amadey | 892ddfd31755f18251851cc83f25f944d4ff2420cc8b04972d2bce373a6eab2d

General

Target

892ddfd31755f18251851cc83f25f944d4ff2420cc8b04972d2bce373a6eab2d.exe
Size

205KB
MD5

cbda3b1c7918e3352dc9d2a3f920220c
SHA1

3c5d025b3ef6e36e4412d058f5cbae5d6ace1e4d
SHA256

892ddfd31755f18251851cc83f25f944d4ff2420cc8b04972d2bce373a6eab2d
SHA512

714c7d263314f5cc389634b0d195c43add8c7d97fd6074be128ae1befbfb53a20a6ba3262526cd2f2104f7b40370bca2c4f6b2b4825e0a7d60cbf5daf0fba523
SSDEEP

6144:p9MaQGzJwb+j5cpuaHPOnk7fBXh2rkLYJ3:pmijwHPxqm8

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
behavioral1/memory/404-148-0x0000000000740000-0x0000000000764000-memory.dmp	amadey_cred_module

Blocklisted process makes network request 1 IoCs

Processes:

rundll32.exe

flow pid process

74 404 rundll32.exe
Downloads MZ/PE file
Executes dropped EXE 2 IoCs

Processes:

gntuud.exegntuud.exe

pid process

1484 gntuud.exe
3228 gntuud.exe

flow	pid	process
74	404	rundll32.exe

pid	process
1484	gntuud.exe
3228	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.exe892ddfd31755f18251851cc83f25f944d4ff2420cc8b04972d2bce373a6eab2d.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Control Panel\International\Geo\Nation	gntuud.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Control Panel\International\Geo\Nation	892ddfd31755f18251851cc83f25f944d4ff2420cc8b04972d2bce373a6eab2d.exe

Loads dropped DLL 2 IoCs

Processes:

rundll32.exe

pid process

404 rundll32.exe
404 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
404	rundll32.exe
404	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 2 IoCs

Processes:

WerFault.exeWerFault.exe

pid	pid_target	process	target process
3736	1556	WerFault.exe	892ddfd31755f18251851cc83f25f944d4ff2420cc8b04972d2bce373a6eab2d.exe
680	3228	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

4340 schtasks.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

rundll32.exe

pid process

404 rundll32.exe
404 rundll32.exe
404 rundll32.exe
404 rundll32.exe

pid	process
4340	schtasks.exe

pid	process
404	rundll32.exe
404	rundll32.exe
404	rundll32.exe
404	rundll32.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

892ddfd31755f18251851cc83f25f944d4ff2420cc8b04972d2bce373a6eab2d.exegntuud.exe

description	pid	process	target process
PID 1556 wrote to memory of 1484	1556	892ddfd31755f18251851cc83f25f944d4ff2420cc8b04972d2bce373a6eab2d.exe	gntuud.exe
PID 1556 wrote to memory of 1484	1556	892ddfd31755f18251851cc83f25f944d4ff2420cc8b04972d2bce373a6eab2d.exe	gntuud.exe
PID 1556 wrote to memory of 1484	1556	892ddfd31755f18251851cc83f25f944d4ff2420cc8b04972d2bce373a6eab2d.exe	gntuud.exe
PID 1484 wrote to memory of 4340	1484	gntuud.exe	schtasks.exe
PID 1484 wrote to memory of 4340	1484	gntuud.exe	schtasks.exe
PID 1484 wrote to memory of 4340	1484	gntuud.exe	schtasks.exe
PID 1484 wrote to memory of 404	1484	gntuud.exe	rundll32.exe
PID 1484 wrote to memory of 404	1484	gntuud.exe	rundll32.exe
PID 1484 wrote to memory of 404	1484	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\892ddfd31755f18251851cc83f25f944d4ff2420cc8b04972d2bce373a6eab2d.exe
"C:\Users\Admin\AppData\Local\Temp\892ddfd31755f18251851cc83f25f944d4ff2420cc8b04972d2bce373a6eab2d.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1556

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:1484

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:4340

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:404

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1556 -s 884
2⤵
- Program crash
PID:3736

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 1556 -ip 1556
1⤵
PID:2052

C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
1⤵
- Executes dropped EXE
PID:3228

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3228 -s 420
2⤵
- Program crash
PID:680

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 3228 -ip 3228
1⤵
PID:800

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
205KB

MD5
cbda3b1c7918e3352dc9d2a3f920220c

SHA1
3c5d025b3ef6e36e4412d058f5cbae5d6ace1e4d

SHA256
892ddfd31755f18251851cc83f25f944d4ff2420cc8b04972d2bce373a6eab2d

SHA512
714c7d263314f5cc389634b0d195c43add8c7d97fd6074be128ae1befbfb53a20a6ba3262526cd2f2104f7b40370bca2c4f6b2b4825e0a7d60cbf5daf0fba523

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

MD5
cbda3b1c7918e3352dc9d2a3f920220c

SHA1
3c5d025b3ef6e36e4412d058f5cbae5d6ace1e4d

SHA256
892ddfd31755f18251851cc83f25f944d4ff2420cc8b04972d2bce373a6eab2d

SHA512
714c7d263314f5cc389634b0d195c43add8c7d97fd6074be128ae1befbfb53a20a6ba3262526cd2f2104f7b40370bca2c4f6b2b4825e0a7d60cbf5daf0fba523

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

MD5
cbda3b1c7918e3352dc9d2a3f920220c

SHA1
3c5d025b3ef6e36e4412d058f5cbae5d6ace1e4d

SHA256
892ddfd31755f18251851cc83f25f944d4ff2420cc8b04972d2bce373a6eab2d

SHA512
714c7d263314f5cc389634b0d195c43add8c7d97fd6074be128ae1befbfb53a20a6ba3262526cd2f2104f7b40370bca2c4f6b2b4825e0a7d60cbf5daf0fba523

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/404-143-0x0000000000000000-mapping.dmp

Download
memory/404-148-0x0000000000740000-0x0000000000764000-memory.dmp

Filesize
144KB

Download
memory/1484-136-0x0000000000000000-mapping.dmp

Download
memory/1484-140-0x0000000000400000-0x0000000000469000-memory.dmp

Filesize
420KB

Download
memory/1484-139-0x00000000007DC000-0x00000000007FB000-memory.dmp

Filesize
124KB

Download
memory/1556-142-0x0000000000400000-0x0000000000469000-memory.dmp

Filesize
420KB

Download
memory/1556-132-0x00000000006FE000-0x000000000071D000-memory.dmp

Filesize
124KB

Download
memory/1556-135-0x0000000002080000-0x00000000020BE000-memory.dmp

Filesize
248KB

Download
memory/1556-134-0x0000000000400000-0x0000000000469000-memory.dmp

Filesize
420KB

Download
memory/1556-133-0x0000000002080000-0x00000000020BE000-memory.dmp

Filesize
248KB

Download
memory/3228-149-0x00000000004CF000-0x00000000004EE000-memory.dmp

Filesize
124KB

Download
memory/3228-150-0x0000000000400000-0x0000000000469000-memory.dmp

Filesize
420KB

Download
memory/4340-141-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads