amadey | 2a77917f57a08fa5a935003dc71b1f82d13ec9000486006c9dc2e7cc3cb971d4

Analysis

max time kernel
314s
max time network
384s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
26-11-2022 10:01

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General

Target

file.exe
Size

205KB
MD5

72a850ada8fcec699d6a0303642306f6
SHA1

65ec94dc7a0c51f2fb2600cb04c7f8fceef03d37
SHA256

2a77917f57a08fa5a935003dc71b1f82d13ec9000486006c9dc2e7cc3cb971d4
SHA512

5a416f3f15d7a41e32e4aca44d2beba673084b95bf86c90cfef2e9d224cfc8fb9ab7b2a14fc849fed0d3196fe5e7fefb66ef324194d78a5c1b1d75616336bbea
SSDEEP

3072:CYM9bmaFPDXbh5exdKjNyTZybzhWSGEVCEKRZMHPjUCkD5KwNCwUNmvpX+snId/V:oJDXj6y3YSzwEsiUCkDEQCEvZnId/

Score

10^/10

amadey trojan

Malware Config

Extracted

Family

amadey

Version

3.50

31.41.244.17/hfk3vK9/index.php

Signatures

Amadey
Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.
trojan amadey
Executes dropped EXE 1 IoCs

Processes:

gntuud.exe

pid process

5016 gntuud.exe

pid	process
5016	gntuud.exe

Checks computer location settings 2 TTPs 2 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

gntuud.exefile.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\Control Panel\International\Geo\Nation	gntuud.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\Control Panel\International\Geo\Nation	file.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

5084 3628 WerFault.exe file.exe
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exe

pid process

4916 schtasks.exe

pid	pid_target	process	target process
5084	3628	WerFault.exe	file.exe

pid	process
4916	schtasks.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

file.exegntuud.exe

description	pid	process	target process
PID 3628 wrote to memory of 5016	3628	file.exe	gntuud.exe
PID 3628 wrote to memory of 5016	3628	file.exe	gntuud.exe
PID 3628 wrote to memory of 5016	3628	file.exe	gntuud.exe
PID 5016 wrote to memory of 4916	5016	gntuud.exe	schtasks.exe
PID 5016 wrote to memory of 4916	5016	gntuud.exe	schtasks.exe
PID 5016 wrote to memory of 4916	5016	gntuud.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\file.exe
"C:\Users\Admin\AppData\Local\Temp\file.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3628

C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
"C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe"
2⤵
- Executes dropped EXE
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:5016

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN gntuud.exe /TR "C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe" /F
3⤵
- Creates scheduled task(s)
PID:4916

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3628 -s 1140
2⤵
- Program crash
PID:5084

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 3628 -ip 3628
1⤵
PID:5100

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

T1053

Persistence

Scheduled Task

T1053

Privilege Escalation

Scheduled Task

T1053

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
Filesize
205KB

MD5
72a850ada8fcec699d6a0303642306f6

SHA1
65ec94dc7a0c51f2fb2600cb04c7f8fceef03d37

SHA256
2a77917f57a08fa5a935003dc71b1f82d13ec9000486006c9dc2e7cc3cb971d4

SHA512
5a416f3f15d7a41e32e4aca44d2beba673084b95bf86c90cfef2e9d224cfc8fb9ab7b2a14fc849fed0d3196fe5e7fefb66ef324194d78a5c1b1d75616336bbea

Download Submit
C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
Filesize
205KB

MD5
72a850ada8fcec699d6a0303642306f6

SHA1
65ec94dc7a0c51f2fb2600cb04c7f8fceef03d37

SHA256
2a77917f57a08fa5a935003dc71b1f82d13ec9000486006c9dc2e7cc3cb971d4

SHA512
5a416f3f15d7a41e32e4aca44d2beba673084b95bf86c90cfef2e9d224cfc8fb9ab7b2a14fc849fed0d3196fe5e7fefb66ef324194d78a5c1b1d75616336bbea

Download Submit
memory/3628-132-0x0000000000DFD000-0x0000000000E1C000-memory.dmp

Filesize
124KB

Download
memory/3628-133-0x0000000000D80000-0x0000000000DBE000-memory.dmp

Filesize
248KB

Download
memory/3628-135-0x0000000000400000-0x0000000000AE5000-memory.dmp

Filesize
6.9MB

Download
memory/3628-140-0x0000000000DFD000-0x0000000000E1C000-memory.dmp

Filesize
124KB

Download
memory/3628-141-0x0000000000400000-0x0000000000AE5000-memory.dmp

Filesize
6.9MB

Download
memory/4916-142-0x0000000000000000-mapping.dmp

Download
memory/5016-134-0x0000000000000000-mapping.dmp

Download
memory/5016-138-0x0000000000D2C000-0x0000000000D4B000-memory.dmp

Filesize
124KB

Download
memory/5016-139-0x0000000000400000-0x0000000000AE5000-memory.dmp

Filesize
6.9MB

Download