cryptbot | 41df984882b7cb539f1bcc03433f60e2bd7a0313b1e05bda78338d9176d6996b

General

Target

06a6da8543ba7767c8728a2de532d224.exe
Size

2.6MB
MD5

06a6da8543ba7767c8728a2de532d224
SHA1

94772a4b0bd3230ee749d160366c41751e71f1a0
SHA256

41df984882b7cb539f1bcc03433f60e2bd7a0313b1e05bda78338d9176d6996b
SHA512

50d8b2e89980357b5aa8393b34bd19be16cd0e92bc1e838c7d8b3ae656af6f9b9b4df18b2eb26528b4dd8d6b2b25a5d1cd0ed85316a47596b90ae913523f4d85

Score

10^/10

cryptbot evasion spyware stealer themida trojan

Malware Config

Extracted

Family

cryptbot

C2

hevzbn22.top

morwce02.top

Attributes

payload_url
http://kyvgns02.top/download.php?file=finjan.exe

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:

06a6da8543ba7767c8728a2de532d224.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	06a6da8543ba7767c8728a2de532d224.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	06a6da8543ba7767c8728a2de532d224.exe

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

268 cmd.exe

pid	process
268	cmd.exe

Themida packer 4 IoCs

Detects Themida, an advanced Windows software protection system.

themida

Processes:

resource	yara_rule
behavioral1/memory/1752-56-0x0000000000280000-0x0000000000965000-memory.dmp	themida
behavioral1/memory/1752-57-0x0000000000280000-0x0000000000965000-memory.dmp	themida
behavioral1/memory/1752-58-0x0000000000280000-0x0000000000965000-memory.dmp	themida
behavioral1/memory/1752-59-0x0000000000280000-0x0000000000965000-memory.dmp	themida

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

06a6da8543ba7767c8728a2de532d224.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	06a6da8543ba7767c8728a2de532d224.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

Processes:

06a6da8543ba7767c8728a2de532d224.exe

pid process

1752 06a6da8543ba7767c8728a2de532d224.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

pid	process
1752	06a6da8543ba7767c8728a2de532d224.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:

06a6da8543ba7767c8728a2de532d224.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	06a6da8543ba7767c8728a2de532d224.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	06a6da8543ba7767c8728a2de532d224.exe

Delays execution with timeout.exe 1 IoCs
evasion

Processes:

timeout.exe

pid process

560 timeout.exe
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

06a6da8543ba7767c8728a2de532d224.exe

pid process

1752 06a6da8543ba7767c8728a2de532d224.exe

pid	process
560	timeout.exe

pid	process
1752	06a6da8543ba7767c8728a2de532d224.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

06a6da8543ba7767c8728a2de532d224.execmd.exe

description	pid	process	target process
PID 1752 wrote to memory of 268	1752	06a6da8543ba7767c8728a2de532d224.exe	cmd.exe
PID 1752 wrote to memory of 268	1752	06a6da8543ba7767c8728a2de532d224.exe	cmd.exe
PID 1752 wrote to memory of 268	1752	06a6da8543ba7767c8728a2de532d224.exe	cmd.exe
PID 1752 wrote to memory of 268	1752	06a6da8543ba7767c8728a2de532d224.exe	cmd.exe
PID 268 wrote to memory of 560	268	cmd.exe	timeout.exe
PID 268 wrote to memory of 560	268	cmd.exe	timeout.exe
PID 268 wrote to memory of 560	268	cmd.exe	timeout.exe
PID 268 wrote to memory of 560	268	cmd.exe	timeout.exe

C:\Users\Admin\AppData\Local\Temp\06a6da8543ba7767c8728a2de532d224.exe
"C:\Users\Admin\AppData\Local\Temp\06a6da8543ba7767c8728a2de532d224.exe"
1⤵
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1752

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c rd /s /q C:\Users\Admin\AppData\Local\Temp\ILkYUUPf & timeout 4 & del /f /q "C:\Users\Admin\AppData\Local\Temp\06a6da8543ba7767c8728a2de532d224.exe"
2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:268

C:\Windows\SysWOW64\timeout.exe
timeout 4
3⤵
- Delays execution with timeout.exe
PID:560

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

1

T1497

Credential Access

Discovery

Query Registry

3

T1012

Virtualization/Sandbox Evasion

1

T1497

System Information Discovery

4

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

memory/268-60-0x0000000000000000-mapping.dmp

Download
memory/560-61-0x0000000000000000-mapping.dmp

Download
memory/1752-55-0x0000000076921000-0x0000000076923000-memory.dmp

Filesize
8KB

Download
memory/1752-56-0x0000000000280000-0x0000000000965000-memory.dmp

Filesize
6.9MB

Download
memory/1752-57-0x0000000000280000-0x0000000000965000-memory.dmp

Filesize
6.9MB

Download
memory/1752-58-0x0000000000280000-0x0000000000965000-memory.dmp

Filesize
6.9MB

Download
memory/1752-59-0x0000000000280000-0x0000000000965000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads