amadey | 2a77917f57a08fa5a935003dc71b1f82d13ec9000486006c9dc2e7cc3cb971d4

Analysis

max time kernel
245s
max time network
341s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
26-11-2022 10:02

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General

Target

file.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

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 5 IoCs

Processes:

resource	yara_rule
\Users\Admin\AppData\Roaming\56a1c3d463f381\cred64.dll	amadey_cred_module
C:\Users\Admin\AppData\Roaming\56a1c3d463f381\cred64.dll	amadey_cred_module
\Users\Admin\AppData\Roaming\56a1c3d463f381\cred64.dll	amadey_cred_module
\Users\Admin\AppData\Roaming\56a1c3d463f381\cred64.dll	amadey_cred_module
\Users\Admin\AppData\Roaming\56a1c3d463f381\cred64.dll	amadey_cred_module

Blocklisted process makes network request 1 IoCs

Processes:

rundll32.exe

flow pid process

6 1708 rundll32.exe
Downloads MZ/PE file
Executes dropped EXE 1 IoCs

Processes:

gntuud.exe

pid process

1772 gntuud.exe
Loads dropped DLL 6 IoCs

Processes:

file.exerundll32.exe

pid process

432 file.exe
432 file.exe
1708 rundll32.exe
1708 rundll32.exe
1708 rundll32.exe
1708 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

flow	pid	process
6	1708	rundll32.exe

pid	process
1772	gntuud.exe

pid	process
432	file.exe
432	file.exe
1708	rundll32.exe
1708	rundll32.exe
1708	rundll32.exe
1708	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-1-5-21-1214520366-621468234-4062160515-1000\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
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

892 schtasks.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

rundll32.exe

pid process

1708 rundll32.exe
1708 rundll32.exe
1708 rundll32.exe
1708 rundll32.exe

pid	process
892	schtasks.exe

pid	process
1708	rundll32.exe
1708	rundll32.exe
1708	rundll32.exe
1708	rundll32.exe

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

file.exegntuud.exe

description	pid	process	target process
PID 432 wrote to memory of 1772	432	file.exe	gntuud.exe
PID 432 wrote to memory of 1772	432	file.exe	gntuud.exe
PID 432 wrote to memory of 1772	432	file.exe	gntuud.exe
PID 432 wrote to memory of 1772	432	file.exe	gntuud.exe
PID 1772 wrote to memory of 892	1772	gntuud.exe	schtasks.exe
PID 1772 wrote to memory of 892	1772	gntuud.exe	schtasks.exe
PID 1772 wrote to memory of 892	1772	gntuud.exe	schtasks.exe
PID 1772 wrote to memory of 892	1772	gntuud.exe	schtasks.exe
PID 1772 wrote to memory of 1708	1772	gntuud.exe	rundll32.exe
PID 1772 wrote to memory of 1708	1772	gntuud.exe	rundll32.exe
PID 1772 wrote to memory of 1708	1772	gntuud.exe	rundll32.exe
PID 1772 wrote to memory of 1708	1772	gntuud.exe	rundll32.exe
PID 1772 wrote to memory of 1708	1772	gntuud.exe	rundll32.exe
PID 1772 wrote to memory of 1708	1772	gntuud.exe	rundll32.exe
PID 1772 wrote to memory of 1708	1772	gntuud.exe	rundll32.exe

outlook_win_path 1 IoCs

Processes:

rundll32.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\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⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:432

C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
"C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe"
2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1772

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:892

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:1708

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

T1053

Persistence

Scheduled Task

T1053

Privilege Escalation

Scheduled Task

T1053

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Exfiltration

Command and Control

Impact

Replay Monitor

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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\Roaming\56a1c3d463f381\cred64.dll
Filesize
126KB

MD5
adbaf286228c46522e50371c4be31a03

SHA1
a29d644c4663b2e2b2bd92046ba0df629537c297

SHA256
d3e9a3365f73a34e2dd9022a318abcc2c55af98bafb2dc302cbb55f5398bb9a0

SHA512
74a55cc8d8c3af54e5ba290a34b968918da994ea2d55b5f0d1f39e83cb9a39d73226227933c760b48f2e0bdb646f8243967517ef8202e02d88411d2d19ae217d

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

MD5
72a850ada8fcec699d6a0303642306f6

SHA1
65ec94dc7a0c51f2fb2600cb04c7f8fceef03d37

SHA256
2a77917f57a08fa5a935003dc71b1f82d13ec9000486006c9dc2e7cc3cb971d4

SHA512
5a416f3f15d7a41e32e4aca44d2beba673084b95bf86c90cfef2e9d224cfc8fb9ab7b2a14fc849fed0d3196fe5e7fefb66ef324194d78a5c1b1d75616336bbea

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

MD5
72a850ada8fcec699d6a0303642306f6

SHA1
65ec94dc7a0c51f2fb2600cb04c7f8fceef03d37

SHA256
2a77917f57a08fa5a935003dc71b1f82d13ec9000486006c9dc2e7cc3cb971d4

SHA512
5a416f3f15d7a41e32e4aca44d2beba673084b95bf86c90cfef2e9d224cfc8fb9ab7b2a14fc849fed0d3196fe5e7fefb66ef324194d78a5c1b1d75616336bbea

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

MD5
adbaf286228c46522e50371c4be31a03

SHA1
a29d644c4663b2e2b2bd92046ba0df629537c297

SHA256
d3e9a3365f73a34e2dd9022a318abcc2c55af98bafb2dc302cbb55f5398bb9a0

SHA512
74a55cc8d8c3af54e5ba290a34b968918da994ea2d55b5f0d1f39e83cb9a39d73226227933c760b48f2e0bdb646f8243967517ef8202e02d88411d2d19ae217d

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

MD5
adbaf286228c46522e50371c4be31a03

SHA1
a29d644c4663b2e2b2bd92046ba0df629537c297

SHA256
d3e9a3365f73a34e2dd9022a318abcc2c55af98bafb2dc302cbb55f5398bb9a0

SHA512
74a55cc8d8c3af54e5ba290a34b968918da994ea2d55b5f0d1f39e83cb9a39d73226227933c760b48f2e0bdb646f8243967517ef8202e02d88411d2d19ae217d

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

MD5
adbaf286228c46522e50371c4be31a03

SHA1
a29d644c4663b2e2b2bd92046ba0df629537c297

SHA256
d3e9a3365f73a34e2dd9022a318abcc2c55af98bafb2dc302cbb55f5398bb9a0

SHA512
74a55cc8d8c3af54e5ba290a34b968918da994ea2d55b5f0d1f39e83cb9a39d73226227933c760b48f2e0bdb646f8243967517ef8202e02d88411d2d19ae217d

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

MD5
adbaf286228c46522e50371c4be31a03

SHA1
a29d644c4663b2e2b2bd92046ba0df629537c297

SHA256
d3e9a3365f73a34e2dd9022a318abcc2c55af98bafb2dc302cbb55f5398bb9a0

SHA512
74a55cc8d8c3af54e5ba290a34b968918da994ea2d55b5f0d1f39e83cb9a39d73226227933c760b48f2e0bdb646f8243967517ef8202e02d88411d2d19ae217d

Download Submit
memory/432-64-0x0000000000220000-0x000000000025E000-memory.dmp

Filesize
248KB

Download
memory/432-66-0x0000000000400000-0x0000000000AE5000-memory.dmp

Filesize
6.9MB

Download
memory/432-63-0x0000000000CBB000-0x0000000000CDA000-memory.dmp

Filesize
124KB

Download
memory/432-54-0x0000000076931000-0x0000000076933000-memory.dmp

Filesize
8KB

Download
memory/432-57-0x0000000000400000-0x0000000000AE5000-memory.dmp

Filesize
6.9MB

Download
memory/432-56-0x0000000000220000-0x000000000025E000-memory.dmp

Filesize
248KB

Download
memory/432-55-0x0000000000CBB000-0x0000000000CDA000-memory.dmp

Filesize
124KB

Download
memory/892-68-0x0000000000000000-mapping.dmp

Download
memory/1708-79-0x0000000000171000-0x000000000018B000-memory.dmp

Filesize
104KB

Download
memory/1708-72-0x0000000000000000-mapping.dmp

Download
memory/1772-60-0x0000000000000000-mapping.dmp

Download
memory/1772-71-0x0000000000400000-0x0000000000AE5000-memory.dmp

Filesize
6.9MB

Download
memory/1772-70-0x000000000030B000-0x000000000032A000-memory.dmp

Filesize
124KB

Download
memory/1772-67-0x0000000000400000-0x0000000000AE5000-memory.dmp

Filesize
6.9MB

Download
memory/1772-65-0x000000000030B000-0x000000000032A000-memory.dmp

Filesize
124KB

Download