cryptbot | e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d

Analysis

max time kernel
142s
max time network
33s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
15-03-2023 18:21

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General

Target

1aac0226a0d55102bf3c84eaa49de03a.exe
Size

791KB
MD5

1aac0226a0d55102bf3c84eaa49de03a
SHA1

717b745bb437ac0cfd57a4f64fdb576ec0987166
SHA256

e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d
SHA512

a4a0aa6393d278abec397cd532232e93da6c8bd13679e38d94adea9e0ebcc803cecc7bf93552f32de5cad127709380e67583be4b788b6026b5306bdfdf645eae
SSDEEP

12288:hmshgxF9wR04Uu6xhjlNLuNs9KEzmOpru+OSwOAjUkNZ6Zui3tuC3eUqaIQCDuH:XhOF2RO/XX9HyOdYbZ6ZeZcC6H

Score

10^/10

cryptbot discovery evasion spyware stealer themida trojan

Malware Config

Extracted

Family

cryptbot

http://ernblt32.top/gate.php

Attributes

payload_url
http:

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:

ethrog.exeDpEditor.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	ethrog.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	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:

ethrog.exeDpEditor.exe

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

1204 cmd.exe
Executes dropped EXE 2 IoCs

Processes:

ethrog.exeDpEditor.exe

pid process

1388 ethrog.exe
1724 DpEditor.exe
Loads dropped DLL 2 IoCs

Processes:

cmd.exeethrog.exe

pid process

1020 cmd.exe
1388 ethrog.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

pid	process
1204	cmd.exe

pid	process
1388	ethrog.exe
1724	DpEditor.exe

pid	process
1020	cmd.exe
1388	ethrog.exe

Themida packer 18 IoCs

Detects Themida, an advanced Windows software protection system.

themida

Processes:

resource	yara_rule
\Users\Admin\AppData\Roaming\C3B5D6676DA11FBD\ethrog.exe	themida
C:\Users\Admin\AppData\Roaming\C3B5D6676DA11FBD\ethrog.exe	themida
C:\Users\Admin\AppData\Roaming\C3B5D6676DA11FBD\ethrog.exe	themida
behavioral1/memory/1388-142-0x0000000000E80000-0x0000000001564000-memory.dmp	themida
behavioral1/memory/1388-144-0x0000000000E80000-0x0000000001564000-memory.dmp	themida
behavioral1/memory/1388-145-0x0000000000E80000-0x0000000001564000-memory.dmp	themida
behavioral1/memory/1388-146-0x0000000000E80000-0x0000000001564000-memory.dmp	themida
behavioral1/memory/1388-147-0x0000000000E80000-0x0000000001564000-memory.dmp	themida
\Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exe	themida
C:\Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exe	themida
behavioral1/memory/1388-152-0x0000000000E80000-0x0000000001564000-memory.dmp	themida
behavioral1/memory/1724-154-0x0000000000860000-0x0000000000F44000-memory.dmp	themida
behavioral1/memory/1724-155-0x0000000000860000-0x0000000000F44000-memory.dmp	themida
behavioral1/memory/1724-156-0x0000000000860000-0x0000000000F44000-memory.dmp	themida
behavioral1/memory/1724-157-0x0000000000860000-0x0000000000F44000-memory.dmp	themida
behavioral1/memory/1724-158-0x0000000000860000-0x0000000000F44000-memory.dmp	themida
behavioral1/memory/1724-159-0x0000000000860000-0x0000000000F44000-memory.dmp	themida
behavioral1/memory/1724-160-0x0000000000860000-0x0000000000F44000-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:

ethrog.exeDpEditor.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	ethrog.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	DpEditor.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:

1aac0226a0d55102bf3c84eaa49de03a.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum	1aac0226a0d55102bf3c84eaa49de03a.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	1aac0226a0d55102bf3c84eaa49de03a.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

Processes:

ethrog.exeDpEditor.exe

pid process

1388 ethrog.exe
1724 DpEditor.exe
Suspicious use of SetThreadContext 1 IoCs

Processes:

1aac0226a0d55102bf3c84eaa49de03a.exe

description pid process target process

PID 924 set thread context of 1296 924 1aac0226a0d55102bf3c84eaa49de03a.exe 1aac0226a0d55102bf3c84eaa49de03a.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
1388	ethrog.exe
1724	DpEditor.exe

description	pid	process	target process
PID 924 set thread context of 1296	924	1aac0226a0d55102bf3c84eaa49de03a.exe	1aac0226a0d55102bf3c84eaa49de03a.exe

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:

1aac0226a0d55102bf3c84eaa49de03a.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	1aac0226a0d55102bf3c84eaa49de03a.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	1aac0226a0d55102bf3c84eaa49de03a.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	1aac0226a0d55102bf3c84eaa49de03a.exe

Delays execution with timeout.exe 1 IoCs
evasion

Processes:

timeout.exe

pid process

1584 timeout.exe
Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

DpEditor.exe

pid process

1724 DpEditor.exe
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

1aac0226a0d55102bf3c84eaa49de03a.exeethrog.exeDpEditor.exe

pid process

1296 1aac0226a0d55102bf3c84eaa49de03a.exe
1388 ethrog.exe
1724 DpEditor.exe

pid	process
1584	timeout.exe

pid	process
1724	DpEditor.exe

pid	process
1296	1aac0226a0d55102bf3c84eaa49de03a.exe
1388	ethrog.exe
1724	DpEditor.exe

Suspicious use of WriteProcessMemory 32 IoCs

Processes:

1aac0226a0d55102bf3c84eaa49de03a.exe1aac0226a0d55102bf3c84eaa49de03a.execmd.execmd.exeethrog.exe

description	pid	process	target process
PID 924 wrote to memory of 1296	924	1aac0226a0d55102bf3c84eaa49de03a.exe	1aac0226a0d55102bf3c84eaa49de03a.exe
PID 924 wrote to memory of 1296	924	1aac0226a0d55102bf3c84eaa49de03a.exe	1aac0226a0d55102bf3c84eaa49de03a.exe
PID 924 wrote to memory of 1296	924	1aac0226a0d55102bf3c84eaa49de03a.exe	1aac0226a0d55102bf3c84eaa49de03a.exe
PID 924 wrote to memory of 1296	924	1aac0226a0d55102bf3c84eaa49de03a.exe	1aac0226a0d55102bf3c84eaa49de03a.exe
PID 924 wrote to memory of 1296	924	1aac0226a0d55102bf3c84eaa49de03a.exe	1aac0226a0d55102bf3c84eaa49de03a.exe
PID 924 wrote to memory of 1296	924	1aac0226a0d55102bf3c84eaa49de03a.exe	1aac0226a0d55102bf3c84eaa49de03a.exe
PID 924 wrote to memory of 1296	924	1aac0226a0d55102bf3c84eaa49de03a.exe	1aac0226a0d55102bf3c84eaa49de03a.exe
PID 924 wrote to memory of 1296	924	1aac0226a0d55102bf3c84eaa49de03a.exe	1aac0226a0d55102bf3c84eaa49de03a.exe
PID 924 wrote to memory of 1296	924	1aac0226a0d55102bf3c84eaa49de03a.exe	1aac0226a0d55102bf3c84eaa49de03a.exe
PID 924 wrote to memory of 1296	924	1aac0226a0d55102bf3c84eaa49de03a.exe	1aac0226a0d55102bf3c84eaa49de03a.exe
PID 924 wrote to memory of 1296	924	1aac0226a0d55102bf3c84eaa49de03a.exe	1aac0226a0d55102bf3c84eaa49de03a.exe
PID 924 wrote to memory of 1296	924	1aac0226a0d55102bf3c84eaa49de03a.exe	1aac0226a0d55102bf3c84eaa49de03a.exe
PID 1296 wrote to memory of 1020	1296	1aac0226a0d55102bf3c84eaa49de03a.exe	cmd.exe
PID 1296 wrote to memory of 1020	1296	1aac0226a0d55102bf3c84eaa49de03a.exe	cmd.exe
PID 1296 wrote to memory of 1020	1296	1aac0226a0d55102bf3c84eaa49de03a.exe	cmd.exe
PID 1296 wrote to memory of 1020	1296	1aac0226a0d55102bf3c84eaa49de03a.exe	cmd.exe
PID 1296 wrote to memory of 1204	1296	1aac0226a0d55102bf3c84eaa49de03a.exe	cmd.exe
PID 1296 wrote to memory of 1204	1296	1aac0226a0d55102bf3c84eaa49de03a.exe	cmd.exe
PID 1296 wrote to memory of 1204	1296	1aac0226a0d55102bf3c84eaa49de03a.exe	cmd.exe
PID 1296 wrote to memory of 1204	1296	1aac0226a0d55102bf3c84eaa49de03a.exe	cmd.exe
PID 1020 wrote to memory of 1388	1020	cmd.exe	ethrog.exe
PID 1020 wrote to memory of 1388	1020	cmd.exe	ethrog.exe
PID 1020 wrote to memory of 1388	1020	cmd.exe	ethrog.exe
PID 1020 wrote to memory of 1388	1020	cmd.exe	ethrog.exe
PID 1204 wrote to memory of 1584	1204	cmd.exe	timeout.exe
PID 1204 wrote to memory of 1584	1204	cmd.exe	timeout.exe
PID 1204 wrote to memory of 1584	1204	cmd.exe	timeout.exe
PID 1204 wrote to memory of 1584	1204	cmd.exe	timeout.exe
PID 1388 wrote to memory of 1724	1388	ethrog.exe	DpEditor.exe
PID 1388 wrote to memory of 1724	1388	ethrog.exe	DpEditor.exe
PID 1388 wrote to memory of 1724	1388	ethrog.exe	DpEditor.exe
PID 1388 wrote to memory of 1724	1388	ethrog.exe	DpEditor.exe

C:\Users\Admin\AppData\Local\Temp\1aac0226a0d55102bf3c84eaa49de03a.exe
"C:\Users\Admin\AppData\Local\Temp\1aac0226a0d55102bf3c84eaa49de03a.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:924

C:\Users\Admin\AppData\Local\Temp\1aac0226a0d55102bf3c84eaa49de03a.exe
"C:\Users\Admin\AppData\Local\Temp\1aac0226a0d55102bf3c84eaa49de03a.exe"
2⤵
- Maps connected drives based on registry
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1296

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c C:\Users\Admin\AppData\Roaming\C3B5D6676DA11FBD\ethrog.exe
3⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1020

C:\Users\Admin\AppData\Roaming\C3B5D6676DA11FBD\ethrog.exe
C:\Users\Admin\AppData\Roaming\C3B5D6676DA11FBD\ethrog.exe
4⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1388

C:\Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exe
"C:\Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exe"
5⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: EnumeratesProcesses
PID:1724

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c timeout -t 5 && del "C:\Users\Admin\AppData\Local\Temp\1aac0226a0d55102bf3c84eaa49de03a.exe"
3⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1204

C:\Windows\SysWOW64\timeout.exe
timeout -t 5
4⤵
- Delays execution with timeout.exe
PID:1584

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Credential Access

Credentials in Files

T1081

Discovery

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

System Information Discovery

T1082

Peripheral Device Discovery

T1120

Lateral Movement

Collection

Data from Local System

T1005

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\2987.tmp
Filesize
32B

MD5
3b33d980229e76222b961d17fd5aa43d

SHA1
43a761a68478e66db8f1dbce4b7a56ff2ce4fd20

SHA256
bd6e8000665e82408208cdf1fcc74a925c13c5a6492c252ca0153ce19f4141d3

SHA512
8e4e22744ed0e62a86d2df15df709b1498beea7359b64ac086679ef0fbceacd94ab9fca452b1234bbef17a87f5c6200104e84b934b8ed4bad3b1d26c68b5729d

Download Submit
C:\Users\Admin\AppData\Local\Temp\2A27.tmp
Filesize
71KB

MD5
6a3c2fe239e67cd5804a699b9aa54b07

SHA1
018091f0c903173dec18cd10e0e00889f0717d67

SHA256
160b3bbb5a6845c2bc01355921c466e8b3ecc05de44888e5a4b27962898d7168

SHA512
aaf0f6171b6e4f6b143369a074357bac219e7efa56b6bee77988baa9264d76231b0c3df6922d2b2c95a1acf9901b81bcc76f783284fc5be02a789199d4dcbe37

Download Submit
C:\Users\Admin\AppData\Roaming\C3B5D6676DA11FBD\ethrog.exe
Filesize
2.6MB

MD5
ce3eac76269dbad2418ffc80324753ce

SHA1
32554e64820bf80f36628605ce12518eaaedc744

SHA256
b20cc31047dae677fe78b0ce8cb9a5745edfa42a91f5467319eddf70775ed053

SHA512
25a737b667d932dab0592732c098e1f555b22b7b3fd1519a8cdb1325981190047fe4969bb2f608ccaf1625a0ba87fe0d01e33f3ec5e780e2289ad0439778bf17

Download Submit
C:\Users\Admin\AppData\Roaming\C3B5D6676DA11FBD\ethrog.exe
Filesize
2.6MB

MD5
ce3eac76269dbad2418ffc80324753ce

SHA1
32554e64820bf80f36628605ce12518eaaedc744

SHA256
b20cc31047dae677fe78b0ce8cb9a5745edfa42a91f5467319eddf70775ed053

SHA512
25a737b667d932dab0592732c098e1f555b22b7b3fd1519a8cdb1325981190047fe4969bb2f608ccaf1625a0ba87fe0d01e33f3ec5e780e2289ad0439778bf17

Download Submit
C:\Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exe
Filesize
2.6MB

MD5
ce3eac76269dbad2418ffc80324753ce

SHA1
32554e64820bf80f36628605ce12518eaaedc744

SHA256
b20cc31047dae677fe78b0ce8cb9a5745edfa42a91f5467319eddf70775ed053

SHA512
25a737b667d932dab0592732c098e1f555b22b7b3fd1519a8cdb1325981190047fe4969bb2f608ccaf1625a0ba87fe0d01e33f3ec5e780e2289ad0439778bf17

Download Submit
\Users\Admin\AppData\Roaming\C3B5D6676DA11FBD\ethrog.exe
Filesize
2.6MB

MD5
ce3eac76269dbad2418ffc80324753ce

SHA1
32554e64820bf80f36628605ce12518eaaedc744

SHA256
b20cc31047dae677fe78b0ce8cb9a5745edfa42a91f5467319eddf70775ed053

SHA512
25a737b667d932dab0592732c098e1f555b22b7b3fd1519a8cdb1325981190047fe4969bb2f608ccaf1625a0ba87fe0d01e33f3ec5e780e2289ad0439778bf17

Download Submit
\Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exe
Filesize
2.6MB

MD5
ce3eac76269dbad2418ffc80324753ce

SHA1
32554e64820bf80f36628605ce12518eaaedc744

SHA256
b20cc31047dae677fe78b0ce8cb9a5745edfa42a91f5467319eddf70775ed053

SHA512
25a737b667d932dab0592732c098e1f555b22b7b3fd1519a8cdb1325981190047fe4969bb2f608ccaf1625a0ba87fe0d01e33f3ec5e780e2289ad0439778bf17

Download Submit
memory/1020-143-0x0000000001FF0000-0x00000000026D4000-memory.dmp

Filesize
6.9MB

Download
memory/1296-61-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1296-64-0x0000000000400000-0x00000000004CB000-memory.dmp

Filesize
812KB

Download
memory/1296-58-0x0000000000400000-0x00000000004CB000-memory.dmp

Filesize
812KB

Download
memory/1296-91-0x0000000000400000-0x00000000004CB000-memory.dmp

Filesize
812KB

Download
memory/1296-57-0x0000000000400000-0x00000000004CB000-memory.dmp

Filesize
812KB

Download
memory/1296-137-0x0000000000400000-0x00000000004CB000-memory.dmp

Filesize
812KB

Download
memory/1296-62-0x0000000000400000-0x00000000004CB000-memory.dmp

Filesize
812KB

Download
memory/1296-56-0x0000000000400000-0x00000000004CB000-memory.dmp

Filesize
812KB

Download
memory/1296-55-0x0000000000400000-0x00000000004CB000-memory.dmp

Filesize
812KB

Download
memory/1296-54-0x0000000000400000-0x00000000004CB000-memory.dmp

Filesize
812KB

Download
memory/1296-60-0x0000000000400000-0x00000000004CB000-memory.dmp

Filesize
812KB

Download
memory/1296-59-0x0000000000400000-0x00000000004CB000-memory.dmp

Filesize
812KB

Download
memory/1388-144-0x0000000000E80000-0x0000000001564000-memory.dmp

Filesize
6.9MB

Download
memory/1388-146-0x0000000000E80000-0x0000000001564000-memory.dmp

Filesize
6.9MB

Download
memory/1388-147-0x0000000000E80000-0x0000000001564000-memory.dmp

Filesize
6.9MB

Download
memory/1388-145-0x0000000000E80000-0x0000000001564000-memory.dmp

Filesize
6.9MB

Download
memory/1388-142-0x0000000000E80000-0x0000000001564000-memory.dmp

Filesize
6.9MB

Download
memory/1388-152-0x0000000000E80000-0x0000000001564000-memory.dmp

Filesize
6.9MB

Download
memory/1724-154-0x0000000000860000-0x0000000000F44000-memory.dmp

Filesize
6.9MB

Download
memory/1724-155-0x0000000000860000-0x0000000000F44000-memory.dmp

Filesize
6.9MB

Download
memory/1724-156-0x0000000000860000-0x0000000000F44000-memory.dmp

Filesize
6.9MB

Download
memory/1724-157-0x0000000000860000-0x0000000000F44000-memory.dmp

Filesize
6.9MB

Download
memory/1724-158-0x0000000000860000-0x0000000000F44000-memory.dmp

Filesize
6.9MB

Download
memory/1724-159-0x0000000000860000-0x0000000000F44000-memory.dmp

Filesize
6.9MB

Download
memory/1724-160-0x0000000000860000-0x0000000000F44000-memory.dmp

Filesize
6.9MB

Download