4bb5aa42937187857a805d5405fbb0d82a49dde621e25b9dce74ed644393a471

General

Target

4bb5aa42937187857a805d5405fbb0d82a49dde621e25b9dce74ed644393a471.exe
Size

2.9MB
MD5

f1dffa9fa58dab25262df38fef206123
SHA1

4f0771b244ed3b106ecb7e42a355dda964d5aebb
SHA256

4bb5aa42937187857a805d5405fbb0d82a49dde621e25b9dce74ed644393a471
SHA512

369bf66442159d2e5b0b15cc2c9651931d53a4c836ced124029c7ddb250ce208b841acfa4a190d9c5bdc1b69d93af83d47b260fefc6bb8bdd62ea9f9259354f4

Score

9^/10

evasion themida trojan

Malware Config

Signatures

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

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497
Executes dropped EXE 1 IoCs

Processes:

DpEditor.exe

pid process

4040 DpEditor.exe

pid	process
4040	DpEditor.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:

DpEditor.exe4bb5aa42937187857a805d5405fbb0d82a49dde621e25b9dce74ed644393a471.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	DpEditor.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	DpEditor.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	4bb5aa42937187857a805d5405fbb0d82a49dde621e25b9dce74ed644393a471.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	4bb5aa42937187857a805d5405fbb0d82a49dde621e25b9dce74ed644393a471.exe

Themida packer 10 IoCs

Detects Themida, an advanced Windows software protection system.

themida

Processes:

resource	yara_rule
behavioral1/memory/3436-116-0x00000000009B0000-0x0000000001110000-memory.dmp	themida
behavioral1/memory/3436-117-0x00000000009B0000-0x0000000001110000-memory.dmp	themida
behavioral1/memory/3436-119-0x00000000009B0000-0x0000000001110000-memory.dmp	themida
behavioral1/memory/3436-118-0x00000000009B0000-0x0000000001110000-memory.dmp	themida
C:\Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exe	themida
C:\Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exe	themida
behavioral1/memory/4040-123-0x0000000001270000-0x00000000019D0000-memory.dmp	themida
behavioral1/memory/4040-125-0x0000000001270000-0x00000000019D0000-memory.dmp	themida
behavioral1/memory/4040-126-0x0000000001270000-0x00000000019D0000-memory.dmp	themida
behavioral1/memory/4040-127-0x0000000001270000-0x00000000019D0000-memory.dmp	themida

Checks whether UAC is enabled 1 TTPs 2 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

4bb5aa42937187857a805d5405fbb0d82a49dde621e25b9dce74ed644393a471.exeDpEditor.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	4bb5aa42937187857a805d5405fbb0d82a49dde621e25b9dce74ed644393a471.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	DpEditor.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

Processes:

4bb5aa42937187857a805d5405fbb0d82a49dde621e25b9dce74ed644393a471.exeDpEditor.exe

pid process

3436 4bb5aa42937187857a805d5405fbb0d82a49dde621e25b9dce74ed644393a471.exe
4040 DpEditor.exe
Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

DpEditor.exe

pid process

4040 DpEditor.exe

pid	process
4040	DpEditor.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

4bb5aa42937187857a805d5405fbb0d82a49dde621e25b9dce74ed644393a471.exeDpEditor.exe

pid	process
3436	4bb5aa42937187857a805d5405fbb0d82a49dde621e25b9dce74ed644393a471.exe
3436	4bb5aa42937187857a805d5405fbb0d82a49dde621e25b9dce74ed644393a471.exe
4040	DpEditor.exe
4040	DpEditor.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

4bb5aa42937187857a805d5405fbb0d82a49dde621e25b9dce74ed644393a471.exe

description	pid	process	target process
PID 3436 wrote to memory of 4040	3436	4bb5aa42937187857a805d5405fbb0d82a49dde621e25b9dce74ed644393a471.exe	DpEditor.exe
PID 3436 wrote to memory of 4040	3436	4bb5aa42937187857a805d5405fbb0d82a49dde621e25b9dce74ed644393a471.exe	DpEditor.exe
PID 3436 wrote to memory of 4040	3436	4bb5aa42937187857a805d5405fbb0d82a49dde621e25b9dce74ed644393a471.exe	DpEditor.exe

C:\Users\Admin\AppData\Local\Temp\4bb5aa42937187857a805d5405fbb0d82a49dde621e25b9dce74ed644393a471.exe
"C:\Users\Admin\AppData\Local\Temp\4bb5aa42937187857a805d5405fbb0d82a49dde621e25b9dce74ed644393a471.exe"
1⤵
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3436

C:\Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exe
"C:\Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exe"
2⤵
- Executes dropped EXE
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: EnumeratesProcesses
PID:4040

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

1

T1497

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

Virtualization/Sandbox Evasion

1

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exe
MD5
f1dffa9fa58dab25262df38fef206123

SHA1
4f0771b244ed3b106ecb7e42a355dda964d5aebb

SHA256
4bb5aa42937187857a805d5405fbb0d82a49dde621e25b9dce74ed644393a471

SHA512
369bf66442159d2e5b0b15cc2c9651931d53a4c836ced124029c7ddb250ce208b841acfa4a190d9c5bdc1b69d93af83d47b260fefc6bb8bdd62ea9f9259354f4

Download Submit
C:\Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exe
MD5
f1dffa9fa58dab25262df38fef206123

SHA1
4f0771b244ed3b106ecb7e42a355dda964d5aebb

SHA256
4bb5aa42937187857a805d5405fbb0d82a49dde621e25b9dce74ed644393a471

SHA512
369bf66442159d2e5b0b15cc2c9651931d53a4c836ced124029c7ddb250ce208b841acfa4a190d9c5bdc1b69d93af83d47b260fefc6bb8bdd62ea9f9259354f4

Download Submit
memory/3436-119-0x00000000009B0000-0x0000000001110000-memory.dmp

Filesize
7.4MB

Download
memory/3436-115-0x0000000077530000-0x00000000776BE000-memory.dmp

Filesize
1.6MB

Download
memory/3436-118-0x00000000009B0000-0x0000000001110000-memory.dmp

Filesize
7.4MB

Download
memory/3436-117-0x00000000009B0000-0x0000000001110000-memory.dmp

Filesize
7.4MB

Download
memory/3436-116-0x00000000009B0000-0x0000000001110000-memory.dmp

Filesize
7.4MB

Download
memory/4040-120-0x0000000000000000-mapping.dmp

Download
memory/4040-124-0x0000000077530000-0x00000000776BE000-memory.dmp

Filesize
1.6MB

Download
memory/4040-123-0x0000000001270000-0x00000000019D0000-memory.dmp

Filesize
7.4MB

Download
memory/4040-125-0x0000000001270000-0x00000000019D0000-memory.dmp

Filesize
7.4MB

Download
memory/4040-126-0x0000000001270000-0x00000000019D0000-memory.dmp

Filesize
7.4MB

Download
memory/4040-127-0x0000000001270000-0x00000000019D0000-memory.dmp

Filesize
7.4MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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