njrat | fb161600a1cf6629e07bdbdcc5d4bd6afc7a30b8760b27b0ab2fb5fe40e1040d

General

Target

208e31956bf079b540ed05be0c8cbce7_JaffaCakes118.exe
Size

198KB
MD5

208e31956bf079b540ed05be0c8cbce7
SHA1

daad499e88aeab98d026c7cab8155cf3dcafcd91
SHA256

fb161600a1cf6629e07bdbdcc5d4bd6afc7a30b8760b27b0ab2fb5fe40e1040d
SHA512

710cb414e73b9a42297c303d8a65162a731dc9bbe186b31a7cf57b8263f21eab36e0ed13b23cf2dcb640269de7d1ed455e4912dc9420be8cfe131fc9314b5eab
SSDEEP

6144:94ALZAnS69l4P3olE+gmgKH0ySM4PT0P4bH/KXUWWWWWs0WWWWWWWWWuH:ruT9iPfqgKH2G4jKCwH

Score

10^/10

njrat evasion persistence 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
2696	netsh.exe

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\1547583ff1080358ebf5936fe6bfb238.exe	explorer.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\1547583ff1080358ebf5936fe6bfb238.exe	explorer.exe

Executes dropped EXE 1 IoCs

pid	Process
2600	explorer.exe

Loads dropped DLL 1 IoCs

pid	Process
996	208e31956bf079b540ed05be0c8cbce7_JaffaCakes118.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-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\Run\1547583ff1080358ebf5936fe6bfb238 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\explorer.exe\" .."	explorer.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\1547583ff1080358ebf5936fe6bfb238 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\explorer.exe\" .."	explorer.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	2600	explorer.exe
Token: 33	2600	explorer.exe
Token: SeIncBasePriorityPrivilege	2600	explorer.exe
Token: 33	2600	explorer.exe
Token: SeIncBasePriorityPrivilege	2600	explorer.exe
Token: 33	2600	explorer.exe
Token: SeIncBasePriorityPrivilege	2600	explorer.exe
Token: 33	2600	explorer.exe
Token: SeIncBasePriorityPrivilege	2600	explorer.exe
Token: 33	2600	explorer.exe
Token: SeIncBasePriorityPrivilege	2600	explorer.exe
Token: 33	2600	explorer.exe
Token: SeIncBasePriorityPrivilege	2600	explorer.exe
Token: 33	2600	explorer.exe
Token: SeIncBasePriorityPrivilege	2600	explorer.exe
Token: 33	2600	explorer.exe
Token: SeIncBasePriorityPrivilege	2600	explorer.exe
Token: 33	2600	explorer.exe
Token: SeIncBasePriorityPrivilege	2600	explorer.exe
Token: 33	2600	explorer.exe
Token: SeIncBasePriorityPrivilege	2600	explorer.exe
Token: 33	2600	explorer.exe
Token: SeIncBasePriorityPrivilege	2600	explorer.exe
Token: 33	2600	explorer.exe
Token: SeIncBasePriorityPrivilege	2600	explorer.exe
Token: 33	2600	explorer.exe
Token: SeIncBasePriorityPrivilege	2600	explorer.exe
Token: 33	2600	explorer.exe
Token: SeIncBasePriorityPrivilege	2600	explorer.exe
Token: 33	2600	explorer.exe
Token: SeIncBasePriorityPrivilege	2600	explorer.exe
Token: 33	2600	explorer.exe
Token: SeIncBasePriorityPrivilege	2600	explorer.exe
Token: 33	2600	explorer.exe
Token: SeIncBasePriorityPrivilege	2600	explorer.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 996 wrote to memory of 2600	996	208e31956bf079b540ed05be0c8cbce7_JaffaCakes118.exe	28
PID 996 wrote to memory of 2600	996	208e31956bf079b540ed05be0c8cbce7_JaffaCakes118.exe	28
PID 996 wrote to memory of 2600	996	208e31956bf079b540ed05be0c8cbce7_JaffaCakes118.exe	28
PID 996 wrote to memory of 2600	996	208e31956bf079b540ed05be0c8cbce7_JaffaCakes118.exe	28
PID 2600 wrote to memory of 2696	2600	explorer.exe	29
PID 2600 wrote to memory of 2696	2600	explorer.exe	29
PID 2600 wrote to memory of 2696	2600	explorer.exe	29
PID 2600 wrote to memory of 2696	2600	explorer.exe	29

C:\Users\Admin\AppData\Local\Temp\208e31956bf079b540ed05be0c8cbce7_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\208e31956bf079b540ed05be0c8cbce7_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:996
- C:\Users\Admin\AppData\Local\Temp\explorer.exe
  "C:\Users\Admin\AppData\Local\Temp\explorer.exe"
  2⤵
  - Drops startup file
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2600
- - C:\Windows\SysWOW64\netsh.exe
    netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\explorer.exe" "explorer.exe" ENABLE
    3⤵
    - Modifies Windows Firewall
    PID:2696

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

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

Defense Evasion

Impair Defenses

1

T1562

Disable or Modify System Firewall

Modify Registry

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

\Users\Admin\AppData\Local\Temp\explorer.exe

Filesize
198KB

MD5
208e31956bf079b540ed05be0c8cbce7

SHA1
daad499e88aeab98d026c7cab8155cf3dcafcd91

SHA256
fb161600a1cf6629e07bdbdcc5d4bd6afc7a30b8760b27b0ab2fb5fe40e1040d

SHA512
710cb414e73b9a42297c303d8a65162a731dc9bbe186b31a7cf57b8263f21eab36e0ed13b23cf2dcb640269de7d1ed455e4912dc9420be8cfe131fc9314b5eab

Download Submit
memory/996-0-0x0000000074611000-0x0000000074612000-memory.dmp

Filesize
4KB

Download
memory/996-1-0x0000000074610000-0x0000000074BBB000-memory.dmp

Filesize
5.7MB

Download
memory/996-2-0x0000000074610000-0x0000000074BBB000-memory.dmp

Filesize
5.7MB

Download
memory/996-3-0x0000000074610000-0x0000000074BBB000-memory.dmp

Filesize
5.7MB

Download
memory/996-4-0x0000000074610000-0x0000000074BBB000-memory.dmp

Filesize
5.7MB

Download
memory/996-12-0x0000000074610000-0x0000000074BBB000-memory.dmp

Filesize
5.7MB

Download
memory/2600-13-0x0000000074610000-0x0000000074BBB000-memory.dmp

Filesize
5.7MB

Download
memory/2600-14-0x0000000074610000-0x0000000074BBB000-memory.dmp

Filesize
5.7MB

Download
memory/2600-15-0x0000000074610000-0x0000000074BBB000-memory.dmp

Filesize
5.7MB

Download
memory/2600-17-0x0000000074610000-0x0000000074BBB000-memory.dmp

Filesize
5.7MB

Download
memory/2600-18-0x0000000074610000-0x0000000074BBB000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads