amadey | 13fcb569d65ffececf86c77de7f1fd70530f62f2dd5d9c73c6cbbc9209c7a295

General

Target

file.exe
Size

209KB
MD5

f861eb21b7f4ea00514dbd1c2a1c1e72
SHA1

9f3bc8f4994211229439dddcadb1f38d20e3efa4
SHA256

13fcb569d65ffececf86c77de7f1fd70530f62f2dd5d9c73c6cbbc9209c7a295
SHA512

bbeef6bba5fa3d263d3af27954df4540f590361225e1aba74b10e8e8a2c7499b403ca2e3be45ed1c43027e8f3231e46d4a33fcb5805ccf4f5c35874b823e4276
SSDEEP

3072:jNlAXdLKjsTFRE5+tjFy/uf1P499f3l/sCZGulZW/0wEXrQSKHZG0QsXn1rZaXJu:vSMgFG/ddNfW/0wZky19aZyz3

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

66 3460 rundll32.exe
Downloads MZ/PE file
Executes dropped EXE 3 IoCs

Processes:

gntuud.exegntuud.exegntuud.exe

pid process

4896 gntuud.exe
3504 gntuud.exe
4088 gntuud.exe

flow	pid	process
66	3460	rundll32.exe

pid	process
4896	gntuud.exe
3504	gntuud.exe
4088	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-1-5-21-4246620582-653642754-1174164128-1000\Control Panel\International\Geo\Nation	file.exe
Key value queried	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Control Panel\International\Geo\Nation	gntuud.exe

Loads dropped DLL 1 IoCs

Processes:

rundll32.exe

pid process

3460 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
3460	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-1-5-21-4246620582-653642754-1174164128-1000\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

4760 3388 WerFault.exe file.exe
4524 3504 WerFault.exe gntuud.exe
312 4088 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

2352 schtasks.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

rundll32.exe

pid process

3460 rundll32.exe
3460 rundll32.exe
3460 rundll32.exe
3460 rundll32.exe

pid	pid_target	process	target process
4760	3388	WerFault.exe	file.exe
4524	3504	WerFault.exe	gntuud.exe
312	4088	WerFault.exe	gntuud.exe

pid	process
2352	schtasks.exe

pid	process
3460	rundll32.exe
3460	rundll32.exe
3460	rundll32.exe
3460	rundll32.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

file.exegntuud.exe

description	pid	process	target process
PID 3388 wrote to memory of 4896	3388	file.exe	gntuud.exe
PID 3388 wrote to memory of 4896	3388	file.exe	gntuud.exe
PID 3388 wrote to memory of 4896	3388	file.exe	gntuud.exe
PID 4896 wrote to memory of 2352	4896	gntuud.exe	schtasks.exe
PID 4896 wrote to memory of 2352	4896	gntuud.exe	schtasks.exe
PID 4896 wrote to memory of 2352	4896	gntuud.exe	schtasks.exe
PID 4896 wrote to memory of 3460	4896	gntuud.exe	rundll32.exe
PID 4896 wrote to memory of 3460	4896	gntuud.exe	rundll32.exe
PID 4896 wrote to memory of 3460	4896	gntuud.exe	rundll32.exe

outlook_win_path 1 IoCs

Processes:

rundll32.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\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:3388

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:4896

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:2352

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:3460

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3388 -s 908
2⤵
- Program crash
PID:4760

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 3388 -ip 3388
1⤵
PID:3584

C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
1⤵
- Executes dropped EXE
PID:3504

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3504 -s 420
2⤵
- Program crash
PID:4524

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 556 -p 3504 -ip 3504
1⤵
PID:2060

C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
1⤵
- Executes dropped EXE
PID:4088

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4088 -s 420
2⤵
- Program crash
PID:312

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 548 -p 4088 -ip 4088
1⤵
PID:4300

Network

MITRE ATT&CK Matrix ATT&CK 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

1

T1005

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
Filesize
209KB

MD5
f861eb21b7f4ea00514dbd1c2a1c1e72

SHA1
9f3bc8f4994211229439dddcadb1f38d20e3efa4

SHA256
13fcb569d65ffececf86c77de7f1fd70530f62f2dd5d9c73c6cbbc9209c7a295

SHA512
bbeef6bba5fa3d263d3af27954df4540f590361225e1aba74b10e8e8a2c7499b403ca2e3be45ed1c43027e8f3231e46d4a33fcb5805ccf4f5c35874b823e4276

Download Submit
C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
Filesize
209KB

MD5
f861eb21b7f4ea00514dbd1c2a1c1e72

SHA1
9f3bc8f4994211229439dddcadb1f38d20e3efa4

SHA256
13fcb569d65ffececf86c77de7f1fd70530f62f2dd5d9c73c6cbbc9209c7a295

SHA512
bbeef6bba5fa3d263d3af27954df4540f590361225e1aba74b10e8e8a2c7499b403ca2e3be45ed1c43027e8f3231e46d4a33fcb5805ccf4f5c35874b823e4276

Download Submit
C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
Filesize
209KB

MD5
f861eb21b7f4ea00514dbd1c2a1c1e72

SHA1
9f3bc8f4994211229439dddcadb1f38d20e3efa4

SHA256
13fcb569d65ffececf86c77de7f1fd70530f62f2dd5d9c73c6cbbc9209c7a295

SHA512
bbeef6bba5fa3d263d3af27954df4540f590361225e1aba74b10e8e8a2c7499b403ca2e3be45ed1c43027e8f3231e46d4a33fcb5805ccf4f5c35874b823e4276

Download Submit
C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
Filesize
209KB

MD5
f861eb21b7f4ea00514dbd1c2a1c1e72

SHA1
9f3bc8f4994211229439dddcadb1f38d20e3efa4

SHA256
13fcb569d65ffececf86c77de7f1fd70530f62f2dd5d9c73c6cbbc9209c7a295

SHA512
bbeef6bba5fa3d263d3af27954df4540f590361225e1aba74b10e8e8a2c7499b403ca2e3be45ed1c43027e8f3231e46d4a33fcb5805ccf4f5c35874b823e4276

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/2352-142-0x0000000000000000-mapping.dmp

Download
memory/3388-138-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download
memory/3388-133-0x00000000021D0000-0x000000000220E000-memory.dmp

Filesize
248KB

Download
memory/3388-134-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download
memory/3388-132-0x00000000007BD000-0x00000000007DC000-memory.dmp

Filesize
124KB

Download
memory/3388-149-0x00000000007BD000-0x00000000007DC000-memory.dmp

Filesize
124KB

Download
memory/3460-148-0x0000000000000000-mapping.dmp

Download
memory/3504-147-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download
memory/3504-146-0x00000000006FF000-0x000000000071E000-memory.dmp

Filesize
124KB

Download
memory/4088-153-0x000000000065F000-0x000000000067E000-memory.dmp

Filesize
124KB

Download
memory/4088-154-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download
memory/4896-139-0x00000000006CC000-0x00000000006EB000-memory.dmp

Filesize
124KB

Download
memory/4896-144-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download
memory/4896-143-0x00000000006CC000-0x00000000006EB000-memory.dmp

Filesize
124KB

Download
memory/4896-135-0x0000000000000000-mapping.dmp

Download
memory/4896-141-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download
memory/4896-140-0x00000000004F0000-0x000000000052E000-memory.dmp

Filesize
248KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads