amadey | 74b5290b8e5833a76884a28980c7f5ce27f6757109759848c5437a7410ef020b

General

Target

74b5290b8e5833a76884a28980c7f5ce27f6757109759848c5437a7410ef020b.exe
Size

3.1MB
MD5

0e1a8ebf6eba102aaecaf8f7c5856223
SHA1

05a7580a01e5e9996ba6267e515bedb75fbe33bf
SHA256

74b5290b8e5833a76884a28980c7f5ce27f6757109759848c5437a7410ef020b
SHA512

c299b26f9cb948d32e24cb1101f53254455c0056b00a035781f47563a61fc52caf5fae0b1209253e381d5e7e67b662574451308da8c7bd67c103a0af233e7d7e
SSDEEP

49152:JPW9Z4C0Hg4yOW6wpKuUV0Ikh7IbeI4gv2ShDLyRNLTyEt0p:/A4HW6wpXUV0Ig0tpFLyTyEKp

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__	74b5290b8e5833a76884a28980c7f5ce27f6757109759848c5437a7410ef020b.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	74b5290b8e5833a76884a28980c7f5ce27f6757109759848c5437a7410ef020b.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	74b5290b8e5833a76884a28980c7f5ce27f6757109759848c5437a7410ef020b.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
2616	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-1-5-21-1488793075-819845221-1497111674-1000\Software\Wine	skotes.exe
Key opened	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Wine	74b5290b8e5833a76884a28980c7f5ce27f6757109759848c5437a7410ef020b.exe

Loads dropped DLL 1 IoCs

pid	Process
268	74b5290b8e5833a76884a28980c7f5ce27f6757109759848c5437a7410ef020b.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
268	74b5290b8e5833a76884a28980c7f5ce27f6757109759848c5437a7410ef020b.exe
2616	skotes.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\skotes.job	74b5290b8e5833a76884a28980c7f5ce27f6757109759848c5437a7410ef020b.exe

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	74b5290b8e5833a76884a28980c7f5ce27f6757109759848c5437a7410ef020b.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	skotes.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
268	74b5290b8e5833a76884a28980c7f5ce27f6757109759848c5437a7410ef020b.exe
2616	skotes.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
268	74b5290b8e5833a76884a28980c7f5ce27f6757109759848c5437a7410ef020b.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 268 wrote to memory of 2616	268	74b5290b8e5833a76884a28980c7f5ce27f6757109759848c5437a7410ef020b.exe	31
PID 268 wrote to memory of 2616	268	74b5290b8e5833a76884a28980c7f5ce27f6757109759848c5437a7410ef020b.exe	31
PID 268 wrote to memory of 2616	268	74b5290b8e5833a76884a28980c7f5ce27f6757109759848c5437a7410ef020b.exe	31
PID 268 wrote to memory of 2616	268	74b5290b8e5833a76884a28980c7f5ce27f6757109759848c5437a7410ef020b.exe	31

C:\Users\Admin\AppData\Local\Temp\74b5290b8e5833a76884a28980c7f5ce27f6757109759848c5437a7410ef020b.exe
"C:\Users\Admin\AppData\Local\Temp\74b5290b8e5833a76884a28980c7f5ce27f6757109759848c5437a7410ef020b.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:268
- 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:2616

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

1

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
3.1MB

MD5
0e1a8ebf6eba102aaecaf8f7c5856223

SHA1
05a7580a01e5e9996ba6267e515bedb75fbe33bf

SHA256
74b5290b8e5833a76884a28980c7f5ce27f6757109759848c5437a7410ef020b

SHA512
c299b26f9cb948d32e24cb1101f53254455c0056b00a035781f47563a61fc52caf5fae0b1209253e381d5e7e67b662574451308da8c7bd67c103a0af233e7d7e

Download Submit
memory/268-10-0x0000000000250000-0x000000000056E000-memory.dmp

Filesize
3.1MB

Download
memory/268-1-0x0000000077320000-0x0000000077322000-memory.dmp

Filesize
8KB

Download
memory/268-2-0x0000000000251000-0x00000000002B9000-memory.dmp

Filesize
416KB

Download
memory/268-3-0x0000000000250000-0x000000000056E000-memory.dmp

Filesize
3.1MB

Download
memory/268-4-0x0000000000250000-0x000000000056E000-memory.dmp

Filesize
3.1MB

Download
memory/268-17-0x0000000000251000-0x00000000002B9000-memory.dmp

Filesize
416KB

Download
memory/268-18-0x00000000062A0000-0x00000000065BE000-memory.dmp

Filesize
3.1MB

Download
memory/268-0-0x0000000000250000-0x000000000056E000-memory.dmp

Filesize
3.1MB

Download
memory/268-16-0x0000000000250000-0x000000000056E000-memory.dmp

Filesize
3.1MB

Download
memory/2616-26-0x0000000000C60000-0x0000000000F7E000-memory.dmp

Filesize
3.1MB

Download
memory/2616-31-0x0000000000C60000-0x0000000000F7E000-memory.dmp

Filesize
3.1MB

Download
memory/2616-21-0x0000000000C60000-0x0000000000F7E000-memory.dmp

Filesize
3.1MB

Download
memory/2616-22-0x0000000000C60000-0x0000000000F7E000-memory.dmp

Filesize
3.1MB

Download
memory/2616-24-0x0000000000C60000-0x0000000000F7E000-memory.dmp

Filesize
3.1MB

Download
memory/2616-25-0x0000000000C60000-0x0000000000F7E000-memory.dmp

Filesize
3.1MB

Download
memory/2616-19-0x0000000000C60000-0x0000000000F7E000-memory.dmp

Filesize
3.1MB

Download
memory/2616-27-0x0000000000C60000-0x0000000000F7E000-memory.dmp

Filesize
3.1MB

Download
memory/2616-28-0x0000000000C61000-0x0000000000CC9000-memory.dmp

Filesize
416KB

Download
memory/2616-29-0x0000000000C60000-0x0000000000F7E000-memory.dmp

Filesize
3.1MB

Download
memory/2616-30-0x0000000000C60000-0x0000000000F7E000-memory.dmp

Filesize
3.1MB

Download
memory/2616-20-0x0000000000C61000-0x0000000000CC9000-memory.dmp

Filesize
416KB

Download
memory/2616-32-0x0000000000C60000-0x0000000000F7E000-memory.dmp

Filesize
3.1MB

Download
memory/2616-33-0x0000000000C60000-0x0000000000F7E000-memory.dmp

Filesize
3.1MB

Download
memory/2616-34-0x0000000000C60000-0x0000000000F7E000-memory.dmp

Filesize
3.1MB

Download
memory/2616-35-0x0000000000C60000-0x0000000000F7E000-memory.dmp

Filesize
3.1MB

Download
memory/2616-36-0x0000000000C60000-0x0000000000F7E000-memory.dmp

Filesize
3.1MB

Download
memory/2616-37-0x0000000000C60000-0x0000000000F7E000-memory.dmp

Filesize
3.1MB

Download
memory/2616-38-0x0000000000C60000-0x0000000000F7E000-memory.dmp

Filesize
3.1MB

Download
memory/2616-39-0x0000000000C60000-0x0000000000F7E000-memory.dmp

Filesize
3.1MB

Download
memory/2616-40-0x0000000000C60000-0x0000000000F7E000-memory.dmp

Filesize
3.1MB

Download
memory/2616-41-0x0000000000C60000-0x0000000000F7E000-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