njrat | aebe14fe1dfbd89848f51831dc53f2e0df55908783959b57eec070c2a1ddc98c

General

Target

aebe14fe1dfbd89848f51831dc53f2e0df55908783959b57eec070c2a1ddc98c.exe
Size

383KB
MD5

ee67fdd8f9b5dffe1d0d123caf3032f7
SHA1

a8adc23fae4182ec697f0bf313e5f6a35a7fb938
SHA256

aebe14fe1dfbd89848f51831dc53f2e0df55908783959b57eec070c2a1ddc98c
SHA512

0b72f4eaec920a45672ec3463075adc9f92fcfb694694362fbdfb807b9e4af2222a06ac8c472ea5449e8d154b2e739f0e1867986236614336cd0b2351123a391
SSDEEP

6144:lvLnQs/GKl8uHsdcPZBKsthXOb5klzPYbT9l4:MUBRXOb5klzPYbT9l

Score

10^/10

njrat evasion persistence trojan

Malware Config

Signatures

njRAT/Bladabindi
Widely used RAT written in .NET.
trojan njrat
Executes dropped EXE 1 IoCs

Processes:

Adobe Flash Player.exe

pid process

4572 Adobe Flash Player.exe
Modifies Windows Firewall 1 TTPs 1 IoCs
evasion

Modify Existing Service
T1031

Processes:

netsh.exe

pid process

3172 netsh.exe

pid	process
4572	Adobe Flash Player.exe

pid	process
3172	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

Processes:

aebe14fe1dfbd89848f51831dc53f2e0df55908783959b57eec070c2a1ddc98c.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation	aebe14fe1dfbd89848f51831dc53f2e0df55908783959b57eec070c2a1ddc98c.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

Adobe Flash Player.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\a07a91777010474116d458fa1d4f8230 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Adobe Flash Player.exe\" .."	Adobe Flash Player.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\a07a91777010474116d458fa1d4f8230 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Adobe Flash Player.exe\" .."	Adobe Flash Player.exe

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

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 29 IoCs

Processes:

Adobe Flash Player.exe

description	pid	process
Token: SeDebugPrivilege	4572	Adobe Flash Player.exe
Token: 33	4572	Adobe Flash Player.exe
Token: SeIncBasePriorityPrivilege	4572	Adobe Flash Player.exe
Token: 33	4572	Adobe Flash Player.exe
Token: SeIncBasePriorityPrivilege	4572	Adobe Flash Player.exe
Token: 33	4572	Adobe Flash Player.exe
Token: SeIncBasePriorityPrivilege	4572	Adobe Flash Player.exe
Token: 33	4572	Adobe Flash Player.exe
Token: SeIncBasePriorityPrivilege	4572	Adobe Flash Player.exe
Token: 33	4572	Adobe Flash Player.exe
Token: SeIncBasePriorityPrivilege	4572	Adobe Flash Player.exe
Token: 33	4572	Adobe Flash Player.exe
Token: SeIncBasePriorityPrivilege	4572	Adobe Flash Player.exe
Token: 33	4572	Adobe Flash Player.exe
Token: SeIncBasePriorityPrivilege	4572	Adobe Flash Player.exe
Token: 33	4572	Adobe Flash Player.exe
Token: SeIncBasePriorityPrivilege	4572	Adobe Flash Player.exe
Token: 33	4572	Adobe Flash Player.exe
Token: SeIncBasePriorityPrivilege	4572	Adobe Flash Player.exe
Token: 33	4572	Adobe Flash Player.exe
Token: SeIncBasePriorityPrivilege	4572	Adobe Flash Player.exe
Token: 33	4572	Adobe Flash Player.exe
Token: SeIncBasePriorityPrivilege	4572	Adobe Flash Player.exe
Token: 33	4572	Adobe Flash Player.exe
Token: SeIncBasePriorityPrivilege	4572	Adobe Flash Player.exe
Token: 33	4572	Adobe Flash Player.exe
Token: SeIncBasePriorityPrivilege	4572	Adobe Flash Player.exe
Token: 33	4572	Adobe Flash Player.exe
Token: SeIncBasePriorityPrivilege	4572	Adobe Flash Player.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

aebe14fe1dfbd89848f51831dc53f2e0df55908783959b57eec070c2a1ddc98c.exeAdobe Flash Player.exe

description	pid	process	target process
PID 4696 wrote to memory of 4572	4696	aebe14fe1dfbd89848f51831dc53f2e0df55908783959b57eec070c2a1ddc98c.exe	Adobe Flash Player.exe
PID 4696 wrote to memory of 4572	4696	aebe14fe1dfbd89848f51831dc53f2e0df55908783959b57eec070c2a1ddc98c.exe	Adobe Flash Player.exe
PID 4696 wrote to memory of 4572	4696	aebe14fe1dfbd89848f51831dc53f2e0df55908783959b57eec070c2a1ddc98c.exe	Adobe Flash Player.exe
PID 4572 wrote to memory of 3172	4572	Adobe Flash Player.exe	netsh.exe
PID 4572 wrote to memory of 3172	4572	Adobe Flash Player.exe	netsh.exe
PID 4572 wrote to memory of 3172	4572	Adobe Flash Player.exe	netsh.exe

C:\Users\Admin\AppData\Local\Temp\aebe14fe1dfbd89848f51831dc53f2e0df55908783959b57eec070c2a1ddc98c.exe
"C:\Users\Admin\AppData\Local\Temp\aebe14fe1dfbd89848f51831dc53f2e0df55908783959b57eec070c2a1ddc98c.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4696
- C:\Users\Admin\AppData\Local\Temp\Adobe Flash Player.exe
  "C:\Users\Admin\AppData\Local\Temp\Adobe Flash Player.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4572
- - C:\Windows\SysWOW64\netsh.exe
    netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\Adobe Flash Player.exe" "Adobe Flash Player.exe" ENABLE
    3⤵
    - Modifies Windows Firewall
    PID:3172

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Modify Existing Service

1

T1031

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\Adobe Flash Player.exe

Filesize
383KB

MD5
ee67fdd8f9b5dffe1d0d123caf3032f7

SHA1
a8adc23fae4182ec697f0bf313e5f6a35a7fb938

SHA256
aebe14fe1dfbd89848f51831dc53f2e0df55908783959b57eec070c2a1ddc98c

SHA512
0b72f4eaec920a45672ec3463075adc9f92fcfb694694362fbdfb807b9e4af2222a06ac8c472ea5449e8d154b2e739f0e1867986236614336cd0b2351123a391

Download Submit
C:\Users\Admin\AppData\Local\Temp\Adobe Flash Player.exe

Filesize
383KB

MD5
ee67fdd8f9b5dffe1d0d123caf3032f7

SHA1
a8adc23fae4182ec697f0bf313e5f6a35a7fb938

SHA256
aebe14fe1dfbd89848f51831dc53f2e0df55908783959b57eec070c2a1ddc98c

SHA512
0b72f4eaec920a45672ec3463075adc9f92fcfb694694362fbdfb807b9e4af2222a06ac8c472ea5449e8d154b2e739f0e1867986236614336cd0b2351123a391

Download Submit
memory/3172-139-0x0000000000000000-mapping.dmp

Download
memory/4572-134-0x0000000000000000-mapping.dmp

Download
memory/4572-138-0x0000000074B90000-0x0000000075141000-memory.dmp

Filesize
5.7MB

Download
memory/4572-140-0x0000000074B90000-0x0000000075141000-memory.dmp

Filesize
5.7MB

Download
memory/4696-132-0x0000000074B90000-0x0000000075141000-memory.dmp

Filesize
5.7MB

Download
memory/4696-133-0x0000000074B90000-0x0000000075141000-memory.dmp

Filesize
5.7MB

Download
memory/4696-137-0x0000000074B90000-0x0000000075141000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads