4704353d7891b4ce26d4a0cf994be73bddead85ce028ca1228a0ef1110c675a1

Analysis

max time kernel
154s
max time network
140s
platform
windows10-2004_x64
resource
win10v2004-20220722-en
resource tags

arch:x64arch:x86image:win10v2004-20220722-enlocale:en-usos:windows10-2004-x64system
submitted
02-08-2022 12:51

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General

Target

4704353d7891b4ce26d4a0cf994be73bddead85ce028ca1228a0ef1110c675a1.exe
Size

5.9MB
MD5

2c5614f158f75fa9c609b0b3a20adc8c
SHA1

f309060d2bd6a76bceb3233d52973bebe70635e1
SHA256

4704353d7891b4ce26d4a0cf994be73bddead85ce028ca1228a0ef1110c675a1
SHA512

df3c9831ae15f2633cfedf2aa6272a723800a3669ef7c695af710ffd083be5e47232f5fecfcd40a9256ba8e0b112bb90750124fccccaf8580d50c58b45594248

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:

4704353d7891b4ce26d4a0cf994be73bddead85ce028ca1228a0ef1110c675a1.exe

description ioc process

Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ 4704353d7891b4ce26d4a0cf994be73bddead85ce028ca1228a0ef1110c675a1.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	4704353d7891b4ce26d4a0cf994be73bddead85ce028ca1228a0ef1110c675a1.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:

4704353d7891b4ce26d4a0cf994be73bddead85ce028ca1228a0ef1110c675a1.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	4704353d7891b4ce26d4a0cf994be73bddead85ce028ca1228a0ef1110c675a1.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	4704353d7891b4ce26d4a0cf994be73bddead85ce028ca1228a0ef1110c675a1.exe

Loads dropped DLL 3 IoCs

Processes:

4704353d7891b4ce26d4a0cf994be73bddead85ce028ca1228a0ef1110c675a1.exe

pid	process
4996	4704353d7891b4ce26d4a0cf994be73bddead85ce028ca1228a0ef1110c675a1.exe
4996	4704353d7891b4ce26d4a0cf994be73bddead85ce028ca1228a0ef1110c675a1.exe
4996	4704353d7891b4ce26d4a0cf994be73bddead85ce028ca1228a0ef1110c675a1.exe

Themida packer 5 IoCs

Detects Themida, an advanced Windows software protection system.

themida

Processes:

resource	yara_rule
behavioral2/memory/4996-132-0x0000000000400000-0x0000000000A48000-memory.dmp	themida
behavioral2/memory/4996-133-0x0000000000400000-0x0000000000A48000-memory.dmp	themida
behavioral2/memory/4996-134-0x0000000000400000-0x0000000000A48000-memory.dmp	themida
behavioral2/memory/4996-139-0x0000000000400000-0x0000000000A48000-memory.dmp	themida
behavioral2/memory/4996-140-0x0000000000400000-0x0000000000A48000-memory.dmp	themida

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

4704353d7891b4ce26d4a0cf994be73bddead85ce028ca1228a0ef1110c675a1.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	4704353d7891b4ce26d4a0cf994be73bddead85ce028ca1228a0ef1110c675a1.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\4704353d7891b4ce26d4a0cf994be73bddead85ce028ca1228a0ef1110c675a1.exe
"C:\Users\Admin\AppData\Local\Temp\4704353d7891b4ce26d4a0cf994be73bddead85ce028ca1228a0ef1110c675a1.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:4996

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

C:\Users\Admin\AppData\Local\Temp\nsd6998.tmp\INetC.dll
Filesize
25KB

MD5
40d7eca32b2f4d29db98715dd45bfac5

SHA1
124df3f617f562e46095776454e1c0c7bb791cc7

SHA256
85e03805f90f72257dd41bfdaa186237218bbb0ec410ad3b6576a88ea11dccb9

SHA512
5fd4f516ce23fb7e705e150d5c1c93fc7133694ba495fb73101674a528883a013a34ab258083aa7ce6072973b067a605158316a4c9159c1b4d765761f91c513d

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsd6998.tmp\INetC.dll
Filesize
25KB

MD5
40d7eca32b2f4d29db98715dd45bfac5

SHA1
124df3f617f562e46095776454e1c0c7bb791cc7

SHA256
85e03805f90f72257dd41bfdaa186237218bbb0ec410ad3b6576a88ea11dccb9

SHA512
5fd4f516ce23fb7e705e150d5c1c93fc7133694ba495fb73101674a528883a013a34ab258083aa7ce6072973b067a605158316a4c9159c1b4d765761f91c513d

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsd6998.tmp\xml.dll
Filesize
1.4MB

MD5
143637e6ed4e09e56b6ff1cf91d9e93c

SHA1
e123dd8cf6784fc1a0c918f620c70c11442a845c

SHA256
e66f82175b2d8de2787100f789c6c27e0359fffef20b9e46ebbe8bbe60f2d23c

SHA512
d14856536e0567c5a6ecabf34be3c0e24bb03275c92280b261197f618e20c3e46c415167b11c62a375545d66f3568d0672ef6e603cc6a92c85b9d71cd24da3f0

Download Submit
memory/4996-132-0x0000000000400000-0x0000000000A48000-memory.dmp

Filesize
6.3MB

Download
memory/4996-133-0x0000000000400000-0x0000000000A48000-memory.dmp

Filesize
6.3MB

Download
memory/4996-134-0x0000000000400000-0x0000000000A48000-memory.dmp

Filesize
6.3MB

Download
memory/4996-138-0x00000000039D1000-0x00000000039D5000-memory.dmp

Filesize
16KB

Download
memory/4996-139-0x0000000000400000-0x0000000000A48000-memory.dmp

Filesize
6.3MB

Download
memory/4996-140-0x0000000000400000-0x0000000000A48000-memory.dmp

Filesize
6.3MB

Download