cryptbot | 6319b895e7a61947bfa702bf9f092d585f76a983666bbceb8d6dcbabe50e330d

Analysis

max time kernel
121s
max time network
121s
platform
windows7_x64
resource
win7-en-20211014
submitted
14/11/2021, 19:32

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General

Target
1037068cf9de3dfab780b1311ec94a0b.exe
Size 332KB
Sample211114-x8zddsdfhr
SHA256 6319b895e7a61947bfa702bf9f092d585f76a983666bbceb8d6dcbabe50e330d
MD5 1037068cf9de3dfab780b1311ec94a0b
SHA1 743b15e12a70fdd2d5decd85cbbe62616c714b1d
SHA512 b6b7271f3ce9092bcad5e10e088e971326676b019bb16e561f384103ec851afa613d0901cf52425a0ff1b33adadec8f2afb543f571bc71326ffe25054b0eafb2
MD5 SHA1 SHA512

Score

10^/10

cryptbot spyware stealer

Malware Config

Extracted

Family

cryptbot

lekdae72.top
mortae07.top

Attributes

payload_url
http://xetery20.top/download.php?file=itaves.exe

Signatures

CryptBot
A C++ stealer distributed widely in bundle with other software.
spyware stealer cryptbot

Deletes itself 1 IoCs

pid	Process
1480	cmd.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	1037068cf9de3dfab780b1311ec94a0b.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	1037068cf9de3dfab780b1311ec94a0b.exe

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
856	timeout.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1668 wrote to memory of 1480	1668	1037068cf9de3dfab780b1311ec94a0b.exe	28
PID 1668 wrote to memory of 1480	1668	1037068cf9de3dfab780b1311ec94a0b.exe	28
PID 1668 wrote to memory of 1480	1668	1037068cf9de3dfab780b1311ec94a0b.exe	28
PID 1668 wrote to memory of 1480	1668	1037068cf9de3dfab780b1311ec94a0b.exe	28
PID 1480 wrote to memory of 856	1480	cmd.exe	30
PID 1480 wrote to memory of 856	1480	cmd.exe	30
PID 1480 wrote to memory of 856	1480	cmd.exe	30
PID 1480 wrote to memory of 856	1480	cmd.exe	30

C:\Users\Admin\AppData\Local\Temp\1037068cf9de3dfab780b1311ec94a0b.exe
"C:\Users\Admin\AppData\Local\Temp\1037068cf9de3dfab780b1311ec94a0b.exe"
1⤵
- Checks processor information in registry
- Suspicious use of WriteProcessMemory
PID:1668
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c rd /s /q C:\Users\Admin\AppData\Local\Temp\bvSxNppQhZc & timeout 4 & del /f /q "C:\Users\Admin\AppData\Local\Temp\1037068cf9de3dfab780b1311ec94a0b.exe"
  2⤵
  - Deletes itself
  - Suspicious use of WriteProcessMemory
  PID:1480
- - C:\Windows\SysWOW64\timeout.exe
    timeout 4
    3⤵
    - Delays execution with timeout.exe
    PID:856

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1668-55-0x0000000074F21000-0x0000000074F23000-memory.dmp

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memory/1668-57-0x0000000000310000-0x0000000000355000-memory.dmp

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memory/1668-56-0x0000000000240000-0x0000000000265000-memory.dmp

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memory/1668-58-0x0000000000400000-0x000000000045C000-memory.dmp

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads