amadey | 6fad314e63e334721c003bd0a764a981ab4cd41072c00d6ebe1a96453ce46880

General

Target

random.exe
Size

1.8MB
MD5

4e4a4de77b0d02ee3ce874cc47eaf7d8
SHA1

44041034e1ec42d91721d0768ceef72a03721eca
SHA256

6fad314e63e334721c003bd0a764a981ab4cd41072c00d6ebe1a96453ce46880
SHA512

f7ae84e05fe6d2f0b7d073239bc4cc1861c1a14e49c1dc7b53a1de8dd07bfe2e20ba073bf764183dcc59daa2f0dd6556f1f7a6c1c6b3ea05322b5847ebc47bc9
SSDEEP

24576:3smA2lL6lF4kP82e6Bvi3O3y4Rn8Ek4BtwV/J3Oaab6p3xgVZWXnL6k+mGgTBTr:7fsKMC3Ji8uBtw1saJBYanN

Score

10^/10

amadey fed3aa discovery evasion trojan

Malware Config

Extracted

Family

amadey

Version

4.41

Botnet

fed3aa

C2

http://185.215.113.16

Attributes

install_dir
44111dbc49
install_file
axplong.exe
strings_key
8d0ad6945b1a30a186ec2d30be6db0b5
url_paths
/Jo89Ku7d/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__	random.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	axplong.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	random.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	random.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	axplong.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	axplong.exe

Executes dropped EXE 1 IoCs

pid	Process
2748	axplong.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-1-5-21-3290804112-2823094203-3137964600-1000\Software\Wine	random.exe
Key opened	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Wine	axplong.exe

Loads dropped DLL 2 IoCs

pid	Process
2316	random.exe
2316	random.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
2316	random.exe
2748	axplong.exe

Drops file in Windows directory 1 IoCs

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

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2316	random.exe
2748	axplong.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2316	random.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2316 wrote to memory of 2748	2316	random.exe	31
PID 2316 wrote to memory of 2748	2316	random.exe	31
PID 2316 wrote to memory of 2748	2316	random.exe	31
PID 2316 wrote to memory of 2748	2316	random.exe	31

C:\Users\Admin\AppData\Local\Temp\random.exe
"C:\Users\Admin\AppData\Local\Temp\random.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:2316
- C:\Users\Admin\AppData\Local\Temp\44111dbc49\axplong.exe
  "C:\Users\Admin\AppData\Local\Temp\44111dbc49\axplong.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:2748

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\44111dbc49\axplong.exe

Filesize
1.8MB

MD5
4e4a4de77b0d02ee3ce874cc47eaf7d8

SHA1
44041034e1ec42d91721d0768ceef72a03721eca

SHA256
6fad314e63e334721c003bd0a764a981ab4cd41072c00d6ebe1a96453ce46880

SHA512
f7ae84e05fe6d2f0b7d073239bc4cc1861c1a14e49c1dc7b53a1de8dd07bfe2e20ba073bf764183dcc59daa2f0dd6556f1f7a6c1c6b3ea05322b5847ebc47bc9

Download Submit
memory/2316-16-0x0000000000B50000-0x0000000001003000-memory.dmp

Filesize
4.7MB

Download
memory/2316-1-0x0000000000B50000-0x0000000001003000-memory.dmp

Filesize
4.7MB

Download
memory/2316-2-0x0000000000B50000-0x0000000001003000-memory.dmp

Filesize
4.7MB

Download
memory/2316-3-0x0000000000B50000-0x0000000001003000-memory.dmp

Filesize
4.7MB

Download
memory/2316-0-0x0000000000B50000-0x0000000001003000-memory.dmp

Filesize
4.7MB

Download
memory/2316-18-0x0000000006CA0000-0x0000000007153000-memory.dmp

Filesize
4.7MB

Download
memory/2748-25-0x0000000000290000-0x0000000000743000-memory.dmp

Filesize
4.7MB

Download
memory/2748-29-0x0000000000290000-0x0000000000743000-memory.dmp

Filesize
4.7MB

Download
memory/2748-22-0x0000000000290000-0x0000000000743000-memory.dmp

Filesize
4.7MB

Download
memory/2748-21-0x0000000000291000-0x00000000002BF000-memory.dmp

Filesize
184KB

Download
memory/2748-24-0x0000000000290000-0x0000000000743000-memory.dmp

Filesize
4.7MB

Download
memory/2748-19-0x0000000000290000-0x0000000000743000-memory.dmp

Filesize
4.7MB

Download
memory/2748-26-0x0000000000290000-0x0000000000743000-memory.dmp

Filesize
4.7MB

Download
memory/2748-27-0x0000000000290000-0x0000000000743000-memory.dmp

Filesize
4.7MB

Download
memory/2748-28-0x0000000000290000-0x0000000000743000-memory.dmp

Filesize
4.7MB

Download
memory/2748-20-0x00000000772A0000-0x00000000772A2000-memory.dmp

Filesize
8KB

Download
memory/2748-30-0x0000000000290000-0x0000000000743000-memory.dmp

Filesize
4.7MB

Download
memory/2748-31-0x0000000000290000-0x0000000000743000-memory.dmp

Filesize
4.7MB

Download
memory/2748-32-0x0000000000290000-0x0000000000743000-memory.dmp

Filesize
4.7MB

Download
memory/2748-33-0x0000000000290000-0x0000000000743000-memory.dmp

Filesize
4.7MB

Download
memory/2748-34-0x0000000000290000-0x0000000000743000-memory.dmp

Filesize
4.7MB

Download
memory/2748-35-0x0000000000290000-0x0000000000743000-memory.dmp

Filesize
4.7MB

Download
memory/2748-36-0x0000000000290000-0x0000000000743000-memory.dmp

Filesize
4.7MB

Download
memory/2748-37-0x0000000000290000-0x0000000000743000-memory.dmp

Filesize
4.7MB

Download
memory/2748-38-0x0000000000290000-0x0000000000743000-memory.dmp

Filesize
4.7MB

Download
memory/2748-39-0x0000000000290000-0x0000000000743000-memory.dmp

Filesize
4.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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