aea4435244666380b895db36ff76c6f4cc1a79a820c2c3c94bb7b0936366635e

Analysis

max time kernel
192s
max time network
200s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
26-12-2023 05:06

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General

Target

569f9924667f80f835bb9c459ced6be3.exe
Size

4.0MB
MD5

569f9924667f80f835bb9c459ced6be3
SHA1

245d92ea8b7bdb1c5f345a31db021dc163fd680f
SHA256

aea4435244666380b895db36ff76c6f4cc1a79a820c2c3c94bb7b0936366635e
SHA512

fd0ba553fbe0c586edb4dd7096076569427f42f5f139a25b75d33099579e2367f6ead8aa64d9c0d7fc78c0d892d93784d00eba3bb85e783656bf227bf3b0bd9b
SSDEEP

49152:Y0lVwS9ld0t2LzZolUylfRpCZpMQTM/6xv8nT9593SbmS3/6:Y0HZ9l6t2LzZolhfRpCZVMx95dNO/6

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__	569f9924667f80f835bb9c459ced6be3.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	569f9924667f80f835bb9c459ced6be3.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	569f9924667f80f835bb9c459ced6be3.exe

Themida packer 5 IoCs

Detects Themida, an advanced Windows software protection system.

themida

resource	yara_rule
behavioral2/memory/3820-0-0x0000000000560000-0x0000000000969000-memory.dmp	themida
behavioral2/memory/3820-1-0x0000000000560000-0x0000000000969000-memory.dmp	themida
behavioral2/memory/3820-3-0x0000000000560000-0x0000000000969000-memory.dmp	themida
behavioral2/memory/3820-4-0x0000000000560000-0x0000000000969000-memory.dmp	themida
behavioral2/memory/3820-8-0x0000000000560000-0x0000000000969000-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	569f9924667f80f835bb9c459ced6be3.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
3820	569f9924667f80f835bb9c459ced6be3.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3820 wrote to memory of 4296	3820	569f9924667f80f835bb9c459ced6be3.exe	93
PID 3820 wrote to memory of 4296	3820	569f9924667f80f835bb9c459ced6be3.exe	93
PID 3820 wrote to memory of 4296	3820	569f9924667f80f835bb9c459ced6be3.exe	93

C:\Users\Admin\AppData\Local\Temp\569f9924667f80f835bb9c459ced6be3.exe
"C:\Users\Admin\AppData\Local\Temp\569f9924667f80f835bb9c459ced6be3.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:3820
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\38202AU4.bat" "C:\Users\Admin\AppData\Local\Temp\569f9924667f80f835bb9c459ced6be3.exe""
  2⤵
  PID:4296

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

C:\Users\Admin\AppData\Local\Temp\38202AU4.bat

Filesize
33B

MD5
77fc02da961f38e33e8b07a0f0094a7b

SHA1
7c9536111b05ed5241a98203a66dc3a74d456e6d

SHA256
99ad9a43956617a90d1c5d2822b81d31a2397d86f68f41b7249642bf06a3e582

SHA512
f62aa357604cc0c7654cb46717e9638ba3d25b5cfac2fa9ac926621bd7d10c1dc5ef283c159ba82e642d8b43a1f5fb29434f7945fcf05b9fdf51c06b11a4718a

Download Submit
memory/3820-0-0x0000000000560000-0x0000000000969000-memory.dmp

Filesize
4.0MB

Download
memory/3820-1-0x0000000000560000-0x0000000000969000-memory.dmp

Filesize
4.0MB

Download
memory/3820-2-0x0000000077084000-0x0000000077086000-memory.dmp

Filesize
8KB

Download
memory/3820-3-0x0000000000560000-0x0000000000969000-memory.dmp

Filesize
4.0MB

Download
memory/3820-4-0x0000000000560000-0x0000000000969000-memory.dmp

Filesize
4.0MB

Download
memory/3820-8-0x0000000000560000-0x0000000000969000-memory.dmp

Filesize
4.0MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads