cryptbot | d36d4465c570673839d1139e66b284072a9d9f88ea7e2733c1751bd77e9afb2c

Analysis

max time kernel
223s
max time network
122s
platform
windows10_x64
resource
win10-en-20211208
submitted
09-01-2022 14:14

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General

Target

file(4).exe
Size

2.7MB
MD5

2145121fd426cf719e3b418108bb0215
SHA1

256d36d145d164f7c97d667cc35592f27d6aa8ea
SHA256

d36d4465c570673839d1139e66b284072a9d9f88ea7e2733c1751bd77e9afb2c
SHA512

de0794d204e269f4b79cd42678b6c7493b94348f0388685c9759f3a762e5d8bf1d8f0eba5d3398e2d66975e98d4b7ae270c16f13d6034dcd8d7f029150765cc0

Score

10^/10

cryptbot discovery evasion persistence spyware stealer themida trojan

Malware Config

Extracted

Family

cryptbot

zyodef72.top

morvue07.top

Attributes

payload_url
http://yapkbc10.top/download.php?file=luzhou.exe

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
evasion

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497
Downloads MZ/PE file
Executes dropped EXE 2 IoCs

Processes:

File.exeDpEditor.exe

pid process

2300 File.exe
1532 DpEditor.exe

pid	process
2300	File.exe
1532	DpEditor.exe

Checks BIOS information in registry 2 TTPs 6 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

file(4).exeFile.exeDpEditor.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	file(4).exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	file(4).exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	File.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	File.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	DpEditor.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	DpEditor.exe

Drops startup file 1 IoCs

Processes:

DpEditor.exe

description ioc process

File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\nssyncer.lnk 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

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\nssyncer.lnk	DpEditor.exe

Themida packer 16 IoCs

Detects Themida, an advanced Windows software protection system.

themida

Processes:

resource	yara_rule
behavioral2/memory/2628-116-0x0000000001010000-0x000000000170B000-memory.dmp	themida
behavioral2/memory/2628-117-0x0000000001010000-0x000000000170B000-memory.dmp	themida
behavioral2/memory/2628-119-0x0000000001010000-0x000000000170B000-memory.dmp	themida
behavioral2/memory/2628-118-0x0000000001010000-0x000000000170B000-memory.dmp	themida
C:\Users\Admin\AppData\Local\Temp\File.exe	themida
C:\Users\Admin\AppData\Local\Temp\File.exe	themida
behavioral2/memory/2300-130-0x0000000000180000-0x0000000000873000-memory.dmp	themida
behavioral2/memory/2300-137-0x0000000000180000-0x0000000000873000-memory.dmp	themida
behavioral2/memory/2300-138-0x0000000000180000-0x0000000000873000-memory.dmp	themida
behavioral2/memory/2300-139-0x0000000000180000-0x0000000000873000-memory.dmp	themida
C:\Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exe	themida
C:\Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exe	themida
behavioral2/memory/1532-147-0x0000000000F00000-0x00000000015F3000-memory.dmp	themida
behavioral2/memory/1532-148-0x0000000000F00000-0x00000000015F3000-memory.dmp	themida
behavioral2/memory/1532-149-0x0000000000F00000-0x00000000015F3000-memory.dmp	themida
behavioral2/memory/1532-150-0x0000000000F00000-0x00000000015F3000-memory.dmp	themida

Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials in Files
T1081

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

DpEditor.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\NCH Sync Service = "C:\\Users\\Admin\\AppData\\Roaming\\NCH Software\\DrawPad\\DpEditor.exe"	DpEditor.exe

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 3 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

file(4).exeFile.exeDpEditor.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	file(4).exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	File.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	DpEditor.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 3 IoCs

Processes:

file(4).exeFile.exeDpEditor.exe

pid process

2628 file(4).exe
2300 File.exe
1532 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
2628	file(4).exe
2300	File.exe
1532	DpEditor.exe

Checks processor information in registry 2 TTPs 2 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

file(4).exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	file(4).exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	file(4).exe

Delays execution with timeout.exe 1 IoCs
evasion

Processes:

timeout.exe

pid process

4012 timeout.exe
Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

DpEditor.exe

pid process

1532 DpEditor.exe
Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

file(4).exeFile.exeDpEditor.exe

pid process

2628 file(4).exe
2628 file(4).exe
2300 File.exe
2300 File.exe
1532 DpEditor.exe
1532 DpEditor.exe

pid	process
4012	timeout.exe

pid	process
1532	DpEditor.exe

pid	process
2628	file(4).exe
2628	file(4).exe
2300	File.exe
2300	File.exe
1532	DpEditor.exe
1532	DpEditor.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

file(4).execmd.exeFile.exe

description	pid	process	target process
PID 2628 wrote to memory of 2300	2628	file(4).exe	File.exe
PID 2628 wrote to memory of 2300	2628	file(4).exe	File.exe
PID 2628 wrote to memory of 2300	2628	file(4).exe	File.exe
PID 2628 wrote to memory of 4044	2628	file(4).exe	cmd.exe
PID 2628 wrote to memory of 4044	2628	file(4).exe	cmd.exe
PID 2628 wrote to memory of 4044	2628	file(4).exe	cmd.exe
PID 4044 wrote to memory of 4012	4044	cmd.exe	timeout.exe
PID 4044 wrote to memory of 4012	4044	cmd.exe	timeout.exe
PID 4044 wrote to memory of 4012	4044	cmd.exe	timeout.exe
PID 2300 wrote to memory of 1532	2300	File.exe	DpEditor.exe
PID 2300 wrote to memory of 1532	2300	File.exe	DpEditor.exe
PID 2300 wrote to memory of 1532	2300	File.exe	DpEditor.exe

C:\Users\Admin\AppData\Local\Temp\file(4).exe
"C:\Users\Admin\AppData\Local\Temp\file(4).exe"
1⤵
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2628
- C:\Users\Admin\AppData\Local\Temp\File.exe
  "C:\Users\Admin\AppData\Local\Temp\File.exe"
  2⤵
  - Executes dropped EXE
  - Checks BIOS information in registry
  - Checks whether UAC is enabled
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:2300
- - C:\Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exe
    "C:\Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exe"
    3⤵
    - Executes dropped EXE
    - Checks BIOS information in registry
    - Drops startup file
    - Adds Run key to start application
    - Checks whether UAC is enabled
    - Suspicious use of NtSetInformationThreadHideFromDebugger
    - Suspicious behavior: AddClipboardFormatListener
    - Suspicious behavior: EnumeratesProcesses
    PID:1532
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c rd /s /q C:\Users\Admin\AppData\Local\Temp\COgHjDAqd & timeout 4 & del /f /q "C:\Users\Admin\AppData\Local\Temp\file(4).exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4044
- - C:\Windows\SysWOW64\timeout.exe
    timeout 4
    3⤵
    - Delays execution with timeout.exe
    PID:4012

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Virtualization/Sandbox Evasion

T1497

Credential Access

Credentials in Files

T1081

Discovery

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\Local\Temp\COgHjDAqd\VFTVFG~1.ZIP

MD5
0c14591cf9da9915ec7af494ed05311e

SHA1
7d0fd5f1c5f566c54a783e767a62afde36037788

SHA256
e74f64d282ce5ecb79784b42ad548e7080daf23820c54363150ed6b66628e225

SHA512
63d92546a5002ecc6c3c0c83704faee9a6ced3c61a8c9d6630fe288a8dc65e693db161a28bbf810a6f481ef49125ea099c38734f0fd9fe1199ddb15af8ae0c54

Download Submit
C:\Users\Admin\AppData\Local\Temp\COgHjDAqd\WDIAOE~1.ZIP

MD5
6d665bc3acb0bdcecc50528fde6b76fc

SHA1
5299c34a1342a06f83663d31a233523ad726c665

SHA256
f392c7c5319cff0323053e00b2caa27f9a1bd9c29c031ec892ee35e60eda8dcd

SHA512
e67e73e4403f3b7a90d1a1e158110e132046cc22ca5e393521d6faaad7f0ce985790b86f2c728d83c294082528ee2767f478ba5795bea02780a67512f05a8a32

Download Submit
C:\Users\Admin\AppData\Local\Temp\COgHjDAqd\_Files\_Chrome\DEFAUL~1.BIN

MD5
09500b419541e759ce53d87e324fe8fc

SHA1
4b882732508d2fc28536f8281c3b58777720c7da

SHA256
f80e7db7d3a06c87f03f5d0a9c7ab592ef05bc4fa5a8ab65c318c8455bd94476

SHA512
45e04f6283559638be00bffaf1a52a52a6998f835d5d40f756806a2323623074cb7ee9f802f4eba7d7523ccf3170f8986f89349ffbc1f2514ce25fdae0114fde

Download Submit
C:\Users\Admin\AppData\Local\Temp\COgHjDAqd\_Files\_Chrome\DEFAUL~1.DB

MD5
b608d407fc15adea97c26936bc6f03f6

SHA1
953e7420801c76393902c0d6bb56148947e41571

SHA256
b281ce54125d4250a80f48fcc02a8eea53f2c35c3b726e2512c3d493da0013bf

SHA512
cc96ddf4bf90d6aaa9d86803cb2aa30cd8e9b295aee1bd5544b88aeab63dc60bb1d4641e846c9771bab51aabbfbcd984c6d3ee83b96f5b65d09c0841d464b9e4

Download Submit
C:\Users\Admin\AppData\Local\Temp\COgHjDAqd\_Files\_Chrome\DEFAUL~2.DB

MD5
055c8c5c47424f3c2e7a6fc2ee904032

SHA1
5952781d22cff35d94861fac25d89a39af6d0a87

SHA256
531b3121bd59938df4933972344d936a67e75d8b1741807a8a51c898d185dd2a

SHA512
c2772893695f49cb185add62c35284779b20d45adc01184f1912613fa8b2d70c8e785f0d7cfa3bfaf1d2d58e7cdc74f4304fd973a956601927719d6d370dd57a

Download Submit
C:\Users\Admin\AppData\Local\Temp\COgHjDAqd\_Files\_Chrome\DEFAUL~3.DB

MD5
8ee018331e95a610680a789192a9d362

SHA1
e1fba0ac3f3d8689acf6c2ee26afdfd0c8e02df9

SHA256
94354ea6703c5ef5fa052aeb1d29715587d80300858ebc063a61c02b7e6e9575

SHA512
4b89b5adc77641e497eda7db62a48fee7b4b8dda83bff637cac850645d31deb93aafee5afeb41390e07fd16505a63f418b6cb153a1d35777c483e2d6d3f783b4

Download Submit
C:\Users\Admin\AppData\Local\Temp\COgHjDAqd\_Files\_INFOR~1.TXT

MD5
48780e76c5377cf6a925a48a3ea7a4f1

SHA1
a6f5b04123e4058308b9d63cff3ebb7673c0e141

SHA256
d9301f08365a67b85ce47e676afb447fee2bc352605ed752b1a690a7b0b75a8f

SHA512
745a3620bea3e4a39e76f5efbb7fc428f4d999e5791fa2fafbc279e013287ba408c3be8c46e7f3e79b79cd97012b6f9704daf309545686f52121f61558f6babb

Download Submit
C:\Users\Admin\AppData\Local\Temp\COgHjDAqd\_Files\_SCREE~1.JPE

MD5
5aa07782361bd35f5bf01df735c38149

SHA1
b3acfdff46a480def8f71a7d492cfdd925537ff6

SHA256
3adfd1b6b030df13ecafbe9e76789737856c7bf44e77b4fb58a05b1991ce2f6f

SHA512
5f81f0d313f5be0f2c4f7dec90b86a5e77b49610de55b21a922acd507bb8bcc49c01937b2df1afda038039a88f7a937dfc358809078a4489cd80c11dd3e98e23

Download Submit
C:\Users\Admin\AppData\Local\Temp\COgHjDAqd\files_\SCREEN~1.JPG

MD5
5aa07782361bd35f5bf01df735c38149

SHA1
b3acfdff46a480def8f71a7d492cfdd925537ff6

SHA256
3adfd1b6b030df13ecafbe9e76789737856c7bf44e77b4fb58a05b1991ce2f6f

SHA512
5f81f0d313f5be0f2c4f7dec90b86a5e77b49610de55b21a922acd507bb8bcc49c01937b2df1afda038039a88f7a937dfc358809078a4489cd80c11dd3e98e23

Download Submit
C:\Users\Admin\AppData\Local\Temp\COgHjDAqd\files_\SYSTEM~1.TXT

MD5
48780e76c5377cf6a925a48a3ea7a4f1

SHA1
a6f5b04123e4058308b9d63cff3ebb7673c0e141

SHA256
d9301f08365a67b85ce47e676afb447fee2bc352605ed752b1a690a7b0b75a8f

SHA512
745a3620bea3e4a39e76f5efbb7fc428f4d999e5791fa2fafbc279e013287ba408c3be8c46e7f3e79b79cd97012b6f9704daf309545686f52121f61558f6babb

Download Submit
C:\Users\Admin\AppData\Local\Temp\COgHjDAqd\files_\_Chrome\DEFAUL~1.BIN

MD5
09500b419541e759ce53d87e324fe8fc

SHA1
4b882732508d2fc28536f8281c3b58777720c7da

SHA256
f80e7db7d3a06c87f03f5d0a9c7ab592ef05bc4fa5a8ab65c318c8455bd94476

SHA512
45e04f6283559638be00bffaf1a52a52a6998f835d5d40f756806a2323623074cb7ee9f802f4eba7d7523ccf3170f8986f89349ffbc1f2514ce25fdae0114fde

Download Submit
C:\Users\Admin\AppData\Local\Temp\COgHjDAqd\files_\_Chrome\DEFAUL~1.DB

MD5
b608d407fc15adea97c26936bc6f03f6

SHA1
953e7420801c76393902c0d6bb56148947e41571

SHA256
b281ce54125d4250a80f48fcc02a8eea53f2c35c3b726e2512c3d493da0013bf

SHA512
cc96ddf4bf90d6aaa9d86803cb2aa30cd8e9b295aee1bd5544b88aeab63dc60bb1d4641e846c9771bab51aabbfbcd984c6d3ee83b96f5b65d09c0841d464b9e4

Download Submit
C:\Users\Admin\AppData\Local\Temp\COgHjDAqd\files_\_Chrome\DEFAUL~2.DB

MD5
055c8c5c47424f3c2e7a6fc2ee904032

SHA1
5952781d22cff35d94861fac25d89a39af6d0a87

SHA256
531b3121bd59938df4933972344d936a67e75d8b1741807a8a51c898d185dd2a

SHA512
c2772893695f49cb185add62c35284779b20d45adc01184f1912613fa8b2d70c8e785f0d7cfa3bfaf1d2d58e7cdc74f4304fd973a956601927719d6d370dd57a

Download Submit
C:\Users\Admin\AppData\Local\Temp\COgHjDAqd\files_\_Chrome\DEFAUL~3.DB

MD5
8ee018331e95a610680a789192a9d362

SHA1
e1fba0ac3f3d8689acf6c2ee26afdfd0c8e02df9

SHA256
94354ea6703c5ef5fa052aeb1d29715587d80300858ebc063a61c02b7e6e9575

SHA512
4b89b5adc77641e497eda7db62a48fee7b4b8dda83bff637cac850645d31deb93aafee5afeb41390e07fd16505a63f418b6cb153a1d35777c483e2d6d3f783b4

Download Submit
C:\Users\Admin\AppData\Local\Temp\File.exe

MD5
3ae6147ee830216aa9e60610a5a46409

SHA1
e56fe77b928782d7de59323a1d2543059f820a30

SHA256
067d79883c880e8d3a0c77d0f211abe52991e00aff3489cd04c5b5180125fb65

SHA512
c256d66f909dd75322890d4b21b86559f04f877768994e011b9e0030c57a9d72637799f291da8a7e67aa71aecd4faf5fb02c76a97a6fcbbbef680b3489b3d2c4

Download Submit
C:\Users\Admin\AppData\Local\Temp\File.exe

MD5
3ae6147ee830216aa9e60610a5a46409

SHA1
e56fe77b928782d7de59323a1d2543059f820a30

SHA256
067d79883c880e8d3a0c77d0f211abe52991e00aff3489cd04c5b5180125fb65

SHA512
c256d66f909dd75322890d4b21b86559f04f877768994e011b9e0030c57a9d72637799f291da8a7e67aa71aecd4faf5fb02c76a97a6fcbbbef680b3489b3d2c4

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

MD5
3ae6147ee830216aa9e60610a5a46409

SHA1
e56fe77b928782d7de59323a1d2543059f820a30

SHA256
067d79883c880e8d3a0c77d0f211abe52991e00aff3489cd04c5b5180125fb65

SHA512
c256d66f909dd75322890d4b21b86559f04f877768994e011b9e0030c57a9d72637799f291da8a7e67aa71aecd4faf5fb02c76a97a6fcbbbef680b3489b3d2c4

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

MD5
3ae6147ee830216aa9e60610a5a46409

SHA1
e56fe77b928782d7de59323a1d2543059f820a30

SHA256
067d79883c880e8d3a0c77d0f211abe52991e00aff3489cd04c5b5180125fb65

SHA512
c256d66f909dd75322890d4b21b86559f04f877768994e011b9e0030c57a9d72637799f291da8a7e67aa71aecd4faf5fb02c76a97a6fcbbbef680b3489b3d2c4

Download Submit
memory/1532-144-0x0000000000000000-mapping.dmp

Download
memory/1532-151-0x0000000077D90000-0x0000000077F1E000-memory.dmp

Filesize
1.6MB

Download
memory/1532-150-0x0000000000F00000-0x00000000015F3000-memory.dmp

Filesize
6.9MB

Download
memory/1532-149-0x0000000000F00000-0x00000000015F3000-memory.dmp

Filesize
6.9MB

Download
memory/1532-148-0x0000000000F00000-0x00000000015F3000-memory.dmp

Filesize
6.9MB

Download
memory/1532-147-0x0000000000F00000-0x00000000015F3000-memory.dmp

Filesize
6.9MB

Download
memory/2300-138-0x0000000000180000-0x0000000000873000-memory.dmp

Filesize
6.9MB

Download
memory/2300-143-0x0000000077D90000-0x0000000077F1E000-memory.dmp

Filesize
1.6MB

Download
memory/2300-139-0x0000000000180000-0x0000000000873000-memory.dmp

Filesize
6.9MB

Download
memory/2300-120-0x0000000000000000-mapping.dmp

Download
memory/2300-137-0x0000000000180000-0x0000000000873000-memory.dmp

Filesize
6.9MB

Download
memory/2300-130-0x0000000000180000-0x0000000000873000-memory.dmp

Filesize
6.9MB

Download
memory/2628-117-0x0000000001010000-0x000000000170B000-memory.dmp

Filesize
7.0MB

Download
memory/2628-116-0x0000000001010000-0x000000000170B000-memory.dmp

Filesize
7.0MB

Download
memory/2628-119-0x0000000001010000-0x000000000170B000-memory.dmp

Filesize
7.0MB

Download
memory/2628-118-0x0000000001010000-0x000000000170B000-memory.dmp

Filesize
7.0MB

Download
memory/2628-115-0x0000000077D90000-0x0000000077F1E000-memory.dmp

Filesize
1.6MB

Download
memory/4012-142-0x0000000000000000-mapping.dmp

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memory/4044-123-0x0000000000000000-mapping.dmp

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