njrat | 28f06a9f52d1f3c9d63f78aa1f20a2c61940ba43bc2a93418b6e622771fc6051

Analysis

max time kernel
149s
max time network
120s
platform
windows7_x64
resource
win7-20240215-en
resource tags

arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
submitted
05/04/2024, 17:33

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General

Target

da41f488f7ec9dcfff69d10ea1a1eb76_JaffaCakes118.exe
Size

157KB
MD5

da41f488f7ec9dcfff69d10ea1a1eb76
SHA1

2131a4593c68f4975804a27c401772d1c16326d9
SHA256

28f06a9f52d1f3c9d63f78aa1f20a2c61940ba43bc2a93418b6e622771fc6051
SHA512

cc55b3ceb141c43215b3bb5eb002218de01f89722b9e75792c005dc1d2c8004b55d52a4cbfcdb2ca076c74e2f4a5de50c42fc0b92798e39c850f4d5888408039
SSDEEP

3072:2/uqIFOmpEx7P/goN7Jd3hbXpMCCpr2Leh/1uDAmhpf+:mx7AoNNxhpMCCx2LwuDhhpf

Score

10^/10

njrat evasion trojan

Malware Config

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
1344	netsh.exe

Executes dropped EXE 1 IoCs

pid	Process
3004	WindowsServices.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\WindowsServices.exe	da41f488f7ec9dcfff69d10ea1a1eb76_JaffaCakes118.exe

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

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 35 IoCs

description	pid	Process
Token: SeDebugPrivilege	3004	WindowsServices.exe
Token: 33	3004	WindowsServices.exe
Token: SeIncBasePriorityPrivilege	3004	WindowsServices.exe
Token: 33	3004	WindowsServices.exe
Token: SeIncBasePriorityPrivilege	3004	WindowsServices.exe
Token: 33	3004	WindowsServices.exe
Token: SeIncBasePriorityPrivilege	3004	WindowsServices.exe
Token: 33	3004	WindowsServices.exe
Token: SeIncBasePriorityPrivilege	3004	WindowsServices.exe
Token: 33	3004	WindowsServices.exe
Token: SeIncBasePriorityPrivilege	3004	WindowsServices.exe
Token: 33	3004	WindowsServices.exe
Token: SeIncBasePriorityPrivilege	3004	WindowsServices.exe
Token: 33	3004	WindowsServices.exe
Token: SeIncBasePriorityPrivilege	3004	WindowsServices.exe
Token: 33	3004	WindowsServices.exe
Token: SeIncBasePriorityPrivilege	3004	WindowsServices.exe
Token: 33	3004	WindowsServices.exe
Token: SeIncBasePriorityPrivilege	3004	WindowsServices.exe
Token: 33	3004	WindowsServices.exe
Token: SeIncBasePriorityPrivilege	3004	WindowsServices.exe
Token: 33	3004	WindowsServices.exe
Token: SeIncBasePriorityPrivilege	3004	WindowsServices.exe
Token: 33	3004	WindowsServices.exe
Token: SeIncBasePriorityPrivilege	3004	WindowsServices.exe
Token: 33	3004	WindowsServices.exe
Token: SeIncBasePriorityPrivilege	3004	WindowsServices.exe
Token: 33	3004	WindowsServices.exe
Token: SeIncBasePriorityPrivilege	3004	WindowsServices.exe
Token: 33	3004	WindowsServices.exe
Token: SeIncBasePriorityPrivilege	3004	WindowsServices.exe
Token: 33	3004	WindowsServices.exe
Token: SeIncBasePriorityPrivilege	3004	WindowsServices.exe
Token: 33	3004	WindowsServices.exe
Token: SeIncBasePriorityPrivilege	3004	WindowsServices.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1664 wrote to memory of 3004	1664	da41f488f7ec9dcfff69d10ea1a1eb76_JaffaCakes118.exe	28
PID 1664 wrote to memory of 3004	1664	da41f488f7ec9dcfff69d10ea1a1eb76_JaffaCakes118.exe	28
PID 1664 wrote to memory of 3004	1664	da41f488f7ec9dcfff69d10ea1a1eb76_JaffaCakes118.exe	28
PID 1664 wrote to memory of 3004	1664	da41f488f7ec9dcfff69d10ea1a1eb76_JaffaCakes118.exe	28
PID 3004 wrote to memory of 1344	3004	WindowsServices.exe	29
PID 3004 wrote to memory of 1344	3004	WindowsServices.exe	29
PID 3004 wrote to memory of 1344	3004	WindowsServices.exe	29
PID 3004 wrote to memory of 1344	3004	WindowsServices.exe	29

C:\Users\Admin\AppData\Local\Temp\da41f488f7ec9dcfff69d10ea1a1eb76_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\da41f488f7ec9dcfff69d10ea1a1eb76_JaffaCakes118.exe"
1⤵
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:1664
- C:\Windows\WindowsServices.exe
  "C:\Windows\WindowsServices.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3004
- - C:\Windows\SysWOW64\netsh.exe
    netsh firewall add allowedprogram "C:\Windows\WindowsServices.exe" "WindowsServices.exe" ENABLE
    3⤵
    - Modifies Windows Firewall
    PID:1344

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Create or Modify System Process

T1543

Windows Service

T1543.003

Privilege Escalation

Create or Modify System Process

T1543

Windows Service

T1543.003

Defense Evasion

Impair Defenses

T1562

Disable or Modify System Firewall

T1562.004

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\WindowsServices.exe

Filesize
157KB

MD5
da41f488f7ec9dcfff69d10ea1a1eb76

SHA1
2131a4593c68f4975804a27c401772d1c16326d9

SHA256
28f06a9f52d1f3c9d63f78aa1f20a2c61940ba43bc2a93418b6e622771fc6051

SHA512
cc55b3ceb141c43215b3bb5eb002218de01f89722b9e75792c005dc1d2c8004b55d52a4cbfcdb2ca076c74e2f4a5de50c42fc0b92798e39c850f4d5888408039

Download Submit
memory/1664-0-0x0000000074810000-0x0000000074DBB000-memory.dmp

Filesize
5.7MB

Download
memory/1664-1-0x0000000001CF0000-0x0000000001D30000-memory.dmp

Filesize
256KB

Download
memory/1664-2-0x0000000074810000-0x0000000074DBB000-memory.dmp

Filesize
5.7MB

Download
memory/1664-10-0x0000000074810000-0x0000000074DBB000-memory.dmp

Filesize
5.7MB

Download
memory/3004-11-0x0000000001F30000-0x0000000001F70000-memory.dmp

Filesize
256KB

Download
memory/3004-9-0x0000000074810000-0x0000000074DBB000-memory.dmp

Filesize
5.7MB

Download
memory/3004-12-0x0000000074810000-0x0000000074DBB000-memory.dmp

Filesize
5.7MB

Download
memory/3004-13-0x0000000074810000-0x0000000074DBB000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads