amadey | 15a925076bfe22876522e2042abc851c01a70ec4eff001caf63241f68a87c5f1

General

Target

file.exe
Size

208KB
MD5

3e21f9049be03c7dd0bb1d9b18f38e89
SHA1

e66aecadddce4cfd1188fbef5c46345dd9216604
SHA256

15a925076bfe22876522e2042abc851c01a70ec4eff001caf63241f68a87c5f1
SHA512

bf1b6dcc9d783e3e67e0f33ea67dbb8d33a8544b9ee813eb27b2ef3902c3644e11c590c31db7ed29baa1ac8278f5ef21bcdab93ecf26d0b9ec653c0c7b734f47
SSDEEP

3072:+PdWwqAPIilDvJOXW5QUuk6fPL3o8xmmX0RCNdkjwx3PxFJV9qcZFI6NP:0+cbJODeshxl08DRxfxFRhZFnt

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 4 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
C:\Users\Admin\AppData\Roaming\56a1c3d463f381\cred64.dll	amadey_cred_module
behavioral2/memory/1820-152-0x0000000000860000-0x0000000000884000-memory.dmp	amadey_cred_module

Blocklisted process makes network request 1 IoCs

Processes:

rundll32.exe

flow pid process

40 1820 rundll32.exe
Downloads MZ/PE file
Executes dropped EXE 3 IoCs

Processes:

gntuud.exegntuud.exegntuud.exe

pid process

4344 gntuud.exe
852 gntuud.exe
4184 gntuud.exe

flow	pid	process
40	1820	rundll32.exe

pid	process
4344	gntuud.exe
852	gntuud.exe
4184	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-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation	gntuud.exe
Key value queried	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation	file.exe

Loads dropped DLL 2 IoCs

Processes:

rundll32.exe

pid process

1820 rundll32.exe
1820 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
1820	rundll32.exe
1820	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-1-5-21-929662420-1054238289-2961194603-1000\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

4276 2368 WerFault.exe file.exe
1436 852 WerFault.exe gntuud.exe
2340 4184 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

1504 schtasks.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

rundll32.exe

pid process

1820 rundll32.exe
1820 rundll32.exe
1820 rundll32.exe
1820 rundll32.exe

pid	pid_target	process	target process
4276	2368	WerFault.exe	file.exe
1436	852	WerFault.exe	gntuud.exe
2340	4184	WerFault.exe	gntuud.exe

pid	process
1504	schtasks.exe

pid	process
1820	rundll32.exe
1820	rundll32.exe
1820	rundll32.exe
1820	rundll32.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

file.exegntuud.exe

description	pid	process	target process
PID 2368 wrote to memory of 4344	2368	file.exe	gntuud.exe
PID 2368 wrote to memory of 4344	2368	file.exe	gntuud.exe
PID 2368 wrote to memory of 4344	2368	file.exe	gntuud.exe
PID 4344 wrote to memory of 1504	4344	gntuud.exe	schtasks.exe
PID 4344 wrote to memory of 1504	4344	gntuud.exe	schtasks.exe
PID 4344 wrote to memory of 1504	4344	gntuud.exe	schtasks.exe
PID 4344 wrote to memory of 1820	4344	gntuud.exe	rundll32.exe
PID 4344 wrote to memory of 1820	4344	gntuud.exe	rundll32.exe
PID 4344 wrote to memory of 1820	4344	gntuud.exe	rundll32.exe

outlook_win_path 1 IoCs

Processes:

rundll32.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\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:2368

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:4344

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:1504

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:1820

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2368 -s 1136
2⤵
- Program crash
PID:4276

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 2368 -ip 2368
1⤵
PID:648

C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
1⤵
- Executes dropped EXE
PID:852

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 852 -s 420
2⤵
- Program crash
PID:1436

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 852 -ip 852
1⤵
PID:4632

C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
1⤵
- Executes dropped EXE
PID:4184

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4184 -s 420
2⤵
- Program crash
PID:2340

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 384 -p 4184 -ip 4184
1⤵
PID:3260

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
Filesize
208KB

MD5
3e21f9049be03c7dd0bb1d9b18f38e89

SHA1
e66aecadddce4cfd1188fbef5c46345dd9216604

SHA256
15a925076bfe22876522e2042abc851c01a70ec4eff001caf63241f68a87c5f1

SHA512
bf1b6dcc9d783e3e67e0f33ea67dbb8d33a8544b9ee813eb27b2ef3902c3644e11c590c31db7ed29baa1ac8278f5ef21bcdab93ecf26d0b9ec653c0c7b734f47

Download Submit
C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
Filesize
208KB

MD5
3e21f9049be03c7dd0bb1d9b18f38e89

SHA1
e66aecadddce4cfd1188fbef5c46345dd9216604

SHA256
15a925076bfe22876522e2042abc851c01a70ec4eff001caf63241f68a87c5f1

SHA512
bf1b6dcc9d783e3e67e0f33ea67dbb8d33a8544b9ee813eb27b2ef3902c3644e11c590c31db7ed29baa1ac8278f5ef21bcdab93ecf26d0b9ec653c0c7b734f47

Download Submit
C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
Filesize
208KB

MD5
3e21f9049be03c7dd0bb1d9b18f38e89

SHA1
e66aecadddce4cfd1188fbef5c46345dd9216604

SHA256
15a925076bfe22876522e2042abc851c01a70ec4eff001caf63241f68a87c5f1

SHA512
bf1b6dcc9d783e3e67e0f33ea67dbb8d33a8544b9ee813eb27b2ef3902c3644e11c590c31db7ed29baa1ac8278f5ef21bcdab93ecf26d0b9ec653c0c7b734f47

Download Submit
C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
Filesize
208KB

MD5
3e21f9049be03c7dd0bb1d9b18f38e89

SHA1
e66aecadddce4cfd1188fbef5c46345dd9216604

SHA256
15a925076bfe22876522e2042abc851c01a70ec4eff001caf63241f68a87c5f1

SHA512
bf1b6dcc9d783e3e67e0f33ea67dbb8d33a8544b9ee813eb27b2ef3902c3644e11c590c31db7ed29baa1ac8278f5ef21bcdab93ecf26d0b9ec653c0c7b734f47

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

MD5
adbaf286228c46522e50371c4be31a03

SHA1
a29d644c4663b2e2b2bd92046ba0df629537c297

SHA256
d3e9a3365f73a34e2dd9022a318abcc2c55af98bafb2dc302cbb55f5398bb9a0

SHA512
74a55cc8d8c3af54e5ba290a34b968918da994ea2d55b5f0d1f39e83cb9a39d73226227933c760b48f2e0bdb646f8243967517ef8202e02d88411d2d19ae217d

Download Submit
memory/852-147-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download
memory/852-146-0x000000000066F000-0x000000000068E000-memory.dmp

Filesize
124KB

Download
memory/1504-142-0x0000000000000000-mapping.dmp

Download
memory/1820-152-0x0000000000860000-0x0000000000884000-memory.dmp

Filesize
144KB

Download
memory/1820-148-0x0000000000000000-mapping.dmp

Download
memory/2368-141-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download
memory/2368-140-0x00000000004BD000-0x00000000004DC000-memory.dmp

Filesize
124KB

Download
memory/2368-132-0x00000000004BD000-0x00000000004DC000-memory.dmp

Filesize
124KB

Download
memory/2368-134-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download
memory/2368-133-0x00000000021D0000-0x000000000220E000-memory.dmp

Filesize
248KB

Download
memory/4184-154-0x000000000064F000-0x000000000066E000-memory.dmp

Filesize
124KB

Download
memory/4184-155-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download
memory/4344-138-0x00000000005CC000-0x00000000005EB000-memory.dmp

Filesize
124KB

Download
memory/4344-144-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download
memory/4344-143-0x00000000005CC000-0x00000000005EB000-memory.dmp

Filesize
124KB

Download
memory/4344-139-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download
memory/4344-135-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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