njrat | 2c99e49bee02b3833e3261074d7bea04f693b96d3598a1792a0e40640bd61300

General

Target

2c99e49bee02b3833e3261074d7bea04f693b96d3598a1792a0e40640bd61300.exe
Size

37KB
MD5

a85447229532856b5447ddcadf0d99b9
SHA1

c24b5c23db289cdddbcde67111b1264928a1be2c
SHA256

2c99e49bee02b3833e3261074d7bea04f693b96d3598a1792a0e40640bd61300
SHA512

824b3dcf0e76dd77d0b76602a98d227275861e5505b5bac6d4128d43209d424d87ad484b1058b14dc9fb0d657c0f74190c0ae60e544188e38e58a394308e652d

Score

10^/10

njrat hacked evasion trojan

Malware Config

Extracted

Family

njrat

Version

im523

Botnet

HacKed

C2

svalkabomja333.hopto.org:1978

Mutex

ebdf784e4c631a8b558a06107e351925

Attributes

reg_key
ebdf784e4c631a8b558a06107e351925
splitter
|'|'|

Signatures

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

Processes:

java.exe

pid process

984 java.exe
Modifies Windows Firewall 1 TTPs
evasion

Modify Existing Service
T1031
Loads dropped DLL 1 IoCs

Processes:

2c99e49bee02b3833e3261074d7bea04f693b96d3598a1792a0e40640bd61300.exe

pid process

1012 2c99e49bee02b3833e3261074d7bea04f693b96d3598a1792a0e40640bd61300.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

pid	process
984	java.exe

pid	process
1012	2c99e49bee02b3833e3261074d7bea04f693b96d3598a1792a0e40640bd61300.exe

Suspicious use of AdjustPrivilegeToken 19 IoCs

Processes:

java.exe

description	pid	process
Token: SeDebugPrivilege	984	java.exe
Token: 33	984	java.exe
Token: SeIncBasePriorityPrivilege	984	java.exe
Token: 33	984	java.exe
Token: SeIncBasePriorityPrivilege	984	java.exe
Token: 33	984	java.exe
Token: SeIncBasePriorityPrivilege	984	java.exe
Token: 33	984	java.exe
Token: SeIncBasePriorityPrivilege	984	java.exe
Token: 33	984	java.exe
Token: SeIncBasePriorityPrivilege	984	java.exe
Token: 33	984	java.exe
Token: SeIncBasePriorityPrivilege	984	java.exe
Token: 33	984	java.exe
Token: SeIncBasePriorityPrivilege	984	java.exe
Token: 33	984	java.exe
Token: SeIncBasePriorityPrivilege	984	java.exe
Token: 33	984	java.exe
Token: SeIncBasePriorityPrivilege	984	java.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

2c99e49bee02b3833e3261074d7bea04f693b96d3598a1792a0e40640bd61300.exejava.exe

description	pid	process	target process
PID 1012 wrote to memory of 984	1012	2c99e49bee02b3833e3261074d7bea04f693b96d3598a1792a0e40640bd61300.exe	java.exe
PID 1012 wrote to memory of 984	1012	2c99e49bee02b3833e3261074d7bea04f693b96d3598a1792a0e40640bd61300.exe	java.exe
PID 1012 wrote to memory of 984	1012	2c99e49bee02b3833e3261074d7bea04f693b96d3598a1792a0e40640bd61300.exe	java.exe
PID 1012 wrote to memory of 984	1012	2c99e49bee02b3833e3261074d7bea04f693b96d3598a1792a0e40640bd61300.exe	java.exe
PID 1012 wrote to memory of 984	1012	2c99e49bee02b3833e3261074d7bea04f693b96d3598a1792a0e40640bd61300.exe	java.exe
PID 1012 wrote to memory of 984	1012	2c99e49bee02b3833e3261074d7bea04f693b96d3598a1792a0e40640bd61300.exe	java.exe
PID 1012 wrote to memory of 984	1012	2c99e49bee02b3833e3261074d7bea04f693b96d3598a1792a0e40640bd61300.exe	java.exe
PID 984 wrote to memory of 2040	984	java.exe	netsh.exe
PID 984 wrote to memory of 2040	984	java.exe	netsh.exe
PID 984 wrote to memory of 2040	984	java.exe	netsh.exe
PID 984 wrote to memory of 2040	984	java.exe	netsh.exe

C:\Users\Admin\AppData\Local\Temp\2c99e49bee02b3833e3261074d7bea04f693b96d3598a1792a0e40640bd61300.exe
"C:\Users\Admin\AppData\Local\Temp\2c99e49bee02b3833e3261074d7bea04f693b96d3598a1792a0e40640bd61300.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1012

C:\Users\Admin\AppData\Local\Temp\java.exe
"C:\Users\Admin\AppData\Local\Temp\java.exe"
2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:984

C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\java.exe" "java.exe" ENABLE
3⤵
PID:2040

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Modify Existing Service

1

T1031

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\java.exe
Filesize
37KB

MD5
a85447229532856b5447ddcadf0d99b9

SHA1
c24b5c23db289cdddbcde67111b1264928a1be2c

SHA256
2c99e49bee02b3833e3261074d7bea04f693b96d3598a1792a0e40640bd61300

SHA512
824b3dcf0e76dd77d0b76602a98d227275861e5505b5bac6d4128d43209d424d87ad484b1058b14dc9fb0d657c0f74190c0ae60e544188e38e58a394308e652d

Download Submit
C:\Users\Admin\AppData\Local\Temp\java.exe
Filesize
37KB

MD5
a85447229532856b5447ddcadf0d99b9

SHA1
c24b5c23db289cdddbcde67111b1264928a1be2c

SHA256
2c99e49bee02b3833e3261074d7bea04f693b96d3598a1792a0e40640bd61300

SHA512
824b3dcf0e76dd77d0b76602a98d227275861e5505b5bac6d4128d43209d424d87ad484b1058b14dc9fb0d657c0f74190c0ae60e544188e38e58a394308e652d

Download Submit
\Users\Admin\AppData\Local\Temp\java.exe
Filesize
37KB

MD5
a85447229532856b5447ddcadf0d99b9

SHA1
c24b5c23db289cdddbcde67111b1264928a1be2c

SHA256
2c99e49bee02b3833e3261074d7bea04f693b96d3598a1792a0e40640bd61300

SHA512
824b3dcf0e76dd77d0b76602a98d227275861e5505b5bac6d4128d43209d424d87ad484b1058b14dc9fb0d657c0f74190c0ae60e544188e38e58a394308e652d

Download Submit
memory/984-57-0x0000000000000000-mapping.dmp

Download
memory/984-61-0x0000000075000000-0x00000000755AB000-memory.dmp

Filesize
5.7MB

Download
memory/1012-54-0x0000000076851000-0x0000000076853000-memory.dmp

Filesize
8KB

Download
memory/1012-55-0x0000000075000000-0x00000000755AB000-memory.dmp

Filesize
5.7MB

Download
memory/2040-62-0x0000000000000000-mapping.dmp

Download

Analysis

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