cryptbot | 15f2a0a15572b7e7d229f7c309f3f4599aa7404b18f020b1fdb8518e584a48fe

General

Target

1.exe
Size

2.2MB
MD5

987a9a9e0d4bbad66a9b823b3f939bc1
SHA1

b1e733fcf656d37326d12650406676903f10090a
SHA256

15f2a0a15572b7e7d229f7c309f3f4599aa7404b18f020b1fdb8518e584a48fe
SHA512

791fff5b437ab8ac856cdb70b366897e90695235ca73c06320f638957bf8c007e6aa5eba6fd34a883abcd2f0748822490b7716b301b22a388828731b2bab486d

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
evasion

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497

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:

1.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	1.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	1.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:

1.exe

description ioc process

Key opened \REGISTRY\USER\S-1-5-21-3341490333-719741536-2920803124-1000\Software\Wine 1.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.

Processes:

flow ioc

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

Processes:

1.exe

pid process

3992 1.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3341490333-719741536-2920803124-1000\Software\Wine	1.exe

flow	ioc
6	ip-api.com

pid	process
3992	1.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:

1.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	1.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	1.exe

Delays execution with timeout.exe 1 IoCs
evasion

Processes:

timeout.exe

pid process

4048 timeout.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

1.exe

pid process

3992 1.exe
3992 1.exe
Suspicious use of FindShellTrayWindow 12 IoCs

Processes:

1.exe

pid process

3992 1.exe
3992 1.exe
3992 1.exe
3992 1.exe
3992 1.exe
3992 1.exe
3992 1.exe
3992 1.exe
3992 1.exe
3992 1.exe
3992 1.exe
3992 1.exe

pid	process
4048	timeout.exe

pid	process
3992	1.exe
3992	1.exe

pid	process
3992	1.exe
3992	1.exe
3992	1.exe
3992	1.exe
3992	1.exe
3992	1.exe
3992	1.exe
3992	1.exe
3992	1.exe
3992	1.exe
3992	1.exe
3992	1.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

1.execmd.exe

description	pid	process	target process
PID 3992 wrote to memory of 3492	3992	1.exe	cmd.exe
PID 3992 wrote to memory of 3492	3992	1.exe	cmd.exe
PID 3992 wrote to memory of 3492	3992	1.exe	cmd.exe
PID 3492 wrote to memory of 4048	3492	cmd.exe	timeout.exe
PID 3492 wrote to memory of 4048	3492	cmd.exe	timeout.exe
PID 3492 wrote to memory of 4048	3492	cmd.exe	timeout.exe

C:\Users\Admin\AppData\Local\Temp\1.exe
"C:\Users\Admin\AppData\Local\Temp\1.exe"
1⤵
- 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
- Suspicious use of WriteProcessMemory
PID:3992

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c rd /s /q C:\ProgramData\jPDtSxDzhVsMIR & timeout 2 & del /f /q "C:\Users\Admin\AppData\Local\Temp\1.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3492

C:\Windows\SysWOW64\timeout.exe
timeout 2
3⤵
- Delays execution with timeout.exe
PID:4048

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

2

T1497

Credential Access

Credentials in Files

2

T1081

Discovery

Query Registry

5

T1012

System Information Discovery

3

T1082

Virtualization/Sandbox Evasion

2

T1497

Lateral Movement

Collection

Data from Local System

2

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\ProgramData\jPDtSxDzhVsMIR\47283761.txt
MD5
681e86c44d5f65b11eab4613008ac6fb

SHA1
8b404015c1281d4cf9fc5ad48bbbd6db16ccff4c

SHA256
4513bce79a3e5dd52833962e18e28021052ce284504bc201cc7efaf627342d4d

SHA512
fdfd791d3fc4150c4ed12792cabac523bfd6d1ab6483138a60fb20f8ecd87d553c37162f4f644ca3860fabc61bbaaeea4dafec0da4367175fe015c979e5d9ba0

Download Submit
C:\ProgramData\jPDtSxDzhVsMIR\Files\_Info.txt
MD5
9bebae5cc8e04aba954ad3a04db965f6

SHA1
c9b0d9bdf1515080546026a68bb49350d288fc1d

SHA256
dcc6d9476e5784fadf3b71556f0c34b1ebe0e59fc522de2485c24fcb419fa0b0

SHA512
bc59d18779f500a98b7f49c795f9eb6f113c8ca4e0be28777752b72bad1bb1b373143bcee7413aea83bbf16107e30e92f01ded009cafad07f9569ef236b2da3b

Download Submit
C:\ProgramData\jPDtSxDzhVsMIR\Files\_Screen.jpg
MD5
d7d7c18258f49c52b65bad063fa90532

SHA1
a0ad544e34a2ff0cf7a10a0898b57edf12fea5f7

SHA256
ac062f621c6b7289d62551b3e808242de1270d8a7527a80788086e2e34f201a9

SHA512
5c8f7a3de1a426a67dedda1b93fe65d11bef77c1f50e3efd1381f4380105b177e61feb6624381a17850e3503987830127ea1f10114e9d2f78a1b18ae688e2697

Download Submit
C:\ProgramData\jPDtSxDzhVsMIR\J8ALRC~1.ZIP
MD5
327c30dad02b09566c0800ba39952978

SHA1
988ebd5de37ae630a1b7440310b0b2e9449f570c

SHA256
489f7aeae91df18c33c7d2e2a41b2f952ae4d962069ce0d7e8fe42db644daca2

SHA512
fb2f33dce7ba14cef8f72152a758aec9470c48192f4c22a6e7d9dd277ae6c4913dd752ddf43a016b78d2f328835aee49a1addbd4f5d5a8fa1dd3158c04ef06d7

Download Submit
C:\ProgramData\jPDtSxDzhVsMIR\MOZ_CO~1.DB
MD5
89d4b62651fa5c864b12f3ea6b1521cb

SHA1
570d48367b6b66ade9900a9f22d67d67a8fb2081

SHA256
22f1159db346d2cc8f4fa544796cc9d243a5737110a17d8e3755a2448404ce70

SHA512
e6d3109c5e2aef98a63f42eebe3b10feedb1a8c81d7823380553f84d2d6585f328c18f02e72c3e5c98ace7ffedfb6214a4ea6c87e85cefceada8e630f8df61ff

Download Submit
memory/3492-16-0x0000000000000000-mapping.dmp

Download
memory/3992-2-0x0000000005390000-0x0000000005391000-memory.dmp

Filesize
4KB

Download
memory/3992-3-0x0000000005B90000-0x0000000005B91000-memory.dmp

Filesize
4KB

Download
memory/4048-22-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads