amadey | d1f04b4bea67cbc6f469855826505a16e706b514858fa73c123df263ad34a292

Analysis

max time kernel
292s
max time network
261s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
01-07-2024 05:08

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General

Target

d1f04b4bea67cbc6f469855826505a16e706b514858fa73c123df263ad34a292.exe
Size

2.4MB
MD5

853f97821f33b411e011296b97d0cff3
SHA1

99824a9224dd7e097cbc5804d2d9536555ef95ee
SHA256

d1f04b4bea67cbc6f469855826505a16e706b514858fa73c123df263ad34a292
SHA512

71bbd39e471766bcc4b4418d39ad0476cf3b894f9833be971df9b0c7a8691d51017c7f196a21844af19a0b7c5fe8f8bb05492ebf4013d05fbb29903a834e4fa2
SSDEEP

49152:XN1ELQkaEIo7DFYFuIqtvcflkB78QWtyGPcBD1qouXkd/0lDb:XvELmEI8FYMcfmB7MHlkhC

Score

10^/10

amadey stealc 4dd39d default discovery evasion spyware stealer trojan

Malware Config

Extracted

Family

stealc

Botnet

default

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 2 IoCs
evasion

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497

Processes:

explorti.exeECBKKKFHCF.exe

description ioc process

Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ explorti.exe
Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ ECBKKKFHCF.exe
Downloads MZ/PE file

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

explorti.exeECBKKKFHCF.exe

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

Executes dropped EXE 3 IoCs

Processes:

ECBKKKFHCF.exeexplorti.exe3f940c3b68.exe

pid process

1784 ECBKKKFHCF.exe
2988 explorti.exe
1872 3f940c3b68.exe

pid	process
1784	ECBKKKFHCF.exe
2988	explorti.exe
1872	3f940c3b68.exe

Identifies Wine through registry keys 2 TTPs 2 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:

explorti.exeECBKKKFHCF.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Wine	explorti.exe
Key opened	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Wine	ECBKKKFHCF.exe

Loads dropped DLL 6 IoCs

Processes:

d1f04b4bea67cbc6f469855826505a16e706b514858fa73c123df263ad34a292.execmd.exeECBKKKFHCF.exeexplorti.exe

pid	process
2188	d1f04b4bea67cbc6f469855826505a16e706b514858fa73c123df263ad34a292.exe
2188	d1f04b4bea67cbc6f469855826505a16e706b514858fa73c123df263ad34a292.exe
2520	cmd.exe
1784	ECBKKKFHCF.exe
2988	explorti.exe
2988	explorti.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 4 IoCs

Processes:

d1f04b4bea67cbc6f469855826505a16e706b514858fa73c123df263ad34a292.exeECBKKKFHCF.exeexplorti.exe3f940c3b68.exe

pid process

2188 d1f04b4bea67cbc6f469855826505a16e706b514858fa73c123df263ad34a292.exe
1784 ECBKKKFHCF.exe
2988 explorti.exe
1872 3f940c3b68.exe
Drops file in Windows directory 1 IoCs

Processes:

ECBKKKFHCF.exe

description ioc process

File created C:\Windows\Tasks\explorti.job ECBKKKFHCF.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	ECBKKKFHCF.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:

d1f04b4bea67cbc6f469855826505a16e706b514858fa73c123df263ad34a292.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	d1f04b4bea67cbc6f469855826505a16e706b514858fa73c123df263ad34a292.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	d1f04b4bea67cbc6f469855826505a16e706b514858fa73c123df263ad34a292.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

d1f04b4bea67cbc6f469855826505a16e706b514858fa73c123df263ad34a292.exeECBKKKFHCF.exeexplorti.exe

pid process

2188 d1f04b4bea67cbc6f469855826505a16e706b514858fa73c123df263ad34a292.exe
2188 d1f04b4bea67cbc6f469855826505a16e706b514858fa73c123df263ad34a292.exe
1784 ECBKKKFHCF.exe
2988 explorti.exe
Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

ECBKKKFHCF.exe

pid process

1784 ECBKKKFHCF.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

d1f04b4bea67cbc6f469855826505a16e706b514858fa73c123df263ad34a292.exe3f940c3b68.exe

pid process

2188 d1f04b4bea67cbc6f469855826505a16e706b514858fa73c123df263ad34a292.exe
1872 3f940c3b68.exe

pid	process
1784	ECBKKKFHCF.exe

Suspicious use of WriteProcessMemory 20 IoCs

Processes:

d1f04b4bea67cbc6f469855826505a16e706b514858fa73c123df263ad34a292.execmd.exeECBKKKFHCF.exeexplorti.exe

description	pid	process	target process
PID 2188 wrote to memory of 2520	2188	d1f04b4bea67cbc6f469855826505a16e706b514858fa73c123df263ad34a292.exe	cmd.exe
PID 2188 wrote to memory of 2520	2188	d1f04b4bea67cbc6f469855826505a16e706b514858fa73c123df263ad34a292.exe	cmd.exe
PID 2188 wrote to memory of 2520	2188	d1f04b4bea67cbc6f469855826505a16e706b514858fa73c123df263ad34a292.exe	cmd.exe
PID 2188 wrote to memory of 2520	2188	d1f04b4bea67cbc6f469855826505a16e706b514858fa73c123df263ad34a292.exe	cmd.exe
PID 2188 wrote to memory of 2892	2188	d1f04b4bea67cbc6f469855826505a16e706b514858fa73c123df263ad34a292.exe	cmd.exe
PID 2188 wrote to memory of 2892	2188	d1f04b4bea67cbc6f469855826505a16e706b514858fa73c123df263ad34a292.exe	cmd.exe
PID 2188 wrote to memory of 2892	2188	d1f04b4bea67cbc6f469855826505a16e706b514858fa73c123df263ad34a292.exe	cmd.exe
PID 2188 wrote to memory of 2892	2188	d1f04b4bea67cbc6f469855826505a16e706b514858fa73c123df263ad34a292.exe	cmd.exe
PID 2520 wrote to memory of 1784	2520	cmd.exe	ECBKKKFHCF.exe
PID 2520 wrote to memory of 1784	2520	cmd.exe	ECBKKKFHCF.exe
PID 2520 wrote to memory of 1784	2520	cmd.exe	ECBKKKFHCF.exe
PID 2520 wrote to memory of 1784	2520	cmd.exe	ECBKKKFHCF.exe
PID 1784 wrote to memory of 2988	1784	ECBKKKFHCF.exe	explorti.exe
PID 1784 wrote to memory of 2988	1784	ECBKKKFHCF.exe	explorti.exe
PID 1784 wrote to memory of 2988	1784	ECBKKKFHCF.exe	explorti.exe
PID 1784 wrote to memory of 2988	1784	ECBKKKFHCF.exe	explorti.exe
PID 2988 wrote to memory of 1872	2988	explorti.exe	3f940c3b68.exe
PID 2988 wrote to memory of 1872	2988	explorti.exe	3f940c3b68.exe
PID 2988 wrote to memory of 1872	2988	explorti.exe	3f940c3b68.exe
PID 2988 wrote to memory of 1872	2988	explorti.exe	3f940c3b68.exe

C:\Users\Admin\AppData\Local\Temp\d1f04b4bea67cbc6f469855826505a16e706b514858fa73c123df263ad34a292.exe
"C:\Users\Admin\AppData\Local\Temp\d1f04b4bea67cbc6f469855826505a16e706b514858fa73c123df263ad34a292.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:2188

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\ECBKKKFHCF.exe"
2⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2520

C:\Users\Admin\AppData\Local\Temp\ECBKKKFHCF.exe
"C:\Users\Admin\AppData\Local\Temp\ECBKKKFHCF.exe"
3⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Identifies Wine through registry keys
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:1784

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
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2988

C:\Users\Admin\AppData\Local\Temp\1000006001\3f940c3b68.exe
"C:\Users\Admin\AppData\Local\Temp\1000006001\3f940c3b68.exe"
5⤵
- Executes dropped EXE
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetWindowsHookEx
PID:1872

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\IEBAAFCAFC.exe"
2⤵
PID:2892

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads

C:\Users\Admin\AppData\Local\Temp\1000006001\3f940c3b68.exe
Filesize
2.4MB

MD5
b20d1e84ee4932c0d7a1d271a2c68436

SHA1
a0665e1a3f7f678aef6507c4cfc258e8aae5c261

SHA256
5ac4e25d430c304c15c9d83bbb5dbef0d290cb5e517bbf92899ddb63fde1e43f

SHA512
c063a804c17f80908c564696e44710f916257c7c3ad55f11c86e76aaa92000f09a356e56d78f1b59f174190c6c5465c7eda759303ddd320cf32b02a84d517d17

Download Submit
\ProgramData\mozglue.dll
Filesize
593KB

MD5
c8fd9be83bc728cc04beffafc2907fe9

SHA1
95ab9f701e0024cedfbd312bcfe4e726744c4f2e

SHA256
ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a

SHA512
fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040

Download Submit
\ProgramData\nss3.dll
Filesize
2.0MB

MD5
1cc453cdf74f31e4d913ff9c10acdde2

SHA1
6e85eae544d6e965f15fa5c39700fa7202f3aafe

SHA256
ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5

SHA512
dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571

Download Submit
\Users\Admin\AppData\Local\Temp\ECBKKKFHCF.exe
Filesize
1.8MB

MD5
a7323bcf0df71286fa3156cefb8e3049

SHA1
e9dd309d06cd5f9bff60fc4dc914fe9672193c61

SHA256
486d31298b8392f4d62679ad3e5bca6f0fff1deda78851367021376c6a3c3d96

SHA512
9143e73a9ccc52305c8c43a0397f8f47caeaf8a1953a96cf962890bf9757b5a9bb03e3b169612f8e7011757d20698662ae3f18a375c6baf380c792c4e27e6ae1

Download Submit
memory/1784-115-0x0000000007140000-0x00000000075F7000-memory.dmp

Filesize
4.7MB

Download
memory/1784-70-0x0000000000F00000-0x00000000013B7000-memory.dmp

Filesize
4.7MB

Download
memory/1784-118-0x0000000000F00000-0x00000000013B7000-memory.dmp

Filesize
4.7MB

Download
memory/1872-140-0x0000000000BE0000-0x00000000017EB000-memory.dmp

Filesize
12.0MB

Download
memory/1872-144-0x0000000000BE0000-0x00000000017EB000-memory.dmp

Filesize
12.0MB

Download
memory/2188-65-0x0000000000A70000-0x0000000001645000-memory.dmp

Filesize
11.8MB

Download
memory/2188-66-0x000000007EBD0000-0x000000007EFA1000-memory.dmp

Filesize
3.8MB

Download
memory/2188-2-0x0000000061E00000-0x0000000061EF3000-memory.dmp

Filesize
972KB

Download
memory/2188-0-0x0000000000A70000-0x0000000001645000-memory.dmp

Filesize
11.8MB

Download
memory/2188-1-0x000000007EBD0000-0x000000007EFA1000-memory.dmp

Filesize
3.8MB

Download
memory/2988-152-0x00000000013C0000-0x0000000001877000-memory.dmp

Filesize
4.7MB

Download
memory/2988-159-0x00000000013C0000-0x0000000001877000-memory.dmp

Filesize
4.7MB

Download
memory/2988-139-0x0000000006C70000-0x000000000787B000-memory.dmp

Filesize
12.0MB

Download
memory/2988-145-0x00000000013C0000-0x0000000001877000-memory.dmp

Filesize
4.7MB

Download
memory/2988-146-0x00000000013C0000-0x0000000001877000-memory.dmp

Filesize
4.7MB

Download
memory/2988-147-0x00000000013C0000-0x0000000001877000-memory.dmp

Filesize
4.7MB

Download
memory/2988-148-0x0000000006C70000-0x000000000787B000-memory.dmp

Filesize
12.0MB

Download
memory/2988-149-0x0000000006C70000-0x000000000787B000-memory.dmp

Filesize
12.0MB

Download
memory/2988-150-0x00000000013C0000-0x0000000001877000-memory.dmp

Filesize
4.7MB

Download
memory/2988-151-0x00000000013C0000-0x0000000001877000-memory.dmp

Filesize
4.7MB

Download
memory/2988-116-0x00000000013C0000-0x0000000001877000-memory.dmp

Filesize
4.7MB

Download
memory/2988-153-0x00000000013C0000-0x0000000001877000-memory.dmp

Filesize
4.7MB

Download
memory/2988-154-0x00000000013C0000-0x0000000001877000-memory.dmp

Filesize
4.7MB

Download
memory/2988-155-0x00000000013C0000-0x0000000001877000-memory.dmp

Filesize
4.7MB

Download
memory/2988-156-0x00000000013C0000-0x0000000001877000-memory.dmp

Filesize
4.7MB

Download
memory/2988-157-0x00000000013C0000-0x0000000001877000-memory.dmp

Filesize
4.7MB

Download
memory/2988-158-0x00000000013C0000-0x0000000001877000-memory.dmp

Filesize
4.7MB

Download
memory/2988-141-0x0000000006C70000-0x000000000787B000-memory.dmp

Filesize
12.0MB

Download
memory/2988-160-0x00000000013C0000-0x0000000001877000-memory.dmp

Filesize
4.7MB

Download
memory/2988-161-0x00000000013C0000-0x0000000001877000-memory.dmp

Filesize
4.7MB

Download
memory/2988-162-0x00000000013C0000-0x0000000001877000-memory.dmp

Filesize
4.7MB

Download
memory/2988-163-0x00000000013C0000-0x0000000001877000-memory.dmp

Filesize
4.7MB

Download
memory/2988-164-0x00000000013C0000-0x0000000001877000-memory.dmp

Filesize
4.7MB

Download
memory/2988-165-0x00000000013C0000-0x0000000001877000-memory.dmp

Filesize
4.7MB

Download
memory/2988-166-0x00000000013C0000-0x0000000001877000-memory.dmp

Filesize
4.7MB

Download
memory/2988-167-0x00000000013C0000-0x0000000001877000-memory.dmp

Filesize
4.7MB

Download
memory/2988-168-0x00000000013C0000-0x0000000001877000-memory.dmp

Filesize
4.7MB

Download
memory/2988-169-0x00000000013C0000-0x0000000001877000-memory.dmp

Filesize
4.7MB

Download
memory/2988-170-0x00000000013C0000-0x0000000001877000-memory.dmp

Filesize
4.7MB

Download
memory/2988-171-0x00000000013C0000-0x0000000001877000-memory.dmp

Filesize
4.7MB

Download
memory/2988-172-0x00000000013C0000-0x0000000001877000-memory.dmp

Filesize
4.7MB

Download
memory/2988-173-0x00000000013C0000-0x0000000001877000-memory.dmp

Filesize
4.7MB

Download
memory/2988-174-0x00000000013C0000-0x0000000001877000-memory.dmp

Filesize
4.7MB

Download
memory/2988-175-0x00000000013C0000-0x0000000001877000-memory.dmp

Filesize
4.7MB

Download