njrat | 3e55ae393b491a130a5e30e384a1169a4e14d99aa9331843454bbfde0ffa470f

Analysis

max time kernel
150s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240611-en
resource tags

arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
submitted
16/06/2024, 04:23

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General

Target

b1b4b125e4ad60e6302928016a7a78fb_JaffaCakes118.exe
Size

23KB
MD5

b1b4b125e4ad60e6302928016a7a78fb
SHA1

4a3a7e9eb12ec0dae41f588f2e3672010b76c5dc
SHA256

3e55ae393b491a130a5e30e384a1169a4e14d99aa9331843454bbfde0ffa470f
SHA512

3597931d1936074af803250c969ddb6127429cf49652f494bac430302a0c9b440aacf89b54d6fd45ecb0707561a5721d78b5c76ac17c5012de750c222dcdb626
SSDEEP

384:RYaZYC9tSBn6t3emiO060gDVQ6HghQSFJ7tmRvR6JZlbw8hqIusZzZnw:tY+q/mlHPRpcnuT

Score

10^/10

njrat trojan

Malware Config

Signatures

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

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-1-5-21-2080292272-204036150-2159171770-1000\Control Panel\International\Geo\Nation	b1b4b125e4ad60e6302928016a7a78fb_JaffaCakes118.exe

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\be63db5aab751ce38c3932816d79a30d.exe	Steam.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\be63db5aab751ce38c3932816d79a30d.exe	Steam.exe

Executes dropped EXE 1 IoCs

pid	Process
2164	Steam.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	2164	Steam.exe
Token: 33	2164	Steam.exe
Token: SeIncBasePriorityPrivilege	2164	Steam.exe
Token: 33	2164	Steam.exe
Token: SeIncBasePriorityPrivilege	2164	Steam.exe
Token: 33	2164	Steam.exe
Token: SeIncBasePriorityPrivilege	2164	Steam.exe
Token: 33	2164	Steam.exe
Token: SeIncBasePriorityPrivilege	2164	Steam.exe
Token: 33	2164	Steam.exe
Token: SeIncBasePriorityPrivilege	2164	Steam.exe
Token: 33	2164	Steam.exe
Token: SeIncBasePriorityPrivilege	2164	Steam.exe
Token: 33	2164	Steam.exe
Token: SeIncBasePriorityPrivilege	2164	Steam.exe
Token: 33	2164	Steam.exe
Token: SeIncBasePriorityPrivilege	2164	Steam.exe
Token: 33	2164	Steam.exe
Token: SeIncBasePriorityPrivilege	2164	Steam.exe
Token: 33	2164	Steam.exe
Token: SeIncBasePriorityPrivilege	2164	Steam.exe
Token: 33	2164	Steam.exe
Token: SeIncBasePriorityPrivilege	2164	Steam.exe
Token: 33	2164	Steam.exe
Token: SeIncBasePriorityPrivilege	2164	Steam.exe
Token: 33	2164	Steam.exe
Token: SeIncBasePriorityPrivilege	2164	Steam.exe
Token: 33	2164	Steam.exe
Token: SeIncBasePriorityPrivilege	2164	Steam.exe
Token: 33	2164	Steam.exe
Token: SeIncBasePriorityPrivilege	2164	Steam.exe
Token: 33	2164	Steam.exe
Token: SeIncBasePriorityPrivilege	2164	Steam.exe
Token: 33	2164	Steam.exe
Token: SeIncBasePriorityPrivilege	2164	Steam.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 624 wrote to memory of 2164	624	b1b4b125e4ad60e6302928016a7a78fb_JaffaCakes118.exe	84
PID 624 wrote to memory of 2164	624	b1b4b125e4ad60e6302928016a7a78fb_JaffaCakes118.exe	84
PID 624 wrote to memory of 2164	624	b1b4b125e4ad60e6302928016a7a78fb_JaffaCakes118.exe	84

C:\Users\Admin\AppData\Local\Temp\b1b4b125e4ad60e6302928016a7a78fb_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\b1b4b125e4ad60e6302928016a7a78fb_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:624
- C:\Users\Admin\AppData\Local\Temp\Steam.exe
  "C:\Users\Admin\AppData\Local\Temp\Steam.exe"
  2⤵
  - Drops startup file
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  PID:2164

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\Steam.exe

Filesize
23KB

MD5
b1b4b125e4ad60e6302928016a7a78fb

SHA1
4a3a7e9eb12ec0dae41f588f2e3672010b76c5dc

SHA256
3e55ae393b491a130a5e30e384a1169a4e14d99aa9331843454bbfde0ffa470f

SHA512
3597931d1936074af803250c969ddb6127429cf49652f494bac430302a0c9b440aacf89b54d6fd45ecb0707561a5721d78b5c76ac17c5012de750c222dcdb626

Download Submit
memory/624-0-0x0000000074642000-0x0000000074643000-memory.dmp

Filesize
4KB

Download
memory/624-1-0x0000000074640000-0x0000000074BF1000-memory.dmp

Filesize
5.7MB

Download
memory/624-2-0x0000000074640000-0x0000000074BF1000-memory.dmp

Filesize
5.7MB

Download
memory/624-12-0x0000000074640000-0x0000000074BF1000-memory.dmp

Filesize
5.7MB

Download
memory/2164-13-0x0000000074640000-0x0000000074BF1000-memory.dmp

Filesize
5.7MB

Download
memory/2164-14-0x0000000074640000-0x0000000074BF1000-memory.dmp

Filesize
5.7MB

Download
memory/2164-16-0x0000000074640000-0x0000000074BF1000-memory.dmp

Filesize
5.7MB

Download