amadey | 40f2617cfc50b6e9db64c830f38e25cca0d2bd2b2d27f155cdce68ed6c6b26fd

Analysis

max time kernel
292s
max time network
259s
platform
windows7_x64
resource
win7-20240611-en
resource tags

arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system
submitted
01-07-2024 05:02

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General

Target

40f2617cfc50b6e9db64c830f38e25cca0d2bd2b2d27f155cdce68ed6c6b26fd.exe
Size

2.4MB
MD5

3a56a5f933e6b97840d88c99bc445f7b
SHA1

2406c6ebe491b5d3660b66922d90f250eeabe5fe
SHA256

40f2617cfc50b6e9db64c830f38e25cca0d2bd2b2d27f155cdce68ed6c6b26fd
SHA512

31a48b0e84b47527a1dafac792d831aa57d94adf826d947ac293a31c058e8f0054ceba4eabfa608829fc9b9608a844069b44298e4bdfe4c29ee8cee01ade765b
SSDEEP

49152:kCO+hnVrWzfxoJTlPQBad67HnEjtMvg1FyFQsLblux7z0Rncj2mcQop:kCOqnVg5WWkEDnEqveyFZRumpp

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.exeCAKEBFCFIJ.exe

description ioc process

Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ explorti.exe
Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ CAKEBFCFIJ.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__	CAKEBFCFIJ.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:

CAKEBFCFIJ.exeexplorti.exe

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

Executes dropped EXE 2 IoCs

Processes:

CAKEBFCFIJ.exeexplorti.exe

pid process

2848 CAKEBFCFIJ.exe
2872 explorti.exe

pid	process
2848	CAKEBFCFIJ.exe
2872	explorti.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:

CAKEBFCFIJ.exeexplorti.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1340930862-1405011213-2821322012-1000\Software\Wine	CAKEBFCFIJ.exe
Key opened	\REGISTRY\USER\S-1-5-21-1340930862-1405011213-2821322012-1000\Software\Wine	explorti.exe

Loads dropped DLL 4 IoCs

Processes:

40f2617cfc50b6e9db64c830f38e25cca0d2bd2b2d27f155cdce68ed6c6b26fd.execmd.exeCAKEBFCFIJ.exe

pid process

1760 40f2617cfc50b6e9db64c830f38e25cca0d2bd2b2d27f155cdce68ed6c6b26fd.exe
1760 40f2617cfc50b6e9db64c830f38e25cca0d2bd2b2d27f155cdce68ed6c6b26fd.exe
2632 cmd.exe
2848 CAKEBFCFIJ.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:

40f2617cfc50b6e9db64c830f38e25cca0d2bd2b2d27f155cdce68ed6c6b26fd.exeCAKEBFCFIJ.exeexplorti.exe

pid process

1760 40f2617cfc50b6e9db64c830f38e25cca0d2bd2b2d27f155cdce68ed6c6b26fd.exe
1760 40f2617cfc50b6e9db64c830f38e25cca0d2bd2b2d27f155cdce68ed6c6b26fd.exe
2848 CAKEBFCFIJ.exe
2872 explorti.exe
Drops file in Windows directory 1 IoCs

Processes:

CAKEBFCFIJ.exe

description ioc process

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

System Information Discovery
T1082

pid	process
1760	40f2617cfc50b6e9db64c830f38e25cca0d2bd2b2d27f155cdce68ed6c6b26fd.exe
1760	40f2617cfc50b6e9db64c830f38e25cca0d2bd2b2d27f155cdce68ed6c6b26fd.exe
2632	cmd.exe
2848	CAKEBFCFIJ.exe

pid	process
1760	40f2617cfc50b6e9db64c830f38e25cca0d2bd2b2d27f155cdce68ed6c6b26fd.exe
1760	40f2617cfc50b6e9db64c830f38e25cca0d2bd2b2d27f155cdce68ed6c6b26fd.exe
2848	CAKEBFCFIJ.exe
2872	explorti.exe

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

40f2617cfc50b6e9db64c830f38e25cca0d2bd2b2d27f155cdce68ed6c6b26fd.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	40f2617cfc50b6e9db64c830f38e25cca0d2bd2b2d27f155cdce68ed6c6b26fd.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	40f2617cfc50b6e9db64c830f38e25cca0d2bd2b2d27f155cdce68ed6c6b26fd.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

40f2617cfc50b6e9db64c830f38e25cca0d2bd2b2d27f155cdce68ed6c6b26fd.exeCAKEBFCFIJ.exeexplorti.exe

pid process

1760 40f2617cfc50b6e9db64c830f38e25cca0d2bd2b2d27f155cdce68ed6c6b26fd.exe
1760 40f2617cfc50b6e9db64c830f38e25cca0d2bd2b2d27f155cdce68ed6c6b26fd.exe
2848 CAKEBFCFIJ.exe
2872 explorti.exe
Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

CAKEBFCFIJ.exe

pid process

2848 CAKEBFCFIJ.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

40f2617cfc50b6e9db64c830f38e25cca0d2bd2b2d27f155cdce68ed6c6b26fd.exe

pid process

1760 40f2617cfc50b6e9db64c830f38e25cca0d2bd2b2d27f155cdce68ed6c6b26fd.exe

pid	process
1760	40f2617cfc50b6e9db64c830f38e25cca0d2bd2b2d27f155cdce68ed6c6b26fd.exe
1760	40f2617cfc50b6e9db64c830f38e25cca0d2bd2b2d27f155cdce68ed6c6b26fd.exe
2848	CAKEBFCFIJ.exe
2872	explorti.exe

pid	process
2848	CAKEBFCFIJ.exe

pid	process
1760	40f2617cfc50b6e9db64c830f38e25cca0d2bd2b2d27f155cdce68ed6c6b26fd.exe

Suspicious use of WriteProcessMemory 16 IoCs

Processes:

40f2617cfc50b6e9db64c830f38e25cca0d2bd2b2d27f155cdce68ed6c6b26fd.execmd.exeCAKEBFCFIJ.exe

description	pid	process	target process
PID 1760 wrote to memory of 2632	1760	40f2617cfc50b6e9db64c830f38e25cca0d2bd2b2d27f155cdce68ed6c6b26fd.exe	cmd.exe
PID 1760 wrote to memory of 2632	1760	40f2617cfc50b6e9db64c830f38e25cca0d2bd2b2d27f155cdce68ed6c6b26fd.exe	cmd.exe
PID 1760 wrote to memory of 2632	1760	40f2617cfc50b6e9db64c830f38e25cca0d2bd2b2d27f155cdce68ed6c6b26fd.exe	cmd.exe
PID 1760 wrote to memory of 2632	1760	40f2617cfc50b6e9db64c830f38e25cca0d2bd2b2d27f155cdce68ed6c6b26fd.exe	cmd.exe
PID 1760 wrote to memory of 3040	1760	40f2617cfc50b6e9db64c830f38e25cca0d2bd2b2d27f155cdce68ed6c6b26fd.exe	cmd.exe
PID 1760 wrote to memory of 3040	1760	40f2617cfc50b6e9db64c830f38e25cca0d2bd2b2d27f155cdce68ed6c6b26fd.exe	cmd.exe
PID 1760 wrote to memory of 3040	1760	40f2617cfc50b6e9db64c830f38e25cca0d2bd2b2d27f155cdce68ed6c6b26fd.exe	cmd.exe
PID 1760 wrote to memory of 3040	1760	40f2617cfc50b6e9db64c830f38e25cca0d2bd2b2d27f155cdce68ed6c6b26fd.exe	cmd.exe
PID 2632 wrote to memory of 2848	2632	cmd.exe	CAKEBFCFIJ.exe
PID 2632 wrote to memory of 2848	2632	cmd.exe	CAKEBFCFIJ.exe
PID 2632 wrote to memory of 2848	2632	cmd.exe	CAKEBFCFIJ.exe
PID 2632 wrote to memory of 2848	2632	cmd.exe	CAKEBFCFIJ.exe
PID 2848 wrote to memory of 2872	2848	CAKEBFCFIJ.exe	explorti.exe
PID 2848 wrote to memory of 2872	2848	CAKEBFCFIJ.exe	explorti.exe
PID 2848 wrote to memory of 2872	2848	CAKEBFCFIJ.exe	explorti.exe
PID 2848 wrote to memory of 2872	2848	CAKEBFCFIJ.exe	explorti.exe

C:\Users\Admin\AppData\Local\Temp\40f2617cfc50b6e9db64c830f38e25cca0d2bd2b2d27f155cdce68ed6c6b26fd.exe
"C:\Users\Admin\AppData\Local\Temp\40f2617cfc50b6e9db64c830f38e25cca0d2bd2b2d27f155cdce68ed6c6b26fd.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:1760

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\CAKEBFCFIJ.exe"
2⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2632

C:\Users\Admin\AppData\Local\Temp\CAKEBFCFIJ.exe
"C:\Users\Admin\AppData\Local\Temp\CAKEBFCFIJ.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:2848

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
PID:2872

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\DHDBGHCBAE.exe"
2⤵
PID:3040

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\CAKEBFCFIJ.exe
Filesize
1.8MB

MD5
a7323bcf0df71286fa3156cefb8e3049

SHA1
e9dd309d06cd5f9bff60fc4dc914fe9672193c61

SHA256
486d31298b8392f4d62679ad3e5bca6f0fff1deda78851367021376c6a3c3d96

SHA512
9143e73a9ccc52305c8c43a0397f8f47caeaf8a1953a96cf962890bf9757b5a9bb03e3b169612f8e7011757d20698662ae3f18a375c6baf380c792c4e27e6ae1

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
memory/1760-0-0x0000000000230000-0x0000000000E19000-memory.dmp

Filesize
11.9MB

Download
memory/1760-1-0x0000000000230000-0x0000000000E19000-memory.dmp

Filesize
11.9MB

Download
memory/1760-2-0x0000000061E00000-0x0000000061EF3000-memory.dmp

Filesize
972KB

Download
memory/1760-66-0x0000000000230000-0x0000000000E19000-memory.dmp

Filesize
11.9MB

Download
memory/2632-96-0x0000000001FD0000-0x0000000002487000-memory.dmp

Filesize
4.7MB

Download
memory/2848-102-0x0000000000F50000-0x0000000001407000-memory.dmp

Filesize
4.7MB

Download
memory/2848-117-0x0000000000F50000-0x0000000001407000-memory.dmp

Filesize
4.7MB

Download
memory/2872-130-0x00000000008E0000-0x0000000000D97000-memory.dmp

Filesize
4.7MB

Download
memory/2872-137-0x00000000008E0000-0x0000000000D97000-memory.dmp

Filesize
4.7MB

Download
memory/2872-124-0x00000000008E0000-0x0000000000D97000-memory.dmp

Filesize
4.7MB

Download
memory/2872-125-0x00000000008E0000-0x0000000000D97000-memory.dmp

Filesize
4.7MB

Download
memory/2872-126-0x00000000008E0000-0x0000000000D97000-memory.dmp

Filesize
4.7MB

Download
memory/2872-127-0x00000000008E0000-0x0000000000D97000-memory.dmp

Filesize
4.7MB

Download
memory/2872-128-0x00000000008E0000-0x0000000000D97000-memory.dmp

Filesize
4.7MB

Download
memory/2872-129-0x00000000008E0000-0x0000000000D97000-memory.dmp

Filesize
4.7MB

Download
memory/2872-118-0x00000000008E0000-0x0000000000D97000-memory.dmp

Filesize
4.7MB

Download
memory/2872-131-0x00000000008E0000-0x0000000000D97000-memory.dmp

Filesize
4.7MB

Download
memory/2872-132-0x00000000008E0000-0x0000000000D97000-memory.dmp

Filesize
4.7MB

Download
memory/2872-133-0x00000000008E0000-0x0000000000D97000-memory.dmp

Filesize
4.7MB

Download
memory/2872-134-0x00000000008E0000-0x0000000000D97000-memory.dmp

Filesize
4.7MB

Download
memory/2872-135-0x00000000008E0000-0x0000000000D97000-memory.dmp

Filesize
4.7MB

Download
memory/2872-136-0x00000000008E0000-0x0000000000D97000-memory.dmp

Filesize
4.7MB

Download
memory/2872-123-0x00000000008E0000-0x0000000000D97000-memory.dmp

Filesize
4.7MB

Download
memory/2872-138-0x00000000008E0000-0x0000000000D97000-memory.dmp

Filesize
4.7MB

Download
memory/2872-139-0x00000000008E0000-0x0000000000D97000-memory.dmp

Filesize
4.7MB

Download
memory/2872-140-0x00000000008E0000-0x0000000000D97000-memory.dmp

Filesize
4.7MB

Download
memory/2872-141-0x00000000008E0000-0x0000000000D97000-memory.dmp

Filesize
4.7MB

Download
memory/2872-142-0x00000000008E0000-0x0000000000D97000-memory.dmp

Filesize
4.7MB

Download
memory/2872-143-0x00000000008E0000-0x0000000000D97000-memory.dmp

Filesize
4.7MB

Download
memory/2872-144-0x00000000008E0000-0x0000000000D97000-memory.dmp

Filesize
4.7MB

Download
memory/2872-145-0x00000000008E0000-0x0000000000D97000-memory.dmp

Filesize
4.7MB

Download
memory/2872-146-0x00000000008E0000-0x0000000000D97000-memory.dmp

Filesize
4.7MB

Download
memory/2872-147-0x00000000008E0000-0x0000000000D97000-memory.dmp

Filesize
4.7MB

Download
memory/2872-148-0x00000000008E0000-0x0000000000D97000-memory.dmp

Filesize
4.7MB

Download
memory/2872-149-0x00000000008E0000-0x0000000000D97000-memory.dmp

Filesize
4.7MB

Download
memory/2872-150-0x00000000008E0000-0x0000000000D97000-memory.dmp

Filesize
4.7MB

Download