amadey | 674cee33e6ed25a7f9682fd53fa90221b35140939e1dc86177c7c2284ada4b05

General

Target

674cee33e6ed25a7f9682fd53fa90221b35140939e1dc86177c7c2284ada4b05.exe
Size

1.9MB
MD5

9def9faee1aeb87f76ffc55e189d4b1c
SHA1

0d927292273bdd70b14a1e86b5c81e22ba42ddbf
SHA256

674cee33e6ed25a7f9682fd53fa90221b35140939e1dc86177c7c2284ada4b05
SHA512

9829197ae8ffc07b559737c9b868c59f2f8932fda1049ce162bcf2f028a03f4b278dffe3ca8a3976ec53b9b5403db06a77b45b7c30020f98c46829792085e3ac
SSDEEP

49152:ZOyNbOa0ozO3pNtrA3WN64LLoMdovfCfRBS6VAn:ZOyhO9GOZNtrKj4fHovfCfjZVAn

Score

10^/10

amadey evasion trojan

Malware Config

Extracted

Family

amadey

Version

4.17

C2

http://193.233.132.167

Attributes

install_dir
4d0ab15804
install_file
chrosha.exe
strings_key
1a9519d7b465e1f4880fa09a6162d768
url_paths
/enigma/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 2 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

Processes:

674cee33e6ed25a7f9682fd53fa90221b35140939e1dc86177c7c2284ada4b05.exechrosha.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	674cee33e6ed25a7f9682fd53fa90221b35140939e1dc86177c7c2284ada4b05.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	chrosha.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

Processes:

674cee33e6ed25a7f9682fd53fa90221b35140939e1dc86177c7c2284ada4b05.exechrosha.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	674cee33e6ed25a7f9682fd53fa90221b35140939e1dc86177c7c2284ada4b05.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	674cee33e6ed25a7f9682fd53fa90221b35140939e1dc86177c7c2284ada4b05.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	chrosha.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	chrosha.exe

Executes dropped EXE 1 IoCs

Processes:

chrosha.exe

pid process

3864 chrosha.exe

pid	process
3864	chrosha.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

Processes:

674cee33e6ed25a7f9682fd53fa90221b35140939e1dc86177c7c2284ada4b05.exechrosha.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2878097196-921257239-309638238-1000\Software\Wine	674cee33e6ed25a7f9682fd53fa90221b35140939e1dc86177c7c2284ada4b05.exe
Key opened	\REGISTRY\USER\S-1-5-21-2878097196-921257239-309638238-1000\Software\Wine	chrosha.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

Processes:

674cee33e6ed25a7f9682fd53fa90221b35140939e1dc86177c7c2284ada4b05.exechrosha.exe

pid process

3068 674cee33e6ed25a7f9682fd53fa90221b35140939e1dc86177c7c2284ada4b05.exe
3864 chrosha.exe
Drops file in Windows directory 1 IoCs

Processes:

674cee33e6ed25a7f9682fd53fa90221b35140939e1dc86177c7c2284ada4b05.exe

description ioc process

File created C:\Windows\Tasks\chrosha.job 674cee33e6ed25a7f9682fd53fa90221b35140939e1dc86177c7c2284ada4b05.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

description	ioc	process
File created	C:\Windows\Tasks\chrosha.job	674cee33e6ed25a7f9682fd53fa90221b35140939e1dc86177c7c2284ada4b05.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

674cee33e6ed25a7f9682fd53fa90221b35140939e1dc86177c7c2284ada4b05.exechrosha.exe

pid	process
3068	674cee33e6ed25a7f9682fd53fa90221b35140939e1dc86177c7c2284ada4b05.exe
3068	674cee33e6ed25a7f9682fd53fa90221b35140939e1dc86177c7c2284ada4b05.exe
3864	chrosha.exe
3864	chrosha.exe

C:\Users\Admin\AppData\Local\Temp\674cee33e6ed25a7f9682fd53fa90221b35140939e1dc86177c7c2284ada4b05.exe
"C:\Users\Admin\AppData\Local\Temp\674cee33e6ed25a7f9682fd53fa90221b35140939e1dc86177c7c2284ada4b05.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
PID:3068

C:\Users\Admin\AppData\Local\Temp\4d0ab15804\chrosha.exe
C:\Users\Admin\AppData\Local\Temp\4d0ab15804\chrosha.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:3864

Network

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\4d0ab15804\chrosha.exe
Filesize
1.9MB

MD5
9def9faee1aeb87f76ffc55e189d4b1c

SHA1
0d927292273bdd70b14a1e86b5c81e22ba42ddbf

SHA256
674cee33e6ed25a7f9682fd53fa90221b35140939e1dc86177c7c2284ada4b05

SHA512
9829197ae8ffc07b559737c9b868c59f2f8932fda1049ce162bcf2f028a03f4b278dffe3ca8a3976ec53b9b5403db06a77b45b7c30020f98c46829792085e3ac

Download Submit
memory/3068-5-0x0000000005660000-0x0000000005661000-memory.dmp

Filesize
4KB

Download
memory/3068-2-0x0000000000B90000-0x000000000105E000-memory.dmp

Filesize
4.8MB

Download
memory/3068-8-0x0000000005640000-0x0000000005641000-memory.dmp

Filesize
4KB

Download
memory/3068-7-0x0000000005610000-0x0000000005611000-memory.dmp

Filesize
4KB

Download
memory/3068-6-0x0000000005600000-0x0000000005601000-memory.dmp

Filesize
4KB

Download
memory/3068-0-0x0000000000B90000-0x000000000105E000-memory.dmp

Filesize
4.8MB

Download
memory/3068-4-0x0000000005620000-0x0000000005621000-memory.dmp

Filesize
4KB

Download
memory/3068-3-0x0000000005630000-0x0000000005631000-memory.dmp

Filesize
4KB

Download
memory/3068-10-0x0000000005670000-0x0000000005671000-memory.dmp

Filesize
4KB

Download
memory/3068-9-0x0000000005680000-0x0000000005681000-memory.dmp

Filesize
4KB

Download
memory/3068-16-0x0000000000B90000-0x000000000105E000-memory.dmp

Filesize
4.8MB

Download
memory/3068-1-0x0000000076F86000-0x0000000076F88000-memory.dmp

Filesize
8KB

Download
memory/3864-25-0x0000000005470000-0x0000000005471000-memory.dmp

Filesize
4KB

Download
memory/3864-27-0x00000000054F0000-0x00000000054F1000-memory.dmp

Filesize
4KB

Download
memory/3864-26-0x0000000005480000-0x0000000005481000-memory.dmp

Filesize
4KB

Download
memory/3864-19-0x0000000000EB0000-0x000000000137E000-memory.dmp

Filesize
4.8MB

Download
memory/3864-24-0x00000000054D0000-0x00000000054D1000-memory.dmp

Filesize
4KB

Download
memory/3864-23-0x0000000005490000-0x0000000005491000-memory.dmp

Filesize
4KB

Download
memory/3864-22-0x00000000054B0000-0x00000000054B1000-memory.dmp

Filesize
4KB

Download
memory/3864-21-0x00000000054A0000-0x00000000054A1000-memory.dmp

Filesize
4KB

Download
memory/3864-28-0x0000000005500000-0x0000000005501000-memory.dmp

Filesize
4KB

Download
memory/3864-20-0x0000000000EB0000-0x000000000137E000-memory.dmp

Filesize
4.8MB

Download
memory/3864-29-0x0000000000EB0000-0x000000000137E000-memory.dmp

Filesize
4.8MB

Download
memory/3864-30-0x0000000000EB0000-0x000000000137E000-memory.dmp

Filesize
4.8MB

Download
memory/3864-31-0x0000000000EB0000-0x000000000137E000-memory.dmp

Filesize
4.8MB

Download
memory/3864-32-0x0000000000EB0000-0x000000000137E000-memory.dmp

Filesize
4.8MB

Download
memory/3864-33-0x0000000000EB0000-0x000000000137E000-memory.dmp

Filesize
4.8MB

Download
memory/3864-34-0x0000000000EB0000-0x000000000137E000-memory.dmp

Filesize
4.8MB

Download
memory/3864-35-0x0000000000EB0000-0x000000000137E000-memory.dmp

Filesize
4.8MB

Download
memory/3864-36-0x0000000000EB0000-0x000000000137E000-memory.dmp

Filesize
4.8MB

Download
memory/3864-37-0x0000000000EB0000-0x000000000137E000-memory.dmp

Filesize
4.8MB

Download
memory/3864-38-0x0000000000EB0000-0x000000000137E000-memory.dmp

Filesize
4.8MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads