cryptbot | e366497c19208fe45bd04dd3d83f4ec71108b2cefeb4fdaeb60e139743c8bb40

Analysis

max time kernel
121s
max time network
120s
platform
windows7_x64
resource
win7-en-20211014
submitted
19/10/2021, 15:33

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General

Target
0aa3cc98fae581989a1d69e57072983f.exe
Size 373KB
Sample211019-sy8f4ahaem
SHA256 e366497c19208fe45bd04dd3d83f4ec71108b2cefeb4fdaeb60e139743c8bb40
MD5 0aa3cc98fae581989a1d69e57072983f
SHA1 03021b6bf23e45c1347ac4218bd6779c13cab6e0
SHA512 38af56fad8cd899fea9485c40060a5f18a56042c4ecee8c2482cd54bc5724986ae2d8846eb52a3d91e9e637c6ee211bf94b3b8a3f0d6d5090f6155f59282d03f
MD5 SHA1 SHA512

Score

10^/10

cryptbot spyware stealer

Malware Config

Extracted

Family

cryptbot

veoqkb22.top
morpib02.top

Attributes

payload_url
http://tyncel11.top/download.php?file=lv.exe

Signatures

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

Deletes itself 1 IoCs

pid	Process
1664	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	0aa3cc98fae581989a1d69e57072983f.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	0aa3cc98fae581989a1d69e57072983f.exe

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
764	timeout.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1700 wrote to memory of 1664	1700	0aa3cc98fae581989a1d69e57072983f.exe	27
PID 1700 wrote to memory of 1664	1700	0aa3cc98fae581989a1d69e57072983f.exe	27
PID 1700 wrote to memory of 1664	1700	0aa3cc98fae581989a1d69e57072983f.exe	27
PID 1700 wrote to memory of 1664	1700	0aa3cc98fae581989a1d69e57072983f.exe	27
PID 1664 wrote to memory of 764	1664	cmd.exe	29
PID 1664 wrote to memory of 764	1664	cmd.exe	29
PID 1664 wrote to memory of 764	1664	cmd.exe	29
PID 1664 wrote to memory of 764	1664	cmd.exe	29

C:\Users\Admin\AppData\Local\Temp\0aa3cc98fae581989a1d69e57072983f.exe
"C:\Users\Admin\AppData\Local\Temp\0aa3cc98fae581989a1d69e57072983f.exe"
1⤵
- Checks processor information in registry
- Suspicious use of WriteProcessMemory
PID:1700
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c rd /s /q C:\Users\Admin\AppData\Local\Temp\EKakMPsPh & timeout 4 & del /f /q "C:\Users\Admin\AppData\Local\Temp\0aa3cc98fae581989a1d69e57072983f.exe"
  2⤵
  - Deletes itself
  - Suspicious use of WriteProcessMemory
  PID:1664
- - C:\Windows\SysWOW64\timeout.exe
    timeout 4
    3⤵
    - Delays execution with timeout.exe
    PID:764

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/1700-55-0x000000000311D000-0x0000000003143000-memory.dmp

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memory/1700-56-0x00000000762D1000-0x00000000762D3000-memory.dmp

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memory/1700-57-0x0000000000250000-0x0000000000295000-memory.dmp

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memory/1700-58-0x0000000000400000-0x0000000002F25000-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