nitro | 329f8b9afd9c32b4afd6602067d7ec87a64cd83cb5945df6d4ed0a7c80e16c63

General

Target

95e9c3bbefa543ca925e7699636bb0c1.exe
Size

60KB
MD5

95e9c3bbefa543ca925e7699636bb0c1
SHA1

167b2604d081b98e85b51bd359c6b0bd169738e5
SHA256

329f8b9afd9c32b4afd6602067d7ec87a64cd83cb5945df6d4ed0a7c80e16c63
SHA512

c211d5d7e3dfc7dbdeaa734bbbfb36bcffaca81a1394f3b26a1c9e40da7a05392d857926ad60589d548ff7ad8c8cd680bd6481faf1889f4cd529cba7a9d3a472
SSDEEP

768:gOucKn7n1J2hDMANIUpZvLDwUzc80gmq3oP/oDoDH:gO2oDMAPbr/0O8/osDH

Score

10^/10

nitro persistence ransomware spyware stealer

Malware Config

Signatures

Nitro
A ransomware that demands Discord nitro gift codes to decrypt files.
ransomware nitro
Renames multiple (83) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
ransomware
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 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

95e9c3bbefa543ca925e7699636bb0c1.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-996941297-2279405024-2328152752-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\NR = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\95e9c3bbefa543ca925e7699636bb0c1.exe\""	95e9c3bbefa543ca925e7699636bb0c1.exe

Drops desktop.ini file(s) 5 IoCs

Processes:

95e9c3bbefa543ca925e7699636bb0c1.exe

description	ioc	process
File opened for modification	C:\Users\Admin\Pictures\Camera Roll\desktop.ini	95e9c3bbefa543ca925e7699636bb0c1.exe
File opened for modification	C:\Users\Admin\Pictures\Saved Pictures\desktop.ini	95e9c3bbefa543ca925e7699636bb0c1.exe
File opened for modification	C:\Users\Admin\Pictures\desktop.ini	95e9c3bbefa543ca925e7699636bb0c1.exe
File opened for modification	C:\Users\Admin\Desktop\desktop.ini	95e9c3bbefa543ca925e7699636bb0c1.exe
File opened for modification	C:\Users\Admin\Documents\desktop.ini	95e9c3bbefa543ca925e7699636bb0c1.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs 6 IoCs

Web Service
T1102

Processes:

flow ioc

22 discord.com
24 discord.com
26 discord.com
27 discord.com
55 discord.com
20 discord.com
Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

11 api.ipify.org
13 api.ipify.org

flow	ioc
22	discord.com
24	discord.com
26	discord.com
27	discord.com
55	discord.com
20	discord.com

flow	ioc
11	api.ipify.org
13	api.ipify.org

Sets desktop wallpaper using registry 2 TTPs 1 IoCs

ransomware

Defacement

T1491

Modify Registry

T1112

Processes:

95e9c3bbefa543ca925e7699636bb0c1.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-996941297-2279405024-2328152752-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Roaming\\wallpaper.png"	95e9c3bbefa543ca925e7699636bb0c1.exe

Program crash 2 IoCs

Processes:

WerFault.exeWerFault.exe

pid pid_target process target process

1108 1632 WerFault.exe 95e9c3bbefa543ca925e7699636bb0c1.exe
2044 1632 WerFault.exe 95e9c3bbefa543ca925e7699636bb0c1.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

95e9c3bbefa543ca925e7699636bb0c1.exe

pid process

1632 95e9c3bbefa543ca925e7699636bb0c1.exe
1632 95e9c3bbefa543ca925e7699636bb0c1.exe

pid	pid_target	process	target process
1108	1632	WerFault.exe	95e9c3bbefa543ca925e7699636bb0c1.exe
2044	1632	WerFault.exe	95e9c3bbefa543ca925e7699636bb0c1.exe

pid	process
1632	95e9c3bbefa543ca925e7699636bb0c1.exe
1632	95e9c3bbefa543ca925e7699636bb0c1.exe

Suspicious use of AdjustPrivilegeToken 43 IoCs

Processes:

95e9c3bbefa543ca925e7699636bb0c1.exeWMIC.exe

description	pid	process
Token: SeDebugPrivilege	1632	95e9c3bbefa543ca925e7699636bb0c1.exe
Token: SeIncreaseQuotaPrivilege	3624	WMIC.exe
Token: SeSecurityPrivilege	3624	WMIC.exe
Token: SeTakeOwnershipPrivilege	3624	WMIC.exe
Token: SeLoadDriverPrivilege	3624	WMIC.exe
Token: SeSystemProfilePrivilege	3624	WMIC.exe
Token: SeSystemtimePrivilege	3624	WMIC.exe
Token: SeProfSingleProcessPrivilege	3624	WMIC.exe
Token: SeIncBasePriorityPrivilege	3624	WMIC.exe
Token: SeCreatePagefilePrivilege	3624	WMIC.exe
Token: SeBackupPrivilege	3624	WMIC.exe
Token: SeRestorePrivilege	3624	WMIC.exe
Token: SeShutdownPrivilege	3624	WMIC.exe
Token: SeDebugPrivilege	3624	WMIC.exe
Token: SeSystemEnvironmentPrivilege	3624	WMIC.exe
Token: SeRemoteShutdownPrivilege	3624	WMIC.exe
Token: SeUndockPrivilege	3624	WMIC.exe
Token: SeManageVolumePrivilege	3624	WMIC.exe
Token: 33	3624	WMIC.exe
Token: 34	3624	WMIC.exe
Token: 35	3624	WMIC.exe
Token: 36	3624	WMIC.exe
Token: SeIncreaseQuotaPrivilege	3624	WMIC.exe
Token: SeSecurityPrivilege	3624	WMIC.exe
Token: SeTakeOwnershipPrivilege	3624	WMIC.exe
Token: SeLoadDriverPrivilege	3624	WMIC.exe
Token: SeSystemProfilePrivilege	3624	WMIC.exe
Token: SeSystemtimePrivilege	3624	WMIC.exe
Token: SeProfSingleProcessPrivilege	3624	WMIC.exe
Token: SeIncBasePriorityPrivilege	3624	WMIC.exe
Token: SeCreatePagefilePrivilege	3624	WMIC.exe
Token: SeBackupPrivilege	3624	WMIC.exe
Token: SeRestorePrivilege	3624	WMIC.exe
Token: SeShutdownPrivilege	3624	WMIC.exe
Token: SeDebugPrivilege	3624	WMIC.exe
Token: SeSystemEnvironmentPrivilege	3624	WMIC.exe
Token: SeRemoteShutdownPrivilege	3624	WMIC.exe
Token: SeUndockPrivilege	3624	WMIC.exe
Token: SeManageVolumePrivilege	3624	WMIC.exe
Token: 33	3624	WMIC.exe
Token: 34	3624	WMIC.exe
Token: 35	3624	WMIC.exe
Token: 36	3624	WMIC.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

95e9c3bbefa543ca925e7699636bb0c1.execmd.exe

description	pid	process	target process
PID 1632 wrote to memory of 5000	1632	95e9c3bbefa543ca925e7699636bb0c1.exe	cmd.exe
PID 1632 wrote to memory of 5000	1632	95e9c3bbefa543ca925e7699636bb0c1.exe	cmd.exe
PID 1632 wrote to memory of 5000	1632	95e9c3bbefa543ca925e7699636bb0c1.exe	cmd.exe
PID 5000 wrote to memory of 3624	5000	cmd.exe	WMIC.exe
PID 5000 wrote to memory of 3624	5000	cmd.exe	WMIC.exe
PID 5000 wrote to memory of 3624	5000	cmd.exe	WMIC.exe

C:\Users\Admin\AppData\Local\Temp\95e9c3bbefa543ca925e7699636bb0c1.exe
"C:\Users\Admin\AppData\Local\Temp\95e9c3bbefa543ca925e7699636bb0c1.exe"
1⤵
- Adds Run key to start application
- Drops desktop.ini file(s)
- Sets desktop wallpaper using registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1632

C:\Windows\SysWOW64\cmd.exe
"cmd.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:5000

C:\Windows\SysWOW64\Wbem\WMIC.exe
wmic csproduct get uuid
3⤵
- Suspicious use of AdjustPrivilegeToken
PID:3624

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1632 -s 2200
2⤵
- Program crash
PID:1108

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1632 -s 2200
2⤵
- Program crash
PID:2044

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 1632 -ip 1632
1⤵
PID:4416

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 1632 -ip 1632
1⤵
PID:1548

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

2

T1112

Credential Access

Unsecured Credentials

1

T1552

Credentials In Files

1

T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

1

T1005

Exfiltration

Command and Control

Web Service

1

T1102

Impact

Defacement

1

T1491

Resource Development

Reconnaissance

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Downloads

memory/1632-0-0x0000000000440000-0x0000000000456000-memory.dmp

Filesize
88KB

Download
memory/1632-1-0x0000000074920000-0x00000000750D0000-memory.dmp

Filesize
7.7MB

Download
memory/1632-2-0x00000000053B0000-0x0000000005954000-memory.dmp

Filesize
5.6MB

Download
memory/1632-3-0x0000000004EA0000-0x0000000004F32000-memory.dmp

Filesize
584KB

Download
memory/1632-4-0x0000000005230000-0x0000000005240000-memory.dmp

Filesize
64KB

Download
memory/1632-42-0x0000000074920000-0x00000000750D0000-memory.dmp

Filesize
7.7MB

Download
memory/1632-49-0x0000000005230000-0x0000000005240000-memory.dmp

Filesize
64KB

Download
memory/1632-92-0x0000000005BD0000-0x0000000005BDA000-memory.dmp

Filesize
40KB

Download
memory/1632-93-0x0000000074920000-0x00000000750D0000-memory.dmp

Filesize
7.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

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Downloads