6b452890a1055a3e6f78c91b48b066cb2d1fcba5663ba7e07c0af30d2252c41f

Analysis

max time kernel
141s
max time network
126s
platform
windows7_x64
resource
win7-20230831-en
resource tags

arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
submitted
07/10/2023, 02:55

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General

Target

6b452890a1055a3e6f78c91b48b066cb2d1fcba5663ba7e07c0af30d2252c41f.exe
Size

15.0MB
MD5

44389497969be6a61c6092c9402aa2ed
SHA1

80330a87343d8f227cda1f6c7ea9f4afe4bddf52
SHA256

6b452890a1055a3e6f78c91b48b066cb2d1fcba5663ba7e07c0af30d2252c41f
SHA512

1af334dc5ac883c7a8c28f591d4a7e2dfa402aecb268de438cbceff9b286e33143d706a728a26219dab7ff125b991e5a3c69fe59c76993233b7d128ed3dd2484
SSDEEP

393216:gZH64A5sSIYqA/Y7ezW9Um/LmHT5Rd+6Qi7e:gZHdysSIYZq9fSGB

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__	6b452890a1055a3e6f78c91b48b066cb2d1fcba5663ba7e07c0af30d2252c41f.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	6b452890a1055a3e6f78c91b48b066cb2d1fcba5663ba7e07c0af30d2252c41f.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	6b452890a1055a3e6f78c91b48b066cb2d1fcba5663ba7e07c0af30d2252c41f.exe

Themida packer 2 IoCs

Detects Themida, an advanced Windows software protection system.

themida

resource	yara_rule
behavioral1/memory/3048-13-0x0000000000E90000-0x0000000002314000-memory.dmp	themida
behavioral1/memory/3048-14-0x0000000000E90000-0x0000000002314000-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	6b452890a1055a3e6f78c91b48b066cb2d1fcba5663ba7e07c0af30d2252c41f.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
3048	6b452890a1055a3e6f78c91b48b066cb2d1fcba5663ba7e07c0af30d2252c41f.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2732	3048	WerFault.exe	27

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 3048 wrote to memory of 2732	3048	6b452890a1055a3e6f78c91b48b066cb2d1fcba5663ba7e07c0af30d2252c41f.exe	28
PID 3048 wrote to memory of 2732	3048	6b452890a1055a3e6f78c91b48b066cb2d1fcba5663ba7e07c0af30d2252c41f.exe	28
PID 3048 wrote to memory of 2732	3048	6b452890a1055a3e6f78c91b48b066cb2d1fcba5663ba7e07c0af30d2252c41f.exe	28
PID 3048 wrote to memory of 2732	3048	6b452890a1055a3e6f78c91b48b066cb2d1fcba5663ba7e07c0af30d2252c41f.exe	28

C:\Users\Admin\AppData\Local\Temp\6b452890a1055a3e6f78c91b48b066cb2d1fcba5663ba7e07c0af30d2252c41f.exe
"C:\Users\Admin\AppData\Local\Temp\6b452890a1055a3e6f78c91b48b066cb2d1fcba5663ba7e07c0af30d2252c41f.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 use of WriteProcessMemory
PID:3048
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3048 -s 588
  2⤵
  - Program crash
  PID:2732

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/3048-0-0x0000000000E90000-0x0000000002314000-memory.dmp

Filesize
20.5MB

Download
memory/3048-1-0x0000000075980000-0x0000000075A90000-memory.dmp

Filesize
1.1MB

Download
memory/3048-2-0x0000000075DE0000-0x0000000075E27000-memory.dmp

Filesize
284KB

Download
memory/3048-3-0x0000000075980000-0x0000000075A90000-memory.dmp

Filesize
1.1MB

Download
memory/3048-4-0x0000000075980000-0x0000000075A90000-memory.dmp

Filesize
1.1MB

Download
memory/3048-5-0x0000000075980000-0x0000000075A90000-memory.dmp

Filesize
1.1MB

Download
memory/3048-8-0x0000000075980000-0x0000000075A90000-memory.dmp

Filesize
1.1MB

Download
memory/3048-10-0x00000000770E0000-0x00000000770E2000-memory.dmp

Filesize
8KB

Download
memory/3048-11-0x0000000075980000-0x0000000075A90000-memory.dmp

Filesize
1.1MB

Download
memory/3048-12-0x00000000740F0000-0x00000000747DE000-memory.dmp

Filesize
6.9MB

Download
memory/3048-13-0x0000000000E90000-0x0000000002314000-memory.dmp

Filesize
20.5MB

Download
memory/3048-14-0x0000000000E90000-0x0000000002314000-memory.dmp

Filesize
20.5MB

Download
memory/3048-16-0x0000000000E90000-0x0000000002314000-memory.dmp

Filesize
20.5MB

Download
memory/3048-17-0x0000000075DE0000-0x0000000075E27000-memory.dmp

Filesize
284KB

Download
memory/3048-18-0x0000000075980000-0x0000000075A90000-memory.dmp

Filesize
1.1MB

Download
memory/3048-19-0x0000000075980000-0x0000000075A90000-memory.dmp

Filesize
1.1MB

Download
memory/3048-20-0x00000000740F0000-0x00000000747DE000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads