amadey | b1c15a59178bd6b2e621f9aef502e329f3bffdeffcdc0e8f16e808b2b91666df

General

Target

file.exe
Size

380KB
MD5

92b1303e8e81c503d90b4118d927e27f
SHA1

2249da32fd9faefdba7852cee1d82ed6e9fb8039
SHA256

b1c15a59178bd6b2e621f9aef502e329f3bffdeffcdc0e8f16e808b2b91666df
SHA512

0aa2628a1b744e3640e8231290660b0886561a439f12f8fbb68b557e4f84cd4eae6ecb8833abf374b7a8bef3e46c3f74913add1f67aa17f45a9ed6232526dac3
SSDEEP

6144:dXDiBP0cJURpxslD2mwRxJwXXDRVymlglAIG1PF:dXDiB3UbSlD2fRxJkT7yWgljG

Score

10^/10

amadey collection spyware stealer trojan

Malware Config

Extracted

Family

amadey

Version

3.50

C2

31.41.244.167/v7eWcjs/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
behavioral2/memory/3116-152-0x00000000008E0000-0x0000000000904000-memory.dmp	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

47 3116 rundll32.exe
Downloads MZ/PE file
Executes dropped EXE 3 IoCs

Processes:

gntuud.exegntuud.exegntuud.exe

pid process

4912 gntuud.exe
208 gntuud.exe
4640 gntuud.exe

flow	pid	process
47	3116	rundll32.exe

pid	process
4912	gntuud.exe
208	gntuud.exe
4640	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 2 IoCs

Processes:

rundll32.exe

pid process

3116 rundll32.exe
3116 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
3116	rundll32.exe
3116	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 3 IoCs

Processes:

WerFault.exeWerFault.exeWerFault.exe

pid pid_target process target process

4160 2720 WerFault.exe file.exe
700 208 WerFault.exe gntuud.exe
3316 4640 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

5100 schtasks.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

rundll32.exe

pid process

3116 rundll32.exe
3116 rundll32.exe
3116 rundll32.exe
3116 rundll32.exe

pid	pid_target	process	target process
4160	2720	WerFault.exe	file.exe
700	208	WerFault.exe	gntuud.exe
3316	4640	WerFault.exe	gntuud.exe

pid	process
5100	schtasks.exe

pid	process
3116	rundll32.exe
3116	rundll32.exe
3116	rundll32.exe
3116	rundll32.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

file.exegntuud.exe

description	pid	process	target process
PID 2720 wrote to memory of 4912	2720	file.exe	gntuud.exe
PID 2720 wrote to memory of 4912	2720	file.exe	gntuud.exe
PID 2720 wrote to memory of 4912	2720	file.exe	gntuud.exe
PID 4912 wrote to memory of 5100	4912	gntuud.exe	schtasks.exe
PID 4912 wrote to memory of 5100	4912	gntuud.exe	schtasks.exe
PID 4912 wrote to memory of 5100	4912	gntuud.exe	schtasks.exe
PID 4912 wrote to memory of 3116	4912	gntuud.exe	rundll32.exe
PID 4912 wrote to memory of 3116	4912	gntuud.exe	rundll32.exe
PID 4912 wrote to memory of 3116	4912	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:2720

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:4912

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:5100

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:3116

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2720 -s 1140
2⤵
- Program crash
PID:4160

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 2720 -ip 2720
1⤵
PID:4228

C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
1⤵
- Executes dropped EXE
PID:208

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 208 -s 416
2⤵
- Program crash
PID:700

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 208 -ip 208
1⤵
PID:964

C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
1⤵
- Executes dropped EXE
PID:4640

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4640 -s 420
2⤵
- Program crash
PID:3316

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 556 -p 4640 -ip 4640
1⤵
PID:2592

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
380KB

MD5
92b1303e8e81c503d90b4118d927e27f

SHA1
2249da32fd9faefdba7852cee1d82ed6e9fb8039

SHA256
b1c15a59178bd6b2e621f9aef502e329f3bffdeffcdc0e8f16e808b2b91666df

SHA512
0aa2628a1b744e3640e8231290660b0886561a439f12f8fbb68b557e4f84cd4eae6ecb8833abf374b7a8bef3e46c3f74913add1f67aa17f45a9ed6232526dac3

Download Submit
C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
Filesize
380KB

MD5
92b1303e8e81c503d90b4118d927e27f

SHA1
2249da32fd9faefdba7852cee1d82ed6e9fb8039

SHA256
b1c15a59178bd6b2e621f9aef502e329f3bffdeffcdc0e8f16e808b2b91666df

SHA512
0aa2628a1b744e3640e8231290660b0886561a439f12f8fbb68b557e4f84cd4eae6ecb8833abf374b7a8bef3e46c3f74913add1f67aa17f45a9ed6232526dac3

Download Submit
C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
Filesize
380KB

MD5
92b1303e8e81c503d90b4118d927e27f

SHA1
2249da32fd9faefdba7852cee1d82ed6e9fb8039

SHA256
b1c15a59178bd6b2e621f9aef502e329f3bffdeffcdc0e8f16e808b2b91666df

SHA512
0aa2628a1b744e3640e8231290660b0886561a439f12f8fbb68b557e4f84cd4eae6ecb8833abf374b7a8bef3e46c3f74913add1f67aa17f45a9ed6232526dac3

Download Submit
C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
Filesize
380KB

MD5
92b1303e8e81c503d90b4118d927e27f

SHA1
2249da32fd9faefdba7852cee1d82ed6e9fb8039

SHA256
b1c15a59178bd6b2e621f9aef502e329f3bffdeffcdc0e8f16e808b2b91666df

SHA512
0aa2628a1b744e3640e8231290660b0886561a439f12f8fbb68b557e4f84cd4eae6ecb8833abf374b7a8bef3e46c3f74913add1f67aa17f45a9ed6232526dac3

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

MD5
aebf8cd9ea982decded5ee6f3777c6d7

SHA1
406e723158cd5697503d1d04839d3bc7a5051603

SHA256
104af593683398f0980f2c86e6513b8c1b7dededc1f924d4693ad92410d51a62

SHA512
f28fbb9b155348a6aca1105abf6f88640bb68374c07e023a7c9e06577006002d09b53b7629923c2486d7e9811f7254a296d19e566940077431e5089b06a13981

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

MD5
aebf8cd9ea982decded5ee6f3777c6d7

SHA1
406e723158cd5697503d1d04839d3bc7a5051603

SHA256
104af593683398f0980f2c86e6513b8c1b7dededc1f924d4693ad92410d51a62

SHA512
f28fbb9b155348a6aca1105abf6f88640bb68374c07e023a7c9e06577006002d09b53b7629923c2486d7e9811f7254a296d19e566940077431e5089b06a13981

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

MD5
aebf8cd9ea982decded5ee6f3777c6d7

SHA1
406e723158cd5697503d1d04839d3bc7a5051603

SHA256
104af593683398f0980f2c86e6513b8c1b7dededc1f924d4693ad92410d51a62

SHA512
f28fbb9b155348a6aca1105abf6f88640bb68374c07e023a7c9e06577006002d09b53b7629923c2486d7e9811f7254a296d19e566940077431e5089b06a13981

Download Submit
memory/208-147-0x0000000000400000-0x0000000000464000-memory.dmp

Filesize
400KB

Download
memory/208-146-0x000000000082A000-0x0000000000849000-memory.dmp

Filesize
124KB

Download
memory/2720-138-0x00000000006B7000-0x00000000006D6000-memory.dmp

Filesize
124KB

Download
memory/2720-139-0x00000000008A0000-0x00000000008DE000-memory.dmp

Filesize
248KB

Download
memory/2720-133-0x00000000008A0000-0x00000000008DE000-memory.dmp

Filesize
248KB

Download
memory/2720-134-0x0000000000400000-0x0000000000464000-memory.dmp

Filesize
400KB

Download
memory/2720-132-0x00000000006B7000-0x00000000006D6000-memory.dmp

Filesize
124KB

Download
memory/2720-140-0x0000000000400000-0x0000000000464000-memory.dmp

Filesize
400KB

Download
memory/3116-152-0x00000000008E0000-0x0000000000904000-memory.dmp

Filesize
144KB

Download
memory/3116-148-0x0000000000000000-mapping.dmp

Download
memory/4640-154-0x00000000007AA000-0x00000000007C9000-memory.dmp

Filesize
124KB

Download
memory/4640-155-0x0000000000400000-0x0000000000464000-memory.dmp

Filesize
400KB

Download
memory/4912-141-0x0000000000576000-0x0000000000595000-memory.dmp

Filesize
124KB

Download
memory/4912-135-0x0000000000000000-mapping.dmp

Download
memory/4912-142-0x0000000000400000-0x0000000000464000-memory.dmp

Filesize
400KB

Download
memory/4912-143-0x0000000000576000-0x0000000000595000-memory.dmp

Filesize
124KB

Download
memory/5100-144-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads