amadey | 1f5f4c545d2b5529c665a964db7499cd97300eaf4ee85bed5751b7ca8cd10359

General

Target

1f5f4c545d2b5529c665a964db7499cd97300eaf4ee85bed5751b7ca8cd10359.exe
Size

3.1MB
MD5

235538e01d648cf7c81b5285f270edd4
SHA1

dee60bf952e27d407cc34d2795948c34f0129fdd
SHA256

1f5f4c545d2b5529c665a964db7499cd97300eaf4ee85bed5751b7ca8cd10359
SHA512

a8cb51240d1b069b90cfdd789a53461b9d47a67f49f47064364d10a32ca53c9aa5b34824b6a5c954960743432ffb9c631e2747ff945eded7453cc945f7815b90
SSDEEP

49152:JjlvlB+DlVHU8jtrN7886FMw0cBeHtA/G4L:JjtlB+DlV08pxQ8rcBeHqL

Score

10^/10

amadey 9c9aa5 discovery evasion 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

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	1f5f4c545d2b5529c665a964db7499cd97300eaf4ee85bed5751b7ca8cd10359.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	1f5f4c545d2b5529c665a964db7499cd97300eaf4ee85bed5751b7ca8cd10359.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	1f5f4c545d2b5529c665a964db7499cd97300eaf4ee85bed5751b7ca8cd10359.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
2744	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.

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Wine	1f5f4c545d2b5529c665a964db7499cd97300eaf4ee85bed5751b7ca8cd10359.exe
Key opened	\REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Wine	skotes.exe

Loads dropped DLL 1 IoCs

pid	Process
2696	1f5f4c545d2b5529c665a964db7499cd97300eaf4ee85bed5751b7ca8cd10359.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
2696	1f5f4c545d2b5529c665a964db7499cd97300eaf4ee85bed5751b7ca8cd10359.exe
2744	skotes.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\skotes.job	1f5f4c545d2b5529c665a964db7499cd97300eaf4ee85bed5751b7ca8cd10359.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	1f5f4c545d2b5529c665a964db7499cd97300eaf4ee85bed5751b7ca8cd10359.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	skotes.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2696	1f5f4c545d2b5529c665a964db7499cd97300eaf4ee85bed5751b7ca8cd10359.exe
2744	skotes.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2696	1f5f4c545d2b5529c665a964db7499cd97300eaf4ee85bed5751b7ca8cd10359.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2696 wrote to memory of 2744	2696	1f5f4c545d2b5529c665a964db7499cd97300eaf4ee85bed5751b7ca8cd10359.exe	30
PID 2696 wrote to memory of 2744	2696	1f5f4c545d2b5529c665a964db7499cd97300eaf4ee85bed5751b7ca8cd10359.exe	30
PID 2696 wrote to memory of 2744	2696	1f5f4c545d2b5529c665a964db7499cd97300eaf4ee85bed5751b7ca8cd10359.exe	30
PID 2696 wrote to memory of 2744	2696	1f5f4c545d2b5529c665a964db7499cd97300eaf4ee85bed5751b7ca8cd10359.exe	30

C:\Users\Admin\AppData\Local\Temp\1f5f4c545d2b5529c665a964db7499cd97300eaf4ee85bed5751b7ca8cd10359.exe
"C:\Users\Admin\AppData\Local\Temp\1f5f4c545d2b5529c665a964db7499cd97300eaf4ee85bed5751b7ca8cd10359.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:2696
- 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
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:2744

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
3.1MB

MD5
235538e01d648cf7c81b5285f270edd4

SHA1
dee60bf952e27d407cc34d2795948c34f0129fdd

SHA256
1f5f4c545d2b5529c665a964db7499cd97300eaf4ee85bed5751b7ca8cd10359

SHA512
a8cb51240d1b069b90cfdd789a53461b9d47a67f49f47064364d10a32ca53c9aa5b34824b6a5c954960743432ffb9c631e2747ff945eded7453cc945f7815b90

Download Submit
memory/2696-0-0x0000000001110000-0x000000000142A000-memory.dmp

Filesize
3.1MB

Download
memory/2696-1-0x00000000774B0000-0x00000000774B2000-memory.dmp

Filesize
8KB

Download
memory/2696-2-0x0000000001111000-0x0000000001179000-memory.dmp

Filesize
416KB

Download
memory/2696-3-0x0000000001110000-0x000000000142A000-memory.dmp

Filesize
3.1MB

Download
memory/2696-4-0x0000000001110000-0x000000000142A000-memory.dmp

Filesize
3.1MB

Download
memory/2696-15-0x0000000001110000-0x000000000142A000-memory.dmp

Filesize
3.1MB

Download
memory/2696-16-0x0000000001111000-0x0000000001179000-memory.dmp

Filesize
416KB

Download
memory/2744-22-0x0000000000030000-0x000000000034A000-memory.dmp

Filesize
3.1MB

Download
memory/2744-27-0x0000000000030000-0x000000000034A000-memory.dmp

Filesize
3.1MB

Download
memory/2744-19-0x0000000000030000-0x000000000034A000-memory.dmp

Filesize
3.1MB

Download
memory/2744-21-0x0000000000030000-0x000000000034A000-memory.dmp

Filesize
3.1MB

Download
memory/2744-17-0x0000000000030000-0x000000000034A000-memory.dmp

Filesize
3.1MB

Download
memory/2744-23-0x0000000000030000-0x000000000034A000-memory.dmp

Filesize
3.1MB

Download
memory/2744-24-0x0000000000030000-0x000000000034A000-memory.dmp

Filesize
3.1MB

Download
memory/2744-26-0x0000000000031000-0x0000000000099000-memory.dmp

Filesize
416KB

Download
memory/2744-25-0x0000000000030000-0x000000000034A000-memory.dmp

Filesize
3.1MB

Download
memory/2744-18-0x0000000000031000-0x0000000000099000-memory.dmp

Filesize
416KB

Download
memory/2744-28-0x0000000000030000-0x000000000034A000-memory.dmp

Filesize
3.1MB

Download
memory/2744-29-0x0000000000030000-0x000000000034A000-memory.dmp

Filesize
3.1MB

Download
memory/2744-30-0x0000000000030000-0x000000000034A000-memory.dmp

Filesize
3.1MB

Download
memory/2744-31-0x0000000000030000-0x000000000034A000-memory.dmp

Filesize
3.1MB

Download
memory/2744-32-0x0000000000030000-0x000000000034A000-memory.dmp

Filesize
3.1MB

Download
memory/2744-33-0x0000000000030000-0x000000000034A000-memory.dmp

Filesize
3.1MB

Download
memory/2744-34-0x0000000000030000-0x000000000034A000-memory.dmp

Filesize
3.1MB

Download
memory/2744-35-0x0000000000030000-0x000000000034A000-memory.dmp

Filesize
3.1MB

Download
memory/2744-36-0x0000000000030000-0x000000000034A000-memory.dmp

Filesize
3.1MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads