cryptbot | e5637e64459e1868bf6318ea3b48b76ecf3f5669992ba882a7ddab2567af8b24

General

Target

e5637e64459e1868bf6318ea3b48b76ecf3f5669992ba882a7ddab2567af8b24.exe
Size

4.2MB
MD5

3617bfad36063c68a129b7e2bd89ceef
SHA1

6621e1f1403b9fa874124c374021034a3c86421e
SHA256

e5637e64459e1868bf6318ea3b48b76ecf3f5669992ba882a7ddab2567af8b24
SHA512

fdf2d08361b48faccf5ee0e2f04104f07f4677a0299a80d49cf50aabd952a6bb23332f51b12102d87c01ee3291bf1bc3833035e42d613e4c35e657dc06044c21
SSDEEP

98304:o+S4PQOis7XJx7wNvs/5t6rmhJHiNbf0Ob4gtJgxCsYhDZI72:NPvLV5wRs/DamLiN70OkeJbssZI

Score

10^/10

cryptbot discovery evasion spyware stealer

Malware Config

Extracted

Family

cryptbot

Signatures

CryptBot
CryptBot is a C++ stealer distributed widely in bundle with other software.
spyware stealer cryptbot
Cryptbot family
cryptbot

Enumerates VirtualBox registry keys 2 TTPs 1 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\VBoxSF	e5637e64459e1868bf6318ea3b48b76ecf3f5669992ba882a7ddab2567af8b24.exe

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__	e5637e64459e1868bf6318ea3b48b76ecf3f5669992ba882a7ddab2567af8b24.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	e5637e64459e1868bf6318ea3b48b76ecf3f5669992ba882a7ddab2567af8b24.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	e5637e64459e1868bf6318ea3b48b76ecf3f5669992ba882a7ddab2567af8b24.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-1-5-21-3533259084-2542256011-65585152-1000\Software\Wine	e5637e64459e1868bf6318ea3b48b76ecf3f5669992ba882a7ddab2567af8b24.exe

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

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
2504	e5637e64459e1868bf6318ea3b48b76ecf3f5669992ba882a7ddab2567af8b24.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1680	2504	WerFault.exe	29

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e5637e64459e1868bf6318ea3b48b76ecf3f5669992ba882a7ddab2567af8b24.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
2504	e5637e64459e1868bf6318ea3b48b76ecf3f5669992ba882a7ddab2567af8b24.exe
2504	e5637e64459e1868bf6318ea3b48b76ecf3f5669992ba882a7ddab2567af8b24.exe
2504	e5637e64459e1868bf6318ea3b48b76ecf3f5669992ba882a7ddab2567af8b24.exe
2504	e5637e64459e1868bf6318ea3b48b76ecf3f5669992ba882a7ddab2567af8b24.exe
2504	e5637e64459e1868bf6318ea3b48b76ecf3f5669992ba882a7ddab2567af8b24.exe
2504	e5637e64459e1868bf6318ea3b48b76ecf3f5669992ba882a7ddab2567af8b24.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2504 wrote to memory of 1680	2504	e5637e64459e1868bf6318ea3b48b76ecf3f5669992ba882a7ddab2567af8b24.exe	31
PID 2504 wrote to memory of 1680	2504	e5637e64459e1868bf6318ea3b48b76ecf3f5669992ba882a7ddab2567af8b24.exe	31
PID 2504 wrote to memory of 1680	2504	e5637e64459e1868bf6318ea3b48b76ecf3f5669992ba882a7ddab2567af8b24.exe	31
PID 2504 wrote to memory of 1680	2504	e5637e64459e1868bf6318ea3b48b76ecf3f5669992ba882a7ddab2567af8b24.exe	31

C:\Users\Admin\AppData\Local\Temp\e5637e64459e1868bf6318ea3b48b76ecf3f5669992ba882a7ddab2567af8b24.exe
"C:\Users\Admin\AppData\Local\Temp\e5637e64459e1868bf6318ea3b48b76ecf3f5669992ba882a7ddab2567af8b24.exe"
1⤵
- Enumerates VirtualBox registry keys
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2504
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2504 -s 660
  2⤵
  - Program crash
  PID:1680

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

3

T1497

Credential Access

Discovery

Query Registry

5

T1012

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Virtualization/Sandbox Evasion

3

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2504-0-0x0000000000160000-0x0000000000D45000-memory.dmp

Filesize
11.9MB

Download
memory/2504-1-0x0000000076EC0000-0x0000000076EC2000-memory.dmp

Filesize
8KB

Download
memory/2504-2-0x0000000000161000-0x00000000003E5000-memory.dmp

Filesize
2.5MB

Download
memory/2504-3-0x0000000000160000-0x0000000000D45000-memory.dmp

Filesize
11.9MB

Download
memory/2504-4-0x0000000000160000-0x0000000000D45000-memory.dmp

Filesize
11.9MB

Download
memory/2504-5-0x0000000000160000-0x0000000000D45000-memory.dmp

Filesize
11.9MB

Download
memory/2504-6-0x0000000000160000-0x0000000000D45000-memory.dmp

Filesize
11.9MB

Download
memory/2504-7-0x0000000000160000-0x0000000000D45000-memory.dmp

Filesize
11.9MB

Download
memory/2504-8-0x0000000000160000-0x0000000000D45000-memory.dmp

Filesize
11.9MB

Download
memory/2504-9-0x0000000000160000-0x0000000000D45000-memory.dmp

Filesize
11.9MB

Download
memory/2504-10-0x0000000000160000-0x0000000000D45000-memory.dmp

Filesize
11.9MB

Download
memory/2504-11-0x0000000000160000-0x0000000000D45000-memory.dmp

Filesize
11.9MB

Download
memory/2504-12-0x0000000000160000-0x0000000000D45000-memory.dmp

Filesize
11.9MB

Download
memory/2504-13-0x0000000000160000-0x0000000000D45000-memory.dmp

Filesize
11.9MB

Download
memory/2504-14-0x0000000000160000-0x0000000000D45000-memory.dmp

Filesize
11.9MB

Download
memory/2504-15-0x0000000000160000-0x0000000000D45000-memory.dmp

Filesize
11.9MB

Download
memory/2504-16-0x0000000000160000-0x0000000000D45000-memory.dmp

Filesize
11.9MB

Download
memory/2504-17-0x0000000000160000-0x0000000000D45000-memory.dmp

Filesize
11.9MB

Download
memory/2504-19-0x0000000000160000-0x0000000000D45000-memory.dmp

Filesize
11.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads