amadey | acb35ba33697a598180e2a837e9573357c989844b189a950637585e30b9c4c14

General

Target

acb35ba33697a598180e2a837e9573357c989844b189a950637585e30b9c4c14.exe
Size

1.8MB
MD5

db11f61c5ce6c92a0e4dc65944987781
SHA1

20f5aa137a21017721bf178269128f80034bac04
SHA256

acb35ba33697a598180e2a837e9573357c989844b189a950637585e30b9c4c14
SHA512

a7d49165b695d2a5cf56366bcbf0fe1b5c23542fa2a13b637cfb3dd3b7d214b5167bd8cc5f3ed1e745118ea3b0dd25caf74b6810546b1cc65e7bde9bdb4184c8
SSDEEP

49152:axdFW1U2idViAFoGz3+FOmdNq3iFAhwjmbOKiTl:wW1UlEAmGz3+FOmgqSbYh

Score

10^/10

amadey 9c9aa5 defense_evasion discovery 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

defense_evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	skotes.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	acb35ba33697a598180e2a837e9573357c989844b189a950637585e30b9c4c14.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	acb35ba33697a598180e2a837e9573357c989844b189a950637585e30b9c4c14.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	acb35ba33697a598180e2a837e9573357c989844b189a950637585e30b9c4c14.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
2712	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.

defense_evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Wine	acb35ba33697a598180e2a837e9573357c989844b189a950637585e30b9c4c14.exe
Key opened	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Wine	skotes.exe

Loads dropped DLL 2 IoCs

pid	Process
2688	acb35ba33697a598180e2a837e9573357c989844b189a950637585e30b9c4c14.exe
2688	acb35ba33697a598180e2a837e9573357c989844b189a950637585e30b9c4c14.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
2688	acb35ba33697a598180e2a837e9573357c989844b189a950637585e30b9c4c14.exe
2712	skotes.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\skotes.job	acb35ba33697a598180e2a837e9573357c989844b189a950637585e30b9c4c14.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	acb35ba33697a598180e2a837e9573357c989844b189a950637585e30b9c4c14.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	skotes.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2688	acb35ba33697a598180e2a837e9573357c989844b189a950637585e30b9c4c14.exe
2712	skotes.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2688	acb35ba33697a598180e2a837e9573357c989844b189a950637585e30b9c4c14.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2688 wrote to memory of 2712	2688	acb35ba33697a598180e2a837e9573357c989844b189a950637585e30b9c4c14.exe	30
PID 2688 wrote to memory of 2712	2688	acb35ba33697a598180e2a837e9573357c989844b189a950637585e30b9c4c14.exe	30
PID 2688 wrote to memory of 2712	2688	acb35ba33697a598180e2a837e9573357c989844b189a950637585e30b9c4c14.exe	30
PID 2688 wrote to memory of 2712	2688	acb35ba33697a598180e2a837e9573357c989844b189a950637585e30b9c4c14.exe	30

C:\Users\Admin\AppData\Local\Temp\acb35ba33697a598180e2a837e9573357c989844b189a950637585e30b9c4c14.exe
"C:\Users\Admin\AppData\Local\Temp\acb35ba33697a598180e2a837e9573357c989844b189a950637585e30b9c4c14.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:2688
- 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:2712

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

Loading Replay Monitor...

Downloads

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

Filesize
1.8MB

MD5
db11f61c5ce6c92a0e4dc65944987781

SHA1
20f5aa137a21017721bf178269128f80034bac04

SHA256
acb35ba33697a598180e2a837e9573357c989844b189a950637585e30b9c4c14

SHA512
a7d49165b695d2a5cf56366bcbf0fe1b5c23542fa2a13b637cfb3dd3b7d214b5167bd8cc5f3ed1e745118ea3b0dd25caf74b6810546b1cc65e7bde9bdb4184c8

Download Submit
memory/2688-1-0x0000000077AD0000-0x0000000077AD2000-memory.dmp

Filesize
8KB

Download
memory/2688-2-0x0000000000BE1000-0x0000000000C0F000-memory.dmp

Filesize
184KB

Download
memory/2688-3-0x0000000000BE0000-0x0000000001091000-memory.dmp

Filesize
4.7MB

Download
memory/2688-5-0x0000000000BE0000-0x0000000001091000-memory.dmp

Filesize
4.7MB

Download
memory/2688-17-0x0000000000BE0000-0x0000000001091000-memory.dmp

Filesize
4.7MB

Download
memory/2688-0-0x0000000000BE0000-0x0000000001091000-memory.dmp

Filesize
4.7MB

Download
memory/2712-27-0x0000000000200000-0x00000000006B1000-memory.dmp

Filesize
4.7MB

Download
memory/2712-31-0x0000000000200000-0x00000000006B1000-memory.dmp

Filesize
4.7MB

Download
memory/2712-21-0x0000000000200000-0x00000000006B1000-memory.dmp

Filesize
4.7MB

Download
memory/2712-23-0x0000000000200000-0x00000000006B1000-memory.dmp

Filesize
4.7MB

Download
memory/2712-24-0x0000000000200000-0x00000000006B1000-memory.dmp

Filesize
4.7MB

Download
memory/2712-25-0x0000000000200000-0x00000000006B1000-memory.dmp

Filesize
4.7MB

Download
memory/2712-26-0x0000000000200000-0x00000000006B1000-memory.dmp

Filesize
4.7MB

Download
memory/2712-19-0x0000000000200000-0x00000000006B1000-memory.dmp

Filesize
4.7MB

Download
memory/2712-28-0x0000000000200000-0x00000000006B1000-memory.dmp

Filesize
4.7MB

Download
memory/2712-29-0x0000000000200000-0x00000000006B1000-memory.dmp

Filesize
4.7MB

Download
memory/2712-30-0x0000000000200000-0x00000000006B1000-memory.dmp

Filesize
4.7MB

Download
memory/2712-20-0x0000000000201000-0x000000000022F000-memory.dmp

Filesize
184KB

Download
memory/2712-32-0x0000000000200000-0x00000000006B1000-memory.dmp

Filesize
4.7MB

Download
memory/2712-33-0x0000000000200000-0x00000000006B1000-memory.dmp

Filesize
4.7MB

Download
memory/2712-34-0x0000000000200000-0x00000000006B1000-memory.dmp

Filesize
4.7MB

Download
memory/2712-35-0x0000000000200000-0x00000000006B1000-memory.dmp

Filesize
4.7MB

Download
memory/2712-36-0x0000000000200000-0x00000000006B1000-memory.dmp

Filesize
4.7MB

Download
memory/2712-37-0x0000000000200000-0x00000000006B1000-memory.dmp

Filesize
4.7MB

Download
memory/2712-38-0x0000000000200000-0x00000000006B1000-memory.dmp

Filesize
4.7MB

Download
memory/2712-39-0x0000000000200000-0x00000000006B1000-memory.dmp

Filesize
4.7MB

Download
memory/2712-40-0x0000000000200000-0x00000000006B1000-memory.dmp

Filesize
4.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads