Malware Analysis Report

2024-09-11 10:28

Sample ID 240617-fn3rmsvhmd
Target 20c1e1afe90bdcf0f52211ad57c0b44bf2657eee63057b503ca6f3efeeb9a828
SHA256 20c1e1afe90bdcf0f52211ad57c0b44bf2657eee63057b503ca6f3efeeb9a828
Tags
amadey b2c2c1 trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

20c1e1afe90bdcf0f52211ad57c0b44bf2657eee63057b503ca6f3efeeb9a828

Threat Level: Known bad

The file 20c1e1afe90bdcf0f52211ad57c0b44bf2657eee63057b503ca6f3efeeb9a828 was found to be: Known bad.

Malicious Activity Summary

amadey b2c2c1 trojan

Amadey

Executes dropped EXE

Loads dropped DLL

Drops file in Windows directory

Program crash

Unsigned PE

Enumerates physical storage devices

Suspicious use of WriteProcessMemory

Suspicious use of FindShellTrayWindow

MITRE ATT&CK Matrix V13

Initial Access
TA0001
Execution
TA0002
Persistence
TA0003
Privilege Escalation
TA0004
Defense Evasion
TA0005
Credential Access
TA0006
Discovery
TA0007
System Information Discovery
T1082
Lateral Movement
TA0008
Collection
TA0009
Exfiltration
TA0010
Command and Control
TA0011
Impact
TA0040
Resource Development
TA0042
Reconnaissance
TA0043

Analysis: static1

Detonation Overview

Reported

2024-06-17 05:01

Signatures

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-17 05:01

Reported

2024-06-17 05:07

Platform

win7-20240508-en

Max time kernel

297s

Max time network

297s

Command Line

"C:\Users\Admin\AppData\Local\Temp\20c1e1afe90bdcf0f52211ad57c0b44bf2657eee63057b503ca6f3efeeb9a828.exe"

Signatures

Amadey

trojan amadey

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\e221f72865\Dctooux.exe N/A

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\20c1e1afe90bdcf0f52211ad57c0b44bf2657eee63057b503ca6f3efeeb9a828.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\20c1e1afe90bdcf0f52211ad57c0b44bf2657eee63057b503ca6f3efeeb9a828.exe N/A

Drops file in Windows directory

Description Indicator Process Target
File created C:\Windows\Tasks\Dctooux.job C:\Users\Admin\AppData\Local\Temp\20c1e1afe90bdcf0f52211ad57c0b44bf2657eee63057b503ca6f3efeeb9a828.exe N/A

Suspicious use of FindShellTrayWindow

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\20c1e1afe90bdcf0f52211ad57c0b44bf2657eee63057b503ca6f3efeeb9a828.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1632 wrote to memory of 2560 N/A C:\Users\Admin\AppData\Local\Temp\20c1e1afe90bdcf0f52211ad57c0b44bf2657eee63057b503ca6f3efeeb9a828.exe C:\Users\Admin\AppData\Local\Temp\e221f72865\Dctooux.exe
PID 1632 wrote to memory of 2560 N/A C:\Users\Admin\AppData\Local\Temp\20c1e1afe90bdcf0f52211ad57c0b44bf2657eee63057b503ca6f3efeeb9a828.exe C:\Users\Admin\AppData\Local\Temp\e221f72865\Dctooux.exe
PID 1632 wrote to memory of 2560 N/A C:\Users\Admin\AppData\Local\Temp\20c1e1afe90bdcf0f52211ad57c0b44bf2657eee63057b503ca6f3efeeb9a828.exe C:\Users\Admin\AppData\Local\Temp\e221f72865\Dctooux.exe
PID 1632 wrote to memory of 2560 N/A C:\Users\Admin\AppData\Local\Temp\20c1e1afe90bdcf0f52211ad57c0b44bf2657eee63057b503ca6f3efeeb9a828.exe C:\Users\Admin\AppData\Local\Temp\e221f72865\Dctooux.exe

Processes

C:\Users\Admin\AppData\Local\Temp\20c1e1afe90bdcf0f52211ad57c0b44bf2657eee63057b503ca6f3efeeb9a828.exe

"C:\Users\Admin\AppData\Local\Temp\20c1e1afe90bdcf0f52211ad57c0b44bf2657eee63057b503ca6f3efeeb9a828.exe"

C:\Users\Admin\AppData\Local\Temp\e221f72865\Dctooux.exe

"C:\Users\Admin\AppData\Local\Temp\e221f72865\Dctooux.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 jkshb.su udp
US 8.8.8.8:53 greendag.ru udp
US 8.8.8.8:53 osdhs.in.ne udp
US 8.8.8.8:53 jkshb.su udp
US 8.8.8.8:53 greendag.ru udp
US 8.8.8.8:53 osdhs.in.ne udp
US 8.8.8.8:53 jkshb.su udp
US 8.8.8.8:53 greendag.ru udp
US 8.8.8.8:53 osdhs.in.ne udp
US 8.8.8.8:53 osdhs.in.ne udp
US 8.8.8.8:53 greendag.ru udp
US 8.8.8.8:53 jkshb.su udp
US 8.8.8.8:53 osdhs.in.ne udp
US 8.8.8.8:53 greendag.ru udp
US 8.8.8.8:53 jkshb.su udp
US 8.8.8.8:53 jkshb.su udp
US 8.8.8.8:53 greendag.ru udp
US 8.8.8.8:53 osdhs.in.ne udp

Files

memory/1632-1-0x0000000002500000-0x0000000002600000-memory.dmp

memory/1632-2-0x0000000000220000-0x000000000028B000-memory.dmp

memory/1632-3-0x0000000000400000-0x0000000000470000-memory.dmp

\Users\Admin\AppData\Local\Temp\e221f72865\Dctooux.exe

MD5 fdafb92fc1868e533daa18f318d8e322
SHA1 b5c4eeba710839898c55e000ec905c6f1912c5f1
SHA256 20c1e1afe90bdcf0f52211ad57c0b44bf2657eee63057b503ca6f3efeeb9a828
SHA512 126984b95ef713d15b6f09795ebbba6ec7f9bb58bbfda0d66384b4cd746341d10e1eb6a9ced3b717db528c7d4d40520e4332700aa372bfafd7ff92374e5a2c1f

memory/1632-17-0x0000000002500000-0x0000000002600000-memory.dmp

memory/1632-19-0x0000000000400000-0x0000000000470000-memory.dmp

memory/1632-18-0x0000000000220000-0x000000000028B000-memory.dmp

memory/1632-21-0x0000000000400000-0x0000000002396000-memory.dmp

memory/1632-15-0x0000000000400000-0x0000000002396000-memory.dmp

memory/2560-27-0x0000000000400000-0x0000000002396000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\737914667933

MD5 cb2d422eafb72359b675e819ed0e930b
SHA1 1ba10f056c16d19394350c250da87e077f7b5a77
SHA256 98fe073cc4c2dbafe3be43292261b0cf3c4bebbed1868c5f8823a9fdd9cc38f4
SHA512 5db8b69451fbce2e9c662ca9794c93cfa4b2e8425623c6e569370ef6a479e6e0cfc42eb3747b668c4a8d11c623a876811438859c7f513737b54a638185c912a8

memory/2560-33-0x0000000000400000-0x0000000002396000-memory.dmp

memory/2560-39-0x0000000000400000-0x0000000002396000-memory.dmp

memory/2560-43-0x0000000000400000-0x0000000002396000-memory.dmp

memory/2560-65-0x0000000000400000-0x0000000002396000-memory.dmp

memory/2560-72-0x0000000000400000-0x0000000002396000-memory.dmp

memory/2560-78-0x0000000000400000-0x0000000002396000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-17 05:01

Reported

2024-06-17 05:07

Platform

win10-20240404-en

Max time kernel

291s

Max time network

300s

Command Line

"C:\Users\Admin\AppData\Local\Temp\20c1e1afe90bdcf0f52211ad57c0b44bf2657eee63057b503ca6f3efeeb9a828.exe"

Signatures

Amadey

trojan amadey

Drops file in Windows directory

Description Indicator Process Target
File created C:\Windows\Tasks\Dctooux.job C:\Users\Admin\AppData\Local\Temp\20c1e1afe90bdcf0f52211ad57c0b44bf2657eee63057b503ca6f3efeeb9a828.exe N/A

Enumerates physical storage devices

Program crash

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\Users\Admin\AppData\Local\Temp\20c1e1afe90bdcf0f52211ad57c0b44bf2657eee63057b503ca6f3efeeb9a828.exe
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\Users\Admin\AppData\Local\Temp\20c1e1afe90bdcf0f52211ad57c0b44bf2657eee63057b503ca6f3efeeb9a828.exe
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\Users\Admin\AppData\Local\Temp\20c1e1afe90bdcf0f52211ad57c0b44bf2657eee63057b503ca6f3efeeb9a828.exe
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\Users\Admin\AppData\Local\Temp\20c1e1afe90bdcf0f52211ad57c0b44bf2657eee63057b503ca6f3efeeb9a828.exe
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\Users\Admin\AppData\Local\Temp\20c1e1afe90bdcf0f52211ad57c0b44bf2657eee63057b503ca6f3efeeb9a828.exe
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\Users\Admin\AppData\Local\Temp\20c1e1afe90bdcf0f52211ad57c0b44bf2657eee63057b503ca6f3efeeb9a828.exe
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\Users\Admin\AppData\Local\Temp\20c1e1afe90bdcf0f52211ad57c0b44bf2657eee63057b503ca6f3efeeb9a828.exe
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\Users\Admin\AppData\Local\Temp\20c1e1afe90bdcf0f52211ad57c0b44bf2657eee63057b503ca6f3efeeb9a828.exe
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\Users\Admin\AppData\Local\Temp\20c1e1afe90bdcf0f52211ad57c0b44bf2657eee63057b503ca6f3efeeb9a828.exe

Processes

C:\Users\Admin\AppData\Local\Temp\20c1e1afe90bdcf0f52211ad57c0b44bf2657eee63057b503ca6f3efeeb9a828.exe

"C:\Users\Admin\AppData\Local\Temp\20c1e1afe90bdcf0f52211ad57c0b44bf2657eee63057b503ca6f3efeeb9a828.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 512 -s 692

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 512 -s 740

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 512 -s 812

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 512 -s 744

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 512 -s 852

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 512 -s 864

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 512 -s 1060

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 512 -s 1088

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 512 -s 1028

Network

Country Destination Domain Proto
US 8.8.8.8:53 50.251.17.2.in-addr.arpa udp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 10.179.89.13.in-addr.arpa udp
US 8.8.8.8:53 98.251.17.2.in-addr.arpa udp

Files

memory/512-2-0x0000000002520000-0x000000000258B000-memory.dmp

memory/512-1-0x00000000025B0000-0x00000000026B0000-memory.dmp

memory/512-3-0x0000000000400000-0x0000000000470000-memory.dmp

memory/512-5-0x0000000000400000-0x0000000002396000-memory.dmp

memory/512-8-0x0000000002520000-0x000000000258B000-memory.dmp

memory/512-7-0x00000000025B0000-0x00000000026B0000-memory.dmp

memory/512-9-0x0000000000400000-0x0000000000470000-memory.dmp