amadey | 3efa9fdaaa74aaa54f0c90937d948bfc1159a3f920d94bd713bd5b2a69336d95

General

Target

17-12-24.exe
Size

1.8MB
MD5

8732a3fdd6797e1d6f33f1e5380446c9
SHA1

80b7d8b153fd443b009ad5aa57c56f418c47b2d0
SHA256

3efa9fdaaa74aaa54f0c90937d948bfc1159a3f920d94bd713bd5b2a69336d95
SHA512

895a5bd6663c5dc67a0ebc1a6fc39cf394e38b2bf9942498efec8c5990166dd5208e071b8ce5a13c2f1abf80ddc1d7aacd24971c7f6792ee291d101c2df72382
SSDEEP

49152:z8v6n5SVaJf2AUTm2aOcdWzR5PF/In3ZY:I8YV010rVn/WZ

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__	17-12-24.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	17-12-24.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	17-12-24.exe

Executes dropped EXE 1 IoCs

pid	Process
2900	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-1-5-21-2872745919-2748461613-2989606286-1000\Software\Wine	17-12-24.exe
Key opened	\REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Wine	skotes.exe

Loads dropped DLL 1 IoCs

pid	Process
2140	17-12-24.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
2140	17-12-24.exe
2900	skotes.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\skotes.job	17-12-24.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	17-12-24.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	skotes.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2140	17-12-24.exe
2900	skotes.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2140	17-12-24.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2140 wrote to memory of 2900	2140	17-12-24.exe	30
PID 2140 wrote to memory of 2900	2140	17-12-24.exe	30
PID 2140 wrote to memory of 2900	2140	17-12-24.exe	30
PID 2140 wrote to memory of 2900	2140	17-12-24.exe	30

C:\Users\Admin\AppData\Local\Temp\17-12-24.exe
"C:\Users\Admin\AppData\Local\Temp\17-12-24.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:2140
- 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:2900

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

Replay Monitor

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Downloads

\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe

Filesize
1.8MB

MD5
8732a3fdd6797e1d6f33f1e5380446c9

SHA1
80b7d8b153fd443b009ad5aa57c56f418c47b2d0

SHA256
3efa9fdaaa74aaa54f0c90937d948bfc1159a3f920d94bd713bd5b2a69336d95

SHA512
895a5bd6663c5dc67a0ebc1a6fc39cf394e38b2bf9942498efec8c5990166dd5208e071b8ce5a13c2f1abf80ddc1d7aacd24971c7f6792ee291d101c2df72382

Download Submit
memory/2140-0-0x00000000010C0000-0x0000000001583000-memory.dmp

Filesize
4.8MB

Download
memory/2140-1-0x0000000077370000-0x0000000077372000-memory.dmp

Filesize
8KB

Download
memory/2140-2-0x00000000010C1000-0x00000000010EF000-memory.dmp

Filesize
184KB

Download
memory/2140-3-0x00000000010C0000-0x0000000001583000-memory.dmp

Filesize
4.8MB

Download
memory/2140-5-0x00000000010C0000-0x0000000001583000-memory.dmp

Filesize
4.8MB

Download
memory/2140-9-0x00000000010C0000-0x0000000001583000-memory.dmp

Filesize
4.8MB

Download
memory/2140-16-0x00000000010C0000-0x0000000001583000-memory.dmp

Filesize
4.8MB

Download
memory/2900-24-0x0000000000A90000-0x0000000000F53000-memory.dmp

Filesize
4.8MB

Download
memory/2900-29-0x0000000000A90000-0x0000000000F53000-memory.dmp

Filesize
4.8MB

Download
memory/2900-18-0x0000000000A91000-0x0000000000ABF000-memory.dmp

Filesize
184KB

Download
memory/2900-21-0x0000000000A90000-0x0000000000F53000-memory.dmp

Filesize
4.8MB

Download
memory/2900-22-0x0000000000A90000-0x0000000000F53000-memory.dmp

Filesize
4.8MB

Download
memory/2900-23-0x0000000000A90000-0x0000000000F53000-memory.dmp

Filesize
4.8MB

Download
memory/2900-17-0x0000000000A90000-0x0000000000F53000-memory.dmp

Filesize
4.8MB

Download
memory/2900-25-0x0000000000A90000-0x0000000000F53000-memory.dmp

Filesize
4.8MB

Download
memory/2900-26-0x0000000000A90000-0x0000000000F53000-memory.dmp

Filesize
4.8MB

Download
memory/2900-27-0x0000000000A90000-0x0000000000F53000-memory.dmp

Filesize
4.8MB

Download
memory/2900-28-0x0000000000A90000-0x0000000000F53000-memory.dmp

Filesize
4.8MB

Download
memory/2900-19-0x0000000000A90000-0x0000000000F53000-memory.dmp

Filesize
4.8MB

Download
memory/2900-30-0x0000000000A90000-0x0000000000F53000-memory.dmp

Filesize
4.8MB

Download
memory/2900-31-0x0000000000A90000-0x0000000000F53000-memory.dmp

Filesize
4.8MB

Download
memory/2900-32-0x0000000000A90000-0x0000000000F53000-memory.dmp

Filesize
4.8MB

Download
memory/2900-33-0x0000000000A90000-0x0000000000F53000-memory.dmp

Filesize
4.8MB

Download
memory/2900-34-0x0000000000A90000-0x0000000000F53000-memory.dmp

Filesize
4.8MB

Download
memory/2900-35-0x0000000000A90000-0x0000000000F53000-memory.dmp

Filesize
4.8MB

Download
memory/2900-36-0x0000000000A90000-0x0000000000F53000-memory.dmp

Filesize
4.8MB

Download
memory/2900-37-0x0000000000A90000-0x0000000000F53000-memory.dmp

Filesize
4.8MB

Download
memory/2900-38-0x0000000000A90000-0x0000000000F53000-memory.dmp

Filesize
4.8MB

Download
memory/2900-39-0x0000000000A90000-0x0000000000F53000-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