amadey | 2a77917f57a08fa5a935003dc71b1f82d13ec9000486006c9dc2e7cc3cb971d4

General

Target

2a77917f57a08fa5a935003dc71b1f82d13ec9000486006c9dc2e7cc3cb971d4.exe
Size

205KB
MD5

72a850ada8fcec699d6a0303642306f6
SHA1

65ec94dc7a0c51f2fb2600cb04c7f8fceef03d37
SHA256

2a77917f57a08fa5a935003dc71b1f82d13ec9000486006c9dc2e7cc3cb971d4
SHA512

5a416f3f15d7a41e32e4aca44d2beba673084b95bf86c90cfef2e9d224cfc8fb9ab7b2a14fc849fed0d3196fe5e7fefb66ef324194d78a5c1b1d75616336bbea
SSDEEP

3072:CYM9bmaFPDXbh5exdKjNyTZybzhWSGEVCEKRZMHPjUCkD5KwNCwUNmvpX+snId/V:oJDXj6y3YSzwEsiUCkDEQCEvZnId/

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

84 4048 rundll32.exe
Downloads MZ/PE file
Executes dropped EXE 2 IoCs

Processes:

gntuud.exegntuud.exe

pid process

2556 gntuud.exe
968 gntuud.exe

flow	pid	process
84	4048	rundll32.exe

pid	process
2556	gntuud.exe
968	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:

2a77917f57a08fa5a935003dc71b1f82d13ec9000486006c9dc2e7cc3cb971d4.exegntuud.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Control Panel\International\Geo\Nation	2a77917f57a08fa5a935003dc71b1f82d13ec9000486006c9dc2e7cc3cb971d4.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

4048 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
4048	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 2 IoCs

Processes:

WerFault.exeWerFault.exe

pid	pid_target	process	target process
3392	1460	WerFault.exe	2a77917f57a08fa5a935003dc71b1f82d13ec9000486006c9dc2e7cc3cb971d4.exe
4940	968	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

4248 schtasks.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

rundll32.exe

pid process

4048 rundll32.exe
4048 rundll32.exe
4048 rundll32.exe
4048 rundll32.exe

pid	process
4248	schtasks.exe

pid	process
4048	rundll32.exe
4048	rundll32.exe
4048	rundll32.exe
4048	rundll32.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

2a77917f57a08fa5a935003dc71b1f82d13ec9000486006c9dc2e7cc3cb971d4.exegntuud.exe

description	pid	process	target process
PID 1460 wrote to memory of 2556	1460	2a77917f57a08fa5a935003dc71b1f82d13ec9000486006c9dc2e7cc3cb971d4.exe	gntuud.exe
PID 1460 wrote to memory of 2556	1460	2a77917f57a08fa5a935003dc71b1f82d13ec9000486006c9dc2e7cc3cb971d4.exe	gntuud.exe
PID 1460 wrote to memory of 2556	1460	2a77917f57a08fa5a935003dc71b1f82d13ec9000486006c9dc2e7cc3cb971d4.exe	gntuud.exe
PID 2556 wrote to memory of 4248	2556	gntuud.exe	schtasks.exe
PID 2556 wrote to memory of 4248	2556	gntuud.exe	schtasks.exe
PID 2556 wrote to memory of 4248	2556	gntuud.exe	schtasks.exe
PID 2556 wrote to memory of 4048	2556	gntuud.exe	rundll32.exe
PID 2556 wrote to memory of 4048	2556	gntuud.exe	rundll32.exe
PID 2556 wrote to memory of 4048	2556	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\2a77917f57a08fa5a935003dc71b1f82d13ec9000486006c9dc2e7cc3cb971d4.exe
"C:\Users\Admin\AppData\Local\Temp\2a77917f57a08fa5a935003dc71b1f82d13ec9000486006c9dc2e7cc3cb971d4.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1460

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:2556

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:4248

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:4048

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1460 -s 1136
2⤵
- Program crash
PID:3392

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 1460 -ip 1460
1⤵
PID:4608

C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
1⤵
- Executes dropped EXE
PID:968

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 968 -s 416
2⤵
- Program crash
PID:4940

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 968 -ip 968
1⤵
PID:2224

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
205KB

MD5
72a850ada8fcec699d6a0303642306f6

SHA1
65ec94dc7a0c51f2fb2600cb04c7f8fceef03d37

SHA256
2a77917f57a08fa5a935003dc71b1f82d13ec9000486006c9dc2e7cc3cb971d4

SHA512
5a416f3f15d7a41e32e4aca44d2beba673084b95bf86c90cfef2e9d224cfc8fb9ab7b2a14fc849fed0d3196fe5e7fefb66ef324194d78a5c1b1d75616336bbea

Download Submit
C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
Filesize
205KB

MD5
72a850ada8fcec699d6a0303642306f6

SHA1
65ec94dc7a0c51f2fb2600cb04c7f8fceef03d37

SHA256
2a77917f57a08fa5a935003dc71b1f82d13ec9000486006c9dc2e7cc3cb971d4

SHA512
5a416f3f15d7a41e32e4aca44d2beba673084b95bf86c90cfef2e9d224cfc8fb9ab7b2a14fc849fed0d3196fe5e7fefb66ef324194d78a5c1b1d75616336bbea

Download Submit
C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
Filesize
205KB

MD5
72a850ada8fcec699d6a0303642306f6

SHA1
65ec94dc7a0c51f2fb2600cb04c7f8fceef03d37

SHA256
2a77917f57a08fa5a935003dc71b1f82d13ec9000486006c9dc2e7cc3cb971d4

SHA512
5a416f3f15d7a41e32e4aca44d2beba673084b95bf86c90cfef2e9d224cfc8fb9ab7b2a14fc849fed0d3196fe5e7fefb66ef324194d78a5c1b1d75616336bbea

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/968-149-0x0000000000400000-0x0000000000AE5000-memory.dmp

Filesize
6.9MB

Download
memory/968-148-0x0000000000C10000-0x0000000000C2F000-memory.dmp

Filesize
124KB

Download
memory/1460-132-0x0000000000CBE000-0x0000000000CDD000-memory.dmp

Filesize
124KB

Download
memory/1460-138-0x0000000000CBE000-0x0000000000CDD000-memory.dmp

Filesize
124KB

Download
memory/1460-143-0x0000000000400000-0x0000000000AE5000-memory.dmp

Filesize
6.9MB

Download
memory/1460-139-0x0000000002880000-0x00000000028BE000-memory.dmp

Filesize
248KB

Download
memory/1460-134-0x0000000000400000-0x0000000000AE5000-memory.dmp

Filesize
6.9MB

Download
memory/1460-133-0x0000000002880000-0x00000000028BE000-memory.dmp

Filesize
248KB

Download
memory/2556-141-0x0000000000DCC000-0x0000000000DEB000-memory.dmp

Filesize
124KB

Download
memory/2556-142-0x0000000000400000-0x0000000000AE5000-memory.dmp

Filesize
6.9MB

Download
memory/2556-135-0x0000000000000000-mapping.dmp

Download
memory/4048-144-0x0000000000000000-mapping.dmp

Download
memory/4248-140-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads