amadey | 30a8490bed5472c5ad46d7688899cdb5ef46c80fbe6a2c1b79c2820b8c17fa48

Analysis

max time kernel
147s
max time network
149s
platform
windows11-21h2_x64
resource
win11-20240419-en
resource tags

arch:x64arch:x86image:win11-20240419-enlocale:en-usos:windows11-21h2-x64system
submitted
29-06-2024 05:50

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General

Target

30a8490bed5472c5ad46d7688899cdb5ef46c80fbe6a2c1b79c2820b8c17fa48.exe
Size

1.9MB
MD5

087e2bb08b65cb18581174a0a7d39229
SHA1

c23b0a682be8b25ff1fba96cead1507467723e9a
SHA256

30a8490bed5472c5ad46d7688899cdb5ef46c80fbe6a2c1b79c2820b8c17fa48
SHA512

bdc54899360b8cec2f592727285a53d8042114e8d14c2f10a8b0fb5a2a1bfba8a848df12db795776290c85c738b14b87d9acbee60c36a626ecc8113570df05b1
SSDEEP

49152:LE/G4qWanmfU7Y1SF4kBuANOCxhS2DL6W33:LnHPnmf2n7BuAZu2Dp3

Score

10^/10

amadey buer stealc 4dd39d default discovery evasion loader 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

default

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
Buer
Buer is a new modular loader first seen in August 2019.
loader buer
Stealc
Stealc is an infostealer written in C++.
stealer stealc

Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 6 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	CGHDAKKJJJ.exe
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__	explorti.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	30a8490bed5472c5ad46d7688899cdb5ef46c80fbe6a2c1b79c2820b8c17fa48.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	explorti.exe

Downloads MZ/PE file

Checks BIOS information in registry 2 TTPs 12 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	explorti.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	explorti.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	30a8490bed5472c5ad46d7688899cdb5ef46c80fbe6a2c1b79c2820b8c17fa48.exe
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\SystemBiosVersion	CGHDAKKJJJ.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	explorti.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	30a8490bed5472c5ad46d7688899cdb5ef46c80fbe6a2c1b79c2820b8c17fa48.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	CGHDAKKJJJ.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	explorti.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	explorti.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	explorti.exe

Executes dropped EXE 6 IoCs

pid	Process
1536	explorti.exe
2740	cb316e9136.exe
1780	CGHDAKKJJJ.exe
4580	explorti.exe
2444	explorti.exe
3736	explorti.exe

Identifies Wine through registry keys 2 TTPs 6 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-1-5-21-1474490143-3221292397-4168103503-1000\Software\Wine	explorti.exe
Key opened	\REGISTRY\USER\S-1-5-21-1474490143-3221292397-4168103503-1000\Software\Wine	explorti.exe
Key opened	\REGISTRY\USER\S-1-5-21-1474490143-3221292397-4168103503-1000\Software\Wine	explorti.exe
Key opened	\REGISTRY\USER\S-1-5-21-1474490143-3221292397-4168103503-1000\Software\Wine	30a8490bed5472c5ad46d7688899cdb5ef46c80fbe6a2c1b79c2820b8c17fa48.exe
Key opened	\REGISTRY\USER\S-1-5-21-1474490143-3221292397-4168103503-1000\Software\Wine	explorti.exe
Key opened	\REGISTRY\USER\S-1-5-21-1474490143-3221292397-4168103503-1000\Software\Wine	CGHDAKKJJJ.exe

Loads dropped DLL 2 IoCs

pid	Process
2740	cb316e9136.exe
2740	cb316e9136.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 8 IoCs

pid	Process
5100	30a8490bed5472c5ad46d7688899cdb5ef46c80fbe6a2c1b79c2820b8c17fa48.exe
1536	explorti.exe
2740	cb316e9136.exe
2740	cb316e9136.exe
1780	CGHDAKKJJJ.exe
4580	explorti.exe
2444	explorti.exe
3736	explorti.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\explorti.job	30a8490bed5472c5ad46d7688899cdb5ef46c80fbe6a2c1b79c2820b8c17fa48.exe

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

System Information Discovery
T1082

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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	cb316e9136.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	cb316e9136.exe

Suspicious behavior: EnumeratesProcesses 16 IoCs

pid	Process
5100	30a8490bed5472c5ad46d7688899cdb5ef46c80fbe6a2c1b79c2820b8c17fa48.exe
5100	30a8490bed5472c5ad46d7688899cdb5ef46c80fbe6a2c1b79c2820b8c17fa48.exe
1536	explorti.exe
1536	explorti.exe
2740	cb316e9136.exe
2740	cb316e9136.exe
2740	cb316e9136.exe
2740	cb316e9136.exe
1780	CGHDAKKJJJ.exe
1780	CGHDAKKJJJ.exe
4580	explorti.exe
4580	explorti.exe
2444	explorti.exe
2444	explorti.exe
3736	explorti.exe
3736	explorti.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2740	cb316e9136.exe
3484	cmd.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 5100 wrote to memory of 1536	5100	30a8490bed5472c5ad46d7688899cdb5ef46c80fbe6a2c1b79c2820b8c17fa48.exe	76
PID 5100 wrote to memory of 1536	5100	30a8490bed5472c5ad46d7688899cdb5ef46c80fbe6a2c1b79c2820b8c17fa48.exe	76
PID 5100 wrote to memory of 1536	5100	30a8490bed5472c5ad46d7688899cdb5ef46c80fbe6a2c1b79c2820b8c17fa48.exe	76
PID 1536 wrote to memory of 2740	1536	explorti.exe	77
PID 1536 wrote to memory of 2740	1536	explorti.exe	77
PID 1536 wrote to memory of 2740	1536	explorti.exe	77
PID 2740 wrote to memory of 5108	2740	cb316e9136.exe	78
PID 2740 wrote to memory of 5108	2740	cb316e9136.exe	78
PID 2740 wrote to memory of 5108	2740	cb316e9136.exe	78
PID 2740 wrote to memory of 3484	2740	cb316e9136.exe	79
PID 2740 wrote to memory of 3484	2740	cb316e9136.exe	79
PID 2740 wrote to memory of 3484	2740	cb316e9136.exe	79
PID 5108 wrote to memory of 1780	5108	cmd.exe	82
PID 5108 wrote to memory of 1780	5108	cmd.exe	82
PID 5108 wrote to memory of 1780	5108	cmd.exe	82

C:\Users\Admin\AppData\Local\Temp\30a8490bed5472c5ad46d7688899cdb5ef46c80fbe6a2c1b79c2820b8c17fa48.exe
"C:\Users\Admin\AppData\Local\Temp\30a8490bed5472c5ad46d7688899cdb5ef46c80fbe6a2c1b79c2820b8c17fa48.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:5100
- 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
  - Executes dropped EXE
  - Identifies Wine through registry keys
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:1536
- - C:\Users\Admin\AppData\Local\Temp\1000006001\cb316e9136.exe
    "C:\Users\Admin\AppData\Local\Temp\1000006001\cb316e9136.exe"
    3⤵
    - 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:2740
  - - C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\CGHDAKKJJJ.exe"
      4⤵
      Suspicious use of WriteProcessMemory
      PID:5108
    - - C:\Users\Admin\AppData\Local\Temp\CGHDAKKJJJ.exe
        
        "C:\Users\Admin\AppData\Local\Temp\CGHDAKKJJJ.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:1780
  - - C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\BFCGDAAKFH.exe"
      4⤵
      Suspicious use of SetWindowsHookEx
      PID:3484

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:4580

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:2444

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:3736

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

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

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\cb316e9136.exe

Filesize
2.4MB

MD5
603d0e88171391cca5153e6f600c18cd

SHA1
9b1ae04fb6519d79c193451aea922adcb51899b7

SHA256
248d0a48068c989868535721f8f65e5e86d269646f617b875e3c20c5e5303f09

SHA512
76008cc3eaead7b00dd78bab2d6629143aee495bee5df187fa93e2e89d7a504ffce0a07c7e3c4fddb57bc75a494152fd2552ee72dafebd0dd64493fb5dfcf157

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

Filesize
1.9MB

MD5
087e2bb08b65cb18581174a0a7d39229

SHA1
c23b0a682be8b25ff1fba96cead1507467723e9a

SHA256
30a8490bed5472c5ad46d7688899cdb5ef46c80fbe6a2c1b79c2820b8c17fa48

SHA512
bdc54899360b8cec2f592727285a53d8042114e8d14c2f10a8b0fb5a2a1bfba8a848df12db795776290c85c738b14b87d9acbee60c36a626ecc8113570df05b1

Download Submit
memory/1536-116-0x0000000000810000-0x0000000000CE7000-memory.dmp

Filesize
4.8MB

Download
memory/1536-130-0x0000000000810000-0x0000000000CE7000-memory.dmp

Filesize
4.8MB

Download
memory/1536-17-0x0000000000810000-0x0000000000CE7000-memory.dmp

Filesize
4.8MB

Download
memory/1536-139-0x0000000000810000-0x0000000000CE7000-memory.dmp

Filesize
4.8MB

Download
memory/1536-19-0x0000000000811000-0x000000000083F000-memory.dmp

Filesize
184KB

Download
memory/1536-20-0x0000000000810000-0x0000000000CE7000-memory.dmp

Filesize
4.8MB

Download
memory/1536-21-0x0000000000810000-0x0000000000CE7000-memory.dmp

Filesize
4.8MB

Download
memory/1536-119-0x0000000000810000-0x0000000000CE7000-memory.dmp

Filesize
4.8MB

Download
memory/1536-135-0x0000000000810000-0x0000000000CE7000-memory.dmp

Filesize
4.8MB

Download
memory/1536-126-0x0000000000810000-0x0000000000CE7000-memory.dmp

Filesize
4.8MB

Download
memory/1536-134-0x0000000000810000-0x0000000000CE7000-memory.dmp

Filesize
4.8MB

Download
memory/1536-133-0x0000000000810000-0x0000000000CE7000-memory.dmp

Filesize
4.8MB

Download
memory/1536-107-0x0000000000810000-0x0000000000CE7000-memory.dmp

Filesize
4.8MB

Download
memory/1536-120-0x0000000000810000-0x0000000000CE7000-memory.dmp

Filesize
4.8MB

Download
memory/1536-124-0x0000000000810000-0x0000000000CE7000-memory.dmp

Filesize
4.8MB

Download
memory/1536-123-0x0000000000810000-0x0000000000CE7000-memory.dmp

Filesize
4.8MB

Download
memory/1536-132-0x0000000000810000-0x0000000000CE7000-memory.dmp

Filesize
4.8MB

Download
memory/1536-131-0x0000000000810000-0x0000000000CE7000-memory.dmp

Filesize
4.8MB

Download
memory/1536-122-0x0000000000810000-0x0000000000CE7000-memory.dmp

Filesize
4.8MB

Download
memory/1536-121-0x0000000000810000-0x0000000000CE7000-memory.dmp

Filesize
4.8MB

Download
memory/1536-125-0x0000000000810000-0x0000000000CE7000-memory.dmp

Filesize
4.8MB

Download
memory/1780-114-0x0000000000940000-0x0000000000E17000-memory.dmp

Filesize
4.8MB

Download
memory/1780-112-0x0000000000940000-0x0000000000E17000-memory.dmp

Filesize
4.8MB

Download
memory/2444-129-0x0000000000810000-0x0000000000CE7000-memory.dmp

Filesize
4.8MB

Download
memory/2444-128-0x0000000000810000-0x0000000000CE7000-memory.dmp

Filesize
4.8MB

Download
memory/2740-37-0x0000000000120000-0x0000000000D0A000-memory.dmp

Filesize
11.9MB

Download
memory/2740-108-0x0000000000120000-0x0000000000D0A000-memory.dmp

Filesize
11.9MB

Download
memory/2740-38-0x0000000061E00000-0x0000000061EF3000-memory.dmp

Filesize
972KB

Download
memory/3736-138-0x0000000000810000-0x0000000000CE7000-memory.dmp

Filesize
4.8MB

Download
memory/3736-137-0x0000000000810000-0x0000000000CE7000-memory.dmp

Filesize
4.8MB

Download
memory/4580-117-0x0000000000810000-0x0000000000CE7000-memory.dmp

Filesize
4.8MB

Download
memory/4580-118-0x0000000000810000-0x0000000000CE7000-memory.dmp

Filesize
4.8MB

Download
memory/5100-5-0x0000000000660000-0x0000000000B37000-memory.dmp

Filesize
4.8MB

Download
memory/5100-0-0x0000000000660000-0x0000000000B37000-memory.dmp

Filesize
4.8MB

Download
memory/5100-1-0x00000000771E6000-0x00000000771E8000-memory.dmp

Filesize
8KB

Download
memory/5100-2-0x0000000000661000-0x000000000068F000-memory.dmp

Filesize
184KB

Download
memory/5100-3-0x0000000000660000-0x0000000000B37000-memory.dmp

Filesize
4.8MB

Download
memory/5100-16-0x0000000000660000-0x0000000000B37000-memory.dmp

Filesize
4.8MB

Download