amadey | b0f39f9e38ff55423aea55e9da1f81c1201f62f3b4d29e25f875f4612d575a10

General

Target

b0f39f9e38ff55423aea55e9da1f81c1201f62f3b4d29e25f875f4612d575a10.exe
Size

1.8MB
MD5

0bb4dc9a4312d3924db15d9cc41479cd
SHA1

632c6acd4394ea2b28e526f89e2e228ab86dda35
SHA256

b0f39f9e38ff55423aea55e9da1f81c1201f62f3b4d29e25f875f4612d575a10
SHA512

6daae54fd6f656410a5a956c840ae1e96ada45224bfaf0e9ccb10b00d807a62c6e3506880bb5e6e10fcf3de95168002c510e60ae8df602c6855898cd36205da5
SSDEEP

49152:zbuLzaSVHZWJVU5Ox57weCS/SWeH534B/VP+:4zaSVHZZ5OctVWdZk

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

Processes:

b0f39f9e38ff55423aea55e9da1f81c1201f62f3b4d29e25f875f4612d575a10.exeexplortu.exeexplortu.exeexplortu.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	b0f39f9e38ff55423aea55e9da1f81c1201f62f3b4d29e25f875f4612d575a10.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

Processes:

b0f39f9e38ff55423aea55e9da1f81c1201f62f3b4d29e25f875f4612d575a10.exeexplortu.exeexplortu.exeexplortu.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	b0f39f9e38ff55423aea55e9da1f81c1201f62f3b4d29e25f875f4612d575a10.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	b0f39f9e38ff55423aea55e9da1f81c1201f62f3b4d29e25f875f4612d575a10.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
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

Processes:

b0f39f9e38ff55423aea55e9da1f81c1201f62f3b4d29e25f875f4612d575a10.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\Control Panel\International\Geo\Nation	b0f39f9e38ff55423aea55e9da1f81c1201f62f3b4d29e25f875f4612d575a10.exe

Executes dropped EXE 3 IoCs

Processes:

explortu.exeexplortu.exeexplortu.exe

pid process

1272 explortu.exe
3952 explortu.exe
3152 explortu.exe

pid	process
1272	explortu.exe
3952	explortu.exe
3152	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

Processes:

b0f39f9e38ff55423aea55e9da1f81c1201f62f3b4d29e25f875f4612d575a10.exeexplortu.exeexplortu.exeexplortu.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\Software\Wine	b0f39f9e38ff55423aea55e9da1f81c1201f62f3b4d29e25f875f4612d575a10.exe
Key opened	\REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\Software\Wine	explortu.exe
Key opened	\REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\Software\Wine	explortu.exe
Key opened	\REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\Software\Wine	explortu.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs

Processes:

b0f39f9e38ff55423aea55e9da1f81c1201f62f3b4d29e25f875f4612d575a10.exeexplortu.exeexplortu.exeexplortu.exe

pid process

2772 b0f39f9e38ff55423aea55e9da1f81c1201f62f3b4d29e25f875f4612d575a10.exe
1272 explortu.exe
3952 explortu.exe
3152 explortu.exe
Drops file in Windows directory 1 IoCs

Processes:

b0f39f9e38ff55423aea55e9da1f81c1201f62f3b4d29e25f875f4612d575a10.exe

description ioc process

File created C:\Windows\Tasks\explortu.job b0f39f9e38ff55423aea55e9da1f81c1201f62f3b4d29e25f875f4612d575a10.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

description	ioc	process
File created	C:\Windows\Tasks\explortu.job	b0f39f9e38ff55423aea55e9da1f81c1201f62f3b4d29e25f875f4612d575a10.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

Processes:

b0f39f9e38ff55423aea55e9da1f81c1201f62f3b4d29e25f875f4612d575a10.exeexplortu.exeexplortu.exeexplortu.exe

pid	process
2772	b0f39f9e38ff55423aea55e9da1f81c1201f62f3b4d29e25f875f4612d575a10.exe
2772	b0f39f9e38ff55423aea55e9da1f81c1201f62f3b4d29e25f875f4612d575a10.exe
1272	explortu.exe
1272	explortu.exe
3952	explortu.exe
3952	explortu.exe
3152	explortu.exe
3152	explortu.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

b0f39f9e38ff55423aea55e9da1f81c1201f62f3b4d29e25f875f4612d575a10.exe

description	pid	process	target process
PID 2772 wrote to memory of 1272	2772	b0f39f9e38ff55423aea55e9da1f81c1201f62f3b4d29e25f875f4612d575a10.exe	explortu.exe
PID 2772 wrote to memory of 1272	2772	b0f39f9e38ff55423aea55e9da1f81c1201f62f3b4d29e25f875f4612d575a10.exe	explortu.exe
PID 2772 wrote to memory of 1272	2772	b0f39f9e38ff55423aea55e9da1f81c1201f62f3b4d29e25f875f4612d575a10.exe	explortu.exe

C:\Users\Admin\AppData\Local\Temp\b0f39f9e38ff55423aea55e9da1f81c1201f62f3b4d29e25f875f4612d575a10.exe
"C:\Users\Admin\AppData\Local\Temp\b0f39f9e38ff55423aea55e9da1f81c1201f62f3b4d29e25f875f4612d575a10.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:2772

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:1272

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=3440,i,11266875042087428226,16669718873272757238,262144 --variations-seed-version --mojo-platform-channel-handle=4084 /prefetch:8
1⤵
PID:1372

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:3952

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:3152

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

2

T1497

Credential Access

Discovery

Query Registry

4

T1012

Virtualization/Sandbox Evasion

2

T1497

System Information Discovery

3

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

C:\Users\Admin\AppData\Local\Temp\9217037dc9\explortu.exe
Filesize
1.8MB

MD5
0bb4dc9a4312d3924db15d9cc41479cd

SHA1
632c6acd4394ea2b28e526f89e2e228ab86dda35

SHA256
b0f39f9e38ff55423aea55e9da1f81c1201f62f3b4d29e25f875f4612d575a10

SHA512
6daae54fd6f656410a5a956c840ae1e96ada45224bfaf0e9ccb10b00d807a62c6e3506880bb5e6e10fcf3de95168002c510e60ae8df602c6855898cd36205da5

Download Submit
memory/1272-27-0x00000000005D0000-0x0000000000A81000-memory.dmp

Filesize
4.7MB

Download
memory/1272-43-0x00000000005D0000-0x0000000000A81000-memory.dmp

Filesize
4.7MB

Download
memory/1272-26-0x00000000005D0000-0x0000000000A81000-memory.dmp

Filesize
4.7MB

Download
memory/1272-44-0x00000000005D0000-0x0000000000A81000-memory.dmp

Filesize
4.7MB

Download
memory/1272-42-0x00000000005D0000-0x0000000000A81000-memory.dmp

Filesize
4.7MB

Download
memory/1272-39-0x00000000005D0000-0x0000000000A81000-memory.dmp

Filesize
4.7MB

Download
memory/1272-29-0x00000000005D0000-0x0000000000A81000-memory.dmp

Filesize
4.7MB

Download
memory/1272-19-0x00000000005D0000-0x0000000000A81000-memory.dmp

Filesize
4.7MB

Download
memory/1272-20-0x00000000005D0000-0x0000000000A81000-memory.dmp

Filesize
4.7MB

Download
memory/1272-21-0x00000000005D0000-0x0000000000A81000-memory.dmp

Filesize
4.7MB

Download
memory/1272-22-0x00000000005D0000-0x0000000000A81000-memory.dmp

Filesize
4.7MB

Download
memory/1272-23-0x00000000005D0000-0x0000000000A81000-memory.dmp

Filesize
4.7MB

Download
memory/1272-24-0x00000000005D0000-0x0000000000A81000-memory.dmp

Filesize
4.7MB

Download
memory/1272-25-0x00000000005D0000-0x0000000000A81000-memory.dmp

Filesize
4.7MB

Download
memory/1272-45-0x00000000005D0000-0x0000000000A81000-memory.dmp

Filesize
4.7MB

Download
memory/1272-38-0x00000000005D0000-0x0000000000A81000-memory.dmp

Filesize
4.7MB

Download
memory/1272-18-0x00000000005D0000-0x0000000000A81000-memory.dmp

Filesize
4.7MB

Download
memory/1272-37-0x00000000005D0000-0x0000000000A81000-memory.dmp

Filesize
4.7MB

Download
memory/1272-36-0x00000000005D0000-0x0000000000A81000-memory.dmp

Filesize
4.7MB

Download
memory/1272-35-0x00000000005D0000-0x0000000000A81000-memory.dmp

Filesize
4.7MB

Download
memory/1272-34-0x00000000005D0000-0x0000000000A81000-memory.dmp

Filesize
4.7MB

Download
memory/2772-2-0x0000000000651000-0x000000000067F000-memory.dmp

Filesize
184KB

Download
memory/2772-16-0x0000000000650000-0x0000000000B01000-memory.dmp

Filesize
4.7MB

Download
memory/2772-1-0x0000000077E34000-0x0000000077E36000-memory.dmp

Filesize
8KB

Download
memory/2772-0-0x0000000000650000-0x0000000000B01000-memory.dmp

Filesize
4.7MB

Download
memory/2772-5-0x0000000000650000-0x0000000000B01000-memory.dmp

Filesize
4.7MB

Download
memory/2772-3-0x0000000000650000-0x0000000000B01000-memory.dmp

Filesize
4.7MB

Download
memory/3152-41-0x00000000005D0000-0x0000000000A81000-memory.dmp

Filesize
4.7MB

Download
memory/3952-33-0x00000000005D0000-0x0000000000A81000-memory.dmp

Filesize
4.7MB

Download
memory/3952-32-0x00000000005D0000-0x0000000000A81000-memory.dmp

Filesize
4.7MB

Download
memory/3952-31-0x00000000005D0000-0x0000000000A81000-memory.dmp

Filesize
4.7MB

Download
memory/3952-30-0x00000000005D0000-0x0000000000A81000-memory.dmp

Filesize
4.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads