263ea5ce55f4a953b49f6f49287394c511fd890913b4617a9b4953b0a8f9de75

Analysis

max time kernel
290s
max time network
123s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
12/02/2024, 04:50

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General

Target

263ea5ce55f4a953b49f6f49287394c511fd890913b4617a9b4953b0a8f9de75.exe
Size

4.8MB
MD5

24f779d69f790e56d9e1c4fdd6d96c86
SHA1

5d546d3c187d2ed3f6ffa07390900ab1029d3283
SHA256

263ea5ce55f4a953b49f6f49287394c511fd890913b4617a9b4953b0a8f9de75
SHA512

76f3dc24b54a376879b2268d01af36de9d7af2d2fbf9a7583a21469085abcaa404c0510d2db4b6529a10e3d42fd5288879cce493a13d5a8021b4a5373ebbe26c
SSDEEP

98304:r7UHemPdguFDFGHkby74ycoAfZM1XhUWJyXXR9dooRurVy8R3WPOel3aq0l79:HhmquFFGDs/oMZAXhUwyHR9kyrPOtq0/

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__	263ea5ce55f4a953b49f6f49287394c511fd890913b4617a9b4953b0a8f9de75.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\VideoBiosVersion	263ea5ce55f4a953b49f6f49287394c511fd890913b4617a9b4953b0a8f9de75.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	263ea5ce55f4a953b49f6f49287394c511fd890913b4617a9b4953b0a8f9de75.exe

Themida packer 8 IoCs

Detects Themida, an advanced Windows software protection system.

themida

resource	yara_rule
behavioral1/memory/1044-0-0x00000000012D0000-0x0000000001E65000-memory.dmp	themida
behavioral1/memory/1044-2-0x00000000012D0000-0x0000000001E65000-memory.dmp	themida
behavioral1/memory/1044-3-0x00000000012D0000-0x0000000001E65000-memory.dmp	themida
behavioral1/memory/1044-4-0x00000000012D0000-0x0000000001E65000-memory.dmp	themida
behavioral1/memory/1044-5-0x00000000012D0000-0x0000000001E65000-memory.dmp	themida
behavioral1/memory/1044-6-0x00000000012D0000-0x0000000001E65000-memory.dmp	themida
behavioral1/memory/1044-7-0x00000000012D0000-0x0000000001E65000-memory.dmp	themida
behavioral1/memory/1044-9-0x00000000012D0000-0x0000000001E65000-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	263ea5ce55f4a953b49f6f49287394c511fd890913b4617a9b4953b0a8f9de75.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
1044	263ea5ce55f4a953b49f6f49287394c511fd890913b4617a9b4953b0a8f9de75.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1972	1044	WerFault.exe	27

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1044 wrote to memory of 1972	1044	263ea5ce55f4a953b49f6f49287394c511fd890913b4617a9b4953b0a8f9de75.exe	28
PID 1044 wrote to memory of 1972	1044	263ea5ce55f4a953b49f6f49287394c511fd890913b4617a9b4953b0a8f9de75.exe	28
PID 1044 wrote to memory of 1972	1044	263ea5ce55f4a953b49f6f49287394c511fd890913b4617a9b4953b0a8f9de75.exe	28
PID 1044 wrote to memory of 1972	1044	263ea5ce55f4a953b49f6f49287394c511fd890913b4617a9b4953b0a8f9de75.exe	28

C:\Users\Admin\AppData\Local\Temp\263ea5ce55f4a953b49f6f49287394c511fd890913b4617a9b4953b0a8f9de75.exe
"C:\Users\Admin\AppData\Local\Temp\263ea5ce55f4a953b49f6f49287394c511fd890913b4617a9b4953b0a8f9de75.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:1044
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1044 -s 132
  2⤵
  - Program crash
  PID:1972

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/1044-0-0x00000000012D0000-0x0000000001E65000-memory.dmp

Filesize
11.6MB

Download
memory/1044-1-0x00000000770B0000-0x00000000770B2000-memory.dmp

Filesize
8KB

Download
memory/1044-2-0x00000000012D0000-0x0000000001E65000-memory.dmp

Filesize
11.6MB

Download
memory/1044-3-0x00000000012D0000-0x0000000001E65000-memory.dmp

Filesize
11.6MB

Download
memory/1044-4-0x00000000012D0000-0x0000000001E65000-memory.dmp

Filesize
11.6MB

Download
memory/1044-5-0x00000000012D0000-0x0000000001E65000-memory.dmp

Filesize
11.6MB

Download
memory/1044-6-0x00000000012D0000-0x0000000001E65000-memory.dmp

Filesize
11.6MB

Download
memory/1044-7-0x00000000012D0000-0x0000000001E65000-memory.dmp

Filesize
11.6MB

Download
memory/1044-8-0x0000000000130000-0x0000000000131000-memory.dmp

Filesize
4KB

Download
memory/1044-9-0x00000000012D0000-0x0000000001E65000-memory.dmp

Filesize
11.6MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads