1afb00d93e1299f8a51a42d25841ef1fb7ce686c30cbd80e5efe327b4dce4e43

Analysis

max time kernel
96s
max time network
180s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
01-04-2023 00:19

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

OREWFLAJVDPPEA.exe
Size

22.5MB
MD5

ee054dd3be1b4d7b68ff8a7131a9abc8
SHA1

bd064b20ff7d802220833fcbf922bb86fc796f85
SHA256

1afb00d93e1299f8a51a42d25841ef1fb7ce686c30cbd80e5efe327b4dce4e43
SHA512

033e48b71db8f5992a9237be68b59a95742342fbc4d2975761c6948233cf5a77aa41da91894bfdbc7e73cba39c55856fe33ad19a58ddacf4b56cc03e5d79b876
SSDEEP

393216:SOaORp/IA1I+zjCXXonzxiBjYmW6EMdeC0WjKrcrWGq58a8eJpadc6mxvJLnRr2:PHVIAXzjqglOYmBdc4rWGt7mxvJLnRS

Score

9^/10

evasion trojan

Malware Config

Signatures

Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
evasion

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497

Processes:

OREWFLAJVDPPEA.exe

description ioc process

Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ OREWFLAJVDPPEA.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	OREWFLAJVDPPEA.exe

Checks BIOS information in registry 2 TTPs 2 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

OREWFLAJVDPPEA.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	OREWFLAJVDPPEA.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	OREWFLAJVDPPEA.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

OREWFLAJVDPPEA.exe

description ioc process

Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA OREWFLAJVDPPEA.exe
Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs

Processes:

OREWFLAJVDPPEA.exe

pid process

4408 OREWFLAJVDPPEA.exe
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

Processes:

OREWFLAJVDPPEA.exe

pid process

4408 OREWFLAJVDPPEA.exe
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

4640 4408 WerFault.exe OREWFLAJVDPPEA.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	OREWFLAJVDPPEA.exe

pid	process
4408	OREWFLAJVDPPEA.exe

pid	process
4408	OREWFLAJVDPPEA.exe

pid	pid_target	process	target process
4640	4408	WerFault.exe	OREWFLAJVDPPEA.exe

C:\Users\Admin\AppData\Local\Temp\OREWFLAJVDPPEA.exe
"C:\Users\Admin\AppData\Local\Temp\OREWFLAJVDPPEA.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of NtCreateThreadExHideFromDebugger
- Suspicious use of NtSetInformationThreadHideFromDebugger
PID:4408

C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -u -p 4408 -s 748
2⤵
- Program crash
PID:4640

C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -pss -s 460 -p 4408 -ip 4408
1⤵
PID:1168

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/4408-138-0x00000224F1030000-0x00000224F1032000-memory.dmp

Filesize
8KB

Download