amadey | 22e3d26fae68cfca1eb87a0341dc3b8dfa0937f47c26b6aa23ed828cab0a6bf0

General

Target

da013399e13811ab7a5f1ea197773829.exe
Size

2.0MB
MD5

da013399e13811ab7a5f1ea197773829
SHA1

91ad2313b83426686c4594c02ccbe97b92e714fe
SHA256

22e3d26fae68cfca1eb87a0341dc3b8dfa0937f47c26b6aa23ed828cab0a6bf0
SHA512

f84c24a857a6a874e25d132ffebdd22443e8149424f961ea604812f7004a63705e970c4c22cb488baa5bd47b34215142a36eef47159129dcaf66a0de219c55fd
SSDEEP

49152:5ojBIGhDjjr6UQd0/yfSdKjA6jbDWl2HLWfxan5ejm:OGGhK9daKA6jTrWE5W

Score

10^/10

amadey 9c9aa5 defense_evasion discovery trojan

Malware Config

Extracted

Family

amadey

Version

4.42

Botnet

9c9aa5

C2

http://185.215.113.43

Attributes

install_dir
abc3bc1985
install_file
skotes.exe
strings_key
8a35cf2ea38c2817dba29a4b5b25dcf0
url_paths
/Zu7JuNko/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

defense_evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	da013399e13811ab7a5f1ea197773829.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	skotes.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	da013399e13811ab7a5f1ea197773829.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	da013399e13811ab7a5f1ea197773829.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	skotes.exe

Executes dropped EXE 1 IoCs

pid	Process
3064	skotes.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.

defense_evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Wine	da013399e13811ab7a5f1ea197773829.exe
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Wine	skotes.exe

Loads dropped DLL 2 IoCs

pid	Process
1128	da013399e13811ab7a5f1ea197773829.exe
1128	da013399e13811ab7a5f1ea197773829.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
1128	da013399e13811ab7a5f1ea197773829.exe
3064	skotes.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\skotes.job	da013399e13811ab7a5f1ea197773829.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 1 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	da013399e13811ab7a5f1ea197773829.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1128	da013399e13811ab7a5f1ea197773829.exe
3064	skotes.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1128	da013399e13811ab7a5f1ea197773829.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1128 wrote to memory of 3064	1128	da013399e13811ab7a5f1ea197773829.exe	30
PID 1128 wrote to memory of 3064	1128	da013399e13811ab7a5f1ea197773829.exe	30
PID 1128 wrote to memory of 3064	1128	da013399e13811ab7a5f1ea197773829.exe	30
PID 1128 wrote to memory of 3064	1128	da013399e13811ab7a5f1ea197773829.exe	30

C:\Users\Admin\AppData\Local\Temp\da013399e13811ab7a5f1ea197773829.exe
"C:\Users\Admin\AppData\Local\Temp\da013399e13811ab7a5f1ea197773829.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:1128
- C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe
  "C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.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:3064

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\abc3bc1985\skotes.exe

Filesize
2.0MB

MD5
da013399e13811ab7a5f1ea197773829

SHA1
91ad2313b83426686c4594c02ccbe97b92e714fe

SHA256
22e3d26fae68cfca1eb87a0341dc3b8dfa0937f47c26b6aa23ed828cab0a6bf0

SHA512
f84c24a857a6a874e25d132ffebdd22443e8149424f961ea604812f7004a63705e970c4c22cb488baa5bd47b34215142a36eef47159129dcaf66a0de219c55fd

Download Submit
memory/1128-0-0x0000000001060000-0x000000000150F000-memory.dmp

Filesize
4.7MB

Download
memory/1128-1-0x0000000077DD0000-0x0000000077DD2000-memory.dmp

Filesize
8KB

Download
memory/1128-2-0x0000000001061000-0x00000000010C9000-memory.dmp

Filesize
416KB

Download
memory/1128-3-0x0000000001060000-0x000000000150F000-memory.dmp

Filesize
4.7MB

Download
memory/1128-4-0x0000000001060000-0x000000000150F000-memory.dmp

Filesize
4.7MB

Download
memory/1128-18-0x0000000001061000-0x00000000010C9000-memory.dmp

Filesize
416KB

Download
memory/1128-20-0x0000000006830000-0x0000000006CDF000-memory.dmp

Filesize
4.7MB

Download
memory/1128-19-0x0000000001060000-0x000000000150F000-memory.dmp

Filesize
4.7MB

Download
memory/3064-34-0x0000000000970000-0x0000000000E1F000-memory.dmp

Filesize
4.7MB

Download
memory/3064-29-0x0000000002930000-0x0000000002931000-memory.dmp

Filesize
4KB

Download
memory/3064-35-0x0000000000971000-0x00000000009D9000-memory.dmp

Filesize
416KB

Download
memory/3064-21-0x0000000000970000-0x0000000000E1F000-memory.dmp

Filesize
4.7MB

Download
memory/3064-33-0x0000000000970000-0x0000000000E1F000-memory.dmp

Filesize
4.7MB

Download
memory/3064-32-0x0000000000971000-0x00000000009D9000-memory.dmp

Filesize
416KB

Download
memory/3064-30-0x00000000025A0000-0x00000000025A1000-memory.dmp

Filesize
4KB

Download
memory/3064-31-0x0000000002410000-0x0000000002411000-memory.dmp

Filesize
4KB

Download
memory/3064-28-0x0000000002630000-0x0000000002631000-memory.dmp

Filesize
4KB

Download
memory/3064-27-0x0000000002690000-0x0000000002691000-memory.dmp

Filesize
4KB

Download
memory/3064-26-0x0000000002620000-0x0000000002621000-memory.dmp

Filesize
4KB

Download
memory/3064-25-0x00000000025B0000-0x00000000025B1000-memory.dmp

Filesize
4KB

Download
memory/3064-24-0x00000000022B0000-0x00000000022B1000-memory.dmp

Filesize
4KB

Download
memory/3064-23-0x0000000002940000-0x0000000002941000-memory.dmp

Filesize
4KB

Download
memory/3064-22-0x0000000002680000-0x0000000002681000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads