amadey | ae1633171bd78723b05ac3f16dc1873090b639f3718ca6e68593c58350a021e1

General

Target

ae1633171bd78723b05ac3f16dc1873090b639f3718ca6e68593c58350a021e1.exe
Size

1.7MB
MD5

fef0d3ecc639b64c2fab02895f4a73bb
SHA1

60c025eaa4a0fa90b21b105b6d65508cc208e0d9
SHA256

ae1633171bd78723b05ac3f16dc1873090b639f3718ca6e68593c58350a021e1
SHA512

58732f4b1143bf9c536fa4d5400402ce5a66d0852ba7e745c95055e992d398a49c70f7ef375fbe8daa65fdd4602fe480b73a1383f9ea8f30ec0adfc7de7374a2
SSDEEP

49152:16/udBwaO/4rnK9HfBqo8/xOCqlB4QB+QVTq:16GdBwtknK9sNxZMB4Fd

Score

10^/10

amadey 18befc evasion themida trojan

Malware Config

Extracted

Family

amadey

Version

4.20

Botnet

18befc

C2

http://5.42.96.141

Attributes

install_dir
908f070dff
install_file
explorku.exe
strings_key
b25a9385246248a95c600f9a061438e1
url_paths
/go34ko8/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 5 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

Processes:

ae1633171bd78723b05ac3f16dc1873090b639f3718ca6e68593c58350a021e1.exeexplorku.exeexplorku.exeexplorku.exeexplorku.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	ae1633171bd78723b05ac3f16dc1873090b639f3718ca6e68593c58350a021e1.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	explorku.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	explorku.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	explorku.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	explorku.exe

Checks BIOS information in registry 2 TTPs 10 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

ae1633171bd78723b05ac3f16dc1873090b639f3718ca6e68593c58350a021e1.exeexplorku.exeexplorku.exeexplorku.exeexplorku.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	ae1633171bd78723b05ac3f16dc1873090b639f3718ca6e68593c58350a021e1.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	explorku.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	explorku.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	explorku.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	explorku.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	explorku.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	explorku.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	ae1633171bd78723b05ac3f16dc1873090b639f3718ca6e68593c58350a021e1.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	explorku.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	explorku.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:

ae1633171bd78723b05ac3f16dc1873090b639f3718ca6e68593c58350a021e1.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-3571316656-3665257725-2415531812-1000\Control Panel\International\Geo\Nation	ae1633171bd78723b05ac3f16dc1873090b639f3718ca6e68593c58350a021e1.exe

Executes dropped EXE 4 IoCs

Processes:

explorku.exeexplorku.exeexplorku.exeexplorku.exe

pid process

2860 explorku.exe
1212 explorku.exe
1640 explorku.exe
4832 explorku.exe

pid	process
2860	explorku.exe
1212	explorku.exe
1640	explorku.exe
4832	explorku.exe

Themida packer 46 IoCs

Detects Themida, an advanced Windows software protection system.

themida

Processes:

resource	yara_rule
behavioral1/memory/2000-1-0x0000000000ED0000-0x0000000001420000-memory.dmp	themida
behavioral1/memory/2000-2-0x0000000000ED0000-0x0000000001420000-memory.dmp	themida
behavioral1/memory/2000-3-0x0000000000ED0000-0x0000000001420000-memory.dmp	themida
behavioral1/memory/2000-0-0x0000000000ED0000-0x0000000001420000-memory.dmp	themida
behavioral1/memory/2000-7-0x0000000000ED0000-0x0000000001420000-memory.dmp	themida
behavioral1/memory/2000-5-0x0000000000ED0000-0x0000000001420000-memory.dmp	themida
behavioral1/memory/2000-6-0x0000000000ED0000-0x0000000001420000-memory.dmp	themida
behavioral1/memory/2000-4-0x0000000000ED0000-0x0000000001420000-memory.dmp	themida
behavioral1/memory/2000-8-0x0000000000ED0000-0x0000000001420000-memory.dmp	themida
C:\Users\Admin\AppData\Local\Temp\908f070dff\explorku.exe	themida
behavioral1/memory/2860-23-0x0000000000EC0000-0x0000000001410000-memory.dmp	themida
behavioral1/memory/2860-22-0x0000000000EC0000-0x0000000001410000-memory.dmp	themida
behavioral1/memory/2860-24-0x0000000000EC0000-0x0000000001410000-memory.dmp	themida
behavioral1/memory/2860-29-0x0000000000EC0000-0x0000000001410000-memory.dmp	themida
behavioral1/memory/2860-28-0x0000000000EC0000-0x0000000001410000-memory.dmp	themida
behavioral1/memory/2860-27-0x0000000000EC0000-0x0000000001410000-memory.dmp	themida
behavioral1/memory/2860-26-0x0000000000EC0000-0x0000000001410000-memory.dmp	themida
behavioral1/memory/2860-25-0x0000000000EC0000-0x0000000001410000-memory.dmp	themida
behavioral1/memory/2000-21-0x0000000000ED0000-0x0000000001420000-memory.dmp	themida
behavioral1/memory/2860-30-0x0000000000EC0000-0x0000000001410000-memory.dmp	themida
behavioral1/memory/2860-31-0x0000000000EC0000-0x0000000001410000-memory.dmp	themida
behavioral1/memory/1212-34-0x0000000000EC0000-0x0000000001410000-memory.dmp	themida
behavioral1/memory/1212-36-0x0000000000EC0000-0x0000000001410000-memory.dmp	themida
behavioral1/memory/1212-35-0x0000000000EC0000-0x0000000001410000-memory.dmp	themida
behavioral1/memory/1212-39-0x0000000000EC0000-0x0000000001410000-memory.dmp	themida
behavioral1/memory/1212-40-0x0000000000EC0000-0x0000000001410000-memory.dmp	themida
behavioral1/memory/1212-42-0x0000000000EC0000-0x0000000001410000-memory.dmp	themida
behavioral1/memory/1212-41-0x0000000000EC0000-0x0000000001410000-memory.dmp	themida
behavioral1/memory/1212-38-0x0000000000EC0000-0x0000000001410000-memory.dmp	themida
behavioral1/memory/1212-37-0x0000000000EC0000-0x0000000001410000-memory.dmp	themida
behavioral1/memory/1212-43-0x0000000000EC0000-0x0000000001410000-memory.dmp	themida
behavioral1/memory/1640-52-0x0000000000EC0000-0x0000000001410000-memory.dmp	themida
behavioral1/memory/1640-55-0x0000000000EC0000-0x0000000001410000-memory.dmp	themida
behavioral1/memory/1640-57-0x0000000000EC0000-0x0000000001410000-memory.dmp	themida
behavioral1/memory/1640-56-0x0000000000EC0000-0x0000000001410000-memory.dmp	themida
behavioral1/memory/1640-54-0x0000000000EC0000-0x0000000001410000-memory.dmp	themida
behavioral1/memory/1640-53-0x0000000000EC0000-0x0000000001410000-memory.dmp	themida
behavioral1/memory/1640-51-0x0000000000EC0000-0x0000000001410000-memory.dmp	themida
behavioral1/memory/1640-58-0x0000000000EC0000-0x0000000001410000-memory.dmp	themida
behavioral1/memory/4832-66-0x0000000000EC0000-0x0000000001410000-memory.dmp	themida
behavioral1/memory/4832-68-0x0000000000EC0000-0x0000000001410000-memory.dmp	themida
behavioral1/memory/4832-67-0x0000000000EC0000-0x0000000001410000-memory.dmp	themida
behavioral1/memory/4832-71-0x0000000000EC0000-0x0000000001410000-memory.dmp	themida
behavioral1/memory/4832-72-0x0000000000EC0000-0x0000000001410000-memory.dmp	themida
behavioral1/memory/4832-70-0x0000000000EC0000-0x0000000001410000-memory.dmp	themida
behavioral1/memory/4832-69-0x0000000000EC0000-0x0000000001410000-memory.dmp	themida

Checks whether UAC is enabled 1 TTPs 5 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

ae1633171bd78723b05ac3f16dc1873090b639f3718ca6e68593c58350a021e1.exeexplorku.exeexplorku.exeexplorku.exeexplorku.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	ae1633171bd78723b05ac3f16dc1873090b639f3718ca6e68593c58350a021e1.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	explorku.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	explorku.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	explorku.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	explorku.exe

Drops file in Windows directory 1 IoCs

Processes:

ae1633171bd78723b05ac3f16dc1873090b639f3718ca6e68593c58350a021e1.exe

description ioc process

File created C:\Windows\Tasks\explorku.job ae1633171bd78723b05ac3f16dc1873090b639f3718ca6e68593c58350a021e1.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\explorku.job	ae1633171bd78723b05ac3f16dc1873090b639f3718ca6e68593c58350a021e1.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

ae1633171bd78723b05ac3f16dc1873090b639f3718ca6e68593c58350a021e1.exe

description	pid	process	target process
PID 2000 wrote to memory of 2860	2000	ae1633171bd78723b05ac3f16dc1873090b639f3718ca6e68593c58350a021e1.exe	explorku.exe
PID 2000 wrote to memory of 2860	2000	ae1633171bd78723b05ac3f16dc1873090b639f3718ca6e68593c58350a021e1.exe	explorku.exe
PID 2000 wrote to memory of 2860	2000	ae1633171bd78723b05ac3f16dc1873090b639f3718ca6e68593c58350a021e1.exe	explorku.exe

C:\Users\Admin\AppData\Local\Temp\ae1633171bd78723b05ac3f16dc1873090b639f3718ca6e68593c58350a021e1.exe
"C:\Users\Admin\AppData\Local\Temp\ae1633171bd78723b05ac3f16dc1873090b639f3718ca6e68593c58350a021e1.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks computer location settings
- Checks whether UAC is enabled
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:2000

C:\Users\Admin\AppData\Local\Temp\908f070dff\explorku.exe
"C:\Users\Admin\AppData\Local\Temp\908f070dff\explorku.exe"
2⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Checks whether UAC is enabled
PID:2860

C:\Users\Admin\AppData\Local\Temp\908f070dff\explorku.exe
C:\Users\Admin\AppData\Local\Temp\908f070dff\explorku.exe
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Checks whether UAC is enabled
PID:1212

C:\Users\Admin\AppData\Local\Temp\908f070dff\explorku.exe
C:\Users\Admin\AppData\Local\Temp\908f070dff\explorku.exe
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Checks whether UAC is enabled
PID:1640

C:\Users\Admin\AppData\Local\Temp\908f070dff\explorku.exe
C:\Users\Admin\AppData\Local\Temp\908f070dff\explorku.exe
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Checks whether UAC is enabled
PID:4832

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

1

T1497

Credential Access

Discovery

Query Registry

3

T1012

Virtualization/Sandbox Evasion

1

T1497

System Information Discovery

4

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

C:\Users\Admin\AppData\Local\Temp\908f070dff\explorku.exe
Filesize
1.7MB

MD5
fef0d3ecc639b64c2fab02895f4a73bb

SHA1
60c025eaa4a0fa90b21b105b6d65508cc208e0d9

SHA256
ae1633171bd78723b05ac3f16dc1873090b639f3718ca6e68593c58350a021e1

SHA512
58732f4b1143bf9c536fa4d5400402ce5a66d0852ba7e745c95055e992d398a49c70f7ef375fbe8daa65fdd4602fe480b73a1383f9ea8f30ec0adfc7de7374a2

Download Submit
memory/1212-34-0x0000000000EC0000-0x0000000001410000-memory.dmp

Filesize
5.3MB

Download
memory/1212-43-0x0000000000EC0000-0x0000000001410000-memory.dmp

Filesize
5.3MB

Download
memory/1212-37-0x0000000000EC0000-0x0000000001410000-memory.dmp

Filesize
5.3MB

Download
memory/1212-38-0x0000000000EC0000-0x0000000001410000-memory.dmp

Filesize
5.3MB

Download
memory/1212-41-0x0000000000EC0000-0x0000000001410000-memory.dmp

Filesize
5.3MB

Download
memory/1212-42-0x0000000000EC0000-0x0000000001410000-memory.dmp

Filesize
5.3MB

Download
memory/1212-40-0x0000000000EC0000-0x0000000001410000-memory.dmp

Filesize
5.3MB

Download
memory/1212-39-0x0000000000EC0000-0x0000000001410000-memory.dmp

Filesize
5.3MB

Download
memory/1212-35-0x0000000000EC0000-0x0000000001410000-memory.dmp

Filesize
5.3MB

Download
memory/1212-36-0x0000000000EC0000-0x0000000001410000-memory.dmp

Filesize
5.3MB

Download
memory/1640-57-0x0000000000EC0000-0x0000000001410000-memory.dmp

Filesize
5.3MB

Download
memory/1640-52-0x0000000000EC0000-0x0000000001410000-memory.dmp

Filesize
5.3MB

Download
memory/1640-58-0x0000000000EC0000-0x0000000001410000-memory.dmp

Filesize
5.3MB

Download
memory/1640-51-0x0000000000EC0000-0x0000000001410000-memory.dmp

Filesize
5.3MB

Download
memory/1640-53-0x0000000000EC0000-0x0000000001410000-memory.dmp

Filesize
5.3MB

Download
memory/1640-54-0x0000000000EC0000-0x0000000001410000-memory.dmp

Filesize
5.3MB

Download
memory/1640-56-0x0000000000EC0000-0x0000000001410000-memory.dmp

Filesize
5.3MB

Download
memory/1640-55-0x0000000000EC0000-0x0000000001410000-memory.dmp

Filesize
5.3MB

Download
memory/2000-0-0x0000000000ED0000-0x0000000001420000-memory.dmp

Filesize
5.3MB

Download
memory/2000-21-0x0000000000ED0000-0x0000000001420000-memory.dmp

Filesize
5.3MB

Download
memory/2000-1-0x0000000000ED0000-0x0000000001420000-memory.dmp

Filesize
5.3MB

Download
memory/2000-2-0x0000000000ED0000-0x0000000001420000-memory.dmp

Filesize
5.3MB

Download
memory/2000-8-0x0000000000ED0000-0x0000000001420000-memory.dmp

Filesize
5.3MB

Download
memory/2000-4-0x0000000000ED0000-0x0000000001420000-memory.dmp

Filesize
5.3MB

Download
memory/2000-6-0x0000000000ED0000-0x0000000001420000-memory.dmp

Filesize
5.3MB

Download
memory/2000-5-0x0000000000ED0000-0x0000000001420000-memory.dmp

Filesize
5.3MB

Download
memory/2000-7-0x0000000000ED0000-0x0000000001420000-memory.dmp

Filesize
5.3MB

Download
memory/2000-3-0x0000000000ED0000-0x0000000001420000-memory.dmp

Filesize
5.3MB

Download
memory/2860-28-0x0000000000EC0000-0x0000000001410000-memory.dmp

Filesize
5.3MB

Download
memory/2860-22-0x0000000000EC0000-0x0000000001410000-memory.dmp

Filesize
5.3MB

Download
memory/2860-24-0x0000000000EC0000-0x0000000001410000-memory.dmp

Filesize
5.3MB

Download
memory/2860-31-0x0000000000EC0000-0x0000000001410000-memory.dmp

Filesize
5.3MB

Download
memory/2860-29-0x0000000000EC0000-0x0000000001410000-memory.dmp

Filesize
5.3MB

Download
memory/2860-25-0x0000000000EC0000-0x0000000001410000-memory.dmp

Filesize
5.3MB

Download
memory/2860-26-0x0000000000EC0000-0x0000000001410000-memory.dmp

Filesize
5.3MB

Download
memory/2860-27-0x0000000000EC0000-0x0000000001410000-memory.dmp

Filesize
5.3MB

Download
memory/2860-30-0x0000000000EC0000-0x0000000001410000-memory.dmp

Filesize
5.3MB

Download
memory/2860-23-0x0000000000EC0000-0x0000000001410000-memory.dmp

Filesize
5.3MB

Download
memory/4832-66-0x0000000000EC0000-0x0000000001410000-memory.dmp

Filesize
5.3MB

Download
memory/4832-68-0x0000000000EC0000-0x0000000001410000-memory.dmp

Filesize
5.3MB

Download
memory/4832-67-0x0000000000EC0000-0x0000000001410000-memory.dmp

Filesize
5.3MB

Download
memory/4832-71-0x0000000000EC0000-0x0000000001410000-memory.dmp

Filesize
5.3MB

Download
memory/4832-72-0x0000000000EC0000-0x0000000001410000-memory.dmp

Filesize
5.3MB

Download
memory/4832-70-0x0000000000EC0000-0x0000000001410000-memory.dmp

Filesize
5.3MB

Download
memory/4832-69-0x0000000000EC0000-0x0000000001410000-memory.dmp

Filesize
5.3MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads