cryptbot | 8860956c8e44c46a67a4325034d4c612aae7721c928668f5148e4a1bc5bf8779

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
09-05-2024 07:45

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General

Target

Setup.exe
Size

2.2MB
MD5

3e2939633756d5eafd71201a32b971ed
SHA1

1c9b05c647de8ba96ede7cd9054b13e8b6be7725
SHA256

c955bf4ec24e5b286fcc12fb9954d08f6a4bf323b5133ec268b37f68d01b8e6a
SHA512

96e06d5972bd6ad8d836a18155c63f2022a4c626b5229c84755bc864ada567bfb5e4e3a4d6f4c63826c5ae3ceec6932f6a9b5f24e7649eb5424dbf8a85a5a954
SSDEEP

49152:KyERVZNeoFBz0ArW+Y9mXyWCYP7ZRPPjQvpo4ay/:KysxlFV0ArWj9mXYcZlrQvpo4ay/

Score

10^/10

cryptbot discovery evasion spyware stealer

Malware Config

Extracted

Family

cryptbot

bube01.info

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 1 IoCs
evasion

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497

Processes:

Setup.exe

description ioc process

Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ Setup.exe
Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.

Query Registry
T1012

System Information Discovery
T1082

Processes:

Setup.exe

description ioc process

Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion Setup.exe
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion Setup.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:

Setup.exe

description ioc process

Key value queried \REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\Control Panel\International\Geo\Nation Setup.exe
Identifies Wine through registry keys 2 TTPs 1 IoCs
Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.
evasion

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497

Processes:

Setup.exe

description ioc process

Key opened \REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\Software\Wine Setup.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
T1552.001
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials In Files
T1552.001
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
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

16 ip-api.com
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

Processes:

Setup.exe

pid process

432 Setup.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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

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

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\Control Panel\International\Geo\Nation	Setup.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\Software\Wine	Setup.exe

flow	ioc
16	ip-api.com

pid	process
432	Setup.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:

Setup.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	Setup.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	Setup.exe

Delays execution with timeout.exe 1 IoCs
evasion

Processes:

timeout.exe

pid process

3984 timeout.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

Setup.exe

pid process

432 Setup.exe
432 Setup.exe
Suspicious use of FindShellTrayWindow 12 IoCs

Processes:

Setup.exe

pid process

432 Setup.exe
432 Setup.exe
432 Setup.exe
432 Setup.exe
432 Setup.exe
432 Setup.exe
432 Setup.exe
432 Setup.exe
432 Setup.exe
432 Setup.exe
432 Setup.exe
432 Setup.exe

pid	process
3984	timeout.exe

pid	process
432	Setup.exe
432	Setup.exe

pid	process
432	Setup.exe
432	Setup.exe
432	Setup.exe
432	Setup.exe
432	Setup.exe
432	Setup.exe
432	Setup.exe
432	Setup.exe
432	Setup.exe
432	Setup.exe
432	Setup.exe
432	Setup.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

Setup.execmd.exe

description	pid	process	target process
PID 432 wrote to memory of 452	432	Setup.exe	cmd.exe
PID 432 wrote to memory of 452	432	Setup.exe	cmd.exe
PID 432 wrote to memory of 452	432	Setup.exe	cmd.exe
PID 452 wrote to memory of 3984	452	cmd.exe	timeout.exe
PID 452 wrote to memory of 3984	452	cmd.exe	timeout.exe
PID 452 wrote to memory of 3984	452	cmd.exe	timeout.exe

C:\Users\Admin\AppData\Local\Temp\Setup.exe
"C:\Users\Admin\AppData\Local\Temp\Setup.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks computer location settings
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:432

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c rd /s /q C:\ProgramData\vYCz3ZmCF88ha & timeout 2 & del /f /q "C:\Users\Admin\AppData\Local\Temp\Setup.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:452

C:\Windows\SysWOW64\timeout.exe
timeout 2
3⤵
- Delays execution with timeout.exe
PID:3984

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

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Downloads

C:\ProgramData\vYCz3ZmCF88ha\47283761.txt
Filesize
156B

MD5
b5089e0c5a3d5377e9bd19c0557ef04e

SHA1
9402e326be3d240e234c06892b15c24e93c93eb8

SHA256
d77789b2c49759c882f4fdd6f53e665b0d012f8f0949d0150eaba47fbf2a0eb5

SHA512
942349ccb99854f274ef1e20b623660588e15bd0d25bfc817fe9b2d010db656af340652e0e67b41edbf0cf259d55ab880d6b50acb1d7e8ab394f1393f7956c13

Download Submit
C:\ProgramData\vYCz3ZmCF88ha\Files\_Info.txt
Filesize
1KB

MD5
6da72f57ab6ce3bc4028ed446a995f27

SHA1
c319c89a2f7914f30847fa2d916aa6e8ef6dedb8

SHA256
d691cb57a92d3343707e16fb4fc435e2f93a6f3f067cc3695cf7357e50259ba9

SHA512
9ad50f0f451cb3faface9044c1bb70acdbd9f68244ddb708abbedd38fd74bcd9def9f5afa8abcbcddbc7fc344c9aadd9660f40f2ead2b7dd14524d66617d22eb

Download Submit
C:\ProgramData\vYCz3ZmCF88ha\Files\_Info.txt
Filesize
8KB

MD5
9e7116d483a92a1f67d8d065f7b97e65

SHA1
3d1cd3d1809afa0a47fce601d0ec29acb280a2a8

SHA256
975656e730c0fa1cb5968544be562ebef2302dad5c5ed9875a5ee9d001ab2d59

SHA512
34ad7f134ae40e3041a8c63cb1b0245579ec98e8c2adcbe0742987e22709edf334e8ac92e450aa76c4861872124941efa8a15bc196a5e0ddaca74b637be873c7

Download Submit
C:\ProgramData\vYCz3ZmCF88ha\Files\_Screen.jpg
Filesize
52KB

MD5
15e2a38b94cac0b34f3f55a37908f677

SHA1
97682fa9c2b8b24c5bc585c69520d7017c6e5a7e

SHA256
00020d338602c4df57eb51df883c7cf277153680d395cf57cc9814992ee315f2

SHA512
92af88bb7874eb11693332cb952412f0feb290c8f25e8c0d8f902bb290494072b7e4b9533b83216f42ba34d8d01e9a9a91db96fc2f53065a535013a522ee3339

Download Submit
C:\ProgramData\vYCz3ZmCF88ha\MOZ_CO~1.DB
Filesize
96KB

MD5
d367ddfda80fdcf578726bc3b0bc3e3c

SHA1
23fcd5e4e0e5e296bee7e5224a8404ecd92cf671

SHA256
0b8607fdf72f3e651a2a8b0ac7be171b4cb44909d76bb8d6c47393b8ea3d84a0

SHA512
40e9239e3f084b4b981431817ca282feb986cf49227911bf3d68845baf2ee626b564c8fabe6e13b97e6eb214da1c02ca09a62bcf5e837900160cf479c104bf77

Download Submit
C:\ProgramData\vYCz3ZmCF88ha\TyKhQ58FlLv6Yxgh.zip
Filesize
47KB

MD5
b1e17d0a88c901112f2af0f4ed309747

SHA1
ffe0f6e6774b6f34d238265e32ab318e9bdf46ae

SHA256
db22288b354186d8e0347a7097f1836004aa528b9fd45bc475649d59352a771e

SHA512
8e1de99c10189422acfb0d24563e53add64d7625415dd507debecaf11dd9324e2be5623f368db52f2f83980e71d91f47727759a9efc0a534dc88061442ff2588

Download Submit
memory/432-17-0x0000000000490000-0x00000000009D8000-memory.dmp

Filesize
5.3MB

Download
memory/432-164-0x0000000000490000-0x00000000009D8000-memory.dmp

Filesize
5.3MB

Download
memory/432-0-0x0000000000490000-0x00000000009D8000-memory.dmp

Filesize
5.3MB

Download
memory/432-20-0x0000000000490000-0x00000000009D8000-memory.dmp

Filesize
5.3MB

Download
memory/432-6-0x00000000050F0000-0x00000000050F1000-memory.dmp

Filesize
4KB

Download
memory/432-7-0x0000000005110000-0x0000000005111000-memory.dmp

Filesize
4KB

Download
memory/432-8-0x00000000050B0000-0x00000000050B1000-memory.dmp

Filesize
4KB

Download
memory/432-146-0x0000000000490000-0x00000000009D8000-memory.dmp

Filesize
5.3MB

Download
memory/432-152-0x0000000000490000-0x00000000009D8000-memory.dmp

Filesize
5.3MB

Download
memory/432-154-0x0000000000490000-0x00000000009D8000-memory.dmp

Filesize
5.3MB

Download
memory/432-14-0x0000000000490000-0x00000000009D8000-memory.dmp

Filesize
5.3MB

Download
memory/432-156-0x0000000000490000-0x00000000009D8000-memory.dmp

Filesize
5.3MB

Download
memory/432-157-0x0000000000490000-0x00000000009D8000-memory.dmp

Filesize
5.3MB

Download
memory/432-159-0x0000000000490000-0x00000000009D8000-memory.dmp

Filesize
5.3MB

Download
memory/432-161-0x0000000000490000-0x00000000009D8000-memory.dmp

Filesize
5.3MB

Download
memory/432-5-0x00000000050E0000-0x00000000050E1000-memory.dmp

Filesize
4KB

Download
memory/432-167-0x0000000000490000-0x00000000009D8000-memory.dmp

Filesize
5.3MB

Download
memory/432-170-0x0000000000490000-0x00000000009D8000-memory.dmp

Filesize
5.3MB

Download
memory/432-173-0x0000000000490000-0x00000000009D8000-memory.dmp

Filesize
5.3MB

Download
memory/432-176-0x0000000000490000-0x00000000009D8000-memory.dmp

Filesize
5.3MB

Download
memory/432-179-0x0000000000490000-0x00000000009D8000-memory.dmp

Filesize
5.3MB

Download
memory/432-182-0x0000000000490000-0x00000000009D8000-memory.dmp

Filesize
5.3MB

Download
memory/432-185-0x0000000000490000-0x00000000009D8000-memory.dmp

Filesize
5.3MB

Download
memory/432-187-0x0000000000490000-0x00000000009D8000-memory.dmp

Filesize
5.3MB

Download
memory/432-190-0x0000000000490000-0x00000000009D8000-memory.dmp

Filesize
5.3MB

Download
memory/432-193-0x0000000000490000-0x00000000009D8000-memory.dmp

Filesize
5.3MB

Download
memory/432-195-0x0000000000490000-0x00000000009D8000-memory.dmp

Filesize
5.3MB

Download
memory/432-10-0x0000000000491000-0x00000000004F0000-memory.dmp

Filesize
380KB

Download
memory/432-1-0x0000000077CC4000-0x0000000077CC6000-memory.dmp

Filesize
8KB

Download