njrat | 3889cd880910601d232b14bdd2aaeeb2dd8ae34def20d21596cfe1672ce1460e

General

Target

3889cd880910601d232b14bdd2aaeeb2dd8ae34def20d21596cfe1672ce1460e.exe
Size

23KB
MD5

fb2ef83744c438c6e1bf6472096d3dbd
SHA1

0192d529d57717c136af2eea212184136f95dad7
SHA256

3889cd880910601d232b14bdd2aaeeb2dd8ae34def20d21596cfe1672ce1460e
SHA512

ecb8cc79c33264fdc369aa9d4ec23067376ae41e79d0c440d1d6afd6d6678f692edfba582fbba3e759fe3eb3549d7df7698541e3b3c2473ae25ae21b1152bd28
SSDEEP

384:/cqbCK0l4h7o9SVyDGvENuh46/gJkOmMSW38mRvR6JZlbw8hqIusZzZfa:k30py6vhxaRpcnuh

Score

10^/10

njrat 1 evasion persistence trojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

1

C2

zazagamer.no-ip.biz:5552

Mutex

129a19d259ac53b5bd4415bbb9a6da02

Attributes

reg_key
129a19d259ac53b5bd4415bbb9a6da02
splitter
|'|'|

Signatures

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

Processes:

2.exe

pid process

952 2.exe
Modifies Windows Firewall 1 TTPs 1 IoCs
evasion

Modify Existing Service
T1031

Processes:

netsh.exe

pid process

1416 netsh.exe
Loads dropped DLL 1 IoCs

Processes:

3889cd880910601d232b14bdd2aaeeb2dd8ae34def20d21596cfe1672ce1460e.exe

pid process

604 3889cd880910601d232b14bdd2aaeeb2dd8ae34def20d21596cfe1672ce1460e.exe

pid	process
952	2.exe

pid	process
1416	netsh.exe

pid	process
604	3889cd880910601d232b14bdd2aaeeb2dd8ae34def20d21596cfe1672ce1460e.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

2.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\129a19d259ac53b5bd4415bbb9a6da02 = "\"C:\\Users\\Admin\\AppData\\Roaming\\2.exe\" .."	2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\129a19d259ac53b5bd4415bbb9a6da02 = "\"C:\\Users\\Admin\\AppData\\Roaming\\2.exe\" .."	2.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 15 IoCs

Processes:

2.exe

description	pid	process
Token: SeDebugPrivilege	952	2.exe
Token: 33	952	2.exe
Token: SeIncBasePriorityPrivilege	952	2.exe
Token: 33	952	2.exe
Token: SeIncBasePriorityPrivilege	952	2.exe
Token: 33	952	2.exe
Token: SeIncBasePriorityPrivilege	952	2.exe
Token: 33	952	2.exe
Token: SeIncBasePriorityPrivilege	952	2.exe
Token: 33	952	2.exe
Token: SeIncBasePriorityPrivilege	952	2.exe
Token: 33	952	2.exe
Token: SeIncBasePriorityPrivilege	952	2.exe
Token: 33	952	2.exe
Token: SeIncBasePriorityPrivilege	952	2.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

3889cd880910601d232b14bdd2aaeeb2dd8ae34def20d21596cfe1672ce1460e.exe2.exe

description	pid	process	target process
PID 604 wrote to memory of 952	604	3889cd880910601d232b14bdd2aaeeb2dd8ae34def20d21596cfe1672ce1460e.exe	2.exe
PID 604 wrote to memory of 952	604	3889cd880910601d232b14bdd2aaeeb2dd8ae34def20d21596cfe1672ce1460e.exe	2.exe
PID 604 wrote to memory of 952	604	3889cd880910601d232b14bdd2aaeeb2dd8ae34def20d21596cfe1672ce1460e.exe	2.exe
PID 604 wrote to memory of 952	604	3889cd880910601d232b14bdd2aaeeb2dd8ae34def20d21596cfe1672ce1460e.exe	2.exe
PID 952 wrote to memory of 1416	952	2.exe	netsh.exe
PID 952 wrote to memory of 1416	952	2.exe	netsh.exe
PID 952 wrote to memory of 1416	952	2.exe	netsh.exe
PID 952 wrote to memory of 1416	952	2.exe	netsh.exe

C:\Users\Admin\AppData\Local\Temp\3889cd880910601d232b14bdd2aaeeb2dd8ae34def20d21596cfe1672ce1460e.exe
"C:\Users\Admin\AppData\Local\Temp\3889cd880910601d232b14bdd2aaeeb2dd8ae34def20d21596cfe1672ce1460e.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:604

C:\Users\Admin\AppData\Roaming\2.exe
"C:\Users\Admin\AppData\Roaming\2.exe"
2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:952

C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\2.exe" "2.exe" ENABLE
3⤵
- Modifies Windows Firewall
PID:1416

Network

MITRE ATT&CK Matrix ATT&CK 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

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\2.exe
Filesize
23KB

MD5
fb2ef83744c438c6e1bf6472096d3dbd

SHA1
0192d529d57717c136af2eea212184136f95dad7

SHA256
3889cd880910601d232b14bdd2aaeeb2dd8ae34def20d21596cfe1672ce1460e

SHA512
ecb8cc79c33264fdc369aa9d4ec23067376ae41e79d0c440d1d6afd6d6678f692edfba582fbba3e759fe3eb3549d7df7698541e3b3c2473ae25ae21b1152bd28

Download Submit
C:\Users\Admin\AppData\Roaming\2.exe
Filesize
23KB

MD5
fb2ef83744c438c6e1bf6472096d3dbd

SHA1
0192d529d57717c136af2eea212184136f95dad7

SHA256
3889cd880910601d232b14bdd2aaeeb2dd8ae34def20d21596cfe1672ce1460e

SHA512
ecb8cc79c33264fdc369aa9d4ec23067376ae41e79d0c440d1d6afd6d6678f692edfba582fbba3e759fe3eb3549d7df7698541e3b3c2473ae25ae21b1152bd28

Download Submit
\Users\Admin\AppData\Roaming\2.exe
Filesize
23KB

MD5
fb2ef83744c438c6e1bf6472096d3dbd

SHA1
0192d529d57717c136af2eea212184136f95dad7

SHA256
3889cd880910601d232b14bdd2aaeeb2dd8ae34def20d21596cfe1672ce1460e

SHA512
ecb8cc79c33264fdc369aa9d4ec23067376ae41e79d0c440d1d6afd6d6678f692edfba582fbba3e759fe3eb3549d7df7698541e3b3c2473ae25ae21b1152bd28

Download Submit
memory/604-54-0x0000000075F81000-0x0000000075F83000-memory.dmp

Filesize
8KB

Download
memory/604-55-0x0000000074D80000-0x000000007532B000-memory.dmp

Filesize
5.7MB

Download
memory/604-61-0x0000000074D80000-0x000000007532B000-memory.dmp

Filesize
5.7MB

Download
memory/952-57-0x0000000000000000-mapping.dmp

Download
memory/952-62-0x0000000074D80000-0x000000007532B000-memory.dmp

Filesize
5.7MB

Download
memory/952-65-0x0000000074D80000-0x000000007532B000-memory.dmp

Filesize
5.7MB

Download
memory/1416-63-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads