amadey | e7a2f4e3c055e622646e93f9a92c30d5f1819260172165a2188210f0e62e06bb

General

Target

e7a2f4e3c055e622646e93f9a92c30d5f1819260172165a2188210f0e62e06bb.exe
Size

1.8MB
MD5

bcb753ab0884678d81701e09759be3f2
SHA1

a9ce51ab0543fcd0b7714a7e3679397e6582d139
SHA256

e7a2f4e3c055e622646e93f9a92c30d5f1819260172165a2188210f0e62e06bb
SHA512

333085476670985a7fd18897d41b0e57693c98e377c7d9b3690031e8c40183c13529e869e1a7f190447ab0f6afe27cd85753737607c7a0738bf623aecbd5c5d9
SSDEEP

49152:Jr0d1nSxAQ0eIs0zGT33AF+XwJLMtoq+MHshDrD:ud174I9gwctp+MHi

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__	skotes.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	e7a2f4e3c055e622646e93f9a92c30d5f1819260172165a2188210f0e62e06bb.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	e7a2f4e3c055e622646e93f9a92c30d5f1819260172165a2188210f0e62e06bb.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	e7a2f4e3c055e622646e93f9a92c30d5f1819260172165a2188210f0e62e06bb.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
3000	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-1-5-21-3692679935-4019334568-335155002-1000\Software\Wine	e7a2f4e3c055e622646e93f9a92c30d5f1819260172165a2188210f0e62e06bb.exe
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Wine	skotes.exe

Loads dropped DLL 2 IoCs

pid	Process
840	e7a2f4e3c055e622646e93f9a92c30d5f1819260172165a2188210f0e62e06bb.exe
840	e7a2f4e3c055e622646e93f9a92c30d5f1819260172165a2188210f0e62e06bb.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
840	e7a2f4e3c055e622646e93f9a92c30d5f1819260172165a2188210f0e62e06bb.exe
3000	skotes.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\skotes.job	e7a2f4e3c055e622646e93f9a92c30d5f1819260172165a2188210f0e62e06bb.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	e7a2f4e3c055e622646e93f9a92c30d5f1819260172165a2188210f0e62e06bb.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	skotes.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
840	e7a2f4e3c055e622646e93f9a92c30d5f1819260172165a2188210f0e62e06bb.exe
3000	skotes.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
840	e7a2f4e3c055e622646e93f9a92c30d5f1819260172165a2188210f0e62e06bb.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 840 wrote to memory of 3000	840	e7a2f4e3c055e622646e93f9a92c30d5f1819260172165a2188210f0e62e06bb.exe	29
PID 840 wrote to memory of 3000	840	e7a2f4e3c055e622646e93f9a92c30d5f1819260172165a2188210f0e62e06bb.exe	29
PID 840 wrote to memory of 3000	840	e7a2f4e3c055e622646e93f9a92c30d5f1819260172165a2188210f0e62e06bb.exe	29
PID 840 wrote to memory of 3000	840	e7a2f4e3c055e622646e93f9a92c30d5f1819260172165a2188210f0e62e06bb.exe	29

C:\Users\Admin\AppData\Local\Temp\e7a2f4e3c055e622646e93f9a92c30d5f1819260172165a2188210f0e62e06bb.exe
"C:\Users\Admin\AppData\Local\Temp\e7a2f4e3c055e622646e93f9a92c30d5f1819260172165a2188210f0e62e06bb.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:840
- 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:3000

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

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

Filesize
1.8MB

MD5
bcb753ab0884678d81701e09759be3f2

SHA1
a9ce51ab0543fcd0b7714a7e3679397e6582d139

SHA256
e7a2f4e3c055e622646e93f9a92c30d5f1819260172165a2188210f0e62e06bb

SHA512
333085476670985a7fd18897d41b0e57693c98e377c7d9b3690031e8c40183c13529e869e1a7f190447ab0f6afe27cd85753737607c7a0738bf623aecbd5c5d9

Download Submit
memory/840-0-0x0000000000BB0000-0x0000000001071000-memory.dmp

Filesize
4.8MB

Download
memory/840-1-0x00000000777B0000-0x00000000777B2000-memory.dmp

Filesize
8KB

Download
memory/840-2-0x0000000000BB1000-0x0000000000BDF000-memory.dmp

Filesize
184KB

Download
memory/840-4-0x0000000000BB0000-0x0000000001071000-memory.dmp

Filesize
4.8MB

Download
memory/840-3-0x0000000000BB0000-0x0000000001071000-memory.dmp

Filesize
4.8MB

Download
memory/840-6-0x0000000000BB0000-0x0000000001071000-memory.dmp

Filesize
4.8MB

Download
memory/840-11-0x0000000000BB0000-0x0000000001071000-memory.dmp

Filesize
4.8MB

Download
memory/840-19-0x0000000006B30000-0x0000000006FF1000-memory.dmp

Filesize
4.8MB

Download
memory/840-23-0x0000000000BB0000-0x0000000001071000-memory.dmp

Filesize
4.8MB

Download
memory/840-21-0x0000000006B30000-0x0000000006FF1000-memory.dmp

Filesize
4.8MB

Download
memory/3000-27-0x0000000000350000-0x0000000000811000-memory.dmp

Filesize
4.8MB

Download
memory/3000-33-0x0000000000350000-0x0000000000811000-memory.dmp

Filesize
4.8MB

Download
memory/3000-25-0x0000000000350000-0x0000000000811000-memory.dmp

Filesize
4.8MB

Download
memory/3000-20-0x0000000000350000-0x0000000000811000-memory.dmp

Filesize
4.8MB

Download
memory/3000-28-0x0000000000350000-0x0000000000811000-memory.dmp

Filesize
4.8MB

Download
memory/3000-29-0x0000000000350000-0x0000000000811000-memory.dmp

Filesize
4.8MB

Download
memory/3000-30-0x0000000000350000-0x0000000000811000-memory.dmp

Filesize
4.8MB

Download
memory/3000-31-0x0000000000350000-0x0000000000811000-memory.dmp

Filesize
4.8MB

Download
memory/3000-32-0x0000000000350000-0x0000000000811000-memory.dmp

Filesize
4.8MB

Download
memory/3000-24-0x0000000000351000-0x000000000037F000-memory.dmp

Filesize
184KB

Download
memory/3000-34-0x0000000000350000-0x0000000000811000-memory.dmp

Filesize
4.8MB

Download
memory/3000-35-0x0000000000350000-0x0000000000811000-memory.dmp

Filesize
4.8MB

Download
memory/3000-36-0x0000000000350000-0x0000000000811000-memory.dmp

Filesize
4.8MB

Download
memory/3000-37-0x0000000000350000-0x0000000000811000-memory.dmp

Filesize
4.8MB

Download
memory/3000-38-0x0000000000350000-0x0000000000811000-memory.dmp

Filesize
4.8MB

Download
memory/3000-39-0x0000000000350000-0x0000000000811000-memory.dmp

Filesize
4.8MB

Download
memory/3000-40-0x0000000000350000-0x0000000000811000-memory.dmp

Filesize
4.8MB

Download
memory/3000-41-0x0000000000350000-0x0000000000811000-memory.dmp

Filesize
4.8MB

Download
memory/3000-42-0x0000000000350000-0x0000000000811000-memory.dmp

Filesize
4.8MB

Download
memory/3000-43-0x0000000000350000-0x0000000000811000-memory.dmp

Filesize
4.8MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads