amadey | c5193831b8213553f51767e00d377b0ac83dc51811a3d17bdc207599900a8a16

General

Target

c5193831b8213553f51767e00d377b0ac83dc51811a3d17bdc207599900a8a16.exe
Size

206KB
MD5

0799af8b2a64ae893d55e783cabc046c
SHA1

a85db9123e672d31f6200988f51fbc03b353725a
SHA256

c5193831b8213553f51767e00d377b0ac83dc51811a3d17bdc207599900a8a16
SHA512

32054f92ac432c18ba69e51c2e9a770abdae4944cd2bdbaa48f19b79849b09fe8faf6ea88a999c63e8dff9a0cc390022cb2d0d4d9b71a7818fc11049d012fa10
SSDEEP

3072:M7N9Ix/tp8aia5NjgG6AGulANKzq83Noyg0WDe9eXRr4o9KmWm7li:49ub8a7nUoldoyP6Dhr4CKmWAA

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

98 1280 rundll32.exe
Downloads MZ/PE file
Executes dropped EXE 4 IoCs

Processes:

gntuud.exegntuud.exegntuud.exegntuud.exe

pid process

212 gntuud.exe
4384 gntuud.exe
5068 gntuud.exe
3416 gntuud.exe

flow	pid	process
98	1280	rundll32.exe

pid	process
212	gntuud.exe
4384	gntuud.exe
5068	gntuud.exe
3416	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:

c5193831b8213553f51767e00d377b0ac83dc51811a3d17bdc207599900a8a16.exegntuud.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Control Panel\International\Geo\Nation	c5193831b8213553f51767e00d377b0ac83dc51811a3d17bdc207599900a8a16.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

1280 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
1280	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 4 IoCs

Processes:

WerFault.exeWerFault.exeWerFault.exeWerFault.exe

pid	pid_target	process	target process
3636	1700	WerFault.exe	c5193831b8213553f51767e00d377b0ac83dc51811a3d17bdc207599900a8a16.exe
1364	4384	WerFault.exe	gntuud.exe
4016	5068	WerFault.exe	gntuud.exe
2592	3416	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

2648 schtasks.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

rundll32.exe

pid process

1280 rundll32.exe
1280 rundll32.exe
1280 rundll32.exe
1280 rundll32.exe

pid	process
2648	schtasks.exe

pid	process
1280	rundll32.exe
1280	rundll32.exe
1280	rundll32.exe
1280	rundll32.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

c5193831b8213553f51767e00d377b0ac83dc51811a3d17bdc207599900a8a16.exegntuud.exe

description	pid	process	target process
PID 1700 wrote to memory of 212	1700	c5193831b8213553f51767e00d377b0ac83dc51811a3d17bdc207599900a8a16.exe	gntuud.exe
PID 1700 wrote to memory of 212	1700	c5193831b8213553f51767e00d377b0ac83dc51811a3d17bdc207599900a8a16.exe	gntuud.exe
PID 1700 wrote to memory of 212	1700	c5193831b8213553f51767e00d377b0ac83dc51811a3d17bdc207599900a8a16.exe	gntuud.exe
PID 212 wrote to memory of 2648	212	gntuud.exe	schtasks.exe
PID 212 wrote to memory of 2648	212	gntuud.exe	schtasks.exe
PID 212 wrote to memory of 2648	212	gntuud.exe	schtasks.exe
PID 212 wrote to memory of 1280	212	gntuud.exe	rundll32.exe
PID 212 wrote to memory of 1280	212	gntuud.exe	rundll32.exe
PID 212 wrote to memory of 1280	212	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\c5193831b8213553f51767e00d377b0ac83dc51811a3d17bdc207599900a8a16.exe
"C:\Users\Admin\AppData\Local\Temp\c5193831b8213553f51767e00d377b0ac83dc51811a3d17bdc207599900a8a16.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1700

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:212

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:2648

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:1280

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1700 -s 1144
2⤵
- Program crash
PID:3636

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 1700 -ip 1700
1⤵
PID:116

C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
1⤵
- Executes dropped EXE
PID:4384

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4384 -s 424
2⤵
- Program crash
PID:1364

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 548 -p 4384 -ip 4384
1⤵
PID:4644

C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
1⤵
- Executes dropped EXE
PID:5068

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 5068 -s 420
2⤵
- Program crash
PID:4016

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 600 -p 5068 -ip 5068
1⤵
PID:2692

C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
1⤵
- Executes dropped EXE
PID:3416

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3416 -s 416
2⤵
- Program crash
PID:2592

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 608 -p 3416 -ip 3416
1⤵
PID:1836

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
206KB

MD5
0799af8b2a64ae893d55e783cabc046c

SHA1
a85db9123e672d31f6200988f51fbc03b353725a

SHA256
c5193831b8213553f51767e00d377b0ac83dc51811a3d17bdc207599900a8a16

SHA512
32054f92ac432c18ba69e51c2e9a770abdae4944cd2bdbaa48f19b79849b09fe8faf6ea88a999c63e8dff9a0cc390022cb2d0d4d9b71a7818fc11049d012fa10

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

MD5
0799af8b2a64ae893d55e783cabc046c

SHA1
a85db9123e672d31f6200988f51fbc03b353725a

SHA256
c5193831b8213553f51767e00d377b0ac83dc51811a3d17bdc207599900a8a16

SHA512
32054f92ac432c18ba69e51c2e9a770abdae4944cd2bdbaa48f19b79849b09fe8faf6ea88a999c63e8dff9a0cc390022cb2d0d4d9b71a7818fc11049d012fa10

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

MD5
0799af8b2a64ae893d55e783cabc046c

SHA1
a85db9123e672d31f6200988f51fbc03b353725a

SHA256
c5193831b8213553f51767e00d377b0ac83dc51811a3d17bdc207599900a8a16

SHA512
32054f92ac432c18ba69e51c2e9a770abdae4944cd2bdbaa48f19b79849b09fe8faf6ea88a999c63e8dff9a0cc390022cb2d0d4d9b71a7818fc11049d012fa10

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

MD5
0799af8b2a64ae893d55e783cabc046c

SHA1
a85db9123e672d31f6200988f51fbc03b353725a

SHA256
c5193831b8213553f51767e00d377b0ac83dc51811a3d17bdc207599900a8a16

SHA512
32054f92ac432c18ba69e51c2e9a770abdae4944cd2bdbaa48f19b79849b09fe8faf6ea88a999c63e8dff9a0cc390022cb2d0d4d9b71a7818fc11049d012fa10

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

MD5
0799af8b2a64ae893d55e783cabc046c

SHA1
a85db9123e672d31f6200988f51fbc03b353725a

SHA256
c5193831b8213553f51767e00d377b0ac83dc51811a3d17bdc207599900a8a16

SHA512
32054f92ac432c18ba69e51c2e9a770abdae4944cd2bdbaa48f19b79849b09fe8faf6ea88a999c63e8dff9a0cc390022cb2d0d4d9b71a7818fc11049d012fa10

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/212-144-0x0000000000400000-0x0000000000AE5000-memory.dmp

Filesize
6.9MB

Download
memory/212-139-0x0000000000B88000-0x0000000000BA7000-memory.dmp

Filesize
124KB

Download
memory/212-135-0x0000000000000000-mapping.dmp

Download
memory/212-143-0x0000000000B88000-0x0000000000BA7000-memory.dmp

Filesize
124KB

Download
memory/212-140-0x0000000000400000-0x0000000000AE5000-memory.dmp

Filesize
6.9MB

Download
memory/1280-148-0x0000000000000000-mapping.dmp

Download
memory/1700-132-0x0000000000B88000-0x0000000000BA7000-memory.dmp

Filesize
124KB

Download
memory/1700-142-0x0000000000400000-0x0000000000AE5000-memory.dmp

Filesize
6.9MB

Download
memory/1700-141-0x0000000000B88000-0x0000000000BA7000-memory.dmp

Filesize
124KB

Download
memory/1700-134-0x0000000000400000-0x0000000000AE5000-memory.dmp

Filesize
6.9MB

Download
memory/1700-133-0x00000000026E0000-0x000000000271E000-memory.dmp

Filesize
248KB

Download
memory/2648-138-0x0000000000000000-mapping.dmp

Download
memory/3416-155-0x0000000000E1C000-0x0000000000E3B000-memory.dmp

Filesize
124KB

Download
memory/3416-156-0x0000000000400000-0x0000000000AE5000-memory.dmp

Filesize
6.9MB

Download
memory/4384-146-0x0000000000D8C000-0x0000000000DAB000-memory.dmp

Filesize
124KB

Download
memory/4384-147-0x0000000000400000-0x0000000000AE5000-memory.dmp

Filesize
6.9MB

Download
memory/5068-152-0x0000000000E3C000-0x0000000000E5B000-memory.dmp

Filesize
124KB

Download
memory/5068-153-0x0000000000400000-0x0000000000AE5000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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