amadey | bcaa3638d621cabca129a559847da12143f08298f5fdbdc159a02d815002977a

Analysis

max time kernel
147s
max time network
115s
platform
windows11-21h2_x64
resource
win11-20240508-en
resource tags

arch:x64arch:x86image:win11-20240508-enlocale:en-usos:windows11-21h2-x64system
submitted
23-06-2024 17:50

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General

Target

bcaa3638d621cabca129a559847da12143f08298f5fdbdc159a02d815002977a.exe
Size

1.8MB
MD5

227d8c7a60f25f06b1263228cc78f2ea
SHA1

6a1e91197163ff37e6b7baee7709466705d4467d
SHA256

bcaa3638d621cabca129a559847da12143f08298f5fdbdc159a02d815002977a
SHA512

50db35fb2ba1613882d95ddda35183bb9760ddf228d41125ad6e25214e6eb0ac19aabb89710da6ad92903c226d96761069cb7204218a7dca198d76c770d4fbae
SSDEEP

49152:9ruLHI7XmTtFk4P23bJPmmGLHL7NxPGsfQiko6:Fi+XsU47zLpxPGKko

Score

10^/10

amadey e76b71 evasion trojan

Malware Config

Extracted

Family

amadey

Version

8254624243

Botnet

e76b71

http://77.91.77.81

Attributes

install_dir
8254624243
install_file
axplong.exe
strings_key
90049e51fabf09df0d6748e0b271922e
url_paths
/Kiru9gu/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

Processes:

axplong.exeaxplong.exeaxplong.exeaxplong.exebcaa3638d621cabca129a559847da12143f08298f5fdbdc159a02d815002977a.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	axplong.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	axplong.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	axplong.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	axplong.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	bcaa3638d621cabca129a559847da12143f08298f5fdbdc159a02d815002977a.exe

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

Processes:

axplong.exeaxplong.exeaxplong.exeaxplong.exebcaa3638d621cabca129a559847da12143f08298f5fdbdc159a02d815002977a.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	axplong.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	axplong.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	axplong.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	axplong.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	bcaa3638d621cabca129a559847da12143f08298f5fdbdc159a02d815002977a.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	bcaa3638d621cabca129a559847da12143f08298f5fdbdc159a02d815002977a.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	axplong.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	axplong.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	axplong.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	axplong.exe

Executes dropped EXE 4 IoCs

Processes:

axplong.exeaxplong.exeaxplong.exeaxplong.exe

pid process

2068 axplong.exe
2948 axplong.exe
1560 axplong.exe
2652 axplong.exe

pid	process
2068	axplong.exe
2948	axplong.exe
1560	axplong.exe
2652	axplong.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

Processes:

axplong.exeaxplong.exeaxplong.exeaxplong.exebcaa3638d621cabca129a559847da12143f08298f5fdbdc159a02d815002977a.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3433428765-2473475212-4279855560-1000\Software\Wine	axplong.exe
Key opened	\REGISTRY\USER\S-1-5-21-3433428765-2473475212-4279855560-1000\Software\Wine	axplong.exe
Key opened	\REGISTRY\USER\S-1-5-21-3433428765-2473475212-4279855560-1000\Software\Wine	axplong.exe
Key opened	\REGISTRY\USER\S-1-5-21-3433428765-2473475212-4279855560-1000\Software\Wine	axplong.exe
Key opened	\REGISTRY\USER\S-1-5-21-3433428765-2473475212-4279855560-1000\Software\Wine	bcaa3638d621cabca129a559847da12143f08298f5fdbdc159a02d815002977a.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 5 IoCs

Processes:

bcaa3638d621cabca129a559847da12143f08298f5fdbdc159a02d815002977a.exeaxplong.exeaxplong.exeaxplong.exeaxplong.exe

pid process

456 bcaa3638d621cabca129a559847da12143f08298f5fdbdc159a02d815002977a.exe
2068 axplong.exe
2948 axplong.exe
1560 axplong.exe
2652 axplong.exe
Drops file in Windows directory 1 IoCs

Processes:

bcaa3638d621cabca129a559847da12143f08298f5fdbdc159a02d815002977a.exe

description ioc process

File created C:\Windows\Tasks\axplong.job bcaa3638d621cabca129a559847da12143f08298f5fdbdc159a02d815002977a.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\axplong.job	bcaa3638d621cabca129a559847da12143f08298f5fdbdc159a02d815002977a.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

Processes:

bcaa3638d621cabca129a559847da12143f08298f5fdbdc159a02d815002977a.exeaxplong.exeaxplong.exeaxplong.exeaxplong.exe

pid	process
456	bcaa3638d621cabca129a559847da12143f08298f5fdbdc159a02d815002977a.exe
456	bcaa3638d621cabca129a559847da12143f08298f5fdbdc159a02d815002977a.exe
2068	axplong.exe
2068	axplong.exe
2948	axplong.exe
2948	axplong.exe
1560	axplong.exe
1560	axplong.exe
2652	axplong.exe
2652	axplong.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

bcaa3638d621cabca129a559847da12143f08298f5fdbdc159a02d815002977a.exe

description	pid	process	target process
PID 456 wrote to memory of 2068	456	bcaa3638d621cabca129a559847da12143f08298f5fdbdc159a02d815002977a.exe	axplong.exe
PID 456 wrote to memory of 2068	456	bcaa3638d621cabca129a559847da12143f08298f5fdbdc159a02d815002977a.exe	axplong.exe
PID 456 wrote to memory of 2068	456	bcaa3638d621cabca129a559847da12143f08298f5fdbdc159a02d815002977a.exe	axplong.exe

C:\Users\Admin\AppData\Local\Temp\bcaa3638d621cabca129a559847da12143f08298f5fdbdc159a02d815002977a.exe
"C:\Users\Admin\AppData\Local\Temp\bcaa3638d621cabca129a559847da12143f08298f5fdbdc159a02d815002977a.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:456

C:\Users\Admin\AppData\Local\Temp\8254624243\axplong.exe
"C:\Users\Admin\AppData\Local\Temp\8254624243\axplong.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
PID:2068

C:\Users\Admin\AppData\Local\Temp\8254624243\axplong.exe
C:\Users\Admin\AppData\Local\Temp\8254624243\axplong.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:2948

C:\Users\Admin\AppData\Local\Temp\8254624243\axplong.exe
C:\Users\Admin\AppData\Local\Temp\8254624243\axplong.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:1560

C:\Users\Admin\AppData\Local\Temp\8254624243\axplong.exe
C:\Users\Admin\AppData\Local\Temp\8254624243\axplong.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:2652

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

C:\Users\Admin\AppData\Local\Temp\8254624243\axplong.exe
Filesize
1.8MB

MD5
227d8c7a60f25f06b1263228cc78f2ea

SHA1
6a1e91197163ff37e6b7baee7709466705d4467d

SHA256
bcaa3638d621cabca129a559847da12143f08298f5fdbdc159a02d815002977a

SHA512
50db35fb2ba1613882d95ddda35183bb9760ddf228d41125ad6e25214e6eb0ac19aabb89710da6ad92903c226d96761069cb7204218a7dca198d76c770d4fbae

Download Submit
memory/456-1-0x0000000077B36000-0x0000000077B38000-memory.dmp

Filesize
8KB

Download
memory/456-2-0x00000000009A1000-0x00000000009CF000-memory.dmp

Filesize
184KB

Download
memory/456-3-0x00000000009A0000-0x0000000000E67000-memory.dmp

Filesize
4.8MB

Download
memory/456-5-0x00000000009A0000-0x0000000000E67000-memory.dmp

Filesize
4.8MB

Download
memory/456-17-0x00000000009A0000-0x0000000000E67000-memory.dmp

Filesize
4.8MB

Download
memory/456-0-0x00000000009A0000-0x0000000000E67000-memory.dmp

Filesize
4.8MB

Download
memory/1560-37-0x0000000000790000-0x0000000000C57000-memory.dmp

Filesize
4.8MB

Download
memory/1560-38-0x0000000000790000-0x0000000000C57000-memory.dmp

Filesize
4.8MB

Download
memory/2068-20-0x0000000000790000-0x0000000000C57000-memory.dmp

Filesize
4.8MB

Download
memory/2068-41-0x0000000000790000-0x0000000000C57000-memory.dmp

Filesize
4.8MB

Download
memory/2068-22-0x0000000000790000-0x0000000000C57000-memory.dmp

Filesize
4.8MB

Download
memory/2068-23-0x0000000000790000-0x0000000000C57000-memory.dmp

Filesize
4.8MB

Download
memory/2068-24-0x0000000000790000-0x0000000000C57000-memory.dmp

Filesize
4.8MB

Download
memory/2068-44-0x0000000000790000-0x0000000000C57000-memory.dmp

Filesize
4.8MB

Download
memory/2068-27-0x0000000000790000-0x0000000000C57000-memory.dmp

Filesize
4.8MB

Download
memory/2068-43-0x0000000000790000-0x0000000000C57000-memory.dmp

Filesize
4.8MB

Download
memory/2068-42-0x0000000000790000-0x0000000000C57000-memory.dmp

Filesize
4.8MB

Download
memory/2068-30-0x0000000000790000-0x0000000000C57000-memory.dmp

Filesize
4.8MB

Download
memory/2068-31-0x0000000000790000-0x0000000000C57000-memory.dmp

Filesize
4.8MB

Download
memory/2068-32-0x0000000000790000-0x0000000000C57000-memory.dmp

Filesize
4.8MB

Download
memory/2068-33-0x0000000000790000-0x0000000000C57000-memory.dmp

Filesize
4.8MB

Download
memory/2068-34-0x0000000000790000-0x0000000000C57000-memory.dmp

Filesize
4.8MB

Download
memory/2068-35-0x0000000000790000-0x0000000000C57000-memory.dmp

Filesize
4.8MB

Download
memory/2068-19-0x0000000000790000-0x0000000000C57000-memory.dmp

Filesize
4.8MB

Download
memory/2068-18-0x0000000000790000-0x0000000000C57000-memory.dmp

Filesize
4.8MB

Download
memory/2068-39-0x0000000000790000-0x0000000000C57000-memory.dmp

Filesize
4.8MB

Download
memory/2068-40-0x0000000000790000-0x0000000000C57000-memory.dmp

Filesize
4.8MB

Download
memory/2068-21-0x0000000000790000-0x0000000000C57000-memory.dmp

Filesize
4.8MB

Download
memory/2652-46-0x0000000000790000-0x0000000000C57000-memory.dmp

Filesize
4.8MB

Download
memory/2652-47-0x0000000000790000-0x0000000000C57000-memory.dmp

Filesize
4.8MB

Download
memory/2948-29-0x0000000000790000-0x0000000000C57000-memory.dmp

Filesize
4.8MB

Download
memory/2948-28-0x0000000000790000-0x0000000000C57000-memory.dmp

Filesize
4.8MB

Download
memory/2948-26-0x0000000000790000-0x0000000000C57000-memory.dmp

Filesize
4.8MB

Download