cryptbot | 3fb79cd293ce64dcfd20d84df6db2d3c67869cde656bcbad684bb773f76c298f

Analysis

max time kernel
146s
max time network
142s
platform
windows10-2004_x64
resource
win10v2004-20240419-en
resource tags

arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
submitted
07-05-2024 23:36

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General

Target

Setup.exe
Size

2.2MB
MD5

41af7998ebb519e0a0ca9635a865be5d
SHA1

68a7613a8d4483efb67f3794c245420e0daf2f95
SHA256

f05dc2ebf5bebbe40f1698489b873adcbefa41c98afe544fa04fd1ded91c9189
SHA512

31af03c31f0568ae57aab30c3d320a5505f3106ffd02c19b9bb5c740f76af332b27d929fca715029bfd49f2a0f404643616f0f88ab4f115693949688112ac5bb
SSDEEP

49152:OULOXCsxeOrcY1kC2Palwy7FoSzWXxplecp6Qqst5J:hqyszw0kC2zyFkX4cp6ct3

Score

10^/10

cryptbot discovery evasion spyware stealer

Malware Config

Extracted

Family

cryptbot

cede04.info

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\VideoBiosVersion Setup.exe
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion Setup.exe
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.

Query Registry
T1012

System Information Discovery
T1082

Processes:

Setup.exe

description ioc process

Key value queried \REGISTRY\USER\S-1-5-21-2860750803-256193626-1801997576-1000\Control Panel\International\Geo\Nation 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-1-5-21-2860750803-256193626-1801997576-1000\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

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

Processes:

Setup.exe

pid process

4704 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\VideoBiosVersion	Setup.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	Setup.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2860750803-256193626-1801997576-1000\Control Panel\International\Geo\Nation	Setup.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2860750803-256193626-1801997576-1000\Software\Wine	Setup.exe

flow	ioc
11	ip-api.com

pid	process
4704	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

Delays execution with timeout.exe 1 IoCs
evasion

Processes:

timeout.exe

pid process

3616 timeout.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

Setup.exe

pid process

4704 Setup.exe
4704 Setup.exe
Suspicious use of FindShellTrayWindow 12 IoCs

Processes:

Setup.exe

pid process

4704 Setup.exe
4704 Setup.exe
4704 Setup.exe
4704 Setup.exe
4704 Setup.exe
4704 Setup.exe
4704 Setup.exe
4704 Setup.exe
4704 Setup.exe
4704 Setup.exe
4704 Setup.exe
4704 Setup.exe

pid	process
3616	timeout.exe

pid	process
4704	Setup.exe
4704	Setup.exe

pid	process
4704	Setup.exe
4704	Setup.exe
4704	Setup.exe
4704	Setup.exe
4704	Setup.exe
4704	Setup.exe
4704	Setup.exe
4704	Setup.exe
4704	Setup.exe
4704	Setup.exe
4704	Setup.exe
4704	Setup.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

Setup.execmd.exe

description	pid	process	target process
PID 4704 wrote to memory of 3248	4704	Setup.exe	cmd.exe
PID 4704 wrote to memory of 3248	4704	Setup.exe	cmd.exe
PID 4704 wrote to memory of 3248	4704	Setup.exe	cmd.exe
PID 3248 wrote to memory of 3616	3248	cmd.exe	timeout.exe
PID 3248 wrote to memory of 3616	3248	cmd.exe	timeout.exe
PID 3248 wrote to memory of 3616	3248	cmd.exe	timeout.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
- Checks computer location settings
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:4704

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c rd /s /q C:\ProgramData\TRXMSOgoVJX & timeout 2 & del /f /q "C:\Users\Admin\AppData\Local\Temp\Setup.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3248

C:\Windows\SysWOW64\timeout.exe
timeout 2
3⤵
- Delays execution with timeout.exe
PID:3616

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

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Downloads

C:\ProgramData\TRXMSOgoVJX\47283761.txt
Filesize
156B

MD5
b5089e0c5a3d5377e9bd19c0557ef04e

SHA1
9402e326be3d240e234c06892b15c24e93c93eb8

SHA256
d77789b2c49759c882f4fdd6f53e665b0d012f8f0949d0150eaba47fbf2a0eb5

SHA512
942349ccb99854f274ef1e20b623660588e15bd0d25bfc817fe9b2d010db656af340652e0e67b41edbf0cf259d55ab880d6b50acb1d7e8ab394f1393f7956c13

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

MD5
f0058b7f84a0c29b341a250e69cc5491

SHA1
fae5de612b89e635ef7b8e5eb455f8dfaf080d84

SHA256
a8879dff30df36e86100468a8597e490530e917954a5a2ba123a815e95ed3e42

SHA512
3e3a03f104e6f3a5066f2a58c5ad41a70459759031340d2e6e449d11ba16c72bdefeea2f30984363d96faa13fbedb81ad59657a51f0a069e5954de099ae70d27

Download Submit
C:\ProgramData\TRXMSOgoVJX\Files\_Screen.jpg
Filesize
52KB

MD5
7b4afa39e1e811fb9dd0462625dbf25f

SHA1
efd84f1c6df97aaf3305fc23412cce00f4904ba3

SHA256
633403de62c8a07dcff1d9c92e0b0d714bab564f8e36da84c9e728f414543646

SHA512
2ce526a20ef7971b1fe1bd005c64be3881f7e484649cc6e7f2c3dcad7813e0508f0271218bdb118ee1c5341970cec95716047e9a1244bb6b53623b34109986e5

Download Submit
C:\ProgramData\TRXMSOgoVJX\JLqbaGgbF2bU5.zip
Filesize
47KB

MD5
ab260fc88421460b26ed2b5899510261

SHA1
d894289c47ce2e6ca08bd66b58ba3e7189460437

SHA256
fb2250b6b8e57b2b0dc278bd35e5e68fef2604bed8a5b42ce318a504b11324fa

SHA512
97d09f6f003abd8ca0cdf5d10a3db163feda55403a8f99ffe597639780863b7f9d75c68b3052fe8f64ffff3ce22dc46593f1d911e7de650c89d1993d6765cfc9

Download Submit
C:\ProgramData\TRXMSOgoVJX\MOZ_CO~1.DB
Filesize
96KB

MD5
40f3eb83cc9d4cdb0ad82bd5ff2fb824

SHA1
d6582ba879235049134fa9a351ca8f0f785d8835

SHA256
cdd772b00ae53d4050150552b67028b7344bb1d345bceb495151cc969c27a0a0

SHA512
cdd4dbf0b1ba73464cd7c5008dc05458862e5f608e336b53638a14965becd4781cdea595fd6bd18d0bf402dccffd719da292a6ce67d359527b4691dc6d6d4cc2

Download Submit
memory/4704-156-0x0000000000A60000-0x0000000000F7B000-memory.dmp

Filesize
5.1MB

Download
memory/4704-162-0x0000000000A60000-0x0000000000F7B000-memory.dmp

Filesize
5.1MB

Download
memory/4704-16-0x0000000000A60000-0x0000000000F7B000-memory.dmp

Filesize
5.1MB

Download
memory/4704-17-0x0000000000A60000-0x0000000000F7B000-memory.dmp

Filesize
5.1MB

Download
memory/4704-20-0x0000000000A60000-0x0000000000F7B000-memory.dmp

Filesize
5.1MB

Download
memory/4704-9-0x0000000005470000-0x0000000005471000-memory.dmp

Filesize
4KB

Download
memory/4704-13-0x0000000000A61000-0x0000000000AC0000-memory.dmp

Filesize
380KB

Download
memory/4704-145-0x0000000000A60000-0x0000000000F7B000-memory.dmp

Filesize
5.1MB

Download
memory/4704-152-0x0000000000A60000-0x0000000000F7B000-memory.dmp

Filesize
5.1MB

Download
memory/4704-153-0x0000000000A60000-0x0000000000F7B000-memory.dmp

Filesize
5.1MB

Download
memory/4704-11-0x0000000005410000-0x0000000005411000-memory.dmp

Filesize
4KB

Download
memory/4704-0-0x0000000000A60000-0x0000000000F7B000-memory.dmp

Filesize
5.1MB

Download
memory/4704-157-0x0000000000A60000-0x0000000000F7B000-memory.dmp

Filesize
5.1MB

Download
memory/4704-158-0x0000000000A60000-0x0000000000F7B000-memory.dmp

Filesize
5.1MB

Download
memory/4704-160-0x0000000000A60000-0x0000000000F7B000-memory.dmp

Filesize
5.1MB

Download
memory/4704-8-0x0000000005450000-0x0000000005451000-memory.dmp

Filesize
4KB

Download
memory/4704-165-0x0000000000A60000-0x0000000000F7B000-memory.dmp

Filesize
5.1MB

Download
memory/4704-168-0x0000000000A60000-0x0000000000F7B000-memory.dmp

Filesize
5.1MB

Download
memory/4704-171-0x0000000000A60000-0x0000000000F7B000-memory.dmp

Filesize
5.1MB

Download
memory/4704-174-0x0000000000A60000-0x0000000000F7B000-memory.dmp

Filesize
5.1MB

Download
memory/4704-177-0x0000000000A60000-0x0000000000F7B000-memory.dmp

Filesize
5.1MB

Download
memory/4704-180-0x0000000000A60000-0x0000000000F7B000-memory.dmp

Filesize
5.1MB

Download
memory/4704-182-0x0000000000A60000-0x0000000000F7B000-memory.dmp

Filesize
5.1MB

Download
memory/4704-185-0x0000000000A60000-0x0000000000F7B000-memory.dmp

Filesize
5.1MB

Download
memory/4704-188-0x0000000000A60000-0x0000000000F7B000-memory.dmp

Filesize
5.1MB

Download
memory/4704-191-0x0000000000A60000-0x0000000000F7B000-memory.dmp

Filesize
5.1MB

Download
memory/4704-194-0x0000000000A60000-0x0000000000F7B000-memory.dmp

Filesize
5.1MB

Download
memory/4704-196-0x0000000000A60000-0x0000000000F7B000-memory.dmp

Filesize
5.1MB

Download
memory/4704-10-0x0000000005480000-0x0000000005481000-memory.dmp

Filesize
4KB

Download
memory/4704-1-0x00000000774E4000-0x00000000774E6000-memory.dmp

Filesize
8KB

Download