amadey | 43fefcf79068cf7cb0b45426f60c89eb92943c652be486e9b9ecd7d5b92ce282

Analysis

max time kernel
293s
max time network
263s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
08/07/2024, 05:01

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General

Target

43fefcf79068cf7cb0b45426f60c89eb92943c652be486e9b9ecd7d5b92ce282.exe
Size

2.4MB
MD5

b618c6daef256eeded4cc8c92b5f7110
SHA1

f4775fb13f91ac4dede2f2bd24bb0170851923e7
SHA256

43fefcf79068cf7cb0b45426f60c89eb92943c652be486e9b9ecd7d5b92ce282
SHA512

27b526f5f821dc74f1a555795a14c74e5532898681dfebc4ddc08df334fccd60feea931e9db038056df28a509cfc813cd281db3ad382072d52aaae57ecc0f2e6
SSDEEP

49152:HIChsgHpNPYI9N/DsLps9bOULnDs4g3kGh8haNZ+OmFIYk4xO:oZgHTwI9N/oL8Osn9pGIaf+qY5

Score

10^/10

amadey stealc 4dd39d nice discovery evasion spyware stealer trojan

Malware Config

Extracted

Family

stealc

Botnet

Nice

http://85.28.47.30

Attributes

url_path
/920475a59bac849d.php

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

Signatures

Amadey
Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.
trojan amadey
Stealc
Stealc is an infostealer written in C++.
stealer stealc

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

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	AKKECAFBFH.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	explorti.exe

Downloads MZ/PE file

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

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	AKKECAFBFH.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	AKKECAFBFH.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 2 IoCs

pid	Process
1392	AKKECAFBFH.exe
2932	explorti.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

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000\Software\Wine	AKKECAFBFH.exe
Key opened	\REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000\Software\Wine	explorti.exe

Loads dropped DLL 4 IoCs

pid	Process
2992	43fefcf79068cf7cb0b45426f60c89eb92943c652be486e9b9ecd7d5b92ce282.exe
2992	43fefcf79068cf7cb0b45426f60c89eb92943c652be486e9b9ecd7d5b92ce282.exe
2736	cmd.exe
1392	AKKECAFBFH.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 4 IoCs

pid	Process
2992	43fefcf79068cf7cb0b45426f60c89eb92943c652be486e9b9ecd7d5b92ce282.exe
2992	43fefcf79068cf7cb0b45426f60c89eb92943c652be486e9b9ecd7d5b92ce282.exe
1392	AKKECAFBFH.exe
2932	explorti.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\explorti.job	AKKECAFBFH.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	43fefcf79068cf7cb0b45426f60c89eb92943c652be486e9b9ecd7d5b92ce282.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	43fefcf79068cf7cb0b45426f60c89eb92943c652be486e9b9ecd7d5b92ce282.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2992	43fefcf79068cf7cb0b45426f60c89eb92943c652be486e9b9ecd7d5b92ce282.exe
2992	43fefcf79068cf7cb0b45426f60c89eb92943c652be486e9b9ecd7d5b92ce282.exe
1392	AKKECAFBFH.exe
2932	explorti.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1392	AKKECAFBFH.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2992	43fefcf79068cf7cb0b45426f60c89eb92943c652be486e9b9ecd7d5b92ce282.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 2992 wrote to memory of 2736	2992	43fefcf79068cf7cb0b45426f60c89eb92943c652be486e9b9ecd7d5b92ce282.exe	32
PID 2992 wrote to memory of 2736	2992	43fefcf79068cf7cb0b45426f60c89eb92943c652be486e9b9ecd7d5b92ce282.exe	32
PID 2992 wrote to memory of 2736	2992	43fefcf79068cf7cb0b45426f60c89eb92943c652be486e9b9ecd7d5b92ce282.exe	32
PID 2992 wrote to memory of 2736	2992	43fefcf79068cf7cb0b45426f60c89eb92943c652be486e9b9ecd7d5b92ce282.exe	32
PID 2992 wrote to memory of 2768	2992	43fefcf79068cf7cb0b45426f60c89eb92943c652be486e9b9ecd7d5b92ce282.exe	34
PID 2992 wrote to memory of 2768	2992	43fefcf79068cf7cb0b45426f60c89eb92943c652be486e9b9ecd7d5b92ce282.exe	34
PID 2992 wrote to memory of 2768	2992	43fefcf79068cf7cb0b45426f60c89eb92943c652be486e9b9ecd7d5b92ce282.exe	34
PID 2992 wrote to memory of 2768	2992	43fefcf79068cf7cb0b45426f60c89eb92943c652be486e9b9ecd7d5b92ce282.exe	34
PID 2736 wrote to memory of 1392	2736	cmd.exe	36
PID 2736 wrote to memory of 1392	2736	cmd.exe	36
PID 2736 wrote to memory of 1392	2736	cmd.exe	36
PID 2736 wrote to memory of 1392	2736	cmd.exe	36
PID 1392 wrote to memory of 2932	1392	AKKECAFBFH.exe	37
PID 1392 wrote to memory of 2932	1392	AKKECAFBFH.exe	37
PID 1392 wrote to memory of 2932	1392	AKKECAFBFH.exe	37
PID 1392 wrote to memory of 2932	1392	AKKECAFBFH.exe	37

C:\Users\Admin\AppData\Local\Temp\43fefcf79068cf7cb0b45426f60c89eb92943c652be486e9b9ecd7d5b92ce282.exe
"C:\Users\Admin\AppData\Local\Temp\43fefcf79068cf7cb0b45426f60c89eb92943c652be486e9b9ecd7d5b92ce282.exe"
1⤵
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2992
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\AKKECAFBFH.exe"
  2⤵
  - Loads dropped DLL
  - Suspicious use of WriteProcessMemory
  PID:2736
- - C:\Users\Admin\AppData\Local\Temp\AKKECAFBFH.exe
    "C:\Users\Admin\AppData\Local\Temp\AKKECAFBFH.exe"
    3⤵
    - Identifies VirtualBox via ACPI registry values (likely anti-VM)
    - Checks BIOS information in registry
    - Executes dropped EXE
    - Identifies Wine through registry keys
    - Loads dropped DLL
    - Suspicious use of NtSetInformationThreadHideFromDebugger
    - Drops file in Windows directory
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:1392
  - - C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe
      "C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe"
      4⤵
      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:2932
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\HCAEBFBKKJ.exe"
  2⤵
  PID:2768

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\AKKECAFBFH.exe

Filesize
1.8MB

MD5
6f481c835e977dca79b4323b85ca3c99

SHA1
f9b1690530a969922844047aaccd3ca48dc15a5b

SHA256
d04bdfd153aa380c564c1e877adfcd6551b4481a78d5fda01481fe4883828d0d

SHA512
865f2102ce755e0c7476e3444cd043a83552ad7f6686c50f8f80c2f87519b388af6dc8616099cca494e1b3f6d0289913ba24064011452e90055c16e945430656

Download Submit
\ProgramData\mozglue.dll

Filesize
593KB

MD5
c8fd9be83bc728cc04beffafc2907fe9

SHA1
95ab9f701e0024cedfbd312bcfe4e726744c4f2e

SHA256
ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a

SHA512
fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040

Download Submit
\ProgramData\nss3.dll

Filesize
2.0MB

MD5
1cc453cdf74f31e4d913ff9c10acdde2

SHA1
6e85eae544d6e965f15fa5c39700fa7202f3aafe

SHA256
ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5

SHA512
dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571

Download Submit
memory/1392-100-0x0000000001370000-0x0000000001820000-memory.dmp

Filesize
4.7MB

Download
memory/1392-124-0x00000000073D0000-0x0000000007880000-memory.dmp

Filesize
4.7MB

Download
memory/1392-115-0x0000000001370000-0x0000000001820000-memory.dmp

Filesize
4.7MB

Download
memory/1392-116-0x00000000073D0000-0x0000000007880000-memory.dmp

Filesize
4.7MB

Download
memory/2932-131-0x0000000000F20000-0x00000000013D0000-memory.dmp

Filesize
4.7MB

Download
memory/2932-135-0x0000000000F20000-0x00000000013D0000-memory.dmp

Filesize
4.7MB

Download
memory/2932-150-0x0000000000F20000-0x00000000013D0000-memory.dmp

Filesize
4.7MB

Download
memory/2932-149-0x0000000000F20000-0x00000000013D0000-memory.dmp

Filesize
4.7MB

Download
memory/2932-122-0x0000000000F20000-0x00000000013D0000-memory.dmp

Filesize
4.7MB

Download
memory/2932-123-0x0000000000F20000-0x00000000013D0000-memory.dmp

Filesize
4.7MB

Download
memory/2932-148-0x0000000000F20000-0x00000000013D0000-memory.dmp

Filesize
4.7MB

Download
memory/2932-125-0x0000000000F20000-0x00000000013D0000-memory.dmp

Filesize
4.7MB

Download
memory/2932-126-0x0000000000F20000-0x00000000013D0000-memory.dmp

Filesize
4.7MB

Download
memory/2932-127-0x0000000000F20000-0x00000000013D0000-memory.dmp

Filesize
4.7MB

Download
memory/2932-128-0x0000000000F20000-0x00000000013D0000-memory.dmp

Filesize
4.7MB

Download
memory/2932-129-0x0000000000F20000-0x00000000013D0000-memory.dmp

Filesize
4.7MB

Download
memory/2932-130-0x0000000000F20000-0x00000000013D0000-memory.dmp

Filesize
4.7MB

Download
memory/2932-147-0x0000000000F20000-0x00000000013D0000-memory.dmp

Filesize
4.7MB

Download
memory/2932-132-0x0000000000F20000-0x00000000013D0000-memory.dmp

Filesize
4.7MB

Download
memory/2932-133-0x0000000000F20000-0x00000000013D0000-memory.dmp

Filesize
4.7MB

Download
memory/2932-134-0x0000000000F20000-0x00000000013D0000-memory.dmp

Filesize
4.7MB

Download
memory/2932-117-0x0000000000F20000-0x00000000013D0000-memory.dmp

Filesize
4.7MB

Download
memory/2932-136-0x0000000000F20000-0x00000000013D0000-memory.dmp

Filesize
4.7MB

Download
memory/2932-137-0x0000000000F20000-0x00000000013D0000-memory.dmp

Filesize
4.7MB

Download
memory/2932-138-0x0000000000F20000-0x00000000013D0000-memory.dmp

Filesize
4.7MB

Download
memory/2932-139-0x0000000000F20000-0x00000000013D0000-memory.dmp

Filesize
4.7MB

Download
memory/2932-140-0x0000000000F20000-0x00000000013D0000-memory.dmp

Filesize
4.7MB

Download
memory/2932-141-0x0000000000F20000-0x00000000013D0000-memory.dmp

Filesize
4.7MB

Download
memory/2932-142-0x0000000000F20000-0x00000000013D0000-memory.dmp

Filesize
4.7MB

Download
memory/2932-143-0x0000000000F20000-0x00000000013D0000-memory.dmp

Filesize
4.7MB

Download
memory/2932-144-0x0000000000F20000-0x00000000013D0000-memory.dmp

Filesize
4.7MB

Download
memory/2932-145-0x0000000000F20000-0x00000000013D0000-memory.dmp

Filesize
4.7MB

Download
memory/2932-146-0x0000000000F20000-0x00000000013D0000-memory.dmp

Filesize
4.7MB

Download
memory/2992-0-0x0000000000A00000-0x00000000015F9000-memory.dmp

Filesize
12.0MB

Download
memory/2992-1-0x000000007EBD0000-0x000000007EFA1000-memory.dmp

Filesize
3.8MB

Download
memory/2992-2-0x0000000061E00000-0x0000000061EF3000-memory.dmp

Filesize
972KB

Download
memory/2992-65-0x0000000000A00000-0x00000000015F9000-memory.dmp

Filesize
12.0MB

Download