228d5cfe937df0e58951e98ee2eddc982def4727b52f0e7744f0776bd312e7aa

Analysis

max time kernel
152s
max time network
158s
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, 16:14

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General

Target

2c3fe931df6088f2e9d2180fd85929de.exe
Size

623KB
MD5

2c3fe931df6088f2e9d2180fd85929de
SHA1

136b2e6a88c47875ea9c660bcd445ea7fac89539
SHA256

228d5cfe937df0e58951e98ee2eddc982def4727b52f0e7744f0776bd312e7aa
SHA512

0634d0c4142daad5b5d793545dba267e99b28d1cd9faab5d00c2c17bf4314e7d97dfb3e93700b8889902fa3dd6318b5e8ea3654e71c811153504585976e7421d
SSDEEP

12288:8qWM7v3Myc7lb9Jjl9XTt6F0nWyFm7wE79TNqIJ53Z8m5+kMDW5pATxikIMYqu1J:xF3MhJb9vpTtuLqIzGXWpAmAloQEtT

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	2c3fe931df6088f2e9d2180fd85929de.exe

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral2/memory/944-0-0x0000000000290000-0x0000000000476000-memory.dmp	upx
behavioral2/memory/944-7-0x0000000000290000-0x0000000000476000-memory.dmp	upx
behavioral2/memory/944-22-0x0000000000290000-0x0000000000476000-memory.dmp	upx
behavioral2/memory/944-29-0x0000000000290000-0x0000000000476000-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 value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	2c3fe931df6088f2e9d2180fd85929de.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	2c3fe931df6088f2e9d2180fd85929de.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
944	2c3fe931df6088f2e9d2180fd85929de.exe
944	2c3fe931df6088f2e9d2180fd85929de.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
944	2c3fe931df6088f2e9d2180fd85929de.exe
944	2c3fe931df6088f2e9d2180fd85929de.exe
944	2c3fe931df6088f2e9d2180fd85929de.exe
944	2c3fe931df6088f2e9d2180fd85929de.exe
944	2c3fe931df6088f2e9d2180fd85929de.exe

C:\Users\Admin\AppData\Local\Temp\2c3fe931df6088f2e9d2180fd85929de.exe
"C:\Users\Admin\AppData\Local\Temp\2c3fe931df6088f2e9d2180fd85929de.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:944

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

Replay Monitor

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Downloads

memory/944-0-0x0000000000290000-0x0000000000476000-memory.dmp

Filesize
1.9MB

Download
memory/944-7-0x0000000000290000-0x0000000000476000-memory.dmp

Filesize
1.9MB

Download
memory/944-22-0x0000000000290000-0x0000000000476000-memory.dmp

Filesize
1.9MB

Download
memory/944-29-0x0000000000290000-0x0000000000476000-memory.dmp

Filesize
1.9MB

Download