amadey | 453af88f18c2a8321b0a27589f1e5a61a653b1dd4763dbefce8ab5fc6a2a2c1b

General

Target

e7b9fce9d5d9b6d0f9bc5b1ca3835bde.exe
Size

1.9MB
MD5

e7b9fce9d5d9b6d0f9bc5b1ca3835bde
SHA1

25f64712b63cec205160b579f8e526bf702c3cc5
SHA256

453af88f18c2a8321b0a27589f1e5a61a653b1dd4763dbefce8ab5fc6a2a2c1b
SHA512

578d73680cbd7f4c8a3608696d6e6cc93352e845e63791da2b2cf30d4b57244dd2373bc3f761123da4378f1ad560aedc77dc5166114c2bd2ba4c05a3640104f0
SSDEEP

49152:3aPyhIA1/NEdLoHh7IvqUqZNNpclBrAxtYH:3aPyhN1CLeFIO/NYBre6H

Score

10^/10

amadey evasion trojan

Malware Config

Extracted

Family

amadey

Version

4.17

C2

http://185.215.113.32

Attributes

install_dir
00c07260dc
install_file
explorgu.exe
strings_key
461809bd97c251ba0c0c8450c7055f1d
url_paths
/yandex/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 1 IoCs
evasion

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497

Processes:

e7b9fce9d5d9b6d0f9bc5b1ca3835bde.exe

description ioc process

Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ e7b9fce9d5d9b6d0f9bc5b1ca3835bde.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	e7b9fce9d5d9b6d0f9bc5b1ca3835bde.exe

Checks BIOS information in registry 2 TTPs 2 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

e7b9fce9d5d9b6d0f9bc5b1ca3835bde.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	e7b9fce9d5d9b6d0f9bc5b1ca3835bde.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	e7b9fce9d5d9b6d0f9bc5b1ca3835bde.exe

Identifies Wine through registry keys 2 TTPs 1 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

Processes:

e7b9fce9d5d9b6d0f9bc5b1ca3835bde.exe

description ioc process

Key opened \REGISTRY\USER\S-1-5-21-1658372521-4246568289-2509113762-1000\Software\Wine e7b9fce9d5d9b6d0f9bc5b1ca3835bde.exe
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

Processes:

e7b9fce9d5d9b6d0f9bc5b1ca3835bde.exe

pid process

1748 e7b9fce9d5d9b6d0f9bc5b1ca3835bde.exe
Drops file in Windows directory 1 IoCs

Processes:

e7b9fce9d5d9b6d0f9bc5b1ca3835bde.exe

description ioc process

File created C:\Windows\Tasks\explorgu.job e7b9fce9d5d9b6d0f9bc5b1ca3835bde.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

e7b9fce9d5d9b6d0f9bc5b1ca3835bde.exe

pid process

1748 e7b9fce9d5d9b6d0f9bc5b1ca3835bde.exe
Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

e7b9fce9d5d9b6d0f9bc5b1ca3835bde.exe

pid process

1748 e7b9fce9d5d9b6d0f9bc5b1ca3835bde.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1658372521-4246568289-2509113762-1000\Software\Wine	e7b9fce9d5d9b6d0f9bc5b1ca3835bde.exe

pid	process
1748	e7b9fce9d5d9b6d0f9bc5b1ca3835bde.exe

description	ioc	process
File created	C:\Windows\Tasks\explorgu.job	e7b9fce9d5d9b6d0f9bc5b1ca3835bde.exe

pid	process
1748	e7b9fce9d5d9b6d0f9bc5b1ca3835bde.exe

pid	process
1748	e7b9fce9d5d9b6d0f9bc5b1ca3835bde.exe

C:\Users\Admin\AppData\Local\Temp\e7b9fce9d5d9b6d0f9bc5b1ca3835bde.exe
"C:\Users\Admin\AppData\Local\Temp\e7b9fce9d5d9b6d0f9bc5b1ca3835bde.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
PID:1748

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

2

T1497

Credential Access

Discovery

Query Registry

3

T1012

Virtualization/Sandbox Evasion

2

T1497

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

memory/1748-0-0x00000000013C0000-0x000000000189B000-memory.dmp

Filesize
4.9MB

Download
memory/1748-1-0x0000000077150000-0x0000000077152000-memory.dmp

Filesize
8KB

Download
memory/1748-2-0x00000000013C0000-0x000000000189B000-memory.dmp

Filesize
4.9MB

Download
memory/1748-3-0x0000000000E40000-0x0000000000E41000-memory.dmp

Filesize
4KB

Download
memory/1748-6-0x0000000001160000-0x0000000001161000-memory.dmp

Filesize
4KB

Download
memory/1748-9-0x0000000000DC0000-0x0000000000DC1000-memory.dmp

Filesize
4KB

Download
memory/1748-8-0x0000000000B50000-0x0000000000B51000-memory.dmp

Filesize
4KB

Download
memory/1748-7-0x0000000000E30000-0x0000000000E31000-memory.dmp

Filesize
4KB

Download
memory/1748-12-0x0000000000DA0000-0x0000000000DA1000-memory.dmp

Filesize
4KB

Download
memory/1748-11-0x0000000000A00000-0x0000000000A01000-memory.dmp

Filesize
4KB

Download
memory/1748-10-0x0000000001150000-0x0000000001151000-memory.dmp

Filesize
4KB

Download
memory/1748-5-0x0000000000DD0000-0x0000000000DD1000-memory.dmp

Filesize
4KB

Download
memory/1748-4-0x0000000000FA0000-0x0000000000FA1000-memory.dmp

Filesize
4KB

Download
memory/1748-13-0x0000000000890000-0x0000000000891000-memory.dmp

Filesize
4KB

Download
memory/1748-14-0x0000000000DB0000-0x0000000000DB1000-memory.dmp

Filesize
4KB

Download
memory/1748-15-0x00000000012B0000-0x00000000012B1000-memory.dmp

Filesize
4KB

Download
memory/1748-17-0x00000000009A0000-0x00000000009A1000-memory.dmp

Filesize
4KB

Download
memory/1748-18-0x0000000002CC0000-0x0000000002CC1000-memory.dmp

Filesize
4KB

Download
memory/1748-22-0x00000000013C0000-0x000000000189B000-memory.dmp

Filesize
4.9MB

Download

Analysis

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