cryptbot | 7ebd75f04be7424a2c2faa8be74538af662198fcd6c88bbeb4c99df4991ac06d

General

Target

975feaa8efd0fd8c5710652abc197e2c.exe
Size

2.6MB
MD5

975feaa8efd0fd8c5710652abc197e2c
SHA1

496a40eb59fed8322803c276fbd3cd1624f15e24
SHA256

7ebd75f04be7424a2c2faa8be74538af662198fcd6c88bbeb4c99df4991ac06d
SHA512

5390a8c3cf049a60610d101299f092ddfaf3e1856dff1b87643bfd6d17d2a7b8690b3cb898659e61d2752785ad3aae3e874aea670944e9ccf8846185b0525549

Score

10^/10

cryptbot evasion spyware stealer themida trojan

Malware Config

Extracted

Family

cryptbot

C2

zyobyd22.top

moreja02.top

Attributes

payload_url
http://yaphsq02.top/download.php?file=cantey.exe

Signatures

CryptBot
A C++ stealer distributed widely in bundle with other software.
spyware stealer cryptbot
Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs
evasion

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497

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:

975feaa8efd0fd8c5710652abc197e2c.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	975feaa8efd0fd8c5710652abc197e2c.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	975feaa8efd0fd8c5710652abc197e2c.exe

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

524 cmd.exe

pid	process
524	cmd.exe

Themida packer 4 IoCs

Detects Themida, an advanced Windows software protection system.

themida

Processes:

resource	yara_rule
behavioral1/memory/832-54-0x0000000000F10000-0x00000000015F3000-memory.dmp	themida
behavioral1/memory/832-55-0x0000000000F10000-0x00000000015F3000-memory.dmp	themida
behavioral1/memory/832-56-0x0000000000F10000-0x00000000015F3000-memory.dmp	themida
behavioral1/memory/832-57-0x0000000000F10000-0x00000000015F3000-memory.dmp	themida

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

975feaa8efd0fd8c5710652abc197e2c.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	975feaa8efd0fd8c5710652abc197e2c.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

Processes:

975feaa8efd0fd8c5710652abc197e2c.exe

pid process

832 975feaa8efd0fd8c5710652abc197e2c.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
832	975feaa8efd0fd8c5710652abc197e2c.exe

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

975feaa8efd0fd8c5710652abc197e2c.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	975feaa8efd0fd8c5710652abc197e2c.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	975feaa8efd0fd8c5710652abc197e2c.exe

Delays execution with timeout.exe 1 IoCs
evasion

Processes:

timeout.exe

pid process

432 timeout.exe
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

975feaa8efd0fd8c5710652abc197e2c.exe

pid process

832 975feaa8efd0fd8c5710652abc197e2c.exe

pid	process
432	timeout.exe

pid	process
832	975feaa8efd0fd8c5710652abc197e2c.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

975feaa8efd0fd8c5710652abc197e2c.execmd.exe

description	pid	process	target process
PID 832 wrote to memory of 524	832	975feaa8efd0fd8c5710652abc197e2c.exe	cmd.exe
PID 832 wrote to memory of 524	832	975feaa8efd0fd8c5710652abc197e2c.exe	cmd.exe
PID 832 wrote to memory of 524	832	975feaa8efd0fd8c5710652abc197e2c.exe	cmd.exe
PID 832 wrote to memory of 524	832	975feaa8efd0fd8c5710652abc197e2c.exe	cmd.exe
PID 524 wrote to memory of 432	524	cmd.exe	timeout.exe
PID 524 wrote to memory of 432	524	cmd.exe	timeout.exe
PID 524 wrote to memory of 432	524	cmd.exe	timeout.exe
PID 524 wrote to memory of 432	524	cmd.exe	timeout.exe

C:\Users\Admin\AppData\Local\Temp\975feaa8efd0fd8c5710652abc197e2c.exe
"C:\Users\Admin\AppData\Local\Temp\975feaa8efd0fd8c5710652abc197e2c.exe"
1⤵
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:832

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c rd /s /q C:\Users\Admin\AppData\Local\Temp\sjldhxInIdiP & timeout 4 & del /f /q "C:\Users\Admin\AppData\Local\Temp\975feaa8efd0fd8c5710652abc197e2c.exe"
2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:524

C:\Windows\SysWOW64\timeout.exe
timeout 4
3⤵
- Delays execution with timeout.exe
PID:432

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

1

T1497

Credential Access

Discovery

Query Registry

3

T1012

Virtualization/Sandbox Evasion

1

T1497

System Information Discovery

4

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/432-59-0x0000000000000000-mapping.dmp

Download
memory/524-58-0x0000000000000000-mapping.dmp

Download
memory/832-53-0x0000000075891000-0x0000000075893000-memory.dmp

Filesize
8KB

Download
memory/832-54-0x0000000000F10000-0x00000000015F3000-memory.dmp

Filesize
6.9MB

Download
memory/832-55-0x0000000000F10000-0x00000000015F3000-memory.dmp

Filesize
6.9MB

Download
memory/832-56-0x0000000000F10000-0x00000000015F3000-memory.dmp

Filesize
6.9MB

Download
memory/832-57-0x0000000000F10000-0x00000000015F3000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads