e96c23db3466bfa4669093cff4ae6c5df18e7fdf82c4492ea5d2f27582970ec4

Reason

Machine shutdown

General

Target

e96c23db3466bfa4669093cff4ae6c5df18e7fdf82c4492ea5d2f27582970ec4.exe
Size

12.8MB
MD5

436e65677dce5bd35b8ba313aa748598
SHA1

0c20f9793dcf0c00dfc68d985ad37eb1a2320e6a
SHA256

e96c23db3466bfa4669093cff4ae6c5df18e7fdf82c4492ea5d2f27582970ec4
SHA512

74b4d6df9d30b9c765819ead80c42a9c14d0c70b097ffe6c322403b8ee4b4fe838fe09f5815625b5f2fb97d026f3b6ad0f7f17b1edc4907c0e91a0bf3b1d0f28
SSDEEP

196608:2ZrW0hKn2F1C5bZgCp6uMOWm6k07kpTIsQnkw4gbFVxVoyJPkhuHIcpSZgI57W:2Zr9hwAuMOWm10sQnzNxVoyRlSZgcW

Score

9^/10

bootkit evasion persistence 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__	e96c23db3466bfa4669093cff4ae6c5df18e7fdf82c4492ea5d2f27582970ec4.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	e96c23db3466bfa4669093cff4ae6c5df18e7fdf82c4492ea5d2f27582970ec4.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	e96c23db3466bfa4669093cff4ae6c5df18e7fdf82c4492ea5d2f27582970ec4.exe

Themida packer 9 IoCs

Detects Themida, an advanced Windows software protection system.

themida

resource	yara_rule
behavioral1/memory/2232-0-0x0000000000400000-0x0000000002358000-memory.dmp	themida
behavioral1/memory/2232-3-0x0000000000400000-0x0000000002358000-memory.dmp	themida
behavioral1/memory/2232-2-0x0000000000400000-0x0000000002358000-memory.dmp	themida
behavioral1/memory/2232-5-0x0000000000400000-0x0000000002358000-memory.dmp	themida
behavioral1/memory/2232-4-0x0000000000400000-0x0000000002358000-memory.dmp	themida
behavioral1/memory/2232-6-0x0000000000400000-0x0000000002358000-memory.dmp	themida
behavioral1/memory/2232-7-0x0000000000400000-0x0000000002358000-memory.dmp	themida
behavioral1/memory/2232-8-0x0000000000400000-0x0000000002358000-memory.dmp	themida
behavioral1/memory/2232-9-0x0000000000400000-0x0000000002358000-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	e96c23db3466bfa4669093cff4ae6c5df18e7fdf82c4492ea5d2f27582970ec4.exe

Enumerates connected drives 3 TTPs 21 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\H:	e96c23db3466bfa4669093cff4ae6c5df18e7fdf82c4492ea5d2f27582970ec4.exe
File opened (read-only)	\??\N:	e96c23db3466bfa4669093cff4ae6c5df18e7fdf82c4492ea5d2f27582970ec4.exe
File opened (read-only)	\??\O:	e96c23db3466bfa4669093cff4ae6c5df18e7fdf82c4492ea5d2f27582970ec4.exe
File opened (read-only)	\??\R:	e96c23db3466bfa4669093cff4ae6c5df18e7fdf82c4492ea5d2f27582970ec4.exe
File opened (read-only)	\??\M:	e96c23db3466bfa4669093cff4ae6c5df18e7fdf82c4492ea5d2f27582970ec4.exe
File opened (read-only)	\??\X:	e96c23db3466bfa4669093cff4ae6c5df18e7fdf82c4492ea5d2f27582970ec4.exe
File opened (read-only)	\??\G:	e96c23db3466bfa4669093cff4ae6c5df18e7fdf82c4492ea5d2f27582970ec4.exe
File opened (read-only)	\??\I:	e96c23db3466bfa4669093cff4ae6c5df18e7fdf82c4492ea5d2f27582970ec4.exe
File opened (read-only)	\??\J:	e96c23db3466bfa4669093cff4ae6c5df18e7fdf82c4492ea5d2f27582970ec4.exe
File opened (read-only)	\??\K:	e96c23db3466bfa4669093cff4ae6c5df18e7fdf82c4492ea5d2f27582970ec4.exe
File opened (read-only)	\??\W:	e96c23db3466bfa4669093cff4ae6c5df18e7fdf82c4492ea5d2f27582970ec4.exe
File opened (read-only)	\??\Z:	e96c23db3466bfa4669093cff4ae6c5df18e7fdf82c4492ea5d2f27582970ec4.exe
File opened (read-only)	\??\P:	e96c23db3466bfa4669093cff4ae6c5df18e7fdf82c4492ea5d2f27582970ec4.exe
File opened (read-only)	\??\Q:	e96c23db3466bfa4669093cff4ae6c5df18e7fdf82c4492ea5d2f27582970ec4.exe
File opened (read-only)	\??\T:	e96c23db3466bfa4669093cff4ae6c5df18e7fdf82c4492ea5d2f27582970ec4.exe
File opened (read-only)	\??\V:	e96c23db3466bfa4669093cff4ae6c5df18e7fdf82c4492ea5d2f27582970ec4.exe
File opened (read-only)	\??\Y:	e96c23db3466bfa4669093cff4ae6c5df18e7fdf82c4492ea5d2f27582970ec4.exe
File opened (read-only)	\??\E:	e96c23db3466bfa4669093cff4ae6c5df18e7fdf82c4492ea5d2f27582970ec4.exe
File opened (read-only)	\??\L:	e96c23db3466bfa4669093cff4ae6c5df18e7fdf82c4492ea5d2f27582970ec4.exe
File opened (read-only)	\??\S:	e96c23db3466bfa4669093cff4ae6c5df18e7fdf82c4492ea5d2f27582970ec4.exe
File opened (read-only)	\??\U:	e96c23db3466bfa4669093cff4ae6c5df18e7fdf82c4492ea5d2f27582970ec4.exe

Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

Bootkits write to the MBR to gain persistence at a level below the operating system.

bootkit persistence

Bootkit

T1542.003

description	ioc	Process
File opened for modification	\??\PHYSICALDRIVE0	e96c23db3466bfa4669093cff4ae6c5df18e7fdf82c4492ea5d2f27582970ec4.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
2232	e96c23db3466bfa4669093cff4ae6c5df18e7fdf82c4492ea5d2f27582970ec4.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2232	e96c23db3466bfa4669093cff4ae6c5df18e7fdf82c4492ea5d2f27582970ec4.exe

Suspicious use of SetWindowsHookEx 9 IoCs

pid	Process
2232	e96c23db3466bfa4669093cff4ae6c5df18e7fdf82c4492ea5d2f27582970ec4.exe
2232	e96c23db3466bfa4669093cff4ae6c5df18e7fdf82c4492ea5d2f27582970ec4.exe
2232	e96c23db3466bfa4669093cff4ae6c5df18e7fdf82c4492ea5d2f27582970ec4.exe
2232	e96c23db3466bfa4669093cff4ae6c5df18e7fdf82c4492ea5d2f27582970ec4.exe
2232	e96c23db3466bfa4669093cff4ae6c5df18e7fdf82c4492ea5d2f27582970ec4.exe
2232	e96c23db3466bfa4669093cff4ae6c5df18e7fdf82c4492ea5d2f27582970ec4.exe
2232	e96c23db3466bfa4669093cff4ae6c5df18e7fdf82c4492ea5d2f27582970ec4.exe
2232	e96c23db3466bfa4669093cff4ae6c5df18e7fdf82c4492ea5d2f27582970ec4.exe
2232	e96c23db3466bfa4669093cff4ae6c5df18e7fdf82c4492ea5d2f27582970ec4.exe

C:\Users\Admin\AppData\Local\Temp\e96c23db3466bfa4669093cff4ae6c5df18e7fdf82c4492ea5d2f27582970ec4.exe
"C:\Users\Admin\AppData\Local\Temp\e96c23db3466bfa4669093cff4ae6c5df18e7fdf82c4492ea5d2f27582970ec4.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Enumerates connected drives
- Writes to the Master Boot Record (MBR)
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:2232

C:\Windows\system32\LogonUI.exe
"LogonUI.exe" /flags:0x0
1⤵
PID:2672

C:\Windows\system32\LogonUI.exe
"LogonUI.exe" /flags:0x1
1⤵
PID:2884

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Pre-OS Boot

1

T1542

Bootkit

1

T1542.003

Privilege Escalation

Defense Evasion

Pre-OS Boot

1

T1542

Bootkit

1

T1542.003

Virtualization/Sandbox Evasion

1

T1497

Credential Access

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

3

T1082

Virtualization/Sandbox Evasion

1

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2232-0-0x0000000000400000-0x0000000002358000-memory.dmp

Filesize
31.3MB

Download
memory/2232-1-0x0000000077110000-0x0000000077112000-memory.dmp

Filesize
8KB

Download
memory/2232-3-0x0000000000400000-0x0000000002358000-memory.dmp

Filesize
31.3MB

Download
memory/2232-2-0x0000000000400000-0x0000000002358000-memory.dmp

Filesize
31.3MB

Download
memory/2232-5-0x0000000000400000-0x0000000002358000-memory.dmp

Filesize
31.3MB

Download
memory/2232-4-0x0000000000400000-0x0000000002358000-memory.dmp

Filesize
31.3MB

Download
memory/2232-6-0x0000000000400000-0x0000000002358000-memory.dmp

Filesize
31.3MB

Download
memory/2232-7-0x0000000000400000-0x0000000002358000-memory.dmp

Filesize
31.3MB

Download
memory/2232-8-0x0000000000400000-0x0000000002358000-memory.dmp

Filesize
31.3MB

Download
memory/2232-9-0x0000000000400000-0x0000000002358000-memory.dmp

Filesize
31.3MB

Download
memory/2672-10-0x0000000002D90000-0x0000000002D91000-memory.dmp

Filesize
4KB

Download
memory/2884-11-0x0000000002B30000-0x0000000002B31000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

Errors

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads