db68bfffa183ba56793f6ed4500ce565d89ce08ba08e4b649afe806b2e3448e8

General

Target

CodSpoofer.exe
Size

9.7MB
MD5

b73b703a7bad26a004520bfc2f7d9991
SHA1

44be69e21740f9aef70a552a9d9a1bc204238f18
SHA256

db68bfffa183ba56793f6ed4500ce565d89ce08ba08e4b649afe806b2e3448e8
SHA512

e3c36978bfaeb1692d207c48e8b62cc0ada935a3285980b254857d649491f11d06030abcda2144a2ea21be102b9e88a9fe53cca852a348c3ad03ad1bdf0364da

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:

CodSpoofer.exe

description ioc process

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

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

CodSpoofer.exe

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

Themida packer 9 IoCs

Detects Themida, an advanced Windows software protection system.

themida

Processes:

resource	yara_rule
behavioral2/memory/396-130-0x00007FF6E3650000-0x00007FF6E4C85000-memory.dmp	themida
behavioral2/memory/396-132-0x00007FF6E3650000-0x00007FF6E4C85000-memory.dmp	themida
behavioral2/memory/396-133-0x00007FF6E3650000-0x00007FF6E4C85000-memory.dmp	themida
behavioral2/memory/396-134-0x00007FF6E3650000-0x00007FF6E4C85000-memory.dmp	themida
behavioral2/memory/396-135-0x00007FF6E3650000-0x00007FF6E4C85000-memory.dmp	themida
behavioral2/memory/396-136-0x00007FF6E3650000-0x00007FF6E4C85000-memory.dmp	themida
behavioral2/memory/396-137-0x00007FF6E3650000-0x00007FF6E4C85000-memory.dmp	themida
behavioral2/memory/396-138-0x00007FF6E3650000-0x00007FF6E4C85000-memory.dmp	themida
behavioral2/memory/396-139-0x00007FF6E3650000-0x00007FF6E4C85000-memory.dmp	themida

Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

CodSpoofer.exe

description ioc process

Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA CodSpoofer.exe
Drops file in System32 directory 1 IoCs

Processes:

CodSpoofer.exe

description ioc process

File created C:\Windows\system32\qljezeecho.ini CodSpoofer.exe
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

Processes:

CodSpoofer.exe

pid process

396 CodSpoofer.exe
Suspicious behavior: RenamesItself 1 IoCs

Processes:

CodSpoofer.exe

pid process

396 CodSpoofer.exe

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

description	ioc	process
File created	C:\Windows\system32\qljezeecho.ini	CodSpoofer.exe

pid	process
396	CodSpoofer.exe

pid	process
396	CodSpoofer.exe

C:\Users\Admin\AppData\Local\Temp\CodSpoofer.exe
"C:\Users\Admin\AppData\Local\Temp\CodSpoofer.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Drops file in System32 directory
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: RenamesItself
PID:396

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

1

T1497

Credential Access

Discovery

Query Registry

2

T1012

Virtualization/Sandbox Evasion

1

T1497

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/396-130-0x00007FF6E3650000-0x00007FF6E4C85000-memory.dmp

Filesize
22.2MB

Download
memory/396-131-0x00007FFC4C8D0000-0x00007FFC4CAC5000-memory.dmp

Filesize
2.0MB

Download
memory/396-132-0x00007FF6E3650000-0x00007FF6E4C85000-memory.dmp

Filesize
22.2MB

Download
memory/396-133-0x00007FF6E3650000-0x00007FF6E4C85000-memory.dmp

Filesize
22.2MB

Download
memory/396-134-0x00007FF6E3650000-0x00007FF6E4C85000-memory.dmp

Filesize
22.2MB

Download
memory/396-135-0x00007FF6E3650000-0x00007FF6E4C85000-memory.dmp

Filesize
22.2MB

Download
memory/396-136-0x00007FF6E3650000-0x00007FF6E4C85000-memory.dmp

Filesize
22.2MB

Download
memory/396-137-0x00007FF6E3650000-0x00007FF6E4C85000-memory.dmp

Filesize
22.2MB

Download
memory/396-138-0x00007FF6E3650000-0x00007FF6E4C85000-memory.dmp

Filesize
22.2MB

Download
memory/396-139-0x00007FF6E3650000-0x00007FF6E4C85000-memory.dmp

Filesize
22.2MB

Download
memory/396-140-0x00007FFC4C8D0000-0x00007FFC4CAC5000-memory.dmp

Filesize
2.0MB

Download

Analysis

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