amadey | 4404db31fa92a0ed3c3f8578f3f1d3992428f84b5b5aba4572acd39d194e8a22

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
28-03-2024 02:14

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General

Target

4404db31fa92a0ed3c3f8578f3f1d3992428f84b5b5aba4572acd39d194e8a22.exe
Size

1.8MB
MD5

4f536e229f67740ba94aa84353c5752d
SHA1

4c92d375db8f1f208f92d6aa73b9c2969dbd38e4
SHA256

4404db31fa92a0ed3c3f8578f3f1d3992428f84b5b5aba4572acd39d194e8a22
SHA512

cfe3196b93d805d1f0597677892b9ca178c50ed0689f324e84a73a436c4e41d108869a29bab0aabd7942afcf803f2e3cdc7fdf357f7ddca2ab86c05c53eff35a
SSDEEP

49152:SVro5A0GsNjweltYGBRCQ8BYJ5de7rBEPdVs7jr2:hG0zjwe3YuCGJPexEPdujK

Score

10^/10

amadey evasion spyware stealer trojan

Malware Config

Extracted

Family

amadey

Version

4.17

http://185.215.113.32

Attributes

install_dir
00c07260dc
install_file
explorgu.exe
strings_key
461809bd97c251ba0c0c8450c7055f1d
url_paths
/yandex/index.php

rc4.plain

Extracted

Family

amadey

Version

4.17

http://185.215.113.32

Attributes

strings_key
461809bd97c251ba0c0c8450c7055f1d
url_paths
/yandex/index.php

rc4.plain

Signatures

Amadey
Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.
trojan amadey

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

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

Processes:

4404db31fa92a0ed3c3f8578f3f1d3992428f84b5b5aba4572acd39d194e8a22.exeexplorgu.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	4404db31fa92a0ed3c3f8578f3f1d3992428f84b5b5aba4572acd39d194e8a22.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	explorgu.exe

Blocklisted process makes network request 2 IoCs

Processes:

rundll32.exerundll32.exe

flow pid process

36 3828 rundll32.exe
42 3604 rundll32.exe
Downloads MZ/PE file

flow	pid	process
36	3828	rundll32.exe
42	3604	rundll32.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:

4404db31fa92a0ed3c3f8578f3f1d3992428f84b5b5aba4572acd39d194e8a22.exeexplorgu.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	4404db31fa92a0ed3c3f8578f3f1d3992428f84b5b5aba4572acd39d194e8a22.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	4404db31fa92a0ed3c3f8578f3f1d3992428f84b5b5aba4572acd39d194e8a22.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	explorgu.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	explorgu.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:

explorgu.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Control Panel\International\Geo\Nation	explorgu.exe

Executes dropped EXE 1 IoCs

Processes:

explorgu.exe

pid process

3460 explorgu.exe

pid	process
3460	explorgu.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:

explorgu.exe4404db31fa92a0ed3c3f8578f3f1d3992428f84b5b5aba4572acd39d194e8a22.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Software\Wine	explorgu.exe
Key opened	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Software\Wine	4404db31fa92a0ed3c3f8578f3f1d3992428f84b5b5aba4572acd39d194e8a22.exe

Loads dropped DLL 3 IoCs

Processes:

rundll32.exerundll32.exerundll32.exe

pid process

2528 rundll32.exe
3828 rundll32.exe
3604 rundll32.exe
Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
spyware stealer

Data from Local System
T1005

Credentials in Registry
T1552.002
Reads local data of messenger clients 2 TTPs
Infostealers often target stored data of messaging applications, which can include saved credentials and account information.
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
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

Processes:

4404db31fa92a0ed3c3f8578f3f1d3992428f84b5b5aba4572acd39d194e8a22.exeexplorgu.exe

pid process

3892 4404db31fa92a0ed3c3f8578f3f1d3992428f84b5b5aba4572acd39d194e8a22.exe
3460 explorgu.exe
Drops file in Windows directory 1 IoCs

Processes:

4404db31fa92a0ed3c3f8578f3f1d3992428f84b5b5aba4572acd39d194e8a22.exe

description ioc process

File created C:\Windows\Tasks\explorgu.job 4404db31fa92a0ed3c3f8578f3f1d3992428f84b5b5aba4572acd39d194e8a22.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

pid	process
2528	rundll32.exe
3828	rundll32.exe
3604	rundll32.exe

description	ioc	process
File created	C:\Windows\Tasks\explorgu.job	4404db31fa92a0ed3c3f8578f3f1d3992428f84b5b5aba4572acd39d194e8a22.exe

Suspicious behavior: EnumeratesProcesses 17 IoCs

Processes:

4404db31fa92a0ed3c3f8578f3f1d3992428f84b5b5aba4572acd39d194e8a22.exeexplorgu.exerundll32.exepowershell.exe

pid	process
3892	4404db31fa92a0ed3c3f8578f3f1d3992428f84b5b5aba4572acd39d194e8a22.exe
3892	4404db31fa92a0ed3c3f8578f3f1d3992428f84b5b5aba4572acd39d194e8a22.exe
3460	explorgu.exe
3460	explorgu.exe
3828	rundll32.exe
3828	rundll32.exe
3828	rundll32.exe
3828	rundll32.exe
3828	rundll32.exe
3828	rundll32.exe
3828	rundll32.exe
3828	rundll32.exe
3828	rundll32.exe
3828	rundll32.exe
1388	powershell.exe
1388	powershell.exe
1388	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

powershell.exe

description pid process

Token: SeDebugPrivilege 1388 powershell.exe
Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

4404db31fa92a0ed3c3f8578f3f1d3992428f84b5b5aba4572acd39d194e8a22.exe

pid process

3892 4404db31fa92a0ed3c3f8578f3f1d3992428f84b5b5aba4572acd39d194e8a22.exe

description	pid	process
Token: SeDebugPrivilege	1388	powershell.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

explorgu.exerundll32.exerundll32.exe

description	pid	process	target process
PID 3460 wrote to memory of 2528	3460	explorgu.exe	rundll32.exe
PID 3460 wrote to memory of 2528	3460	explorgu.exe	rundll32.exe
PID 3460 wrote to memory of 2528	3460	explorgu.exe	rundll32.exe
PID 2528 wrote to memory of 3828	2528	rundll32.exe	rundll32.exe
PID 2528 wrote to memory of 3828	2528	rundll32.exe	rundll32.exe
PID 3828 wrote to memory of 4472	3828	rundll32.exe	netsh.exe
PID 3828 wrote to memory of 4472	3828	rundll32.exe	netsh.exe
PID 3828 wrote to memory of 1388	3828	rundll32.exe	powershell.exe
PID 3828 wrote to memory of 1388	3828	rundll32.exe	powershell.exe
PID 3460 wrote to memory of 3604	3460	explorgu.exe	rundll32.exe
PID 3460 wrote to memory of 3604	3460	explorgu.exe	rundll32.exe
PID 3460 wrote to memory of 3604	3460	explorgu.exe	rundll32.exe

C:\Users\Admin\AppData\Local\Temp\4404db31fa92a0ed3c3f8578f3f1d3992428f84b5b5aba4572acd39d194e8a22.exe
"C:\Users\Admin\AppData\Local\Temp\4404db31fa92a0ed3c3f8578f3f1d3992428f84b5b5aba4572acd39d194e8a22.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
PID:3892

C:\Users\Admin\AppData\Local\Temp\00c07260dc\explorgu.exe
C:\Users\Admin\AppData\Local\Temp\00c07260dc\explorgu.exe
1⤵
- 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:3460

C:\Windows\SysWOW64\rundll32.exe
"C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\006700e5a2ab05\cred64.dll, Main
2⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2528

C:\Windows\system32\rundll32.exe
"C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\006700e5a2ab05\cred64.dll, Main
3⤵
- Blocklisted process makes network request
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3828

C:\Windows\system32\netsh.exe
netsh wlan show profiles
4⤵
PID:4472

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell -Command Compress-Archive -Path 'C:\Users\Admin\AppData\Local\Temp\_Files_\' -DestinationPath 'C:\Users\Admin\AppData\Local\Temp\808065738166_Desktop.zip' -CompressionLevel Optimal
4⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1388

C:\Windows\SysWOW64\rundll32.exe
"C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\006700e5a2ab05\clip64.dll, Main
2⤵
- Blocklisted process makes network request
- Loads dropped DLL
PID:3604

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4160 --field-trial-handle=2304,i,6987730730348465820,3913273227385401271,262144 --variations-seed-version /prefetch:8
1⤵
PID:4572

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Credentials in Registry

T1552.002

Discovery

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\00c07260dc\explorgu.exe
Filesize
1.3MB

MD5
00491c484745d9a9a4732adf272f4600

SHA1
08d3c7b67912f527940bb835b65af23d3049382a

SHA256
e65370bbea636eef8c896cbbd13796f139af910c9e0e156d17ddaa75d00592e1

SHA512
4612983e3ad5f2b7e5c78be2ac2e4ad879c829a89c02386f5f374b11ab3eeb447c27bdd7f215cbe0d36cf3c2426413562e3d2a22cdf51f827883de05d2a0302d

Download Submit
C:\Users\Admin\AppData\Local\Temp\00c07260dc\explorgu.exe
Filesize
1.2MB

MD5
9c18bcd8581022c566d0e244b12b2226

SHA1
4befb7c2c033159d560ae5c73cbd683d4f8e2352

SHA256
dcdb1f54e1e231aa7f039c9bb0b261f54c70f07064a62a1084c3047697b108cf

SHA512
763d7a455d02da1b6902db6f21ac95dafaac7cf27a1aa650d972b384e867b06ccb989f22b3fe938ec5dc041bcc866332714ba564a8597af5458c5367ad995d43

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_gtdjwxma.r2g.ps1
Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Roaming\006700e5a2ab05\clip64.dll
Filesize
109KB

MD5
2afdbe3b99a4736083066a13e4b5d11a

SHA1
4d4856cf02b3123ac16e63d4a448cdbcb1633546

SHA256
8d31b39170909595b518b1a03e9ec950540fabd545ed14817cac5c84b91599ee

SHA512
d89b3c46854153e60e3fa825b394344eee33936d7dbf186af9d95c9adae54428609e3bf21a18d38fce3d96f3e0b8e4e0ed25cb5004fbe288de3aef3a85b1d93f

Download Submit
C:\Users\Admin\AppData\Roaming\006700e5a2ab05\cred64.dll
Filesize
1.2MB

MD5
92fbdfccf6a63acef2743631d16652a7

SHA1
971968b1378dd89d59d7f84bf92f16fc68664506

SHA256
b4588feacc183cd5a089f9bb950827b75df04bd5a6e67c95ff258e4a34aa0d72

SHA512
b8ea216d4a59d8858fd4128abb555f8dcf3acca9138e663b488f09dc5200db6dc11ecc235a355e801145bbbb44d7beac6147949d75d78b32fe9cfd2fa200d117

Download Submit
C:\Users\Admin\AppData\Roaming\006700e5a2ab05\cred64.dll
Filesize
1.1MB

MD5
16bfad66fcdd1716f47e3345bd0dcd6f

SHA1
50a2ea644fb9be60277c1a310cf39a767c3fdaf9

SHA256
4b11966fe30d57794ca430135eb1729c9d0e5d552e86198d70e71a3723b1fa56

SHA512
b5f7b10b181a3b0b3d269a96436a6d57965f2270a1effb60ef54cddb1a6f496f0a7bc5fa4d1505683050d35c6f128036aa5bbf073658e474402b8afe6e5f0871

Download Submit
memory/1388-63-0x00007FFC3B8F0000-0x00007FFC3C3B1000-memory.dmp

Filesize
10.8MB

Download
memory/1388-42-0x0000026D62AC0000-0x0000026D62AE2000-memory.dmp

Filesize
136KB

Download
memory/1388-57-0x0000026D4A980000-0x0000026D4A98A000-memory.dmp

Filesize
40KB

Download
memory/1388-56-0x0000026D62E30000-0x0000026D62E42000-memory.dmp

Filesize
72KB

Download
memory/1388-54-0x0000026D62AB0000-0x0000026D62AC0000-memory.dmp

Filesize
64KB

Download
memory/1388-53-0x0000026D62AB0000-0x0000026D62AC0000-memory.dmp

Filesize
64KB

Download
memory/1388-52-0x00007FFC3B8F0000-0x00007FFC3C3B1000-memory.dmp

Filesize
10.8MB

Download
memory/3460-77-0x00000000000E0000-0x0000000000593000-memory.dmp

Filesize
4.7MB

Download
memory/3460-78-0x00000000000E0000-0x0000000000593000-memory.dmp

Filesize
4.7MB

Download
memory/3460-19-0x00000000000E0000-0x0000000000593000-memory.dmp

Filesize
4.7MB

Download
memory/3460-20-0x0000000004A40000-0x0000000004A41000-memory.dmp

Filesize
4KB

Download
memory/3460-21-0x0000000004A50000-0x0000000004A51000-memory.dmp

Filesize
4KB

Download
memory/3460-22-0x0000000004A30000-0x0000000004A31000-memory.dmp

Filesize
4KB

Download
memory/3460-23-0x0000000004A80000-0x0000000004A81000-memory.dmp

Filesize
4KB

Download
memory/3460-24-0x0000000004A10000-0x0000000004A11000-memory.dmp

Filesize
4KB

Download
memory/3460-26-0x0000000004A70000-0x0000000004A71000-memory.dmp

Filesize
4KB

Download
memory/3460-25-0x0000000004A20000-0x0000000004A21000-memory.dmp

Filesize
4KB

Download
memory/3460-27-0x0000000004AA0000-0x0000000004AA1000-memory.dmp

Filesize
4KB

Download
memory/3460-28-0x0000000004A90000-0x0000000004A91000-memory.dmp

Filesize
4KB

Download
memory/3460-29-0x00000000000E0000-0x0000000000593000-memory.dmp

Filesize
4.7MB

Download
memory/3460-87-0x00000000000E0000-0x0000000000593000-memory.dmp

Filesize
4.7MB

Download
memory/3460-86-0x00000000000E0000-0x0000000000593000-memory.dmp

Filesize
4.7MB

Download
memory/3460-85-0x00000000000E0000-0x0000000000593000-memory.dmp

Filesize
4.7MB

Download
memory/3460-84-0x00000000000E0000-0x0000000000593000-memory.dmp

Filesize
4.7MB

Download
memory/3460-83-0x00000000000E0000-0x0000000000593000-memory.dmp

Filesize
4.7MB

Download
memory/3460-82-0x00000000000E0000-0x0000000000593000-memory.dmp

Filesize
4.7MB

Download
memory/3460-81-0x00000000000E0000-0x0000000000593000-memory.dmp

Filesize
4.7MB

Download
memory/3460-55-0x00000000000E0000-0x0000000000593000-memory.dmp

Filesize
4.7MB

Download
memory/3460-80-0x00000000000E0000-0x0000000000593000-memory.dmp

Filesize
4.7MB

Download
memory/3460-79-0x00000000000E0000-0x0000000000593000-memory.dmp

Filesize
4.7MB

Download
memory/3460-18-0x00000000000E0000-0x0000000000593000-memory.dmp

Filesize
4.7MB

Download
memory/3460-64-0x00000000000E0000-0x0000000000593000-memory.dmp

Filesize
4.7MB

Download
memory/3460-65-0x00000000000E0000-0x0000000000593000-memory.dmp

Filesize
4.7MB

Download
memory/3892-1-0x0000000077C34000-0x0000000077C36000-memory.dmp

Filesize
8KB

Download
memory/3892-7-0x0000000004ED0000-0x0000000004ED1000-memory.dmp

Filesize
4KB

Download
memory/3892-0-0x0000000000730000-0x0000000000BE3000-memory.dmp

Filesize
4.7MB

Download
memory/3892-8-0x0000000004EE0000-0x0000000004EE1000-memory.dmp

Filesize
4KB

Download
memory/3892-9-0x0000000004F60000-0x0000000004F61000-memory.dmp

Filesize
4KB

Download
memory/3892-10-0x0000000004F50000-0x0000000004F51000-memory.dmp

Filesize
4KB

Download
memory/3892-15-0x0000000000730000-0x0000000000BE3000-memory.dmp

Filesize
4.7MB

Download
memory/3892-6-0x0000000004F30000-0x0000000004F31000-memory.dmp

Filesize
4KB

Download
memory/3892-2-0x0000000000730000-0x0000000000BE3000-memory.dmp

Filesize
4.7MB

Download
memory/3892-4-0x0000000004F10000-0x0000000004F11000-memory.dmp

Filesize
4KB

Download
memory/3892-3-0x0000000004F00000-0x0000000004F01000-memory.dmp

Filesize
4KB

Download
memory/3892-5-0x0000000004EF0000-0x0000000004EF1000-memory.dmp

Filesize
4KB

Download