amadey | ddb4a7f6e444ba72319b70bb87b313b2bd6d6015b1bb023a7d8ae0135eb81565

Analysis

max time kernel
147s
max time network
149s
platform
windows11-21h2_x64
resource
win11-20240426-en
resource tags

arch:x64arch:x86image:win11-20240426-enlocale:en-usos:windows11-21h2-x64system
submitted
06-05-2024 15:52

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General

Target

ddb4a7f6e444ba72319b70bb87b313b2bd6d6015b1bb023a7d8ae0135eb81565.exe
Size

1.8MB
MD5

951b11806c20c122c0b8bb4614eb3653
SHA1

def53bc8d852f620684d88336e14d9d3b167f48f
SHA256

ddb4a7f6e444ba72319b70bb87b313b2bd6d6015b1bb023a7d8ae0135eb81565
SHA512

d18829cfb7907fb270c6f9eddcefbe13e56b1283d6ef0ca1d74016b0c6525c8338668bef20de089e6b97bd048ba5f15c1c83d4525af5b27deb37c25028ab4e38
SSDEEP

49152:56l3ixgkGuDI6OqgfA9qhTiF8GwZMh8v5DSMymIfZOfZOAp:5M3UgFaTgfA+kwiSvh2vfZ

Score

10^/10

amadey evasion execution spyware stealer trojan

Malware Config

Extracted

Family

amadey

Version

4.18

http://193.233.132.56

Attributes

install_dir
09fd851a4f
install_file
explorha.exe
strings_key
443351145ece4966ded809641c77cfa8
url_paths
/Pneh2sXQk0/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 5 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	ddb4a7f6e444ba72319b70bb87b313b2bd6d6015b1bb023a7d8ae0135eb81565.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	explorha.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	explorha.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	explorha.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	explorha.exe

Blocklisted process makes network request 2 IoCs

flow	pid	Process
3	2280	rundll32.exe
4	2152	rundll32.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

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	explorha.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	explorha.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	explorha.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	ddb4a7f6e444ba72319b70bb87b313b2bd6d6015b1bb023a7d8ae0135eb81565.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	explorha.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	explorha.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	explorha.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	ddb4a7f6e444ba72319b70bb87b313b2bd6d6015b1bb023a7d8ae0135eb81565.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	explorha.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	explorha.exe

Executes dropped EXE 4 IoCs

pid	Process
2984	explorha.exe
3212	explorha.exe
816	explorha.exe
1372	explorha.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

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2551177587-3778486488-1329702901-1000\Software\Wine	ddb4a7f6e444ba72319b70bb87b313b2bd6d6015b1bb023a7d8ae0135eb81565.exe
Key opened	\REGISTRY\USER\S-1-5-21-2551177587-3778486488-1329702901-1000\Software\Wine	explorha.exe
Key opened	\REGISTRY\USER\S-1-5-21-2551177587-3778486488-1329702901-1000\Software\Wine	explorha.exe
Key opened	\REGISTRY\USER\S-1-5-21-2551177587-3778486488-1329702901-1000\Software\Wine	explorha.exe
Key opened	\REGISTRY\USER\S-1-5-21-2551177587-3778486488-1329702901-1000\Software\Wine	explorha.exe

Loads dropped DLL 3 IoCs

pid	Process
2964	rundll32.exe
2280	rundll32.exe
2152	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 5 IoCs

pid	Process
2096	ddb4a7f6e444ba72319b70bb87b313b2bd6d6015b1bb023a7d8ae0135eb81565.exe
2984	explorha.exe
3212	explorha.exe
816	explorha.exe
1372	explorha.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\explorha.job	ddb4a7f6e444ba72319b70bb87b313b2bd6d6015b1bb023a7d8ae0135eb81565.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
4740	powershell.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 22 IoCs

pid	Process
2096	ddb4a7f6e444ba72319b70bb87b313b2bd6d6015b1bb023a7d8ae0135eb81565.exe
2096	ddb4a7f6e444ba72319b70bb87b313b2bd6d6015b1bb023a7d8ae0135eb81565.exe
2984	explorha.exe
2984	explorha.exe
3212	explorha.exe
3212	explorha.exe
2280	rundll32.exe
2280	rundll32.exe
2280	rundll32.exe
2280	rundll32.exe
2280	rundll32.exe
2280	rundll32.exe
2280	rundll32.exe
2280	rundll32.exe
2280	rundll32.exe
2280	rundll32.exe
4740	powershell.exe
4740	powershell.exe
816	explorha.exe
816	explorha.exe
1372	explorha.exe
1372	explorha.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4740	powershell.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 2096 wrote to memory of 2984	2096	ddb4a7f6e444ba72319b70bb87b313b2bd6d6015b1bb023a7d8ae0135eb81565.exe	83
PID 2096 wrote to memory of 2984	2096	ddb4a7f6e444ba72319b70bb87b313b2bd6d6015b1bb023a7d8ae0135eb81565.exe	83
PID 2096 wrote to memory of 2984	2096	ddb4a7f6e444ba72319b70bb87b313b2bd6d6015b1bb023a7d8ae0135eb81565.exe	83
PID 2984 wrote to memory of 2964	2984	explorha.exe	85
PID 2984 wrote to memory of 2964	2984	explorha.exe	85
PID 2984 wrote to memory of 2964	2984	explorha.exe	85
PID 2964 wrote to memory of 2280	2964	rundll32.exe	86
PID 2964 wrote to memory of 2280	2964	rundll32.exe	86
PID 2280 wrote to memory of 2752	2280	rundll32.exe	87
PID 2280 wrote to memory of 2752	2280	rundll32.exe	87
PID 2280 wrote to memory of 4740	2280	rundll32.exe	89
PID 2280 wrote to memory of 4740	2280	rundll32.exe	89
PID 2984 wrote to memory of 2152	2984	explorha.exe	91
PID 2984 wrote to memory of 2152	2984	explorha.exe	91
PID 2984 wrote to memory of 2152	2984	explorha.exe	91

C:\Users\Admin\AppData\Local\Temp\ddb4a7f6e444ba72319b70bb87b313b2bd6d6015b1bb023a7d8ae0135eb81565.exe
"C:\Users\Admin\AppData\Local\Temp\ddb4a7f6e444ba72319b70bb87b313b2bd6d6015b1bb023a7d8ae0135eb81565.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 WriteProcessMemory
PID:2096
- C:\Users\Admin\AppData\Local\Temp\09fd851a4f\explorha.exe
  "C:\Users\Admin\AppData\Local\Temp\09fd851a4f\explorha.exe"
  2⤵
  - 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
  - Suspicious use of WriteProcessMemory
  PID:2984
- - C:\Windows\SysWOW64\rundll32.exe
    "C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\a091ec0a6e2227\cred64.dll, Main
    3⤵
    - Loads dropped DLL
    - Suspicious use of WriteProcessMemory
    PID:2964
  - - C:\Windows\system32\rundll32.exe
      "C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\a091ec0a6e2227\cred64.dll, Main
      4⤵
      Blocklisted process makes network request
      Loads dropped DLL
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of WriteProcessMemory
      PID:2280
    - - C:\Windows\system32\netsh.exe
        
        netsh wlan show profiles
        5⤵
        
        PID:2752
    - - 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\551177587377_Desktop.zip' -CompressionLevel Optimal
        5⤵
        Command and Scripting Interpreter: PowerShell
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:4740
- - C:\Windows\SysWOW64\rundll32.exe
    "C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\a091ec0a6e2227\clip64.dll, Main
    3⤵
    - Blocklisted process makes network request
    - Loads dropped DLL
    PID:2152

C:\Users\Admin\AppData\Local\Temp\09fd851a4f\explorha.exe
C:\Users\Admin\AppData\Local\Temp\09fd851a4f\explorha.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:3212

C:\Users\Admin\AppData\Local\Temp\09fd851a4f\explorha.exe
C:\Users\Admin\AppData\Local\Temp\09fd851a4f\explorha.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:816

C:\Users\Admin\AppData\Local\Temp\09fd851a4f\explorha.exe
C:\Users\Admin\AppData\Local\Temp\09fd851a4f\explorha.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:1372

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

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\09fd851a4f\explorha.exe

Filesize
1.8MB

MD5
951b11806c20c122c0b8bb4614eb3653

SHA1
def53bc8d852f620684d88336e14d9d3b167f48f

SHA256
ddb4a7f6e444ba72319b70bb87b313b2bd6d6015b1bb023a7d8ae0135eb81565

SHA512
d18829cfb7907fb270c6f9eddcefbe13e56b1283d6ef0ca1d74016b0c6525c8338668bef20de089e6b97bd048ba5f15c1c83d4525af5b27deb37c25028ab4e38

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_qazlkfbk.cmj.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Roaming\a091ec0a6e2227\clip64.dll

Filesize
109KB

MD5
726cd06231883a159ec1ce28dd538699

SHA1
404897e6a133d255ad5a9c26ac6414d7134285a2

SHA256
12fef2d5995d671ec0e91bdbdc91e2b0d3c90ed3a8b2b13ddaa8ad64727dcd46

SHA512
9ea82e7cb6c6a58446bd5033855947c3e2d475d2910f2b941235e0b96aa08eec822d2dd17cc86b2d3fce930f78b799291992408e309a6c63e3011266810ea83e

Download Submit
C:\Users\Admin\AppData\Roaming\a091ec0a6e2227\cred64.dll

Filesize
1.2MB

MD5
15a42d3e4579da615a384c717ab2109b

SHA1
22aeedeb2307b1370cdab70d6a6b6d2c13ad2301

SHA256
3c97bb410e49b11af8116feb7240b7101e1967cae7538418c45c3d2e072e8103

SHA512
1eb7f126dccc88a2479e3818c36120f5af3caa0d632b9ea803485ee6531d6e2a1fd0805b1c4364983d280df23ea5ca3ad4a5fca558ac436efae36af9b795c444

Download Submit
memory/816-75-0x0000000000B20000-0x0000000000FE1000-memory.dmp

Filesize
4.8MB

Download
memory/816-76-0x0000000000B20000-0x0000000000FE1000-memory.dmp

Filesize
4.8MB

Download
memory/1372-84-0x0000000000B20000-0x0000000000FE1000-memory.dmp

Filesize
4.8MB

Download
memory/1372-85-0x0000000000B20000-0x0000000000FE1000-memory.dmp

Filesize
4.8MB

Download
memory/2096-3-0x0000000000960000-0x0000000000E21000-memory.dmp

Filesize
4.8MB

Download
memory/2096-15-0x0000000000960000-0x0000000000E21000-memory.dmp

Filesize
4.8MB

Download
memory/2096-5-0x0000000000960000-0x0000000000E21000-memory.dmp

Filesize
4.8MB

Download
memory/2096-0-0x0000000000960000-0x0000000000E21000-memory.dmp

Filesize
4.8MB

Download
memory/2096-2-0x0000000000961000-0x0000000000990000-memory.dmp

Filesize
188KB

Download
memory/2096-1-0x00000000777E6000-0x00000000777E8000-memory.dmp

Filesize
8KB

Download
memory/2984-73-0x0000000000B20000-0x0000000000FE1000-memory.dmp

Filesize
4.8MB

Download
memory/2984-77-0x0000000000B20000-0x0000000000FE1000-memory.dmp

Filesize
4.8MB

Download
memory/2984-86-0x0000000000B20000-0x0000000000FE1000-memory.dmp

Filesize
4.8MB

Download
memory/2984-17-0x0000000000B20000-0x0000000000FE1000-memory.dmp

Filesize
4.8MB

Download
memory/2984-18-0x0000000000B21000-0x0000000000B50000-memory.dmp

Filesize
188KB

Download
memory/2984-82-0x0000000000B20000-0x0000000000FE1000-memory.dmp

Filesize
4.8MB

Download
memory/2984-81-0x0000000000B20000-0x0000000000FE1000-memory.dmp

Filesize
4.8MB

Download
memory/2984-80-0x0000000000B20000-0x0000000000FE1000-memory.dmp

Filesize
4.8MB

Download
memory/2984-56-0x0000000000B20000-0x0000000000FE1000-memory.dmp

Filesize
4.8MB

Download
memory/2984-57-0x0000000000B20000-0x0000000000FE1000-memory.dmp

Filesize
4.8MB

Download
memory/2984-58-0x0000000000B20000-0x0000000000FE1000-memory.dmp

Filesize
4.8MB

Download
memory/2984-79-0x0000000000B20000-0x0000000000FE1000-memory.dmp

Filesize
4.8MB

Download
memory/2984-69-0x0000000000B20000-0x0000000000FE1000-memory.dmp

Filesize
4.8MB

Download
memory/2984-70-0x0000000000B20000-0x0000000000FE1000-memory.dmp

Filesize
4.8MB

Download
memory/2984-71-0x0000000000B20000-0x0000000000FE1000-memory.dmp

Filesize
4.8MB

Download
memory/2984-72-0x0000000000B20000-0x0000000000FE1000-memory.dmp

Filesize
4.8MB

Download
memory/2984-21-0x0000000000B20000-0x0000000000FE1000-memory.dmp

Filesize
4.8MB

Download
memory/2984-20-0x0000000000B20000-0x0000000000FE1000-memory.dmp

Filesize
4.8MB

Download
memory/2984-19-0x0000000000B20000-0x0000000000FE1000-memory.dmp

Filesize
4.8MB

Download
memory/2984-26-0x0000000000B20000-0x0000000000FE1000-memory.dmp

Filesize
4.8MB

Download
memory/2984-78-0x0000000000B20000-0x0000000000FE1000-memory.dmp

Filesize
4.8MB

Download
memory/3212-23-0x0000000000B20000-0x0000000000FE1000-memory.dmp

Filesize
4.8MB

Download
memory/3212-24-0x0000000000B20000-0x0000000000FE1000-memory.dmp

Filesize
4.8MB

Download
memory/3212-25-0x0000000000B20000-0x0000000000FE1000-memory.dmp

Filesize
4.8MB

Download
memory/3212-28-0x0000000000B20000-0x0000000000FE1000-memory.dmp

Filesize
4.8MB

Download
memory/4740-50-0x000001B16D490000-0x000001B16D49A000-memory.dmp

Filesize
40KB

Download
memory/4740-49-0x000001B16D4A0000-0x000001B16D4B2000-memory.dmp

Filesize
72KB

Download
memory/4740-48-0x000001B16D410000-0x000001B16D432000-memory.dmp

Filesize
136KB

Download