238d9471875b776d44e9fe3b0ee132984309cb6cd2d38897fa3f5edfcc3f7c6d

Analysis

max time kernel
151s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
25-12-2023 13:33

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General

Target

220fa8991467de6129771c7b647373d4.exe
Size

586KB
MD5

220fa8991467de6129771c7b647373d4
SHA1

0b1d7dbef85aab6bdd259263e7be7e1a7c3a21de
SHA256

238d9471875b776d44e9fe3b0ee132984309cb6cd2d38897fa3f5edfcc3f7c6d
SHA512

4ad8a0e716d5d3f273a8883324d211e47846b1fe075d599813399caff1ef084e5c39433eeb27430e1209387167fb6641e3391e5101abb36ac0f0e30955baf066
SSDEEP

12288:u4efV5INoSUUgDp8YROY1Rxi27DuSK8p6a70RxIza/eL8bWo:ujINoSGp8kOYli27DFBIa70R3/eLsx

Score

7^/10

discovery

Malware Config

Signatures

Checks BIOS information in registry 2 TTPs 1 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	220fa8991467de6129771c7b647373d4.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

Maps connected drives based on registry 3 TTPs 2 IoCs

Disk information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	220fa8991467de6129771c7b647373d4.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	220fa8991467de6129771c7b647373d4.exe

Program crash 2 IoCs

pid	pid_target	Process	procid_target
3268	536	WerFault.exe	87
2404	536	WerFault.exe	87

Suspicious use of SetWindowsHookEx 10 IoCs

pid	Process
536	220fa8991467de6129771c7b647373d4.exe
536	220fa8991467de6129771c7b647373d4.exe
536	220fa8991467de6129771c7b647373d4.exe
536	220fa8991467de6129771c7b647373d4.exe
536	220fa8991467de6129771c7b647373d4.exe
536	220fa8991467de6129771c7b647373d4.exe
536	220fa8991467de6129771c7b647373d4.exe
536	220fa8991467de6129771c7b647373d4.exe
536	220fa8991467de6129771c7b647373d4.exe
536	220fa8991467de6129771c7b647373d4.exe

C:\Users\Admin\AppData\Local\Temp\220fa8991467de6129771c7b647373d4.exe
"C:\Users\Admin\AppData\Local\Temp\220fa8991467de6129771c7b647373d4.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetWindowsHookEx
PID:536
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 536 -s 1920
  2⤵
  - Program crash
  PID:3268
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 536 -s 1096
  2⤵
  - Program crash
  PID:2404

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 536 -ip 536
1⤵
PID:1528

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 536 -ip 536
1⤵
PID:3568

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/536-0-0x0000000000400000-0x0000000000602000-memory.dmp

Filesize
2.0MB

Download
memory/536-1-0x0000000000400000-0x0000000000602000-memory.dmp

Filesize
2.0MB

Download
memory/536-2-0x0000000000400000-0x0000000000602000-memory.dmp

Filesize
2.0MB

Download
memory/536-3-0x0000000000400000-0x0000000000602000-memory.dmp

Filesize
2.0MB

Download
memory/536-13-0x0000000000400000-0x0000000000602000-memory.dmp

Filesize
2.0MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads