amadey | 857bd69297b5939cdc11e2c518c43d015c60c11198c923e828359dfab184f095

General

Target

file.exe
Size

205KB
MD5

5a542fd73ba8dd1269bd0e44370d4193
SHA1

3d9eec7f3d63c9bdc8bb820bd83dec5d4893886a
SHA256

857bd69297b5939cdc11e2c518c43d015c60c11198c923e828359dfab184f095
SHA512

cd8a7cbc8c26f1f51247539e8b6f9b0bf48a492282f02b386d843c144db85b12ea08ce02774bb3a0076fa6fb515162bfd27b4e5db36feb9bfa60c96161e85066
SSDEEP

3072:iVZzpIn2yYh52Zm8f+SysrsEaLYztdHk7+6zZXbReR0Um5ajh1HKHT:8in2ynmSz/Hiv14y5Iro

Score

10^/10

amadey collection spyware stealer trojan

Malware Config

Extracted

Family

amadey

Version

3.50

C2

31.41.244.17/hfk3vK9/index.php

Signatures

Amadey
Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.
trojan amadey

Detect Amadey credential stealer module 2 IoCs

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Roaming\56a1c3d463f381\cred64.dll	amadey_cred_module
C:\Users\Admin\AppData\Roaming\56a1c3d463f381\cred64.dll	amadey_cred_module

Blocklisted process makes network request 1 IoCs

Processes:

rundll32.exe

flow pid process

89 1180 rundll32.exe
Executes dropped EXE 3 IoCs

Processes:

gntuud.exegntuud.exegntuud.exe

pid process

3468 gntuud.exe
1396 gntuud.exe
2000 gntuud.exe

flow	pid	process
89	1180	rundll32.exe

pid	process
3468	gntuud.exe
1396	gntuud.exe
2000	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:

file.exegntuud.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Control Panel\International\Geo\Nation	file.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Control Panel\International\Geo\Nation	gntuud.exe

Loads dropped DLL 1 IoCs

Processes:

rundll32.exe

pid process

1180 rundll32.exe
Reads local data of messenger clients 2 TTPs
Infostealers often target stored data of messaging applications, which can include saved credentials and account information.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

pid	process
1180	rundll32.exe

Accesses Microsoft Outlook profiles 1 TTPs 1 IoCs

collection

Email Collection

T1114

Processes:

rundll32.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	rundll32.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 3 IoCs

Processes:

WerFault.exeWerFault.exeWerFault.exe

pid pid_target process target process

2024 1688 WerFault.exe file.exe
4788 1396 WerFault.exe gntuud.exe
2448 2000 WerFault.exe gntuud.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

3628 schtasks.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

rundll32.exe

pid process

1180 rundll32.exe
1180 rundll32.exe
1180 rundll32.exe
1180 rundll32.exe

pid	pid_target	process	target process
2024	1688	WerFault.exe	file.exe
4788	1396	WerFault.exe	gntuud.exe
2448	2000	WerFault.exe	gntuud.exe

pid	process
3628	schtasks.exe

pid	process
1180	rundll32.exe
1180	rundll32.exe
1180	rundll32.exe
1180	rundll32.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

file.exegntuud.exe

description	pid	process	target process
PID 1688 wrote to memory of 3468	1688	file.exe	gntuud.exe
PID 1688 wrote to memory of 3468	1688	file.exe	gntuud.exe
PID 1688 wrote to memory of 3468	1688	file.exe	gntuud.exe
PID 3468 wrote to memory of 3628	3468	gntuud.exe	schtasks.exe
PID 3468 wrote to memory of 3628	3468	gntuud.exe	schtasks.exe
PID 3468 wrote to memory of 3628	3468	gntuud.exe	schtasks.exe
PID 3468 wrote to memory of 1180	3468	gntuud.exe	rundll32.exe
PID 3468 wrote to memory of 1180	3468	gntuud.exe	rundll32.exe
PID 3468 wrote to memory of 1180	3468	gntuud.exe	rundll32.exe

outlook_win_path 1 IoCs

Processes:

rundll32.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	rundll32.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:1688

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:3468

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:3628

C:\Windows\SysWOW64\rundll32.exe
"C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\56a1c3d463f381\cred64.dll, Main
3⤵
- Blocklisted process makes network request
- Loads dropped DLL
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- outlook_win_path
PID:1180

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1688 -s 1144
2⤵
- Program crash
PID:2024

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 1688 -ip 1688
1⤵
PID:2636

C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
1⤵
- Executes dropped EXE
PID:1396

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1396 -s 416
2⤵
- Program crash
PID:4788

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 1396 -ip 1396
1⤵
PID:1028

C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
1⤵
- Executes dropped EXE
PID:2000

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2000 -s 424
2⤵
- Program crash
PID:2448

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 500 -p 2000 -ip 2000
1⤵
PID:2672

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Credential Access

Credentials in Files

1

T1081

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

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

MD5
5a542fd73ba8dd1269bd0e44370d4193

SHA1
3d9eec7f3d63c9bdc8bb820bd83dec5d4893886a

SHA256
857bd69297b5939cdc11e2c518c43d015c60c11198c923e828359dfab184f095

SHA512
cd8a7cbc8c26f1f51247539e8b6f9b0bf48a492282f02b386d843c144db85b12ea08ce02774bb3a0076fa6fb515162bfd27b4e5db36feb9bfa60c96161e85066

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

MD5
5a542fd73ba8dd1269bd0e44370d4193

SHA1
3d9eec7f3d63c9bdc8bb820bd83dec5d4893886a

SHA256
857bd69297b5939cdc11e2c518c43d015c60c11198c923e828359dfab184f095

SHA512
cd8a7cbc8c26f1f51247539e8b6f9b0bf48a492282f02b386d843c144db85b12ea08ce02774bb3a0076fa6fb515162bfd27b4e5db36feb9bfa60c96161e85066

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

MD5
5a542fd73ba8dd1269bd0e44370d4193

SHA1
3d9eec7f3d63c9bdc8bb820bd83dec5d4893886a

SHA256
857bd69297b5939cdc11e2c518c43d015c60c11198c923e828359dfab184f095

SHA512
cd8a7cbc8c26f1f51247539e8b6f9b0bf48a492282f02b386d843c144db85b12ea08ce02774bb3a0076fa6fb515162bfd27b4e5db36feb9bfa60c96161e85066

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

MD5
5a542fd73ba8dd1269bd0e44370d4193

SHA1
3d9eec7f3d63c9bdc8bb820bd83dec5d4893886a

SHA256
857bd69297b5939cdc11e2c518c43d015c60c11198c923e828359dfab184f095

SHA512
cd8a7cbc8c26f1f51247539e8b6f9b0bf48a492282f02b386d843c144db85b12ea08ce02774bb3a0076fa6fb515162bfd27b4e5db36feb9bfa60c96161e85066

Download Submit
C:\Users\Admin\AppData\Roaming\56a1c3d463f381\cred64.dll
Filesize
126KB

MD5
adbaf286228c46522e50371c4be31a03

SHA1
a29d644c4663b2e2b2bd92046ba0df629537c297

SHA256
d3e9a3365f73a34e2dd9022a318abcc2c55af98bafb2dc302cbb55f5398bb9a0

SHA512
74a55cc8d8c3af54e5ba290a34b968918da994ea2d55b5f0d1f39e83cb9a39d73226227933c760b48f2e0bdb646f8243967517ef8202e02d88411d2d19ae217d

Download Submit
C:\Users\Admin\AppData\Roaming\56a1c3d463f381\cred64.dll
Filesize
126KB

MD5
adbaf286228c46522e50371c4be31a03

SHA1
a29d644c4663b2e2b2bd92046ba0df629537c297

SHA256
d3e9a3365f73a34e2dd9022a318abcc2c55af98bafb2dc302cbb55f5398bb9a0

SHA512
74a55cc8d8c3af54e5ba290a34b968918da994ea2d55b5f0d1f39e83cb9a39d73226227933c760b48f2e0bdb646f8243967517ef8202e02d88411d2d19ae217d

Download Submit
memory/1180-148-0x0000000000000000-mapping.dmp

Download
memory/1396-147-0x0000000000400000-0x0000000000AE5000-memory.dmp

Filesize
6.9MB

Download
memory/1396-146-0x0000000000CD0000-0x0000000000CEF000-memory.dmp

Filesize
124KB

Download
memory/1688-134-0x0000000000400000-0x0000000000AE5000-memory.dmp

Filesize
6.9MB

Download
memory/1688-141-0x0000000000400000-0x0000000000AE5000-memory.dmp

Filesize
6.9MB

Download
memory/1688-140-0x0000000000C9D000-0x0000000000CBC000-memory.dmp

Filesize
124KB

Download
memory/1688-133-0x0000000002830000-0x000000000286E000-memory.dmp

Filesize
248KB

Download
memory/1688-132-0x0000000000C9D000-0x0000000000CBC000-memory.dmp

Filesize
124KB

Download
memory/2000-153-0x0000000000400000-0x0000000000AE5000-memory.dmp

Filesize
6.9MB

Download
memory/2000-152-0x0000000000CA0000-0x0000000000CBF000-memory.dmp

Filesize
124KB

Download
memory/3468-143-0x0000000000EDC000-0x0000000000EFB000-memory.dmp

Filesize
124KB

Download
memory/3468-135-0x0000000000000000-mapping.dmp

Download
memory/3468-138-0x0000000000EDC000-0x0000000000EFB000-memory.dmp

Filesize
124KB

Download
memory/3468-139-0x0000000000400000-0x0000000000AE5000-memory.dmp

Filesize
6.9MB

Download
memory/3468-144-0x0000000000400000-0x0000000000AE5000-memory.dmp

Filesize
6.9MB

Download
memory/3628-142-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads