amadey | d23cadd6e905563f0dad2ad88ce087f7418641f43106f0816f68f66ab6f1f7e4

Analysis

max time kernel
146s
max time network
141s
platform
windows7_x64
resource
win7-20240611-en
resource tags

arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system
submitted
28-06-2024 01:50

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General

Target

d23cadd6e905563f0dad2ad88ce087f7418641f43106f0816f68f66ab6f1f7e4.exe
Size

2.4MB
MD5

b034eecf4642c53db4eeb735c813bc27
SHA1

d6fef1943e0ccafbad7586dc4ecb1edf6c0707b3
SHA256

d23cadd6e905563f0dad2ad88ce087f7418641f43106f0816f68f66ab6f1f7e4
SHA512

68134bb53e2f1d09de06e53d397ccefbd4eef54fcee439ccfb6935fa91e595d52d4c3e325d5d2d54c0bbdf0e2a8a6264994800572bc8b468cf7e5a5d86e95c47
SSDEEP

49152:NqDOGdvl2S1drV7cMaIa/xx3VKfiZcvuk0OhR95Kj1AjHlWzOLNYPmPI:N21J1ZhusAcF3K5rzOKPmw

Score

10^/10

amadey stealc 4dd39d default discovery evasion spyware stealer trojan

Malware Config

Extracted

Family

stealc

Botnet

default

http://85.28.47.4

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

Detect binaries embedding considerable number of MFA browser extension IDs. 2 IoCs

Processes:

resource	yara_rule
behavioral1/memory/3000-65-0x0000000001120000-0x0000000001D0D000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_Embedded_MFA_Browser_Extension_IDs
behavioral1/memory/2924-100-0x0000000001DB0000-0x000000000226E000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_Embedded_MFA_Browser_Extension_IDs

Detect binaries embedding considerable number of cryptocurrency wallet browser extension IDs. 2 IoCs

Processes:

resource	yara_rule
behavioral1/memory/3000-65-0x0000000001120000-0x0000000001D0D000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_Embedded_Crypto_Wallet_Browser_Extension_IDs
behavioral1/memory/2924-100-0x0000000001DB0000-0x000000000226E000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_Embedded_Crypto_Wallet_Browser_Extension_IDs

Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 2 IoCs

Processes:

resource	yara_rule
behavioral1/memory/3000-65-0x0000000001120000-0x0000000001D0D000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2924-100-0x0000000001DB0000-0x000000000226E000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers

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

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497

Processes:

explorti.exeCBAKJEHDBG.exe

description ioc process

Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ explorti.exe
Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ CBAKJEHDBG.exe
Downloads MZ/PE file

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	explorti.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	CBAKJEHDBG.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:

explorti.exeCBAKJEHDBG.exe

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	CBAKJEHDBG.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	CBAKJEHDBG.exe

Executes dropped EXE 3 IoCs

Processes:

CBAKJEHDBG.exeexplorti.exe74cad27ac6.exe

pid process

2608 CBAKJEHDBG.exe
1468 explorti.exe
2396 74cad27ac6.exe

pid	process
2608	CBAKJEHDBG.exe
1468	explorti.exe
2396	74cad27ac6.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:

CBAKJEHDBG.exeexplorti.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Wine	CBAKJEHDBG.exe
Key opened	\REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Wine	explorti.exe

Loads dropped DLL 6 IoCs

Processes:

d23cadd6e905563f0dad2ad88ce087f7418641f43106f0816f68f66ab6f1f7e4.execmd.exeCBAKJEHDBG.exeexplorti.exe

pid	process
3000	d23cadd6e905563f0dad2ad88ce087f7418641f43106f0816f68f66ab6f1f7e4.exe
3000	d23cadd6e905563f0dad2ad88ce087f7418641f43106f0816f68f66ab6f1f7e4.exe
2924	cmd.exe
2608	CBAKJEHDBG.exe
1468	explorti.exe
1468	explorti.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 5 IoCs

Processes:

d23cadd6e905563f0dad2ad88ce087f7418641f43106f0816f68f66ab6f1f7e4.exeCBAKJEHDBG.exeexplorti.exe74cad27ac6.exe

pid	process
3000	d23cadd6e905563f0dad2ad88ce087f7418641f43106f0816f68f66ab6f1f7e4.exe
3000	d23cadd6e905563f0dad2ad88ce087f7418641f43106f0816f68f66ab6f1f7e4.exe
2608	CBAKJEHDBG.exe
1468	explorti.exe
2396	74cad27ac6.exe

Drops file in Windows directory 1 IoCs

Processes:

CBAKJEHDBG.exe

description ioc process

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

System Information Discovery
T1082

description	ioc	process
File created	C:\Windows\Tasks\explorti.job	CBAKJEHDBG.exe

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

Processes:

d23cadd6e905563f0dad2ad88ce087f7418641f43106f0816f68f66ab6f1f7e4.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	d23cadd6e905563f0dad2ad88ce087f7418641f43106f0816f68f66ab6f1f7e4.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	d23cadd6e905563f0dad2ad88ce087f7418641f43106f0816f68f66ab6f1f7e4.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

d23cadd6e905563f0dad2ad88ce087f7418641f43106f0816f68f66ab6f1f7e4.exeCBAKJEHDBG.exeexplorti.exe

pid process

3000 d23cadd6e905563f0dad2ad88ce087f7418641f43106f0816f68f66ab6f1f7e4.exe
3000 d23cadd6e905563f0dad2ad88ce087f7418641f43106f0816f68f66ab6f1f7e4.exe
2608 CBAKJEHDBG.exe
1468 explorti.exe
Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

CBAKJEHDBG.exe

pid process

2608 CBAKJEHDBG.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

d23cadd6e905563f0dad2ad88ce087f7418641f43106f0816f68f66ab6f1f7e4.exe74cad27ac6.exe

pid process

3000 d23cadd6e905563f0dad2ad88ce087f7418641f43106f0816f68f66ab6f1f7e4.exe
2396 74cad27ac6.exe

pid	process
2608	CBAKJEHDBG.exe

Suspicious use of WriteProcessMemory 20 IoCs

Processes:

d23cadd6e905563f0dad2ad88ce087f7418641f43106f0816f68f66ab6f1f7e4.execmd.exeCBAKJEHDBG.exeexplorti.exe

description	pid	process	target process
PID 3000 wrote to memory of 2924	3000	d23cadd6e905563f0dad2ad88ce087f7418641f43106f0816f68f66ab6f1f7e4.exe	cmd.exe
PID 3000 wrote to memory of 2924	3000	d23cadd6e905563f0dad2ad88ce087f7418641f43106f0816f68f66ab6f1f7e4.exe	cmd.exe
PID 3000 wrote to memory of 2924	3000	d23cadd6e905563f0dad2ad88ce087f7418641f43106f0816f68f66ab6f1f7e4.exe	cmd.exe
PID 3000 wrote to memory of 2924	3000	d23cadd6e905563f0dad2ad88ce087f7418641f43106f0816f68f66ab6f1f7e4.exe	cmd.exe
PID 3000 wrote to memory of 2928	3000	d23cadd6e905563f0dad2ad88ce087f7418641f43106f0816f68f66ab6f1f7e4.exe	cmd.exe
PID 3000 wrote to memory of 2928	3000	d23cadd6e905563f0dad2ad88ce087f7418641f43106f0816f68f66ab6f1f7e4.exe	cmd.exe
PID 3000 wrote to memory of 2928	3000	d23cadd6e905563f0dad2ad88ce087f7418641f43106f0816f68f66ab6f1f7e4.exe	cmd.exe
PID 3000 wrote to memory of 2928	3000	d23cadd6e905563f0dad2ad88ce087f7418641f43106f0816f68f66ab6f1f7e4.exe	cmd.exe
PID 2924 wrote to memory of 2608	2924	cmd.exe	CBAKJEHDBG.exe
PID 2924 wrote to memory of 2608	2924	cmd.exe	CBAKJEHDBG.exe
PID 2924 wrote to memory of 2608	2924	cmd.exe	CBAKJEHDBG.exe
PID 2924 wrote to memory of 2608	2924	cmd.exe	CBAKJEHDBG.exe
PID 2608 wrote to memory of 1468	2608	CBAKJEHDBG.exe	explorti.exe
PID 2608 wrote to memory of 1468	2608	CBAKJEHDBG.exe	explorti.exe
PID 2608 wrote to memory of 1468	2608	CBAKJEHDBG.exe	explorti.exe
PID 2608 wrote to memory of 1468	2608	CBAKJEHDBG.exe	explorti.exe
PID 1468 wrote to memory of 2396	1468	explorti.exe	74cad27ac6.exe
PID 1468 wrote to memory of 2396	1468	explorti.exe	74cad27ac6.exe
PID 1468 wrote to memory of 2396	1468	explorti.exe	74cad27ac6.exe
PID 1468 wrote to memory of 2396	1468	explorti.exe	74cad27ac6.exe

C:\Users\Admin\AppData\Local\Temp\d23cadd6e905563f0dad2ad88ce087f7418641f43106f0816f68f66ab6f1f7e4.exe
"C:\Users\Admin\AppData\Local\Temp\d23cadd6e905563f0dad2ad88ce087f7418641f43106f0816f68f66ab6f1f7e4.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:3000

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\CBAKJEHDBG.exe"
2⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2924

C:\Users\Admin\AppData\Local\Temp\CBAKJEHDBG.exe
"C:\Users\Admin\AppData\Local\Temp\CBAKJEHDBG.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:2608

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
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1468

C:\Users\Admin\AppData\Local\Temp\1000006001\74cad27ac6.exe
"C:\Users\Admin\AppData\Local\Temp\1000006001\74cad27ac6.exe"
5⤵
- Executes dropped EXE
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetWindowsHookEx
PID:2396

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\AEBGHDBKEB.exe"
2⤵
PID:2928

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\1000006001\74cad27ac6.exe
Filesize
2.4MB

MD5
97ddaf205149ee9833a9b79cbfa33e68

SHA1
1e7cf405e71f0585b6719b064ff48d00222a5e1a

SHA256
54f23a532632a9cdedbb727e94e34eda312f1e84f7d1910210f7548d97902798

SHA512
df02e7e0aa3b0ff4690b5a060e8a94fd7c0a2143627e4173ae975b49e9625bb1dd530b0de14efb64c6d53b2b2ba8c32eed0c82c3bed7227ab0f1443880101d2e

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
\Users\Admin\AppData\Local\Temp\CBAKJEHDBG.exe
Filesize
1.8MB

MD5
0bd151689021ecd51fef09649199287d

SHA1
058adc640ed441f81f4493067be168eed8c6dd96

SHA256
68533b03f3c96afd9e4dfcf25a355e22cd12094dbb29701ee5fc7e3648eee1b3

SHA512
f124ed6f7f5dda6d00396e07950a3feeaaca20b7100dd13ef593a12326d79b433b81778b10b1e3366a0db39b32bdcd0e87bdd883231620884ffca65203a9995c

Download Submit
memory/1468-154-0x00000000013D0000-0x000000000188E000-memory.dmp

Filesize
4.7MB

Download
memory/1468-160-0x00000000013D0000-0x000000000188E000-memory.dmp

Filesize
4.7MB

Download
memory/1468-157-0x00000000013D0000-0x000000000188E000-memory.dmp

Filesize
4.7MB

Download
memory/1468-159-0x00000000013D0000-0x000000000188E000-memory.dmp

Filesize
4.7MB

Download
memory/1468-156-0x00000000013D0000-0x000000000188E000-memory.dmp

Filesize
4.7MB

Download
memory/1468-155-0x00000000013D0000-0x000000000188E000-memory.dmp

Filesize
4.7MB

Download
memory/1468-148-0x0000000006050000-0x0000000006C3A000-memory.dmp

Filesize
11.9MB

Download
memory/1468-153-0x00000000013D0000-0x000000000188E000-memory.dmp

Filesize
4.7MB

Download
memory/1468-121-0x00000000013D0000-0x000000000188E000-memory.dmp

Filesize
4.7MB

Download
memory/1468-158-0x00000000013D0000-0x000000000188E000-memory.dmp

Filesize
4.7MB

Download
memory/1468-140-0x0000000006050000-0x0000000006C3A000-memory.dmp

Filesize
11.9MB

Download
memory/1468-141-0x0000000006050000-0x0000000006C3A000-memory.dmp

Filesize
11.9MB

Download
memory/1468-152-0x00000000013D0000-0x000000000188E000-memory.dmp

Filesize
4.7MB

Download
memory/1468-151-0x00000000013D0000-0x000000000188E000-memory.dmp

Filesize
4.7MB

Download
memory/1468-144-0x00000000013D0000-0x000000000188E000-memory.dmp

Filesize
4.7MB

Download
memory/1468-149-0x0000000006050000-0x0000000006C3A000-memory.dmp

Filesize
11.9MB

Download
memory/1468-145-0x00000000013D0000-0x000000000188E000-memory.dmp

Filesize
4.7MB

Download
memory/1468-147-0x00000000013D0000-0x000000000188E000-memory.dmp

Filesize
4.7MB

Download
memory/2396-150-0x0000000000C70000-0x000000000185A000-memory.dmp

Filesize
11.9MB

Download
memory/2396-142-0x0000000000C70000-0x000000000185A000-memory.dmp

Filesize
11.9MB

Download
memory/2396-143-0x0000000000C70000-0x000000000185A000-memory.dmp

Filesize
11.9MB

Download
memory/2608-146-0x0000000006520000-0x00000000069DE000-memory.dmp

Filesize
4.7MB

Download
memory/2608-120-0x0000000006520000-0x00000000069DE000-memory.dmp

Filesize
4.7MB

Download
memory/2608-119-0x0000000000270000-0x000000000072E000-memory.dmp

Filesize
4.7MB

Download
memory/2608-102-0x0000000000270000-0x000000000072E000-memory.dmp

Filesize
4.7MB

Download
memory/2924-100-0x0000000001DB0000-0x000000000226E000-memory.dmp

Filesize
4.7MB

Download
memory/3000-0-0x0000000001120000-0x0000000001D0D000-memory.dmp

Filesize
11.9MB

Download
memory/3000-66-0x000000007EBD0000-0x000000007EFA1000-memory.dmp

Filesize
3.8MB

Download
memory/3000-65-0x0000000001120000-0x0000000001D0D000-memory.dmp

Filesize
11.9MB

Download
memory/3000-2-0x0000000061E00000-0x0000000061EF3000-memory.dmp

Filesize
972KB

Download
memory/3000-1-0x000000007EBD0000-0x000000007EFA1000-memory.dmp

Filesize
3.8MB

Download