amadey | 017fe2be76b891716b444e4b519e4585177bd04d3b173bde24c28d458631eb08

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
20-11-2024 19:26

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General

Target

017fe2be76b891716b444e4b519e4585177bd04d3b173bde24c28d458631eb08.exe
Size

1.8MB
MD5

fcef19f8625006d98f0f55d5723b5298
SHA1

4944a4b08c759e674cc37fdaedeea148ef758744
SHA256

017fe2be76b891716b444e4b519e4585177bd04d3b173bde24c28d458631eb08
SHA512

23af21f03a7a863baf5618be447297f06f35283f1d5e13fc9c8ee109bb6526cdedeaa16df559d9e42c909fa197aa67db7c64929be534f7246db94b27c7992d30
SSDEEP

49152:5WFDSDNlEstMehfBwe/WHGZDPgVW0DW40fNQ2:PNqs+ejL/ZDY50z

Score

10^/10

amadey 4bee07 discovery evasion persistence trojan

Malware Config

Extracted

Family

amadey

Version

5.04

Botnet

4bee07

http://185.215.113.209

Attributes

install_dir
fc9e0aaab7
install_file
defnur.exe
strings_key
191655f008adc880f91bfc85bc56db54
url_paths
/Fru7Nk9/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 4 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	017fe2be76b891716b444e4b519e4585177bd04d3b173bde24c28d458631eb08.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	defnur.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	defnur.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	defnur.exe

Blocklisted process makes network request 1 IoCs

flow	pid	Process
22	2656	rundll32.exe

Downloads MZ/PE file

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	017fe2be76b891716b444e4b519e4585177bd04d3b173bde24c28d458631eb08.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	017fe2be76b891716b444e4b519e4585177bd04d3b173bde24c28d458631eb08.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	defnur.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	defnur.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	defnur.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	defnur.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	defnur.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	defnur.exe

Checks computer location settings 2 TTPs 2 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-1-5-21-3442511616-637977696-3186306149-1000\Control Panel\International\Geo\Nation	defnur.exe
Key value queried	\REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Control Panel\International\Geo\Nation	017fe2be76b891716b444e4b519e4585177bd04d3b173bde24c28d458631eb08.exe

Executes dropped EXE 5 IoCs

pid	Process
1996	defnur.exe
5104	a691793671.exe
2016	kreon.exe
2756	defnur.exe
3212	defnur.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-1-5-21-3442511616-637977696-3186306149-1000\Software\Wine	defnur.exe
Key opened	\REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Software\Wine	017fe2be76b891716b444e4b519e4585177bd04d3b173bde24c28d458631eb08.exe
Key opened	\REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Software\Wine	defnur.exe
Key opened	\REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Software\Wine	defnur.exe

Loads dropped DLL 1 IoCs

pid	Process
2656	rundll32.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kreon = "C:\\Users\\Admin\\AppData\\Local\\kreon.exe"	a691793671.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs 3 IoCs

Web Service

T1102

flow	ioc
27	raw.githubusercontent.com
28	raw.githubusercontent.com
35	raw.githubusercontent.com

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
25	ip-api.com

Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs

pid	Process
3248	017fe2be76b891716b444e4b519e4585177bd04d3b173bde24c28d458631eb08.exe
1996	defnur.exe
2756	defnur.exe
3212	defnur.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\defnur.job	017fe2be76b891716b444e4b519e4585177bd04d3b173bde24c28d458631eb08.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 3 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	017fe2be76b891716b444e4b519e4585177bd04d3b173bde24c28d458631eb08.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	defnur.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 3 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
3960	cmd.exe
3828	cmd.exe
4024	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
4024	PING.EXE

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
3248	017fe2be76b891716b444e4b519e4585177bd04d3b173bde24c28d458631eb08.exe
3248	017fe2be76b891716b444e4b519e4585177bd04d3b173bde24c28d458631eb08.exe
1996	defnur.exe
1996	defnur.exe
2756	defnur.exe
2756	defnur.exe
3212	defnur.exe
3212	defnur.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3248	017fe2be76b891716b444e4b519e4585177bd04d3b173bde24c28d458631eb08.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 3248 wrote to memory of 1996	3248	017fe2be76b891716b444e4b519e4585177bd04d3b173bde24c28d458631eb08.exe	82
PID 3248 wrote to memory of 1996	3248	017fe2be76b891716b444e4b519e4585177bd04d3b173bde24c28d458631eb08.exe	82
PID 3248 wrote to memory of 1996	3248	017fe2be76b891716b444e4b519e4585177bd04d3b173bde24c28d458631eb08.exe	82
PID 1996 wrote to memory of 2656	1996	defnur.exe	90
PID 1996 wrote to memory of 2656	1996	defnur.exe	90
PID 1996 wrote to memory of 2656	1996	defnur.exe	90
PID 1996 wrote to memory of 5104	1996	defnur.exe	91
PID 1996 wrote to memory of 5104	1996	defnur.exe	91
PID 5104 wrote to memory of 3960	5104	a691793671.exe	92
PID 5104 wrote to memory of 3960	5104	a691793671.exe	92
PID 3960 wrote to memory of 3828	3960	cmd.exe	94
PID 3960 wrote to memory of 3828	3960	cmd.exe	94
PID 3828 wrote to memory of 4024	3828	cmd.exe	96
PID 3828 wrote to memory of 4024	3828	cmd.exe	96
PID 3828 wrote to memory of 2016	3828	cmd.exe	97
PID 3828 wrote to memory of 2016	3828	cmd.exe	97

C:\Users\Admin\AppData\Local\Temp\017fe2be76b891716b444e4b519e4585177bd04d3b173bde24c28d458631eb08.exe
"C:\Users\Admin\AppData\Local\Temp\017fe2be76b891716b444e4b519e4585177bd04d3b173bde24c28d458631eb08.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
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:3248
- C:\Users\Admin\AppData\Local\Temp\fc9e0aaab7\defnur.exe
  "C:\Users\Admin\AppData\Local\Temp\fc9e0aaab7\defnur.exe"
  2⤵
  - Identifies VirtualBox via ACPI registry values (likely anti-VM)
  - Checks BIOS information in registry
  - Checks computer location settings
  - Executes dropped EXE
  - Identifies Wine through registry keys
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:1996
- - C:\Windows\SysWOW64\rundll32.exe
    "C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\c1ec479e5342a2\clip64.dll, Main
    3⤵
    - Blocklisted process makes network request
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    PID:2656
- - C:\Users\Admin\AppData\Local\Temp\10004470101\a691793671.exe
    "C:\Users\Admin\AppData\Local\Temp\10004470101\a691793671.exe"
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    - Suspicious use of WriteProcessMemory
    PID:5104
  - - C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c start cmd /C "ping localhost -n 1 && start C:\Users\Admin\AppData\Local\kreon.exe"
      4⤵
      System Network Configuration Discovery: Internet Connection Discovery
      Suspicious use of WriteProcessMemory
      PID:3960
    - - C:\Windows\system32\cmd.exe
        
        cmd /C "ping localhost -n 1 && start C:\Users\Admin\AppData\Local\kreon.exe"
        5⤵
        System Network Configuration Discovery: Internet Connection Discovery
        Suspicious use of WriteProcessMemory
        
        PID:3828
      - C:\Windows\system32\PING.EXE
        
        ping localhost -n 1
        6⤵
        System Network Configuration Discovery: Internet Connection Discovery
        Runs ping.exe
        
        PID:4024
      - C:\Users\Admin\AppData\Local\kreon.exe
        
        C:\Users\Admin\AppData\Local\kreon.exe
        6⤵
        Executes dropped EXE
        
        PID:2016

C:\Users\Admin\AppData\Local\Temp\fc9e0aaab7\defnur.exe
C:\Users\Admin\AppData\Local\Temp\fc9e0aaab7\defnur.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:2756

C:\Users\Admin\AppData\Local\Temp\fc9e0aaab7\defnur.exe
C:\Users\Admin\AppData\Local\Temp\fc9e0aaab7\defnur.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:3212

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Query Registry

T1012

Remote System Discovery

T1018

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

System Network Configuration Discovery

T1016

Internet Connection Discovery

T1016.001

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Command and Control

Web Service

T1102

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\E2C6CBAF0AF08CF203BA74BF0D0AB6D5_49536AB5156BDD74EFF881D01C36A419

Filesize
471B

MD5
e2705e3c0b0e009059f5ad82eeb98524

SHA1
23733d25f7f0b5c98cf4ef33871e651b94d58dbf

SHA256
d1041d807bfc245a95dbc19bb7bfd5b68f2cc14830da05840123a96518fd66be

SHA512
db932648a6d64b9b8fc0d689a1ec0ff76919d1afe3c24bc1dbd7cd63f7a7392df10d0a2165be31c38883dd74840605e5e8a8052f75a37794027770e1aed18db3

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\E2C6CBAF0AF08CF203BA74BF0D0AB6D5_49536AB5156BDD74EFF881D01C36A419

Filesize
412B

MD5
f4a4573393a6311c5495d4f7bd9dcaf6

SHA1
14859ef6c1fb95c9beadc3e3a16a8925e01a51f9

SHA256
988c791944d73a780104aad8df4f7921ed19e7a7e58c9959859c535863df5d63

SHA512
b53d42aa744c62636d284748fdf154ec3f6075e518fe2d752f55455c8912b5102a8c0f714bba162a9d42b8a964e5456e3ec0ca6c008cf6347e80f8fb9c6e213a

Download Submit
C:\Users\Admin\AppData\Local\Temp\10004470101\a691793671.exe

Filesize
3.5MB

MD5
ca480193e4b8159dd1283118ebde8896

SHA1
857fb4852f31428ead5e2d9fbd5bfb16d9714d1a

SHA256
377717dd342a9169589d1e2c8509d12ceafe9c43b3407ab16771ec611a367a2a

SHA512
a49927f1dffe8d14f592e767415c490f4bdc9fb5d7ce45f10f5e6c7aa5c20b79412abc8d4f799cfd88aeeac3ef73f55a9710503a9a612efb5d414ec95a3e7ed9

Download Submit
C:\Users\Admin\AppData\Local\Temp\fc9e0aaab7\defnur.exe

Filesize
1.8MB

MD5
fcef19f8625006d98f0f55d5723b5298

SHA1
4944a4b08c759e674cc37fdaedeea148ef758744

SHA256
017fe2be76b891716b444e4b519e4585177bd04d3b173bde24c28d458631eb08

SHA512
23af21f03a7a863baf5618be447297f06f35283f1d5e13fc9c8ee109bb6526cdedeaa16df559d9e42c909fa197aa67db7c64929be534f7246db94b27c7992d30

Download Submit
C:\Users\Admin\AppData\Roaming\c1ec479e5342a2\clip64.dll

Filesize
124KB

MD5
0d3418372c854ee228b78e16ea7059be

SHA1
c0a29d4e74d39308a50f4fd21d0cca1f98cb02c1

SHA256
885bf0b3b12b77ef3f953fbb48def1b45079faa2a4d574ee16afdbafa1de3ac7

SHA512
e30dced307e04ae664367a998cd1ba36349e99e363f70897b5d90c898de2c69c393182c3afba63a74956b5e6f49f0635468e88ed31dd1e3c86c21e987ddd2c19

Download Submit
memory/1996-20-0x0000000000FC0000-0x000000000147E000-memory.dmp

Filesize
4.7MB

Download
memory/1996-67-0x0000000000FC0000-0x000000000147E000-memory.dmp

Filesize
4.7MB

Download
memory/1996-18-0x0000000000FC0000-0x000000000147E000-memory.dmp

Filesize
4.7MB

Download
memory/1996-83-0x0000000000FC0000-0x000000000147E000-memory.dmp

Filesize
4.7MB

Download
memory/1996-19-0x0000000000FC1000-0x0000000000FEF000-memory.dmp

Filesize
184KB

Download
memory/1996-21-0x0000000000FC0000-0x000000000147E000-memory.dmp

Filesize
4.7MB

Download
memory/1996-22-0x0000000000FC0000-0x000000000147E000-memory.dmp

Filesize
4.7MB

Download
memory/1996-23-0x0000000000FC0000-0x000000000147E000-memory.dmp

Filesize
4.7MB

Download
memory/1996-24-0x0000000000FC0000-0x000000000147E000-memory.dmp

Filesize
4.7MB

Download
memory/1996-82-0x0000000000FC0000-0x000000000147E000-memory.dmp

Filesize
4.7MB

Download
memory/1996-33-0x0000000000FC0000-0x000000000147E000-memory.dmp

Filesize
4.7MB

Download
memory/1996-81-0x0000000000FC0000-0x000000000147E000-memory.dmp

Filesize
4.7MB

Download
memory/1996-80-0x0000000000FC0000-0x000000000147E000-memory.dmp

Filesize
4.7MB

Download
memory/1996-76-0x0000000000FC0000-0x000000000147E000-memory.dmp

Filesize
4.7MB

Download
memory/1996-66-0x0000000000FC0000-0x000000000147E000-memory.dmp

Filesize
4.7MB

Download
memory/1996-75-0x0000000000FC0000-0x000000000147E000-memory.dmp

Filesize
4.7MB

Download
memory/1996-74-0x0000000000FC0000-0x000000000147E000-memory.dmp

Filesize
4.7MB

Download
memory/1996-73-0x0000000000FC0000-0x000000000147E000-memory.dmp

Filesize
4.7MB

Download
memory/1996-71-0x0000000000FC0000-0x000000000147E000-memory.dmp

Filesize
4.7MB

Download
memory/1996-72-0x0000000000FC0000-0x000000000147E000-memory.dmp

Filesize
4.7MB

Download
memory/2756-70-0x0000000000FC0000-0x000000000147E000-memory.dmp

Filesize
4.7MB

Download
memory/2756-69-0x0000000000FC0000-0x000000000147E000-memory.dmp

Filesize
4.7MB

Download
memory/3212-78-0x0000000000FC0000-0x000000000147E000-memory.dmp

Filesize
4.7MB

Download
memory/3212-79-0x0000000000FC0000-0x000000000147E000-memory.dmp

Filesize
4.7MB

Download
memory/3248-17-0x0000000000010000-0x00000000004CE000-memory.dmp

Filesize
4.7MB

Download
memory/3248-1-0x0000000077454000-0x0000000077456000-memory.dmp

Filesize
8KB

Download
memory/3248-2-0x0000000000011000-0x000000000003F000-memory.dmp

Filesize
184KB

Download
memory/3248-3-0x0000000000010000-0x00000000004CE000-memory.dmp

Filesize
4.7MB

Download
memory/3248-4-0x0000000000010000-0x00000000004CE000-memory.dmp

Filesize
4.7MB

Download
memory/3248-0-0x0000000000010000-0x00000000004CE000-memory.dmp

Filesize
4.7MB

Download