47b802f035c557bebad7c4392d61948b1d768e7697af6509f1ced4b5cbc58bb3

Analysis

max time kernel
20s
max time network
18s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
20-07-2024 17:34

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General

Target

release/main/loader.exe
Size

4.1MB
MD5

9ecdc9ed1bea6c226f92d740d43400b9
SHA1

b5b5066cd4284733d8c3f3d7de3ca6653091ae10
SHA256

60c57f14c2e0e0df0bda16646b21dddceaee0159dafbbb8daba310d4e1b5be6c
SHA512

30bc705a2438288e3647d5adfc6119d751823970972b9c6b39a60384a2b7ac261986026b8d1c0b0ca7ee3d7e95363c97b873fdc5fad4096c903cb4e15bf57e43
SSDEEP

98304:vnUGAC+hqc8lqvdzw2nsNKYYURyc9JirsN4JzmUPj:PTn2qcUzp6UYeJRCxPj

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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	loader.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

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	loader.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	loader.exe

Themida packer 9 IoCs

Detects Themida, an advanced Windows software protection system.

themida

resource	yara_rule
behavioral2/memory/4240-0-0x00007FF645CD0000-0x00007FF64676F000-memory.dmp	themida
behavioral2/memory/4240-2-0x00007FF645CD0000-0x00007FF64676F000-memory.dmp	themida
behavioral2/memory/4240-4-0x00007FF645CD0000-0x00007FF64676F000-memory.dmp	themida
behavioral2/memory/4240-3-0x00007FF645CD0000-0x00007FF64676F000-memory.dmp	themida
behavioral2/memory/4240-6-0x00007FF645CD0000-0x00007FF64676F000-memory.dmp	themida
behavioral2/memory/4240-7-0x00007FF645CD0000-0x00007FF64676F000-memory.dmp	themida
behavioral2/memory/4240-5-0x00007FF645CD0000-0x00007FF64676F000-memory.dmp	themida
behavioral2/memory/4240-8-0x00007FF645CD0000-0x00007FF64676F000-memory.dmp	themida
behavioral2/memory/4240-9-0x00007FF645CD0000-0x00007FF64676F000-memory.dmp	themida

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

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

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
4240	loader.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
4240	loader.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4240	loader.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 4240 wrote to memory of 1152	4240	loader.exe	88
PID 4240 wrote to memory of 1152	4240	loader.exe	88
PID 1152 wrote to memory of 1204	1152	cmd.exe	90
PID 1152 wrote to memory of 1204	1152	cmd.exe	90
PID 1152 wrote to memory of 1032	1152	cmd.exe	91
PID 1152 wrote to memory of 1032	1152	cmd.exe	91
PID 1152 wrote to memory of 700	1152	cmd.exe	92
PID 1152 wrote to memory of 700	1152	cmd.exe	92

C:\Users\Admin\AppData\Local\Temp\release\main\loader.exe
"C:\Users\Admin\AppData\Local\Temp\release\main\loader.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: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4240
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c certutil -hashfile "C:\Users\Admin\AppData\Local\Temp\release\main\loader.exe" MD5 | find /i /v "md5" | find /i /v "certutil"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1152
- - C:\Windows\system32\certutil.exe
    certutil -hashfile "C:\Users\Admin\AppData\Local\Temp\release\main\loader.exe" MD5
    3⤵
    PID:1204
- - C:\Windows\system32\find.exe
    find /i /v "md5"
    3⤵
    PID:1032
- - C:\Windows\system32\find.exe
    find /i /v "certutil"
    3⤵
    PID:700

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/4240-0-0x00007FF645CD0000-0x00007FF64676F000-memory.dmp

Filesize
10.6MB

Download
memory/4240-1-0x00007FFFC1BB0000-0x00007FFFC1BB2000-memory.dmp

Filesize
8KB

Download
memory/4240-2-0x00007FF645CD0000-0x00007FF64676F000-memory.dmp

Filesize
10.6MB

Download
memory/4240-4-0x00007FF645CD0000-0x00007FF64676F000-memory.dmp

Filesize
10.6MB

Download
memory/4240-3-0x00007FF645CD0000-0x00007FF64676F000-memory.dmp

Filesize
10.6MB

Download
memory/4240-6-0x00007FF645CD0000-0x00007FF64676F000-memory.dmp

Filesize
10.6MB

Download
memory/4240-7-0x00007FF645CD0000-0x00007FF64676F000-memory.dmp

Filesize
10.6MB

Download
memory/4240-5-0x00007FF645CD0000-0x00007FF64676F000-memory.dmp

Filesize
10.6MB

Download
memory/4240-8-0x00007FF645CD0000-0x00007FF64676F000-memory.dmp

Filesize
10.6MB

Download
memory/4240-9-0x00007FF645CD0000-0x00007FF64676F000-memory.dmp

Filesize
10.6MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads