6b20615de24c054915f24d7d8c1dd0db7e9bab6ec58032aaa2a8c1744c6b0352

Analysis

max time kernel
42s
max time network
103s
platform
windows7_x64
resource
win7-20220718-en
resource tags

arch:x64arch:x86image:win7-20220718-enlocale:en-usos:windows7-x64system
submitted
02-08-2022 12:50

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General

Target

6b20615de24c054915f24d7d8c1dd0db7e9bab6ec58032aaa2a8c1744c6b0352.exe
Size

5.7MB
MD5

07b8562e454313bd0d59510ceb2283cf
SHA1

ec2e0bd71a55dd81d4db528a4cf9e7f9d79ffb51
SHA256

6b20615de24c054915f24d7d8c1dd0db7e9bab6ec58032aaa2a8c1744c6b0352
SHA512

70e14d8c4c13a5f38b4eb44c88f94c44271826cd69c354e5ae12bd222bb71a3c66fd10e5ec9c4da4f66e2c2ea1865cd6b40aa2031b0e74bca960510fc634186b

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:

6b20615de24c054915f24d7d8c1dd0db7e9bab6ec58032aaa2a8c1744c6b0352.exe

description ioc process

Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ 6b20615de24c054915f24d7d8c1dd0db7e9bab6ec58032aaa2a8c1744c6b0352.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	6b20615de24c054915f24d7d8c1dd0db7e9bab6ec58032aaa2a8c1744c6b0352.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:

6b20615de24c054915f24d7d8c1dd0db7e9bab6ec58032aaa2a8c1744c6b0352.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	6b20615de24c054915f24d7d8c1dd0db7e9bab6ec58032aaa2a8c1744c6b0352.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	6b20615de24c054915f24d7d8c1dd0db7e9bab6ec58032aaa2a8c1744c6b0352.exe

Loads dropped DLL 2 IoCs

Processes:

6b20615de24c054915f24d7d8c1dd0db7e9bab6ec58032aaa2a8c1744c6b0352.exe

pid	process
892	6b20615de24c054915f24d7d8c1dd0db7e9bab6ec58032aaa2a8c1744c6b0352.exe
892	6b20615de24c054915f24d7d8c1dd0db7e9bab6ec58032aaa2a8c1744c6b0352.exe

Themida packer 4 IoCs

Detects Themida, an advanced Windows software protection system.

themida

Processes:

resource	yara_rule
behavioral1/memory/892-55-0x0000000000400000-0x0000000000A12000-memory.dmp	themida
behavioral1/memory/892-56-0x0000000000400000-0x0000000000A12000-memory.dmp	themida
behavioral1/memory/892-59-0x0000000000400000-0x0000000000A12000-memory.dmp	themida
behavioral1/memory/892-60-0x0000000000400000-0x0000000000A12000-memory.dmp	themida

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

6b20615de24c054915f24d7d8c1dd0db7e9bab6ec58032aaa2a8c1744c6b0352.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	6b20615de24c054915f24d7d8c1dd0db7e9bab6ec58032aaa2a8c1744c6b0352.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

C:\Users\Admin\AppData\Local\Temp\6b20615de24c054915f24d7d8c1dd0db7e9bab6ec58032aaa2a8c1744c6b0352.exe
"C:\Users\Admin\AppData\Local\Temp\6b20615de24c054915f24d7d8c1dd0db7e9bab6ec58032aaa2a8c1744c6b0352.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Loads dropped DLL
- Checks whether UAC is enabled
PID:892

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

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Downloads

\Users\Admin\AppData\Local\Temp\nso9C3.tmp\INetC.dll
Filesize
25KB

MD5
40d7eca32b2f4d29db98715dd45bfac5

SHA1
124df3f617f562e46095776454e1c0c7bb791cc7

SHA256
85e03805f90f72257dd41bfdaa186237218bbb0ec410ad3b6576a88ea11dccb9

SHA512
5fd4f516ce23fb7e705e150d5c1c93fc7133694ba495fb73101674a528883a013a34ab258083aa7ce6072973b067a605158316a4c9159c1b4d765761f91c513d

Download Submit
\Users\Admin\AppData\Local\Temp\nso9C3.tmp\xml.dll
Filesize
1.3MB

MD5
343eb0fb234bb7b2b0c5a39fff2af0d8

SHA1
14caa5975caff455c5332a0999d4db2ea8bb8a19

SHA256
95a0b9219a4f42594919966ff553afd5ec3956ef24dc4438305f98c773cf28cc

SHA512
42d79301051d992d9306987ba11db934bf5c0ec5ea7b40031e5114e4cbde4624110604cf3bd41ebf29763fd5002b3e7a361f57400b023d2df051559d6f7cb060

Download Submit
memory/892-54-0x0000000075831000-0x0000000075833000-memory.dmp

Filesize
8KB

Download
memory/892-55-0x0000000000400000-0x0000000000A12000-memory.dmp

Filesize
6.1MB

Download
memory/892-56-0x0000000000400000-0x0000000000A12000-memory.dmp

Filesize
6.1MB

Download
memory/892-59-0x0000000000400000-0x0000000000A12000-memory.dmp

Filesize
6.1MB

Download
memory/892-60-0x0000000000400000-0x0000000000A12000-memory.dmp

Filesize
6.1MB

Download