amadey | acdec9f93eb043c279c6ae0c75a191528f31647c263dd62c0754150b6600caff

General

Target

acdec9f93eb043c279c6ae0c75a191528f31647c263dd62c0754150b6600caffN.exe
Size

3.1MB
MD5

4148cafd806b4ed7ed2a705aa6d49b80
SHA1

4ebf1d195cda44102d747de00d8a27791395909a
SHA256

acdec9f93eb043c279c6ae0c75a191528f31647c263dd62c0754150b6600caff
SHA512

11938b78bfb59843a851d0ddcf5d865a0c658f1ab0923bf196931576ac9c88696fbd14e2a611811cf3904f81080db2bdb157ca7733da3391fcb67095c7a54f00
SSDEEP

49152:ylaD4bVNjGTGIjd61i/RRpD6KpgXp4DOoQz7z:ylakbVNjGTxR61i/RRpDVpg2CtX

Score

10^/10

amadey 9c9aa5 discovery evasion trojan

Malware Config

Extracted

Family

amadey

Version

4.42

Botnet

9c9aa5

C2

http://185.215.113.43

Attributes

install_dir
abc3bc1985
install_file
skotes.exe
strings_key
8a35cf2ea38c2817dba29a4b5b25dcf0
url_paths
/Zu7JuNko/index.php

rc4.plain

Signatures

Amadey
Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.
trojan amadey
Amadey family
amadey

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__	acdec9f93eb043c279c6ae0c75a191528f31647c263dd62c0754150b6600caffN.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	skotes.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

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	acdec9f93eb043c279c6ae0c75a191528f31647c263dd62c0754150b6600caffN.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	acdec9f93eb043c279c6ae0c75a191528f31647c263dd62c0754150b6600caffN.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	skotes.exe

Executes dropped EXE 1 IoCs

pid	Process
2896	skotes.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-1-5-21-3290804112-2823094203-3137964600-1000\Software\Wine	acdec9f93eb043c279c6ae0c75a191528f31647c263dd62c0754150b6600caffN.exe
Key opened	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Wine	skotes.exe

Loads dropped DLL 1 IoCs

pid	Process
2036	acdec9f93eb043c279c6ae0c75a191528f31647c263dd62c0754150b6600caffN.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
2036	acdec9f93eb043c279c6ae0c75a191528f31647c263dd62c0754150b6600caffN.exe
2896	skotes.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\skotes.job	acdec9f93eb043c279c6ae0c75a191528f31647c263dd62c0754150b6600caffN.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	acdec9f93eb043c279c6ae0c75a191528f31647c263dd62c0754150b6600caffN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	skotes.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2036	acdec9f93eb043c279c6ae0c75a191528f31647c263dd62c0754150b6600caffN.exe
2896	skotes.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2036	acdec9f93eb043c279c6ae0c75a191528f31647c263dd62c0754150b6600caffN.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2036 wrote to memory of 2896	2036	acdec9f93eb043c279c6ae0c75a191528f31647c263dd62c0754150b6600caffN.exe	30
PID 2036 wrote to memory of 2896	2036	acdec9f93eb043c279c6ae0c75a191528f31647c263dd62c0754150b6600caffN.exe	30
PID 2036 wrote to memory of 2896	2036	acdec9f93eb043c279c6ae0c75a191528f31647c263dd62c0754150b6600caffN.exe	30
PID 2036 wrote to memory of 2896	2036	acdec9f93eb043c279c6ae0c75a191528f31647c263dd62c0754150b6600caffN.exe	30

C:\Users\Admin\AppData\Local\Temp\acdec9f93eb043c279c6ae0c75a191528f31647c263dd62c0754150b6600caffN.exe
"C:\Users\Admin\AppData\Local\Temp\acdec9f93eb043c279c6ae0c75a191528f31647c263dd62c0754150b6600caffN.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:2036
- C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe
  "C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.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
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:2896

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

2

T1497

Credential Access

Discovery

Query Registry

3

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Virtualization/Sandbox Evasion

2

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe

Filesize
3.1MB

MD5
4148cafd806b4ed7ed2a705aa6d49b80

SHA1
4ebf1d195cda44102d747de00d8a27791395909a

SHA256
acdec9f93eb043c279c6ae0c75a191528f31647c263dd62c0754150b6600caff

SHA512
11938b78bfb59843a851d0ddcf5d865a0c658f1ab0923bf196931576ac9c88696fbd14e2a611811cf3904f81080db2bdb157ca7733da3391fcb67095c7a54f00

Download Submit
memory/2036-0-0x0000000000370000-0x0000000000690000-memory.dmp

Filesize
3.1MB

Download
memory/2036-1-0x00000000777D0000-0x00000000777D2000-memory.dmp

Filesize
8KB

Download
memory/2036-2-0x0000000000371000-0x00000000003D9000-memory.dmp

Filesize
416KB

Download
memory/2036-3-0x0000000000370000-0x0000000000690000-memory.dmp

Filesize
3.1MB

Download
memory/2036-5-0x0000000000370000-0x0000000000690000-memory.dmp

Filesize
3.1MB

Download
memory/2036-14-0x0000000000370000-0x0000000000690000-memory.dmp

Filesize
3.1MB

Download
memory/2036-16-0x0000000000371000-0x00000000003D9000-memory.dmp

Filesize
416KB

Download
memory/2896-24-0x00000000012E0000-0x0000000001600000-memory.dmp

Filesize
3.1MB

Download
memory/2896-27-0x00000000012E0000-0x0000000001600000-memory.dmp

Filesize
3.1MB

Download
memory/2896-19-0x00000000012E0000-0x0000000001600000-memory.dmp

Filesize
3.1MB

Download
memory/2896-22-0x00000000012E0000-0x0000000001600000-memory.dmp

Filesize
3.1MB

Download
memory/2896-21-0x00000000012E0000-0x0000000001600000-memory.dmp

Filesize
3.1MB

Download
memory/2896-23-0x00000000012E0000-0x0000000001600000-memory.dmp

Filesize
3.1MB

Download
memory/2896-17-0x00000000012E0000-0x0000000001600000-memory.dmp

Filesize
3.1MB

Download
memory/2896-25-0x00000000012E1000-0x0000000001349000-memory.dmp

Filesize
416KB

Download
memory/2896-26-0x00000000012E0000-0x0000000001600000-memory.dmp

Filesize
3.1MB

Download
memory/2896-18-0x00000000012E1000-0x0000000001349000-memory.dmp

Filesize
416KB

Download
memory/2896-28-0x00000000012E0000-0x0000000001600000-memory.dmp

Filesize
3.1MB

Download
memory/2896-29-0x00000000012E0000-0x0000000001600000-memory.dmp

Filesize
3.1MB

Download
memory/2896-30-0x00000000012E0000-0x0000000001600000-memory.dmp

Filesize
3.1MB

Download
memory/2896-31-0x00000000012E0000-0x0000000001600000-memory.dmp

Filesize
3.1MB

Download
memory/2896-32-0x00000000012E0000-0x0000000001600000-memory.dmp

Filesize
3.1MB

Download
memory/2896-33-0x00000000012E0000-0x0000000001600000-memory.dmp

Filesize
3.1MB

Download
memory/2896-34-0x00000000012E0000-0x0000000001600000-memory.dmp

Filesize
3.1MB

Download
memory/2896-35-0x00000000012E0000-0x0000000001600000-memory.dmp

Filesize
3.1MB

Download
memory/2896-36-0x00000000012E0000-0x0000000001600000-memory.dmp

Filesize
3.1MB

Download
memory/2896-37-0x00000000012E0000-0x0000000001600000-memory.dmp

Filesize
3.1MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads