njrat | 983b7c21d2da6a27ce7b4cad2418feb61b509afb4c8ee7e25f49936a3f0bf940

Analysis

max time kernel
1746s
max time network
1128s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
19-08-2024 19:40

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General

Target

фист раткой.exe
Size

25KB
MD5

2d3ce34d9950c1a3ec508524828c93fa
SHA1

28a3580bd72fa2bc44cafff9544dbbe067712616
SHA256

983b7c21d2da6a27ce7b4cad2418feb61b509afb4c8ee7e25f49936a3f0bf940
SHA512

573a2c475ce285d458b8ef366f7ea9c5555079dd419ee86c5190806105478820879698edd27b81c861def1d6e11274b75b7e681691103556dac804185d6ba214
SSDEEP

768:svpxYtEjd7vY58g3StZQLQgpdv1lJ4ztX:QWEzY58sSALLXtlazx

Score

10^/10

njrat umbral fistan credential_access discovery execution persistence spyware stealer trojan

Malware Config

Extracted

Family

njrat

Version

Njrat 0.7 Golden By Hassan Amiri

Botnet

fistan

senior-feeding.gl.at.ply.gg:11937

Mutex

Windows Update

Attributes

reg_key
Windows Update
splitter
|Hassan|

Signatures

Detect Umbral payload 2 IoCs

resource	yara_rule
behavioral1/files/0x000500000001e735-26.dat	family_umbral
behavioral1/memory/4592-33-0x0000019540990000-0x00000195409D0000-memory.dmp	family_umbral

Umbral
Umbral stealer is an opensource moduler stealer written in C#.
stealer umbral
njRAT/Bladabindi
Widely used RAT written in .NET.
trojan njrat
Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

Credentials from Web Browsers
T1555.003

Command and Scripting Interpreter: PowerShell 1 TTPs 4 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
4568	powershell.exe
4472	powershell.exe
3176	powershell.exe
3792	powershell.exe

Checks computer location settings 2 TTPs 2 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-1-5-21-2392887640-1187051047-2909758433-1000\Control Panel\International\Geo\Nation	фист раткой.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\Control Panel\International\Geo\Nation	Aggregatorhost.exe

Drops startup file 2 IoCs

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

Executes dropped EXE 2 IoCs

pid	Process
1052	Aggregatorhost.exe
4592	.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Windows Update = "\"C:\\ProgramData\\Aggregatorhost.exe\" .."	Aggregatorhost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Windows Update = "\"C:\\ProgramData\\Aggregatorhost.exe\" .."	Aggregatorhost.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs

Web Service

T1102

flow	ioc
58	discord.com
59	discord.com

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
55	ip-api.com

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

System Information Discovery
T1082

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
4896	PING.EXE
3008	cmd.exe

Detects videocard installed 1 TTPs 1 IoCs

Uses WMIC.exe to determine videocard installed.

System Information Discovery

T1082

pid	Process
4560	wmic.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
4896	PING.EXE

Suspicious behavior: EnumeratesProcesses 15 IoCs

pid	Process
3792	powershell.exe
3792	powershell.exe
3792	powershell.exe
4568	powershell.exe
4568	powershell.exe
4568	powershell.exe
4472	powershell.exe
4472	powershell.exe
4472	powershell.exe
2028	powershell.exe
2028	powershell.exe
2028	powershell.exe
3176	powershell.exe
3176	powershell.exe
3176	powershell.exe

Suspicious behavior: GetForegroundWindowSpam 2 IoCs

pid	Process
3168	фист раткой.exe
1052	Aggregatorhost.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	1052	Aggregatorhost.exe
Token: 33	1052	Aggregatorhost.exe
Token: SeIncBasePriorityPrivilege	1052	Aggregatorhost.exe
Token: 33	1052	Aggregatorhost.exe
Token: SeIncBasePriorityPrivilege	1052	Aggregatorhost.exe
Token: 33	1052	Aggregatorhost.exe
Token: SeIncBasePriorityPrivilege	1052	Aggregatorhost.exe
Token: 33	1052	Aggregatorhost.exe
Token: SeIncBasePriorityPrivilege	1052	Aggregatorhost.exe
Token: SeDebugPrivilege	4592	.exe
Token: SeDebugPrivilege	3792	powershell.exe
Token: 33	1052	Aggregatorhost.exe
Token: SeIncBasePriorityPrivilege	1052	Aggregatorhost.exe
Token: SeDebugPrivilege	4568	powershell.exe
Token: SeDebugPrivilege	4472	powershell.exe
Token: SeDebugPrivilege	2028	powershell.exe
Token: SeIncreaseQuotaPrivilege	5068	wmic.exe
Token: SeSecurityPrivilege	5068	wmic.exe
Token: SeTakeOwnershipPrivilege	5068	wmic.exe
Token: SeLoadDriverPrivilege	5068	wmic.exe
Token: SeSystemProfilePrivilege	5068	wmic.exe
Token: SeSystemtimePrivilege	5068	wmic.exe
Token: SeProfSingleProcessPrivilege	5068	wmic.exe
Token: SeIncBasePriorityPrivilege	5068	wmic.exe
Token: SeCreatePagefilePrivilege	5068	wmic.exe
Token: SeBackupPrivilege	5068	wmic.exe
Token: SeRestorePrivilege	5068	wmic.exe
Token: SeShutdownPrivilege	5068	wmic.exe
Token: SeDebugPrivilege	5068	wmic.exe
Token: SeSystemEnvironmentPrivilege	5068	wmic.exe
Token: SeRemoteShutdownPrivilege	5068	wmic.exe
Token: SeUndockPrivilege	5068	wmic.exe
Token: SeManageVolumePrivilege	5068	wmic.exe
Token: 33	5068	wmic.exe
Token: 34	5068	wmic.exe
Token: 35	5068	wmic.exe
Token: 36	5068	wmic.exe
Token: SeIncreaseQuotaPrivilege	5068	wmic.exe
Token: SeSecurityPrivilege	5068	wmic.exe
Token: SeTakeOwnershipPrivilege	5068	wmic.exe
Token: SeLoadDriverPrivilege	5068	wmic.exe
Token: SeSystemProfilePrivilege	5068	wmic.exe
Token: SeSystemtimePrivilege	5068	wmic.exe
Token: SeProfSingleProcessPrivilege	5068	wmic.exe
Token: SeIncBasePriorityPrivilege	5068	wmic.exe
Token: SeCreatePagefilePrivilege	5068	wmic.exe
Token: SeBackupPrivilege	5068	wmic.exe
Token: SeRestorePrivilege	5068	wmic.exe
Token: SeShutdownPrivilege	5068	wmic.exe
Token: SeDebugPrivilege	5068	wmic.exe
Token: SeSystemEnvironmentPrivilege	5068	wmic.exe
Token: SeRemoteShutdownPrivilege	5068	wmic.exe
Token: SeUndockPrivilege	5068	wmic.exe
Token: SeManageVolumePrivilege	5068	wmic.exe
Token: 33	5068	wmic.exe
Token: 34	5068	wmic.exe
Token: 35	5068	wmic.exe
Token: 36	5068	wmic.exe
Token: SeIncreaseQuotaPrivilege	3844	wmic.exe
Token: SeSecurityPrivilege	3844	wmic.exe
Token: SeTakeOwnershipPrivilege	3844	wmic.exe
Token: SeLoadDriverPrivilege	3844	wmic.exe
Token: SeSystemProfilePrivilege	3844	wmic.exe
Token: SeSystemtimePrivilege	3844	wmic.exe

Suspicious use of WriteProcessMemory 26 IoCs

description	pid	Process	procid_target
PID 3168 wrote to memory of 1052	3168	фист раткой.exe	94
PID 3168 wrote to memory of 1052	3168	фист раткой.exe	94
PID 1052 wrote to memory of 4592	1052	Aggregatorhost.exe	102
PID 1052 wrote to memory of 4592	1052	Aggregatorhost.exe	102
PID 4592 wrote to memory of 3792	4592	.exe	103
PID 4592 wrote to memory of 3792	4592	.exe	103
PID 4592 wrote to memory of 4568	4592	.exe	105
PID 4592 wrote to memory of 4568	4592	.exe	105
PID 4592 wrote to memory of 4472	4592	.exe	107
PID 4592 wrote to memory of 4472	4592	.exe	107
PID 4592 wrote to memory of 2028	4592	.exe	109
PID 4592 wrote to memory of 2028	4592	.exe	109
PID 4592 wrote to memory of 5068	4592	.exe	111
PID 4592 wrote to memory of 5068	4592	.exe	111
PID 4592 wrote to memory of 3844	4592	.exe	113
PID 4592 wrote to memory of 3844	4592	.exe	113
PID 4592 wrote to memory of 3180	4592	.exe	115
PID 4592 wrote to memory of 3180	4592	.exe	115
PID 4592 wrote to memory of 3176	4592	.exe	117
PID 4592 wrote to memory of 3176	4592	.exe	117
PID 4592 wrote to memory of 4560	4592	.exe	119
PID 4592 wrote to memory of 4560	4592	.exe	119
PID 1052 wrote to memory of 3008	1052	Aggregatorhost.exe	135
PID 1052 wrote to memory of 3008	1052	Aggregatorhost.exe	135
PID 3008 wrote to memory of 4896	3008	cmd.exe	137
PID 3008 wrote to memory of 4896	3008	cmd.exe	137

C:\Users\Admin\AppData\Local\Temp\фист раткой.exe
"C:\Users\Admin\AppData\Local\Temp\фист раткой.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
PID:3168
- C:\ProgramData\Aggregatorhost.exe
  "C:\ProgramData\Aggregatorhost.exe"
  2⤵
  - Checks computer location settings
  - Drops startup file
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1052
- - C:\Users\Admin\AppData\Local\Temp\.exe
    "C:\Users\Admin\AppData\Local\Temp\.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:4592
  - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "powershell.exe" Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\.exe'
      4⤵
      Command and Scripting Interpreter: PowerShell
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:3792
  - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "powershell.exe" Set-MpPreference -DisableIntrusionPreventionSystem $true -DisableIOAVProtection $true -DisableRealtimeMonitoring $true -DisableScriptScanning $true -EnableControlledFolderAccess Disabled -EnableNetworkProtection AuditMode -Force -MAPSReporting Disabled -SubmitSamplesConsent NeverSend && powershell Set-MpPreference -SubmitSamplesConsent 2
      4⤵
      Command and Scripting Interpreter: PowerShell
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:4568
  - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "powershell.exe" Get-ItemPropertyValue -Path HKCU:SOFTWARE\Roblox\RobloxStudioBrowser\roblox.com -Name .ROBLOSECURITY
      4⤵
      Command and Scripting Interpreter: PowerShell
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:4472
  - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "powershell.exe" Get-ItemPropertyValue -Path HKLN:SOFTWARE\Roblox\RobloxStudioBrowser\roblox.com -Name .ROBLOSECURITY
      4⤵
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:2028
  - - C:\Windows\System32\Wbem\wmic.exe
      "wmic.exe" os get Caption
      4⤵
      Suspicious use of AdjustPrivilegeToken
      PID:5068
  - - C:\Windows\System32\Wbem\wmic.exe
      "wmic.exe" computersystem get totalphysicalmemory
      4⤵
      Suspicious use of AdjustPrivilegeToken
      PID:3844
  - - C:\Windows\System32\Wbem\wmic.exe
      "wmic.exe" csproduct get uuid
      4⤵
      PID:3180
  - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "powershell.exe" Get-ItemPropertyValue -Path 'HKLM:System\CurrentControlSet\Control\Session Manager\Environment' -Name PROCESSOR_IDENTIFIER
      4⤵
      Command and Scripting Interpreter: PowerShell
      Suspicious behavior: EnumeratesProcesses
      PID:3176
  - - C:\Windows\System32\Wbem\wmic.exe
      "wmic" path win32_VideoController get name
      4⤵
      Detects videocard installed
      PID:4560
- - C:\Windows\SYSTEM32\cmd.exe
    cmd.exe /c ping 0 -n 2 & del "C:\ProgramData\Aggregatorhost.exe"
    3⤵
    - System Network Configuration Discovery: Internet Connection Discovery
    - Suspicious use of WriteProcessMemory
    PID:3008
  - - C:\Windows\system32\PING.EXE
      ping 0 -n 2
      4⤵
      System Network Configuration Discovery: Internet Connection Discovery
      Runs ping.exe
      PID:4896

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Query Registry

T1012

Remote System Discovery

T1018

System Information Discovery

T1082

System Network Configuration Discovery

T1016

Internet Connection Discovery

T1016.001

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Web Service

T1102

Exfiltration

Impact

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Downloads

C:\ProgramData\Aggregatorhost.exe

Filesize
25KB

MD5
2d3ce34d9950c1a3ec508524828c93fa

SHA1
28a3580bd72fa2bc44cafff9544dbbe067712616

SHA256
983b7c21d2da6a27ce7b4cad2418feb61b509afb4c8ee7e25f49936a3f0bf940

SHA512
573a2c475ce285d458b8ef366f7ea9c5555079dd419ee86c5190806105478820879698edd27b81c861def1d6e11274b75b7e681691103556dac804185d6ba214

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log

Filesize
2KB

MD5
d85ba6ff808d9e5444a4b369f5bc2730

SHA1
31aa9d96590fff6981b315e0b391b575e4c0804a

SHA256
84739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f

SHA512
8c414eb55b45212af385accc16d9d562adba2123583ce70d22b91161fe878683845512a78f04dedd4ea98ed9b174dbfa98cf696370598ad8e6fbd1e714f1f249

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

Filesize
1KB

MD5
4c10a7f1677e8b2665746630c931db73

SHA1
e3b6b3eb71fce2f157e599feec77f956fb9cdd57

SHA256
dc8d7931951e0b50bdd63b607d357a1b26a8fcb04274b3e8c9ba7395c91002d7

SHA512
5386c0536638aaa9a9b6140f6a56773e015e10ed81f2c01785a9693ec7881e4e2ba7b5c5697b654b2a0575ac3e1f8e9f8504f0483e3ac16e44246ebb0c171f6a

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

Filesize
944B

MD5
6d3e9c29fe44e90aae6ed30ccf799ca8

SHA1
c7974ef72264bbdf13a2793ccf1aed11bc565dce

SHA256
2360634e63e8f0b5748e2c56ebb8f4aa78e71008ea7b5c9ca1c49be03b49557d

SHA512
60c38c4367352537545d859f64b9c5cbada94240478d1d039fd27b5ecba4dc1c90051557c16d802269703b873546ead416279c0a80c6fd5e49ad361cef22596a

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

Filesize
948B

MD5
c9b6705519e1eef08f86c4ba5f4286f3

SHA1
6c6b179e452ecee2673a1d4fe128f1c06f70577f

SHA256
0f9cad44a79126871580e19b01dc3f880c5173b1faaf8b9018d5d1f829714705

SHA512
6d8f85a7a8b0b124530f36a157cd0441b5c1eacdc35e274af9fbf0569d03d1d5e468651a5b2425f0215c282ecfa7b1ffeaeeaf18612822f00bd14306d30640c7

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

Filesize
1KB

MD5
88be3bc8a7f90e3953298c0fdbec4d72

SHA1
f4969784ad421cc80ef45608727aacd0f6bf2e4b

SHA256
533c8470b41084e40c5660569ebbdb7496520d449629a235e8053e84025f348a

SHA512
4fce64e2dacddbc03314048fef1ce356ee2647c14733da121c23c65507eeb8d721d6b690ad5463319b364dc4fa95904ad6ab096907f32918e3406ef438a6ef7c

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

Filesize
231KB

MD5
f20d06c337e70063d367254f799c73b0

SHA1
eb585163056bbaa73bc5f2a991dd361fa522016f

SHA256
42a1434e9c6bcbd2f29f12a3ee3fa383c36f28e034440a555e12db91d44f66a6

SHA512
51aa3dd6c8d37a49c3bade3b7b4cd86d7152819138bcc7e78d09cd41bc1623e6f9ba466f6d7598f0c79f3a418882aba77286d998ea72a9dea488d489d9e63473

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ezqbxk2s.pfn.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/1052-17-0x00007FF9A0710000-0x00007FF9A11D1000-memory.dmp

Filesize
10.8MB

Download
memory/1052-18-0x00007FF9A0710000-0x00007FF9A11D1000-memory.dmp

Filesize
10.8MB

Download
memory/1052-19-0x00007FF9A0710000-0x00007FF9A11D1000-memory.dmp

Filesize
10.8MB

Download
memory/1052-20-0x000000001BD40000-0x000000001BD4A000-memory.dmp

Filesize
40KB

Download
memory/1052-21-0x00007FF9A0710000-0x00007FF9A11D1000-memory.dmp

Filesize
10.8MB

Download
memory/1052-15-0x00007FF9A0710000-0x00007FF9A11D1000-memory.dmp

Filesize
10.8MB

Download
memory/1052-14-0x00007FF9A0710000-0x00007FF9A11D1000-memory.dmp

Filesize
10.8MB

Download
memory/1052-117-0x00007FF9A0710000-0x00007FF9A11D1000-memory.dmp

Filesize
10.8MB

Download
memory/3168-13-0x00007FF9A0710000-0x00007FF9A11D1000-memory.dmp

Filesize
10.8MB

Download
memory/3168-0-0x00007FF9A0713000-0x00007FF9A0715000-memory.dmp

Filesize
8KB

Download
memory/3168-3-0x00007FF9A0710000-0x00007FF9A11D1000-memory.dmp

Filesize
10.8MB

Download
memory/3168-2-0x0000000001490000-0x00000000014A2000-memory.dmp

Filesize
72KB

Download
memory/3168-1-0x0000000000BC0000-0x0000000000BC8000-memory.dmp

Filesize
32KB

Download
memory/3792-43-0x0000020B78830000-0x0000020B78852000-memory.dmp

Filesize
136KB

Download
memory/4592-33-0x0000019540990000-0x00000195409D0000-memory.dmp

Filesize
256KB

Download
memory/4592-61-0x0000019542630000-0x000001954264E000-memory.dmp

Filesize
120KB

Download
memory/4592-98-0x000001955B290000-0x000001955B2A2000-memory.dmp

Filesize
72KB

Download
memory/4592-97-0x0000019542660000-0x000001954266A000-memory.dmp

Filesize
40KB

Download
memory/4592-60-0x000001955B090000-0x000001955B0E0000-memory.dmp

Filesize
320KB

Download
memory/4592-59-0x000001955B110000-0x000001955B186000-memory.dmp

Filesize
472KB

Download