nitro | 73d55d99c41e89daa8c9bd213d02974d89b53c3e5a0dcd5bbf0b99ff36424cac

Analysis

max time kernel
149s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
24-11-2024 06:03

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

92eea22c70cf0fe4116b1021e91eb373_JaffaCakes118.exe
Size

61KB
MD5

92eea22c70cf0fe4116b1021e91eb373
SHA1

66b8c24be3b82ecbbebb5e5a70ddf746d212e16f
SHA256

73d55d99c41e89daa8c9bd213d02974d89b53c3e5a0dcd5bbf0b99ff36424cac
SHA512

b8d2b6bba4027bda2ac3ef09c346a1e8ee768afb990bcacbd860bbead42a420303814e4f4081a32b81f89085b53879f7ce888c864cf34654a7c066facb44d035
SSDEEP

768:HKsMqCXfVcWO/M9ZkiANIUM+2YLDwUzc80gmq3oP/oDH:HKseiM9ZkiAPhr/0O8/oj

Score

10^/10

nitro discovery persistence ransomware spyware stealer

Malware Config

Signatures

Nitro
A ransomware that demands Discord nitro gift codes to decrypt files.
ransomware nitro
Nitro family
nitro
Renames multiple (89) 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 3 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

Credentials from Web Browsers
T1555.003

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\NR = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\92eea22c70cf0fe4116b1021e91eb373_JaffaCakes118.exe\""	92eea22c70cf0fe4116b1021e91eb373_JaffaCakes118.exe

Drops desktop.ini file(s) 5 IoCs

description	ioc	Process
File opened for modification	C:\Users\Admin\Desktop\desktop.ini	92eea22c70cf0fe4116b1021e91eb373_JaffaCakes118.exe
File opened for modification	C:\Users\Admin\Documents\desktop.ini	92eea22c70cf0fe4116b1021e91eb373_JaffaCakes118.exe
File opened for modification	C:\Users\Admin\Pictures\Camera Roll\desktop.ini	92eea22c70cf0fe4116b1021e91eb373_JaffaCakes118.exe
File opened for modification	C:\Users\Admin\Pictures\Saved Pictures\desktop.ini	92eea22c70cf0fe4116b1021e91eb373_JaffaCakes118.exe
File opened for modification	C:\Users\Admin\Pictures\desktop.ini	92eea22c70cf0fe4116b1021e91eb373_JaffaCakes118.exe

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

Web Service

T1102

flow	ioc
14	discord.com
15	discord.com
17	discord.com
22	discord.com
23	discord.com
43	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.

flow	ioc
9	api.ipify.org
10	api.ipify.org

Sets desktop wallpaper using registry 2 TTPs 1 IoCs

ransomware

Defacement

T1491

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Roaming\\wallpaper.png"	92eea22c70cf0fe4116b1021e91eb373_JaffaCakes118.exe

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	92eea22c70cf0fe4116b1021e91eb373_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WMIC.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3628	92eea22c70cf0fe4116b1021e91eb373_JaffaCakes118.exe
3628	92eea22c70cf0fe4116b1021e91eb373_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 43 IoCs

description	pid	Process
Token: SeDebugPrivilege	3628	92eea22c70cf0fe4116b1021e91eb373_JaffaCakes118.exe
Token: SeIncreaseQuotaPrivilege	3756	WMIC.exe
Token: SeSecurityPrivilege	3756	WMIC.exe
Token: SeTakeOwnershipPrivilege	3756	WMIC.exe
Token: SeLoadDriverPrivilege	3756	WMIC.exe
Token: SeSystemProfilePrivilege	3756	WMIC.exe
Token: SeSystemtimePrivilege	3756	WMIC.exe
Token: SeProfSingleProcessPrivilege	3756	WMIC.exe
Token: SeIncBasePriorityPrivilege	3756	WMIC.exe
Token: SeCreatePagefilePrivilege	3756	WMIC.exe
Token: SeBackupPrivilege	3756	WMIC.exe
Token: SeRestorePrivilege	3756	WMIC.exe
Token: SeShutdownPrivilege	3756	WMIC.exe
Token: SeDebugPrivilege	3756	WMIC.exe
Token: SeSystemEnvironmentPrivilege	3756	WMIC.exe
Token: SeRemoteShutdownPrivilege	3756	WMIC.exe
Token: SeUndockPrivilege	3756	WMIC.exe
Token: SeManageVolumePrivilege	3756	WMIC.exe
Token: 33	3756	WMIC.exe
Token: 34	3756	WMIC.exe
Token: 35	3756	WMIC.exe
Token: 36	3756	WMIC.exe
Token: SeIncreaseQuotaPrivilege	3756	WMIC.exe
Token: SeSecurityPrivilege	3756	WMIC.exe
Token: SeTakeOwnershipPrivilege	3756	WMIC.exe
Token: SeLoadDriverPrivilege	3756	WMIC.exe
Token: SeSystemProfilePrivilege	3756	WMIC.exe
Token: SeSystemtimePrivilege	3756	WMIC.exe
Token: SeProfSingleProcessPrivilege	3756	WMIC.exe
Token: SeIncBasePriorityPrivilege	3756	WMIC.exe
Token: SeCreatePagefilePrivilege	3756	WMIC.exe
Token: SeBackupPrivilege	3756	WMIC.exe
Token: SeRestorePrivilege	3756	WMIC.exe
Token: SeShutdownPrivilege	3756	WMIC.exe
Token: SeDebugPrivilege	3756	WMIC.exe
Token: SeSystemEnvironmentPrivilege	3756	WMIC.exe
Token: SeRemoteShutdownPrivilege	3756	WMIC.exe
Token: SeUndockPrivilege	3756	WMIC.exe
Token: SeManageVolumePrivilege	3756	WMIC.exe
Token: 33	3756	WMIC.exe
Token: 34	3756	WMIC.exe
Token: 35	3756	WMIC.exe
Token: 36	3756	WMIC.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3628 wrote to memory of 4296	3628	92eea22c70cf0fe4116b1021e91eb373_JaffaCakes118.exe	83
PID 3628 wrote to memory of 4296	3628	92eea22c70cf0fe4116b1021e91eb373_JaffaCakes118.exe	83
PID 3628 wrote to memory of 4296	3628	92eea22c70cf0fe4116b1021e91eb373_JaffaCakes118.exe	83
PID 4296 wrote to memory of 3756	4296	cmd.exe	85
PID 4296 wrote to memory of 3756	4296	cmd.exe	85
PID 4296 wrote to memory of 3756	4296	cmd.exe	85

C:\Users\Admin\AppData\Local\Temp\92eea22c70cf0fe4116b1021e91eb373_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\92eea22c70cf0fe4116b1021e91eb373_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- Drops desktop.ini file(s)
- Sets desktop wallpaper using registry
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3628
- C:\Windows\SysWOW64\cmd.exe
  "cmd.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4296
- - C:\Windows\SysWOW64\Wbem\WMIC.exe
    wmic csproduct get uuid
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    PID:3756

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Web Service

T1102

Exfiltration

Impact

Defacement

T1491

Replay Monitor

Loading Replay Monitor...

Downloads

memory/3628-0-0x000000007505E000-0x000000007505F000-memory.dmp

Filesize
4KB

Download
memory/3628-1-0x0000000000CE0000-0x0000000000CF6000-memory.dmp

Filesize
88KB

Download
memory/3628-2-0x0000000005BA0000-0x0000000006144000-memory.dmp

Filesize
5.6MB

Download
memory/3628-3-0x00000000056D0000-0x0000000005762000-memory.dmp

Filesize
584KB

Download
memory/3628-4-0x0000000075050000-0x0000000075800000-memory.dmp

Filesize
7.7MB

Download
memory/3628-17-0x000000007505E000-0x000000007505F000-memory.dmp

Filesize
4KB

Download
memory/3628-21-0x0000000075050000-0x0000000075800000-memory.dmp

Filesize
7.7MB

Download
memory/3628-98-0x0000000006640000-0x000000000664A000-memory.dmp

Filesize
40KB

Download
memory/3628-99-0x0000000075050000-0x0000000075800000-memory.dmp

Filesize
7.7MB

Download
memory/3628-100-0x0000000075050000-0x0000000075800000-memory.dmp

Filesize
7.7MB

Download
memory/3628-101-0x0000000075050000-0x0000000075800000-memory.dmp

Filesize
7.7MB

Download
memory/3628-102-0x0000000075050000-0x0000000075800000-memory.dmp

Filesize
7.7MB

Download