cryptbot | d6a055bee4a39f5879ff522099df86cd0a0001228cac589b3f07449a5a822fef

General

Target

Set-up.exe
Size

6.3MB
MD5

ff8b81c5bdbb09987a4ed216ae0010c2
SHA1

1d5edf417a676e8e04a69dd94dac6a2a934cdfa6
SHA256

d6a055bee4a39f5879ff522099df86cd0a0001228cac589b3f07449a5a822fef
SHA512

9bad1fed2170e923e65f57e8ccbbfbe33fd8f01423469fa8e3d7a4c93c8c97fb84ea98df33901a11fdf8915dc7d9955046faf5c4f9ccf38d8606ccc2b91615fe
SSDEEP

49152:4pVubXslypSy5wT96CHhbhiwOfHLaorKt5LJ8Vx2jaV9hIaDzNZMV/tIsQ:/jazH7iwOf/rKt38VC49hIMrMH5Q

Score

10^/10

cryptbot discovery spyware stealer

Malware Config

Extracted

Family

cryptbot

C2

twelvevh12pt.top

Attributes

url_path
/v1/upload.php

Signatures

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

Executes dropped EXE 3 IoCs

pid	Process
2900	service123.exe
2684	service123.exe
2884	service123.exe

Loads dropped DLL 5 IoCs

pid	Process
1744	Set-up.exe
1744	Set-up.exe
2900	service123.exe
2684	service123.exe
2884	service123.exe

Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003
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

System Location Discovery: System Language Discovery 1 TTPs 2 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	Set-up.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	Set-up.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	Set-up.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
2744	schtasks.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 1744 wrote to memory of 2900	1744	Set-up.exe	29
PID 1744 wrote to memory of 2900	1744	Set-up.exe	29
PID 1744 wrote to memory of 2900	1744	Set-up.exe	29
PID 1744 wrote to memory of 2900	1744	Set-up.exe	29
PID 1744 wrote to memory of 2744	1744	Set-up.exe	30
PID 1744 wrote to memory of 2744	1744	Set-up.exe	30
PID 1744 wrote to memory of 2744	1744	Set-up.exe	30
PID 1744 wrote to memory of 2744	1744	Set-up.exe	30
PID 2704 wrote to memory of 2684	2704	taskeng.exe	33
PID 2704 wrote to memory of 2684	2704	taskeng.exe	33
PID 2704 wrote to memory of 2684	2704	taskeng.exe	33
PID 2704 wrote to memory of 2684	2704	taskeng.exe	33
PID 2704 wrote to memory of 2884	2704	taskeng.exe	34
PID 2704 wrote to memory of 2884	2704	taskeng.exe	34
PID 2704 wrote to memory of 2884	2704	taskeng.exe	34
PID 2704 wrote to memory of 2884	2704	taskeng.exe	34

C:\Users\Admin\AppData\Local\Temp\Set-up.exe
"C:\Users\Admin\AppData\Local\Temp\Set-up.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Suspicious use of WriteProcessMemory
PID:1744
- C:\Users\Admin\AppData\Local\Temp\service123.exe
  "C:\Users\Admin\AppData\Local\Temp\service123.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:2900
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /create /tn "ServiceData4" /tr "C:\Users\Admin\AppData\Local\Temp\/service123.exe" /st 00:01 /du 9800:59 /sc once /ri 1 /f
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2744

C:\Windows\system32\taskeng.exe
taskeng.exe {FF476FAB-07D3-497D-BB31-4F5DC8F6A8AD} S-1-5-21-2703099537-420551529-3771253338-1000:XECUDNCD\Admin:Interactive:[1]
1⤵
- Suspicious use of WriteProcessMemory
PID:2704
- C:\Users\Admin\AppData\Local\Temp\service123.exe
  C:\Users\Admin\AppData\Local\Temp\/service123.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:2684
- C:\Users\Admin\AppData\Local\Temp\service123.exe
  C:\Users\Admin\AppData\Local\Temp\/service123.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:2884

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

1

T1552

Credentials In Files

1

T1552.001

Discovery

Query Registry

2

T1012

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

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Downloads

memory/1744-0-0x0000000000400000-0x000000000105E000-memory.dmp

Filesize
12.4MB

Download
memory/1744-1-0x0000000000400000-0x000000000105E000-memory.dmp

Filesize
12.4MB

Download
memory/1744-13-0x0000000000400000-0x000000000105E000-memory.dmp

Filesize
12.4MB

Download
memory/2684-23-0x0000000001100000-0x0000000001111000-memory.dmp

Filesize
68KB

Download
memory/2884-38-0x0000000001100000-0x0000000001111000-memory.dmp

Filesize
68KB

Download
memory/2900-16-0x0000000001100000-0x0000000001111000-memory.dmp

Filesize
68KB

Download
memory/2900-17-0x0000000075320000-0x000000007544C000-memory.dmp

Filesize
1.2MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads