Malware Analysis Report

2025-04-03 11:53

Sample ID 241109-3bd9vaxkgm
Target bc946f88dbdf73882b2b857c3f2bb4c21c39340dfc390ddd31d963b6a0bfe000
SHA256 bc946f88dbdf73882b2b857c3f2bb4c21c39340dfc390ddd31d963b6a0bfe000
Tags
amadey 0237fa discovery trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

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

bc946f88dbdf73882b2b857c3f2bb4c21c39340dfc390ddd31d963b6a0bfe000

Threat Level: Known bad

The file bc946f88dbdf73882b2b857c3f2bb4c21c39340dfc390ddd31d963b6a0bfe000 was found to be: Known bad.

Malicious Activity Summary

amadey 0237fa discovery trojan

Amadey

Amadey family

Executes dropped EXE

Loads dropped DLL

Checks computer location settings

Unsigned PE

Enumerates physical storage devices

System Location Discovery: System Language Discovery

Program crash

Scheduled Task/Job: Scheduled Task

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-09 23:20

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-09 23:20

Reported

2024-11-09 23:22

Platform

win7-20240708-en

Max time kernel

145s

Max time network

149s

Command Line

"C:\Users\Admin\AppData\Local\Temp\75db6a858e026323928c3da4d067bbb7a8056f7c21d3f5b20f34e5e46d26d954.exe"

Signatures

Amadey

trojan amadey

Amadey family

amadey

Enumerates physical storage devices

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\75db6a858e026323928c3da4d067bbb7a8056f7c21d3f5b20f34e5e46d26d954.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\schtasks.exe N/A

Scheduled Task/Job: Scheduled Task

persistence execution
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\schtasks.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1724 wrote to memory of 2692 N/A C:\Users\Admin\AppData\Local\Temp\75db6a858e026323928c3da4d067bbb7a8056f7c21d3f5b20f34e5e46d26d954.exe C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe
PID 1724 wrote to memory of 2692 N/A C:\Users\Admin\AppData\Local\Temp\75db6a858e026323928c3da4d067bbb7a8056f7c21d3f5b20f34e5e46d26d954.exe C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe
PID 1724 wrote to memory of 2692 N/A C:\Users\Admin\AppData\Local\Temp\75db6a858e026323928c3da4d067bbb7a8056f7c21d3f5b20f34e5e46d26d954.exe C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe
PID 1724 wrote to memory of 2692 N/A C:\Users\Admin\AppData\Local\Temp\75db6a858e026323928c3da4d067bbb7a8056f7c21d3f5b20f34e5e46d26d954.exe C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe
PID 2692 wrote to memory of 2720 N/A C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe C:\Windows\SysWOW64\schtasks.exe
PID 2692 wrote to memory of 2720 N/A C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe C:\Windows\SysWOW64\schtasks.exe
PID 2692 wrote to memory of 2720 N/A C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe C:\Windows\SysWOW64\schtasks.exe
PID 2692 wrote to memory of 2720 N/A C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe C:\Windows\SysWOW64\schtasks.exe
PID 1788 wrote to memory of 2836 N/A C:\Windows\system32\taskeng.exe C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe
PID 1788 wrote to memory of 2836 N/A C:\Windows\system32\taskeng.exe C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe
PID 1788 wrote to memory of 2836 N/A C:\Windows\system32\taskeng.exe C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe
PID 1788 wrote to memory of 2836 N/A C:\Windows\system32\taskeng.exe C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe
PID 1788 wrote to memory of 588 N/A C:\Windows\system32\taskeng.exe C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe
PID 1788 wrote to memory of 588 N/A C:\Windows\system32\taskeng.exe C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe
PID 1788 wrote to memory of 588 N/A C:\Windows\system32\taskeng.exe C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe
PID 1788 wrote to memory of 588 N/A C:\Windows\system32\taskeng.exe C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe

Processes

C:\Users\Admin\AppData\Local\Temp\75db6a858e026323928c3da4d067bbb7a8056f7c21d3f5b20f34e5e46d26d954.exe

"C:\Users\Admin\AppData\Local\Temp\75db6a858e026323928c3da4d067bbb7a8056f7c21d3f5b20f34e5e46d26d954.exe"

C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe

"C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe"

C:\Windows\SysWOW64\schtasks.exe

"C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN rovwer.exe /TR "C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe" /F

C:\Windows\system32\taskeng.exe

taskeng.exe {FF35E456-8127-47C3-A13F-EE462D3A3C55} S-1-5-21-3551809350-4263495960-1443967649-1000:NNYJZAHP\Admin:Interactive:[1]

C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe

C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe

C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe

C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe

Network

Country Destination Domain Proto
FR 193.56.146.194:80 tcp
FR 193.56.146.194:80 tcp
FR 193.56.146.194:80 tcp
FR 193.56.146.194:80 tcp
FR 193.56.146.194:80 tcp
FR 193.56.146.194:80 tcp
FR 193.56.146.194:80 tcp
FR 193.56.146.194:80 tcp
FR 193.56.146.194:80 tcp

Files

memory/1724-1-0x0000000000C50000-0x0000000000D50000-memory.dmp

memory/1724-2-0x0000000000220000-0x000000000025E000-memory.dmp

memory/1724-3-0x0000000000400000-0x0000000000442000-memory.dmp

\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe

MD5 386d654392d2b43963377d022d51b7db
SHA1 75d1ede968f8ec61f450100b87b6bee850086f17
SHA256 75db6a858e026323928c3da4d067bbb7a8056f7c21d3f5b20f34e5e46d26d954
SHA512 b24f565d3336ac3f7e07c50c8e8313deda29db3f13b55a1d58eb1cfdb3be1b967db88a309fc3a686cc1af31b87efc98b7c09c7d5e161d069fdc1759910024286

memory/1724-16-0x0000000000400000-0x0000000000442000-memory.dmp

memory/1724-15-0x0000000000220000-0x000000000025E000-memory.dmp

memory/1724-14-0x0000000000400000-0x0000000000AE6000-memory.dmp

memory/2692-19-0x0000000000400000-0x0000000000AE6000-memory.dmp

memory/2692-21-0x0000000000400000-0x0000000000AE6000-memory.dmp

memory/2692-25-0x0000000000400000-0x0000000000AE6000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\551809350426

MD5 515eb4615e5ecad7e703f0b386ce629e
SHA1 4ed04b54eaab30624c3a32bc0758e5574a266b7f
SHA256 32384eedeb37702373d928136d38b7d2af5f5361c100933526ac5eba80b0e3ae
SHA512 d3ad13fd1735673aa6c6a4877e1153dc8f745e65d2c270aad6101e4fed1b04a04c6965e513901c363bfc64716b0a9e2dc2afbfe5ff39e8dbba037322eccf210a

memory/2692-35-0x0000000000400000-0x0000000000AE6000-memory.dmp

memory/2836-38-0x0000000000400000-0x0000000000AE6000-memory.dmp

memory/2692-39-0x0000000000400000-0x0000000000AE6000-memory.dmp

memory/2692-43-0x0000000000400000-0x0000000000AE6000-memory.dmp

memory/588-47-0x0000000000400000-0x0000000000AE6000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-09 23:20

Reported

2024-11-09 23:22

Platform

win10v2004-20241007-en

Max time kernel

143s

Max time network

138s

Command Line

"C:\Users\Admin\AppData\Local\Temp\75db6a858e026323928c3da4d067bbb7a8056f7c21d3f5b20f34e5e46d26d954.exe"

Signatures

Amadey

trojan amadey

Amadey family

amadey

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\75db6a858e026323928c3da4d067bbb7a8056f7c21d3f5b20f34e5e46d26d954.exe N/A
Key value queried \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe N/A

Enumerates physical storage devices

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\75db6a858e026323928c3da4d067bbb7a8056f7c21d3f5b20f34e5e46d26d954.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\schtasks.exe N/A

Scheduled Task/Job: Scheduled Task

persistence execution
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\schtasks.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\75db6a858e026323928c3da4d067bbb7a8056f7c21d3f5b20f34e5e46d26d954.exe

"C:\Users\Admin\AppData\Local\Temp\75db6a858e026323928c3da4d067bbb7a8056f7c21d3f5b20f34e5e46d26d954.exe"

C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe

"C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 2464 -ip 2464

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2464 -s 1260

C:\Windows\SysWOW64\schtasks.exe

"C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN rovwer.exe /TR "C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe" /F

C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe

C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 5020 -ip 5020

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 5020 -s 416

C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe

C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 560 -p 2072 -ip 2072

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2072 -s 424

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 133.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
FR 193.56.146.194:80 tcp
FR 193.56.146.194:80 tcp
US 8.8.8.8:53 197.87.175.4.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 75.117.19.2.in-addr.arpa udp
FR 193.56.146.194:80 tcp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
FR 193.56.146.194:80 tcp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 48.229.111.52.in-addr.arpa udp
FR 193.56.146.194:80 tcp

Files

memory/2464-1-0x0000000000CB0000-0x0000000000DB0000-memory.dmp

memory/2464-2-0x0000000002850000-0x000000000288E000-memory.dmp

memory/2464-3-0x0000000000400000-0x0000000000442000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe

MD5 386d654392d2b43963377d022d51b7db
SHA1 75d1ede968f8ec61f450100b87b6bee850086f17
SHA256 75db6a858e026323928c3da4d067bbb7a8056f7c21d3f5b20f34e5e46d26d954
SHA512 b24f565d3336ac3f7e07c50c8e8313deda29db3f13b55a1d58eb1cfdb3be1b967db88a309fc3a686cc1af31b87efc98b7c09c7d5e161d069fdc1759910024286

memory/2464-14-0x0000000002850000-0x000000000288E000-memory.dmp

memory/2464-15-0x0000000000400000-0x0000000000442000-memory.dmp

memory/2464-13-0x0000000000400000-0x0000000000AE6000-memory.dmp

memory/116-17-0x0000000000400000-0x0000000000AE6000-memory.dmp

memory/116-18-0x0000000000400000-0x0000000000AE6000-memory.dmp

memory/116-23-0x0000000000400000-0x0000000000AE6000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\089630652159

MD5 21c2e733fd149d1bfd720bfca8799d04
SHA1 4bb18462b330b9743b39367e6cbb072bd21714eb
SHA256 9172c7b2afdb0f9c06fa524b5bd6b1e0e64f1b704ae7104104527941be35738a
SHA512 6a63ad75a0bccd261f9b91a1c301875f248da821263a9c6ab7944ae5fdf55c747a2f7352ba0367b35dc16ff27d45c39d61cf4e7f5f70da76347e1d5cad37303d

memory/116-31-0x0000000000400000-0x0000000000AE6000-memory.dmp

memory/5020-36-0x0000000000400000-0x0000000000AE6000-memory.dmp

memory/116-37-0x0000000000400000-0x0000000000AE6000-memory.dmp

memory/116-39-0x0000000000400000-0x0000000000AE6000-memory.dmp

memory/2072-45-0x0000000000400000-0x0000000000AE6000-memory.dmp

memory/116-47-0x0000000000400000-0x0000000000AE6000-memory.dmp