cb8f9dd40dd8d76a954a2c9343c9432650c12e02d0f8bf161dc6761a8ab98c88

Analysis

max time kernel
165s
max time network
181s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
23-11-2022 09:05

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General

Target

cb8f9dd40dd8d76a954a2c9343c9432650c12e02d0f8bf161dc6761a8ab98c88.exe
Size

1.1MB
MD5

3b00da7a9d17760394fc5a8702df4b9d
SHA1

71bfd9b5e0183996c96de3007101ea9509eac014
SHA256

cb8f9dd40dd8d76a954a2c9343c9432650c12e02d0f8bf161dc6761a8ab98c88
SHA512

ab4561a57d1138971de1294fb2aa4db5d16aa70b9e872d299442f231912d3fc0971ae80ca51d096ee75eaee92092d9721bcff86930d4dd75aeb24e970ac76e52
SSDEEP

24576:oAtPMIY2WnP9lRTV8xKLQX9DZm1GR27M283ZmWe2UXxWFu8:ovzP9HpMiQtZjR27M33AWgi

Score

9^/10

discovery evasion persistence

Malware Config

Signatures

Checks for common network interception software 1 TTPs
Looks in the registry for tools like Wireshark or Fiddler commonly used to analyze network activity.
evasion

Software Discovery
T1518

Enumerates VirtualBox registry keys 2 TTPs 1 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

Processes:

cb8f9dd40dd8d76a954a2c9343c9432650c12e02d0f8bf161dc6761a8ab98c88.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\VBoxGuest	cb8f9dd40dd8d76a954a2c9343c9432650c12e02d0f8bf161dc6761a8ab98c88.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

cb8f9dd40dd8d76a954a2c9343c9432650c12e02d0f8bf161dc6761a8ab98c88.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce	cb8f9dd40dd8d76a954a2c9343c9432650c12e02d0f8bf161dc6761a8ab98c88.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\c93u793 = "\"C:\\Users\\Admin\\AppData\\Roaming\\c93u793.exe\" opt"	cb8f9dd40dd8d76a954a2c9343c9432650c12e02d0f8bf161dc6761a8ab98c88.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

cb8f9dd40dd8d76a954a2c9343c9432650c12e02d0f8bf161dc6761a8ab98c88.exe

pid	process
4368	cb8f9dd40dd8d76a954a2c9343c9432650c12e02d0f8bf161dc6761a8ab98c88.exe
4368	cb8f9dd40dd8d76a954a2c9343c9432650c12e02d0f8bf161dc6761a8ab98c88.exe
4368	cb8f9dd40dd8d76a954a2c9343c9432650c12e02d0f8bf161dc6761a8ab98c88.exe
4368	cb8f9dd40dd8d76a954a2c9343c9432650c12e02d0f8bf161dc6761a8ab98c88.exe

Suspicious behavior: RenamesItself 1 IoCs

Processes:

cb8f9dd40dd8d76a954a2c9343c9432650c12e02d0f8bf161dc6761a8ab98c88.exe

pid process

4368 cb8f9dd40dd8d76a954a2c9343c9432650c12e02d0f8bf161dc6761a8ab98c88.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

cb8f9dd40dd8d76a954a2c9343c9432650c12e02d0f8bf161dc6761a8ab98c88.exe

description	pid	process
Token: SeDebugPrivilege	4368	cb8f9dd40dd8d76a954a2c9343c9432650c12e02d0f8bf161dc6761a8ab98c88.exe
Token: SeCreateGlobalPrivilege	4368	cb8f9dd40dd8d76a954a2c9343c9432650c12e02d0f8bf161dc6761a8ab98c88.exe

C:\Users\Admin\AppData\Local\Temp\cb8f9dd40dd8d76a954a2c9343c9432650c12e02d0f8bf161dc6761a8ab98c88.exe
"C:\Users\Admin\AppData\Local\Temp\cb8f9dd40dd8d76a954a2c9343c9432650c12e02d0f8bf161dc6761a8ab98c88.exe"
1⤵
- Enumerates VirtualBox registry keys
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
PID:4368

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Modify Registry

T1112

Credential Access

Discovery

Software Discovery

T1518

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

memory/4368-132-0x0000000000400000-0x000000000057F000-memory.dmp

Filesize
1.5MB

Download
memory/4368-135-0x00000000025A0000-0x00000000026F2000-memory.dmp

Filesize
1.3MB

Download
memory/4368-142-0x0000000000400000-0x000000000057F000-memory.dmp

Filesize
1.5MB

Download
memory/4368-143-0x0000000000400000-0x000000000057F000-memory.dmp

Filesize
1.5MB

Download