cryptbot | cc894ccd89506d32606a91beabd63e550fa67427a94e5f8f612ce8704355b227

Analysis

max time kernel
152s
max time network
34s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
31-03-2023 01:45

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General

Target

88480be3d2058784c6005e4e0daef5f963087c3c05e50576f523ef8b0a8d5311.exe
Size

6.3MB
MD5

94ee65ddfcc4a2d8f3780a62119f5b4a
SHA1

7076231893173609119979e457d9150640d3cca5
SHA256

88480be3d2058784c6005e4e0daef5f963087c3c05e50576f523ef8b0a8d5311
SHA512

288b4aa99612b631b7677561345a642f7cd544f0c35b9b12779bb37f31a9da500025c218bd4b0fae445fb100b50beb66c42003a897a474b351eb2050d6a7f1e8
SSDEEP

98304:M1XL+7LPxtELzVsW3FYPen2vJwMpjgmgIp4UNqhq8sfoeK+7RuFC+HourokI:MNq7rxYVsImq2vJwM14h/9vXbrod

Score

10^/10

cryptbot discovery evasion spyware stealer themida trojan

Malware Config

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:

favism.exeDpEditor.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	favism.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.exefavism.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	favism.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	favism.exe

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

1844 cmd.exe
Executes dropped EXE 2 IoCs

Processes:

favism.exeDpEditor.exe

pid process

1628 favism.exe
2004 DpEditor.exe
Loads dropped DLL 2 IoCs

Processes:

cmd.exefavism.exe

pid process

1880 cmd.exe
1628 favism.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
1844	cmd.exe

pid	process
1628	favism.exe
2004	DpEditor.exe

pid	process
1880	cmd.exe
1628	favism.exe

Themida packer 18 IoCs

Detects Themida, an advanced Windows software protection system.

themida

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Roaming\C7623F2C40B0A4B3\favism.exe	themida
\Users\Admin\AppData\Roaming\C7623F2C40B0A4B3\favism.exe	themida
C:\Users\Admin\AppData\Roaming\C7623F2C40B0A4B3\favism.exe	themida
behavioral1/memory/1628-134-0x0000000000B60000-0x00000000012AA000-memory.dmp	themida
behavioral1/memory/1628-135-0x0000000000B60000-0x00000000012AA000-memory.dmp	themida
behavioral1/memory/1628-137-0x0000000000B60000-0x00000000012AA000-memory.dmp	themida
behavioral1/memory/1628-136-0x0000000000B60000-0x00000000012AA000-memory.dmp	themida
behavioral1/memory/1628-139-0x0000000000B60000-0x00000000012AA000-memory.dmp	themida
behavioral1/memory/1628-140-0x0000000000B60000-0x00000000012AA000-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/1628-145-0x0000000000B60000-0x00000000012AA000-memory.dmp	themida
behavioral1/memory/2004-147-0x0000000000890000-0x0000000000FDA000-memory.dmp	themida
behavioral1/memory/2004-149-0x0000000000890000-0x0000000000FDA000-memory.dmp	themida
behavioral1/memory/2004-150-0x0000000000890000-0x0000000000FDA000-memory.dmp	themida
behavioral1/memory/2004-151-0x0000000000890000-0x0000000000FDA000-memory.dmp	themida
behavioral1/memory/2004-152-0x0000000000890000-0x0000000000FDA000-memory.dmp	themida
behavioral1/memory/2004-153-0x0000000000890000-0x0000000000FDA000-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:

favism.exeDpEditor.exe

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

88480be3d2058784c6005e4e0daef5f963087c3c05e50576f523ef8b0a8d5311.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum	88480be3d2058784c6005e4e0daef5f963087c3c05e50576f523ef8b0a8d5311.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	88480be3d2058784c6005e4e0daef5f963087c3c05e50576f523ef8b0a8d5311.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

Processes:

favism.exeDpEditor.exe

pid process

1628 favism.exe
2004 DpEditor.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
1628	favism.exe
2004	DpEditor.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:

88480be3d2058784c6005e4e0daef5f963087c3c05e50576f523ef8b0a8d5311.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	88480be3d2058784c6005e4e0daef5f963087c3c05e50576f523ef8b0a8d5311.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	88480be3d2058784c6005e4e0daef5f963087c3c05e50576f523ef8b0a8d5311.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	88480be3d2058784c6005e4e0daef5f963087c3c05e50576f523ef8b0a8d5311.exe

Delays execution with timeout.exe 1 IoCs
evasion

Processes:

timeout.exe

pid process

1692 timeout.exe
Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

DpEditor.exe

pid process

2004 DpEditor.exe

pid	process
1692	timeout.exe

pid	process
2004	DpEditor.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

88480be3d2058784c6005e4e0daef5f963087c3c05e50576f523ef8b0a8d5311.exefavism.exeDpEditor.exe

pid	process
1544	88480be3d2058784c6005e4e0daef5f963087c3c05e50576f523ef8b0a8d5311.exe
1544	88480be3d2058784c6005e4e0daef5f963087c3c05e50576f523ef8b0a8d5311.exe
1628	favism.exe
2004	DpEditor.exe

Suspicious use of WriteProcessMemory 20 IoCs

Processes:

88480be3d2058784c6005e4e0daef5f963087c3c05e50576f523ef8b0a8d5311.execmd.execmd.exefavism.exe

description	pid	process	target process
PID 1544 wrote to memory of 1880	1544	88480be3d2058784c6005e4e0daef5f963087c3c05e50576f523ef8b0a8d5311.exe	cmd.exe
PID 1544 wrote to memory of 1880	1544	88480be3d2058784c6005e4e0daef5f963087c3c05e50576f523ef8b0a8d5311.exe	cmd.exe
PID 1544 wrote to memory of 1880	1544	88480be3d2058784c6005e4e0daef5f963087c3c05e50576f523ef8b0a8d5311.exe	cmd.exe
PID 1544 wrote to memory of 1880	1544	88480be3d2058784c6005e4e0daef5f963087c3c05e50576f523ef8b0a8d5311.exe	cmd.exe
PID 1880 wrote to memory of 1628	1880	cmd.exe	favism.exe
PID 1880 wrote to memory of 1628	1880	cmd.exe	favism.exe
PID 1880 wrote to memory of 1628	1880	cmd.exe	favism.exe
PID 1880 wrote to memory of 1628	1880	cmd.exe	favism.exe
PID 1544 wrote to memory of 1844	1544	88480be3d2058784c6005e4e0daef5f963087c3c05e50576f523ef8b0a8d5311.exe	cmd.exe
PID 1544 wrote to memory of 1844	1544	88480be3d2058784c6005e4e0daef5f963087c3c05e50576f523ef8b0a8d5311.exe	cmd.exe
PID 1544 wrote to memory of 1844	1544	88480be3d2058784c6005e4e0daef5f963087c3c05e50576f523ef8b0a8d5311.exe	cmd.exe
PID 1544 wrote to memory of 1844	1544	88480be3d2058784c6005e4e0daef5f963087c3c05e50576f523ef8b0a8d5311.exe	cmd.exe
PID 1844 wrote to memory of 1692	1844	cmd.exe	timeout.exe
PID 1844 wrote to memory of 1692	1844	cmd.exe	timeout.exe
PID 1844 wrote to memory of 1692	1844	cmd.exe	timeout.exe
PID 1844 wrote to memory of 1692	1844	cmd.exe	timeout.exe
PID 1628 wrote to memory of 2004	1628	favism.exe	DpEditor.exe
PID 1628 wrote to memory of 2004	1628	favism.exe	DpEditor.exe
PID 1628 wrote to memory of 2004	1628	favism.exe	DpEditor.exe
PID 1628 wrote to memory of 2004	1628	favism.exe	DpEditor.exe

C:\Users\Admin\AppData\Local\Temp\88480be3d2058784c6005e4e0daef5f963087c3c05e50576f523ef8b0a8d5311.exe
"C:\Users\Admin\AppData\Local\Temp\88480be3d2058784c6005e4e0daef5f963087c3c05e50576f523ef8b0a8d5311.exe"
1⤵
- Maps connected drives based on registry
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1544

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c C:\Users\Admin\AppData\Roaming\C7623F2C40B0A4B3\favism.exe
2⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1880

C:\Users\Admin\AppData\Roaming\C7623F2C40B0A4B3\favism.exe
C:\Users\Admin\AppData\Roaming\C7623F2C40B0A4B3\favism.exe
3⤵
- 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:1628

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)
- Checks BIOS information in registry
- Executes dropped EXE
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: EnumeratesProcesses
PID:2004

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c timeout -t 5 && del "C:\Users\Admin\AppData\Local\Temp\88480be3d2058784c6005e4e0daef5f963087c3c05e50576f523ef8b0a8d5311.exe"
2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1844

C:\Windows\SysWOW64\timeout.exe
timeout -t 5
3⤵
- Delays execution with timeout.exe
PID:1692

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\1F0C.tmp
Filesize
32B

MD5
48255136fc205998b4ebbe6f72b5cdd0

SHA1
c6f2c7fdd75a999a61ddfb5b4923d6a0dad917b1

SHA256
00523df8a35803806212867d9f6ab89d17a1bfdd3aef5fbb1dc10fcd6faa114c

SHA512
c74a7e214f93d124aed393e00f720ac91ca46328f4edf710b26235145b676003261943e4779acbc52ef14667a78636968c04c1065ac5cc70ba9f54d6ab0226de

Download Submit
C:\Users\Admin\AppData\Local\Temp\1FFA.tmp
Filesize
71KB

MD5
6082dd13ad8102d17f9db9cd07600e97

SHA1
39becc88cea914d843b3c5521038907f2f2f4e71

SHA256
40a3f938c8c1eb929771c444d5f8887c42c7cde6281690e2071a2593ba92e48a

SHA512
b7d5c716b6339b3138492c8b0cf4c9540a8d8224f9d5e72e34ceab442bdfa9c855473bbed68a489851f019461e1b1f9d86baf067be556c67b948c930899d3c1e

Download Submit
C:\Users\Admin\AppData\Roaming\C7623F2C40B0A4B3\favism.exe
Filesize
2.8MB

MD5
c80174066854ead10f62934ae4329c1b

SHA1
58b216cc2ed0dacf6b7c6b76b2203697d1151dc7

SHA256
961c6e5c5634b4d7d09472fa06f6868377398019f7742e45398ae6b7a79c74ab

SHA512
100b707d4946a752339658000e6bd1c3d98e2f25f006711329cb972304edabc5eeed6df86ef47073748882d1882e204e4a93c9e5d0dfffebb228bbc5ec6b57f7

Download Submit
C:\Users\Admin\AppData\Roaming\C7623F2C40B0A4B3\favism.exe
Filesize
2.8MB

MD5
c80174066854ead10f62934ae4329c1b

SHA1
58b216cc2ed0dacf6b7c6b76b2203697d1151dc7

SHA256
961c6e5c5634b4d7d09472fa06f6868377398019f7742e45398ae6b7a79c74ab

SHA512
100b707d4946a752339658000e6bd1c3d98e2f25f006711329cb972304edabc5eeed6df86ef47073748882d1882e204e4a93c9e5d0dfffebb228bbc5ec6b57f7

Download Submit
C:\Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exe
Filesize
2.8MB

MD5
c80174066854ead10f62934ae4329c1b

SHA1
58b216cc2ed0dacf6b7c6b76b2203697d1151dc7

SHA256
961c6e5c5634b4d7d09472fa06f6868377398019f7742e45398ae6b7a79c74ab

SHA512
100b707d4946a752339658000e6bd1c3d98e2f25f006711329cb972304edabc5eeed6df86ef47073748882d1882e204e4a93c9e5d0dfffebb228bbc5ec6b57f7

Download Submit
\Users\Admin\AppData\Roaming\C7623F2C40B0A4B3\favism.exe
Filesize
2.8MB

MD5
c80174066854ead10f62934ae4329c1b

SHA1
58b216cc2ed0dacf6b7c6b76b2203697d1151dc7

SHA256
961c6e5c5634b4d7d09472fa06f6868377398019f7742e45398ae6b7a79c74ab

SHA512
100b707d4946a752339658000e6bd1c3d98e2f25f006711329cb972304edabc5eeed6df86ef47073748882d1882e204e4a93c9e5d0dfffebb228bbc5ec6b57f7

Download Submit
\Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exe
Filesize
2.8MB

MD5
c80174066854ead10f62934ae4329c1b

SHA1
58b216cc2ed0dacf6b7c6b76b2203697d1151dc7

SHA256
961c6e5c5634b4d7d09472fa06f6868377398019f7742e45398ae6b7a79c74ab

SHA512
100b707d4946a752339658000e6bd1c3d98e2f25f006711329cb972304edabc5eeed6df86ef47073748882d1882e204e4a93c9e5d0dfffebb228bbc5ec6b57f7

Download Submit
memory/1544-55-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/1544-54-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/1544-56-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/1544-57-0x0000000000400000-0x0000000000E12000-memory.dmp

Filesize
10.1MB

Download
memory/1628-136-0x0000000000B60000-0x00000000012AA000-memory.dmp

Filesize
7.3MB

Download
memory/1628-145-0x0000000000B60000-0x00000000012AA000-memory.dmp

Filesize
7.3MB

Download
memory/1628-137-0x0000000000B60000-0x00000000012AA000-memory.dmp

Filesize
7.3MB

Download
memory/1628-139-0x0000000000B60000-0x00000000012AA000-memory.dmp

Filesize
7.3MB

Download
memory/1628-140-0x0000000000B60000-0x00000000012AA000-memory.dmp

Filesize
7.3MB

Download
memory/1628-135-0x0000000000B60000-0x00000000012AA000-memory.dmp

Filesize
7.3MB

Download
memory/1628-134-0x0000000000B60000-0x00000000012AA000-memory.dmp

Filesize
7.3MB

Download
memory/1880-138-0x0000000002150000-0x000000000289A000-memory.dmp

Filesize
7.3MB

Download
memory/2004-147-0x0000000000890000-0x0000000000FDA000-memory.dmp

Filesize
7.3MB

Download
memory/2004-149-0x0000000000890000-0x0000000000FDA000-memory.dmp

Filesize
7.3MB

Download
memory/2004-150-0x0000000000890000-0x0000000000FDA000-memory.dmp

Filesize
7.3MB

Download
memory/2004-151-0x0000000000890000-0x0000000000FDA000-memory.dmp

Filesize
7.3MB

Download
memory/2004-152-0x0000000000890000-0x0000000000FDA000-memory.dmp

Filesize
7.3MB

Download
memory/2004-153-0x0000000000890000-0x0000000000FDA000-memory.dmp

Filesize
7.3MB

Download