ploutus | 7a460e4fb8f9c66685dd430e06d40f15a1bbdf6d7886ebde2cdf99bfa0c59d86

General

Target

7a460e4fb8f9c66685dd430e06d40f15a1bbdf6d7886ebde2cdf99bfa0c59d86.exe
Size

7.1MB
MD5

e019295a44882db3321c692f7d818b8b
SHA1

2c5f371ac5db8062b876571d20398c60b0b0f584
SHA256

7a460e4fb8f9c66685dd430e06d40f15a1bbdf6d7886ebde2cdf99bfa0c59d86
SHA512

002fb6d60a3c8874c7e257cdb174928cd908223bc3fb553cd9fd6506bfc91b6cb45fdc2909fb069fad9b4a75fefbde3addeacc444bc76f25e47fe560925be4e6
SSDEEP

98304:hwdhBkGMb188jaz+2RYKNpYzp5jsvYjJ+tSfby2N/lZU5V1FXwOoopC+2UOZ:f88Oz8hro8+tkt/lZaloopC+

Score

10^/10

ploutus atm backdoor evasion

Malware Config

Signatures

Detected Ploutus loader 2 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2884-13-0x00000000001E0000-0x00000000006B8000-memory.dmp	family_ploutus
behavioral1/memory/2884-14-0x00000000001E0000-0x00000000006B8000-memory.dmp	family_ploutus

Ploutus
Ploutus is an ATM malware written in C#.
backdoor atm ploutus
Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
evasion

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497

Processes:

GruqyKY0Fr.exe

description ioc process

Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ GruqyKY0Fr.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	GruqyKY0Fr.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

Processes:

GruqyKY0Fr.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	GruqyKY0Fr.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	GruqyKY0Fr.exe

Executes dropped EXE 1 IoCs

Processes:

GruqyKY0Fr.exe

pid process

2884 GruqyKY0Fr.exe
Identifies Wine through registry keys 2 TTPs 1 IoCs
Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.
evasion

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497

Processes:

GruqyKY0Fr.exe

description ioc process

Key opened \REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Wine GruqyKY0Fr.exe
Loads dropped DLL 1 IoCs

Processes:

7a460e4fb8f9c66685dd430e06d40f15a1bbdf6d7886ebde2cdf99bfa0c59d86.exe

pid process

1764 7a460e4fb8f9c66685dd430e06d40f15a1bbdf6d7886ebde2cdf99bfa0c59d86.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Opens file in notepad (likely ransom note) 1 IoCs
ransomware

Processes:

NOTEPAD.EXE

pid process

2556 NOTEPAD.EXE

pid	process
2884	GruqyKY0Fr.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Wine	GruqyKY0Fr.exe

pid	process
1764	7a460e4fb8f9c66685dd430e06d40f15a1bbdf6d7886ebde2cdf99bfa0c59d86.exe

pid	process
2556	NOTEPAD.EXE

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

7a460e4fb8f9c66685dd430e06d40f15a1bbdf6d7886ebde2cdf99bfa0c59d86.exe

description	pid	process	target process
PID 1764 wrote to memory of 2884	1764	7a460e4fb8f9c66685dd430e06d40f15a1bbdf6d7886ebde2cdf99bfa0c59d86.exe	GruqyKY0Fr.exe
PID 1764 wrote to memory of 2884	1764	7a460e4fb8f9c66685dd430e06d40f15a1bbdf6d7886ebde2cdf99bfa0c59d86.exe	GruqyKY0Fr.exe
PID 1764 wrote to memory of 2884	1764	7a460e4fb8f9c66685dd430e06d40f15a1bbdf6d7886ebde2cdf99bfa0c59d86.exe	GruqyKY0Fr.exe
PID 1764 wrote to memory of 2884	1764	7a460e4fb8f9c66685dd430e06d40f15a1bbdf6d7886ebde2cdf99bfa0c59d86.exe	GruqyKY0Fr.exe
PID 1764 wrote to memory of 2556	1764	7a460e4fb8f9c66685dd430e06d40f15a1bbdf6d7886ebde2cdf99bfa0c59d86.exe	NOTEPAD.EXE
PID 1764 wrote to memory of 2556	1764	7a460e4fb8f9c66685dd430e06d40f15a1bbdf6d7886ebde2cdf99bfa0c59d86.exe	NOTEPAD.EXE
PID 1764 wrote to memory of 2556	1764	7a460e4fb8f9c66685dd430e06d40f15a1bbdf6d7886ebde2cdf99bfa0c59d86.exe	NOTEPAD.EXE
PID 1764 wrote to memory of 2556	1764	7a460e4fb8f9c66685dd430e06d40f15a1bbdf6d7886ebde2cdf99bfa0c59d86.exe	NOTEPAD.EXE

C:\Users\Admin\AppData\Local\Temp\7a460e4fb8f9c66685dd430e06d40f15a1bbdf6d7886ebde2cdf99bfa0c59d86.exe
"C:\Users\Admin\AppData\Local\Temp\7a460e4fb8f9c66685dd430e06d40f15a1bbdf6d7886ebde2cdf99bfa0c59d86.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1764

C:\Users\Admin\AppData\Local\Temp\GruqyKY0Fr.exe
"C:\Users\Admin\AppData\Local\Temp\GruqyKY0Fr.exe"
2⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Identifies Wine through registry keys
PID:2884

C:\Windows\SysWOW64\NOTEPAD.EXE
"C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Local\Temp\EXvr2NPzlX.txt
2⤵
- Opens file in notepad (likely ransom note)
PID:2556

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

2

T1497

Credential Access

Discovery

Query Registry

3

T1012

Virtualization/Sandbox Evasion

2

T1497

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

C:\Users\Admin\AppData\Local\Temp\EXvr2NPzlX.txt
Filesize
51B

MD5
1322ceb566e06ea83fd534fa84b5bb9e

SHA1
e87d32b26005d5183b2acd5d9fecd308f95fe3dc

SHA256
53b9bf5b5a207cdfe0e468e0853e8eec1ba7d1e98d4efb4c19cd8b9ce70bacb8

SHA512
919e8782a0d1ea233061def068e00a21ae4c5f8c4d01fc9b32c828af797804c8cee09707847a6781b0616d3156d55e188cee6427200c4e627a2ae2bf8564851e

Download Submit
C:\Users\Admin\AppData\Local\Temp\GruqyKY0Fr.exe
Filesize
4.8MB

MD5
80b4d6f1da00532cbbc22bfc1411ecc6

SHA1
022f9f1659645448d852218d046923a7b79a25b4

SHA256
a3dd1fee47ec9a9a72283e47b095e67eeb1ec0d7e9df82bc1004bb788b331020

SHA512
7bdc622e9806700928ecf3c64ac9e3bc56f0c2a443222f9646fb81db8cbf33b351ad832866501f17f9ad799348396a703ae8c9cb2a2ec7584305efc76c22ac82

Download Submit
\Users\Admin\AppData\Local\Temp\GruqyKY0Fr.exe
Filesize
4.0MB

MD5
9b9647d41ac969b26862a99b36514795

SHA1
ee51297c6556b22edca429cbeec7e4fac7c3ccd5

SHA256
f04b1fd404c310eca4628c307eda07240ccdd915bbcf6ee0b578e397cbe502a9

SHA512
66a83792ba0385b72c8f29c96d249a6b5cc32aa5c41a72b5b03c6a3a9e872332f87afd4b1a720fd684cc5dfd0ddfe73271a91690b11d6d397ac7a27cfec87cd4

Download Submit
memory/1764-7-0x0000000002FB0000-0x0000000003488000-memory.dmp

Filesize
4.8MB

Download
memory/1764-18-0x0000000000400000-0x0000000000B2B000-memory.dmp

Filesize
7.2MB

Download
memory/2884-13-0x00000000001E0000-0x00000000006B8000-memory.dmp

Filesize
4.8MB

Download
memory/2884-11-0x0000000074FA0000-0x0000000074FA9000-memory.dmp

Filesize
36KB

Download
memory/2884-12-0x0000000074870000-0x00000000748BA000-memory.dmp

Filesize
296KB

Download
memory/2884-10-0x0000000075790000-0x00000000758A0000-memory.dmp

Filesize
1.1MB

Download
memory/2884-14-0x00000000001E0000-0x00000000006B8000-memory.dmp

Filesize
4.8MB

Download
memory/2884-15-0x0000000074100000-0x00000000747EE000-memory.dmp

Filesize
6.9MB

Download
memory/2884-16-0x0000000075CE0000-0x0000000075DAC000-memory.dmp

Filesize
816KB

Download
memory/2884-17-0x0000000075570000-0x0000000075660000-memory.dmp

Filesize
960KB

Download
memory/2884-8-0x00000000001E0000-0x00000000006B8000-memory.dmp

Filesize
4.8MB

Download
memory/2884-21-0x0000000075790000-0x00000000758A0000-memory.dmp

Filesize
1.1MB

Download
memory/2884-23-0x0000000074870000-0x00000000748BA000-memory.dmp

Filesize
296KB

Download
memory/2884-24-0x0000000074100000-0x00000000747EE000-memory.dmp

Filesize
6.9MB

Download
memory/2884-25-0x0000000075570000-0x0000000075660000-memory.dmp

Filesize
960KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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