4b0cf4d18536f7a36c8a585ea3feb7d904240db2222c8293c09a80627d71645e

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
11/10/2024, 21:27

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General

Target

4b0cf4d18536f7a36c8a585ea3feb7d904240db2222c8293c09a80627d71645e.exe
Size

698KB
MD5

65dbd5487a7eef0a251b6ffcb98fd121
SHA1

0abde7b97bde7a4891e09d703b4a9574571c4c2e
SHA256

4b0cf4d18536f7a36c8a585ea3feb7d904240db2222c8293c09a80627d71645e
SHA512

aa2f66f419593e2d4220e472aa9f4ebbdedf800e32f61cc6935af6fba5a9fe36ead42866764bc5f45536983f6277f93e4b99663f38e85b12d77eddbd33a168ca
SSDEEP

12288:hqpDpKD3QH5pwMwktr5NE+yHko71f6hIehY876GMNlUjk6BeMXEvI57oZrjws9B:45UbEtrHgH31GI67WB6cM0v4UdjrB

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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\VBoxGuest	4b0cf4d18536f7a36c8a585ea3feb7d904240db2222c8293c09a80627d71645e.exe

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-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\e31kU31 = "\"C:\\Users\\Admin\\AppData\\Roaming\\e31kU31.exe\" opt"	4b0cf4d18536f7a36c8a585ea3feb7d904240db2222c8293c09a80627d71645e.exe

System Location Discovery: System Language Discovery 1 TTPs 1 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	4b0cf4d18536f7a36c8a585ea3feb7d904240db2222c8293c09a80627d71645e.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
3012	4b0cf4d18536f7a36c8a585ea3feb7d904240db2222c8293c09a80627d71645e.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
3012	4b0cf4d18536f7a36c8a585ea3feb7d904240db2222c8293c09a80627d71645e.exe

C:\Users\Admin\AppData\Local\Temp\4b0cf4d18536f7a36c8a585ea3feb7d904240db2222c8293c09a80627d71645e.exe
"C:\Users\Admin\AppData\Local\Temp\4b0cf4d18536f7a36c8a585ea3feb7d904240db2222c8293c09a80627d71645e.exe"
1⤵
- Enumerates VirtualBox registry keys
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
PID:3012

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

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Query Registry

T1012

Software Discovery

T1518

System Location Discovery

T1614

System Language Discovery

T1614.001

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/3012-1-0x0000000000230000-0x0000000000239000-memory.dmp

Filesize
36KB

Download
memory/3012-0-0x0000000000230000-0x0000000000239000-memory.dmp

Filesize
36KB

Download
memory/3012-2-0x0000000000400000-0x00000000004BC000-memory.dmp

Filesize
752KB

Download
memory/3012-3-0x0000000000400000-0x0000000000508000-memory.dmp

Filesize
1.0MB

Download
memory/3012-4-0x0000000000400000-0x00000000004BC000-memory.dmp

Filesize
752KB

Download
memory/3012-13-0x0000000000400000-0x0000000000508000-memory.dmp

Filesize
1.0MB

Download
memory/3012-14-0x0000000000400000-0x00000000004BC000-memory.dmp

Filesize
752KB

Download