amadey | ff5c8360c9f87054525970c5aeb707cc177291904206b5c18b09e0e6e2ce7420

Analysis

max time kernel
143s
max time network
126s
platform
windows11-21h2_x64
resource
win11-20240611-en
resource tags

arch:x64arch:x86image:win11-20240611-enlocale:en-usos:windows11-21h2-x64system
submitted
03-07-2024 08:18

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General

Target

ff5c8360c9f87054525970c5aeb707cc177291904206b5c18b09e0e6e2ce7420.exe
Size

2.4MB
MD5

43a78a6987bf599db55f41bd3cd1d011
SHA1

b55a8d60de946c9151de60df2225dce89c95be43
SHA256

ff5c8360c9f87054525970c5aeb707cc177291904206b5c18b09e0e6e2ce7420
SHA512

808312620b6c2517876aa4f744a53be817fa9b0b5cdcb681943da060652957519c20e9f533f602dc6cdc8a0068a01e526cff797156f67b0f350f38c7b55bbbf4
SSDEEP

49152:Temt0UCcKZDPedhvpY6aUOisJzakKlfpazVxg4F2OhRoZqiwIG:NucKVERevisqlfMv1QO/oZJq

Score

10^/10

amadey stealc 4dd39d jony discovery evasion spyware stealer trojan

Malware Config

Extracted

Family

stealc

Botnet

jony

http://85.28.47.4

Attributes

url_path
/920475a59bac849d.php

Extracted

Family

amadey

Version

4.30

Botnet

4dd39d

http://77.91.77.82

Attributes

install_dir
ad40971b6b
install_file
explorti.exe
strings_key
a434973ad22def7137dbb5e059b7081e
url_paths
/Hun4Ko/index.php

rc4.plain

Signatures

Amadey
Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.
trojan amadey
Stealc
Stealc is an infostealer written in C++.
stealer stealc

Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 4 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

Processes:

explorti.exeIJKJDAFHJD.exeexplorti.exeexplorti.exe

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

Downloads MZ/PE file

Checks BIOS information in registry 2 TTPs 8 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

explorti.exeIJKJDAFHJD.exeexplorti.exeexplorti.exe

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

Executes dropped EXE 5 IoCs

Processes:

IJKJDAFHJD.exeexplorti.exef77ca5b6f4.exeexplorti.exeexplorti.exe

pid process

5056 IJKJDAFHJD.exe
4000 explorti.exe
1028 f77ca5b6f4.exe
1700 explorti.exe
4844 explorti.exe

pid	process
5056	IJKJDAFHJD.exe
4000	explorti.exe
1028	f77ca5b6f4.exe
1700	explorti.exe
4844	explorti.exe

Identifies Wine through registry keys 2 TTPs 4 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:

IJKJDAFHJD.exeexplorti.exeexplorti.exeexplorti.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1560405787-796225086-678739705-1000\Software\Wine	IJKJDAFHJD.exe
Key opened	\REGISTRY\USER\S-1-5-21-1560405787-796225086-678739705-1000\Software\Wine	explorti.exe
Key opened	\REGISTRY\USER\S-1-5-21-1560405787-796225086-678739705-1000\Software\Wine	explorti.exe
Key opened	\REGISTRY\USER\S-1-5-21-1560405787-796225086-678739705-1000\Software\Wine	explorti.exe

Loads dropped DLL 2 IoCs

Processes:

ff5c8360c9f87054525970c5aeb707cc177291904206b5c18b09e0e6e2ce7420.exe

pid process

1484 ff5c8360c9f87054525970c5aeb707cc177291904206b5c18b09e0e6e2ce7420.exe
1484 ff5c8360c9f87054525970c5aeb707cc177291904206b5c18b09e0e6e2ce7420.exe
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
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

Suspicious use of NtSetInformationThreadHideFromDebugger 7 IoCs

Processes:

ff5c8360c9f87054525970c5aeb707cc177291904206b5c18b09e0e6e2ce7420.exeIJKJDAFHJD.exeexplorti.exef77ca5b6f4.exeexplorti.exeexplorti.exe

pid	process
1484	ff5c8360c9f87054525970c5aeb707cc177291904206b5c18b09e0e6e2ce7420.exe
1484	ff5c8360c9f87054525970c5aeb707cc177291904206b5c18b09e0e6e2ce7420.exe
5056	IJKJDAFHJD.exe
4000	explorti.exe
1028	f77ca5b6f4.exe
1700	explorti.exe
4844	explorti.exe

Drops file in Windows directory 1 IoCs

Processes:

IJKJDAFHJD.exe

description ioc process

File created C:\Windows\Tasks\explorti.job IJKJDAFHJD.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

description	ioc	process
File created	C:\Windows\Tasks\explorti.job	IJKJDAFHJD.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:

ff5c8360c9f87054525970c5aeb707cc177291904206b5c18b09e0e6e2ce7420.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	ff5c8360c9f87054525970c5aeb707cc177291904206b5c18b09e0e6e2ce7420.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	ff5c8360c9f87054525970c5aeb707cc177291904206b5c18b09e0e6e2ce7420.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

Processes:

ff5c8360c9f87054525970c5aeb707cc177291904206b5c18b09e0e6e2ce7420.exeIJKJDAFHJD.exeexplorti.exeexplorti.exeexplorti.exe

pid	process
1484	ff5c8360c9f87054525970c5aeb707cc177291904206b5c18b09e0e6e2ce7420.exe
1484	ff5c8360c9f87054525970c5aeb707cc177291904206b5c18b09e0e6e2ce7420.exe
1484	ff5c8360c9f87054525970c5aeb707cc177291904206b5c18b09e0e6e2ce7420.exe
1484	ff5c8360c9f87054525970c5aeb707cc177291904206b5c18b09e0e6e2ce7420.exe
5056	IJKJDAFHJD.exe
5056	IJKJDAFHJD.exe
4000	explorti.exe
4000	explorti.exe
1700	explorti.exe
1700	explorti.exe
4844	explorti.exe
4844	explorti.exe

Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

ff5c8360c9f87054525970c5aeb707cc177291904206b5c18b09e0e6e2ce7420.execmd.exef77ca5b6f4.exe

pid process

1484 ff5c8360c9f87054525970c5aeb707cc177291904206b5c18b09e0e6e2ce7420.exe
2224 cmd.exe
1028 f77ca5b6f4.exe

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

ff5c8360c9f87054525970c5aeb707cc177291904206b5c18b09e0e6e2ce7420.execmd.exeIJKJDAFHJD.exeexplorti.exe

description	pid	process	target process
PID 1484 wrote to memory of 3596	1484	ff5c8360c9f87054525970c5aeb707cc177291904206b5c18b09e0e6e2ce7420.exe	cmd.exe
PID 1484 wrote to memory of 3596	1484	ff5c8360c9f87054525970c5aeb707cc177291904206b5c18b09e0e6e2ce7420.exe	cmd.exe
PID 1484 wrote to memory of 3596	1484	ff5c8360c9f87054525970c5aeb707cc177291904206b5c18b09e0e6e2ce7420.exe	cmd.exe
PID 1484 wrote to memory of 2224	1484	ff5c8360c9f87054525970c5aeb707cc177291904206b5c18b09e0e6e2ce7420.exe	cmd.exe
PID 1484 wrote to memory of 2224	1484	ff5c8360c9f87054525970c5aeb707cc177291904206b5c18b09e0e6e2ce7420.exe	cmd.exe
PID 1484 wrote to memory of 2224	1484	ff5c8360c9f87054525970c5aeb707cc177291904206b5c18b09e0e6e2ce7420.exe	cmd.exe
PID 3596 wrote to memory of 5056	3596	cmd.exe	IJKJDAFHJD.exe
PID 3596 wrote to memory of 5056	3596	cmd.exe	IJKJDAFHJD.exe
PID 3596 wrote to memory of 5056	3596	cmd.exe	IJKJDAFHJD.exe
PID 5056 wrote to memory of 4000	5056	IJKJDAFHJD.exe	explorti.exe
PID 5056 wrote to memory of 4000	5056	IJKJDAFHJD.exe	explorti.exe
PID 5056 wrote to memory of 4000	5056	IJKJDAFHJD.exe	explorti.exe
PID 4000 wrote to memory of 1028	4000	explorti.exe	f77ca5b6f4.exe
PID 4000 wrote to memory of 1028	4000	explorti.exe	f77ca5b6f4.exe
PID 4000 wrote to memory of 1028	4000	explorti.exe	f77ca5b6f4.exe

C:\Users\Admin\AppData\Local\Temp\ff5c8360c9f87054525970c5aeb707cc177291904206b5c18b09e0e6e2ce7420.exe
"C:\Users\Admin\AppData\Local\Temp\ff5c8360c9f87054525970c5aeb707cc177291904206b5c18b09e0e6e2ce7420.exe"
1⤵
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1484

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\IJKJDAFHJD.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3596

C:\Users\Admin\AppData\Local\Temp\IJKJDAFHJD.exe
"C:\Users\Admin\AppData\Local\Temp\IJKJDAFHJD.exe"
3⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:5056

C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe
"C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe"
4⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4000

C:\Users\Admin\AppData\Local\Temp\1000006001\f77ca5b6f4.exe
"C:\Users\Admin\AppData\Local\Temp\1000006001\f77ca5b6f4.exe"
5⤵
- Executes dropped EXE
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetWindowsHookEx
PID:1028

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\FIDAFIEBFC.exe"
2⤵
- Suspicious use of SetWindowsHookEx
PID:2224

C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe
C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
PID:1700

C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe
C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
PID:4844

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

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Downloads

C:\ProgramData\mozglue.dll
Filesize
593KB

MD5
c8fd9be83bc728cc04beffafc2907fe9

SHA1
95ab9f701e0024cedfbd312bcfe4e726744c4f2e

SHA256
ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a

SHA512
fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040

Download Submit
C:\ProgramData\nss3.dll
Filesize
2.0MB

MD5
1cc453cdf74f31e4d913ff9c10acdde2

SHA1
6e85eae544d6e965f15fa5c39700fa7202f3aafe

SHA256
ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5

SHA512
dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571

Download Submit
C:\Users\Admin\AppData\Local\Temp\1000006001\f77ca5b6f4.exe
Filesize
2.4MB

MD5
acd738c0840861a12f13acff7c6fd7e5

SHA1
113b1470af40d3bd3a2af70f57390ba5d8b1162a

SHA256
dde34f614758e4d68e6732f7de0c9e210e6e8d56d65aae0f2cb1ee5d953d587c

SHA512
28f42d37296b2c36307a186f8900f38b892604fa859f5b74bb4c0a1aa5c40545f7769d65f2731f14ed9aa434029367f7e65e2c1e6d0dec9d1836b38bbd8fa36f

Download Submit
C:\Users\Admin\AppData\Local\Temp\IJKJDAFHJD.exe
Filesize
1.8MB

MD5
25605113d1123405ddac6c6f7df041b3

SHA1
7c5e067146123f23e852684f5b395dd26d6290c0

SHA256
470188f77b90173d75bfadfaad468f9677870e9cfed37bd997cc5059daaa1eaa

SHA512
dc0bbd7c93306c78bd58459d94312f41efffd433fe316a04c9524ed30686b51c091b4ddc056c7b389c41a668a41c39b234dabfba05a9301d5578c54ac170dfe5

Download Submit
memory/1028-113-0x0000000000F40000-0x0000000001B30000-memory.dmp

Filesize
11.9MB

Download
memory/1028-111-0x0000000000F40000-0x0000000001B30000-memory.dmp

Filesize
11.9MB

Download
memory/1484-76-0x0000000000E70000-0x0000000001A51000-memory.dmp

Filesize
11.9MB

Download
memory/1484-77-0x000000007EC50000-0x000000007F021000-memory.dmp

Filesize
3.8MB

Download
memory/1484-0-0x0000000000E70000-0x0000000001A51000-memory.dmp

Filesize
11.9MB

Download
memory/1484-2-0x0000000061E00000-0x0000000061EF3000-memory.dmp

Filesize
972KB

Download
memory/1484-1-0x000000007EC50000-0x000000007F021000-memory.dmp

Filesize
3.8MB

Download
memory/1700-121-0x00000000001A0000-0x000000000066D000-memory.dmp

Filesize
4.8MB

Download
memory/1700-119-0x00000000001A0000-0x000000000066D000-memory.dmp

Filesize
4.8MB

Download
memory/4000-114-0x00000000001A0000-0x000000000066D000-memory.dmp

Filesize
4.8MB

Download
memory/4000-122-0x00000000001A0000-0x000000000066D000-memory.dmp

Filesize
4.8MB

Download
memory/4000-115-0x00000000001A0000-0x000000000066D000-memory.dmp

Filesize
4.8MB

Download
memory/4000-116-0x00000000001A0000-0x000000000066D000-memory.dmp

Filesize
4.8MB

Download
memory/4000-117-0x00000000001A0000-0x000000000066D000-memory.dmp

Filesize
4.8MB

Download
memory/4000-134-0x00000000001A0000-0x000000000066D000-memory.dmp

Filesize
4.8MB

Download
memory/4000-133-0x00000000001A0000-0x000000000066D000-memory.dmp

Filesize
4.8MB

Download
memory/4000-132-0x00000000001A0000-0x000000000066D000-memory.dmp

Filesize
4.8MB

Download
memory/4000-123-0x00000000001A0000-0x000000000066D000-memory.dmp

Filesize
4.8MB

Download
memory/4000-124-0x00000000001A0000-0x000000000066D000-memory.dmp

Filesize
4.8MB

Download
memory/4000-125-0x00000000001A0000-0x000000000066D000-memory.dmp

Filesize
4.8MB

Download
memory/4000-126-0x00000000001A0000-0x000000000066D000-memory.dmp

Filesize
4.8MB

Download
memory/4000-127-0x00000000001A0000-0x000000000066D000-memory.dmp

Filesize
4.8MB

Download
memory/4000-95-0x00000000001A0000-0x000000000066D000-memory.dmp

Filesize
4.8MB

Download
memory/4844-129-0x00000000001A0000-0x000000000066D000-memory.dmp

Filesize
4.8MB

Download
memory/4844-131-0x00000000001A0000-0x000000000066D000-memory.dmp

Filesize
4.8MB

Download
memory/5056-81-0x0000000000840000-0x0000000000D0D000-memory.dmp

Filesize
4.8MB

Download
memory/5056-94-0x0000000000840000-0x0000000000D0D000-memory.dmp

Filesize
4.8MB

Download

pid	process
1484	ff5c8360c9f87054525970c5aeb707cc177291904206b5c18b09e0e6e2ce7420.exe
2224	cmd.exe
1028	f77ca5b6f4.exe