccc047c315bd3a2d69fcd2a60.exe	97
PID 1260 wrote to memory of 1624	1260	JaffaCakes118_6079b2fccc047c315bd3a2d69fcd2a60.exe	97
PID 1260 wrote to memory of 1624	1260	JaffaCakes118_6079b2fccc047c315bd3a2d69fcd2a60.exe	97
PID 1260 wrote to memory of 1624	1260	JaffaCakes118_6079b2fccc047c315bd3a2d69fcd2a60.exe	97
PID 1260 wrote to memory of 1624	1260	JaffaCakes118_6079b2fccc047c315bd3a2d69fcd2a60.exe	97
PID 1260 wrote to memory of 1624	1260	JaffaCakes118_6079b2fccc047c315bd3a2d69fcd2a60.exe	97
PID 1624 wrote to memory of 4252	1624	JaffaCakes118_6079b2fccc047c315bd3a2d69fcd2a60.exe	98
PID 1624 wrote to memory of 4252	1624	JaffaCakes118_6079b2fccc047c315bd3a2d69fcd2a60.exe	98
PID 1624 wrote to memory of 4252	1624	JaffaCakes118_6079b2fccc047c315bd3a2d69fcd2a60.exe	98
PID 4252 wrote to memory of 1772	4252	server.exe	102
PID 4252 wrote to memory of 1772	4252	server.exe	102
PID 4252 wrote to memory of 1772	4252	server.exe	102
PID 4252 wrote to memory of 1772	4252	server.exe	102
PID 4252 wrote to memory of 1772	4252	server.exe	102
PID 4252 wrote to memory of 1772	4252	server.exe	102
PID 4252 wrote to memory of 1772	4252	server.exe	102
PID 4252 wrote to memory of 1772	4252	server.exe	102
PID 1772 wrote to memory of 2428	1772	server.exe	103
PID 1772 wrote to memory of 2428	1772	server.exe	103
PID 1772 wrote to memory of 2428	1772	server.exe	103

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6079b2fccc047c315bd3a2d69fcd2a60.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6079b2fccc047c315bd3a2d69fcd2a60.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1260
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6079b2fccc047c315bd3a2d69fcd2a60.exe
  C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6079b2fccc047c315bd3a2d69fcd2a60.exe
  2⤵
  - Checks computer location settings
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1624
- - C:\Users\Admin\AppData\Local\Temp\server.exe
    "C:\Users\Admin\AppData\Local\Temp\server.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:4252
  - - C:\Users\Admin\AppData\Local\Temp\server.exe
      C:\Users\Admin\AppData\Local\Temp\server.exe
      4⤵
      Executes dropped EXE
      Adds Run key to start application
      System Location Discovery: System Language Discovery
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of WriteProcessMemory
      PID:1772
    - - C:\Windows\SysWOW64\netsh.exe
        
        netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\server.exe" "server.exe" ENABLE
        5⤵
        Modifies Windows Firewall
        Event Triggered Execution: Netsh Helper DLL
        System Location Discovery: System Language Discovery
        
        PID:2428

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\Local\Microsoft\CLR_v2.0_32\UsageLogs\JaffaCakes118_6079b2fccc047c315bd3a2d69fcd2a60.exe.log

Filesize
224B

MD5
c19eb8c8e7a40e6b987f9d2ee952996e

SHA1
6fc3049855bc9100643e162511673c6df0f28bfb

SHA256
677e9e30350df17e2bc20fa9f7d730e9f7cc6e870d6520a345f5f7dc5b31f58a

SHA512
860713b4a787c2189ed12a47d4b68b60ac00c7a253cae52dd4eb9276dacafeae3a81906b6d0742c8ecfdfaa255777c445beb7c2a532f3c677a9903237ac97596

Download Submit
C:\Users\Admin\AppData\Local\Temp\server.exe

Filesize
45KB

MD5
6079b2fccc047c315bd3a2d69fcd2a60

SHA1
a81539df25997e19fe911b885eea26a69784731a

SHA256
73faacbd90f740cd6efe93cfa92c47b23beb7679a43d2dcbad4a435d84cd270b

SHA512
ce502ee386f0eebba33b1dc8de83ce3f0dad23d1a6788969ad902fc6629767600293cb9435ffee5743ef7f0f6752bf024af7996e745d0c44dd7163ce4389984b

Download Submit
memory/1260-9-0x0000000074D30000-0x00000000752E1000-memory.dmp

Filesize
5.7MB

Download
memory/1260-1-0x0000000074D30000-0x00000000752E1000-memory.dmp

Filesize
5.7MB

Download
memory/1260-2-0x0000000074D30000-0x00000000752E1000-memory.dmp

Filesize
5.7MB

Download
memory/1260-3-0x0000000074D32000-0x0000000074D33000-memory.dmp

Filesize
4KB

Download
memory/1260-4-0x0000000074D30000-0x00000000752E1000-memory.dmp

Filesize
5.7MB

Download
memory/1260-0-0x0000000074D32000-0x0000000074D33000-memory.dmp

Filesize
4KB

Download
memory/1624-11-0x0000000074D30000-0x00000000752E1000-memory.dmp

Filesize
5.7MB

Download
memory/1624-10-0x0000000074D30000-0x00000000752E1000-memory.dmp

Filesize
5.7MB

Download
memory/1624-8-0x0000000074D30000-0x00000000752E1000-memory.dmp

Filesize
5.7MB

Download
memory/1624-5-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/1624-24-0x0000000074D30000-0x00000000752E1000-memory.dmp

Filesize
5.7MB

Download
memory/1772-32-0x0000000074D30000-0x00000000752E1000-memory.dmp

Filesize
5.7MB

Download
memory/1772-33-0x0000000074D30000-0x00000000752E1000-memory.dmp

Filesize
5.7MB

Download
memory/1772-34-0x0000000074D30000-0x00000000752E1000-memory.dmp

Filesize
5.7MB

Download
memory/4252-23-0x0000000074D30000-0x00000000752E1000-memory.dmp

Filesize
5.7MB

Download
memory/4252-25-0x0000000074D30000-0x00000000752E1000-memory.dmp

Filesize
5.7MB

Download
memory/4252-26-0x0000000074D30000-0x00000000752E1000-memory.dmp

Filesize
5.7MB

Download
memory/4252-31-0x0000000074D30000-0x00000000752E1000-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