amadey | 5c6e19b88566c3eb7dae582faebbe260b329a227140a8dd35d4ee947749f36fb

General

Target

603ace88a70b2e05ae6d1837961b83ff.exe
Size

1.8MB
MD5

603ace88a70b2e05ae6d1837961b83ff
SHA1

2b492584c3d49ae44e454beb9054d6e7569efbaf
SHA256

5c6e19b88566c3eb7dae582faebbe260b329a227140a8dd35d4ee947749f36fb
SHA512

f8bff5fe957f2f696bc328cc359fc402fb38870797d36778eb25f73f8927e14f982fca9c63789a7e3a0c1d7909058c60eb8a25983c10c07b7150a7e4f049de54
SSDEEP

49152:XjIw52Zcp3HpAXKsNtQrSUNG1Aw+P+ta0RFqQ4:pUchpAasNtQ3NQXq0RFD4

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:

603ace88a70b2e05ae6d1837961b83ff.exe

description ioc process

Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ 603ace88a70b2e05ae6d1837961b83ff.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	603ace88a70b2e05ae6d1837961b83ff.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:

603ace88a70b2e05ae6d1837961b83ff.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	603ace88a70b2e05ae6d1837961b83ff.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	603ace88a70b2e05ae6d1837961b83ff.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:

603ace88a70b2e05ae6d1837961b83ff.exe

description ioc process

Key opened \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Wine 603ace88a70b2e05ae6d1837961b83ff.exe
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

Processes:

603ace88a70b2e05ae6d1837961b83ff.exe

pid process

1996 603ace88a70b2e05ae6d1837961b83ff.exe
Drops file in Windows directory 1 IoCs

Processes:

603ace88a70b2e05ae6d1837961b83ff.exe

description ioc process

File created C:\Windows\Tasks\explorgu.job 603ace88a70b2e05ae6d1837961b83ff.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:

603ace88a70b2e05ae6d1837961b83ff.exe

pid process

1996 603ace88a70b2e05ae6d1837961b83ff.exe
Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

603ace88a70b2e05ae6d1837961b83ff.exe

pid process

1996 603ace88a70b2e05ae6d1837961b83ff.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Wine	603ace88a70b2e05ae6d1837961b83ff.exe

pid	process
1996	603ace88a70b2e05ae6d1837961b83ff.exe

description	ioc	process
File created	C:\Windows\Tasks\explorgu.job	603ace88a70b2e05ae6d1837961b83ff.exe

pid	process
1996	603ace88a70b2e05ae6d1837961b83ff.exe

pid	process
1996	603ace88a70b2e05ae6d1837961b83ff.exe

C:\Users\Admin\AppData\Local\Temp\603ace88a70b2e05ae6d1837961b83ff.exe
"C:\Users\Admin\AppData\Local\Temp\603ace88a70b2e05ae6d1837961b83ff.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:1996

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/1996-0-0x0000000000B00000-0x0000000000FAC000-memory.dmp

Filesize
4.7MB

Download
memory/1996-1-0x0000000077590000-0x0000000077592000-memory.dmp

Filesize
8KB

Download
memory/1996-2-0x0000000000B00000-0x0000000000FAC000-memory.dmp

Filesize
4.7MB

Download
memory/1996-3-0x0000000000A40000-0x0000000000A41000-memory.dmp

Filesize
4KB

Download
memory/1996-4-0x0000000000AE0000-0x0000000000AE1000-memory.dmp

Filesize
4KB

Download
memory/1996-5-0x00000000009D0000-0x00000000009D1000-memory.dmp

Filesize
4KB

Download
memory/1996-6-0x0000000002410000-0x0000000002411000-memory.dmp

Filesize
4KB

Download
memory/1996-7-0x0000000000460000-0x0000000000461000-memory.dmp

Filesize
4KB

Download
memory/1996-8-0x00000000009C0000-0x00000000009C1000-memory.dmp

Filesize
4KB

Download
memory/1996-9-0x0000000000A30000-0x0000000000A31000-memory.dmp

Filesize
4KB

Download
memory/1996-10-0x0000000000A20000-0x0000000000A21000-memory.dmp

Filesize
4KB

Download
memory/1996-11-0x0000000002400000-0x0000000002401000-memory.dmp

Filesize
4KB

Download
memory/1996-12-0x0000000000450000-0x0000000000451000-memory.dmp

Filesize
4KB

Download
memory/1996-13-0x0000000000500000-0x0000000000501000-memory.dmp

Filesize
4KB

Download
memory/1996-14-0x00000000003E0000-0x00000000003E1000-memory.dmp

Filesize
4KB

Download
memory/1996-15-0x00000000009B0000-0x00000000009B1000-memory.dmp

Filesize
4KB

Download
memory/1996-16-0x0000000002520000-0x0000000002521000-memory.dmp

Filesize
4KB

Download
memory/1996-18-0x00000000003F0000-0x00000000003F1000-memory.dmp

Filesize
4KB

Download
memory/1996-19-0x0000000002780000-0x0000000002781000-memory.dmp

Filesize
4KB

Download
memory/1996-23-0x0000000000B00000-0x0000000000FAC000-memory.dmp

Filesize
4.7MB

Download

Analysis

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