cryptbot | 8860956c8e44c46a67a4325034d4c612aae7721c928668f5148e4a1bc5bf8779

Analysis

max time kernel
146s
max time network
149s
platform
windows7_x64
resource
win7-20240220-en
resource tags

arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
submitted
09-05-2024 07:45

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

Setup.exe
Size

2.2MB
MD5

3e2939633756d5eafd71201a32b971ed
SHA1

1c9b05c647de8ba96ede7cd9054b13e8b6be7725
SHA256

c955bf4ec24e5b286fcc12fb9954d08f6a4bf323b5133ec268b37f68d01b8e6a
SHA512

96e06d5972bd6ad8d836a18155c63f2022a4c626b5229c84755bc864ada567bfb5e4e3a4d6f4c63826c5ae3ceec6932f6a9b5f24e7649eb5424dbf8a85a5a954
SSDEEP

49152:KyERVZNeoFBz0ArW+Y9mXyWCYP7ZRPPjQvpo4ay/:KysxlFV0ArWj9mXYcZlrQvpo4ay/

Score

10^/10

cryptbot discovery evasion spyware stealer

Malware Config

Extracted

Family

cryptbot

bube01.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

3056 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
3056	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

3056 Setup.exe
Suspicious use of FindShellTrayWindow 12 IoCs

Processes:

Setup.exe

pid process

3056 Setup.exe
3056 Setup.exe
3056 Setup.exe
3056 Setup.exe
3056 Setup.exe
3056 Setup.exe
3056 Setup.exe
3056 Setup.exe
3056 Setup.exe
3056 Setup.exe
3056 Setup.exe
3056 Setup.exe

pid	process
3056	Setup.exe

pid	process
3056	Setup.exe
3056	Setup.exe
3056	Setup.exe
3056	Setup.exe
3056	Setup.exe
3056	Setup.exe
3056	Setup.exe
3056	Setup.exe
3056	Setup.exe
3056	Setup.exe
3056	Setup.exe
3056	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:3056

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

Loading Replay Monitor...

Downloads

C:\ProgramData\vYCz3ZmCF88ha\47283761.txt
Filesize
156B

MD5
b5089e0c5a3d5377e9bd19c0557ef04e

SHA1
9402e326be3d240e234c06892b15c24e93c93eb8

SHA256
d77789b2c49759c882f4fdd6f53e665b0d012f8f0949d0150eaba47fbf2a0eb5

SHA512
942349ccb99854f274ef1e20b623660588e15bd0d25bfc817fe9b2d010db656af340652e0e67b41edbf0cf259d55ab880d6b50acb1d7e8ab394f1393f7956c13

Download Submit
C:\ProgramData\vYCz3ZmCF88ha\TyKhQ58FlLv6Yxgh.zip
Filesize
47KB

MD5
92d3f2e79717bbc6390a643aa6f9354a

SHA1
366c89aa4fb086c0602730bbb5656fb31272ee18

SHA256
a279e9a63fb8bf80a473ab29391bb5fe78fe30f3a53e12e4f469acaad68065a5

SHA512
b5dcc41592f7a58e20c28596dacccb83652a77b16c0c288dc9e0abfd881a8450dc3709eb22b47034f438d8a7618fa4719c1fa89f859bae403fd349a38efee140

Download Submit
memory/3056-47-0x0000000000270000-0x00000000007B8000-memory.dmp

Filesize
5.3MB

Download
memory/3056-9-0x0000000000270000-0x00000000007B8000-memory.dmp

Filesize
5.3MB

Download
memory/3056-49-0x0000000000270000-0x00000000007B8000-memory.dmp

Filesize
5.3MB

Download
memory/3056-16-0x0000000000270000-0x00000000007B8000-memory.dmp

Filesize
5.3MB

Download
memory/3056-51-0x0000000000270000-0x00000000007B8000-memory.dmp

Filesize
5.3MB

Download
memory/3056-40-0x0000000000270000-0x00000000007B8000-memory.dmp

Filesize
5.3MB

Download
memory/3056-42-0x0000000000270000-0x00000000007B8000-memory.dmp

Filesize
5.3MB

Download
memory/3056-53-0x0000000000270000-0x00000000007B8000-memory.dmp

Filesize
5.3MB

Download
memory/3056-45-0x0000000000270000-0x00000000007B8000-memory.dmp

Filesize
5.3MB

Download
memory/3056-46-0x0000000000270000-0x00000000007B8000-memory.dmp

Filesize
5.3MB

Download
memory/3056-0-0x0000000000270000-0x00000000007B8000-memory.dmp

Filesize
5.3MB

Download
memory/3056-6-0x0000000000270000-0x00000000007B8000-memory.dmp

Filesize
5.3MB

Download
memory/3056-13-0x0000000000270000-0x00000000007B8000-memory.dmp

Filesize
5.3MB

Download
memory/3056-12-0x0000000000270000-0x00000000007B8000-memory.dmp

Filesize
5.3MB

Download
memory/3056-43-0x0000000000270000-0x00000000007B8000-memory.dmp

Filesize
5.3MB

Download
memory/3056-55-0x0000000000270000-0x00000000007B8000-memory.dmp

Filesize
5.3MB

Download
memory/3056-57-0x0000000000270000-0x00000000007B8000-memory.dmp

Filesize
5.3MB

Download
memory/3056-60-0x0000000000270000-0x00000000007B8000-memory.dmp

Filesize
5.3MB

Download
memory/3056-62-0x0000000000270000-0x00000000007B8000-memory.dmp

Filesize
5.3MB

Download
memory/3056-64-0x0000000000270000-0x00000000007B8000-memory.dmp

Filesize
5.3MB

Download
memory/3056-66-0x0000000000270000-0x00000000007B8000-memory.dmp

Filesize
5.3MB

Download
memory/3056-69-0x0000000000270000-0x00000000007B8000-memory.dmp

Filesize
5.3MB

Download
memory/3056-71-0x0000000000270000-0x00000000007B8000-memory.dmp

Filesize
5.3MB

Download
memory/3056-73-0x0000000000270000-0x00000000007B8000-memory.dmp

Filesize
5.3MB

Download
memory/3056-76-0x0000000000270000-0x00000000007B8000-memory.dmp

Filesize
5.3MB

Download