nitro | fb9babb3bd29a77738bb4e4f37394992be0add9521ef64adece1845ea479313c

Analysis

max time kernel
150s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
03-11-2024 14:30

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General

Target

8bf1c633b4e20c6896a3fd307a840245_JaffaCakes118.exe
Size

61KB
MD5

8bf1c633b4e20c6896a3fd307a840245
SHA1

20e579b22ca06c0509fbc194888bad168d5adb0f
SHA256

fb9babb3bd29a77738bb4e4f37394992be0add9521ef64adece1845ea479313c
SHA512

209880229d0fdeb738a74c9f6f38711b6b9806f0456248940df0fe197063fc6f8029c9fbf1e6b0c9a08526c732fd504deda930c800fc691d2995515644185d63
SSDEEP

768:YP+2AG1MXq9E3tnJvLDwUzc80gmq3oP/oDS:Vz819EJhr/0O8/o+

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
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

Processes:

8bf1c633b4e20c6896a3fd307a840245_JaffaCakes118.exe

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\NR = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\8bf1c633b4e20c6896a3fd307a840245_JaffaCakes118.exe\""	8bf1c633b4e20c6896a3fd307a840245_JaffaCakes118.exe

Drops desktop.ini file(s) 1 IoCs

Processes:

8bf1c633b4e20c6896a3fd307a840245_JaffaCakes118.exe

description	ioc	Process
File opened for modification	F:\$RECYCLE.BIN\S-1-5-21-2045521122-590294423-3465680274-1000\desktop.ini	8bf1c633b4e20c6896a3fd307a840245_JaffaCakes118.exe

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

Web Service

T1102

Processes:

flow	ioc
12	discord.com
15	discord.com
19	discord.com
24	discord.com
29	discord.com
10	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
5	api.ipify.org
6	api.ipify.org

Sets desktop wallpaper using registry 2 TTPs 1 IoCs

ransomware

Defacement

T1491

Modify Registry

T1112

Processes:

8bf1c633b4e20c6896a3fd307a840245_JaffaCakes118.exe

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Roaming\\wallpaper.png"	8bf1c633b4e20c6896a3fd307a840245_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

Processes:

8bf1c633b4e20c6896a3fd307a840245_JaffaCakes118.execmd.exeWMIC.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	8bf1c633b4e20c6896a3fd307a840245_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

Processes:

8bf1c633b4e20c6896a3fd307a840245_JaffaCakes118.exe

pid	Process
2780	8bf1c633b4e20c6896a3fd307a840245_JaffaCakes118.exe
2780	8bf1c633b4e20c6896a3fd307a840245_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 43 IoCs

Processes:

8bf1c633b4e20c6896a3fd307a840245_JaffaCakes118.exeWMIC.exe

description	pid	Process
Token: SeDebugPrivilege	2780	8bf1c633b4e20c6896a3fd307a840245_JaffaCakes118.exe
Token: SeIncreaseQuotaPrivilege	1448	WMIC.exe
Token: SeSecurityPrivilege	1448	WMIC.exe
Token: SeTakeOwnershipPrivilege	1448	WMIC.exe
Token: SeLoadDriverPrivilege	1448	WMIC.exe
Token: SeSystemProfilePrivilege	1448	WMIC.exe
Token: SeSystemtimePrivilege	1448	WMIC.exe
Token: SeProfSingleProcessPrivilege	1448	WMIC.exe
Token: SeIncBasePriorityPrivilege	1448	WMIC.exe
Token: SeCreatePagefilePrivilege	1448	WMIC.exe
Token: SeBackupPrivilege	1448	WMIC.exe
Token: SeRestorePrivilege	1448	WMIC.exe
Token: SeShutdownPrivilege	1448	WMIC.exe
Token: SeDebugPrivilege	1448	WMIC.exe
Token: SeSystemEnvironmentPrivilege	1448	WMIC.exe
Token: SeRemoteShutdownPrivilege	1448	WMIC.exe
Token: SeUndockPrivilege	1448	WMIC.exe
Token: SeManageVolumePrivilege	1448	WMIC.exe
Token: 33	1448	WMIC.exe
Token: 34	1448	WMIC.exe
Token: 35	1448	WMIC.exe
Token: 36	1448	WMIC.exe
Token: SeIncreaseQuotaPrivilege	1448	WMIC.exe
Token: SeSecurityPrivilege	1448	WMIC.exe
Token: SeTakeOwnershipPrivilege	1448	WMIC.exe
Token: SeLoadDriverPrivilege	1448	WMIC.exe
Token: SeSystemProfilePrivilege	1448	WMIC.exe
Token: SeSystemtimePrivilege	1448	WMIC.exe
Token: SeProfSingleProcessPrivilege	1448	WMIC.exe
Token: SeIncBasePriorityPrivilege	1448	WMIC.exe
Token: SeCreatePagefilePrivilege	1448	WMIC.exe
Token: SeBackupPrivilege	1448	WMIC.exe
Token: SeRestorePrivilege	1448	WMIC.exe
Token: SeShutdownPrivilege	1448	WMIC.exe
Token: SeDebugPrivilege	1448	WMIC.exe
Token: SeSystemEnvironmentPrivilege	1448	WMIC.exe
Token: SeRemoteShutdownPrivilege	1448	WMIC.exe
Token: SeUndockPrivilege	1448	WMIC.exe
Token: SeManageVolumePrivilege	1448	WMIC.exe
Token: 33	1448	WMIC.exe
Token: 34	1448	WMIC.exe
Token: 35	1448	WMIC.exe
Token: 36	1448	WMIC.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

8bf1c633b4e20c6896a3fd307a840245_JaffaCakes118.execmd.exe

description	pid	Process	procid_target
PID 2780 wrote to memory of 2512	2780	8bf1c633b4e20c6896a3fd307a840245_JaffaCakes118.exe	84
PID 2780 wrote to memory of 2512	2780	8bf1c633b4e20c6896a3fd307a840245_JaffaCakes118.exe	84
PID 2780 wrote to memory of 2512	2780	8bf1c633b4e20c6896a3fd307a840245_JaffaCakes118.exe	84
PID 2512 wrote to memory of 1448	2512	cmd.exe	86
PID 2512 wrote to memory of 1448	2512	cmd.exe	86
PID 2512 wrote to memory of 1448	2512	cmd.exe	86

C:\Users\Admin\AppData\Local\Temp\8bf1c633b4e20c6896a3fd307a840245_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\8bf1c633b4e20c6896a3fd307a840245_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:2780
- C:\Windows\SysWOW64\cmd.exe
  "cmd.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2512
- - C:\Windows\SysWOW64\Wbem\WMIC.exe
    wmic csproduct get uuid
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    PID:1448

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

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Downloads

memory/2780-0-0x0000000074A5E000-0x0000000074A5F000-memory.dmp

Filesize
4KB

Download
memory/2780-1-0x0000000000960000-0x0000000000976000-memory.dmp

Filesize
88KB

Download
memory/2780-2-0x0000000005870000-0x0000000005E14000-memory.dmp

Filesize
5.6MB

Download
memory/2780-3-0x0000000005360000-0x00000000053F2000-memory.dmp

Filesize
584KB

Download
memory/2780-4-0x0000000074A50000-0x0000000075200000-memory.dmp

Filesize
7.7MB

Download
memory/2780-9-0x0000000074A5E000-0x0000000074A5F000-memory.dmp

Filesize
4KB

Download
memory/2780-10-0x0000000074A50000-0x0000000075200000-memory.dmp

Filesize
7.7MB

Download
memory/2780-11-0x0000000006050000-0x000000000605A000-memory.dmp

Filesize
40KB

Download
memory/2780-12-0x0000000074A50000-0x0000000075200000-memory.dmp

Filesize
7.7MB

Download
memory/2780-13-0x0000000074A50000-0x0000000075200000-memory.dmp

Filesize
7.7MB

Download
memory/2780-14-0x0000000074A50000-0x0000000075200000-memory.dmp

Filesize
7.7MB

Download
memory/2780-15-0x0000000074A50000-0x0000000075200000-memory.dmp

Filesize
7.7MB

Download