njrat | 59b5e11f75751ce321671ed65883c1d67cf4736bb07f43000215afd3a2def406

Analysis

max time kernel
210s
max time network
30s
platform
windows7_x64
resource
win7-20230621-en
resource tags

arch:x64arch:x86image:win7-20230621-enlocale:en-usos:windows7-x64system
submitted
29/06/2023, 21:30 UTC

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General

Target

drweb.exe
Size

151KB
MD5

db5fa6ff80870f8041e0b31b00c43575
SHA1

aa22dd900a62ce990080bd848567ba8239c397dc
SHA256

59b5e11f75751ce321671ed65883c1d67cf4736bb07f43000215afd3a2def406
SHA512

92bc1cfe2319055e93e8aa3ba647ffcdc4a1baea166871a9b8b09a0400273b719eed169f031a47166f9383d0022459f6d99229eddd7779f02768d70cfa10a0f7
SSDEEP

3072:0Oj3YL2p+yJgNAjVd1nut+uV2mTVDjFwkWl176jZ1hCagdgvPW:L3YLfOVdRQ/vqkg1gEagdgH

Score

10^/10

njrat hacked evasion trojan

Malware Config

Extracted

Family

njrat

Version

im523

Botnet

HacKed

127.0.0.1:5552

Mutex

08022291fe871213f172041da3b6ef33

Attributes

reg_key
08022291fe871213f172041da3b6ef33
splitter
|'|'|

Signatures

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

Modifies Windows Firewall 1 TTPs 1 IoCs

evasion

Modify Existing Service

T1031

pid	Process
2036	netsh.exe

Executes dropped EXE 1 IoCs

pid	Process
2032	bootlog.exe

Loads dropped DLL 1 IoCs

pid	Process
2028	drweb.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2032	bootlog.exe
2032	bootlog.exe
2032	bootlog.exe
2032	bootlog.exe
2032	bootlog.exe
2032	bootlog.exe
2032	bootlog.exe
2032	bootlog.exe
2032	bootlog.exe
2032	bootlog.exe
2032	bootlog.exe
2032	bootlog.exe
2032	bootlog.exe
2032	bootlog.exe
2032	bootlog.exe
2032	bootlog.exe
2032	bootlog.exe
2032	bootlog.exe
2032	bootlog.exe
2032	bootlog.exe
2032	bootlog.exe
2032	bootlog.exe
2032	bootlog.exe
2032	bootlog.exe
2032	bootlog.exe
2032	bootlog.exe
2032	bootlog.exe
2032	bootlog.exe
2032	bootlog.exe
2032	bootlog.exe
2032	bootlog.exe
2032	bootlog.exe
2032	bootlog.exe
2032	bootlog.exe
2032	bootlog.exe
2032	bootlog.exe
2032	bootlog.exe
2032	bootlog.exe
2032	bootlog.exe
2032	bootlog.exe
2032	bootlog.exe
2032	bootlog.exe
2032	bootlog.exe
2032	bootlog.exe
2032	bootlog.exe
2032	bootlog.exe
2032	bootlog.exe
2032	bootlog.exe
2032	bootlog.exe
2032	bootlog.exe
2032	bootlog.exe
2032	bootlog.exe
2032	bootlog.exe
2032	bootlog.exe
2032	bootlog.exe
2032	bootlog.exe
2032	bootlog.exe
2032	bootlog.exe
2032	bootlog.exe
2032	bootlog.exe
2032	bootlog.exe
2032	bootlog.exe
2032	bootlog.exe
2032	bootlog.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2032	bootlog.exe

Suspicious use of AdjustPrivilegeToken 35 IoCs

description	pid	Process
Token: SeDebugPrivilege	2032	bootlog.exe
Token: 33	1524	AUDIODG.EXE
Token: SeIncBasePriorityPrivilege	1524	AUDIODG.EXE
Token: 33	1524	AUDIODG.EXE
Token: SeIncBasePriorityPrivilege	1524	AUDIODG.EXE
Token: 33	2032	bootlog.exe
Token: SeIncBasePriorityPrivilege	2032	bootlog.exe
Token: 33	2032	bootlog.exe
Token: SeIncBasePriorityPrivilege	2032	bootlog.exe
Token: 33	2032	bootlog.exe
Token: SeIncBasePriorityPrivilege	2032	bootlog.exe
Token: 33	2032	bootlog.exe
Token: SeIncBasePriorityPrivilege	2032	bootlog.exe
Token: 33	2032	bootlog.exe
Token: SeIncBasePriorityPrivilege	2032	bootlog.exe
Token: 33	2032	bootlog.exe
Token: SeIncBasePriorityPrivilege	2032	bootlog.exe
Token: 33	2032	bootlog.exe
Token: SeIncBasePriorityPrivilege	2032	bootlog.exe
Token: 33	2032	bootlog.exe
Token: SeIncBasePriorityPrivilege	2032	bootlog.exe
Token: 33	2032	bootlog.exe
Token: SeIncBasePriorityPrivilege	2032	bootlog.exe
Token: 33	2032	bootlog.exe
Token: SeIncBasePriorityPrivilege	2032	bootlog.exe
Token: 33	2032	bootlog.exe
Token: SeIncBasePriorityPrivilege	2032	bootlog.exe
Token: 33	2032	bootlog.exe
Token: SeIncBasePriorityPrivilege	2032	bootlog.exe
Token: 33	2032	bootlog.exe
Token: SeIncBasePriorityPrivilege	2032	bootlog.exe
Token: 33	2032	bootlog.exe
Token: SeIncBasePriorityPrivilege	2032	bootlog.exe
Token: 33	2032	bootlog.exe
Token: SeIncBasePriorityPrivilege	2032	bootlog.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2028 wrote to memory of 2032	2028	drweb.exe	27
PID 2028 wrote to memory of 2032	2028	drweb.exe	27
PID 2028 wrote to memory of 2032	2028	drweb.exe	27
PID 2028 wrote to memory of 2032	2028	drweb.exe	27
PID 2032 wrote to memory of 2036	2032	bootlog.exe	28
PID 2032 wrote to memory of 2036	2032	bootlog.exe	28
PID 2032 wrote to memory of 2036	2032	bootlog.exe	28
PID 2032 wrote to memory of 2036	2032	bootlog.exe	28

C:\Users\Admin\AppData\Local\Temp\drweb.exe
"C:\Users\Admin\AppData\Local\Temp\drweb.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2028
- C:\Users\Admin\AppData\Local\Temp\bootlog.exe
  "C:\Users\Admin\AppData\Local\Temp\bootlog.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2032
- - C:\Windows\SysWOW64\netsh.exe
    netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\bootlog.exe" "bootlog.exe" ENABLE
    3⤵
    - Modifies Windows Firewall
    PID:2036

C:\Windows\explorer.exe
"C:\Windows\explorer.exe"
1⤵
PID:824

C:\Windows\system32\AUDIODG.EXE
C:\Windows\system32\AUDIODG.EXE 0x554
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1524

Network

No results found

127.0.0.1:5552

bootlog.exe
127.0.0.1:5552

bootlog.exe
127.0.0.1:5552

bootlog.exe
127.0.0.1:5552

bootlog.exe
127.0.0.1:5552

bootlog.exe
127.0.0.1:5552

bootlog.exe
127.0.0.1:5552

bootlog.exe
127.0.0.1:5552

bootlog.exe
127.0.0.1:5552

bootlog.exe
127.0.0.1:5552

bootlog.exe
127.0.0.1:5552

bootlog.exe
127.0.0.1:5552

bootlog.exe
127.0.0.1:5552

bootlog.exe
127.0.0.1:5552

bootlog.exe
127.0.0.1:5552

bootlog.exe
127.0.0.1:5552

bootlog.exe
127.0.0.1:5552

bootlog.exe
127.0.0.1:5552

bootlog.exe
127.0.0.1:5552

bootlog.exe
127.0.0.1:5552

bootlog.exe
127.0.0.1:5552

bootlog.exe
127.0.0.1:5552

bootlog.exe
127.0.0.1:5552

bootlog.exe
127.0.0.1:5552

bootlog.exe
127.0.0.1:5552

bootlog.exe
127.0.0.1:5552

bootlog.exe
127.0.0.1:5552

bootlog.exe
127.0.0.1:5552

bootlog.exe
127.0.0.1:5552

bootlog.exe
127.0.0.1:5552

bootlog.exe
127.0.0.1:5552

bootlog.exe
127.0.0.1:5552

bootlog.exe
127.0.0.1:5552

bootlog.exe
127.0.0.1:5552

bootlog.exe
127.0.0.1:5552

bootlog.exe
127.0.0.1:5552

bootlog.exe
127.0.0.1:5552

bootlog.exe
127.0.0.1:5552

bootlog.exe
127.0.0.1:5552

bootlog.exe
127.0.0.1:5552

bootlog.exe
127.0.0.1:5552

bootlog.exe
127.0.0.1:5552

bootlog.exe
127.0.0.1:5552

bootlog.exe
127.0.0.1:5552

bootlog.exe
127.0.0.1:5552

bootlog.exe
127.0.0.1:5552

bootlog.exe

No results found

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Modify Existing Service

T1031

Privilege Escalation

Defense Evasion

Credential Access

Discovery

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\bootlog.exe

Filesize
151KB

MD5
db5fa6ff80870f8041e0b31b00c43575

SHA1
aa22dd900a62ce990080bd848567ba8239c397dc

SHA256
59b5e11f75751ce321671ed65883c1d67cf4736bb07f43000215afd3a2def406

SHA512
92bc1cfe2319055e93e8aa3ba647ffcdc4a1baea166871a9b8b09a0400273b719eed169f031a47166f9383d0022459f6d99229eddd7779f02768d70cfa10a0f7

Download Submit
C:\Users\Admin\AppData\Local\Temp\bootlog.exe

Filesize
151KB

MD5
db5fa6ff80870f8041e0b31b00c43575

SHA1
aa22dd900a62ce990080bd848567ba8239c397dc

SHA256
59b5e11f75751ce321671ed65883c1d67cf4736bb07f43000215afd3a2def406

SHA512
92bc1cfe2319055e93e8aa3ba647ffcdc4a1baea166871a9b8b09a0400273b719eed169f031a47166f9383d0022459f6d99229eddd7779f02768d70cfa10a0f7

Download Submit
\Users\Admin\AppData\Local\Temp\bootlog.exe

Filesize
151KB

MD5
db5fa6ff80870f8041e0b31b00c43575

SHA1
aa22dd900a62ce990080bd848567ba8239c397dc

SHA256
59b5e11f75751ce321671ed65883c1d67cf4736bb07f43000215afd3a2def406

SHA512
92bc1cfe2319055e93e8aa3ba647ffcdc4a1baea166871a9b8b09a0400273b719eed169f031a47166f9383d0022459f6d99229eddd7779f02768d70cfa10a0f7

Download Submit
memory/2028-54-0x0000000000470000-0x00000000004B0000-memory.dmp

Filesize
256KB

Download
memory/2032-62-0x00000000001B0000-0x00000000001F0000-memory.dmp

Filesize
256KB

Download