cryptbot | e4420b07cff76b9f623b1e9ed3957d708769a744f245e27fb3b1e44cdc67eb35

General

Target

e4420b07cff76b9f623b1e9ed3957d708769a744f245e27fb3b1e44cdc67eb35_Sigmanly.exe
Size

4.2MB
MD5

1d057672840921889505863b33e87671
SHA1

3bbc68098e4080f656c7f92147a54d05d18e1277
SHA256

e4420b07cff76b9f623b1e9ed3957d708769a744f245e27fb3b1e44cdc67eb35
SHA512

12f5d869fea831d66f0811bc00a2c25e4d156f24189a7eee3e4593d0062057638686f780132a188f52ac6de9fba78404517ca041205c6834dd135217d0ab4eed
SSDEEP

98304:B4PLy6XyZ1/zueq6LPtQ+IJU/Wxafa8Q8dTrVaLgZqyf+aCGxqGqE31y:2umi7ueq1HiqafFQmVBkG4O

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	e4420b07cff76b9f623b1e9ed3957d708769a744f245e27fb3b1e44cdc67eb35_Sigmanly.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__	e4420b07cff76b9f623b1e9ed3957d708769a744f245e27fb3b1e44cdc67eb35_Sigmanly.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	e4420b07cff76b9f623b1e9ed3957d708769a744f245e27fb3b1e44cdc67eb35_Sigmanly.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	e4420b07cff76b9f623b1e9ed3957d708769a744f245e27fb3b1e44cdc67eb35_Sigmanly.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-1-5-21-3533259084-2542256011-65585152-1000\Software\Wine	e4420b07cff76b9f623b1e9ed3957d708769a744f245e27fb3b1e44cdc67eb35_Sigmanly.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
2016	e4420b07cff76b9f623b1e9ed3957d708769a744f245e27fb3b1e44cdc67eb35_Sigmanly.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	e4420b07cff76b9f623b1e9ed3957d708769a744f245e27fb3b1e44cdc67eb35_Sigmanly.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
2016	e4420b07cff76b9f623b1e9ed3957d708769a744f245e27fb3b1e44cdc67eb35_Sigmanly.exe
2016	e4420b07cff76b9f623b1e9ed3957d708769a744f245e27fb3b1e44cdc67eb35_Sigmanly.exe
2016	e4420b07cff76b9f623b1e9ed3957d708769a744f245e27fb3b1e44cdc67eb35_Sigmanly.exe
2016	e4420b07cff76b9f623b1e9ed3957d708769a744f245e27fb3b1e44cdc67eb35_Sigmanly.exe
2016	e4420b07cff76b9f623b1e9ed3957d708769a744f245e27fb3b1e44cdc67eb35_Sigmanly.exe
2016	e4420b07cff76b9f623b1e9ed3957d708769a744f245e27fb3b1e44cdc67eb35_Sigmanly.exe

C:\Users\Admin\AppData\Local\Temp\e4420b07cff76b9f623b1e9ed3957d708769a744f245e27fb3b1e44cdc67eb35_Sigmanly.exe
"C:\Users\Admin\AppData\Local\Temp\e4420b07cff76b9f623b1e9ed3957d708769a744f245e27fb3b1e44cdc67eb35_Sigmanly.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:2016

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

Replay Monitor

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Downloads

memory/2016-0-0x0000000000140000-0x0000000000C94000-memory.dmp

Filesize
11.3MB

Download
memory/2016-1-0x0000000077AD0000-0x0000000077AD2000-memory.dmp

Filesize
8KB

Download
memory/2016-2-0x0000000000141000-0x00000000003C5000-memory.dmp

Filesize
2.5MB

Download
memory/2016-3-0x0000000000140000-0x0000000000C94000-memory.dmp

Filesize
11.3MB

Download
memory/2016-4-0x0000000000140000-0x0000000000C94000-memory.dmp

Filesize
11.3MB

Download
memory/2016-5-0x0000000000140000-0x0000000000C94000-memory.dmp

Filesize
11.3MB

Download
memory/2016-6-0x0000000000140000-0x0000000000C94000-memory.dmp

Filesize
11.3MB

Download
memory/2016-7-0x0000000000140000-0x0000000000C94000-memory.dmp

Filesize
11.3MB

Download
memory/2016-8-0x0000000000140000-0x0000000000C94000-memory.dmp

Filesize
11.3MB

Download
memory/2016-9-0x0000000000140000-0x0000000000C94000-memory.dmp

Filesize
11.3MB

Download
memory/2016-10-0x0000000000140000-0x0000000000C94000-memory.dmp

Filesize
11.3MB

Download
memory/2016-11-0x0000000000140000-0x0000000000C94000-memory.dmp

Filesize
11.3MB

Download
memory/2016-12-0x0000000000140000-0x0000000000C94000-memory.dmp

Filesize
11.3MB

Download
memory/2016-13-0x0000000000140000-0x0000000000C94000-memory.dmp

Filesize
11.3MB

Download
memory/2016-15-0x0000000000140000-0x0000000000C94000-memory.dmp

Filesize
11.3MB

Download
memory/2016-16-0x0000000000140000-0x0000000000C94000-memory.dmp

Filesize
11.3MB

Download
memory/2016-17-0x0000000000140000-0x0000000000C94000-memory.dmp

Filesize
11.3MB

Download
memory/2016-18-0x0000000000140000-0x0000000000C94000-memory.dmp

Filesize
11.3MB

Download
memory/2016-19-0x0000000000140000-0x0000000000C94000-memory.dmp

Filesize
11.3MB

Download
memory/2016-20-0x0000000000140000-0x0000000000C94000-memory.dmp

Filesize
11.3MB

Download
memory/2016-21-0x0000000000140000-0x0000000000C94000-memory.dmp

Filesize
11.3MB

Download
memory/2016-22-0x0000000000140000-0x0000000000C94000-memory.dmp

Filesize
11.3MB

Download
memory/2016-23-0x0000000000140000-0x0000000000C94000-memory.dmp

Filesize
11.3MB

Download
memory/2016-24-0x0000000000140000-0x0000000000C94000-memory.dmp

Filesize
11.3MB

Download
memory/2016-25-0x0000000000140000-0x0000000000C94000-memory.dmp

Filesize
11.3MB

Download
memory/2016-26-0x0000000000140000-0x0000000000C94000-memory.dmp

Filesize
11.3MB

Download
memory/2016-27-0x0000000000140000-0x0000000000C94000-memory.dmp

Filesize
11.3MB

Download
memory/2016-28-0x0000000000140000-0x0000000000C94000-memory.dmp

Filesize
11.3MB

Download
memory/2016-29-0x0000000000140000-0x0000000000C94000-memory.dmp

Filesize
11.3MB

Download
memory/2016-30-0x0000000000140000-0x0000000000C94000-memory.dmp

Filesize
11.3MB

Download
memory/2016-31-0x0000000000140000-0x0000000000C94000-memory.dmp

Filesize
11.3MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads