amadey | a575bc46ca73e0a3a0a0fc940088de7eb631d7853e536b697ef94adc2c8021ae

Analysis

max time kernel
147s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20240319-en
resource tags

arch:x64arch:x86image:win10v2004-20240319-enlocale:en-usos:windows10-2004-x64system
submitted
26-03-2024 15:02

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General

Target

a575bc46ca73e0a3a0a0fc940088de7eb631d7853e536b697ef94adc2c8021ae.exe
Size

1.8MB
MD5

9006c31b945dad73e8b7990ce8a771a6
SHA1

6b9669d85db633e3f112ca64db838be6d5cf168d
SHA256

a575bc46ca73e0a3a0a0fc940088de7eb631d7853e536b697ef94adc2c8021ae
SHA512

f5cb059f42807431cba2cab023d331da53a923f783e11d406f610cd6527df5524ab32f4519a5b1c767f10bb39790facb5add7211b5406794212683d549df6a0d
SSDEEP

49152:+O/MyRqrbsikX1g6t2C7ZLtbSLXcIl29+vNko4C:+OZRqr0T/7P2To9+1koH

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:

a575bc46ca73e0a3a0a0fc940088de7eb631d7853e536b697ef94adc2c8021ae.exeexplorgu.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	a575bc46ca73e0a3a0a0fc940088de7eb631d7853e536b697ef94adc2c8021ae.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

41 412 rundll32.exe
45 1172 rundll32.exe
Downloads MZ/PE file

flow	pid	process
41	412	rundll32.exe
45	1172	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:

a575bc46ca73e0a3a0a0fc940088de7eb631d7853e536b697ef94adc2c8021ae.exeexplorgu.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	a575bc46ca73e0a3a0a0fc940088de7eb631d7853e536b697ef94adc2c8021ae.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	a575bc46ca73e0a3a0a0fc940088de7eb631d7853e536b697ef94adc2c8021ae.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-1-5-21-817259280-2658881748-983986378-1000\Control Panel\International\Geo\Nation explorgu.exe
Executes dropped EXE 1 IoCs

Processes:

explorgu.exe

pid process

5092 explorgu.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-817259280-2658881748-983986378-1000\Control Panel\International\Geo\Nation	explorgu.exe

pid	process
5092	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:

a575bc46ca73e0a3a0a0fc940088de7eb631d7853e536b697ef94adc2c8021ae.exeexplorgu.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-817259280-2658881748-983986378-1000\Software\Wine	a575bc46ca73e0a3a0a0fc940088de7eb631d7853e536b697ef94adc2c8021ae.exe
Key opened	\REGISTRY\USER\S-1-5-21-817259280-2658881748-983986378-1000\Software\Wine	explorgu.exe

Loads dropped DLL 3 IoCs

Processes:

rundll32.exerundll32.exerundll32.exe

pid process

3768 rundll32.exe
412 rundll32.exe
1172 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:

a575bc46ca73e0a3a0a0fc940088de7eb631d7853e536b697ef94adc2c8021ae.exeexplorgu.exe

pid process

2912 a575bc46ca73e0a3a0a0fc940088de7eb631d7853e536b697ef94adc2c8021ae.exe
5092 explorgu.exe
Drops file in Windows directory 1 IoCs

Processes:

a575bc46ca73e0a3a0a0fc940088de7eb631d7853e536b697ef94adc2c8021ae.exe

description ioc process

File created C:\Windows\Tasks\explorgu.job a575bc46ca73e0a3a0a0fc940088de7eb631d7853e536b697ef94adc2c8021ae.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

pid	process
3768	rundll32.exe
412	rundll32.exe
1172	rundll32.exe

description	ioc	process
File created	C:\Windows\Tasks\explorgu.job	a575bc46ca73e0a3a0a0fc940088de7eb631d7853e536b697ef94adc2c8021ae.exe

Suspicious behavior: EnumeratesProcesses 17 IoCs

Processes:

a575bc46ca73e0a3a0a0fc940088de7eb631d7853e536b697ef94adc2c8021ae.exeexplorgu.exerundll32.exepowershell.exe

pid	process
2912	a575bc46ca73e0a3a0a0fc940088de7eb631d7853e536b697ef94adc2c8021ae.exe
2912	a575bc46ca73e0a3a0a0fc940088de7eb631d7853e536b697ef94adc2c8021ae.exe
5092	explorgu.exe
5092	explorgu.exe
412	rundll32.exe
412	rundll32.exe
412	rundll32.exe
412	rundll32.exe
412	rundll32.exe
412	rundll32.exe
412	rundll32.exe
412	rundll32.exe
412	rundll32.exe
412	rundll32.exe
4068	powershell.exe
4068	powershell.exe
4068	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

powershell.exe

description pid process

Token: SeDebugPrivilege 4068 powershell.exe
Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

a575bc46ca73e0a3a0a0fc940088de7eb631d7853e536b697ef94adc2c8021ae.exe

pid process

2912 a575bc46ca73e0a3a0a0fc940088de7eb631d7853e536b697ef94adc2c8021ae.exe

description	pid	process
Token: SeDebugPrivilege	4068	powershell.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

explorgu.exerundll32.exerundll32.exe

description	pid	process	target process
PID 5092 wrote to memory of 3768	5092	explorgu.exe	rundll32.exe
PID 5092 wrote to memory of 3768	5092	explorgu.exe	rundll32.exe
PID 5092 wrote to memory of 3768	5092	explorgu.exe	rundll32.exe
PID 3768 wrote to memory of 412	3768	rundll32.exe	rundll32.exe
PID 3768 wrote to memory of 412	3768	rundll32.exe	rundll32.exe
PID 412 wrote to memory of 1104	412	rundll32.exe	netsh.exe
PID 412 wrote to memory of 1104	412	rundll32.exe	netsh.exe
PID 412 wrote to memory of 4068	412	rundll32.exe	powershell.exe
PID 412 wrote to memory of 4068	412	rundll32.exe	powershell.exe
PID 5092 wrote to memory of 1172	5092	explorgu.exe	rundll32.exe
PID 5092 wrote to memory of 1172	5092	explorgu.exe	rundll32.exe
PID 5092 wrote to memory of 1172	5092	explorgu.exe	rundll32.exe

C:\Users\Admin\AppData\Local\Temp\a575bc46ca73e0a3a0a0fc940088de7eb631d7853e536b697ef94adc2c8021ae.exe
"C:\Users\Admin\AppData\Local\Temp\a575bc46ca73e0a3a0a0fc940088de7eb631d7853e536b697ef94adc2c8021ae.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:2912

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:5092

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:3768

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:412

C:\Windows\system32\netsh.exe
netsh wlan show profiles
4⤵
PID:1104

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\172592802658_Desktop.zip' -CompressionLevel Optimal
4⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4068

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:1172

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=2712 --field-trial-handle=2264,i,1475924722205134884,16549311107360026087,262144 --variations-seed-version /prefetch:8
1⤵
PID:3824

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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

System Information Discovery

T1082

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

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Downloads

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

Filesize
1.8MB

MD5
9006c31b945dad73e8b7990ce8a771a6

SHA1
6b9669d85db633e3f112ca64db838be6d5cf168d

SHA256
a575bc46ca73e0a3a0a0fc940088de7eb631d7853e536b697ef94adc2c8021ae

SHA512
f5cb059f42807431cba2cab023d331da53a923f783e11d406f610cd6527df5524ab32f4519a5b1c767f10bb39790facb5add7211b5406794212683d549df6a0d

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_fjxznypb.j2m.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
33KB

MD5
655987d779a8af27090e8f3ef590fdf3

SHA1
ecf429e25cbff410a35022d9eec75e73a30ffbcf

SHA256
72fee07a94d1caa47a539ca5cab30d5e1091283e29c4be57434b7380ad77fca3

SHA512
4da353ea6a3551dc8d34e919f3786852135d461be2378c455d7303c5de1dc0501213f6a828f43f483d6feb9f05f4c75483d5c472aa03b37adab0a9422e8310c0

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

Filesize
1.0MB

MD5
163a9dbcc0157b93b33b8527482689bf

SHA1
67b89a48fc311670ea3fc98f68ce5b950b8dc057

SHA256
bb29f35fa5ac40b830d84a72671545301f8466e4c85244da7c0b44445992924a

SHA512
3387974091ad5bb7a5493773ef1c19b367fcd3ff0d05f0f9e689d807ab61ca3ea147b5e91445a0ffacdbc3f6f551f5b863020f970aac16b45ef8650d23fd4eb5

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

Filesize
698KB

MD5
f2c4f2dac7a27705c398121c08012dce

SHA1
e9ce84ccc288d6a3add762c0bad69066d8420e29

SHA256
b43bf37273e09a81bd30f6687486b9cb0e77277874052e71a297aa6aeb7e1466

SHA512
ab037bbfe2c28a516714796bcbf3d7ac7f072077ea21918a462dbc79ee78364b18665953733f01618ed9ae992144a26737680dc2dc16aedb31ab7f7442bf772f

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

Filesize
946KB

MD5
79134d65cbce0a7e10783ed5efcf5f47

SHA1
1cefecfed400499330e119e5e39cf798772b74ff

SHA256
773f4988b58643f4b984d1a27e6df60ce4b33ea2817a8307f71cf7cf3d0a99a2

SHA512
8c3101db03e3fd35607c41b5a654033ae19b5da4f75e61f7732ede31244c9709e78ed90ae5e0071a33a673f72024b3d9b3c99f0bbdf65f71b7d396813d9fedf8

Download Submit
memory/2912-10-0x0000000005680000-0x0000000005681000-memory.dmp

Filesize
4KB

Download
memory/2912-8-0x0000000005600000-0x0000000005601000-memory.dmp

Filesize
4KB

Download
memory/2912-9-0x0000000005650000-0x0000000005651000-memory.dmp

Filesize
4KB

Download
memory/2912-7-0x0000000005610000-0x0000000005611000-memory.dmp

Filesize
4KB

Download
memory/2912-11-0x0000000005670000-0x0000000005671000-memory.dmp

Filesize
4KB

Download
memory/2912-16-0x0000000000CA0000-0x0000000001146000-memory.dmp

Filesize
4.6MB

Download
memory/2912-6-0x00000000055F0000-0x00000000055F1000-memory.dmp

Filesize
4KB

Download
memory/2912-4-0x0000000005620000-0x0000000005621000-memory.dmp

Filesize
4KB

Download
memory/2912-0-0x0000000000CA0000-0x0000000001146000-memory.dmp

Filesize
4.6MB

Download
memory/2912-5-0x0000000005660000-0x0000000005661000-memory.dmp

Filesize
4KB

Download
memory/2912-3-0x0000000005630000-0x0000000005631000-memory.dmp

Filesize
4KB

Download
memory/2912-2-0x0000000000CA0000-0x0000000001146000-memory.dmp

Filesize
4.6MB

Download
memory/2912-1-0x00000000778A4000-0x00000000778A6000-memory.dmp

Filesize
8KB

Download
memory/4068-59-0x0000025AFFBB0000-0x0000025AFFBC2000-memory.dmp

Filesize
72KB

Download
memory/4068-54-0x0000025AFFBE0000-0x0000025AFFC02000-memory.dmp

Filesize
136KB

Download
memory/4068-66-0x00007FFABFDA0000-0x00007FFAC0861000-memory.dmp

Filesize
10.8MB

Download
memory/4068-60-0x0000025AFFB10000-0x0000025AFFB1A000-memory.dmp

Filesize
40KB

Download
memory/4068-55-0x00007FFABFDA0000-0x00007FFAC0861000-memory.dmp

Filesize
10.8MB

Download
memory/4068-58-0x0000025AFFB30000-0x0000025AFFB40000-memory.dmp

Filesize
64KB

Download
memory/4068-56-0x0000025AFFB30000-0x0000025AFFB40000-memory.dmp

Filesize
64KB

Download
memory/4068-57-0x0000025AFFB30000-0x0000025AFFB40000-memory.dmp

Filesize
64KB

Download
memory/5092-25-0x0000000005650000-0x0000000005651000-memory.dmp

Filesize
4KB

Download
memory/5092-20-0x0000000000D00000-0x00000000011A6000-memory.dmp

Filesize
4.6MB

Download
memory/5092-24-0x00000000056B0000-0x00000000056B1000-memory.dmp

Filesize
4KB

Download
memory/5092-44-0x0000000000D00000-0x00000000011A6000-memory.dmp

Filesize
4.6MB

Download
memory/5092-26-0x0000000005660000-0x0000000005661000-memory.dmp

Filesize
4KB

Download
memory/5092-22-0x0000000005690000-0x0000000005691000-memory.dmp

Filesize
4KB

Download
memory/5092-23-0x0000000005670000-0x0000000005671000-memory.dmp

Filesize
4KB

Download
memory/5092-31-0x0000000000D00000-0x00000000011A6000-memory.dmp

Filesize
4.6MB

Download
memory/5092-30-0x0000000000D00000-0x00000000011A6000-memory.dmp

Filesize
4.6MB

Download
memory/5092-29-0x0000000000D00000-0x00000000011A6000-memory.dmp

Filesize
4.6MB

Download
memory/5092-28-0x00000000056D0000-0x00000000056D1000-memory.dmp

Filesize
4KB

Download
memory/5092-21-0x0000000005680000-0x0000000005681000-memory.dmp

Filesize
4KB

Download
memory/5092-27-0x00000000056E0000-0x00000000056E1000-memory.dmp

Filesize
4KB

Download
memory/5092-67-0x0000000000D00000-0x00000000011A6000-memory.dmp

Filesize
4.6MB

Download
memory/5092-19-0x0000000000D00000-0x00000000011A6000-memory.dmp

Filesize
4.6MB

Download
memory/5092-79-0x0000000000D00000-0x00000000011A6000-memory.dmp

Filesize
4.6MB

Download
memory/5092-80-0x0000000000D00000-0x00000000011A6000-memory.dmp

Filesize
4.6MB

Download
memory/5092-81-0x0000000000D00000-0x00000000011A6000-memory.dmp

Filesize
4.6MB

Download
memory/5092-82-0x0000000000D00000-0x00000000011A6000-memory.dmp

Filesize
4.6MB

Download
memory/5092-83-0x0000000000D00000-0x00000000011A6000-memory.dmp

Filesize
4.6MB

Download
memory/5092-84-0x0000000000D00000-0x00000000011A6000-memory.dmp

Filesize
4.6MB

Download
memory/5092-85-0x0000000000D00000-0x00000000011A6000-memory.dmp

Filesize
4.6MB

Download
memory/5092-86-0x0000000000D00000-0x00000000011A6000-memory.dmp

Filesize
4.6MB

Download
memory/5092-87-0x0000000000D00000-0x00000000011A6000-memory.dmp

Filesize
4.6MB

Download