amadey | 256158683a6f1768975bfb27ea9d46ac80dfeb4c27960dfa95ebfc07c5afa5b9

Analysis

max time kernel
143s
max time network
44s
platform
windows10-2004_x64
resource
win10v2004-20240419-en
resource tags

arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
submitted
28/04/2024, 13:24

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General

Target

256158683a6f1768975bfb27ea9d46ac80dfeb4c27960dfa95ebfc07c5afa5b9.exe
Size

1.8MB
MD5

ee38ca2353a49754ff29fa865b5190ef
SHA1

cf5838cc3d550d3fae6626b6c6a3182f9fc793d8
SHA256

256158683a6f1768975bfb27ea9d46ac80dfeb4c27960dfa95ebfc07c5afa5b9
SHA512

204ae72a19eb7f5ca98543f63ea94642e69232862b7ba86beab755795888201b7b7621099c33315541c91a0f15fa6ed294f794a6fcae14d19924ec15b661fb89
SSDEEP

49152:e3/bnFNCFi8zcQ8PBo2hQHELANEEgjlExuL+rUl8bYj:ejnzgi8pGBouQHH6JExLoWbY

Score

10^/10

amadey evasion trojan

Malware Config

Extracted

Family

amadey

Version

4.20

http://193.233.132.139

Attributes

install_dir
5454e6f062
install_file
explorta.exe
strings_key
c7a869c5ba1d72480093ec207994e2bf
url_paths
/sev56rkm/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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	256158683a6f1768975bfb27ea9d46ac80dfeb4c27960dfa95ebfc07c5afa5b9.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	explorta.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	explorta.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	explorta.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	explorta.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

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	explorta.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	explorta.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	explorta.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	explorta.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	256158683a6f1768975bfb27ea9d46ac80dfeb4c27960dfa95ebfc07c5afa5b9.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	explorta.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	explorta.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	explorta.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	256158683a6f1768975bfb27ea9d46ac80dfeb4c27960dfa95ebfc07c5afa5b9.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	explorta.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-1-5-21-2818691465-3043947619-2475182763-1000\Control Panel\International\Geo\Nation	256158683a6f1768975bfb27ea9d46ac80dfeb4c27960dfa95ebfc07c5afa5b9.exe

Executes dropped EXE 4 IoCs

pid	Process
3292	explorta.exe
220	explorta.exe
2992	explorta.exe
4596	explorta.exe

Identifies Wine through registry keys 2 TTPs 5 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-1-5-21-2818691465-3043947619-2475182763-1000\Software\Wine	explorta.exe
Key opened	\REGISTRY\USER\S-1-5-21-2818691465-3043947619-2475182763-1000\Software\Wine	explorta.exe
Key opened	\REGISTRY\USER\S-1-5-21-2818691465-3043947619-2475182763-1000\Software\Wine	256158683a6f1768975bfb27ea9d46ac80dfeb4c27960dfa95ebfc07c5afa5b9.exe
Key opened	\REGISTRY\USER\S-1-5-21-2818691465-3043947619-2475182763-1000\Software\Wine	explorta.exe
Key opened	\REGISTRY\USER\S-1-5-21-2818691465-3043947619-2475182763-1000\Software\Wine	explorta.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 5 IoCs

pid	Process
2112	256158683a6f1768975bfb27ea9d46ac80dfeb4c27960dfa95ebfc07c5afa5b9.exe
3292	explorta.exe
220	explorta.exe
2992	explorta.exe
4596	explorta.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\explorta.job	256158683a6f1768975bfb27ea9d46ac80dfeb4c27960dfa95ebfc07c5afa5b9.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 10 IoCs

pid	Process
2112	256158683a6f1768975bfb27ea9d46ac80dfeb4c27960dfa95ebfc07c5afa5b9.exe
2112	256158683a6f1768975bfb27ea9d46ac80dfeb4c27960dfa95ebfc07c5afa5b9.exe
3292	explorta.exe
3292	explorta.exe
220	explorta.exe
220	explorta.exe
2992	explorta.exe
2992	explorta.exe
4596	explorta.exe
4596	explorta.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2112 wrote to memory of 3292	2112	256158683a6f1768975bfb27ea9d46ac80dfeb4c27960dfa95ebfc07c5afa5b9.exe	87
PID 2112 wrote to memory of 3292	2112	256158683a6f1768975bfb27ea9d46ac80dfeb4c27960dfa95ebfc07c5afa5b9.exe	87
PID 2112 wrote to memory of 3292	2112	256158683a6f1768975bfb27ea9d46ac80dfeb4c27960dfa95ebfc07c5afa5b9.exe	87

C:\Users\Admin\AppData\Local\Temp\256158683a6f1768975bfb27ea9d46ac80dfeb4c27960dfa95ebfc07c5afa5b9.exe
"C:\Users\Admin\AppData\Local\Temp\256158683a6f1768975bfb27ea9d46ac80dfeb4c27960dfa95ebfc07c5afa5b9.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:2112
- C:\Users\Admin\AppData\Local\Temp\5454e6f062\explorta.exe
  "C:\Users\Admin\AppData\Local\Temp\5454e6f062\explorta.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:3292

C:\Users\Admin\AppData\Local\Temp\5454e6f062\explorta.exe
C:\Users\Admin\AppData\Local\Temp\5454e6f062\explorta.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:220

C:\Users\Admin\AppData\Local\Temp\5454e6f062\explorta.exe
C:\Users\Admin\AppData\Local\Temp\5454e6f062\explorta.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:2992

C:\Users\Admin\AppData\Local\Temp\5454e6f062\explorta.exe
C:\Users\Admin\AppData\Local\Temp\5454e6f062\explorta.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:4596

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\5454e6f062\explorta.exe

Filesize
1.8MB

MD5
ee38ca2353a49754ff29fa865b5190ef

SHA1
cf5838cc3d550d3fae6626b6c6a3182f9fc793d8

SHA256
256158683a6f1768975bfb27ea9d46ac80dfeb4c27960dfa95ebfc07c5afa5b9

SHA512
204ae72a19eb7f5ca98543f63ea94642e69232862b7ba86beab755795888201b7b7621099c33315541c91a0f15fa6ed294f794a6fcae14d19924ec15b661fb89

Download Submit
memory/220-42-0x0000000000650000-0x0000000000AF6000-memory.dmp

Filesize
4.6MB

Download
memory/220-35-0x0000000000650000-0x0000000000AF6000-memory.dmp

Filesize
4.6MB

Download
memory/220-41-0x0000000005020000-0x0000000005021000-memory.dmp

Filesize
4KB

Download
memory/220-40-0x0000000004FF0000-0x0000000004FF1000-memory.dmp

Filesize
4KB

Download
memory/220-39-0x0000000004FE0000-0x0000000004FE1000-memory.dmp

Filesize
4KB

Download
memory/220-38-0x0000000005040000-0x0000000005041000-memory.dmp

Filesize
4KB

Download
memory/220-37-0x0000000005000000-0x0000000005001000-memory.dmp

Filesize
4KB

Download
memory/220-36-0x0000000005010000-0x0000000005011000-memory.dmp

Filesize
4KB

Download
memory/2112-3-0x0000000005450000-0x0000000005451000-memory.dmp

Filesize
4KB

Download
memory/2112-1-0x0000000077264000-0x0000000077266000-memory.dmp

Filesize
8KB

Download
memory/2112-2-0x0000000005440000-0x0000000005441000-memory.dmp

Filesize
4KB

Download
memory/2112-0-0x0000000000CA0000-0x0000000001146000-memory.dmp

Filesize
4.6MB

Download
memory/2112-22-0x0000000000CA0000-0x0000000001146000-memory.dmp

Filesize
4.6MB

Download
memory/2112-9-0x00000000054A0000-0x00000000054A1000-memory.dmp

Filesize
4KB

Download
memory/2112-10-0x0000000005490000-0x0000000005491000-memory.dmp

Filesize
4KB

Download
memory/2112-5-0x0000000005470000-0x0000000005471000-memory.dmp

Filesize
4KB

Download
memory/2112-6-0x0000000005410000-0x0000000005411000-memory.dmp

Filesize
4KB

Download
memory/2112-7-0x0000000005420000-0x0000000005421000-memory.dmp

Filesize
4KB

Download
memory/2112-4-0x0000000005430000-0x0000000005431000-memory.dmp

Filesize
4KB

Download
memory/2992-50-0x0000000000650000-0x0000000000AF6000-memory.dmp

Filesize
4.6MB

Download
memory/2992-51-0x0000000000650000-0x0000000000AF6000-memory.dmp

Filesize
4.6MB

Download
memory/3292-23-0x0000000000650000-0x0000000000AF6000-memory.dmp

Filesize
4.6MB

Download
memory/3292-47-0x0000000000650000-0x0000000000AF6000-memory.dmp

Filesize
4.6MB

Download
memory/3292-31-0x00000000052C0000-0x00000000052C1000-memory.dmp

Filesize
4KB

Download
memory/3292-32-0x00000000052B0000-0x00000000052B1000-memory.dmp

Filesize
4KB

Download
memory/3292-24-0x0000000005270000-0x0000000005271000-memory.dmp

Filesize
4KB

Download
memory/3292-25-0x0000000005280000-0x0000000005281000-memory.dmp

Filesize
4KB

Download
memory/3292-26-0x0000000005260000-0x0000000005261000-memory.dmp

Filesize
4KB

Download
memory/3292-27-0x00000000052A0000-0x00000000052A1000-memory.dmp

Filesize
4KB

Download
memory/3292-28-0x0000000005240000-0x0000000005241000-memory.dmp

Filesize
4KB

Download
memory/3292-43-0x0000000000650000-0x0000000000AF6000-memory.dmp

Filesize
4.6MB

Download
memory/3292-44-0x0000000000650000-0x0000000000AF6000-memory.dmp

Filesize
4.6MB

Download
memory/3292-45-0x0000000000650000-0x0000000000AF6000-memory.dmp

Filesize
4.6MB

Download
memory/3292-46-0x0000000000650000-0x0000000000AF6000-memory.dmp

Filesize
4.6MB

Download
memory/3292-33-0x0000000000650000-0x0000000000AF6000-memory.dmp

Filesize
4.6MB

Download
memory/3292-48-0x0000000000650000-0x0000000000AF6000-memory.dmp

Filesize
4.6MB

Download
memory/3292-29-0x0000000005250000-0x0000000005251000-memory.dmp

Filesize
4KB

Download
memory/3292-30-0x0000000005290000-0x0000000005291000-memory.dmp

Filesize
4KB

Download
memory/3292-52-0x0000000000650000-0x0000000000AF6000-memory.dmp

Filesize
4.6MB

Download
memory/3292-53-0x0000000000650000-0x0000000000AF6000-memory.dmp

Filesize
4.6MB

Download
memory/3292-54-0x0000000000650000-0x0000000000AF6000-memory.dmp

Filesize
4.6MB

Download
memory/3292-55-0x0000000000650000-0x0000000000AF6000-memory.dmp

Filesize
4.6MB

Download
memory/3292-56-0x0000000000650000-0x0000000000AF6000-memory.dmp

Filesize
4.6MB

Download
memory/3292-57-0x0000000000650000-0x0000000000AF6000-memory.dmp

Filesize
4.6MB

Download
memory/3292-61-0x0000000000650000-0x0000000000AF6000-memory.dmp

Filesize
4.6MB

Download
memory/4596-60-0x0000000000650000-0x0000000000AF6000-memory.dmp

Filesize
4.6MB

Download
memory/4596-59-0x0000000000650000-0x0000000000AF6000-memory.dmp

Filesize
4.6MB

Download