amadey | 8a75eb40f565ba16ea141ad0473315253ac17c6368ce59506ff6532f219181d1

General

Target

file.exe
Size

206KB
MD5

fa88feb7e83019914c5bc21121a3dca5
SHA1

d28d4f68b6d7d91063cae67f5cb950e0bf2bb085
SHA256

8a75eb40f565ba16ea141ad0473315253ac17c6368ce59506ff6532f219181d1
SHA512

d2925f553cd10be8e185d53fb7490467594d5552fc3ed3ad2eaf5fa9069dd95b3d2de34ce17dbc541c545a0d0aca694c1b31b9a3ac60ab60bc27f838504d7191
SSDEEP

3072:FQ2RgCKWIEFKWv5gv7kNIxzGTPBCasbPOP/9BD2sbgnjd5:nWCKWIEgD7kNItjaszOH9M7j

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

34 1376 rundll32.exe
Downloads MZ/PE file
Executes dropped EXE 4 IoCs

Processes:

gntuud.exegntuud.exegntuud.exegntuud.exe

pid process

4952 gntuud.exe
1984 gntuud.exe
100 gntuud.exe
3532 gntuud.exe

flow	pid	process
34	1376	rundll32.exe

pid	process
4952	gntuud.exe
1984	gntuud.exe
100	gntuud.exe
3532	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-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation	file.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation	gntuud.exe

Loads dropped DLL 1 IoCs

Processes:

rundll32.exe

pid process

1376 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
1376	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-1-5-21-2629973501-4017243118-3254762364-1000\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 4 IoCs

Processes:

WerFault.exeWerFault.exeWerFault.exeWerFault.exe

pid	pid_target	process	target process
3480	916	WerFault.exe	file.exe
4672	1984	WerFault.exe	gntuud.exe
1744	100	WerFault.exe	gntuud.exe
4608	3532	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

528 schtasks.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

rundll32.exe

pid process

1376 rundll32.exe
1376 rundll32.exe
1376 rundll32.exe
1376 rundll32.exe

pid	process
528	schtasks.exe

pid	process
1376	rundll32.exe
1376	rundll32.exe
1376	rundll32.exe
1376	rundll32.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

file.exegntuud.exe

description	pid	process	target process
PID 916 wrote to memory of 4952	916	file.exe	gntuud.exe
PID 916 wrote to memory of 4952	916	file.exe	gntuud.exe
PID 916 wrote to memory of 4952	916	file.exe	gntuud.exe
PID 4952 wrote to memory of 528	4952	gntuud.exe	schtasks.exe
PID 4952 wrote to memory of 528	4952	gntuud.exe	schtasks.exe
PID 4952 wrote to memory of 528	4952	gntuud.exe	schtasks.exe
PID 4952 wrote to memory of 1376	4952	gntuud.exe	rundll32.exe
PID 4952 wrote to memory of 1376	4952	gntuud.exe	rundll32.exe
PID 4952 wrote to memory of 1376	4952	gntuud.exe	rundll32.exe

outlook_win_path 1 IoCs

Processes:

rundll32.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\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:916

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:4952

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:528

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:1376

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 916 -s 1140
2⤵
- Program crash
PID:3480

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 916 -ip 916
1⤵
PID:3676

C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
1⤵
- Executes dropped EXE
PID:1984

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1984 -s 420
2⤵
- Program crash
PID:4672

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 544 -p 1984 -ip 1984
1⤵
PID:1080

C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
1⤵
- Executes dropped EXE
PID:100

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 100 -s 416
2⤵
- Program crash
PID:1744

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 100 -ip 100
1⤵
PID:4900

C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
1⤵
- Executes dropped EXE
PID:3532

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3532 -s 424
2⤵
- Program crash
PID:4608

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 564 -p 3532 -ip 3532
1⤵
PID:1904

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
Filesize
206KB

MD5
fa88feb7e83019914c5bc21121a3dca5

SHA1
d28d4f68b6d7d91063cae67f5cb950e0bf2bb085

SHA256
8a75eb40f565ba16ea141ad0473315253ac17c6368ce59506ff6532f219181d1

SHA512
d2925f553cd10be8e185d53fb7490467594d5552fc3ed3ad2eaf5fa9069dd95b3d2de34ce17dbc541c545a0d0aca694c1b31b9a3ac60ab60bc27f838504d7191

Download Submit
C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
Filesize
206KB

MD5
fa88feb7e83019914c5bc21121a3dca5

SHA1
d28d4f68b6d7d91063cae67f5cb950e0bf2bb085

SHA256
8a75eb40f565ba16ea141ad0473315253ac17c6368ce59506ff6532f219181d1

SHA512
d2925f553cd10be8e185d53fb7490467594d5552fc3ed3ad2eaf5fa9069dd95b3d2de34ce17dbc541c545a0d0aca694c1b31b9a3ac60ab60bc27f838504d7191

Download Submit
C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
Filesize
206KB

MD5
fa88feb7e83019914c5bc21121a3dca5

SHA1
d28d4f68b6d7d91063cae67f5cb950e0bf2bb085

SHA256
8a75eb40f565ba16ea141ad0473315253ac17c6368ce59506ff6532f219181d1

SHA512
d2925f553cd10be8e185d53fb7490467594d5552fc3ed3ad2eaf5fa9069dd95b3d2de34ce17dbc541c545a0d0aca694c1b31b9a3ac60ab60bc27f838504d7191

Download Submit
C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
Filesize
206KB

MD5
fa88feb7e83019914c5bc21121a3dca5

SHA1
d28d4f68b6d7d91063cae67f5cb950e0bf2bb085

SHA256
8a75eb40f565ba16ea141ad0473315253ac17c6368ce59506ff6532f219181d1

SHA512
d2925f553cd10be8e185d53fb7490467594d5552fc3ed3ad2eaf5fa9069dd95b3d2de34ce17dbc541c545a0d0aca694c1b31b9a3ac60ab60bc27f838504d7191

Download Submit
C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
Filesize
206KB

MD5
fa88feb7e83019914c5bc21121a3dca5

SHA1
d28d4f68b6d7d91063cae67f5cb950e0bf2bb085

SHA256
8a75eb40f565ba16ea141ad0473315253ac17c6368ce59506ff6532f219181d1

SHA512
d2925f553cd10be8e185d53fb7490467594d5552fc3ed3ad2eaf5fa9069dd95b3d2de34ce17dbc541c545a0d0aca694c1b31b9a3ac60ab60bc27f838504d7191

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/100-151-0x0000000000400000-0x0000000000AE5000-memory.dmp

Filesize
6.9MB

Download
memory/100-150-0x0000000000DC0000-0x0000000000DDF000-memory.dmp

Filesize
124KB

Download
memory/528-138-0x0000000000000000-mapping.dmp

Download
memory/916-142-0x0000000000400000-0x0000000000AE5000-memory.dmp

Filesize
6.9MB

Download
memory/916-132-0x0000000000E2D000-0x0000000000E4C000-memory.dmp

Filesize
124KB

Download
memory/916-141-0x0000000000E2D000-0x0000000000E4C000-memory.dmp

Filesize
124KB

Download
memory/916-134-0x0000000000400000-0x0000000000AE5000-memory.dmp

Filesize
6.9MB

Download
memory/916-133-0x0000000000D80000-0x0000000000DBE000-memory.dmp

Filesize
248KB

Download
memory/1376-146-0x0000000000000000-mapping.dmp

Download
memory/1984-144-0x0000000000D80000-0x0000000000D9F000-memory.dmp

Filesize
124KB

Download
memory/1984-145-0x0000000000400000-0x0000000000AE5000-memory.dmp

Filesize
6.9MB

Download
memory/3532-153-0x0000000000E50000-0x0000000000E6F000-memory.dmp

Filesize
124KB

Download
memory/3532-154-0x0000000000400000-0x0000000000AE5000-memory.dmp

Filesize
6.9MB

Download
memory/4952-135-0x0000000000000000-mapping.dmp

Download
memory/4952-140-0x0000000000400000-0x0000000000AE5000-memory.dmp

Filesize
6.9MB

Download
memory/4952-139-0x0000000000D3C000-0x0000000000D5B000-memory.dmp

Filesize
124KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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