cryptbot | 37fbe23d6ccaf64603921fd9e7f99d205b3ede0d98ff6c3c4355da905ec3ceb5

Analysis

max time kernel
122s
max time network
122s
platform
windows7_x64
resource
win7-en-20211208
submitted
20-12-2021 09:31

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General

Target

Activate it.exe
Size

667KB
MD5

c4a3cd58ec321eabe51e1c482b92441f
SHA1

181a601f18cb5069ce9192b66d97b82765488b30
SHA256

37fbe23d6ccaf64603921fd9e7f99d205b3ede0d98ff6c3c4355da905ec3ceb5
SHA512

1b1bfdd164d9c8ed7a54d7a65de4e17ebfb26c8f872d0f7136f9e5dba54ca2591c28b9e14bfa8bad5316d133e73f8d24f44cdcb7c75f299ecf28d92137461340

Score

10^/10

cryptbot spyware stealer

Malware Config

Extracted

Family

cryptbot

daifgz13.top

morjey01.top

Attributes

payload_url
http://liotuo01.top/download.php?file=librid.exe

Signatures

CryptBot
A C++ stealer distributed widely in bundle with other software.
spyware stealer cryptbot
Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

1040 cmd.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
1040	cmd.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:

Activate it.exe

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

Delays execution with timeout.exe 1 IoCs
evasion

Processes:

timeout.exe

pid process

588 timeout.exe

pid	process
588	timeout.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

Activate it.execmd.exe

description	pid	process	target process
PID 968 wrote to memory of 1040	968	Activate it.exe	cmd.exe
PID 968 wrote to memory of 1040	968	Activate it.exe	cmd.exe
PID 968 wrote to memory of 1040	968	Activate it.exe	cmd.exe
PID 968 wrote to memory of 1040	968	Activate it.exe	cmd.exe
PID 1040 wrote to memory of 588	1040	cmd.exe	timeout.exe
PID 1040 wrote to memory of 588	1040	cmd.exe	timeout.exe
PID 1040 wrote to memory of 588	1040	cmd.exe	timeout.exe
PID 1040 wrote to memory of 588	1040	cmd.exe	timeout.exe

C:\Users\Admin\AppData\Local\Temp\Activate it.exe
"C:\Users\Admin\AppData\Local\Temp\Activate it.exe"
1⤵
- Checks processor information in registry
- Suspicious use of WriteProcessMemory
PID:968

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c rd /s /q C:\Users\Admin\AppData\Local\Temp\orYbvfmN & timeout 4 & del /f /q "C:\Users\Admin\AppData\Local\Temp\Activate it.exe"
2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1040

C:\Windows\SysWOW64\timeout.exe
timeout 4
3⤵
- Delays execution with timeout.exe
PID:588

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Query Registry

T1012

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/588-59-0x0000000000000000-mapping.dmp

Download
memory/968-54-0x00000000754B1000-0x00000000754B3000-memory.dmp

Filesize
8KB

Download
memory/968-55-0x0000000000401000-0x0000000000403000-memory.dmp

Filesize
8KB

Download
memory/968-56-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/968-57-0x00000000002D0000-0x0000000000318000-memory.dmp

Filesize
288KB

Download
memory/1040-58-0x0000000000000000-mapping.dmp

Download