65eb63db0866dbd22c965a6f24db315bd34dbbd1834f8fd87caf49433f4d8518

Analysis

max time kernel
138s
max time network
188s
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, 01:22

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General

Target

202be69a05f98db6bf4f86ed7203607d.exe
Size

666KB
MD5

202be69a05f98db6bf4f86ed7203607d
SHA1

98039bf0d3141fdbc391ae47845bf7abbc6b32c7
SHA256

65eb63db0866dbd22c965a6f24db315bd34dbbd1834f8fd87caf49433f4d8518
SHA512

28878331760c134502de60577eb471ce2a29a5879d78a4ed718d1bbb3e818a562f91424ff4dc156603b28c00ae67cc3932803fee2c6c6d4987f75339eea88278
SSDEEP

12288:tbDqEkMs4q48IAeP0PifTEurPbvdqJplapLWTICNIYPKMTWN4t4OAUw91zRwIMfl:tXbs48LeP0P8E6dclWLi26KGOqMwIMN

Score

7^/10

discovery upx

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	202be69a05f98db6bf4f86ed7203607d.exe

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/4940-0-0x0000000000400000-0x00000000005C7000-memory.dmp	upx
behavioral2/memory/4940-10-0x0000000000400000-0x00000000005C7000-memory.dmp	upx

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	202be69a05f98db6bf4f86ed7203607d.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	202be69a05f98db6bf4f86ed7203607d.exe

Program crash 2 IoCs

pid	pid_target	Process	procid_target
1776	4940	WerFault.exe	87
4668	4940	WerFault.exe	87

Suspicious use of SetWindowsHookEx 9 IoCs

pid	Process
4940	202be69a05f98db6bf4f86ed7203607d.exe
4940	202be69a05f98db6bf4f86ed7203607d.exe
4940	202be69a05f98db6bf4f86ed7203607d.exe
4940	202be69a05f98db6bf4f86ed7203607d.exe
4940	202be69a05f98db6bf4f86ed7203607d.exe
4940	202be69a05f98db6bf4f86ed7203607d.exe
4940	202be69a05f98db6bf4f86ed7203607d.exe
4940	202be69a05f98db6bf4f86ed7203607d.exe
4940	202be69a05f98db6bf4f86ed7203607d.exe

C:\Users\Admin\AppData\Local\Temp\202be69a05f98db6bf4f86ed7203607d.exe
"C:\Users\Admin\AppData\Local\Temp\202be69a05f98db6bf4f86ed7203607d.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetWindowsHookEx
PID:4940
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4940 -s 2560
  2⤵
  - Program crash
  PID:1776
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4940 -s 2528
  2⤵
  - Program crash
  PID:4668

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 192 -p 4940 -ip 4940
1⤵
PID:2576

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 500 -p 4940 -ip 4940
1⤵
PID:3392

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/4940-0-0x0000000000400000-0x00000000005C7000-memory.dmp

Filesize
1.8MB

Download
memory/4940-10-0x0000000000400000-0x00000000005C7000-memory.dmp

Filesize
1.8MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads