amadey | 55891e3cd090783d396a5d09b904bcbc0f4e045ff192c3740dd08edc7e3fde4d

Analysis

max time kernel
150s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20240611-en
resource tags

arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
submitted
02-07-2024 02:02

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General

Target

55891e3cd090783d396a5d09b904bcbc0f4e045ff192c3740dd08edc7e3fde4d.exe
Size

1.8MB
MD5

742979a5b57dc70750a54561b3e2dae9
SHA1

fe778afc2bb1a013893729c6adac45caaf6c0c20
SHA256

55891e3cd090783d396a5d09b904bcbc0f4e045ff192c3740dd08edc7e3fde4d
SHA512

1e2c0637ed25a18e40947f8b831cfe230bce8a8ac31aa043b25b7ece2c514fc979803cbd20300f68118038a37d53b0d372e18367b9fbdbff1519943df765d54b
SSDEEP

49152:r99RrvECymQR8ZMPwOO+Mi9BvdWOG2UvgCJF:Z7M9dR8ZMPwOOH+BW5NJF

Score

10^/10

amadey stealc 4dd39d jony discovery evasion spyware stealer trojan

Malware Config

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

Extracted

Family

stealc

Botnet

jony

http://85.28.47.4

Attributes

url_path
/920475a59bac849d.php

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 5 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

Processes:

explorti.exeexplorti.exe55891e3cd090783d396a5d09b904bcbc0f4e045ff192c3740dd08edc7e3fde4d.exeexplorti.exeKEBKJDBAAK.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	explorti.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	explorti.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	55891e3cd090783d396a5d09b904bcbc0f4e045ff192c3740dd08edc7e3fde4d.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	explorti.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	KEBKJDBAAK.exe

Downloads MZ/PE file

Checks BIOS information in registry 2 TTPs 10 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

explorti.exeexplorti.exeexplorti.exe55891e3cd090783d396a5d09b904bcbc0f4e045ff192c3740dd08edc7e3fde4d.exeKEBKJDBAAK.exe

description	ioc	process
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\VideoBiosVersion	explorti.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	55891e3cd090783d396a5d09b904bcbc0f4e045ff192c3740dd08edc7e3fde4d.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	55891e3cd090783d396a5d09b904bcbc0f4e045ff192c3740dd08edc7e3fde4d.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	explorti.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	KEBKJDBAAK.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	KEBKJDBAAK.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	explorti.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	explorti.exe

Checks computer location settings 2 TTPs 4 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

cmd.exe55891e3cd090783d396a5d09b904bcbc0f4e045ff192c3740dd08edc7e3fde4d.exeexplorti.exead2f6ff3c6.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2080292272-204036150-2159171770-1000\Control Panel\International\Geo\Nation	cmd.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2080292272-204036150-2159171770-1000\Control Panel\International\Geo\Nation	55891e3cd090783d396a5d09b904bcbc0f4e045ff192c3740dd08edc7e3fde4d.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2080292272-204036150-2159171770-1000\Control Panel\International\Geo\Nation	explorti.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2080292272-204036150-2159171770-1000\Control Panel\International\Geo\Nation	ad2f6ff3c6.exe

Executes dropped EXE 5 IoCs

Processes:

explorti.exead2f6ff3c6.exeKEBKJDBAAK.exeexplorti.exeexplorti.exe

pid process

1512 explorti.exe
3336 ad2f6ff3c6.exe
432 KEBKJDBAAK.exe
2976 explorti.exe
5064 explorti.exe

pid	process
1512	explorti.exe
3336	ad2f6ff3c6.exe
432	KEBKJDBAAK.exe
2976	explorti.exe
5064	explorti.exe

Identifies Wine through registry keys 2 TTPs 5 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:

KEBKJDBAAK.exeexplorti.exeexplorti.exe55891e3cd090783d396a5d09b904bcbc0f4e045ff192c3740dd08edc7e3fde4d.exeexplorti.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2080292272-204036150-2159171770-1000\Software\Wine	KEBKJDBAAK.exe
Key opened	\REGISTRY\USER\S-1-5-21-2080292272-204036150-2159171770-1000\Software\Wine	explorti.exe
Key opened	\REGISTRY\USER\S-1-5-21-2080292272-204036150-2159171770-1000\Software\Wine	explorti.exe
Key opened	\REGISTRY\USER\S-1-5-21-2080292272-204036150-2159171770-1000\Software\Wine	55891e3cd090783d396a5d09b904bcbc0f4e045ff192c3740dd08edc7e3fde4d.exe
Key opened	\REGISTRY\USER\S-1-5-21-2080292272-204036150-2159171770-1000\Software\Wine	explorti.exe

Loads dropped DLL 2 IoCs

Processes:

ad2f6ff3c6.exe

pid process

3336 ad2f6ff3c6.exe
3336 ad2f6ff3c6.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:

55891e3cd090783d396a5d09b904bcbc0f4e045ff192c3740dd08edc7e3fde4d.exeexplorti.exead2f6ff3c6.exeKEBKJDBAAK.exeexplorti.exeexplorti.exe

pid process

3820 55891e3cd090783d396a5d09b904bcbc0f4e045ff192c3740dd08edc7e3fde4d.exe
1512 explorti.exe
3336 ad2f6ff3c6.exe
3336 ad2f6ff3c6.exe
432 KEBKJDBAAK.exe
2976 explorti.exe
5064 explorti.exe
Drops file in Windows directory 1 IoCs

Processes:

55891e3cd090783d396a5d09b904bcbc0f4e045ff192c3740dd08edc7e3fde4d.exe

description ioc process

File created C:\Windows\Tasks\explorti.job 55891e3cd090783d396a5d09b904bcbc0f4e045ff192c3740dd08edc7e3fde4d.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

pid	process
3336	ad2f6ff3c6.exe
3336	ad2f6ff3c6.exe

description	ioc	process
File created	C:\Windows\Tasks\explorti.job	55891e3cd090783d396a5d09b904bcbc0f4e045ff192c3740dd08edc7e3fde4d.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:

ad2f6ff3c6.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	ad2f6ff3c6.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	ad2f6ff3c6.exe

Suspicious behavior: EnumeratesProcesses 14 IoCs

Processes:

55891e3cd090783d396a5d09b904bcbc0f4e045ff192c3740dd08edc7e3fde4d.exeexplorti.exead2f6ff3c6.exeKEBKJDBAAK.exeexplorti.exeexplorti.exe

pid	process
3820	55891e3cd090783d396a5d09b904bcbc0f4e045ff192c3740dd08edc7e3fde4d.exe
3820	55891e3cd090783d396a5d09b904bcbc0f4e045ff192c3740dd08edc7e3fde4d.exe
1512	explorti.exe
1512	explorti.exe
3336	ad2f6ff3c6.exe
3336	ad2f6ff3c6.exe
3336	ad2f6ff3c6.exe
3336	ad2f6ff3c6.exe
432	KEBKJDBAAK.exe
432	KEBKJDBAAK.exe
2976	explorti.exe
2976	explorti.exe
5064	explorti.exe
5064	explorti.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

ad2f6ff3c6.execmd.exe

pid process

3336 ad2f6ff3c6.exe
4296 cmd.exe

pid	process
3336	ad2f6ff3c6.exe
4296	cmd.exe

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

55891e3cd090783d396a5d09b904bcbc0f4e045ff192c3740dd08edc7e3fde4d.exeexplorti.exead2f6ff3c6.execmd.exe

description	pid	process	target process
PID 3820 wrote to memory of 1512	3820	55891e3cd090783d396a5d09b904bcbc0f4e045ff192c3740dd08edc7e3fde4d.exe	explorti.exe
PID 3820 wrote to memory of 1512	3820	55891e3cd090783d396a5d09b904bcbc0f4e045ff192c3740dd08edc7e3fde4d.exe	explorti.exe
PID 3820 wrote to memory of 1512	3820	55891e3cd090783d396a5d09b904bcbc0f4e045ff192c3740dd08edc7e3fde4d.exe	explorti.exe
PID 1512 wrote to memory of 3336	1512	explorti.exe	ad2f6ff3c6.exe
PID 1512 wrote to memory of 3336	1512	explorti.exe	ad2f6ff3c6.exe
PID 1512 wrote to memory of 3336	1512	explorti.exe	ad2f6ff3c6.exe
PID 3336 wrote to memory of 3208	3336	ad2f6ff3c6.exe	cmd.exe
PID 3336 wrote to memory of 3208	3336	ad2f6ff3c6.exe	cmd.exe
PID 3336 wrote to memory of 3208	3336	ad2f6ff3c6.exe	cmd.exe
PID 3336 wrote to memory of 4296	3336	ad2f6ff3c6.exe	cmd.exe
PID 3336 wrote to memory of 4296	3336	ad2f6ff3c6.exe	cmd.exe
PID 3336 wrote to memory of 4296	3336	ad2f6ff3c6.exe	cmd.exe
PID 3208 wrote to memory of 432	3208	cmd.exe	KEBKJDBAAK.exe
PID 3208 wrote to memory of 432	3208	cmd.exe	KEBKJDBAAK.exe
PID 3208 wrote to memory of 432	3208	cmd.exe	KEBKJDBAAK.exe

C:\Users\Admin\AppData\Local\Temp\55891e3cd090783d396a5d09b904bcbc0f4e045ff192c3740dd08edc7e3fde4d.exe
"C:\Users\Admin\AppData\Local\Temp\55891e3cd090783d396a5d09b904bcbc0f4e045ff192c3740dd08edc7e3fde4d.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
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3820

C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe
"C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe"
2⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks computer location settings
- Executes dropped EXE
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1512

C:\Users\Admin\AppData\Local\Temp\1000006001\ad2f6ff3c6.exe
"C:\Users\Admin\AppData\Local\Temp\1000006001\ad2f6ff3c6.exe"
3⤵
- Checks computer location settings
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3336

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\KEBKJDBAAK.exe"
4⤵
- Suspicious use of WriteProcessMemory
PID:3208

C:\Users\Admin\AppData\Local\Temp\KEBKJDBAAK.exe
"C:\Users\Admin\AppData\Local\Temp\KEBKJDBAAK.exe"
5⤵
- 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:432

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\KFCAFIIDHI.exe"
4⤵
- Checks computer location settings
- Suspicious use of SetWindowsHookEx
PID:4296

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:2976

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:5064

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\ad2f6ff3c6.exe
Filesize
2.4MB

MD5
58972b34ce77f8d7bbaa3f5b5344db20

SHA1
a3dc18dbe5abb0fffe62427366ff5f52e16a28a7

SHA256
048802231eccee2a6db341d1a4e92b2b1671eb287da215ad35fcf2bad70fa700

SHA512
4539e1723d3595faa2d53488623d33cd94d06ece1503e9359dabaa7fb6184cc63717f5d8d25ada897603ee40381ab881789b793776fab97b8f8c619cd2da133e

Download Submit
C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe
Filesize
1.8MB

MD5
742979a5b57dc70750a54561b3e2dae9

SHA1
fe778afc2bb1a013893729c6adac45caaf6c0c20

SHA256
55891e3cd090783d396a5d09b904bcbc0f4e045ff192c3740dd08edc7e3fde4d

SHA512
1e2c0637ed25a18e40947f8b831cfe230bce8a8ac31aa043b25b7ece2c514fc979803cbd20300f68118038a37d53b0d372e18367b9fbdbff1519943df765d54b

Download Submit
memory/432-113-0x0000000000440000-0x0000000000902000-memory.dmp

Filesize
4.8MB

Download
memory/432-112-0x0000000000440000-0x0000000000902000-memory.dmp

Filesize
4.8MB

Download
memory/1512-114-0x0000000000D90000-0x0000000001252000-memory.dmp

Filesize
4.8MB

Download
memory/1512-127-0x0000000000D90000-0x0000000001252000-memory.dmp

Filesize
4.8MB

Download
memory/1512-19-0x0000000000D90000-0x0000000001252000-memory.dmp

Filesize
4.8MB

Download
memory/1512-20-0x0000000000D90000-0x0000000001252000-memory.dmp

Filesize
4.8MB

Download
memory/1512-21-0x0000000000D90000-0x0000000001252000-memory.dmp

Filesize
4.8MB

Download
memory/1512-136-0x0000000000D90000-0x0000000001252000-memory.dmp

Filesize
4.8MB

Download
memory/1512-135-0x0000000000D90000-0x0000000001252000-memory.dmp

Filesize
4.8MB

Download
memory/1512-134-0x0000000000D90000-0x0000000001252000-memory.dmp

Filesize
4.8MB

Download
memory/1512-133-0x0000000000D90000-0x0000000001252000-memory.dmp

Filesize
4.8MB

Download
memory/1512-129-0x0000000000D90000-0x0000000001252000-memory.dmp

Filesize
4.8MB

Download
memory/1512-104-0x0000000000D90000-0x0000000001252000-memory.dmp

Filesize
4.8MB

Download
memory/1512-128-0x0000000000D90000-0x0000000001252000-memory.dmp

Filesize
4.8MB

Download
memory/1512-18-0x0000000000D90000-0x0000000001252000-memory.dmp

Filesize
4.8MB

Download
memory/1512-126-0x0000000000D90000-0x0000000001252000-memory.dmp

Filesize
4.8MB

Download
memory/1512-125-0x0000000000D90000-0x0000000001252000-memory.dmp

Filesize
4.8MB

Download
memory/1512-115-0x0000000000D90000-0x0000000001252000-memory.dmp

Filesize
4.8MB

Download
memory/1512-116-0x0000000000D90000-0x0000000001252000-memory.dmp

Filesize
4.8MB

Download
memory/1512-117-0x0000000000D90000-0x0000000001252000-memory.dmp

Filesize
4.8MB

Download
memory/1512-118-0x0000000000D90000-0x0000000001252000-memory.dmp

Filesize
4.8MB

Download
memory/1512-119-0x0000000000D90000-0x0000000001252000-memory.dmp

Filesize
4.8MB

Download
memory/1512-124-0x0000000000D90000-0x0000000001252000-memory.dmp

Filesize
4.8MB

Download
memory/2976-121-0x0000000000D90000-0x0000000001252000-memory.dmp

Filesize
4.8MB

Download
memory/2976-123-0x0000000000D90000-0x0000000001252000-memory.dmp

Filesize
4.8MB

Download
memory/3336-108-0x00000000003E0000-0x0000000000FD8000-memory.dmp

Filesize
12.0MB

Download
memory/3336-37-0x00000000003E0000-0x0000000000FD8000-memory.dmp

Filesize
12.0MB

Download
memory/3336-38-0x0000000061E00000-0x0000000061EF3000-memory.dmp

Filesize
972KB

Download
memory/3820-3-0x0000000000FE0000-0x00000000014A2000-memory.dmp

Filesize
4.8MB

Download
memory/3820-2-0x0000000000FE1000-0x000000000100F000-memory.dmp

Filesize
184KB

Download
memory/3820-5-0x0000000000FE0000-0x00000000014A2000-memory.dmp

Filesize
4.8MB

Download
memory/3820-1-0x0000000077BB4000-0x0000000077BB6000-memory.dmp

Filesize
8KB

Download
memory/3820-0-0x0000000000FE0000-0x00000000014A2000-memory.dmp

Filesize
4.8MB

Download
memory/3820-17-0x0000000000FE0000-0x00000000014A2000-memory.dmp

Filesize
4.8MB

Download
memory/5064-131-0x0000000000D90000-0x0000000001252000-memory.dmp

Filesize
4.8MB

Download
memory/5064-132-0x0000000000D90000-0x0000000001252000-memory.dmp

Filesize
4.8MB

Download