cryptbot | 7696b18fe38e3ab65ae8399367be364777bf685af9f63c22936e4f9c68b42488

General

Target

file.exe
Size

4.2MB
MD5

46a5f6eb5c061a6c8999c6a3c9cd94b5
SHA1

601bec022812bb831ba6416bb55af390b6871cfc
SHA256

7696b18fe38e3ab65ae8399367be364777bf685af9f63c22936e4f9c68b42488
SHA512

d337bf28b870c1160d102a7a599fac2dcd3a5643e9c5cc71a69600ed81b5b7ef25a03bc7db7a5f8ba2bfeeb0c60ba953fedb44224ddae4c60324a835746d558b
SSDEEP

98304:JMXYcDhEdxO0aC0FWMU5sPPLZUX3RXN/M23/0Bc:JMXZExn4FWMScmnRXN/h34

Score

10^/10

cryptbot discovery evasion spyware stealer

Malware Config

Signatures

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

Detects CryptBot payload 1 IoCs

CryptBot is a C++ stealer distributed widely in bundle with other software.

spyware stealer

Processes:

resource	yara_rule
behavioral1/memory/2036-24-0x0000000069CC0000-0x000000006A71B000-memory.dmp	family_cryptbot_v3

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

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497

Processes:

file.exe

description ioc process

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

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

file.exe

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

file.exe

description ioc process

Key opened \REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Wine file.exe
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

Processes:

file.exe

pid process

2036 file.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

Processes:

file.exe

description ioc process

Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language file.exe
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

file.exe

pid process

2036 file.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Wine	file.exe

pid	process
2036	file.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	file.exe

pid	process
2036	file.exe

C:\Users\Admin\AppData\Local\Temp\file.exe
"C:\Users\Admin\AppData\Local\Temp\file.exe"
1⤵
- 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:2036

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

2

T1497

Credential Access

Discovery

Query Registry

3

T1012

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Virtualization/Sandbox Evasion

2

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2036-0-0x0000000000D20000-0x00000000018A5000-memory.dmp

Filesize
11.5MB

Download
memory/2036-1-0x0000000077C30000-0x0000000077C32000-memory.dmp

Filesize
8KB

Download
memory/2036-2-0x0000000000D21000-0x0000000000F98000-memory.dmp

Filesize
2.5MB

Download
memory/2036-3-0x0000000000D20000-0x00000000018A5000-memory.dmp

Filesize
11.5MB

Download
memory/2036-4-0x0000000000D20000-0x00000000018A5000-memory.dmp

Filesize
11.5MB

Download
memory/2036-5-0x0000000000D20000-0x00000000018A5000-memory.dmp

Filesize
11.5MB

Download
memory/2036-6-0x0000000000D20000-0x00000000018A5000-memory.dmp

Filesize
11.5MB

Download
memory/2036-8-0x0000000000D20000-0x00000000018A5000-memory.dmp

Filesize
11.5MB

Download
memory/2036-7-0x0000000000D20000-0x00000000018A5000-memory.dmp

Filesize
11.5MB

Download
memory/2036-9-0x0000000000D20000-0x00000000018A5000-memory.dmp

Filesize
11.5MB

Download
memory/2036-10-0x0000000000D20000-0x00000000018A5000-memory.dmp

Filesize
11.5MB

Download
memory/2036-11-0x0000000000D20000-0x00000000018A5000-memory.dmp

Filesize
11.5MB

Download
memory/2036-12-0x0000000000D20000-0x00000000018A5000-memory.dmp

Filesize
11.5MB

Download
memory/2036-13-0x0000000000D20000-0x00000000018A5000-memory.dmp

Filesize
11.5MB

Download
memory/2036-14-0x0000000000D20000-0x00000000018A5000-memory.dmp

Filesize
11.5MB

Download
memory/2036-15-0x0000000000D20000-0x00000000018A5000-memory.dmp

Filesize
11.5MB

Download
memory/2036-16-0x0000000000D20000-0x00000000018A5000-memory.dmp

Filesize
11.5MB

Download
memory/2036-17-0x0000000000D20000-0x00000000018A5000-memory.dmp

Filesize
11.5MB

Download
memory/2036-18-0x0000000000D20000-0x00000000018A5000-memory.dmp

Filesize
11.5MB

Download
memory/2036-19-0x0000000000D20000-0x00000000018A5000-memory.dmp

Filesize
11.5MB

Download
memory/2036-20-0x0000000000D20000-0x00000000018A5000-memory.dmp

Filesize
11.5MB

Download
memory/2036-21-0x0000000000D20000-0x00000000018A5000-memory.dmp

Filesize
11.5MB

Download
memory/2036-22-0x0000000000D20000-0x00000000018A5000-memory.dmp

Filesize
11.5MB

Download
memory/2036-23-0x0000000000D20000-0x00000000018A5000-memory.dmp

Filesize
11.5MB

Download
memory/2036-24-0x0000000069CC0000-0x000000006A71B000-memory.dmp

Filesize
10.4MB

Download
memory/2036-33-0x0000000000D20000-0x00000000018A5000-memory.dmp

Filesize
11.5MB

Download
memory/2036-34-0x0000000000D20000-0x00000000018A5000-memory.dmp

Filesize
11.5MB

Download

Analysis

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