amadey | ab8133e3940b8494475f0a2d041d44b45460bbf40867e318b6bbe57f0564ca89

General

Target

ab8133e3940b8494475f0a2d041d44b45460bbf40867e318b6bbe57f0564ca89.exe
Size

3.0MB
MD5

ada8f459ea3db29814821af3a2856194
SHA1

911c7cb758c0a2916f15634f04ce5b89764b65d2
SHA256

ab8133e3940b8494475f0a2d041d44b45460bbf40867e318b6bbe57f0564ca89
SHA512

f9197fb7288855944750939ca5cc6c86ed749be4c7b4619e0f59554de66604d553e00c9c7db9c5b9fcaed1b46b051b042609889482be58eb1b5784c246044c20
SSDEEP

49152:UiLVtU6cgVSi3snIoi3GWus2J1SblVvcoqX+KCV30lreOEd+Y:Zz6ysn63nu5J1SZ5cD+KBJE

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__	ab8133e3940b8494475f0a2d041d44b45460bbf40867e318b6bbe57f0564ca89.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	ab8133e3940b8494475f0a2d041d44b45460bbf40867e318b6bbe57f0564ca89.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	ab8133e3940b8494475f0a2d041d44b45460bbf40867e318b6bbe57f0564ca89.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
2804	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	ab8133e3940b8494475f0a2d041d44b45460bbf40867e318b6bbe57f0564ca89.exe
Key opened	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Wine	skotes.exe

Loads dropped DLL 1 IoCs

pid	Process
2396	ab8133e3940b8494475f0a2d041d44b45460bbf40867e318b6bbe57f0564ca89.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
2396	ab8133e3940b8494475f0a2d041d44b45460bbf40867e318b6bbe57f0564ca89.exe
2804	skotes.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\skotes.job	ab8133e3940b8494475f0a2d041d44b45460bbf40867e318b6bbe57f0564ca89.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	ab8133e3940b8494475f0a2d041d44b45460bbf40867e318b6bbe57f0564ca89.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	skotes.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2396	ab8133e3940b8494475f0a2d041d44b45460bbf40867e318b6bbe57f0564ca89.exe
2804	skotes.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2396	ab8133e3940b8494475f0a2d041d44b45460bbf40867e318b6bbe57f0564ca89.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2396 wrote to memory of 2804	2396	ab8133e3940b8494475f0a2d041d44b45460bbf40867e318b6bbe57f0564ca89.exe	30
PID 2396 wrote to memory of 2804	2396	ab8133e3940b8494475f0a2d041d44b45460bbf40867e318b6bbe57f0564ca89.exe	30
PID 2396 wrote to memory of 2804	2396	ab8133e3940b8494475f0a2d041d44b45460bbf40867e318b6bbe57f0564ca89.exe	30
PID 2396 wrote to memory of 2804	2396	ab8133e3940b8494475f0a2d041d44b45460bbf40867e318b6bbe57f0564ca89.exe	30

C:\Users\Admin\AppData\Local\Temp\ab8133e3940b8494475f0a2d041d44b45460bbf40867e318b6bbe57f0564ca89.exe
"C:\Users\Admin\AppData\Local\Temp\ab8133e3940b8494475f0a2d041d44b45460bbf40867e318b6bbe57f0564ca89.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:2396
- 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:2804

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
3.0MB

MD5
ada8f459ea3db29814821af3a2856194

SHA1
911c7cb758c0a2916f15634f04ce5b89764b65d2

SHA256
ab8133e3940b8494475f0a2d041d44b45460bbf40867e318b6bbe57f0564ca89

SHA512
f9197fb7288855944750939ca5cc6c86ed749be4c7b4619e0f59554de66604d553e00c9c7db9c5b9fcaed1b46b051b042609889482be58eb1b5784c246044c20

Download Submit
memory/2396-23-0x00000000069D0000-0x0000000006CDC000-memory.dmp

Filesize
3.0MB

Download
memory/2396-1-0x0000000077210000-0x0000000077212000-memory.dmp

Filesize
8KB

Download
memory/2396-2-0x0000000000A21000-0x0000000000A89000-memory.dmp

Filesize
416KB

Download
memory/2396-3-0x0000000000A20000-0x0000000000D2C000-memory.dmp

Filesize
3.0MB

Download
memory/2396-5-0x0000000000A20000-0x0000000000D2C000-memory.dmp

Filesize
3.0MB

Download
memory/2396-15-0x0000000000A20000-0x0000000000D2C000-memory.dmp

Filesize
3.0MB

Download
memory/2396-0-0x0000000000A20000-0x0000000000D2C000-memory.dmp

Filesize
3.0MB

Download
memory/2396-17-0x00000000069D0000-0x0000000006CDC000-memory.dmp

Filesize
3.0MB

Download
memory/2396-16-0x0000000000A21000-0x0000000000A89000-memory.dmp

Filesize
416KB

Download
memory/2804-24-0x0000000000840000-0x0000000000B4C000-memory.dmp

Filesize
3.0MB

Download
memory/2804-29-0x0000000000840000-0x0000000000B4C000-memory.dmp

Filesize
3.0MB

Download
memory/2804-22-0x0000000000840000-0x0000000000B4C000-memory.dmp

Filesize
3.0MB

Download
memory/2804-19-0x0000000000840000-0x0000000000B4C000-memory.dmp

Filesize
3.0MB

Download
memory/2804-18-0x0000000000840000-0x0000000000B4C000-memory.dmp

Filesize
3.0MB

Download
memory/2804-25-0x0000000000840000-0x0000000000B4C000-memory.dmp

Filesize
3.0MB

Download
memory/2804-26-0x0000000000840000-0x0000000000B4C000-memory.dmp

Filesize
3.0MB

Download
memory/2804-27-0x0000000000840000-0x0000000000B4C000-memory.dmp

Filesize
3.0MB

Download
memory/2804-28-0x0000000000840000-0x0000000000B4C000-memory.dmp

Filesize
3.0MB

Download
memory/2804-20-0x0000000000840000-0x0000000000B4C000-memory.dmp

Filesize
3.0MB

Download
memory/2804-30-0x0000000000840000-0x0000000000B4C000-memory.dmp

Filesize
3.0MB

Download
memory/2804-31-0x0000000000840000-0x0000000000B4C000-memory.dmp

Filesize
3.0MB

Download
memory/2804-32-0x0000000000840000-0x0000000000B4C000-memory.dmp

Filesize
3.0MB

Download
memory/2804-33-0x0000000000840000-0x0000000000B4C000-memory.dmp

Filesize
3.0MB

Download
memory/2804-34-0x0000000000840000-0x0000000000B4C000-memory.dmp

Filesize
3.0MB

Download
memory/2804-35-0x0000000000840000-0x0000000000B4C000-memory.dmp

Filesize
3.0MB

Download
memory/2804-36-0x0000000000840000-0x0000000000B4C000-memory.dmp

Filesize
3.0MB

Download
memory/2804-37-0x0000000000840000-0x0000000000B4C000-memory.dmp

Filesize
3.0MB

Download
memory/2804-38-0x0000000000840000-0x0000000000B4C000-memory.dmp

Filesize
3.0MB

Download
memory/2804-39-0x0000000000840000-0x0000000000B4C000-memory.dmp

Filesize
3.0MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads