cryptbot | 842902a229af05a242d1c6a8db6ff66bd624a3326aa75c1600c13711eb029eb9

Analysis

max time kernel
149s
max time network
38s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
14-03-2023 04:11

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General

Target

c7cdd3263f66f1399fb8334e6e3a5c87.exe
Size

795KB
MD5

c7cdd3263f66f1399fb8334e6e3a5c87
SHA1

d82dbd4489672989f56c662bd39ef89cf4a4a1e7
SHA256

842902a229af05a242d1c6a8db6ff66bd624a3326aa75c1600c13711eb029eb9
SHA512

a435d277a7b6d6504c3be2e25644156723a7a3c34627a7298e825b5eb1d9fbf48ca31da7601e83cf9a6dfa977eb20d5af5b3f62fdaf3325e4242f3d7876e5d42
SSDEEP

24576:gdoZ5Z9saIUk00C2ZHTjn080WgKy3SLUJFLH:gdoZ5ZYUk0K/080133qg7

Score

10^/10

cryptbot discovery evasion spyware stealer themida trojan

Malware Config

Extracted

Family

cryptbot

http://ernjxs12.top/gate.php

Attributes

payload_url
http://ovaxlo01.top/chavez.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:

chavez.exeDpEditor.exe

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

DpEditor.exechavez.exe

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

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

1616 cmd.exe
Executes dropped EXE 2 IoCs

Processes:

chavez.exeDpEditor.exe

pid process

2044 chavez.exe
1148 DpEditor.exe
Loads dropped DLL 2 IoCs

Processes:

cmd.exechavez.exe

pid process

1452 cmd.exe
2044 chavez.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
1616	cmd.exe

pid	process
2044	chavez.exe
1148	DpEditor.exe

pid	process
1452	cmd.exe
2044	chavez.exe

Themida packer 18 IoCs

Detects Themida, an advanced Windows software protection system.

themida

Processes:

resource	yara_rule
\Users\Admin\AppData\Roaming\7AFC423B6DA11FBD\chavez.exe	themida
C:\Users\Admin\AppData\Roaming\7AFC423B6DA11FBD\chavez.exe	themida
C:\Users\Admin\AppData\Roaming\7AFC423B6DA11FBD\chavez.exe	themida
behavioral1/memory/2044-145-0x0000000000920000-0x0000000001010000-memory.dmp	themida
behavioral1/memory/2044-146-0x0000000000920000-0x0000000001010000-memory.dmp	themida
behavioral1/memory/2044-148-0x0000000000920000-0x0000000001010000-memory.dmp	themida
behavioral1/memory/2044-149-0x0000000000920000-0x0000000001010000-memory.dmp	themida
behavioral1/memory/2044-150-0x0000000000920000-0x0000000001010000-memory.dmp	themida
\Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exe	themida
behavioral1/memory/2044-155-0x0000000000920000-0x0000000001010000-memory.dmp	themida
C:\Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exe	themida
behavioral1/memory/1148-157-0x00000000010F0000-0x00000000017E0000-memory.dmp	themida
behavioral1/memory/1148-158-0x00000000010F0000-0x00000000017E0000-memory.dmp	themida
behavioral1/memory/1148-159-0x00000000010F0000-0x00000000017E0000-memory.dmp	themida
behavioral1/memory/1148-161-0x00000000010F0000-0x00000000017E0000-memory.dmp	themida
behavioral1/memory/1148-160-0x00000000010F0000-0x00000000017E0000-memory.dmp	themida
behavioral1/memory/1148-162-0x00000000010F0000-0x00000000017E0000-memory.dmp	themida
behavioral1/memory/1148-163-0x00000000010F0000-0x00000000017E0000-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:

chavez.exeDpEditor.exe

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

c7cdd3263f66f1399fb8334e6e3a5c87.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum	c7cdd3263f66f1399fb8334e6e3a5c87.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	c7cdd3263f66f1399fb8334e6e3a5c87.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

Processes:

chavez.exeDpEditor.exe

pid process

2044 chavez.exe
1148 DpEditor.exe
Suspicious use of SetThreadContext 1 IoCs

Processes:

c7cdd3263f66f1399fb8334e6e3a5c87.exe

description pid process target process

PID 1408 set thread context of 924 1408 c7cdd3263f66f1399fb8334e6e3a5c87.exe c7cdd3263f66f1399fb8334e6e3a5c87.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
2044	chavez.exe
1148	DpEditor.exe

description	pid	process	target process
PID 1408 set thread context of 924	1408	c7cdd3263f66f1399fb8334e6e3a5c87.exe	c7cdd3263f66f1399fb8334e6e3a5c87.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:

c7cdd3263f66f1399fb8334e6e3a5c87.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	c7cdd3263f66f1399fb8334e6e3a5c87.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	c7cdd3263f66f1399fb8334e6e3a5c87.exe
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	c7cdd3263f66f1399fb8334e6e3a5c87.exe

Delays execution with timeout.exe 1 IoCs
evasion

Processes:

timeout.exe

pid process

920 timeout.exe
Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

DpEditor.exe

pid process

1148 DpEditor.exe
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

c7cdd3263f66f1399fb8334e6e3a5c87.exechavez.exeDpEditor.exe

pid process

924 c7cdd3263f66f1399fb8334e6e3a5c87.exe
2044 chavez.exe
1148 DpEditor.exe

pid	process
920	timeout.exe

pid	process
1148	DpEditor.exe

pid	process
924	c7cdd3263f66f1399fb8334e6e3a5c87.exe
2044	chavez.exe
1148	DpEditor.exe

Suspicious use of WriteProcessMemory 32 IoCs

Processes:

c7cdd3263f66f1399fb8334e6e3a5c87.exec7cdd3263f66f1399fb8334e6e3a5c87.execmd.execmd.exechavez.exe

description	pid	process	target process
PID 1408 wrote to memory of 924	1408	c7cdd3263f66f1399fb8334e6e3a5c87.exe	c7cdd3263f66f1399fb8334e6e3a5c87.exe
PID 1408 wrote to memory of 924	1408	c7cdd3263f66f1399fb8334e6e3a5c87.exe	c7cdd3263f66f1399fb8334e6e3a5c87.exe
PID 1408 wrote to memory of 924	1408	c7cdd3263f66f1399fb8334e6e3a5c87.exe	c7cdd3263f66f1399fb8334e6e3a5c87.exe
PID 1408 wrote to memory of 924	1408	c7cdd3263f66f1399fb8334e6e3a5c87.exe	c7cdd3263f66f1399fb8334e6e3a5c87.exe
PID 1408 wrote to memory of 924	1408	c7cdd3263f66f1399fb8334e6e3a5c87.exe	c7cdd3263f66f1399fb8334e6e3a5c87.exe
PID 1408 wrote to memory of 924	1408	c7cdd3263f66f1399fb8334e6e3a5c87.exe	c7cdd3263f66f1399fb8334e6e3a5c87.exe
PID 1408 wrote to memory of 924	1408	c7cdd3263f66f1399fb8334e6e3a5c87.exe	c7cdd3263f66f1399fb8334e6e3a5c87.exe
PID 1408 wrote to memory of 924	1408	c7cdd3263f66f1399fb8334e6e3a5c87.exe	c7cdd3263f66f1399fb8334e6e3a5c87.exe
PID 1408 wrote to memory of 924	1408	c7cdd3263f66f1399fb8334e6e3a5c87.exe	c7cdd3263f66f1399fb8334e6e3a5c87.exe
PID 1408 wrote to memory of 924	1408	c7cdd3263f66f1399fb8334e6e3a5c87.exe	c7cdd3263f66f1399fb8334e6e3a5c87.exe
PID 1408 wrote to memory of 924	1408	c7cdd3263f66f1399fb8334e6e3a5c87.exe	c7cdd3263f66f1399fb8334e6e3a5c87.exe
PID 1408 wrote to memory of 924	1408	c7cdd3263f66f1399fb8334e6e3a5c87.exe	c7cdd3263f66f1399fb8334e6e3a5c87.exe
PID 924 wrote to memory of 1452	924	c7cdd3263f66f1399fb8334e6e3a5c87.exe	cmd.exe
PID 924 wrote to memory of 1452	924	c7cdd3263f66f1399fb8334e6e3a5c87.exe	cmd.exe
PID 924 wrote to memory of 1452	924	c7cdd3263f66f1399fb8334e6e3a5c87.exe	cmd.exe
PID 924 wrote to memory of 1452	924	c7cdd3263f66f1399fb8334e6e3a5c87.exe	cmd.exe
PID 924 wrote to memory of 1616	924	c7cdd3263f66f1399fb8334e6e3a5c87.exe	cmd.exe
PID 924 wrote to memory of 1616	924	c7cdd3263f66f1399fb8334e6e3a5c87.exe	cmd.exe
PID 924 wrote to memory of 1616	924	c7cdd3263f66f1399fb8334e6e3a5c87.exe	cmd.exe
PID 924 wrote to memory of 1616	924	c7cdd3263f66f1399fb8334e6e3a5c87.exe	cmd.exe
PID 1616 wrote to memory of 920	1616	cmd.exe	timeout.exe
PID 1616 wrote to memory of 920	1616	cmd.exe	timeout.exe
PID 1616 wrote to memory of 920	1616	cmd.exe	timeout.exe
PID 1616 wrote to memory of 920	1616	cmd.exe	timeout.exe
PID 1452 wrote to memory of 2044	1452	cmd.exe	chavez.exe
PID 1452 wrote to memory of 2044	1452	cmd.exe	chavez.exe
PID 1452 wrote to memory of 2044	1452	cmd.exe	chavez.exe
PID 1452 wrote to memory of 2044	1452	cmd.exe	chavez.exe
PID 2044 wrote to memory of 1148	2044	chavez.exe	DpEditor.exe
PID 2044 wrote to memory of 1148	2044	chavez.exe	DpEditor.exe
PID 2044 wrote to memory of 1148	2044	chavez.exe	DpEditor.exe
PID 2044 wrote to memory of 1148	2044	chavez.exe	DpEditor.exe

C:\Users\Admin\AppData\Local\Temp\c7cdd3263f66f1399fb8334e6e3a5c87.exe
"C:\Users\Admin\AppData\Local\Temp\c7cdd3263f66f1399fb8334e6e3a5c87.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1408

C:\Users\Admin\AppData\Local\Temp\c7cdd3263f66f1399fb8334e6e3a5c87.exe
"C:\Users\Admin\AppData\Local\Temp\c7cdd3263f66f1399fb8334e6e3a5c87.exe"
2⤵
- Maps connected drives based on registry
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:924

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c C:\Users\Admin\AppData\Roaming\7AFC423B6DA11FBD\chavez.exe
3⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1452

C:\Users\Admin\AppData\Roaming\7AFC423B6DA11FBD\chavez.exe
C:\Users\Admin\AppData\Roaming\7AFC423B6DA11FBD\chavez.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:2044

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:1148

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c timeout -t 5 && del "C:\Users\Admin\AppData\Local\Temp\c7cdd3263f66f1399fb8334e6e3a5c87.exe"
3⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1616

C:\Windows\SysWOW64\timeout.exe
timeout -t 5
4⤵
- Delays execution with timeout.exe
PID:920

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\7B5.tmp
Filesize
32B

MD5
024da3236c7646cb37b37e138501da95

SHA1
d0b2c44720c8069e7b2af5d80071cfc093fc8706

SHA256
533978fcceeeda6fae9686b55420d6b665aca67d77d00b81d09dff959ef715f3

SHA512
999bff9518efa3b4cc27d276fd81011ad35e3af884025da447de81985e389553c7b5fcba9f6cd38d09b3f180945c87579a3b8d5240a16acfc9df4c24ffede6c4

Download Submit
C:\Users\Admin\AppData\Local\Temp\865.tmp
Filesize
71KB

MD5
2beb695add0546f6a18496aae58b2558

SHA1
1fd818202a94825c56ad7a7793bea87c6f02960e

SHA256
132cb7037ada7d8563c5b8cf64796ed22b0fbc1ccefbbbf5faa3c18545b289ed

SHA512
e80fa42ab27afa16e0f6f72639077be7da3e73f7c7b4cecbe0d24637ee76334de77a2b61e7c3afab4e3750e53a93baa68d3cdb9c1eb55fb9a5d580cff94f21f2

Download Submit
C:\Users\Admin\AppData\Roaming\7AFC423B6DA11FBD\chavez.exe
Filesize
2.7MB

MD5
b20856ec703ece334bf18db476027bdb

SHA1
c9429cd83bb8c6bc74cc6644f1d16c33a69b6775

SHA256
e5bc9be853ca473ae7deb7619052c2ff8ff55526dd046f5e2c5c92d44625aaaa

SHA512
073c3442972215724581b5c92b4e784a0273366a72a8100b33c8d32d5a22513022e8db6ebf3ca6f970c6541e5450ba3ab810562f283d11e186a3e899fc50e149

Download Submit
C:\Users\Admin\AppData\Roaming\7AFC423B6DA11FBD\chavez.exe
Filesize
2.7MB

MD5
b20856ec703ece334bf18db476027bdb

SHA1
c9429cd83bb8c6bc74cc6644f1d16c33a69b6775

SHA256
e5bc9be853ca473ae7deb7619052c2ff8ff55526dd046f5e2c5c92d44625aaaa

SHA512
073c3442972215724581b5c92b4e784a0273366a72a8100b33c8d32d5a22513022e8db6ebf3ca6f970c6541e5450ba3ab810562f283d11e186a3e899fc50e149

Download Submit
C:\Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exe
Filesize
2.7MB

MD5
b20856ec703ece334bf18db476027bdb

SHA1
c9429cd83bb8c6bc74cc6644f1d16c33a69b6775

SHA256
e5bc9be853ca473ae7deb7619052c2ff8ff55526dd046f5e2c5c92d44625aaaa

SHA512
073c3442972215724581b5c92b4e784a0273366a72a8100b33c8d32d5a22513022e8db6ebf3ca6f970c6541e5450ba3ab810562f283d11e186a3e899fc50e149

Download Submit
\Users\Admin\AppData\Roaming\7AFC423B6DA11FBD\chavez.exe
Filesize
2.7MB

MD5
b20856ec703ece334bf18db476027bdb

SHA1
c9429cd83bb8c6bc74cc6644f1d16c33a69b6775

SHA256
e5bc9be853ca473ae7deb7619052c2ff8ff55526dd046f5e2c5c92d44625aaaa

SHA512
073c3442972215724581b5c92b4e784a0273366a72a8100b33c8d32d5a22513022e8db6ebf3ca6f970c6541e5450ba3ab810562f283d11e186a3e899fc50e149

Download Submit
\Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exe
Filesize
2.7MB

MD5
b20856ec703ece334bf18db476027bdb

SHA1
c9429cd83bb8c6bc74cc6644f1d16c33a69b6775

SHA256
e5bc9be853ca473ae7deb7619052c2ff8ff55526dd046f5e2c5c92d44625aaaa

SHA512
073c3442972215724581b5c92b4e784a0273366a72a8100b33c8d32d5a22513022e8db6ebf3ca6f970c6541e5450ba3ab810562f283d11e186a3e899fc50e149

Download Submit
memory/924-56-0x0000000000400000-0x00000000004CC000-memory.dmp

Filesize
816KB

Download
memory/924-54-0x0000000000400000-0x00000000004CC000-memory.dmp

Filesize
816KB

Download
memory/924-64-0x0000000000400000-0x00000000004CC000-memory.dmp

Filesize
816KB

Download
memory/924-60-0x0000000000400000-0x00000000004CC000-memory.dmp

Filesize
816KB

Download
memory/924-85-0x0000000000400000-0x00000000004CC000-memory.dmp

Filesize
816KB

Download
memory/924-59-0x0000000000400000-0x00000000004CC000-memory.dmp

Filesize
816KB

Download
memory/924-136-0x0000000000400000-0x00000000004CC000-memory.dmp

Filesize
816KB

Download
memory/924-58-0x0000000000400000-0x00000000004CC000-memory.dmp

Filesize
816KB

Download
memory/924-55-0x0000000000400000-0x00000000004CC000-memory.dmp

Filesize
816KB

Download
memory/924-62-0x0000000000400000-0x00000000004CC000-memory.dmp

Filesize
816KB

Download
memory/924-140-0x0000000000400000-0x00000000004CC000-memory.dmp

Filesize
816KB

Download
memory/924-57-0x0000000000400000-0x00000000004CC000-memory.dmp

Filesize
816KB

Download
memory/924-61-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1148-162-0x00000000010F0000-0x00000000017E0000-memory.dmp

Filesize
6.9MB

Download
memory/1148-160-0x00000000010F0000-0x00000000017E0000-memory.dmp

Filesize
6.9MB

Download
memory/1148-161-0x00000000010F0000-0x00000000017E0000-memory.dmp

Filesize
6.9MB

Download
memory/1148-159-0x00000000010F0000-0x00000000017E0000-memory.dmp

Filesize
6.9MB

Download
memory/1148-163-0x00000000010F0000-0x00000000017E0000-memory.dmp

Filesize
6.9MB

Download
memory/1148-158-0x00000000010F0000-0x00000000017E0000-memory.dmp

Filesize
6.9MB

Download
memory/1148-157-0x00000000010F0000-0x00000000017E0000-memory.dmp

Filesize
6.9MB

Download
memory/1452-147-0x0000000001FF0000-0x00000000026E0000-memory.dmp

Filesize
6.9MB

Download
memory/2044-155-0x0000000000920000-0x0000000001010000-memory.dmp

Filesize
6.9MB

Download
memory/2044-150-0x0000000000920000-0x0000000001010000-memory.dmp

Filesize
6.9MB

Download
memory/2044-149-0x0000000000920000-0x0000000001010000-memory.dmp

Filesize
6.9MB

Download
memory/2044-148-0x0000000000920000-0x0000000001010000-memory.dmp

Filesize
6.9MB

Download
memory/2044-146-0x0000000000920000-0x0000000001010000-memory.dmp

Filesize
6.9MB

Download
memory/2044-145-0x0000000000920000-0x0000000001010000-memory.dmp

Filesize
6.9MB

Download