cryptbot | 51c31b5b75349edf7575c420d7c243eedc5fe451a650391f9bb5c30bfb39da98

Analysis

max time kernel
141s
max time network
141s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
16-03-2023 06:31

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General

Target

e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.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

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Control Panel\International\Geo\Nation	e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe

Executes dropped EXE 2 IoCs

Processes:

ethrog.exeDpEditor.exe

pid process

3720 ethrog.exe
3212 DpEditor.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
3720	ethrog.exe
3212	DpEditor.exe

Themida packer 18 IoCs

Detects Themida, an advanced Windows software protection system.

themida

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Roaming\2F433E851532E056\ethrog.exe	themida
C:\Users\Admin\AppData\Roaming\2F433E851532E056\ethrog.exe	themida
behavioral2/memory/3720-242-0x00000000009D0000-0x00000000010B4000-memory.dmp	themida
behavioral2/memory/3720-243-0x00000000009D0000-0x00000000010B4000-memory.dmp	themida
behavioral2/memory/3720-244-0x00000000009D0000-0x00000000010B4000-memory.dmp	themida
behavioral2/memory/3720-245-0x00000000009D0000-0x00000000010B4000-memory.dmp	themida
behavioral2/memory/3720-246-0x00000000009D0000-0x00000000010B4000-memory.dmp	themida
C:\Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exe	themida
behavioral2/memory/3720-251-0x00000000009D0000-0x00000000010B4000-memory.dmp	themida
C:\Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exe	themida
behavioral2/memory/3212-253-0x0000000000F90000-0x0000000001674000-memory.dmp	themida
behavioral2/memory/3720-248-0x00000000009D0000-0x00000000010B4000-memory.dmp	themida
behavioral2/memory/3212-254-0x0000000000F90000-0x0000000001674000-memory.dmp	themida
behavioral2/memory/3212-255-0x0000000000F90000-0x0000000001674000-memory.dmp	themida
behavioral2/memory/3212-256-0x0000000000F90000-0x0000000001674000-memory.dmp	themida
behavioral2/memory/3212-257-0x0000000000F90000-0x0000000001674000-memory.dmp	themida
behavioral2/memory/3212-258-0x0000000000F90000-0x0000000001674000-memory.dmp	themida
behavioral2/memory/3212-259-0x0000000000F90000-0x0000000001674000-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:

e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum	e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

Processes:

ethrog.exeDpEditor.exe

pid process

3720 ethrog.exe
3212 DpEditor.exe

pid	process
3720	ethrog.exe
3212	DpEditor.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe

description	pid	process	target process
PID 4592 set thread context of 1264	4592	e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe	e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.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:

e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe

Delays execution with timeout.exe 1 IoCs
evasion

Processes:

timeout.exe

pid process

3264 timeout.exe
Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

DpEditor.exe

pid process

3212 DpEditor.exe

pid	process
3264	timeout.exe

pid	process
3212	DpEditor.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exeethrog.exeDpEditor.exe

pid	process
1264	e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe
1264	e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe
3720	ethrog.exe
3720	ethrog.exe
3212	DpEditor.exe
3212	DpEditor.exe

Suspicious use of WriteProcessMemory 26 IoCs

Processes:

e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exee1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.execmd.execmd.exeethrog.exe

description	pid	process	target process
PID 4592 wrote to memory of 1264	4592	e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe	e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe
PID 4592 wrote to memory of 1264	4592	e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe	e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe
PID 4592 wrote to memory of 1264	4592	e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe	e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe
PID 4592 wrote to memory of 1264	4592	e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe	e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe
PID 4592 wrote to memory of 1264	4592	e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe	e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe
PID 4592 wrote to memory of 1264	4592	e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe	e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe
PID 4592 wrote to memory of 1264	4592	e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe	e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe
PID 4592 wrote to memory of 1264	4592	e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe	e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe
PID 4592 wrote to memory of 1264	4592	e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe	e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe
PID 4592 wrote to memory of 1264	4592	e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe	e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe
PID 4592 wrote to memory of 1264	4592	e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe	e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe
PID 1264 wrote to memory of 1456	1264	e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe	cmd.exe
PID 1264 wrote to memory of 1456	1264	e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe	cmd.exe
PID 1264 wrote to memory of 1456	1264	e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe	cmd.exe
PID 1264 wrote to memory of 4892	1264	e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe	cmd.exe
PID 1264 wrote to memory of 4892	1264	e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe	cmd.exe
PID 1264 wrote to memory of 4892	1264	e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe	cmd.exe
PID 1456 wrote to memory of 3720	1456	cmd.exe	ethrog.exe
PID 1456 wrote to memory of 3720	1456	cmd.exe	ethrog.exe
PID 1456 wrote to memory of 3720	1456	cmd.exe	ethrog.exe
PID 4892 wrote to memory of 3264	4892	cmd.exe	timeout.exe
PID 4892 wrote to memory of 3264	4892	cmd.exe	timeout.exe
PID 4892 wrote to memory of 3264	4892	cmd.exe	timeout.exe
PID 3720 wrote to memory of 3212	3720	ethrog.exe	DpEditor.exe
PID 3720 wrote to memory of 3212	3720	ethrog.exe	DpEditor.exe
PID 3720 wrote to memory of 3212	3720	ethrog.exe	DpEditor.exe

C:\Users\Admin\AppData\Local\Temp\e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe
"C:\Users\Admin\AppData\Local\Temp\e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4592

C:\Users\Admin\AppData\Local\Temp\e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe
"C:\Users\Admin\AppData\Local\Temp\e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe"
2⤵
- Checks computer location settings
- Maps connected drives based on registry
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1264

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c C:\Users\Admin\AppData\Roaming\2F433E851532E056\ethrog.exe
3⤵
- Suspicious use of WriteProcessMemory
PID:1456

C:\Users\Admin\AppData\Roaming\2F433E851532E056\ethrog.exe
C:\Users\Admin\AppData\Roaming\2F433E851532E056\ethrog.exe
4⤵
- 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: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3720

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:3212

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c timeout -t 5 && del "C:\Users\Admin\AppData\Local\Temp\e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe"
3⤵
- Suspicious use of WriteProcessMemory
PID:4892

C:\Windows\SysWOW64\timeout.exe
timeout -t 5
4⤵
- Delays execution with timeout.exe
PID:3264

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\7ED0.tmp
Filesize
32B

MD5
6bb6e374b5dbd021622648b4d4e9afc7

SHA1
df356bb84780e332c960769d552f67d1f5221cce

SHA256
6546a2ec37419190b5f256f2c09efd90f8dd11fe98e5ae4521f8e07ecd64a2aa

SHA512
42b05356304dbbf2dd1ba7c7bc8dd2fcfc908d80fcd7c25771a3722ac946fd04575591d530e802799f8c17d9622db361f76b69c3985fd1ee63fce38777938644

Download Submit
C:\Users\Admin\AppData\Local\Temp\80F7.tmp
Filesize
71KB

MD5
92d24961d2ebaacf1ace5463dfc9930d

SHA1
99ffaf6904ab616c33a37ce01d383e4a493df335

SHA256
9013688dec264c615178e151c2eb5f0b2eb9fe8cfad867b311d8581d921c73f3

SHA512
77598c77f219ab5234b8b84bcfe873f40e7464b224fac3c8568b300d3f2563f7ef5ad9ec5cccc0d719e7d3e489a164b04b6b36316196afea0b8051de3c751cc7

Download Submit
C:\Users\Admin\AppData\Local\Temp\874B.tmp
Filesize
2KB

MD5
dce9b749d38fdc247ab517e8a76e6102

SHA1
d6c5b6548e1a3da3326bd097c50c49fc7906be3f

SHA256
5087b8c7f2cecceac61d7bd02b939888cf2cc5a452676f28fd5c076eb1ae7ea7

SHA512
56c276f0a070da656c98520aa720994d78f1bf0bbb085a5f6fb4fd18fed2bbba1eb8e97b54d58eaa9a978d21d64678170f49c020feb19d8545d158a2d8d58446

Download Submit
C:\Users\Admin\AppData\Roaming\2F433E851532E056\ethrog.exe
Filesize
2.6MB

MD5
ce3eac76269dbad2418ffc80324753ce

SHA1
32554e64820bf80f36628605ce12518eaaedc744

SHA256
b20cc31047dae677fe78b0ce8cb9a5745edfa42a91f5467319eddf70775ed053

SHA512
25a737b667d932dab0592732c098e1f555b22b7b3fd1519a8cdb1325981190047fe4969bb2f608ccaf1625a0ba87fe0d01e33f3ec5e780e2289ad0439778bf17

Download Submit
C:\Users\Admin\AppData\Roaming\2F433E851532E056\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
C:\Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exe
Filesize
2.6MB

MD5
ce3eac76269dbad2418ffc80324753ce

SHA1
32554e64820bf80f36628605ce12518eaaedc744

SHA256
b20cc31047dae677fe78b0ce8cb9a5745edfa42a91f5467319eddf70775ed053

SHA512
25a737b667d932dab0592732c098e1f555b22b7b3fd1519a8cdb1325981190047fe4969bb2f608ccaf1625a0ba87fe0d01e33f3ec5e780e2289ad0439778bf17

Download Submit
memory/1264-134-0x0000000000400000-0x00000000004CB000-memory.dmp

Filesize
812KB

Download
memory/1264-135-0x0000000000400000-0x00000000004CB000-memory.dmp

Filesize
812KB

Download
memory/1264-136-0x0000000000400000-0x00000000004CB000-memory.dmp

Filesize
812KB

Download
memory/1264-237-0x0000000000400000-0x00000000004CB000-memory.dmp

Filesize
812KB

Download
memory/1264-133-0x0000000000400000-0x00000000004CB000-memory.dmp

Filesize
812KB

Download
memory/3212-253-0x0000000000F90000-0x0000000001674000-memory.dmp

Filesize
6.9MB

Download
memory/3212-254-0x0000000000F90000-0x0000000001674000-memory.dmp

Filesize
6.9MB

Download
memory/3212-259-0x0000000000F90000-0x0000000001674000-memory.dmp

Filesize
6.9MB

Download
memory/3212-258-0x0000000000F90000-0x0000000001674000-memory.dmp

Filesize
6.9MB

Download
memory/3212-257-0x0000000000F90000-0x0000000001674000-memory.dmp

Filesize
6.9MB

Download
memory/3212-256-0x0000000000F90000-0x0000000001674000-memory.dmp

Filesize
6.9MB

Download
memory/3212-255-0x0000000000F90000-0x0000000001674000-memory.dmp

Filesize
6.9MB

Download
memory/3720-251-0x00000000009D0000-0x00000000010B4000-memory.dmp

Filesize
6.9MB

Download
memory/3720-248-0x00000000009D0000-0x00000000010B4000-memory.dmp

Filesize
6.9MB

Download
memory/3720-242-0x00000000009D0000-0x00000000010B4000-memory.dmp

Filesize
6.9MB

Download
memory/3720-243-0x00000000009D0000-0x00000000010B4000-memory.dmp

Filesize
6.9MB

Download
memory/3720-245-0x00000000009D0000-0x00000000010B4000-memory.dmp

Filesize
6.9MB

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memory/3720-244-0x00000000009D0000-0x00000000010B4000-memory.dmp

Filesize
6.9MB

Download
memory/3720-246-0x00000000009D0000-0x00000000010B4000-memory.dmp

Filesize
6.9MB

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