cryptbot | 56b827832deaa197eb53b96de5f9dbd9af9f382194c6fdbbd3865b6dc9a157cb

Analysis

max time kernel
151s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20220722-en
resource tags

arch:x64arch:x86image:win10v2004-20220722-enlocale:en-usos:windows10-2004-x64system
submitted
25/07/2022, 01:55

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General

Target
56b827832deaa197eb53b96de5f9dbd9af9f382194c6fdbbd3865b6dc9a157cb.exe
Size 4.4MB
Sample220725-ccapyahhg3
SHA256 56b827832deaa197eb53b96de5f9dbd9af9f382194c6fdbbd3865b6dc9a157cb
MD5 66b5d00caae849190e95237ae6d2307e
SHA1 9ede9025b98ef287df220905b71c85a3c90bb446
SHA512 3b8339f6f71b1eba0a9e78de66105689bca80c1f8b12e3a9e876a889e33bc2416476eed0202b9d918560958a6456448ef951f293c18723d143690d1dc0315ed8
MD5 SHA1 SHA512

Score

10^/10

cryptbot discovery evasion spyware stealer

Malware Config

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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	Setup.exe

Executes dropped EXE 1 IoCs

pid	Process
1232	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

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

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3463845317-933582289-45817732-1000\Software\Wine	Setup.exe

Loads dropped DLL 1 IoCs

pid	Process
3920	56b827832deaa197eb53b96de5f9dbd9af9f382194c6fdbbd3865b6dc9a157cb.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
T1081
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials in Files
T1081
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.

flow	ioc
10	ip-api.com

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
1232	Setup.exe

Drops file in Program Files directory 5 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\Lawops\Setup.exe	56b827832deaa197eb53b96de5f9dbd9af9f382194c6fdbbd3865b6dc9a157cb.exe
File created	C:\Program Files (x86)\Lawops\enigma_ide.dll	56b827832deaa197eb53b96de5f9dbd9af9f382194c6fdbbd3865b6dc9a157cb.exe
File created	C:\Program Files (x86)\Lawops\enigma_ide64.dll	56b827832deaa197eb53b96de5f9dbd9af9f382194c6fdbbd3865b6dc9a157cb.exe
File created	C:\Program Files (x86)\Lawops\udis.dll	56b827832deaa197eb53b96de5f9dbd9af9f382194c6fdbbd3865b6dc9a157cb.exe
File created	C:\Program Files (x86)\Lawops\Set.exe	56b827832deaa197eb53b96de5f9dbd9af9f382194c6fdbbd3865b6dc9a157cb.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

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

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

pid	Process
1232	Setup.exe
1232	Setup.exe

Suspicious use of FindShellTrayWindow 12 IoCs

pid	Process
1232	Setup.exe
1232	Setup.exe
1232	Setup.exe
1232	Setup.exe
1232	Setup.exe
1232	Setup.exe
1232	Setup.exe
1232	Setup.exe
1232	Setup.exe
1232	Setup.exe
1232	Setup.exe
1232	Setup.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3920 wrote to memory of 1232	3920	56b827832deaa197eb53b96de5f9dbd9af9f382194c6fdbbd3865b6dc9a157cb.exe	78
PID 3920 wrote to memory of 1232	3920	56b827832deaa197eb53b96de5f9dbd9af9f382194c6fdbbd3865b6dc9a157cb.exe	78
PID 3920 wrote to memory of 1232	3920	56b827832deaa197eb53b96de5f9dbd9af9f382194c6fdbbd3865b6dc9a157cb.exe	78

C:\Users\Admin\AppData\Local\Temp\56b827832deaa197eb53b96de5f9dbd9af9f382194c6fdbbd3865b6dc9a157cb.exe
"C:\Users\Admin\AppData\Local\Temp\56b827832deaa197eb53b96de5f9dbd9af9f382194c6fdbbd3865b6dc9a157cb.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:3920
- C:\Program Files (x86)\Lawops\Setup.exe
  "C:\Program Files (x86)\Lawops\Setup.exe"
  2⤵
  - Identifies VirtualBox via ACPI registry values (likely anti-VM)
  - Executes dropped EXE
  - 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:1232

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Credential Access

Credentials in Files

T1081

Discovery

Query Registry

T1012

System Information Discovery

T1082

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

Setup.exe

Path C:\Program Files (x86)\Lawops\Setup.exe
Size 2.3MB
SHA256 4854a9f1539c75820df5f154276d89c3d61ab706a225479c0122dad8d2d61e7b
MD5 14204e11d83ec8d3d16d83015f9daa83
SHA1 d8a4927c06c9fa1bc439b84f430a317ea3379a9e
SHA512 a8d40918da5ca728efb90e45da0d76369b554ecb826c934a07980201e5431479ab482751a3cfdd545e45359576e17b869e8eb501b70efa21903ebcdb88b97b84
SSDEEP 49152:+y+AzDQxPPgWZ9m4h6o+YjjZbUi5H8et:S3FmiBqA7
MD5 SHA1 SHA512 SSDEEP

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Setup.exe

Path C:\Program Files (x86)\Lawops\Setup.exe
Size 2.3MB
SHA256 4854a9f1539c75820df5f154276d89c3d61ab706a225479c0122dad8d2d61e7b
MD5 14204e11d83ec8d3d16d83015f9daa83
SHA1 d8a4927c06c9fa1bc439b84f430a317ea3379a9e
SHA512 a8d40918da5ca728efb90e45da0d76369b554ecb826c934a07980201e5431479ab482751a3cfdd545e45359576e17b869e8eb501b70efa21903ebcdb88b97b84
SSDEEP 49152:+y+AzDQxPPgWZ9m4h6o+YjjZbUi5H8et:S3FmiBqA7
MD5 SHA1 SHA512 SSDEEP

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UAC.dll

Path C:\Users\Admin\AppData\Local\Temp\nsh171E.tmp\UAC.dll
Size 14KB
SHA256 2f7f8fc05dc4fd0d5cda501b47e4433357e887bbfed7292c028d99c73b52dc08
MD5 adb29e6b186daa765dc750128649b63d
SHA1 160cbdc4cb0ac2c142d361df138c537aa7e708c9
SHA512 b28adcccf0c33660fecd6f95f28f11f793dc9988582187617b4c113fb4e6fdad4cf7694cd8c0300a477e63536456894d119741a940dda09b7df3ff0087a7eada
SSDEEP 192:DiF6v2imI36Op/tGZGfWxdyWHD0I53vLl7WVl8e04IpDlPjs:DGVY6ClGoWxXH75T1WVl83lLs
MD5 SHA1 SHA512 SSDEEP

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memory/1232-136-0x0000000000920000-0x0000000000E5B000-memory.dmp

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memory/1232-137-0x0000000077C10000-0x0000000077DB3000-memory.dmp

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memory/1232-138-0x0000000000920000-0x0000000000E5B000-memory.dmp

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memory/1232-139-0x0000000000920000-0x0000000000E5B000-memory.dmp

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memory/1232-140-0x0000000077C10000-0x0000000077DB3000-memory.dmp

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memory/1232-141-0x0000000000920000-0x0000000000E5B000-memory.dmp

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