34e9e68d90d62f4fc90182896b9bc83d363844b84094839d3f10d03639103288

Analysis

max time kernel
145s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
26/12/2023, 09:46

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General

Target

64c923df50d20a648f3c8682171d13fa.exe
Size

3.4MB
MD5

64c923df50d20a648f3c8682171d13fa
SHA1

600bc6ba38d1379c296f28877cdbc67d84288c1e
SHA256

34e9e68d90d62f4fc90182896b9bc83d363844b84094839d3f10d03639103288
SHA512

c3fa9164275d2c3c39e692d8569e35e6fea3e8470b574858686bc159192ebd6d16ea788c5ce2895e4690abcfffd0a21abfd7bbf6eaf8d101133fd87d0cb84f8e
SSDEEP

98304:/Wb/dcaGVlBxLqTn8Y4vpQZsAHAQI7sgPZ:4iakqj8XBQzH2Z

Score

9^/10

evasion themida 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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	64c923df50d20a648f3c8682171d13fa.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

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	64c923df50d20a648f3c8682171d13fa.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	64c923df50d20a648f3c8682171d13fa.exe

Themida packer 5 IoCs

Detects Themida, an advanced Windows software protection system.

themida

resource	yara_rule
behavioral2/memory/1752-0-0x0000000000E30000-0x0000000001713000-memory.dmp	themida
behavioral2/memory/1752-2-0x0000000000E30000-0x0000000001713000-memory.dmp	themida
behavioral2/memory/1752-4-0x0000000000E30000-0x0000000001713000-memory.dmp	themida
behavioral2/memory/1752-5-0x0000000000E30000-0x0000000001713000-memory.dmp	themida
behavioral2/memory/1752-3-0x0000000000E30000-0x0000000001713000-memory.dmp	themida

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	64c923df50d20a648f3c8682171d13fa.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
1752	64c923df50d20a648f3c8682171d13fa.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1752	64c923df50d20a648f3c8682171d13fa.exe
1752	64c923df50d20a648f3c8682171d13fa.exe

C:\Users\Admin\AppData\Local\Temp\64c923df50d20a648f3c8682171d13fa.exe
"C:\Users\Admin\AppData\Local\Temp\64c923df50d20a648f3c8682171d13fa.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
PID:1752

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1752-0-0x0000000000E30000-0x0000000001713000-memory.dmp

Filesize
8.9MB

Download
memory/1752-1-0x00000000773A4000-0x00000000773A6000-memory.dmp

Filesize
8KB

Download
memory/1752-2-0x0000000000E30000-0x0000000001713000-memory.dmp

Filesize
8.9MB

Download
memory/1752-4-0x0000000000E30000-0x0000000001713000-memory.dmp

Filesize
8.9MB

Download
memory/1752-5-0x0000000000E30000-0x0000000001713000-memory.dmp

Filesize
8.9MB

Download
memory/1752-3-0x0000000000E30000-0x0000000001713000-memory.dmp

Filesize
8.9MB

Download