6bf0ff51fe6cedbce063dd18ee29f97f80cdd03e8ad38730def13979576b802b

General

Target

6bf0ff51fe6cedbce063dd18ee29f97f80cdd03e8ad38730def13979576b802b.exe
Size

2.6MB
MD5

c6bdbd8da4de7fc864b4e2c518eb85a2
SHA1

1a73470ab381256484393f4e0e6c6372ca2e0649
SHA256

6bf0ff51fe6cedbce063dd18ee29f97f80cdd03e8ad38730def13979576b802b
SHA512

afe57691b96051c3133ce68910d855684296af7976895d791978a0d75e32b0257134caa60f3dea60d38b4828db7070adb3ccaba8374183cbf7c8421dacdb6778

Score

9^/10

evasion themida trojan

Malware Config

Signatures

Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 2 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

Processes:

6bf0ff51fe6cedbce063dd18ee29f97f80cdd03e8ad38730def13979576b802b.exeSmartClock.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	6bf0ff51fe6cedbce063dd18ee29f97f80cdd03e8ad38730def13979576b802b.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	SmartClock.exe

Executes dropped EXE 1 IoCs

Processes:

SmartClock.exe

pid process

3632 SmartClock.exe

pid	process
3632	SmartClock.exe

Checks BIOS information in registry 2 TTPs 4 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

6bf0ff51fe6cedbce063dd18ee29f97f80cdd03e8ad38730def13979576b802b.exeSmartClock.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	6bf0ff51fe6cedbce063dd18ee29f97f80cdd03e8ad38730def13979576b802b.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	6bf0ff51fe6cedbce063dd18ee29f97f80cdd03e8ad38730def13979576b802b.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	SmartClock.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	SmartClock.exe

Drops startup file 1 IoCs

Processes:

6bf0ff51fe6cedbce063dd18ee29f97f80cdd03e8ad38730def13979576b802b.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\SmartClock.lnk	6bf0ff51fe6cedbce063dd18ee29f97f80cdd03e8ad38730def13979576b802b.exe

Themida packer 16 IoCs

Detects Themida, an advanced Windows software protection system.

themida

Processes:

resource	yara_rule
behavioral2/memory/1324-130-0x00000000004F0000-0x0000000000B82000-memory.dmp	themida
behavioral2/memory/1324-132-0x00000000004F0000-0x0000000000B82000-memory.dmp	themida
behavioral2/memory/1324-133-0x00000000004F0000-0x0000000000B82000-memory.dmp	themida
behavioral2/memory/1324-135-0x00000000004F0000-0x0000000000B82000-memory.dmp	themida
behavioral2/memory/1324-136-0x00000000004F0000-0x0000000000B82000-memory.dmp	themida
behavioral2/memory/1324-137-0x00000000004F0000-0x0000000000B82000-memory.dmp	themida
C:\Users\Admin\AppData\Roaming\Smart Clock\SmartClock.exe	themida
behavioral2/memory/1324-142-0x00000000004F0000-0x0000000000B82000-memory.dmp	themida
C:\Users\Admin\AppData\Roaming\Smart Clock\SmartClock.exe	themida
behavioral2/memory/3632-144-0x0000000000620000-0x0000000000CB2000-memory.dmp	themida
behavioral2/memory/3632-145-0x0000000000620000-0x0000000000CB2000-memory.dmp	themida
behavioral2/memory/3632-146-0x0000000000620000-0x0000000000CB2000-memory.dmp	themida
behavioral2/memory/3632-147-0x0000000000620000-0x0000000000CB2000-memory.dmp	themida
behavioral2/memory/3632-148-0x0000000000620000-0x0000000000CB2000-memory.dmp	themida
behavioral2/memory/3632-149-0x0000000000620000-0x0000000000CB2000-memory.dmp	themida
behavioral2/memory/3632-151-0x0000000000620000-0x0000000000CB2000-memory.dmp	themida

Checks whether UAC is enabled 1 TTPs 2 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

6bf0ff51fe6cedbce063dd18ee29f97f80cdd03e8ad38730def13979576b802b.exeSmartClock.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	6bf0ff51fe6cedbce063dd18ee29f97f80cdd03e8ad38730def13979576b802b.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	SmartClock.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

Processes:

6bf0ff51fe6cedbce063dd18ee29f97f80cdd03e8ad38730def13979576b802b.exeSmartClock.exe

pid process

1324 6bf0ff51fe6cedbce063dd18ee29f97f80cdd03e8ad38730def13979576b802b.exe
3632 SmartClock.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

SmartClock.exe

pid process

3632 SmartClock.exe

pid	process
1324	6bf0ff51fe6cedbce063dd18ee29f97f80cdd03e8ad38730def13979576b802b.exe
3632	SmartClock.exe

pid	process
3632	SmartClock.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

6bf0ff51fe6cedbce063dd18ee29f97f80cdd03e8ad38730def13979576b802b.exe

description	pid	process	target process
PID 1324 wrote to memory of 3632	1324	6bf0ff51fe6cedbce063dd18ee29f97f80cdd03e8ad38730def13979576b802b.exe	SmartClock.exe
PID 1324 wrote to memory of 3632	1324	6bf0ff51fe6cedbce063dd18ee29f97f80cdd03e8ad38730def13979576b802b.exe	SmartClock.exe
PID 1324 wrote to memory of 3632	1324	6bf0ff51fe6cedbce063dd18ee29f97f80cdd03e8ad38730def13979576b802b.exe	SmartClock.exe

C:\Users\Admin\AppData\Local\Temp\6bf0ff51fe6cedbce063dd18ee29f97f80cdd03e8ad38730def13979576b802b.exe
"C:\Users\Admin\AppData\Local\Temp\6bf0ff51fe6cedbce063dd18ee29f97f80cdd03e8ad38730def13979576b802b.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Drops startup file
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of WriteProcessMemory
PID:1324

C:\Users\Admin\AppData\Roaming\Smart Clock\SmartClock.exe
"C:\Users\Admin\AppData\Roaming\Smart Clock\SmartClock.exe"
2⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Executes dropped EXE
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: AddClipboardFormatListener
PID:3632

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

3

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\Smart Clock\SmartClock.exe
Filesize
2.6MB

MD5
c6bdbd8da4de7fc864b4e2c518eb85a2

SHA1
1a73470ab381256484393f4e0e6c6372ca2e0649

SHA256
6bf0ff51fe6cedbce063dd18ee29f97f80cdd03e8ad38730def13979576b802b

SHA512
afe57691b96051c3133ce68910d855684296af7976895d791978a0d75e32b0257134caa60f3dea60d38b4828db7070adb3ccaba8374183cbf7c8421dacdb6778

Download Submit
C:\Users\Admin\AppData\Roaming\Smart Clock\SmartClock.exe
Filesize
2.6MB

MD5
c6bdbd8da4de7fc864b4e2c518eb85a2

SHA1
1a73470ab381256484393f4e0e6c6372ca2e0649

SHA256
6bf0ff51fe6cedbce063dd18ee29f97f80cdd03e8ad38730def13979576b802b

SHA512
afe57691b96051c3133ce68910d855684296af7976895d791978a0d75e32b0257134caa60f3dea60d38b4828db7070adb3ccaba8374183cbf7c8421dacdb6778

Download Submit
memory/1324-142-0x00000000004F0000-0x0000000000B82000-memory.dmp

Filesize
6.6MB

Download
memory/1324-132-0x00000000004F0000-0x0000000000B82000-memory.dmp

Filesize
6.6MB

Download
memory/1324-135-0x00000000004F0000-0x0000000000B82000-memory.dmp

Filesize
6.6MB

Download
memory/1324-136-0x00000000004F0000-0x0000000000B82000-memory.dmp

Filesize
6.6MB

Download
memory/1324-137-0x00000000004F0000-0x0000000000B82000-memory.dmp

Filesize
6.6MB

Download
memory/1324-138-0x00000000777B0000-0x0000000077953000-memory.dmp

Filesize
1.6MB

Download
memory/1324-143-0x00000000777B0000-0x0000000077953000-memory.dmp

Filesize
1.6MB

Download
memory/1324-134-0x00000000777B0000-0x0000000077953000-memory.dmp

Filesize
1.6MB

Download
memory/1324-130-0x00000000004F0000-0x0000000000B82000-memory.dmp

Filesize
6.6MB

Download
memory/1324-133-0x00000000004F0000-0x0000000000B82000-memory.dmp

Filesize
6.6MB

Download
memory/3632-139-0x0000000000000000-mapping.dmp

Download
memory/3632-144-0x0000000000620000-0x0000000000CB2000-memory.dmp

Filesize
6.6MB

Download
memory/3632-145-0x0000000000620000-0x0000000000CB2000-memory.dmp

Filesize
6.6MB

Download
memory/3632-146-0x0000000000620000-0x0000000000CB2000-memory.dmp

Filesize
6.6MB

Download
memory/3632-147-0x0000000000620000-0x0000000000CB2000-memory.dmp

Filesize
6.6MB

Download
memory/3632-148-0x0000000000620000-0x0000000000CB2000-memory.dmp

Filesize
6.6MB

Download
memory/3632-150-0x00000000777B0000-0x0000000077953000-memory.dmp

Filesize
1.6MB

Download
memory/3632-149-0x0000000000620000-0x0000000000CB2000-memory.dmp

Filesize
6.6MB

Download
memory/3632-151-0x0000000000620000-0x0000000000CB2000-memory.dmp

Filesize
6.6MB

Download
memory/3632-152-0x00000000777B0000-0x0000000077953000-memory.dmp

Filesize
1.6MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads