amadey | c52131b463fc8b9c9f35a53dc8f396f478041b54a6d89dd3c60047ad9a36df54

General

Target

c52131b463fc8b9c9f35a53dc8f396f478041b54a6d89dd3c60047ad9a36df54.exe
Size

1.8MB
MD5

998693d9eec95c25eb49b2bef57031af
SHA1

46bc7b8d0bf5fb187abc1037ca8593d70f1100f6
SHA256

c52131b463fc8b9c9f35a53dc8f396f478041b54a6d89dd3c60047ad9a36df54
SHA512

56db5bd7f0698492bf829b55d088d1581ea8cf809e26ec792daaf85a5a4946531b51e0935fa9b6bbc3a390e8e7f078f5d7ed7b0eccc9ef1bda4091688646a838
SSDEEP

49152:60X38PlXdE0fyCZ7P5xwzwm+XtT0Pz2BLrATSzT0cPbD:6q2E0fyCVP5zdwr2ZscjD

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:

c52131b463fc8b9c9f35a53dc8f396f478041b54a6d89dd3c60047ad9a36df54.exechrosha.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	c52131b463fc8b9c9f35a53dc8f396f478041b54a6d89dd3c60047ad9a36df54.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:

c52131b463fc8b9c9f35a53dc8f396f478041b54a6d89dd3c60047ad9a36df54.exechrosha.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	c52131b463fc8b9c9f35a53dc8f396f478041b54a6d89dd3c60047ad9a36df54.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	c52131b463fc8b9c9f35a53dc8f396f478041b54a6d89dd3c60047ad9a36df54.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

1464 chrosha.exe

pid	process
1464	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:

c52131b463fc8b9c9f35a53dc8f396f478041b54a6d89dd3c60047ad9a36df54.exechrosha.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2818691465-3043947619-2475182763-1000\Software\Wine	c52131b463fc8b9c9f35a53dc8f396f478041b54a6d89dd3c60047ad9a36df54.exe
Key opened	\REGISTRY\USER\S-1-5-21-2818691465-3043947619-2475182763-1000\Software\Wine	chrosha.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

Processes:

c52131b463fc8b9c9f35a53dc8f396f478041b54a6d89dd3c60047ad9a36df54.exechrosha.exe

pid process

3228 c52131b463fc8b9c9f35a53dc8f396f478041b54a6d89dd3c60047ad9a36df54.exe
1464 chrosha.exe
Drops file in Windows directory 1 IoCs

Processes:

c52131b463fc8b9c9f35a53dc8f396f478041b54a6d89dd3c60047ad9a36df54.exe

description ioc process

File created C:\Windows\Tasks\chrosha.job c52131b463fc8b9c9f35a53dc8f396f478041b54a6d89dd3c60047ad9a36df54.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	c52131b463fc8b9c9f35a53dc8f396f478041b54a6d89dd3c60047ad9a36df54.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

c52131b463fc8b9c9f35a53dc8f396f478041b54a6d89dd3c60047ad9a36df54.exechrosha.exe

pid	process
3228	c52131b463fc8b9c9f35a53dc8f396f478041b54a6d89dd3c60047ad9a36df54.exe
3228	c52131b463fc8b9c9f35a53dc8f396f478041b54a6d89dd3c60047ad9a36df54.exe
1464	chrosha.exe
1464	chrosha.exe

C:\Users\Admin\AppData\Local\Temp\c52131b463fc8b9c9f35a53dc8f396f478041b54a6d89dd3c60047ad9a36df54.exe
"C:\Users\Admin\AppData\Local\Temp\c52131b463fc8b9c9f35a53dc8f396f478041b54a6d89dd3c60047ad9a36df54.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:3228

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:1464

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
1.8MB

MD5
998693d9eec95c25eb49b2bef57031af

SHA1
46bc7b8d0bf5fb187abc1037ca8593d70f1100f6

SHA256
c52131b463fc8b9c9f35a53dc8f396f478041b54a6d89dd3c60047ad9a36df54

SHA512
56db5bd7f0698492bf829b55d088d1581ea8cf809e26ec792daaf85a5a4946531b51e0935fa9b6bbc3a390e8e7f078f5d7ed7b0eccc9ef1bda4091688646a838

Download Submit
memory/1464-33-0x00000000007F0000-0x0000000000CAD000-memory.dmp

Filesize
4.7MB

Download
memory/1464-34-0x00000000007F0000-0x0000000000CAD000-memory.dmp

Filesize
4.7MB

Download
memory/1464-41-0x00000000007F0000-0x0000000000CAD000-memory.dmp

Filesize
4.7MB

Download
memory/1464-23-0x0000000005170000-0x0000000005171000-memory.dmp

Filesize
4KB

Download
memory/1464-24-0x00000000051B0000-0x00000000051B1000-memory.dmp

Filesize
4KB

Download
memory/1464-22-0x0000000005190000-0x0000000005191000-memory.dmp

Filesize
4KB

Download
memory/1464-39-0x00000000007F0000-0x0000000000CAD000-memory.dmp

Filesize
4.7MB

Download
memory/1464-38-0x00000000007F0000-0x0000000000CAD000-memory.dmp

Filesize
4.7MB

Download
memory/1464-37-0x00000000007F0000-0x0000000000CAD000-memory.dmp

Filesize
4.7MB

Download
memory/1464-36-0x00000000007F0000-0x0000000000CAD000-memory.dmp

Filesize
4.7MB

Download
memory/1464-35-0x00000000007F0000-0x0000000000CAD000-memory.dmp

Filesize
4.7MB

Download
memory/1464-30-0x00000000007F0000-0x0000000000CAD000-memory.dmp

Filesize
4.7MB

Download
memory/1464-19-0x00000000007F0000-0x0000000000CAD000-memory.dmp

Filesize
4.7MB

Download
memory/1464-20-0x00000000007F0000-0x0000000000CAD000-memory.dmp

Filesize
4.7MB

Download
memory/1464-26-0x0000000005160000-0x0000000005161000-memory.dmp

Filesize
4KB

Download
memory/1464-25-0x0000000005150000-0x0000000005151000-memory.dmp

Filesize
4KB

Download
memory/1464-40-0x00000000007F0000-0x0000000000CAD000-memory.dmp

Filesize
4.7MB

Download
memory/1464-32-0x00000000007F0000-0x0000000000CAD000-memory.dmp

Filesize
4.7MB

Download
memory/1464-31-0x00000000007F0000-0x0000000000CAD000-memory.dmp

Filesize
4.7MB

Download
memory/1464-21-0x0000000005180000-0x0000000005181000-memory.dmp

Filesize
4KB

Download
memory/1464-27-0x00000000051D0000-0x00000000051D1000-memory.dmp

Filesize
4KB

Download
memory/1464-28-0x00000000007F0000-0x0000000000CAD000-memory.dmp

Filesize
4.7MB

Download
memory/1464-29-0x00000000007F0000-0x0000000000CAD000-memory.dmp

Filesize
4.7MB

Download
memory/3228-9-0x0000000005830000-0x0000000005831000-memory.dmp

Filesize
4KB

Download
memory/3228-5-0x00000000057C0000-0x00000000057C1000-memory.dmp

Filesize
4KB

Download
memory/3228-7-0x00000000057A0000-0x00000000057A1000-memory.dmp

Filesize
4KB

Download
memory/3228-0-0x0000000000E00000-0x00000000012BD000-memory.dmp

Filesize
4.7MB

Download
memory/3228-1-0x0000000077D84000-0x0000000077D86000-memory.dmp

Filesize
8KB

Download
memory/3228-16-0x0000000000E00000-0x00000000012BD000-memory.dmp

Filesize
4.7MB

Download
memory/3228-2-0x0000000000E00000-0x00000000012BD000-memory.dmp

Filesize
4.7MB

Download
memory/3228-10-0x0000000005820000-0x0000000005821000-memory.dmp

Filesize
4KB

Download
memory/3228-3-0x00000000057D0000-0x00000000057D1000-memory.dmp

Filesize
4KB

Download
memory/3228-4-0x00000000057E0000-0x00000000057E1000-memory.dmp

Filesize
4KB

Download
memory/3228-6-0x0000000005800000-0x0000000005801000-memory.dmp

Filesize
4KB

Download
memory/3228-8-0x00000000057B0000-0x00000000057B1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads