amadey | 4b7b8eb3df48f63324b393abdc97df612afcf465c634e1a2d38406b6f86404bb

General

Target

4b7b8eb3df48f63324b393abdc97df612afcf465c634e1a2d38406b6f86404bb.exe
Size

1.8MB
MD5

386de4a371e7ab274aaa4d95186683e5
SHA1

09fb914c46b896cc7d8589a0c364159e51f65a35
SHA256

4b7b8eb3df48f63324b393abdc97df612afcf465c634e1a2d38406b6f86404bb
SHA512

0722f447f174a246017135eb10dc5ccb680293da5301da2e3a5cca9b655b422c080dbe787348ee207812440b7a50705a195e9595ca7cff53b878e7dfc2bd8a74
SSDEEP

49152:1CR+RR/o20y6LxwZiyrEtxdotYOhlQN0EFLMmyJHyBaqwZD1PMciDap2Y2V3:1M+RlaLOYywtnotdly0EFFiSZwZDucs

Score

10^/10

amadey 0e6740 evasion trojan

Malware Config

Extracted

Family

amadey

Version

4.21

Botnet

0e6740

C2

http://147.45.47.155

Attributes

install_dir
9217037dc9
install_file
explortu.exe
strings_key
8e894a8a4a3d0da8924003a561cfb244
url_paths
/ku4Nor9/index.php

rc4.plain

Signatures

Amadey
Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.
trojan amadey

Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 4 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	4b7b8eb3df48f63324b393abdc97df612afcf465c634e1a2d38406b6f86404bb.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	explortu.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	explortu.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	explortu.exe

Checks BIOS information in registry 2 TTPs 8 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	explortu.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	explortu.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	4b7b8eb3df48f63324b393abdc97df612afcf465c634e1a2d38406b6f86404bb.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	4b7b8eb3df48f63324b393abdc97df612afcf465c634e1a2d38406b6f86404bb.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	explortu.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	explortu.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	explortu.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	explortu.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Control Panel\International\Geo\Nation	4b7b8eb3df48f63324b393abdc97df612afcf465c634e1a2d38406b6f86404bb.exe

Executes dropped EXE 3 IoCs

pid	Process
4488	explortu.exe
2968	explortu.exe
1680	explortu.exe

Identifies Wine through registry keys 2 TTPs 4 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-1-5-21-4124900551-4068476067-3491212533-1000\Software\Wine	explortu.exe
Key opened	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Software\Wine	4b7b8eb3df48f63324b393abdc97df612afcf465c634e1a2d38406b6f86404bb.exe
Key opened	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Software\Wine	explortu.exe
Key opened	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Software\Wine	explortu.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs

pid	Process
4804	4b7b8eb3df48f63324b393abdc97df612afcf465c634e1a2d38406b6f86404bb.exe
4488	explortu.exe
2968	explortu.exe
1680	explortu.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\explortu.job	4b7b8eb3df48f63324b393abdc97df612afcf465c634e1a2d38406b6f86404bb.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
4804	4b7b8eb3df48f63324b393abdc97df612afcf465c634e1a2d38406b6f86404bb.exe
4804	4b7b8eb3df48f63324b393abdc97df612afcf465c634e1a2d38406b6f86404bb.exe
4488	explortu.exe
4488	explortu.exe
2968	explortu.exe
2968	explortu.exe
1680	explortu.exe
1680	explortu.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4804 wrote to memory of 4488	4804	4b7b8eb3df48f63324b393abdc97df612afcf465c634e1a2d38406b6f86404bb.exe	84
PID 4804 wrote to memory of 4488	4804	4b7b8eb3df48f63324b393abdc97df612afcf465c634e1a2d38406b6f86404bb.exe	84
PID 4804 wrote to memory of 4488	4804	4b7b8eb3df48f63324b393abdc97df612afcf465c634e1a2d38406b6f86404bb.exe	84

C:\Users\Admin\AppData\Local\Temp\4b7b8eb3df48f63324b393abdc97df612afcf465c634e1a2d38406b6f86404bb.exe
"C:\Users\Admin\AppData\Local\Temp\4b7b8eb3df48f63324b393abdc97df612afcf465c634e1a2d38406b6f86404bb.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks computer location settings
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4804
- C:\Users\Admin\AppData\Local\Temp\9217037dc9\explortu.exe
  "C:\Users\Admin\AppData\Local\Temp\9217037dc9\explortu.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:4488

C:\Users\Admin\AppData\Local\Temp\9217037dc9\explortu.exe
C:\Users\Admin\AppData\Local\Temp\9217037dc9\explortu.exe
1⤵
- 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:2968

C:\Users\Admin\AppData\Local\Temp\9217037dc9\explortu.exe
C:\Users\Admin\AppData\Local\Temp\9217037dc9\explortu.exe
1⤵
- 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:1680

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

4

T1012

System Information Discovery

3

T1082

Virtualization/Sandbox Evasion

2

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\9217037dc9\explortu.exe

Filesize
1.8MB

MD5
386de4a371e7ab274aaa4d95186683e5

SHA1
09fb914c46b896cc7d8589a0c364159e51f65a35

SHA256
4b7b8eb3df48f63324b393abdc97df612afcf465c634e1a2d38406b6f86404bb

SHA512
0722f447f174a246017135eb10dc5ccb680293da5301da2e3a5cca9b655b422c080dbe787348ee207812440b7a50705a195e9595ca7cff53b878e7dfc2bd8a74

Download Submit
memory/1680-40-0x0000000000250000-0x0000000000716000-memory.dmp

Filesize
4.8MB

Download
memory/1680-39-0x0000000000250000-0x0000000000716000-memory.dmp

Filesize
4.8MB

Download
memory/2968-28-0x0000000000250000-0x0000000000716000-memory.dmp

Filesize
4.8MB

Download
memory/2968-31-0x0000000000250000-0x0000000000716000-memory.dmp

Filesize
4.8MB

Download
memory/2968-30-0x0000000000250000-0x0000000000716000-memory.dmp

Filesize
4.8MB

Download
memory/2968-29-0x0000000000250000-0x0000000000716000-memory.dmp

Filesize
4.8MB

Download
memory/4488-20-0x0000000000250000-0x0000000000716000-memory.dmp

Filesize
4.8MB

Download
memory/4488-32-0x0000000000250000-0x0000000000716000-memory.dmp

Filesize
4.8MB

Download
memory/4488-19-0x0000000000251000-0x000000000027F000-memory.dmp

Filesize
184KB

Download
memory/4488-21-0x0000000000250000-0x0000000000716000-memory.dmp

Filesize
4.8MB

Download
memory/4488-22-0x0000000000250000-0x0000000000716000-memory.dmp

Filesize
4.8MB

Download
memory/4488-23-0x0000000000250000-0x0000000000716000-memory.dmp

Filesize
4.8MB

Download
memory/4488-24-0x0000000000250000-0x0000000000716000-memory.dmp

Filesize
4.8MB

Download
memory/4488-25-0x0000000000250000-0x0000000000716000-memory.dmp

Filesize
4.8MB

Download
memory/4488-26-0x0000000000250000-0x0000000000716000-memory.dmp

Filesize
4.8MB

Download
memory/4488-18-0x0000000000250000-0x0000000000716000-memory.dmp

Filesize
4.8MB

Download
memory/4488-45-0x0000000000250000-0x0000000000716000-memory.dmp

Filesize
4.8MB

Download
memory/4488-44-0x0000000000250000-0x0000000000716000-memory.dmp

Filesize
4.8MB

Download
memory/4488-43-0x0000000000250000-0x0000000000716000-memory.dmp

Filesize
4.8MB

Download
memory/4488-42-0x0000000000250000-0x0000000000716000-memory.dmp

Filesize
4.8MB

Download
memory/4488-33-0x0000000000250000-0x0000000000716000-memory.dmp

Filesize
4.8MB

Download
memory/4488-34-0x0000000000250000-0x0000000000716000-memory.dmp

Filesize
4.8MB

Download
memory/4488-35-0x0000000000250000-0x0000000000716000-memory.dmp

Filesize
4.8MB

Download
memory/4488-36-0x0000000000250000-0x0000000000716000-memory.dmp

Filesize
4.8MB

Download
memory/4488-37-0x0000000000250000-0x0000000000716000-memory.dmp

Filesize
4.8MB

Download
memory/4488-41-0x0000000000250000-0x0000000000716000-memory.dmp

Filesize
4.8MB

Download
memory/4804-1-0x0000000077BC4000-0x0000000077BC6000-memory.dmp

Filesize
8KB

Download
memory/4804-2-0x0000000000BB1000-0x0000000000BDF000-memory.dmp

Filesize
184KB

Download
memory/4804-0-0x0000000000BB0000-0x0000000001076000-memory.dmp

Filesize
4.8MB

Download
memory/4804-3-0x0000000000BB0000-0x0000000001076000-memory.dmp

Filesize
4.8MB

Download
memory/4804-5-0x0000000000BB0000-0x0000000001076000-memory.dmp

Filesize
4.8MB

Download
memory/4804-17-0x0000000000BB0000-0x0000000001076000-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