f84feaefe643ef0719ee089d4ba8300b2591dc9127afc38cd8824ea9bca68216

Analysis

max time kernel
148s
max time network
34s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
27-03-2023 20:21

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General

Target

6d72e0d0887eaada746fcd3e4826ae26.exe
Size

6.1MB
MD5

6d72e0d0887eaada746fcd3e4826ae26
SHA1

0dda5cf9abfcadfed7a08f462391afe14f742dc6
SHA256

f84feaefe643ef0719ee089d4ba8300b2591dc9127afc38cd8824ea9bca68216
SHA512

bddadc654cd801661ab51c2a60f3ce5853bb96bdcec2090c044d27b0ba3fbb09beb1d2900bfc478025e53daa1aa0f2e7c29155ee308101709468327fd2c85d8c
SSDEEP

98304:8/xUvBHLYg9I/9IWAVDOTGwCbxdbFVApup8ex0LdWdCtoKzjmaXrHJy9oFW5nlw:8/WBHJhKm53ALeK5WZOmazJFUX

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:

yolden.exeDpEditor.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	yolden.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

Processes:

yolden.exeDpEditor.exe

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

1252 cmd.exe
Executes dropped EXE 2 IoCs

Processes:

yolden.exeDpEditor.exe

pid process

1984 yolden.exe
1580 DpEditor.exe
Loads dropped DLL 2 IoCs

Processes:

cmd.exeyolden.exe

pid process

240 cmd.exe
1984 yolden.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
1252	cmd.exe

pid	process
1984	yolden.exe
1580	DpEditor.exe

pid	process
240	cmd.exe
1984	yolden.exe

Themida packer 17 IoCs

Detects Themida, an advanced Windows software protection system.

themida

Processes:

resource	yara_rule
\Users\Admin\AppData\Roaming\BA7596EB9FC59853\yolden.exe	themida
C:\Users\Admin\AppData\Roaming\BA7596EB9FC59853\yolden.exe	themida
C:\Users\Admin\AppData\Roaming\BA7596EB9FC59853\yolden.exe	themida
behavioral1/memory/1984-138-0x0000000000FB0000-0x0000000001709000-memory.dmp	themida
behavioral1/memory/1984-137-0x0000000000FB0000-0x0000000001709000-memory.dmp	themida
behavioral1/memory/1984-139-0x0000000000FB0000-0x0000000001709000-memory.dmp	themida
behavioral1/memory/1984-140-0x0000000000FB0000-0x0000000001709000-memory.dmp	themida
behavioral1/memory/1984-142-0x0000000000FB0000-0x0000000001709000-memory.dmp	themida
\Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exe	themida
behavioral1/memory/1984-148-0x0000000000FB0000-0x0000000001709000-memory.dmp	themida
C:\Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exe	themida
behavioral1/memory/1580-150-0x0000000000110000-0x0000000000869000-memory.dmp	themida
behavioral1/memory/1580-151-0x0000000000110000-0x0000000000869000-memory.dmp	themida
behavioral1/memory/1580-152-0x0000000000110000-0x0000000000869000-memory.dmp	themida
behavioral1/memory/1580-153-0x0000000000110000-0x0000000000869000-memory.dmp	themida
behavioral1/memory/1580-154-0x0000000000110000-0x0000000000869000-memory.dmp	themida
behavioral1/memory/1580-155-0x0000000000110000-0x0000000000869000-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:

DpEditor.exeyolden.exe

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

6d72e0d0887eaada746fcd3e4826ae26.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	6d72e0d0887eaada746fcd3e4826ae26.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum	6d72e0d0887eaada746fcd3e4826ae26.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

Processes:

yolden.exeDpEditor.exe

pid process

1984 yolden.exe
1580 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
1984	yolden.exe
1580	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:

6d72e0d0887eaada746fcd3e4826ae26.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	6d72e0d0887eaada746fcd3e4826ae26.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	6d72e0d0887eaada746fcd3e4826ae26.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	6d72e0d0887eaada746fcd3e4826ae26.exe

Delays execution with timeout.exe 1 IoCs
evasion

Processes:

timeout.exe

pid process

1592 timeout.exe
Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

DpEditor.exe

pid process

1580 DpEditor.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

6d72e0d0887eaada746fcd3e4826ae26.exeyolden.exeDpEditor.exe

pid process

2040 6d72e0d0887eaada746fcd3e4826ae26.exe
2040 6d72e0d0887eaada746fcd3e4826ae26.exe
1984 yolden.exe
1580 DpEditor.exe

pid	process
1592	timeout.exe

pid	process
1580	DpEditor.exe

pid	process
2040	6d72e0d0887eaada746fcd3e4826ae26.exe
2040	6d72e0d0887eaada746fcd3e4826ae26.exe
1984	yolden.exe
1580	DpEditor.exe

Suspicious use of WriteProcessMemory 20 IoCs

Processes:

6d72e0d0887eaada746fcd3e4826ae26.execmd.execmd.exeyolden.exe

description	pid	process	target process
PID 2040 wrote to memory of 240	2040	6d72e0d0887eaada746fcd3e4826ae26.exe	cmd.exe
PID 2040 wrote to memory of 240	2040	6d72e0d0887eaada746fcd3e4826ae26.exe	cmd.exe
PID 2040 wrote to memory of 240	2040	6d72e0d0887eaada746fcd3e4826ae26.exe	cmd.exe
PID 2040 wrote to memory of 240	2040	6d72e0d0887eaada746fcd3e4826ae26.exe	cmd.exe
PID 240 wrote to memory of 1984	240	cmd.exe	yolden.exe
PID 240 wrote to memory of 1984	240	cmd.exe	yolden.exe
PID 240 wrote to memory of 1984	240	cmd.exe	yolden.exe
PID 240 wrote to memory of 1984	240	cmd.exe	yolden.exe
PID 2040 wrote to memory of 1252	2040	6d72e0d0887eaada746fcd3e4826ae26.exe	cmd.exe
PID 2040 wrote to memory of 1252	2040	6d72e0d0887eaada746fcd3e4826ae26.exe	cmd.exe
PID 2040 wrote to memory of 1252	2040	6d72e0d0887eaada746fcd3e4826ae26.exe	cmd.exe
PID 2040 wrote to memory of 1252	2040	6d72e0d0887eaada746fcd3e4826ae26.exe	cmd.exe
PID 1252 wrote to memory of 1592	1252	cmd.exe	timeout.exe
PID 1252 wrote to memory of 1592	1252	cmd.exe	timeout.exe
PID 1252 wrote to memory of 1592	1252	cmd.exe	timeout.exe
PID 1252 wrote to memory of 1592	1252	cmd.exe	timeout.exe
PID 1984 wrote to memory of 1580	1984	yolden.exe	DpEditor.exe
PID 1984 wrote to memory of 1580	1984	yolden.exe	DpEditor.exe
PID 1984 wrote to memory of 1580	1984	yolden.exe	DpEditor.exe
PID 1984 wrote to memory of 1580	1984	yolden.exe	DpEditor.exe

C:\Users\Admin\AppData\Local\Temp\6d72e0d0887eaada746fcd3e4826ae26.exe
"C:\Users\Admin\AppData\Local\Temp\6d72e0d0887eaada746fcd3e4826ae26.exe"
1⤵
- Maps connected drives based on registry
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2040

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c C:\Users\Admin\AppData\Roaming\BA7596EB9FC59853\yolden.exe
2⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:240

C:\Users\Admin\AppData\Roaming\BA7596EB9FC59853\yolden.exe
C:\Users\Admin\AppData\Roaming\BA7596EB9FC59853\yolden.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:1984

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:1580

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c timeout -t 5 && del "C:\Users\Admin\AppData\Local\Temp\6d72e0d0887eaada746fcd3e4826ae26.exe"
2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1252

C:\Windows\SysWOW64\timeout.exe
timeout -t 5
3⤵
- Delays execution with timeout.exe
PID:1592

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\1240.tmp
Filesize
32B

MD5
be980f09a839e6ed95c511824ed5ca31

SHA1
4fa4d1f170a173f494e6032b1e423fc5be608416

SHA256
7bf0cb21745162f09e70776ac472fbd1e6a99a842d1d686f73a89be8d95a6928

SHA512
d2dd7d923e857fcc28c7ddfddc59b0a750d6f26bc194d5776a6e56d540c508bb878e701e4ce2fd6c9bb709866232b76c5254f13582d5a652aac5663b780c96f2

Download Submit
C:\Users\Admin\AppData\Local\Temp\12FF.tmp
Filesize
71KB

MD5
e5e81f0ae5ba9a2ac3db0a17d3c9f810

SHA1
c2d6bdf002325094ff399b1e4c36df575b48ee4f

SHA256
a9826445bacefee0847379551b63949c11cd58e505129c12743da87be48254f3

SHA512
cb77e1b933cc5c8a2ff8e0e8281f1d6d45b9d3bacbd0adef33515445fb00030cdb2cefc0b7fa22d2b2085b1751ee603027f82656c8b1c289cc71a2bdea630cce

Download Submit
C:\Users\Admin\AppData\Roaming\BA7596EB9FC59853\yolden.exe
Filesize
2.9MB

MD5
a7e8578e9d6b148ab0672940de0c07ce

SHA1
b37e6c687f63c139f8268e56122ab70c53ce3a23

SHA256
e575b5898027f553ecfbf897730712c833b3b1af02796e6a82d440a46d0042ed

SHA512
d6782e6645b4fae43330632ef24fc23b399789ad8e13ec6f105da2a76c411886111a87381a99d10c3c1e556c0da45fb742805ca396c3ab5b64f6c9975e9843c4

Download Submit
C:\Users\Admin\AppData\Roaming\BA7596EB9FC59853\yolden.exe
Filesize
2.9MB

MD5
a7e8578e9d6b148ab0672940de0c07ce

SHA1
b37e6c687f63c139f8268e56122ab70c53ce3a23

SHA256
e575b5898027f553ecfbf897730712c833b3b1af02796e6a82d440a46d0042ed

SHA512
d6782e6645b4fae43330632ef24fc23b399789ad8e13ec6f105da2a76c411886111a87381a99d10c3c1e556c0da45fb742805ca396c3ab5b64f6c9975e9843c4

Download Submit
C:\Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exe
Filesize
2.9MB

MD5
a7e8578e9d6b148ab0672940de0c07ce

SHA1
b37e6c687f63c139f8268e56122ab70c53ce3a23

SHA256
e575b5898027f553ecfbf897730712c833b3b1af02796e6a82d440a46d0042ed

SHA512
d6782e6645b4fae43330632ef24fc23b399789ad8e13ec6f105da2a76c411886111a87381a99d10c3c1e556c0da45fb742805ca396c3ab5b64f6c9975e9843c4

Download Submit
\Users\Admin\AppData\Roaming\BA7596EB9FC59853\yolden.exe
Filesize
2.9MB

MD5
a7e8578e9d6b148ab0672940de0c07ce

SHA1
b37e6c687f63c139f8268e56122ab70c53ce3a23

SHA256
e575b5898027f553ecfbf897730712c833b3b1af02796e6a82d440a46d0042ed

SHA512
d6782e6645b4fae43330632ef24fc23b399789ad8e13ec6f105da2a76c411886111a87381a99d10c3c1e556c0da45fb742805ca396c3ab5b64f6c9975e9843c4

Download Submit
\Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exe
Filesize
2.9MB

MD5
a7e8578e9d6b148ab0672940de0c07ce

SHA1
b37e6c687f63c139f8268e56122ab70c53ce3a23

SHA256
e575b5898027f553ecfbf897730712c833b3b1af02796e6a82d440a46d0042ed

SHA512
d6782e6645b4fae43330632ef24fc23b399789ad8e13ec6f105da2a76c411886111a87381a99d10c3c1e556c0da45fb742805ca396c3ab5b64f6c9975e9843c4

Download Submit
memory/240-141-0x0000000002060000-0x00000000027B9000-memory.dmp

Filesize
7.3MB

Download
memory/1580-150-0x0000000000110000-0x0000000000869000-memory.dmp

Filesize
7.3MB

Download
memory/1580-152-0x0000000000110000-0x0000000000869000-memory.dmp

Filesize
7.3MB

Download
memory/1580-155-0x0000000000110000-0x0000000000869000-memory.dmp

Filesize
7.3MB

Download
memory/1580-154-0x0000000000110000-0x0000000000869000-memory.dmp

Filesize
7.3MB

Download
memory/1580-153-0x0000000000110000-0x0000000000869000-memory.dmp

Filesize
7.3MB

Download
memory/1580-151-0x0000000000110000-0x0000000000869000-memory.dmp

Filesize
7.3MB

Download
memory/1984-137-0x0000000000FB0000-0x0000000001709000-memory.dmp

Filesize
7.3MB

Download
memory/1984-139-0x0000000000FB0000-0x0000000001709000-memory.dmp

Filesize
7.3MB

Download
memory/1984-140-0x0000000000FB0000-0x0000000001709000-memory.dmp

Filesize
7.3MB

Download
memory/1984-142-0x0000000000FB0000-0x0000000001709000-memory.dmp

Filesize
7.3MB

Download
memory/1984-138-0x0000000000FB0000-0x0000000001709000-memory.dmp

Filesize
7.3MB

Download
memory/1984-148-0x0000000000FB0000-0x0000000001709000-memory.dmp

Filesize
7.3MB

Download
memory/2040-56-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/2040-55-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/2040-54-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/2040-57-0x0000000000400000-0x0000000000DFE000-memory.dmp

Filesize
10.0MB

Download