470d8301ac8d7e12baca136b154e146703c74b32bb495f4c5487339f570405d6

Analysis

max time kernel
150s
max time network
32s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
23-03-2023 07:21

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General

Target

c66baeff16af16f24789b728391b0b91.exe
Size

6.2MB
MD5

c66baeff16af16f24789b728391b0b91
SHA1

1a5cc9d0bb2dac69a4b44fe453001d5cc7833064
SHA256

470d8301ac8d7e12baca136b154e146703c74b32bb495f4c5487339f570405d6
SHA512

ba0c3f65ed20da231e9a4af742a5e0f20a33c95d53e52d74b770e30a3232f244dbdc637bf43944d08890cc831984a6912b4e09eb564f9c3c9b02f484b3ca80ee
SSDEEP

98304:bO8KntSM3PAU0VIuZ6Q8ef3ReeBb2HPP0ooAE8oLjJ/NhZv6FJS+Zh1MXAG:pKntS9U0alef3Rp2X1F/sjj6/SYW

Score

9^/10

discovery evasion spyware stealer 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:

DpEditor.exeentail.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	DpEditor.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	entail.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:

entail.exeDpEditor.exe

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

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

1268 cmd.exe
Executes dropped EXE 2 IoCs

Processes:

entail.exeDpEditor.exe

pid process

688 entail.exe
1660 DpEditor.exe
Loads dropped DLL 2 IoCs

Processes:

cmd.exeentail.exe

pid process

1924 cmd.exe
688 entail.exe
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

pid	process
1268	cmd.exe

pid	process
688	entail.exe
1660	DpEditor.exe

pid	process
1924	cmd.exe
688	entail.exe

Themida packer 18 IoCs

Detects Themida, an advanced Windows software protection system.

themida

Processes:

resource	yara_rule
\Users\Admin\AppData\Roaming\A5347EE26DA11FBD\entail.exe	themida
C:\Users\Admin\AppData\Roaming\A5347EE26DA11FBD\entail.exe	themida
C:\Users\Admin\AppData\Roaming\A5347EE26DA11FBD\entail.exe	themida
behavioral1/memory/688-134-0x00000000010E0000-0x00000000017D0000-memory.dmp	themida
behavioral1/memory/688-135-0x00000000010E0000-0x00000000017D0000-memory.dmp	themida
behavioral1/memory/688-136-0x00000000010E0000-0x00000000017D0000-memory.dmp	themida
behavioral1/memory/688-137-0x00000000010E0000-0x00000000017D0000-memory.dmp	themida
behavioral1/memory/688-139-0x00000000010E0000-0x00000000017D0000-memory.dmp	themida
\Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exe	themida
C:\Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exe	themida
behavioral1/memory/688-145-0x00000000010E0000-0x00000000017D0000-memory.dmp	themida
behavioral1/memory/1660-147-0x0000000001190000-0x0000000001880000-memory.dmp	themida
behavioral1/memory/1660-148-0x0000000001190000-0x0000000001880000-memory.dmp	themida
behavioral1/memory/1660-149-0x0000000001190000-0x0000000001880000-memory.dmp	themida
behavioral1/memory/1660-151-0x0000000001190000-0x0000000001880000-memory.dmp	themida
behavioral1/memory/1660-150-0x0000000001190000-0x0000000001880000-memory.dmp	themida
behavioral1/memory/1660-152-0x0000000001190000-0x0000000001880000-memory.dmp	themida
behavioral1/memory/1660-153-0x0000000001190000-0x0000000001880000-memory.dmp	themida

Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials in Files
T1081
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Checks whether UAC is enabled 1 TTPs 2 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

entail.exeDpEditor.exe

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

Maps connected drives based on registry 3 TTPs 2 IoCs

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

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

c66baeff16af16f24789b728391b0b91.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum	c66baeff16af16f24789b728391b0b91.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	c66baeff16af16f24789b728391b0b91.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

Processes:

entail.exeDpEditor.exe

pid process

688 entail.exe
1660 DpEditor.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

pid	process
688	entail.exe
1660	DpEditor.exe

Checks processor information in registry 2 TTPs 3 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

c66baeff16af16f24789b728391b0b91.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	c66baeff16af16f24789b728391b0b91.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	c66baeff16af16f24789b728391b0b91.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	c66baeff16af16f24789b728391b0b91.exe

Delays execution with timeout.exe 1 IoCs
evasion

Processes:

timeout.exe

pid process

828 timeout.exe
Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

DpEditor.exe

pid process

1660 DpEditor.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

c66baeff16af16f24789b728391b0b91.exeentail.exeDpEditor.exe

pid process

904 c66baeff16af16f24789b728391b0b91.exe
904 c66baeff16af16f24789b728391b0b91.exe
688 entail.exe
1660 DpEditor.exe

pid	process
828	timeout.exe

pid	process
1660	DpEditor.exe

pid	process
904	c66baeff16af16f24789b728391b0b91.exe
904	c66baeff16af16f24789b728391b0b91.exe
688	entail.exe
1660	DpEditor.exe

Suspicious use of WriteProcessMemory 20 IoCs

Processes:

c66baeff16af16f24789b728391b0b91.execmd.execmd.exeentail.exe

description	pid	process	target process
PID 904 wrote to memory of 1924	904	c66baeff16af16f24789b728391b0b91.exe	cmd.exe
PID 904 wrote to memory of 1924	904	c66baeff16af16f24789b728391b0b91.exe	cmd.exe
PID 904 wrote to memory of 1924	904	c66baeff16af16f24789b728391b0b91.exe	cmd.exe
PID 904 wrote to memory of 1924	904	c66baeff16af16f24789b728391b0b91.exe	cmd.exe
PID 904 wrote to memory of 1268	904	c66baeff16af16f24789b728391b0b91.exe	cmd.exe
PID 904 wrote to memory of 1268	904	c66baeff16af16f24789b728391b0b91.exe	cmd.exe
PID 904 wrote to memory of 1268	904	c66baeff16af16f24789b728391b0b91.exe	cmd.exe
PID 904 wrote to memory of 1268	904	c66baeff16af16f24789b728391b0b91.exe	cmd.exe
PID 1268 wrote to memory of 828	1268	cmd.exe	timeout.exe
PID 1268 wrote to memory of 828	1268	cmd.exe	timeout.exe
PID 1268 wrote to memory of 828	1268	cmd.exe	timeout.exe
PID 1268 wrote to memory of 828	1268	cmd.exe	timeout.exe
PID 1924 wrote to memory of 688	1924	cmd.exe	entail.exe
PID 1924 wrote to memory of 688	1924	cmd.exe	entail.exe
PID 1924 wrote to memory of 688	1924	cmd.exe	entail.exe
PID 1924 wrote to memory of 688	1924	cmd.exe	entail.exe
PID 688 wrote to memory of 1660	688	entail.exe	DpEditor.exe
PID 688 wrote to memory of 1660	688	entail.exe	DpEditor.exe
PID 688 wrote to memory of 1660	688	entail.exe	DpEditor.exe
PID 688 wrote to memory of 1660	688	entail.exe	DpEditor.exe

C:\Users\Admin\AppData\Local\Temp\c66baeff16af16f24789b728391b0b91.exe
"C:\Users\Admin\AppData\Local\Temp\c66baeff16af16f24789b728391b0b91.exe"
1⤵
- Maps connected drives based on registry
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:904

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c C:\Users\Admin\AppData\Roaming\A5347EE26DA11FBD\entail.exe
2⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1924

C:\Users\Admin\AppData\Roaming\A5347EE26DA11FBD\entail.exe
C:\Users\Admin\AppData\Roaming\A5347EE26DA11FBD\entail.exe
3⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:688

C:\Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exe
"C:\Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exe"
4⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: EnumeratesProcesses
PID:1660

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c timeout -t 5 && del "C:\Users\Admin\AppData\Local\Temp\c66baeff16af16f24789b728391b0b91.exe"
2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1268

C:\Windows\SysWOW64\timeout.exe
timeout -t 5
3⤵
- Delays execution with timeout.exe
PID:828

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Credential Access

Credentials in Files

T1081

Discovery

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

System Information Discovery

T1082

Peripheral Device Discovery

T1120

Lateral Movement

Collection

Data from Local System

T1005

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\4C15.tmp
Filesize
32B

MD5
0bbf74f0949aafa4bfd20ff65ac39725

SHA1
db3b6ece625c1946ca70943ce7c83f0f44d01b8d

SHA256
9822a5194a3aee6a62472654f3a5a8e1e409f48450f4b1e589092aa22afba1ea

SHA512
0177b6f71662249fb9af79a7ba584a39b3b808b92bc80372d4362ec1fc580c0f2303e0ee7af9d3b6251fa0c6e3150dbb9f18ad27ba6e791c9a0ddde3a9993551

Download Submit
C:\Users\Admin\AppData\Local\Temp\4CE3.tmp
Filesize
71KB

MD5
e5e23f78017d1e6eddfc8480e1679ee4

SHA1
0667bd1b7129b105bd2c66ef6ad54c9648aec072

SHA256
4fed2f4c33a3876390d8520f184062927aca8e0ce3538127de3a2f66ea856d91

SHA512
b1260e7ba7ad6d5dd0daeabc5f7cc1fc7a2e9259092f8d70d3d9eed923ed8aa60adcce4c27e9cb20966d500ed59edaaba9570f01d6a84180f1fb83e7b5c20049

Download Submit
C:\Users\Admin\AppData\Roaming\A5347EE26DA11FBD\entail.exe
Filesize
2.7MB

MD5
4066df95b54ae73ba0e8b9242c5f1290

SHA1
3eb35649ea5cf7ad65e2180d4643c5465e3ac8fa

SHA256
4e57431e0d6b2f4b41ec9b6ab03e89b45752d2fd11ce5121be563d894a22d36c

SHA512
9e95e860d84f3127706d2a94d2388c315e160c568ac4c4b01a7743da6f57fc04f759edd9607a0ebb8305df98d7739cc04ca152c7448117222d04169d5e1184ea

Download Submit
C:\Users\Admin\AppData\Roaming\A5347EE26DA11FBD\entail.exe
Filesize
2.7MB

MD5
4066df95b54ae73ba0e8b9242c5f1290

SHA1
3eb35649ea5cf7ad65e2180d4643c5465e3ac8fa

SHA256
4e57431e0d6b2f4b41ec9b6ab03e89b45752d2fd11ce5121be563d894a22d36c

SHA512
9e95e860d84f3127706d2a94d2388c315e160c568ac4c4b01a7743da6f57fc04f759edd9607a0ebb8305df98d7739cc04ca152c7448117222d04169d5e1184ea

Download Submit
C:\Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exe
Filesize
2.7MB

MD5
4066df95b54ae73ba0e8b9242c5f1290

SHA1
3eb35649ea5cf7ad65e2180d4643c5465e3ac8fa

SHA256
4e57431e0d6b2f4b41ec9b6ab03e89b45752d2fd11ce5121be563d894a22d36c

SHA512
9e95e860d84f3127706d2a94d2388c315e160c568ac4c4b01a7743da6f57fc04f759edd9607a0ebb8305df98d7739cc04ca152c7448117222d04169d5e1184ea

Download Submit
\Users\Admin\AppData\Roaming\A5347EE26DA11FBD\entail.exe
Filesize
2.7MB

MD5
4066df95b54ae73ba0e8b9242c5f1290

SHA1
3eb35649ea5cf7ad65e2180d4643c5465e3ac8fa

SHA256
4e57431e0d6b2f4b41ec9b6ab03e89b45752d2fd11ce5121be563d894a22d36c

SHA512
9e95e860d84f3127706d2a94d2388c315e160c568ac4c4b01a7743da6f57fc04f759edd9607a0ebb8305df98d7739cc04ca152c7448117222d04169d5e1184ea

Download Submit
\Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exe
Filesize
2.7MB

MD5
4066df95b54ae73ba0e8b9242c5f1290

SHA1
3eb35649ea5cf7ad65e2180d4643c5465e3ac8fa

SHA256
4e57431e0d6b2f4b41ec9b6ab03e89b45752d2fd11ce5121be563d894a22d36c

SHA512
9e95e860d84f3127706d2a94d2388c315e160c568ac4c4b01a7743da6f57fc04f759edd9607a0ebb8305df98d7739cc04ca152c7448117222d04169d5e1184ea

Download Submit
memory/688-137-0x00000000010E0000-0x00000000017D0000-memory.dmp

Filesize
6.9MB

Download
memory/688-139-0x00000000010E0000-0x00000000017D0000-memory.dmp

Filesize
6.9MB

Download
memory/688-134-0x00000000010E0000-0x00000000017D0000-memory.dmp

Filesize
6.9MB

Download
memory/688-135-0x00000000010E0000-0x00000000017D0000-memory.dmp

Filesize
6.9MB

Download
memory/688-136-0x00000000010E0000-0x00000000017D0000-memory.dmp

Filesize
6.9MB

Download
memory/688-145-0x00000000010E0000-0x00000000017D0000-memory.dmp

Filesize
6.9MB

Download
memory/904-54-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/904-56-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/904-57-0x0000000000400000-0x0000000000E08000-memory.dmp

Filesize
10.0MB

Download
memory/904-55-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/1660-147-0x0000000001190000-0x0000000001880000-memory.dmp

Filesize
6.9MB

Download
memory/1660-148-0x0000000001190000-0x0000000001880000-memory.dmp

Filesize
6.9MB

Download
memory/1660-149-0x0000000001190000-0x0000000001880000-memory.dmp

Filesize
6.9MB

Download
memory/1660-151-0x0000000001190000-0x0000000001880000-memory.dmp

Filesize
6.9MB

Download
memory/1660-150-0x0000000001190000-0x0000000001880000-memory.dmp

Filesize
6.9MB

Download
memory/1660-152-0x0000000001190000-0x0000000001880000-memory.dmp

Filesize
6.9MB

Download
memory/1660-153-0x0000000001190000-0x0000000001880000-memory.dmp

Filesize
6.9MB

Download
memory/1924-138-0x0000000002040000-0x0000000002730000-memory.dmp

Filesize
6.9MB

Download