cryptbot | 49febd721b50c554167b59bc876a1a261896822096e39357e67cf9ef9dbaaae4

Analysis

max time kernel
150s
max time network
153s
platform
windows7_x64
resource
win7-20240220-en
resource tags

arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
submitted
13-06-2024 07:02

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General

Target

Setup.exe
Size

2.2MB
MD5

282e9b884ace169eb8d641e65a570910
SHA1

a14f8ae9158cbd7032cc177a25d7d952bb85b363
SHA256

a664ad37a7cdbf3f0b1bc9aa46f4d5a945cc4f65f30f1782de15b67c8cac26cc
SHA512

1dada2b0fc93ff8e6c2611d59e32c725bd008add73575aa0ae69a195beb69b9df2949e082990dcf9856542693fe5998e8deed366ed4fd136e5b39f36e7221249
SSDEEP

49152:/ojC37WKNrt0ZBjCVMIgEiXNLSJzmeOTyJ6P16:/oC37HkZBjCVMIUbTyJ6P16

Score

10^/10

cryptbot discovery evasion spyware stealer

Malware Config

Extracted

Family

cryptbot

nife04.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\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-1-5-21-2721934792-624042501-2768869379-1000\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

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

Processes:

Setup.exe

pid process

2912 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-1-5-21-2721934792-624042501-2768869379-1000\Software\Wine	Setup.exe

flow	ioc
3	ip-api.com

pid	process
2912	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 1 IoCs

Processes:

Setup.exe

pid process

2912 Setup.exe
Suspicious use of FindShellTrayWindow 12 IoCs

Processes:

Setup.exe

pid process

2912 Setup.exe
2912 Setup.exe
2912 Setup.exe
2912 Setup.exe
2912 Setup.exe
2912 Setup.exe
2912 Setup.exe
2912 Setup.exe
2912 Setup.exe
2912 Setup.exe
2912 Setup.exe
2912 Setup.exe

pid	process
2912	Setup.exe

pid	process
2912	Setup.exe
2912	Setup.exe
2912	Setup.exe
2912	Setup.exe
2912	Setup.exe
2912	Setup.exe
2912	Setup.exe
2912	Setup.exe
2912	Setup.exe
2912	Setup.exe
2912	Setup.exe
2912	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:2912

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

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Downloads

C:\ProgramData\gpKvy03x\172773668.txt
Filesize
156B

MD5
c12be1e7b6541de7746a7e6f7c722027

SHA1
c637002a9c8aa73dc4dbccc2908aef8ea15819cc

SHA256
0f974cdba262cc57a0a57aac5fc2ab5516ff2dd953247cf817690425dca401fd

SHA512
f7472f853b360639007a307ab6db31ba4287c117bbacc2c0081904e47afdca6f4c236dab438bb387740166cc5bacc184a0752b69d0d7cea92315bac9b5dbd5c5

Download Submit
C:\ProgramData\gpKvy03x\3emTj0zTo0cZ3.zip
Filesize
40KB

MD5
293f9a15fc1ef088eb15f41efbe523a1

SHA1
dc708860fc4a0c177823762a3a1e55be576ab179

SHA256
efd68542b5db7a6c78f04ce600649da79b0b33023d67e0788a4e0c8d70eb5414

SHA512
ea08c16e4a0873743cbc9bc2ab5d4c542e092d3676384ed252201ed86fd6497ed8d6fd2dc0da968732492ea96ee4642b1acd5f08950c23b9ea61e3ea748c7506

Download Submit
C:\ProgramData\gpKvy03x\Files\Browsers\_FilePasswords.txt
Filesize
3B

MD5
ecaa88f7fa0bf610a5a26cf545dcd3aa

SHA1
57218c316b6921e2cd61027a2387edc31a2d9471

SHA256
f1945cd6c19e56b3c1c78943ef5ec18116907a4ca1efc40a57d48ab1db7adfc5

SHA512
37c783b80b1d458b89e712c2dfe2777050eff0aefc9f6d8beedee77807d9aeb2e27d14815cf4f0229b1d36c186bb5f2b5ef55e632b108cc41e9fb964c39b42a5

Download Submit
memory/2912-119-0x0000000000C30000-0x0000000001176000-memory.dmp

Filesize
5.3MB

Download
memory/2912-6-0x0000000002960000-0x0000000002961000-memory.dmp

Filesize
4KB

Download
memory/2912-12-0x0000000000C31000-0x0000000000C93000-memory.dmp

Filesize
392KB

Download
memory/2912-121-0x0000000000C30000-0x0000000001176000-memory.dmp

Filesize
5.3MB

Download
memory/2912-9-0x00000000004D0000-0x00000000004D1000-memory.dmp

Filesize
4KB

Download
memory/2912-8-0x0000000002CA0000-0x0000000002CA1000-memory.dmp

Filesize
4KB

Download
memory/2912-7-0x0000000002A90000-0x0000000002A91000-memory.dmp

Filesize
4KB

Download
memory/2912-120-0x0000000000C30000-0x0000000001176000-memory.dmp

Filesize
5.3MB

Download
memory/2912-5-0x0000000002970000-0x0000000002971000-memory.dmp

Filesize
4KB

Download
memory/2912-81-0x0000000000C30000-0x0000000001176000-memory.dmp

Filesize
5.3MB

Download
memory/2912-74-0x0000000000C30000-0x0000000001176000-memory.dmp

Filesize
5.3MB

Download
memory/2912-103-0x0000000000C30000-0x0000000001176000-memory.dmp

Filesize
5.3MB

Download
memory/2912-115-0x0000000000C30000-0x0000000001176000-memory.dmp

Filesize
5.3MB

Download
memory/2912-1-0x0000000077600000-0x0000000077602000-memory.dmp

Filesize
8KB

Download
memory/2912-118-0x0000000000C30000-0x0000000001176000-memory.dmp

Filesize
5.3MB

Download
memory/2912-0-0x0000000000C30000-0x0000000001176000-memory.dmp

Filesize
5.3MB

Download
memory/2912-10-0x0000000000B00000-0x0000000000B01000-memory.dmp

Filesize
4KB

Download
memory/2912-78-0x0000000000C30000-0x0000000001176000-memory.dmp

Filesize
5.3MB

Download
memory/2912-116-0x0000000000C30000-0x0000000001176000-memory.dmp

Filesize
5.3MB

Download
memory/2912-123-0x0000000000C30000-0x0000000001176000-memory.dmp

Filesize
5.3MB

Download
memory/2912-125-0x0000000000C30000-0x0000000001176000-memory.dmp

Filesize
5.3MB

Download
memory/2912-127-0x0000000000C30000-0x0000000001176000-memory.dmp

Filesize
5.3MB

Download
memory/2912-130-0x0000000000C30000-0x0000000001176000-memory.dmp

Filesize
5.3MB

Download
memory/2912-132-0x0000000000C30000-0x0000000001176000-memory.dmp

Filesize
5.3MB

Download
memory/2912-134-0x0000000000C30000-0x0000000001176000-memory.dmp

Filesize
5.3MB

Download
memory/2912-137-0x0000000000C30000-0x0000000001176000-memory.dmp

Filesize
5.3MB

Download
memory/2912-139-0x0000000000C30000-0x0000000001176000-memory.dmp

Filesize
5.3MB

Download
memory/2912-141-0x0000000000C30000-0x0000000001176000-memory.dmp

Filesize
5.3MB

Download
memory/2912-144-0x0000000000C30000-0x0000000001176000-memory.dmp

Filesize
5.3MB

Download
memory/2912-146-0x0000000000C30000-0x0000000001176000-memory.dmp

Filesize
5.3MB

Download
memory/2912-148-0x0000000000C30000-0x0000000001176000-memory.dmp

Filesize
5.3MB

Download
memory/2912-151-0x0000000000C30000-0x0000000001176000-memory.dmp

Filesize
5.3MB

Download
memory/2912-153-0x0000000000C30000-0x0000000001176000-memory.dmp

Filesize
5.3MB

Download