cryptbot | c56917c40623e6f97fb1168b7586d3434b3ba23e0ddaa40ebe455ff7ab7db2ff

Analysis

max time kernel
291s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

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

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General

Target

c56917c40623e6f97fb1168b7586d3434b3ba23e0ddaa40ebe455ff7ab7db2ff.exe
Size

6.4MB
MD5

f7f25eb4fb89302ddfc596ad4dfb2907
SHA1

0a6f2cffb64eef1b4f698427bd3144fb2c679f63
SHA256

c56917c40623e6f97fb1168b7586d3434b3ba23e0ddaa40ebe455ff7ab7db2ff
SHA512

27fdbf978393f1d41c13f36e9ce5dff79b332d9039207d21e1b6fedd7a13f42dc30cd5f06096d8cd29fb7cd97243fbb6da77abe5842cbf018ecbe0a18a23f951
SSDEEP

98304:5DzbDAvp1RKnKWQEOVIx6jP4EEzC/PxWfdxFL2PbuNUde:5DzbDAvPRKvLcIxd0spqPbjde

Score

10^/10

cryptbot credential_access discovery spyware stealer

Malware Config

Extracted

Family

cryptbot

sevtv17sb.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
2764	service123.exe
2364	service123.exe
1904	service123.exe
2508	service123.exe
1988	service123.exe
2756	service123.exe

Loads dropped DLL 8 IoCs

pid	Process
1696	c56917c40623e6f97fb1168b7586d3434b3ba23e0ddaa40ebe455ff7ab7db2ff.exe
1696	c56917c40623e6f97fb1168b7586d3434b3ba23e0ddaa40ebe455ff7ab7db2ff.exe
2764	service123.exe
2364	service123.exe
1904	service123.exe
2508	service123.exe
1988	service123.exe
2756	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
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.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	c56917c40623e6f97fb1168b7586d3434b3ba23e0ddaa40ebe455ff7ab7db2ff.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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	c56917c40623e6f97fb1168b7586d3434b3ba23e0ddaa40ebe455ff7ab7db2ff.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	c56917c40623e6f97fb1168b7586d3434b3ba23e0ddaa40ebe455ff7ab7db2ff.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
3068	schtasks.exe

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 1696 wrote to memory of 2764	1696	c56917c40623e6f97fb1168b7586d3434b3ba23e0ddaa40ebe455ff7ab7db2ff.exe	31
PID 1696 wrote to memory of 2764	1696	c56917c40623e6f97fb1168b7586d3434b3ba23e0ddaa40ebe455ff7ab7db2ff.exe	31
PID 1696 wrote to memory of 2764	1696	c56917c40623e6f97fb1168b7586d3434b3ba23e0ddaa40ebe455ff7ab7db2ff.exe	31
PID 1696 wrote to memory of 2764	1696	c56917c40623e6f97fb1168b7586d3434b3ba23e0ddaa40ebe455ff7ab7db2ff.exe	31
PID 1696 wrote to memory of 3068	1696	c56917c40623e6f97fb1168b7586d3434b3ba23e0ddaa40ebe455ff7ab7db2ff.exe	32
PID 1696 wrote to memory of 3068	1696	c56917c40623e6f97fb1168b7586d3434b3ba23e0ddaa40ebe455ff7ab7db2ff.exe	32
PID 1696 wrote to memory of 3068	1696	c56917c40623e6f97fb1168b7586d3434b3ba23e0ddaa40ebe455ff7ab7db2ff.exe	32
PID 1696 wrote to memory of 3068	1696	c56917c40623e6f97fb1168b7586d3434b3ba23e0ddaa40ebe455ff7ab7db2ff.exe	32
PID 2676 wrote to memory of 2364	2676	taskeng.exe	35
PID 2676 wrote to memory of 2364	2676	taskeng.exe	35
PID 2676 wrote to memory of 2364	2676	taskeng.exe	35
PID 2676 wrote to memory of 2364	2676	taskeng.exe	35
PID 2676 wrote to memory of 1904	2676	taskeng.exe	36
PID 2676 wrote to memory of 1904	2676	taskeng.exe	36
PID 2676 wrote to memory of 1904	2676	taskeng.exe	36
PID 2676 wrote to memory of 1904	2676	taskeng.exe	36
PID 2676 wrote to memory of 2508	2676	taskeng.exe	37
PID 2676 wrote to memory of 2508	2676	taskeng.exe	37
PID 2676 wrote to memory of 2508	2676	taskeng.exe	37
PID 2676 wrote to memory of 2508	2676	taskeng.exe	37
PID 2676 wrote to memory of 1988	2676	taskeng.exe	38
PID 2676 wrote to memory of 1988	2676	taskeng.exe	38
PID 2676 wrote to memory of 1988	2676	taskeng.exe	38
PID 2676 wrote to memory of 1988	2676	taskeng.exe	38
PID 2676 wrote to memory of 2756	2676	taskeng.exe	39
PID 2676 wrote to memory of 2756	2676	taskeng.exe	39
PID 2676 wrote to memory of 2756	2676	taskeng.exe	39
PID 2676 wrote to memory of 2756	2676	taskeng.exe	39

C:\Users\Admin\AppData\Local\Temp\c56917c40623e6f97fb1168b7586d3434b3ba23e0ddaa40ebe455ff7ab7db2ff.exe
"C:\Users\Admin\AppData\Local\Temp\c56917c40623e6f97fb1168b7586d3434b3ba23e0ddaa40ebe455ff7ab7db2ff.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Suspicious use of WriteProcessMemory
PID:1696
- C:\Users\Admin\AppData\Local\Temp\service123.exe
  "C:\Users\Admin\AppData\Local\Temp\service123.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:2764
- 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:3068

C:\Windows\system32\taskeng.exe
taskeng.exe {CDB86B12-5ABC-475F-B7A0-00017E44ABD0} S-1-5-21-2872745919-2748461613-2989606286-1000:CCJBVTGQ\Admin:Interactive:[1]
1⤵
- Suspicious use of WriteProcessMemory
PID:2676
- C:\Users\Admin\AppData\Local\Temp\service123.exe
  C:\Users\Admin\AppData\Local\Temp\/service123.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:2364
- C:\Users\Admin\AppData\Local\Temp\service123.exe
  C:\Users\Admin\AppData\Local\Temp\/service123.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:1904
- C:\Users\Admin\AppData\Local\Temp\service123.exe
  C:\Users\Admin\AppData\Local\Temp\/service123.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:2508
- C:\Users\Admin\AppData\Local\Temp\service123.exe
  C:\Users\Admin\AppData\Local\Temp\/service123.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:1988
- C:\Users\Admin\AppData\Local\Temp\service123.exe
  C:\Users\Admin\AppData\Local\Temp\/service123.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:2756

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/1696-0-0x0000000000400000-0x000000000106F000-memory.dmp

Filesize
12.4MB

Download
memory/1696-1-0x0000000000400000-0x000000000106F000-memory.dmp

Filesize
12.4MB

Download
memory/1696-13-0x0000000000400000-0x000000000106F000-memory.dmp

Filesize
12.4MB

Download
memory/1904-36-0x0000000000360000-0x0000000000371000-memory.dmp

Filesize
68KB

Download
memory/1988-66-0x0000000000360000-0x0000000000371000-memory.dmp

Filesize
68KB

Download
memory/2364-21-0x0000000000360000-0x0000000000371000-memory.dmp

Filesize
68KB

Download
memory/2508-51-0x0000000000360000-0x0000000000371000-memory.dmp

Filesize
68KB

Download
memory/2756-81-0x0000000000360000-0x0000000000371000-memory.dmp

Filesize
68KB

Download
memory/2764-16-0x0000000000360000-0x0000000000371000-memory.dmp

Filesize
68KB

Download
memory/2764-17-0x0000000075210000-0x000000007534C000-memory.dmp

Filesize
1.2MB

Download

Analysis

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General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads