amadey | 4a9210e8d6b923de0dfa752ec7f37db5e4b2b389a3baeafa52dec4bfce28e624

General

Target

4a9210e8d6b923de0dfa752ec7f37db5e4b2b389a3baeafa52dec4bfce28e624.exe
Size

1.8MB
MD5

1fe97d9db2508133c9157bc97a49bfaf
SHA1

9ef56b89a97b0721c4e420fcb368fd774167d013
SHA256

4a9210e8d6b923de0dfa752ec7f37db5e4b2b389a3baeafa52dec4bfce28e624
SHA512

a9f927caaf21576266759abf1532e82f9eb915793c7102e3eda9e9c54245e86b76525aa85d512d2f22580dae62ddd75e86efe09f4c55c854965081cc48f4941a
SSDEEP

49152:Qe3qR4a2sBrvzd17bE4MeDNMg3i7VISXRIB1R+tN:QeMpT7lN0NyR+f

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__	4a9210e8d6b923de0dfa752ec7f37db5e4b2b389a3baeafa52dec4bfce28e624.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	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	4a9210e8d6b923de0dfa752ec7f37db5e4b2b389a3baeafa52dec4bfce28e624.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	4a9210e8d6b923de0dfa752ec7f37db5e4b2b389a3baeafa52dec4bfce28e624.exe

Executes dropped EXE 1 IoCs

pid	Process
2256	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	4a9210e8d6b923de0dfa752ec7f37db5e4b2b389a3baeafa52dec4bfce28e624.exe
Key opened	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Wine	skotes.exe

Loads dropped DLL 2 IoCs

pid	Process
1796	4a9210e8d6b923de0dfa752ec7f37db5e4b2b389a3baeafa52dec4bfce28e624.exe
1796	4a9210e8d6b923de0dfa752ec7f37db5e4b2b389a3baeafa52dec4bfce28e624.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
1796	4a9210e8d6b923de0dfa752ec7f37db5e4b2b389a3baeafa52dec4bfce28e624.exe
2256	skotes.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\skotes.job	4a9210e8d6b923de0dfa752ec7f37db5e4b2b389a3baeafa52dec4bfce28e624.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	4a9210e8d6b923de0dfa752ec7f37db5e4b2b389a3baeafa52dec4bfce28e624.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	skotes.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1796	4a9210e8d6b923de0dfa752ec7f37db5e4b2b389a3baeafa52dec4bfce28e624.exe
2256	skotes.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1796	4a9210e8d6b923de0dfa752ec7f37db5e4b2b389a3baeafa52dec4bfce28e624.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1796 wrote to memory of 2256	1796	4a9210e8d6b923de0dfa752ec7f37db5e4b2b389a3baeafa52dec4bfce28e624.exe	30
PID 1796 wrote to memory of 2256	1796	4a9210e8d6b923de0dfa752ec7f37db5e4b2b389a3baeafa52dec4bfce28e624.exe	30
PID 1796 wrote to memory of 2256	1796	4a9210e8d6b923de0dfa752ec7f37db5e4b2b389a3baeafa52dec4bfce28e624.exe	30
PID 1796 wrote to memory of 2256	1796	4a9210e8d6b923de0dfa752ec7f37db5e4b2b389a3baeafa52dec4bfce28e624.exe	30

C:\Users\Admin\AppData\Local\Temp\4a9210e8d6b923de0dfa752ec7f37db5e4b2b389a3baeafa52dec4bfce28e624.exe
"C:\Users\Admin\AppData\Local\Temp\4a9210e8d6b923de0dfa752ec7f37db5e4b2b389a3baeafa52dec4bfce28e624.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:1796
- 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:2256

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
1.8MB

MD5
1fe97d9db2508133c9157bc97a49bfaf

SHA1
9ef56b89a97b0721c4e420fcb368fd774167d013

SHA256
4a9210e8d6b923de0dfa752ec7f37db5e4b2b389a3baeafa52dec4bfce28e624

SHA512
a9f927caaf21576266759abf1532e82f9eb915793c7102e3eda9e9c54245e86b76525aa85d512d2f22580dae62ddd75e86efe09f4c55c854965081cc48f4941a

Download Submit
memory/1796-18-0x00000000008A0000-0x0000000000D54000-memory.dmp

Filesize
4.7MB

Download
memory/1796-1-0x0000000077D50000-0x0000000077D52000-memory.dmp

Filesize
8KB

Download
memory/1796-2-0x00000000008A1000-0x00000000008CF000-memory.dmp

Filesize
184KB

Download
memory/1796-3-0x00000000008A0000-0x0000000000D54000-memory.dmp

Filesize
4.7MB

Download
memory/1796-5-0x00000000008A0000-0x0000000000D54000-memory.dmp

Filesize
4.7MB

Download
memory/1796-9-0x00000000008A0000-0x0000000000D54000-memory.dmp

Filesize
4.7MB

Download
memory/1796-0-0x00000000008A0000-0x0000000000D54000-memory.dmp

Filesize
4.7MB

Download
memory/1796-20-0x0000000006E20000-0x00000000072D4000-memory.dmp

Filesize
4.7MB

Download
memory/2256-25-0x0000000000F10000-0x00000000013C4000-memory.dmp

Filesize
4.7MB

Download
memory/2256-29-0x0000000000F10000-0x00000000013C4000-memory.dmp

Filesize
4.7MB

Download
memory/2256-23-0x0000000000F10000-0x00000000013C4000-memory.dmp

Filesize
4.7MB

Download
memory/2256-21-0x0000000000F10000-0x00000000013C4000-memory.dmp

Filesize
4.7MB

Download
memory/2256-26-0x0000000000F10000-0x00000000013C4000-memory.dmp

Filesize
4.7MB

Download
memory/2256-27-0x0000000000F10000-0x00000000013C4000-memory.dmp

Filesize
4.7MB

Download
memory/2256-28-0x0000000000F10000-0x00000000013C4000-memory.dmp

Filesize
4.7MB

Download
memory/2256-22-0x0000000000F11000-0x0000000000F3F000-memory.dmp

Filesize
184KB

Download
memory/2256-30-0x0000000000F10000-0x00000000013C4000-memory.dmp

Filesize
4.7MB

Download
memory/2256-31-0x0000000000F10000-0x00000000013C4000-memory.dmp

Filesize
4.7MB

Download
memory/2256-32-0x0000000000F10000-0x00000000013C4000-memory.dmp

Filesize
4.7MB

Download
memory/2256-33-0x0000000000F10000-0x00000000013C4000-memory.dmp

Filesize
4.7MB

Download
memory/2256-34-0x0000000000F10000-0x00000000013C4000-memory.dmp

Filesize
4.7MB

Download
memory/2256-35-0x0000000000F10000-0x00000000013C4000-memory.dmp

Filesize
4.7MB

Download
memory/2256-36-0x0000000000F10000-0x00000000013C4000-memory.dmp

Filesize
4.7MB

Download
memory/2256-37-0x0000000000F10000-0x00000000013C4000-memory.dmp

Filesize
4.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads