cryptbot | a7c197851b0d857569e0f4711d965bfdf3da7da820ea95caa6ee1317e9f8602d

Analysis

max time kernel
148s
max time network
150s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
31-05-2024 17:06

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General

Target

Setup.exe
Size

2.2MB
MD5

184073024e93d570c71c2e49afc5b26b
SHA1

dbb7cdcb73b04092e9465969f1075227617e88bb
SHA256

cc76ddcff8abaf26698c735a56abb171773c48262e06ae2dbdcaf13769edb8de
SHA512

00296de5e63229dd91e71dc8d347a34203829314339690a63b5e448ecfda9a7be0f1be11fd34f2936590d30c05ec7ef126ad9ab695ef18459326bdc66160474d
SSDEEP

49152:Y5z5srIusYBTvgGA7cdSELs+CK+omuEKIEPh8qhWbrq5pw:wzKsc0B7FEqu8EPhphWbrq5pw

Score

10^/10

cryptbot discovery evasion spyware stealer

Malware Config

Extracted

Family

cryptbot

vvz01.pro

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-1-5-21-3452737119-3959686427-228443150-1000\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

2276 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-1-5-21-3452737119-3959686427-228443150-1000\Software\Wine	Setup.exe

flow	ioc
3	ip-api.com

pid	process
2276	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

2276 Setup.exe
Suspicious use of FindShellTrayWindow 12 IoCs

Processes:

Setup.exe

pid process

2276 Setup.exe
2276 Setup.exe
2276 Setup.exe
2276 Setup.exe
2276 Setup.exe
2276 Setup.exe
2276 Setup.exe
2276 Setup.exe
2276 Setup.exe
2276 Setup.exe
2276 Setup.exe
2276 Setup.exe

pid	process
2276	Setup.exe

pid	process
2276	Setup.exe
2276	Setup.exe
2276	Setup.exe
2276	Setup.exe
2276	Setup.exe
2276	Setup.exe
2276	Setup.exe
2276	Setup.exe
2276	Setup.exe
2276	Setup.exe
2276	Setup.exe
2276	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:2276

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

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Downloads

C:\ProgramData\J3nP8uXf\47283761.txt
Filesize
156B

MD5
b5089e0c5a3d5377e9bd19c0557ef04e

SHA1
9402e326be3d240e234c06892b15c24e93c93eb8

SHA256
d77789b2c49759c882f4fdd6f53e665b0d012f8f0949d0150eaba47fbf2a0eb5

SHA512
942349ccb99854f274ef1e20b623660588e15bd0d25bfc817fe9b2d010db656af340652e0e67b41edbf0cf259d55ab880d6b50acb1d7e8ab394f1393f7956c13

Download Submit
C:\ProgramData\J3nP8uXf\fYodr2ek.zip
Filesize
37KB

MD5
c1c750458890ffded4067f650b3d6e4a

SHA1
e47af63eefde51516570ff25810f0dd1c60ff2ca

SHA256
5369b633b50c30c87c4d7d0d520b94fbbf459566d5ce4db03806ae69c82e1098

SHA512
882b1b97d076f6ffe1ec468039e99667e05f821c545efe4956480be1b46040cf3057c56332e87da02f5169d7d1aff02e1d5ba8f7168ff9ad49c967f7da2970cf

Download Submit
memory/2276-51-0x0000000000D30000-0x0000000001282000-memory.dmp

Filesize
5.3MB

Download
memory/2276-83-0x0000000000D30000-0x0000000001282000-memory.dmp

Filesize
5.3MB

Download
memory/2276-0-0x0000000000D30000-0x0000000001282000-memory.dmp

Filesize
5.3MB

Download
memory/2276-6-0x0000000000B70000-0x0000000000B71000-memory.dmp

Filesize
4KB

Download
memory/2276-5-0x0000000002BC0000-0x0000000002BC1000-memory.dmp

Filesize
4KB

Download
memory/2276-7-0x0000000000D31000-0x0000000000D90000-memory.dmp

Filesize
380KB

Download
memory/2276-18-0x0000000000D30000-0x0000000001282000-memory.dmp

Filesize
5.3MB

Download
memory/2276-15-0x0000000000D30000-0x0000000001282000-memory.dmp

Filesize
5.3MB

Download
memory/2276-21-0x0000000000D30000-0x0000000001282000-memory.dmp

Filesize
5.3MB

Download
memory/2276-3-0x0000000000CE0000-0x0000000000CE1000-memory.dmp

Filesize
4KB

Download
memory/2276-41-0x0000000000D30000-0x0000000001282000-memory.dmp

Filesize
5.3MB

Download
memory/2276-47-0x0000000000D30000-0x0000000001282000-memory.dmp

Filesize
5.3MB

Download
memory/2276-48-0x0000000000D30000-0x0000000001282000-memory.dmp

Filesize
5.3MB

Download
memory/2276-49-0x0000000000D30000-0x0000000001282000-memory.dmp

Filesize
5.3MB

Download
memory/2276-2-0x0000000000CF0000-0x0000000000CF1000-memory.dmp

Filesize
4KB

Download
memory/2276-53-0x0000000000D30000-0x0000000001282000-memory.dmp

Filesize
5.3MB

Download
memory/2276-4-0x0000000002B70000-0x0000000002B71000-memory.dmp

Filesize
4KB

Download
memory/2276-1-0x00000000771F0000-0x00000000771F2000-memory.dmp

Filesize
8KB

Download
memory/2276-55-0x0000000000D30000-0x0000000001282000-memory.dmp

Filesize
5.3MB

Download
memory/2276-57-0x0000000000D30000-0x0000000001282000-memory.dmp

Filesize
5.3MB

Download
memory/2276-59-0x0000000000D30000-0x0000000001282000-memory.dmp

Filesize
5.3MB

Download
memory/2276-61-0x0000000000D30000-0x0000000001282000-memory.dmp

Filesize
5.3MB

Download
memory/2276-64-0x0000000000D30000-0x0000000001282000-memory.dmp

Filesize
5.3MB

Download
memory/2276-66-0x0000000000D30000-0x0000000001282000-memory.dmp

Filesize
5.3MB

Download
memory/2276-68-0x0000000000D30000-0x0000000001282000-memory.dmp

Filesize
5.3MB

Download
memory/2276-70-0x0000000000D30000-0x0000000001282000-memory.dmp

Filesize
5.3MB

Download
memory/2276-73-0x0000000000D30000-0x0000000001282000-memory.dmp

Filesize
5.3MB

Download
memory/2276-75-0x0000000000D30000-0x0000000001282000-memory.dmp

Filesize
5.3MB

Download
memory/2276-78-0x0000000000D30000-0x0000000001282000-memory.dmp

Filesize
5.3MB

Download
memory/2276-80-0x0000000000D30000-0x0000000001282000-memory.dmp

Filesize
5.3MB

Download
memory/2276-52-0x0000000000D30000-0x0000000001282000-memory.dmp

Filesize
5.3MB

Download