38fdcea1a60613c5e0ac45985312b01e34f1b39b6c86caa99c19e3bd971a2c59

Analysis

max time kernel
35s
max time network
42s
platform
windows7_x64
resource
win7-20220715-en
resource tags

arch:x64arch:x86image:win7-20220715-enlocale:en-usos:windows7-x64system
submitted
05-08-2022 22:15

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General

Target

38fdcea1a60613c5e0ac45985312b01e34f1b39b6c86caa99c19e3bd971a2c59.exe
Size

4.1MB
MD5

35239580e14f6a36f65cdd1d38c6173d
SHA1

dc979f23b12c5665ae3d75559c749c198e86eb89
SHA256

38fdcea1a60613c5e0ac45985312b01e34f1b39b6c86caa99c19e3bd971a2c59
SHA512

ca9c74f2dc6b21cbadde6173f3d92ea4620e92942121af8b01b264ab32a5e2bbac2396f6b83aeb28e9c6fb8dbc80d5f95b429549320c74e51596c9fe94d207f2

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:

38fdcea1a60613c5e0ac45985312b01e34f1b39b6c86caa99c19e3bd971a2c59.exe

description ioc process

Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ 38fdcea1a60613c5e0ac45985312b01e34f1b39b6c86caa99c19e3bd971a2c59.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	38fdcea1a60613c5e0ac45985312b01e34f1b39b6c86caa99c19e3bd971a2c59.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:

38fdcea1a60613c5e0ac45985312b01e34f1b39b6c86caa99c19e3bd971a2c59.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	38fdcea1a60613c5e0ac45985312b01e34f1b39b6c86caa99c19e3bd971a2c59.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	38fdcea1a60613c5e0ac45985312b01e34f1b39b6c86caa99c19e3bd971a2c59.exe

Themida packer 3 IoCs

Detects Themida, an advanced Windows software protection system.

themida

Processes:

resource	yara_rule
behavioral1/memory/1656-60-0x0000000000E10000-0x00000000017B2000-memory.dmp	themida
behavioral1/memory/1656-61-0x0000000000E10000-0x00000000017B2000-memory.dmp	themida
behavioral1/memory/1656-62-0x0000000000E10000-0x00000000017B2000-memory.dmp	themida

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

38fdcea1a60613c5e0ac45985312b01e34f1b39b6c86caa99c19e3bd971a2c59.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	38fdcea1a60613c5e0ac45985312b01e34f1b39b6c86caa99c19e3bd971a2c59.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

Processes:

38fdcea1a60613c5e0ac45985312b01e34f1b39b6c86caa99c19e3bd971a2c59.exe

pid process

1656 38fdcea1a60613c5e0ac45985312b01e34f1b39b6c86caa99c19e3bd971a2c59.exe
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

38fdcea1a60613c5e0ac45985312b01e34f1b39b6c86caa99c19e3bd971a2c59.exe

pid process

1656 38fdcea1a60613c5e0ac45985312b01e34f1b39b6c86caa99c19e3bd971a2c59.exe

pid	process
1656	38fdcea1a60613c5e0ac45985312b01e34f1b39b6c86caa99c19e3bd971a2c59.exe

pid	process
1656	38fdcea1a60613c5e0ac45985312b01e34f1b39b6c86caa99c19e3bd971a2c59.exe

C:\Users\Admin\AppData\Local\Temp\38fdcea1a60613c5e0ac45985312b01e34f1b39b6c86caa99c19e3bd971a2c59.exe
"C:\Users\Admin\AppData\Local\Temp\38fdcea1a60613c5e0ac45985312b01e34f1b39b6c86caa99c19e3bd971a2c59.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:1656

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

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Downloads

memory/1656-54-0x0000000075CD1000-0x0000000075CD3000-memory.dmp

Filesize
8KB

Download
memory/1656-55-0x0000000000E10000-0x00000000017B2000-memory.dmp

Filesize
9.6MB

Download
memory/1656-56-0x0000000077620000-0x00000000777A0000-memory.dmp

Filesize
1.5MB

Download
memory/1656-60-0x0000000000E10000-0x00000000017B2000-memory.dmp

Filesize
9.6MB

Download
memory/1656-61-0x0000000000E10000-0x00000000017B2000-memory.dmp

Filesize
9.6MB

Download
memory/1656-62-0x0000000000E10000-0x00000000017B2000-memory.dmp

Filesize
9.6MB

Download
memory/1656-63-0x0000000077620000-0x00000000777A0000-memory.dmp

Filesize
1.5MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads