cryptbot | 8308a1f017b0424a8454d518ac05fcac0a7303e78fbbb1ab917ed311f1a1e8c3

General

Target
Sеtup.exe
Size 6.3MB
Sample240908-mdltps1anq
SHA256 8308a1f017b0424a8454d518ac05fcac0a7303e78fbbb1ab917ed311f1a1e8c3
MD5 7cf0185642f838bbc7302042ab125738
SHA1 3f3ceaa4357b16cf858bb41164b65abfd8525bc9
SHA512 fd07883848044c661d97c89eaf97f223912aafb37f646d13bb112f68f122b060f2495133e8602c21f54f7225fd54d2fbd1d82df8721aab8519aa975d9b036291
SSDEEP 49152:GvDlD8EId8DvlKyA5RkLxNumu6Rn8QIdidmN3qE1g5xyl+3OY5b4N+2E5fqmOgPO:GLDIodU91g5xlX5tIVOCKl21p
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

Family

C2

Attributes

CryptBot
CryptBot is a C++ stealer distributed widely in bundle with other software.
spyware stealer cryptbot
Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

Credentials from Web Browsers
T1555.003

Executes dropped EXE 3 IoCs

Loads dropped DLL 5 IoCs

Reads user/profile data of web browsers 2 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
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
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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.

System Language Discovery

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Sеtup.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

System Information Discovery

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

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

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

Scheduled Task

pid	Process
2604	schtasks.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 880 wrote to memory of 2612	880	Sеtup.exe	30
PID 880 wrote to memory of 2612	880	Sеtup.exe	30
PID 880 wrote to memory of 2612	880	Sеtup.exe	30
PID 880 wrote to memory of 2612	880	Sеtup.exe	30
PID 880 wrote to memory of 2604	880	Sеtup.exe	31
PID 880 wrote to memory of 2604	880	Sеtup.exe	31
PID 880 wrote to memory of 2604	880	Sеtup.exe	31
PID 880 wrote to memory of 2604	880	Sеtup.exe	31
PID 808 wrote to memory of 1376	808	taskeng.exe	34
PID 808 wrote to memory of 1376	808	taskeng.exe	34
PID 808 wrote to memory of 1376	808	taskeng.exe	34
PID 808 wrote to memory of 1376	808	taskeng.exe	34
PID 808 wrote to memory of 760	808	taskeng.exe	35
PID 808 wrote to memory of 760	808	taskeng.exe	35
PID 808 wrote to memory of 760	808	taskeng.exe	35
PID 808 wrote to memory of 760	808	taskeng.exe	35

C:\Windows\system32\taskeng.exe
taskeng.exe {E2290872-337A-443B-9530-FA59594D1F97} S-1-5-21-1846800975-3917212583-2893086201-1000:ZQABOPWE\Admin:Interactive:[1]
1⤵
- Suspicious use of WriteProcessMemory
PID:808
- C:\Users\Admin\AppData\Local\Temp\service123.exe
  C:\Users\Admin\AppData\Local\Temp\/service123.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:1376
- C:\Users\Admin\AppData\Local\Temp\service123.exe
  C:\Users\Admin\AppData\Local\Temp\/service123.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:760