amadey | c4e6a95123560d53b28898d4d0ce58cbce6fed215932f2b9ebce620f68ed9fcc

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
25-04-2024 07:32

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General

Target

c4e6a95123560d53b28898d4d0ce58cbce6fed215932f2b9ebce620f68ed9fcc.exe
Size

1.8MB
MD5

a888a5da90f5ed7c95c0f18b0c952e41
SHA1

0899f6b32faa0bdf420939c17376ea31fe532f51
SHA256

c4e6a95123560d53b28898d4d0ce58cbce6fed215932f2b9ebce620f68ed9fcc
SHA512

9b644a0ed0033d44405c0744917450eb42b166705672d69255ae3acad0e879b822748e08d7513f68cf8c169c8e8e75cfa271aa2698cc8375c6f434762d299a53
SSDEEP

49152:xs8z00vzP0jMsnbb2UFcoXotI51uVbpoYvuWBL0d:RV7YRnbbrotk1ObpoYv5d+

Score

10^/10

amadey evasion spyware stealer trojan

Malware Config

Extracted

Family

amadey

Version

4.17

http://193.233.132.167

Attributes

install_dir
4d0ab15804
install_file
chrosha.exe
strings_key
1a9519d7b465e1f4880fa09a6162d768
url_paths
/enigma/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:

c4e6a95123560d53b28898d4d0ce58cbce6fed215932f2b9ebce620f68ed9fcc.exechrosha.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	c4e6a95123560d53b28898d4d0ce58cbce6fed215932f2b9ebce620f68ed9fcc.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	chrosha.exe

Blocklisted process makes network request 2 IoCs

Processes:

rundll32.exerundll32.exe

flow pid process

61 376 rundll32.exe
62 3816 rundll32.exe
Downloads MZ/PE file

flow	pid	process
61	376	rundll32.exe
62	3816	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:

c4e6a95123560d53b28898d4d0ce58cbce6fed215932f2b9ebce620f68ed9fcc.exechrosha.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	c4e6a95123560d53b28898d4d0ce58cbce6fed215932f2b9ebce620f68ed9fcc.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	c4e6a95123560d53b28898d4d0ce58cbce6fed215932f2b9ebce620f68ed9fcc.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	chrosha.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	chrosha.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:

chrosha.exe

description ioc process

Key value queried \REGISTRY\USER\S-1-5-21-1132431369-515282257-1998160155-1000\Control Panel\International\Geo\Nation chrosha.exe
Executes dropped EXE 1 IoCs

Processes:

chrosha.exe

pid process

2740 chrosha.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1132431369-515282257-1998160155-1000\Control Panel\International\Geo\Nation	chrosha.exe

pid	process
2740	chrosha.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:

c4e6a95123560d53b28898d4d0ce58cbce6fed215932f2b9ebce620f68ed9fcc.exechrosha.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1132431369-515282257-1998160155-1000\Software\Wine	c4e6a95123560d53b28898d4d0ce58cbce6fed215932f2b9ebce620f68ed9fcc.exe
Key opened	\REGISTRY\USER\S-1-5-21-1132431369-515282257-1998160155-1000\Software\Wine	chrosha.exe

Loads dropped DLL 3 IoCs

Processes:

rundll32.exerundll32.exerundll32.exe

pid process

2492 rundll32.exe
376 rundll32.exe
3816 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:

c4e6a95123560d53b28898d4d0ce58cbce6fed215932f2b9ebce620f68ed9fcc.exechrosha.exe

pid process

5104 c4e6a95123560d53b28898d4d0ce58cbce6fed215932f2b9ebce620f68ed9fcc.exe
2740 chrosha.exe
Drops file in Windows directory 1 IoCs

Processes:

c4e6a95123560d53b28898d4d0ce58cbce6fed215932f2b9ebce620f68ed9fcc.exe

description ioc process

File created C:\Windows\Tasks\chrosha.job c4e6a95123560d53b28898d4d0ce58cbce6fed215932f2b9ebce620f68ed9fcc.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

pid	process
2492	rundll32.exe
376	rundll32.exe
3816	rundll32.exe

description	ioc	process
File created	C:\Windows\Tasks\chrosha.job	c4e6a95123560d53b28898d4d0ce58cbce6fed215932f2b9ebce620f68ed9fcc.exe

Suspicious behavior: EnumeratesProcesses 17 IoCs

Processes:

c4e6a95123560d53b28898d4d0ce58cbce6fed215932f2b9ebce620f68ed9fcc.exechrosha.exerundll32.exepowershell.exe

pid	process
5104	c4e6a95123560d53b28898d4d0ce58cbce6fed215932f2b9ebce620f68ed9fcc.exe
5104	c4e6a95123560d53b28898d4d0ce58cbce6fed215932f2b9ebce620f68ed9fcc.exe
2740	chrosha.exe
2740	chrosha.exe
376	rundll32.exe
376	rundll32.exe
376	rundll32.exe
376	rundll32.exe
376	rundll32.exe
376	rundll32.exe
376	rundll32.exe
376	rundll32.exe
376	rundll32.exe
376	rundll32.exe
460	powershell.exe
460	powershell.exe
460	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

powershell.exe

description pid process

Token: SeDebugPrivilege 460 powershell.exe
Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

c4e6a95123560d53b28898d4d0ce58cbce6fed215932f2b9ebce620f68ed9fcc.exe

pid process

5104 c4e6a95123560d53b28898d4d0ce58cbce6fed215932f2b9ebce620f68ed9fcc.exe

description	pid	process
Token: SeDebugPrivilege	460	powershell.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

chrosha.exerundll32.exerundll32.exe

description	pid	process	target process
PID 2740 wrote to memory of 2492	2740	chrosha.exe	rundll32.exe
PID 2740 wrote to memory of 2492	2740	chrosha.exe	rundll32.exe
PID 2740 wrote to memory of 2492	2740	chrosha.exe	rundll32.exe
PID 2492 wrote to memory of 376	2492	rundll32.exe	rundll32.exe
PID 2492 wrote to memory of 376	2492	rundll32.exe	rundll32.exe
PID 376 wrote to memory of 1472	376	rundll32.exe	netsh.exe
PID 376 wrote to memory of 1472	376	rundll32.exe	netsh.exe
PID 376 wrote to memory of 460	376	rundll32.exe	powershell.exe
PID 376 wrote to memory of 460	376	rundll32.exe	powershell.exe
PID 2740 wrote to memory of 3816	2740	chrosha.exe	rundll32.exe
PID 2740 wrote to memory of 3816	2740	chrosha.exe	rundll32.exe
PID 2740 wrote to memory of 3816	2740	chrosha.exe	rundll32.exe

C:\Users\Admin\AppData\Local\Temp\c4e6a95123560d53b28898d4d0ce58cbce6fed215932f2b9ebce620f68ed9fcc.exe
"C:\Users\Admin\AppData\Local\Temp\c4e6a95123560d53b28898d4d0ce58cbce6fed215932f2b9ebce620f68ed9fcc.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:5104

C:\Users\Admin\AppData\Local\Temp\4d0ab15804\chrosha.exe
C:\Users\Admin\AppData\Local\Temp\4d0ab15804\chrosha.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:2740

C:\Windows\SysWOW64\rundll32.exe
"C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\c1ec479e5342a2\cred64.dll, Main
2⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2492

C:\Windows\system32\rundll32.exe
"C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\c1ec479e5342a2\cred64.dll, Main
3⤵
- Blocklisted process makes network request
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:376

C:\Windows\system32\netsh.exe
netsh wlan show profiles
4⤵
PID:1472

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\132431369515_Desktop.zip' -CompressionLevel Optimal
4⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:460

C:\Windows\SysWOW64\rundll32.exe
"C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\c1ec479e5342a2\clip64.dll, Main
2⤵
- Blocklisted process makes network request
- Loads dropped DLL
PID:3816

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\4d0ab15804\chrosha.exe
Filesize
1.8MB

MD5
a888a5da90f5ed7c95c0f18b0c952e41

SHA1
0899f6b32faa0bdf420939c17376ea31fe532f51

SHA256
c4e6a95123560d53b28898d4d0ce58cbce6fed215932f2b9ebce620f68ed9fcc

SHA512
9b644a0ed0033d44405c0744917450eb42b166705672d69255ae3acad0e879b822748e08d7513f68cf8c169c8e8e75cfa271aa2698cc8375c6f434762d299a53

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ofxayvce.v0t.ps1
Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Roaming\c1ec479e5342a2\clip64.dll
Filesize
109KB

MD5
154c3f1334dd435f562672f2664fea6b

SHA1
51dd25e2ba98b8546de163b8f26e2972a90c2c79

SHA256
5f431129f97f3d56929f1e5584819e091bd6c854d7e18503074737fc6d79e33f

SHA512
1bca69bbcdb7ecd418769e9d4befc458f9f8e3cee81feb7316bb61e189e2904f4431e4cc7d291e179a5dec441b959d428d8e433f579036f763bbad6460222841

Download Submit
C:\Users\Admin\AppData\Roaming\c1ec479e5342a2\cred64.dll
Filesize
1.2MB

MD5
f35b671fda2603ec30ace10946f11a90

SHA1
059ad6b06559d4db581b1879e709f32f80850872

SHA256
83e3df5bec15d5333935bea8b719a6d677e2fb3dc1cf9e18e7b82fd0438285c7

SHA512
b5fa27d08c64727cef7fdda5e68054a4359cd697df50d70d1d90da583195959a139066a6214531bbc5f20cd4f9bc1ca3e4244396547381291a6a1d2df9cf8705

Download Submit
memory/460-64-0x00007FFE2CAD0000-0x00007FFE2D591000-memory.dmp

Filesize
10.8MB

Download
memory/460-57-0x000001A475120000-0x000001A475132000-memory.dmp

Filesize
72KB

Download
memory/460-58-0x000001A474570000-0x000001A47457A000-memory.dmp

Filesize
40KB

Download
memory/460-56-0x000001A474B20000-0x000001A474B30000-memory.dmp

Filesize
64KB

Download
memory/460-55-0x000001A474B20000-0x000001A474B30000-memory.dmp

Filesize
64KB

Download
memory/460-52-0x00007FFE2CAD0000-0x00007FFE2D591000-memory.dmp

Filesize
10.8MB

Download
memory/460-53-0x000001A474B20000-0x000001A474B30000-memory.dmp

Filesize
64KB

Download
memory/460-43-0x000001A4744C0000-0x000001A4744E2000-memory.dmp

Filesize
136KB

Download
memory/2740-65-0x0000000000930000-0x0000000000DED000-memory.dmp

Filesize
4.7MB

Download
memory/2740-66-0x0000000000930000-0x0000000000DED000-memory.dmp

Filesize
4.7MB

Download
memory/2740-19-0x0000000000930000-0x0000000000DED000-memory.dmp

Filesize
4.7MB

Download
memory/2740-20-0x0000000000930000-0x0000000000DED000-memory.dmp

Filesize
4.7MB

Download
memory/2740-22-0x00000000052F0000-0x00000000052F1000-memory.dmp

Filesize
4KB

Download
memory/2740-23-0x0000000005330000-0x0000000005331000-memory.dmp

Filesize
4KB

Download
memory/2740-21-0x0000000005300000-0x0000000005301000-memory.dmp

Filesize
4KB

Download
memory/2740-24-0x00000000052D0000-0x00000000052D1000-memory.dmp

Filesize
4KB

Download
memory/2740-25-0x00000000052E0000-0x00000000052E1000-memory.dmp

Filesize
4KB

Download
memory/2740-26-0x0000000005310000-0x0000000005311000-memory.dmp

Filesize
4KB

Download
memory/2740-27-0x0000000005350000-0x0000000005351000-memory.dmp

Filesize
4KB

Download
memory/2740-28-0x0000000005340000-0x0000000005341000-memory.dmp

Filesize
4KB

Download
memory/2740-29-0x0000000000930000-0x0000000000DED000-memory.dmp

Filesize
4.7MB

Download
memory/2740-86-0x0000000000930000-0x0000000000DED000-memory.dmp

Filesize
4.7MB

Download
memory/2740-85-0x0000000000930000-0x0000000000DED000-memory.dmp

Filesize
4.7MB

Download
memory/2740-84-0x0000000000930000-0x0000000000DED000-memory.dmp

Filesize
4.7MB

Download
memory/2740-83-0x0000000000930000-0x0000000000DED000-memory.dmp

Filesize
4.7MB

Download
memory/2740-82-0x0000000000930000-0x0000000000DED000-memory.dmp

Filesize
4.7MB

Download
memory/2740-81-0x0000000000930000-0x0000000000DED000-memory.dmp

Filesize
4.7MB

Download
memory/2740-54-0x0000000000930000-0x0000000000DED000-memory.dmp

Filesize
4.7MB

Download
memory/2740-80-0x0000000000930000-0x0000000000DED000-memory.dmp

Filesize
4.7MB

Download
memory/2740-79-0x0000000000930000-0x0000000000DED000-memory.dmp

Filesize
4.7MB

Download
memory/2740-78-0x0000000000930000-0x0000000000DED000-memory.dmp

Filesize
4.7MB

Download
memory/5104-4-0x00000000049F0000-0x00000000049F1000-memory.dmp

Filesize
4KB

Download
memory/5104-0-0x0000000000EE0000-0x000000000139D000-memory.dmp

Filesize
4.7MB

Download
memory/5104-16-0x0000000000EE0000-0x000000000139D000-memory.dmp

Filesize
4.7MB

Download
memory/5104-1-0x0000000077744000-0x0000000077746000-memory.dmp

Filesize
8KB

Download
memory/5104-3-0x00000000049E0000-0x00000000049E1000-memory.dmp

Filesize
4KB

Download
memory/5104-5-0x00000000049D0000-0x00000000049D1000-memory.dmp

Filesize
4KB

Download
memory/5104-2-0x0000000000EE0000-0x000000000139D000-memory.dmp

Filesize
4.7MB

Download
memory/5104-6-0x0000000004A10000-0x0000000004A11000-memory.dmp

Filesize
4KB

Download
memory/5104-7-0x00000000049B0000-0x00000000049B1000-memory.dmp

Filesize
4KB

Download
memory/5104-8-0x00000000049C0000-0x00000000049C1000-memory.dmp

Filesize
4KB

Download
memory/5104-9-0x0000000004A00000-0x0000000004A01000-memory.dmp

Filesize
4KB

Download
memory/5104-10-0x0000000004A30000-0x0000000004A31000-memory.dmp

Filesize
4KB

Download
memory/5104-11-0x0000000004A20000-0x0000000004A21000-memory.dmp

Filesize
4KB

Download