cryptbot | d2d42d0f4d3c48c6eb2caf6a64fcc1aefd8e45be05e41153f52282d06628636d

Analysis

max time kernel
150s
max time network
157s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
26-04-2024 07:34

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General

Target

setup.exe
Size

2.0MB
MD5

e3bd0bd352761ec4519226b2f1a99741
SHA1

7fb5b0edd93b0fc1b81ece790196cb8e3199dbb0
SHA256

f202795b0ac5d3b56baccd451ab5c43b4db104c5332eafadf8efbc5ad297b3c8
SHA512

3c0dc2495bbc57477b8db071c024fb940dfe7030aba86c9d5fc2f53a80b19b58d52a0309ea662eda98b8f58000cd4efef83840534c5aaaa3f819d7629d3c8cb0
SSDEEP

49152:AXn33uRK4OpL5Lz/UGMDISkfna30M0/O2BFkx1tPC:gHG9oL5Lz/UGMUw38/5BFezP

Score

10^/10

cryptbot discovery evasion spyware stealer

Malware Config

Extracted

Family

cryptbot

verf01.top

Signatures

CryptBot
A C++ stealer distributed widely in bundle with other software.
spyware stealer cryptbot
Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
evasion

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497

Processes:

setup.exe

description ioc process

Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ setup.exe
Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.

Query Registry
T1012

System Information Discovery
T1082

Processes:

setup.exe

description ioc process

Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion setup.exe
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion setup.exe
Identifies Wine through registry keys 2 TTPs 1 IoCs
Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.
evasion

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497

Processes:

setup.exe

description ioc process

Key opened \REGISTRY\USER\S-1-5-21-1132431369-515282257-1998160155-1000\Software\Wine setup.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
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

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
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

16 ip-api.com
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

Processes:

setup.exe

pid process

1388 setup.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	setup.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	setup.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	setup.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1132431369-515282257-1998160155-1000\Software\Wine	setup.exe

flow	ioc
16	ip-api.com

pid	process
1388	setup.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:

setup.exe

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

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

setup.exe

pid process

1388 setup.exe
1388 setup.exe
Suspicious use of FindShellTrayWindow 12 IoCs

Processes:

setup.exe

pid process

1388 setup.exe
1388 setup.exe
1388 setup.exe
1388 setup.exe
1388 setup.exe
1388 setup.exe
1388 setup.exe
1388 setup.exe
1388 setup.exe
1388 setup.exe
1388 setup.exe
1388 setup.exe

pid	process
1388	setup.exe
1388	setup.exe

pid	process
1388	setup.exe
1388	setup.exe
1388	setup.exe
1388	setup.exe
1388	setup.exe
1388	setup.exe
1388	setup.exe
1388	setup.exe
1388	setup.exe
1388	setup.exe
1388	setup.exe
1388	setup.exe

C:\Users\Admin\AppData\Local\Temp\setup.exe
"C:\Users\Admin\AppData\Local\Temp\setup.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
PID:1388

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

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Downloads

C:\ProgramData\TRD2J8Kwl0CUWs\172773668.txt
Filesize
156B

MD5
b5089e0c5a3d5377e9bd19c0557ef04e

SHA1
9402e326be3d240e234c06892b15c24e93c93eb8

SHA256
d77789b2c49759c882f4fdd6f53e665b0d012f8f0949d0150eaba47fbf2a0eb5

SHA512
942349ccb99854f274ef1e20b623660588e15bd0d25bfc817fe9b2d010db656af340652e0e67b41edbf0cf259d55ab880d6b50acb1d7e8ab394f1393f7956c13

Download Submit
C:\ProgramData\TRD2J8Kwl0CUWs\Files\Browsers\_FilePasswords.txt
Filesize
3B

MD5
ecaa88f7fa0bf610a5a26cf545dcd3aa

SHA1
57218c316b6921e2cd61027a2387edc31a2d9471

SHA256
f1945cd6c19e56b3c1c78943ef5ec18116907a4ca1efc40a57d48ab1db7adfc5

SHA512
37c783b80b1d458b89e712c2dfe2777050eff0aefc9f6d8beedee77807d9aeb2e27d14815cf4f0229b1d36c186bb5f2b5ef55e632b108cc41e9fb964c39b42a5

Download Submit
C:\ProgramData\TRD2J8Kwl0CUWs\Files\_Info.txt
Filesize
8KB

MD5
f7311b2ce2fb349def6c50fdc65107c3

SHA1
a6a187ef7e2c8081d93ea5b0ce8f3830c64b1e47

SHA256
445a0ffef3c244002e711a9154b99da7bde12a8a0f8855c628300c490ea858d3

SHA512
6035a0e01032519b5acd30ef845b1894144ddf339ac95f9ff3422cfd42c2c645520615a957355a126a69df8be6d8b08a7a3e1293f3a00501a7910eff38d9fe8a

Download Submit
C:\ProgramData\TRD2J8Kwl0CUWs\sV12s1sT.zip
Filesize
50KB

MD5
a7b162b5b05149cd2cc1de7e3049cf0a

SHA1
097a7183c58d60e80c9c677e74b4a9f887a64ef3

SHA256
17f29e022ceab2330a61ff827653c00563e13615b7ed679570fae9ea45177b98

SHA512
592bf97d09377d2db3dc7f865da27969cbb27e81b36345ef45e7bfad6dc555a09d98a6de4539e6f523181de0771688089983b9bd84bb91822373ad093e927803

Download Submit
memory/1388-270-0x0000000000430000-0x000000000092D000-memory.dmp

Filesize
5.0MB

Download
memory/1388-272-0x0000000000430000-0x000000000092D000-memory.dmp

Filesize
5.0MB

Download
memory/1388-125-0x0000000005120000-0x0000000005121000-memory.dmp

Filesize
4KB

Download
memory/1388-124-0x0000000005100000-0x0000000005101000-memory.dmp

Filesize
4KB

Download
memory/1388-122-0x0000000000430000-0x000000000092D000-memory.dmp

Filesize
5.0MB

Download
memory/1388-7-0x0000000005140000-0x0000000005141000-memory.dmp

Filesize
4KB

Download
memory/1388-5-0x0000000005130000-0x0000000005131000-memory.dmp

Filesize
4KB

Download
memory/1388-128-0x0000000005170000-0x0000000005171000-memory.dmp

Filesize
4KB

Download
memory/1388-39-0x00000000050F0000-0x00000000050F1000-memory.dmp

Filesize
4KB

Download
memory/1388-172-0x0000000005160000-0x0000000005161000-memory.dmp

Filesize
4KB

Download
memory/1388-10-0x0000000005150000-0x0000000005151000-memory.dmp

Filesize
4KB

Download
memory/1388-269-0x0000000000430000-0x000000000092D000-memory.dmp

Filesize
5.0MB

Download
memory/1388-0-0x0000000000430000-0x000000000092D000-memory.dmp

Filesize
5.0MB

Download
memory/1388-123-0x0000000005110000-0x0000000005111000-memory.dmp

Filesize
4KB

Download
memory/1388-273-0x0000000000430000-0x000000000092D000-memory.dmp

Filesize
5.0MB

Download
memory/1388-1-0x0000000077134000-0x0000000077136000-memory.dmp

Filesize
8KB

Download
memory/1388-275-0x0000000000430000-0x000000000092D000-memory.dmp

Filesize
5.0MB

Download
memory/1388-278-0x0000000000430000-0x000000000092D000-memory.dmp

Filesize
5.0MB

Download
memory/1388-281-0x0000000000430000-0x000000000092D000-memory.dmp

Filesize
5.0MB

Download
memory/1388-285-0x0000000000430000-0x000000000092D000-memory.dmp

Filesize
5.0MB

Download
memory/1388-288-0x0000000000430000-0x000000000092D000-memory.dmp

Filesize
5.0MB

Download
memory/1388-290-0x0000000000430000-0x000000000092D000-memory.dmp

Filesize
5.0MB

Download
memory/1388-294-0x0000000000430000-0x000000000092D000-memory.dmp

Filesize
5.0MB

Download
memory/1388-296-0x0000000000430000-0x000000000092D000-memory.dmp

Filesize
5.0MB

Download
memory/1388-299-0x0000000000430000-0x000000000092D000-memory.dmp

Filesize
5.0MB

Download
memory/1388-302-0x0000000000430000-0x000000000092D000-memory.dmp

Filesize
5.0MB

Download
memory/1388-306-0x0000000000430000-0x000000000092D000-memory.dmp

Filesize
5.0MB

Download
memory/1388-308-0x0000000000430000-0x000000000092D000-memory.dmp

Filesize
5.0MB

Download