7fcd90faf86392f69e354b1d557f531c467636d995be118cc1b9dd20acd66848

Analysis

max time kernel
148s
max time network
30s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
19/03/2023, 14:35

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General

Target

b9d635f3b9813943221249aa312ec50d.exe
Size

6.3MB
MD5

b9d635f3b9813943221249aa312ec50d
SHA1

27774bbdb9cc9d2f026533c3c36eee06d4d7908e
SHA256

7fcd90faf86392f69e354b1d557f531c467636d995be118cc1b9dd20acd66848
SHA512

a99ebfccd7b718e0e738a84fbedd5ce9003f2ceb38ca82604516459a143affe3851f24e6303013ad896f1ece0579a89aefce8aca5e5f4bb9e0cf657ddb8d1d48
SSDEEP

196608:sxeUbegYe8hMuBHvNoLlG3g/5v1w+P6X+:seUbe5hVvyLHhv36X

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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	enseat.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	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

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	enseat.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	enseat.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

pid	Process
828	cmd.exe

Executes dropped EXE 2 IoCs

pid	Process
1284	enseat.exe
1952	DpEditor.exe

Loads dropped DLL 2 IoCs

pid	Process
1336	cmd.exe
1284	enseat.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

Themida packer 19 IoCs

Detects Themida, an advanced Windows software protection system.

themida

resource	yara_rule
behavioral1/files/0x0006000000014201-132.dat	themida
behavioral1/files/0x0006000000014201-133.dat	themida
behavioral1/files/0x0006000000014201-131.dat	themida
behavioral1/memory/1284-134-0x0000000000F70000-0x0000000001656000-memory.dmp	themida
behavioral1/memory/1284-135-0x0000000000F70000-0x0000000001656000-memory.dmp	themida
behavioral1/memory/1284-136-0x0000000000F70000-0x0000000001656000-memory.dmp	themida
behavioral1/memory/1284-137-0x0000000000F70000-0x0000000001656000-memory.dmp	themida
behavioral1/memory/1284-139-0x0000000000F70000-0x0000000001656000-memory.dmp	themida
behavioral1/memory/1284-140-0x0000000000F70000-0x0000000001656000-memory.dmp	themida
behavioral1/files/0x000600000001424c-142.dat	themida
behavioral1/memory/1284-145-0x0000000000F70000-0x0000000001656000-memory.dmp	themida
behavioral1/files/0x000600000001424c-146.dat	themida
behavioral1/memory/1952-148-0x0000000000370000-0x0000000000A56000-memory.dmp	themida
behavioral1/memory/1952-147-0x0000000000370000-0x0000000000A56000-memory.dmp	themida
behavioral1/memory/1952-149-0x0000000000370000-0x0000000000A56000-memory.dmp	themida
behavioral1/memory/1952-150-0x0000000000370000-0x0000000000A56000-memory.dmp	themida
behavioral1/memory/1952-151-0x0000000000370000-0x0000000000A56000-memory.dmp	themida
behavioral1/memory/1952-152-0x0000000000370000-0x0000000000A56000-memory.dmp	themida
behavioral1/memory/1952-153-0x0000000000370000-0x0000000000A56000-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

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	enseat.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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum	b9d635f3b9813943221249aa312ec50d.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	b9d635f3b9813943221249aa312ec50d.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
1284	enseat.exe
1952	DpEditor.exe

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

System Information Discovery
T1082

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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	b9d635f3b9813943221249aa312ec50d.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	b9d635f3b9813943221249aa312ec50d.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	b9d635f3b9813943221249aa312ec50d.exe

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
1732	timeout.exe

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
1952	DpEditor.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1632	b9d635f3b9813943221249aa312ec50d.exe
1632	b9d635f3b9813943221249aa312ec50d.exe
1284	enseat.exe
1952	DpEditor.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 1632 wrote to memory of 1336	1632	b9d635f3b9813943221249aa312ec50d.exe	28
PID 1632 wrote to memory of 1336	1632	b9d635f3b9813943221249aa312ec50d.exe	28
PID 1632 wrote to memory of 1336	1632	b9d635f3b9813943221249aa312ec50d.exe	28
PID 1632 wrote to memory of 1336	1632	b9d635f3b9813943221249aa312ec50d.exe	28
PID 1632 wrote to memory of 828	1632	b9d635f3b9813943221249aa312ec50d.exe	30
PID 1632 wrote to memory of 828	1632	b9d635f3b9813943221249aa312ec50d.exe	30
PID 1632 wrote to memory of 828	1632	b9d635f3b9813943221249aa312ec50d.exe	30
PID 1632 wrote to memory of 828	1632	b9d635f3b9813943221249aa312ec50d.exe	30
PID 828 wrote to memory of 1732	828	cmd.exe	33
PID 828 wrote to memory of 1732	828	cmd.exe	33
PID 828 wrote to memory of 1732	828	cmd.exe	33
PID 828 wrote to memory of 1732	828	cmd.exe	33
PID 1336 wrote to memory of 1284	1336	cmd.exe	32
PID 1336 wrote to memory of 1284	1336	cmd.exe	32
PID 1336 wrote to memory of 1284	1336	cmd.exe	32
PID 1336 wrote to memory of 1284	1336	cmd.exe	32
PID 1284 wrote to memory of 1952	1284	enseat.exe	34
PID 1284 wrote to memory of 1952	1284	enseat.exe	34
PID 1284 wrote to memory of 1952	1284	enseat.exe	34
PID 1284 wrote to memory of 1952	1284	enseat.exe	34

C:\Users\Admin\AppData\Local\Temp\b9d635f3b9813943221249aa312ec50d.exe
"C:\Users\Admin\AppData\Local\Temp\b9d635f3b9813943221249aa312ec50d.exe"
1⤵
- Maps connected drives based on registry
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1632
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c C:\Users\Admin\AppData\Roaming\44B0BD7DB85E31D3\enseat.exe
  2⤵
  - Loads dropped DLL
  - Suspicious use of WriteProcessMemory
  PID:1336
- - C:\Users\Admin\AppData\Roaming\44B0BD7DB85E31D3\enseat.exe
    C:\Users\Admin\AppData\Roaming\44B0BD7DB85E31D3\enseat.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:1284
  - - 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:1952
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c timeout -t 5 && del "C:\Users\Admin\AppData\Local\Temp\b9d635f3b9813943221249aa312ec50d.exe"
  2⤵
  - Deletes itself
  - Suspicious use of WriteProcessMemory
  PID:828
- - C:\Windows\SysWOW64\timeout.exe
    timeout -t 5
    3⤵
    - Delays execution with timeout.exe
    PID:1732

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Credential Access

Credentials in Files

T1081

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\3D17.tmp

Filesize
32B

MD5
9007aba6f5ee53a482249147787479b2

SHA1
4ac87bdc6d0eb472030d4f70d9aa265d7fdcb730

SHA256
9e1905de40a93ef8708e59f3861320b915c8cd029c7614d92cb526407d4cca0f

SHA512
ff645e2a70960ce438921c2dd1eaec811facf54a865b5977b9f8d1327ac2a499a99d42df80b9cb75ff8b4e7746194d4748b49b27cda17832c59d90091b5584fb

Download Submit
C:\Users\Admin\AppData\Local\Temp\3DE6.tmp

Filesize
71KB

MD5
dfeffc3924409d9c9d3c8cae05be922b

SHA1
a89046cbf54c00e17ff0a5f3e1a8f01eb399bce4

SHA256
06ea3ad1c1c1067bfdfaa5ad8a91632fac6cad9776ded85fa65d3b6181d89be6

SHA512
d9614ecf528a2bf48cafe99a4c54d5c9f3656d628001fbf575d367d5ad8008cf30a58a7b3d9489d8534064442df89a7263df4a91d0863dcd6cc33574c576da33

Download Submit
C:\Users\Admin\AppData\Roaming\44B0BD7DB85E31D3\enseat.exe

Filesize
2.6MB

MD5
a16b94a31d99ed985ce7c9d49a1ba7b7

SHA1
3f9802ec2bf22957537b1a8a986d1110d6d9dac4

SHA256
45d193a351f8a86a8684df974a9a16a8621e9c588884f74cd0299643cac0ad5d

SHA512
138d7e8ba83ad0fb1de87777568db5aacef6c19aecc9251291e8a4b9d34cf3ace8df216ce8434a53342348fab3d3c30b7c689da806936f76310540fb10f8f4f6

Download Submit
C:\Users\Admin\AppData\Roaming\44B0BD7DB85E31D3\enseat.exe

Filesize
2.6MB

MD5
a16b94a31d99ed985ce7c9d49a1ba7b7

SHA1
3f9802ec2bf22957537b1a8a986d1110d6d9dac4

SHA256
45d193a351f8a86a8684df974a9a16a8621e9c588884f74cd0299643cac0ad5d

SHA512
138d7e8ba83ad0fb1de87777568db5aacef6c19aecc9251291e8a4b9d34cf3ace8df216ce8434a53342348fab3d3c30b7c689da806936f76310540fb10f8f4f6

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

Filesize
2.6MB

MD5
a16b94a31d99ed985ce7c9d49a1ba7b7

SHA1
3f9802ec2bf22957537b1a8a986d1110d6d9dac4

SHA256
45d193a351f8a86a8684df974a9a16a8621e9c588884f74cd0299643cac0ad5d

SHA512
138d7e8ba83ad0fb1de87777568db5aacef6c19aecc9251291e8a4b9d34cf3ace8df216ce8434a53342348fab3d3c30b7c689da806936f76310540fb10f8f4f6

Download Submit
\Users\Admin\AppData\Roaming\44B0BD7DB85E31D3\enseat.exe

Filesize
2.6MB

MD5
a16b94a31d99ed985ce7c9d49a1ba7b7

SHA1
3f9802ec2bf22957537b1a8a986d1110d6d9dac4

SHA256
45d193a351f8a86a8684df974a9a16a8621e9c588884f74cd0299643cac0ad5d

SHA512
138d7e8ba83ad0fb1de87777568db5aacef6c19aecc9251291e8a4b9d34cf3ace8df216ce8434a53342348fab3d3c30b7c689da806936f76310540fb10f8f4f6

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

Filesize
2.6MB

MD5
a16b94a31d99ed985ce7c9d49a1ba7b7

SHA1
3f9802ec2bf22957537b1a8a986d1110d6d9dac4

SHA256
45d193a351f8a86a8684df974a9a16a8621e9c588884f74cd0299643cac0ad5d

SHA512
138d7e8ba83ad0fb1de87777568db5aacef6c19aecc9251291e8a4b9d34cf3ace8df216ce8434a53342348fab3d3c30b7c689da806936f76310540fb10f8f4f6

Download Submit
memory/1284-140-0x0000000000F70000-0x0000000001656000-memory.dmp

Filesize
6.9MB

Download
memory/1284-145-0x0000000000F70000-0x0000000001656000-memory.dmp

Filesize
6.9MB

Download
memory/1284-134-0x0000000000F70000-0x0000000001656000-memory.dmp

Filesize
6.9MB

Download
memory/1284-135-0x0000000000F70000-0x0000000001656000-memory.dmp

Filesize
6.9MB

Download
memory/1284-136-0x0000000000F70000-0x0000000001656000-memory.dmp

Filesize
6.9MB

Download
memory/1284-137-0x0000000000F70000-0x0000000001656000-memory.dmp

Filesize
6.9MB

Download
memory/1284-139-0x0000000000F70000-0x0000000001656000-memory.dmp

Filesize
6.9MB

Download
memory/1336-138-0x0000000002000000-0x00000000026E6000-memory.dmp

Filesize
6.9MB

Download
memory/1632-56-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download
memory/1632-54-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download
memory/1632-57-0x0000000000400000-0x0000000000E1B000-memory.dmp

Filesize
10.1MB

Download
memory/1632-55-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download
memory/1952-148-0x0000000000370000-0x0000000000A56000-memory.dmp

Filesize
6.9MB

Download
memory/1952-147-0x0000000000370000-0x0000000000A56000-memory.dmp

Filesize
6.9MB

Download
memory/1952-149-0x0000000000370000-0x0000000000A56000-memory.dmp

Filesize
6.9MB

Download
memory/1952-150-0x0000000000370000-0x0000000000A56000-memory.dmp

Filesize
6.9MB

Download
memory/1952-151-0x0000000000370000-0x0000000000A56000-memory.dmp

Filesize
6.9MB

Download
memory/1952-152-0x0000000000370000-0x0000000000A56000-memory.dmp

Filesize
6.9MB

Download
memory/1952-153-0x0000000000370000-0x0000000000A56000-memory.dmp

Filesize
6.9MB

Download