cryptbot | 5e9de6cd9ab8d1b6255115d2afc575bb4865d18b75cbaead7cbe2efdf503f227

Resubmissions

22-09-2022 08:48

220922-kqfr4seebl 9

Analysis

max time kernel
43s
max time network
47s
platform
windows7_x64
resource
win7-20220901-en
submitted
22-09-2022 08:48

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General

Target

a4b20aac859ff8939885a98aa746e658.exe
Size

2.5MB
MD5

a4b20aac859ff8939885a98aa746e658
SHA1

112fefcc64e58fec53d7b6eb04392d5049d2ff7b
SHA256

5e9de6cd9ab8d1b6255115d2afc575bb4865d18b75cbaead7cbe2efdf503f227
SHA512

d9eed217a9347736e7ee1232f3feace9776d9d3381c0d673eab21583e1e74e3da4cc298789b4c6c6e249bf4ae5e2858f4328fbb5c189f04945e2660dd1eeacd6
SSDEEP

24576:nIU9EVQdddvAjGPJXdJ/XQQIEiQaja0APtD5iQnxUXp+3pZAiAISXVmJkTxu9pks:sG2Qn7AiOAx+jtAX

Score

10^/10

cryptbot discovery evasion spyware stealer themida trojan

Malware Config

Extracted

Family

cryptbot

http://dixevd32.top/gate.php

Attributes

payload_url
http://lueyob04.top/bhadon.dat

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 2 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

Processes:

DpEditor.exebhadon.exe

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

Executes dropped EXE 2 IoCs

Processes:

bhadon.exeDpEditor.exe

pid	Process
1324	bhadon.exe
1248	DpEditor.exe

Checks BIOS information in registry 2 TTPs 4 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

bhadon.exeDpEditor.exe

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	bhadon.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	bhadon.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	DpEditor.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	DpEditor.exe

Deletes itself 1 IoCs

Processes:

cmd.exe

pid	Process
748	cmd.exe

Loads dropped DLL 2 IoCs

Processes:

cmd.exebhadon.exe

pid	Process
1784	cmd.exe
1324	bhadon.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

Themida packer 17 IoCs

Detects Themida, an advanced Windows software protection system.

themida

Processes:

resource	yara_rule
behavioral1/files/0x00090000000142c8-62.dat	themida
behavioral1/files/0x00090000000142c8-60.dat	themida
behavioral1/files/0x00090000000142c8-59.dat	themida
behavioral1/memory/1324-65-0x00000000001F0000-0x00000000008EF000-memory.dmp	themida
behavioral1/memory/1324-66-0x00000000001F0000-0x00000000008EF000-memory.dmp	themida
behavioral1/memory/1324-67-0x00000000001F0000-0x00000000008EF000-memory.dmp	themida
behavioral1/memory/1324-68-0x00000000001F0000-0x00000000008EF000-memory.dmp	themida
behavioral1/memory/1324-70-0x00000000001F0000-0x00000000008EF000-memory.dmp	themida
behavioral1/files/0x000700000001468b-72.dat	themida
behavioral1/files/0x000700000001468b-74.dat	themida
behavioral1/memory/1324-76-0x00000000001F0000-0x00000000008EF000-memory.dmp	themida
behavioral1/memory/1248-78-0x0000000000C40000-0x000000000133F000-memory.dmp	themida
behavioral1/memory/1248-79-0x0000000000C40000-0x000000000133F000-memory.dmp	themida
behavioral1/memory/1248-80-0x0000000000C40000-0x000000000133F000-memory.dmp	themida
behavioral1/memory/1248-81-0x0000000000C40000-0x000000000133F000-memory.dmp	themida
behavioral1/memory/1248-82-0x0000000000C40000-0x000000000133F000-memory.dmp	themida
behavioral1/memory/1248-83-0x0000000000C40000-0x000000000133F000-memory.dmp	themida

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

Checks whether UAC is enabled 1 TTPs 2 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

DpEditor.exebhadon.exe

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	DpEditor.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	bhadon.exe

Maps connected drives based on registry 3 TTPs 2 IoCs

Disk information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

a4b20aac859ff8939885a98aa746e658.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum	a4b20aac859ff8939885a98aa746e658.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\ProductId	a4b20aac859ff8939885a98aa746e658.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

Processes:

bhadon.exeDpEditor.exe

pid	Process
1324	bhadon.exe
1248	DpEditor.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 3 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

a4b20aac859ff8939885a98aa746e658.exe

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	a4b20aac859ff8939885a98aa746e658.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	a4b20aac859ff8939885a98aa746e658.exe
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	a4b20aac859ff8939885a98aa746e658.exe

Delays execution with timeout.exe 1 IoCs

evasion

Processes:

timeout.exe

pid	Process
1344	timeout.exe

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

DpEditor.exe

pid	Process
1248	DpEditor.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

a4b20aac859ff8939885a98aa746e658.exebhadon.exeDpEditor.exe

pid	Process
1672	a4b20aac859ff8939885a98aa746e658.exe
1324	bhadon.exe
1248	DpEditor.exe

Suspicious use of WriteProcessMemory 20 IoCs

Processes:

a4b20aac859ff8939885a98aa746e658.execmd.execmd.exebhadon.exe

description	pid	Process	procid_target
PID 1672 wrote to memory of 1784	1672	a4b20aac859ff8939885a98aa746e658.exe	28
PID 1672 wrote to memory of 1784	1672	a4b20aac859ff8939885a98aa746e658.exe	28
PID 1672 wrote to memory of 1784	1672	a4b20aac859ff8939885a98aa746e658.exe	28
PID 1672 wrote to memory of 1784	1672	a4b20aac859ff8939885a98aa746e658.exe	28
PID 1672 wrote to memory of 748	1672	a4b20aac859ff8939885a98aa746e658.exe	30
PID 1672 wrote to memory of 748	1672	a4b20aac859ff8939885a98aa746e658.exe	30
PID 1672 wrote to memory of 748	1672	a4b20aac859ff8939885a98aa746e658.exe	30
PID 1672 wrote to memory of 748	1672	a4b20aac859ff8939885a98aa746e658.exe	30
PID 1784 wrote to memory of 1324	1784	cmd.exe	33
PID 1784 wrote to memory of 1324	1784	cmd.exe	33
PID 1784 wrote to memory of 1324	1784	cmd.exe	33
PID 1784 wrote to memory of 1324	1784	cmd.exe	33
PID 748 wrote to memory of 1344	748	cmd.exe	32
PID 748 wrote to memory of 1344	748	cmd.exe	32
PID 748 wrote to memory of 1344	748	cmd.exe	32
PID 748 wrote to memory of 1344	748	cmd.exe	32
PID 1324 wrote to memory of 1248	1324	bhadon.exe	34
PID 1324 wrote to memory of 1248	1324	bhadon.exe	34
PID 1324 wrote to memory of 1248	1324	bhadon.exe	34
PID 1324 wrote to memory of 1248	1324	bhadon.exe	34

C:\Users\Admin\AppData\Local\Temp\a4b20aac859ff8939885a98aa746e658.exe
"C:\Users\Admin\AppData\Local\Temp\a4b20aac859ff8939885a98aa746e658.exe"
1⤵
- Maps connected drives based on registry
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1672
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c C:\Users\Admin\AppData\Roaming\47AA605425729FF0\bhadon.exe
  2⤵
  - Loads dropped DLL
  - Suspicious use of WriteProcessMemory
  PID:1784
- - C:\Users\Admin\AppData\Roaming\47AA605425729FF0\bhadon.exe
    C:\Users\Admin\AppData\Roaming\47AA605425729FF0\bhadon.exe
    3⤵
    - Identifies VirtualBox via ACPI registry values (likely anti-VM)
    - Executes dropped EXE
    - Checks BIOS information in registry
    - Loads dropped DLL
    - Checks whether UAC is enabled
    - Suspicious use of NtSetInformationThreadHideFromDebugger
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of WriteProcessMemory
    PID:1324
  - - C:\Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exe
      "C:\Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exe"
      4⤵
      Identifies VirtualBox via ACPI registry values (likely anti-VM)
      Executes dropped EXE
      Checks BIOS information in registry
      Checks whether UAC is enabled
      Suspicious use of NtSetInformationThreadHideFromDebugger
      Suspicious behavior: AddClipboardFormatListener
      Suspicious behavior: EnumeratesProcesses
      PID:1248
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c timeout -t 5 && del "C:\Users\Admin\AppData\Local\Temp\a4b20aac859ff8939885a98aa746e658.exe"
  2⤵
  - Deletes itself
  - Suspicious use of WriteProcessMemory
  PID:748
- - C:\Windows\SysWOW64\timeout.exe
    timeout -t 5
    3⤵
    - Delays execution with timeout.exe
    PID:1344

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

Peripheral Device Discovery

T1120

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

C:\Users\Admin\AppData\Roaming\47AA605425729FF0\bhadon.exe

Filesize
2.7MB

MD5
ebced6b6e601edf55f145a9878a1c880

SHA1
dc2f29d88b5da8e4249d37c16881806e084dc06a

SHA256
a9c914999382656cc7d90890605b1df37aa36000a34e20a69b59d491a797ecbd

SHA512
a5a69358910f4673b0eb76b9ec11d255be6c485549a7631f951a5a432e8c08573da588654eb40a99b2cc9b6b1b18f9c8a76322727738dc39d160d1f12d1b7ea5

Download Submit
C:\Users\Admin\AppData\Roaming\47AA605425729FF0\bhadon.exe

Filesize
2.7MB

MD5
ebced6b6e601edf55f145a9878a1c880

SHA1
dc2f29d88b5da8e4249d37c16881806e084dc06a

SHA256
a9c914999382656cc7d90890605b1df37aa36000a34e20a69b59d491a797ecbd

SHA512
a5a69358910f4673b0eb76b9ec11d255be6c485549a7631f951a5a432e8c08573da588654eb40a99b2cc9b6b1b18f9c8a76322727738dc39d160d1f12d1b7ea5

Download Submit
C:\Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exe

Filesize
2.7MB

MD5
ebced6b6e601edf55f145a9878a1c880

SHA1
dc2f29d88b5da8e4249d37c16881806e084dc06a

SHA256
a9c914999382656cc7d90890605b1df37aa36000a34e20a69b59d491a797ecbd

SHA512
a5a69358910f4673b0eb76b9ec11d255be6c485549a7631f951a5a432e8c08573da588654eb40a99b2cc9b6b1b18f9c8a76322727738dc39d160d1f12d1b7ea5

Download Submit
\Users\Admin\AppData\Roaming\47AA605425729FF0\bhadon.exe

Filesize
2.7MB

MD5
ebced6b6e601edf55f145a9878a1c880

SHA1
dc2f29d88b5da8e4249d37c16881806e084dc06a

SHA256
a9c914999382656cc7d90890605b1df37aa36000a34e20a69b59d491a797ecbd

SHA512
a5a69358910f4673b0eb76b9ec11d255be6c485549a7631f951a5a432e8c08573da588654eb40a99b2cc9b6b1b18f9c8a76322727738dc39d160d1f12d1b7ea5

Download Submit
\Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exe

Filesize
2.7MB

MD5
ebced6b6e601edf55f145a9878a1c880

SHA1
dc2f29d88b5da8e4249d37c16881806e084dc06a

SHA256
a9c914999382656cc7d90890605b1df37aa36000a34e20a69b59d491a797ecbd

SHA512
a5a69358910f4673b0eb76b9ec11d255be6c485549a7631f951a5a432e8c08573da588654eb40a99b2cc9b6b1b18f9c8a76322727738dc39d160d1f12d1b7ea5

Download Submit
memory/748-57-0x0000000000000000-mapping.dmp

Download
memory/1248-81-0x0000000000C40000-0x000000000133F000-memory.dmp

Filesize
7.0MB

Download
memory/1248-82-0x0000000000C40000-0x000000000133F000-memory.dmp

Filesize
7.0MB

Download
memory/1248-83-0x0000000000C40000-0x000000000133F000-memory.dmp

Filesize
7.0MB

Download
memory/1248-80-0x0000000000C40000-0x000000000133F000-memory.dmp

Filesize
7.0MB

Download
memory/1248-79-0x0000000000C40000-0x000000000133F000-memory.dmp

Filesize
7.0MB

Download
memory/1248-78-0x0000000000C40000-0x000000000133F000-memory.dmp

Filesize
7.0MB

Download
memory/1248-84-0x0000000076FB0000-0x0000000077130000-memory.dmp

Filesize
1.5MB

Download
memory/1248-73-0x0000000000000000-mapping.dmp

Download
memory/1324-77-0x0000000076FB0000-0x0000000077130000-memory.dmp

Filesize
1.5MB

Download
memory/1324-65-0x00000000001F0000-0x00000000008EF000-memory.dmp

Filesize
7.0MB

Download
memory/1324-71-0x0000000076FB0000-0x0000000077130000-memory.dmp

Filesize
1.5MB

Download
memory/1324-61-0x0000000000000000-mapping.dmp

Download
memory/1324-68-0x00000000001F0000-0x00000000008EF000-memory.dmp

Filesize
7.0MB

Download
memory/1324-67-0x00000000001F0000-0x00000000008EF000-memory.dmp

Filesize
7.0MB

Download
memory/1324-76-0x00000000001F0000-0x00000000008EF000-memory.dmp

Filesize
7.0MB

Download
memory/1324-70-0x00000000001F0000-0x00000000008EF000-memory.dmp

Filesize
7.0MB

Download
memory/1324-66-0x00000000001F0000-0x00000000008EF000-memory.dmp

Filesize
7.0MB

Download
memory/1344-63-0x0000000000000000-mapping.dmp

Download
memory/1672-54-0x0000000075111000-0x0000000075113000-memory.dmp

Filesize
8KB

Download
memory/1672-58-0x00000000003D0000-0x0000000000490000-memory.dmp

Filesize
768KB

Download
memory/1672-55-0x00000000003D0000-0x0000000000490000-memory.dmp

Filesize
768KB

Download
memory/1784-69-0x0000000001FA0000-0x000000000269F000-memory.dmp

Filesize
7.0MB

Download
memory/1784-56-0x0000000000000000-mapping.dmp

Download