cryptbot | 81d19c557d31608a6be0d419928e30dca063c2a2bb909d03133c15d75f246e56

General

Target

81d19c557d31608a6be0d419928e30dca063c2a2bb909d03133c15d75f246e56.exe
Size

4.3MB
MD5

ed79b16c404fd4bdc0f3de692cc154ad
SHA1

10404abae6c82c38676da0478af22103aaaefd56
SHA256

81d19c557d31608a6be0d419928e30dca063c2a2bb909d03133c15d75f246e56
SHA512

9547fdda3a7171b02263f911da08cefcebb8fa21d9abe77d5ccebbe26abd670f95b1b71f7052be4f5ba5d4a69fdbd134c45b0aa77b3a0e984a7f3aadb1a38b53
SSDEEP

98304:dP1o+IPtkJMrlapSlM7hF+SLTXcBTWxyFl:dWcMrQS8F+gTUT

Score

10^/10

cryptbot discovery evasion spyware stealer

Malware Config

Extracted

Family

cryptbot

Signatures

CryptBot
CryptBot is a C++ stealer distributed widely in bundle with other software.
spyware stealer cryptbot
Cryptbot family
cryptbot

Enumerates VirtualBox registry keys 2 TTPs 1 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\VBoxSF	81d19c557d31608a6be0d419928e30dca063c2a2bb909d03133c15d75f246e56.exe

Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	81d19c557d31608a6be0d419928e30dca063c2a2bb909d03133c15d75f246e56.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

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	81d19c557d31608a6be0d419928e30dca063c2a2bb909d03133c15d75f246e56.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	81d19c557d31608a6be0d419928e30dca063c2a2bb909d03133c15d75f246e56.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

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Wine	81d19c557d31608a6be0d419928e30dca063c2a2bb909d03133c15d75f246e56.exe

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

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
3632	81d19c557d31608a6be0d419928e30dca063c2a2bb909d03133c15d75f246e56.exe

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	81d19c557d31608a6be0d419928e30dca063c2a2bb909d03133c15d75f246e56.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

pid	Process
3632	81d19c557d31608a6be0d419928e30dca063c2a2bb909d03133c15d75f246e56.exe
3632	81d19c557d31608a6be0d419928e30dca063c2a2bb909d03133c15d75f246e56.exe
3632	81d19c557d31608a6be0d419928e30dca063c2a2bb909d03133c15d75f246e56.exe
3632	81d19c557d31608a6be0d419928e30dca063c2a2bb909d03133c15d75f246e56.exe
3632	81d19c557d31608a6be0d419928e30dca063c2a2bb909d03133c15d75f246e56.exe
3632	81d19c557d31608a6be0d419928e30dca063c2a2bb909d03133c15d75f246e56.exe
3632	81d19c557d31608a6be0d419928e30dca063c2a2bb909d03133c15d75f246e56.exe
3632	81d19c557d31608a6be0d419928e30dca063c2a2bb909d03133c15d75f246e56.exe
3632	81d19c557d31608a6be0d419928e30dca063c2a2bb909d03133c15d75f246e56.exe
3632	81d19c557d31608a6be0d419928e30dca063c2a2bb909d03133c15d75f246e56.exe

C:\Users\Admin\AppData\Local\Temp\81d19c557d31608a6be0d419928e30dca063c2a2bb909d03133c15d75f246e56.exe
"C:\Users\Admin\AppData\Local\Temp\81d19c557d31608a6be0d419928e30dca063c2a2bb909d03133c15d75f246e56.exe"
1⤵
- Enumerates VirtualBox registry keys
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:3632

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

3

T1497

Credential Access

Discovery

Query Registry

5

T1012

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Virtualization/Sandbox Evasion

3

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/3632-0-0x0000000000140000-0x0000000000D6A000-memory.dmp

Filesize
12.2MB

Download
memory/3632-1-0x0000000077084000-0x0000000077086000-memory.dmp

Filesize
8KB

Download
memory/3632-2-0x0000000000141000-0x00000000003CA000-memory.dmp

Filesize
2.5MB

Download
memory/3632-3-0x0000000000140000-0x0000000000D6A000-memory.dmp

Filesize
12.2MB

Download
memory/3632-4-0x0000000000140000-0x0000000000D6A000-memory.dmp

Filesize
12.2MB

Download
memory/3632-5-0x0000000000140000-0x0000000000D6A000-memory.dmp

Filesize
12.2MB

Download
memory/3632-6-0x0000000000140000-0x0000000000D6A000-memory.dmp

Filesize
12.2MB

Download
memory/3632-7-0x0000000000140000-0x0000000000D6A000-memory.dmp

Filesize
12.2MB

Download
memory/3632-8-0x0000000000140000-0x0000000000D6A000-memory.dmp

Filesize
12.2MB

Download
memory/3632-9-0x0000000000140000-0x0000000000D6A000-memory.dmp

Filesize
12.2MB

Download
memory/3632-10-0x0000000000140000-0x0000000000D6A000-memory.dmp

Filesize
12.2MB

Download
memory/3632-11-0x0000000000140000-0x0000000000D6A000-memory.dmp

Filesize
12.2MB

Download
memory/3632-12-0x0000000000140000-0x0000000000D6A000-memory.dmp

Filesize
12.2MB

Download
memory/3632-13-0x0000000000140000-0x0000000000D6A000-memory.dmp

Filesize
12.2MB

Download
memory/3632-14-0x0000000000140000-0x0000000000D6A000-memory.dmp

Filesize
12.2MB

Download
memory/3632-15-0x0000000000140000-0x0000000000D6A000-memory.dmp

Filesize
12.2MB

Download
memory/3632-16-0x0000000000140000-0x0000000000D6A000-memory.dmp

Filesize
12.2MB

Download
memory/3632-17-0x0000000000140000-0x0000000000D6A000-memory.dmp

Filesize
12.2MB

Download
memory/3632-18-0x0000000000140000-0x0000000000D6A000-memory.dmp

Filesize
12.2MB

Download
memory/3632-19-0x0000000000140000-0x0000000000D6A000-memory.dmp

Filesize
12.2MB

Download
memory/3632-20-0x0000000000140000-0x0000000000D6A000-memory.dmp

Filesize
12.2MB

Download
memory/3632-21-0x0000000000140000-0x0000000000D6A000-memory.dmp

Filesize
12.2MB

Download
memory/3632-22-0x0000000000140000-0x0000000000D6A000-memory.dmp

Filesize
12.2MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads