5a76ac65dfadae5821ecf7b44cecebd67f1975c96fbb2ecd79c1706fa94abdc0

General

Target

5a76ac65dfadae5821ecf7b44cecebd67f1975c96fbb2ecd79c1706fa94abdc0.exe
Size

428KB
MD5

bddb550dc20ead7509210c7a6ddc27b7
SHA1

0e3f29d948fc9aa2fe0dc66a835c9e57ba91cb64
SHA256

5a76ac65dfadae5821ecf7b44cecebd67f1975c96fbb2ecd79c1706fa94abdc0
SHA512

60bb5f467c845a2df7db4f0eccded9cbf03478a354243dc214c5dbaad06a5e5bfcf89cb0fd7846b3bb1a2240d934b06114058e487a1089473b4fb4495fad759e
SSDEEP

12288:YcHYaa6dd9DJgohqfAaQCFS/rqcyF7Juss:YGYkdd9DyoY1DFS/Mgss

Score

9^/10

evasion

Malware Config

Signatures

Enumerates VirtualBox registry keys 2 TTPs 5 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\VBoxVideo	5a76ac65dfadae5821ecf7b44cecebd67f1975c96fbb2ecd79c1706fa94abdc0.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\VBoxGuest	5a76ac65dfadae5821ecf7b44cecebd67f1975c96fbb2ecd79c1706fa94abdc0.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\VBoxMouse	5a76ac65dfadae5821ecf7b44cecebd67f1975c96fbb2ecd79c1706fa94abdc0.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\VBoxService	5a76ac65dfadae5821ecf7b44cecebd67f1975c96fbb2ecd79c1706fa94abdc0.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\VBoxSF	5a76ac65dfadae5821ecf7b44cecebd67f1975c96fbb2ecd79c1706fa94abdc0.exe

Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 3 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	5a76ac65dfadae5821ecf7b44cecebd67f1975c96fbb2ecd79c1706fa94abdc0.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\FADT\VBOX__	5a76ac65dfadae5821ecf7b44cecebd67f1975c96fbb2ecd79c1706fa94abdc0.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\RSDT\VBOX__	5a76ac65dfadae5821ecf7b44cecebd67f1975c96fbb2ecd79c1706fa94abdc0.exe

Looks for VirtualBox Guest Additions in registry 2 TTPs 2 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SOFTWARE\Oracle\VirtualBox Guest Additions	5a76ac65dfadae5821ecf7b44cecebd67f1975c96fbb2ecd79c1706fa94abdc0.exe
Key opened	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Oracle\VirtualBox Guest Additions	5a76ac65dfadae5821ecf7b44cecebd67f1975c96fbb2ecd79c1706fa94abdc0.exe

Looks for VMWare Tools registry key 2 TTPs 2 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SOFTWARE\VMware, Inc.\VMware Tools	5a76ac65dfadae5821ecf7b44cecebd67f1975c96fbb2ecd79c1706fa94abdc0.exe
Key opened	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\VMware, Inc.\VMware Tools	5a76ac65dfadae5821ecf7b44cecebd67f1975c96fbb2ecd79c1706fa94abdc0.exe

Checks BIOS information in registry 2 TTPs 3 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	5a76ac65dfadae5821ecf7b44cecebd67f1975c96fbb2ecd79c1706fa94abdc0.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	5a76ac65dfadae5821ecf7b44cecebd67f1975c96fbb2ecd79c1706fa94abdc0.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate	5a76ac65dfadae5821ecf7b44cecebd67f1975c96fbb2ecd79c1706fa94abdc0.exe

Identifies Wine through registry keys 2 TTPs 2 IoCs

Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SOFTWARE\Wine	5a76ac65dfadae5821ecf7b44cecebd67f1975c96fbb2ecd79c1706fa94abdc0.exe
Key opened	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Wine	5a76ac65dfadae5821ecf7b44cecebd67f1975c96fbb2ecd79c1706fa94abdc0.exe

Maps connected drives based on registry 3 TTPs 3 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	5a76ac65dfadae5821ecf7b44cecebd67f1975c96fbb2ecd79c1706fa94abdc0.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\Count	5a76ac65dfadae5821ecf7b44cecebd67f1975c96fbb2ecd79c1706fa94abdc0.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	5a76ac65dfadae5821ecf7b44cecebd67f1975c96fbb2ecd79c1706fa94abdc0.exe

Checks system information in the registry 2 TTPs 2 IoCs

System 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\SYSTEM\ControlSet001\Control\SystemInformation\SystemManufacturer	5a76ac65dfadae5821ecf7b44cecebd67f1975c96fbb2ecd79c1706fa94abdc0.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\SystemInformation\SystemProductName	5a76ac65dfadae5821ecf7b44cecebd67f1975c96fbb2ecd79c1706fa94abdc0.exe

Checks SCSI registry key(s) 3 TTPs 3 IoCs

SCSI 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\Enum\SCSI	5a76ac65dfadae5821ecf7b44cecebd67f1975c96fbb2ecd79c1706fa94abdc0.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	5a76ac65dfadae5821ecf7b44cecebd67f1975c96fbb2ecd79c1706fa94abdc0.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	5a76ac65dfadae5821ecf7b44cecebd67f1975c96fbb2ecd79c1706fa94abdc0.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3044 wrote to memory of 3012	3044	5a76ac65dfadae5821ecf7b44cecebd67f1975c96fbb2ecd79c1706fa94abdc0.exe	28
PID 3044 wrote to memory of 3012	3044	5a76ac65dfadae5821ecf7b44cecebd67f1975c96fbb2ecd79c1706fa94abdc0.exe	28
PID 3044 wrote to memory of 3012	3044	5a76ac65dfadae5821ecf7b44cecebd67f1975c96fbb2ecd79c1706fa94abdc0.exe	28

C:\Users\Admin\AppData\Local\Temp\5a76ac65dfadae5821ecf7b44cecebd67f1975c96fbb2ecd79c1706fa94abdc0.exe
"C:\Users\Admin\AppData\Local\Temp\5a76ac65dfadae5821ecf7b44cecebd67f1975c96fbb2ecd79c1706fa94abdc0.exe"
1⤵
- Enumerates VirtualBox registry keys
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Looks for VirtualBox Guest Additions in registry
- Looks for VMWare Tools registry key
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Maps connected drives based on registry
- Checks system information in the registry
- Checks SCSI registry key(s)
- Suspicious use of WriteProcessMemory
PID:3044
- C:\Windows\system32\WerFault.exe
  C:\Windows\system32\WerFault.exe -u -p 3044 -s 116
  2⤵
  PID:3012

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

5

T1497

Credential Access

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

4

T1082

Virtualization/Sandbox Evasion

5

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/3044-0-0x000000013FCD0000-0x000000013FDD2000-memory.dmp

Filesize
1.0MB

Download
memory/3044-1-0x000000013FCD0000-0x000000013FDD2000-memory.dmp

Filesize
1.0MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads