amadey | 8370e88ac5befe61ac995afffad27892681dc44a854a50a028a977cdc945f1fc

General

Target

8370e88ac5befe61ac995afffad27892681dc44a854a50a028a977cdc945f1fc.exe
Size

2.9MB
MD5

5bcc85cf578615240ebb1808bb7a05c0
SHA1

271e542f554ea879dbffc67a83262ce63dfa5a22
SHA256

8370e88ac5befe61ac995afffad27892681dc44a854a50a028a977cdc945f1fc
SHA512

f675e2fbc5e86cb8d649016b24bfbe343416ce71012d257670f4d18d1bafea26658aace3ea9c2fa014b3dd8bd81030b8182fa16d601f02920c1171bb3597d715
SSDEEP

49152:7+aAxr1Ly/YE4/nOllylqGrpegcw3jCB+4oi:7+aAxRNElylqGrpegDs+4oi

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__	8370e88ac5befe61ac995afffad27892681dc44a854a50a028a977cdc945f1fc.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	8370e88ac5befe61ac995afffad27892681dc44a854a50a028a977cdc945f1fc.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	8370e88ac5befe61ac995afffad27892681dc44a854a50a028a977cdc945f1fc.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
2868	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	8370e88ac5befe61ac995afffad27892681dc44a854a50a028a977cdc945f1fc.exe
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Wine	skotes.exe

Loads dropped DLL 1 IoCs

pid	Process
1968	8370e88ac5befe61ac995afffad27892681dc44a854a50a028a977cdc945f1fc.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
1968	8370e88ac5befe61ac995afffad27892681dc44a854a50a028a977cdc945f1fc.exe
2868	skotes.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\skotes.job	8370e88ac5befe61ac995afffad27892681dc44a854a50a028a977cdc945f1fc.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 1 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	8370e88ac5befe61ac995afffad27892681dc44a854a50a028a977cdc945f1fc.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1968	8370e88ac5befe61ac995afffad27892681dc44a854a50a028a977cdc945f1fc.exe
2868	skotes.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1968	8370e88ac5befe61ac995afffad27892681dc44a854a50a028a977cdc945f1fc.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1968 wrote to memory of 2868	1968	8370e88ac5befe61ac995afffad27892681dc44a854a50a028a977cdc945f1fc.exe	30
PID 1968 wrote to memory of 2868	1968	8370e88ac5befe61ac995afffad27892681dc44a854a50a028a977cdc945f1fc.exe	30
PID 1968 wrote to memory of 2868	1968	8370e88ac5befe61ac995afffad27892681dc44a854a50a028a977cdc945f1fc.exe	30
PID 1968 wrote to memory of 2868	1968	8370e88ac5befe61ac995afffad27892681dc44a854a50a028a977cdc945f1fc.exe	30

C:\Users\Admin\AppData\Local\Temp\8370e88ac5befe61ac995afffad27892681dc44a854a50a028a977cdc945f1fc.exe
"C:\Users\Admin\AppData\Local\Temp\8370e88ac5befe61ac995afffad27892681dc44a854a50a028a977cdc945f1fc.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:1968
- 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
  - Suspicious behavior: EnumeratesProcesses
  PID:2868

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
2.9MB

MD5
5bcc85cf578615240ebb1808bb7a05c0

SHA1
271e542f554ea879dbffc67a83262ce63dfa5a22

SHA256
8370e88ac5befe61ac995afffad27892681dc44a854a50a028a977cdc945f1fc

SHA512
f675e2fbc5e86cb8d649016b24bfbe343416ce71012d257670f4d18d1bafea26658aace3ea9c2fa014b3dd8bd81030b8182fa16d601f02920c1171bb3597d715

Download Submit
memory/1968-0-0x00000000009E0000-0x0000000000CF8000-memory.dmp

Filesize
3.1MB

Download
memory/1968-1-0x00000000773A0000-0x00000000773A2000-memory.dmp

Filesize
8KB

Download
memory/1968-2-0x00000000009E1000-0x0000000000A0F000-memory.dmp

Filesize
184KB

Download
memory/1968-3-0x00000000009E0000-0x0000000000CF8000-memory.dmp

Filesize
3.1MB

Download
memory/1968-4-0x00000000009E0000-0x0000000000CF8000-memory.dmp

Filesize
3.1MB

Download
memory/1968-14-0x00000000064B0000-0x00000000067C8000-memory.dmp

Filesize
3.1MB

Download
memory/1968-17-0x00000000009E0000-0x0000000000CF8000-memory.dmp

Filesize
3.1MB

Download
memory/2868-16-0x0000000000E00000-0x0000000001118000-memory.dmp

Filesize
3.1MB

Download
memory/2868-24-0x0000000000E00000-0x0000000001118000-memory.dmp

Filesize
3.1MB

Download
memory/2868-23-0x0000000000E01000-0x0000000000E2F000-memory.dmp

Filesize
184KB

Download
memory/2868-22-0x00000000004C0000-0x00000000004C1000-memory.dmp

Filesize
4KB

Download
memory/2868-25-0x0000000000E00000-0x0000000001118000-memory.dmp

Filesize
3.1MB

Download
memory/2868-21-0x00000000004E0000-0x00000000004E1000-memory.dmp

Filesize
4KB

Download
memory/2868-20-0x0000000000D10000-0x0000000000D11000-memory.dmp

Filesize
4KB

Download
memory/2868-19-0x0000000000AA0000-0x0000000000AA1000-memory.dmp

Filesize
4KB

Download
memory/2868-18-0x0000000000C30000-0x0000000000C31000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads