cryptbot | 7756efa9a5914c3141479ab8de889d6aa48f25fed3997cc165fafd4b7ab54ff9

Analysis

max time kernel
293s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
23-09-2024 05:06

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General

Target

7756efa9a5914c3141479ab8de889d6aa48f25fed3997cc165fafd4b7ab54ff9.exe
Size

6.4MB
MD5

fe00d6961e0dc7002c7c86bed9495c79
SHA1

b0c47152746861607720ec0b185dcd4a597926a5
SHA256

7756efa9a5914c3141479ab8de889d6aa48f25fed3997cc165fafd4b7ab54ff9
SHA512

34b1dee254eb206cea6769c7f252bb12c5d170ee07889223fb8da3cf30513cc40d60539762da23711bff9a38be7960a3b2e9621587c7c0161665a1ad137de31a
SSDEEP

98304:/cFVUyzLW9OiI+Iy5/djZQ5I8DMrq4d96dETCtOLZcWhNuRbyQ4:03U2C9K+IOFAI8Dyu01cWyRb74

Score

10^/10

cryptbot credential_access discovery spyware stealer

Malware Config

Extracted

Family

cryptbot

thirtvf13vs.top

analforeverlovyu.top

Attributes

url_path
/v1/upload.php

Signatures

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 6 IoCs

pid	Process
2828	service123.exe
2684	service123.exe
1732	service123.exe
980	service123.exe
1896	service123.exe
2940	service123.exe

Loads dropped DLL 8 IoCs

pid	Process
2504	7756efa9a5914c3141479ab8de889d6aa48f25fed3997cc165fafd4b7ab54ff9.exe
2504	7756efa9a5914c3141479ab8de889d6aa48f25fed3997cc165fafd4b7ab54ff9.exe
2828	service123.exe
2684	service123.exe
1732	service123.exe
980	service123.exe
1896	service123.exe
2940	service123.exe

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

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	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	7756efa9a5914c3141479ab8de889d6aa48f25fed3997cc165fafd4b7ab54ff9.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	7756efa9a5914c3141479ab8de889d6aa48f25fed3997cc165fafd4b7ab54ff9.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	7756efa9a5914c3141479ab8de889d6aa48f25fed3997cc165fafd4b7ab54ff9.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
2208	schtasks.exe

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 2504 wrote to memory of 2828	2504	7756efa9a5914c3141479ab8de889d6aa48f25fed3997cc165fafd4b7ab54ff9.exe	31
PID 2504 wrote to memory of 2828	2504	7756efa9a5914c3141479ab8de889d6aa48f25fed3997cc165fafd4b7ab54ff9.exe	31
PID 2504 wrote to memory of 2828	2504	7756efa9a5914c3141479ab8de889d6aa48f25fed3997cc165fafd4b7ab54ff9.exe	31
PID 2504 wrote to memory of 2828	2504	7756efa9a5914c3141479ab8de889d6aa48f25fed3997cc165fafd4b7ab54ff9.exe	31
PID 2504 wrote to memory of 2208	2504	7756efa9a5914c3141479ab8de889d6aa48f25fed3997cc165fafd4b7ab54ff9.exe	32
PID 2504 wrote to memory of 2208	2504	7756efa9a5914c3141479ab8de889d6aa48f25fed3997cc165fafd4b7ab54ff9.exe	32
PID 2504 wrote to memory of 2208	2504	7756efa9a5914c3141479ab8de889d6aa48f25fed3997cc165fafd4b7ab54ff9.exe	32
PID 2504 wrote to memory of 2208	2504	7756efa9a5914c3141479ab8de889d6aa48f25fed3997cc165fafd4b7ab54ff9.exe	32
PID 2620 wrote to memory of 2684	2620	taskeng.exe	35
PID 2620 wrote to memory of 2684	2620	taskeng.exe	35
PID 2620 wrote to memory of 2684	2620	taskeng.exe	35
PID 2620 wrote to memory of 2684	2620	taskeng.exe	35
PID 2620 wrote to memory of 1732	2620	taskeng.exe	36
PID 2620 wrote to memory of 1732	2620	taskeng.exe	36
PID 2620 wrote to memory of 1732	2620	taskeng.exe	36
PID 2620 wrote to memory of 1732	2620	taskeng.exe	36
PID 2620 wrote to memory of 980	2620	taskeng.exe	37
PID 2620 wrote to memory of 980	2620	taskeng.exe	37
PID 2620 wrote to memory of 980	2620	taskeng.exe	37
PID 2620 wrote to memory of 980	2620	taskeng.exe	37
PID 2620 wrote to memory of 1896	2620	taskeng.exe	38
PID 2620 wrote to memory of 1896	2620	taskeng.exe	38
PID 2620 wrote to memory of 1896	2620	taskeng.exe	38
PID 2620 wrote to memory of 1896	2620	taskeng.exe	38
PID 2620 wrote to memory of 2940	2620	taskeng.exe	39
PID 2620 wrote to memory of 2940	2620	taskeng.exe	39
PID 2620 wrote to memory of 2940	2620	taskeng.exe	39
PID 2620 wrote to memory of 2940	2620	taskeng.exe	39

C:\Users\Admin\AppData\Local\Temp\7756efa9a5914c3141479ab8de889d6aa48f25fed3997cc165fafd4b7ab54ff9.exe
"C:\Users\Admin\AppData\Local\Temp\7756efa9a5914c3141479ab8de889d6aa48f25fed3997cc165fafd4b7ab54ff9.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Suspicious use of WriteProcessMemory
PID:2504
- C:\Users\Admin\AppData\Local\Temp\service123.exe
  "C:\Users\Admin\AppData\Local\Temp\service123.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:2828
- 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:2208

C:\Windows\system32\taskeng.exe
taskeng.exe {B053507F-C1CD-4238-8710-C47AB8BCB93C} S-1-5-21-2872745919-2748461613-2989606286-1000:CCJBVTGQ\Admin:Interactive:[1]
1⤵
- Suspicious use of WriteProcessMemory
PID:2620
- 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:1732
- C:\Users\Admin\AppData\Local\Temp\service123.exe
  C:\Users\Admin\AppData\Local\Temp\/service123.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:980
- C:\Users\Admin\AppData\Local\Temp\service123.exe
  C:\Users\Admin\AppData\Local\Temp\/service123.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:1896
- C:\Users\Admin\AppData\Local\Temp\service123.exe
  C:\Users\Admin\AppData\Local\Temp\/service123.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:2940

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

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Downloads

memory/980-51-0x0000000000EA0000-0x0000000000EB1000-memory.dmp

Filesize
68KB

Download
memory/1732-36-0x0000000000EA0000-0x0000000000EB1000-memory.dmp

Filesize
68KB

Download
memory/1896-66-0x0000000000EA0000-0x0000000000EB1000-memory.dmp

Filesize
68KB

Download
memory/2504-0-0x0000000000400000-0x000000000106C000-memory.dmp

Filesize
12.4MB

Download
memory/2504-1-0x0000000000400000-0x000000000106C000-memory.dmp

Filesize
12.4MB

Download
memory/2504-13-0x0000000000400000-0x000000000106C000-memory.dmp

Filesize
12.4MB

Download
memory/2684-21-0x0000000000EA0000-0x0000000000EB1000-memory.dmp

Filesize
68KB

Download
memory/2828-16-0x0000000000EA0000-0x0000000000EB1000-memory.dmp

Filesize
68KB

Download
memory/2828-17-0x0000000074700000-0x000000007483C000-memory.dmp

Filesize
1.2MB

Download
memory/2940-81-0x0000000000EA0000-0x0000000000EB1000-memory.dmp

Filesize
68KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads