amadey | 4caeb908f24f021a04e69d0affb42cfd7730be17215e2b9c0a0ebbce6749e91e

General

Target

4caeb908f24f021a04e69d0affb42cfd7730be17215e2b9c0a0ebbce6749e91e.exe
Size

1.8MB
MD5

03fb2ac03f145a4411d1db59685c829e
SHA1

41149472c0f571264c7d7e4023d23ec72bd55048
SHA256

4caeb908f24f021a04e69d0affb42cfd7730be17215e2b9c0a0ebbce6749e91e
SHA512

71c040d22505bf1b4a6c8650de610cea28d43fa5164d6747c859b17f1b46f0057c3884cca818c105311bb18889964fdbcc03e2fd04f41d9db373777e1797ac8a
SSDEEP

49152:mWMSFWJctAkD/BU1nvyQLRArw3f3MvkFxHMSiXt8XGlIfrnVm:4vQgnvkrCWkzHg9vlIf

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__	4caeb908f24f021a04e69d0affb42cfd7730be17215e2b9c0a0ebbce6749e91e.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\VideoBiosVersion	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	4caeb908f24f021a04e69d0affb42cfd7730be17215e2b9c0a0ebbce6749e91e.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	4caeb908f24f021a04e69d0affb42cfd7730be17215e2b9c0a0ebbce6749e91e.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	skotes.exe

Executes dropped EXE 1 IoCs

pid	Process
2576	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-1-5-21-3063565911-2056067323-3330884624-1000\Software\Wine	4caeb908f24f021a04e69d0affb42cfd7730be17215e2b9c0a0ebbce6749e91e.exe
Key opened	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Wine	skotes.exe

Loads dropped DLL 2 IoCs

pid	Process
2720	4caeb908f24f021a04e69d0affb42cfd7730be17215e2b9c0a0ebbce6749e91e.exe
2720	4caeb908f24f021a04e69d0affb42cfd7730be17215e2b9c0a0ebbce6749e91e.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
2720	4caeb908f24f021a04e69d0affb42cfd7730be17215e2b9c0a0ebbce6749e91e.exe
2576	skotes.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\skotes.job	4caeb908f24f021a04e69d0affb42cfd7730be17215e2b9c0a0ebbce6749e91e.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	4caeb908f24f021a04e69d0affb42cfd7730be17215e2b9c0a0ebbce6749e91e.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	skotes.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2720	4caeb908f24f021a04e69d0affb42cfd7730be17215e2b9c0a0ebbce6749e91e.exe
2576	skotes.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2720	4caeb908f24f021a04e69d0affb42cfd7730be17215e2b9c0a0ebbce6749e91e.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2720 wrote to memory of 2576	2720	4caeb908f24f021a04e69d0affb42cfd7730be17215e2b9c0a0ebbce6749e91e.exe	30
PID 2720 wrote to memory of 2576	2720	4caeb908f24f021a04e69d0affb42cfd7730be17215e2b9c0a0ebbce6749e91e.exe	30
PID 2720 wrote to memory of 2576	2720	4caeb908f24f021a04e69d0affb42cfd7730be17215e2b9c0a0ebbce6749e91e.exe	30
PID 2720 wrote to memory of 2576	2720	4caeb908f24f021a04e69d0affb42cfd7730be17215e2b9c0a0ebbce6749e91e.exe	30

C:\Users\Admin\AppData\Local\Temp\4caeb908f24f021a04e69d0affb42cfd7730be17215e2b9c0a0ebbce6749e91e.exe
"C:\Users\Admin\AppData\Local\Temp\4caeb908f24f021a04e69d0affb42cfd7730be17215e2b9c0a0ebbce6749e91e.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:2720
- 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:2576

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
03fb2ac03f145a4411d1db59685c829e

SHA1
41149472c0f571264c7d7e4023d23ec72bd55048

SHA256
4caeb908f24f021a04e69d0affb42cfd7730be17215e2b9c0a0ebbce6749e91e

SHA512
71c040d22505bf1b4a6c8650de610cea28d43fa5164d6747c859b17f1b46f0057c3884cca818c105311bb18889964fdbcc03e2fd04f41d9db373777e1797ac8a

Download Submit
memory/2576-27-0x0000000001120000-0x00000000015E3000-memory.dmp

Filesize
4.8MB

Download
memory/2576-33-0x0000000001120000-0x00000000015E3000-memory.dmp

Filesize
4.8MB

Download
memory/2576-24-0x0000000001120000-0x00000000015E3000-memory.dmp

Filesize
4.8MB

Download
memory/2576-40-0x0000000001120000-0x00000000015E3000-memory.dmp

Filesize
4.8MB

Download
memory/2576-38-0x0000000001120000-0x00000000015E3000-memory.dmp

Filesize
4.8MB

Download
memory/2576-37-0x0000000001120000-0x00000000015E3000-memory.dmp

Filesize
4.8MB

Download
memory/2576-21-0x0000000001120000-0x00000000015E3000-memory.dmp

Filesize
4.8MB

Download
memory/2576-36-0x0000000001120000-0x00000000015E3000-memory.dmp

Filesize
4.8MB

Download
memory/2576-35-0x0000000001120000-0x00000000015E3000-memory.dmp

Filesize
4.8MB

Download
memory/2576-22-0x0000000001120000-0x00000000015E3000-memory.dmp

Filesize
4.8MB

Download
memory/2576-23-0x0000000001120000-0x00000000015E3000-memory.dmp

Filesize
4.8MB

Download
memory/2576-26-0x0000000001120000-0x00000000015E3000-memory.dmp

Filesize
4.8MB

Download
memory/2576-41-0x0000000001120000-0x00000000015E3000-memory.dmp

Filesize
4.8MB

Download
memory/2576-39-0x0000000001120000-0x00000000015E3000-memory.dmp

Filesize
4.8MB

Download
memory/2576-32-0x0000000001120000-0x00000000015E3000-memory.dmp

Filesize
4.8MB

Download
memory/2576-29-0x0000000001120000-0x00000000015E3000-memory.dmp

Filesize
4.8MB

Download
memory/2576-30-0x0000000001120000-0x00000000015E3000-memory.dmp

Filesize
4.8MB

Download
memory/2576-31-0x0000000001120000-0x00000000015E3000-memory.dmp

Filesize
4.8MB

Download
memory/2576-28-0x0000000001120000-0x00000000015E3000-memory.dmp

Filesize
4.8MB

Download
memory/2576-34-0x0000000001120000-0x00000000015E3000-memory.dmp

Filesize
4.8MB

Download
memory/2720-2-0x0000000001391000-0x00000000013BF000-memory.dmp

Filesize
184KB

Download
memory/2720-17-0x0000000001390000-0x0000000001853000-memory.dmp

Filesize
4.8MB

Download
memory/2720-18-0x0000000007040000-0x0000000007503000-memory.dmp

Filesize
4.8MB

Download
memory/2720-20-0x0000000007040000-0x0000000007503000-memory.dmp

Filesize
4.8MB

Download
memory/2720-1-0x00000000779F0000-0x00000000779F2000-memory.dmp

Filesize
8KB

Download
memory/2720-0-0x0000000001390000-0x0000000001853000-memory.dmp

Filesize
4.8MB

Download
memory/2720-4-0x0000000001390000-0x0000000001853000-memory.dmp

Filesize
4.8MB

Download
memory/2720-3-0x0000000001390000-0x0000000001853000-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