d9ca11731d07260a50e32c7e89567ca407169830eaf7b2140e57c6027e5f8069

Analysis

max time kernel
140s
max time network
119s
platform
windows7_x64
resource
win7-20240419-en
resource tags

arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-x64system
submitted
28-04-2024 10:17

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General

Target

tpmphana.exe
Size

5.0MB
MD5

4ee2d70763070eb343bb7e117d91df54
SHA1

af9079e662734a7b522346a8674d7745a3dc5230
SHA256

d9ca11731d07260a50e32c7e89567ca407169830eaf7b2140e57c6027e5f8069
SHA512

4ec87331f4c02beba6a1122087fb2b091f1f09cbe77412f6903f6c9c58109f4711639960729fa49875ed160762142013eb8a34e25f8d3dbf7736f875ad722f30
SSDEEP

98304:rw/X8qMo1n7BIYrL7t+5oKi6RiYijSq+stXwgDMQKuIri9ManI7YVCA:rwJMqRrL7tqoKi64zjj+stXwAKrOMwIw

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

Processes:

tpmphana.exe

description ioc process

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

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	tpmphana.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:

tpmphana.exe

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

Themida packer 5 IoCs

Detects Themida, an advanced Windows software protection system.

themida

Processes:

resource	yara_rule
behavioral1/memory/3020-0-0x0000000140000000-0x0000000140C69000-memory.dmp	themida
behavioral1/memory/3020-2-0x0000000140000000-0x0000000140C69000-memory.dmp	themida
behavioral1/memory/3020-4-0x0000000140000000-0x0000000140C69000-memory.dmp	themida
behavioral1/memory/3020-3-0x0000000140000000-0x0000000140C69000-memory.dmp	themida
behavioral1/memory/3020-5-0x0000000140000000-0x0000000140C69000-memory.dmp	themida

Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

tpmphana.exe

description ioc process

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

Processes:

tpmphana.exe

pid process

3020 tpmphana.exe

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

pid	process
3020	tpmphana.exe

C:\Users\Admin\AppData\Local\Temp\tpmphana.exe
"C:\Users\Admin\AppData\Local\Temp\tpmphana.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
PID:3020

MITRE ATT&CK Matrix ATT&CK v13

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

Resource Development

Reconnaissance

Replay Monitor

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Downloads

memory/3020-0-0x0000000140000000-0x0000000140C69000-memory.dmp

Filesize
12.4MB

Download
memory/3020-1-0x0000000076D90000-0x0000000076F39000-memory.dmp

Filesize
1.7MB

Download
memory/3020-2-0x0000000140000000-0x0000000140C69000-memory.dmp

Filesize
12.4MB

Download
memory/3020-4-0x0000000140000000-0x0000000140C69000-memory.dmp

Filesize
12.4MB

Download
memory/3020-3-0x0000000140000000-0x0000000140C69000-memory.dmp

Filesize
12.4MB

Download
memory/3020-5-0x0000000140000000-0x0000000140C69000-memory.dmp

Filesize
12.4MB

Download
memory/3020-7-0x0000000076D90000-0x0000000076F39000-memory.dmp

Filesize
1.7MB

Download