amadey | f9787efd4339f6ff52ed7cc7bef2bf4caaab33069c760cdd97c107d12f8a42b3

Analysis

max time kernel
107s
max time network
136s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
03/12/2022, 03:07

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General

Target
file.exe
Size 389KB
Sample221203-dma9wsda3z
SHA256 f9787efd4339f6ff52ed7cc7bef2bf4caaab33069c760cdd97c107d12f8a42b3
MD5 5eef35d5168e95088384cd61ce33bc0f
SHA1 faac1a9e7bb7e08c5c619e34bd04a2af4c3e877f
SHA512 b53c4d28286d5c66c633a07661d2b70c650662a2523c72a6113472770e4d86209e3c68fd63914c3a166fd2d04076daf438a8073dba92841dce6916ed95d448c4
SSDEEP 6144:wnOIDxLA8d8sQEcRFKxGReq9pEdUmI+7xQD+BupAzCSuRTk+jK:wOaxe5EOKx8Z++mI+2D+QA27RTk6
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

amadey collection spyware stealer trojan

Malware Config

Extracted

Family

amadey

Version

3.50

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 2 IoCs

resource	yara_rule
behavioral2/files/0x000200000001e2b0-150.dat	amadey_cred_module
behavioral2/files/0x000200000001e2b0-151.dat	amadey_cred_module

Blocklisted process makes network request 1 IoCs

flow	pid	Process
45	1136	rundll32.exe

Downloads MZ/PE file

Executes dropped EXE 3 IoCs

pid	Process
1472	gntuud.exe
3360	gntuud.exe
3564	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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Control Panel\International\Geo\Nation	file.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Control Panel\International\Geo\Nation	gntuud.exe

Loads dropped DLL 1 IoCs

pid	Process
1136	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

Accesses Microsoft Outlook profiles 1 TTPs 1 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\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

pid	pid_target	Process	procid_target
396	1164	WerFault.exe	78
1212	3360	WerFault.exe	90
1304	3564	WerFault.exe	97

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

pid	Process
5048	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1136	rundll32.exe
1136	rundll32.exe
1136	rundll32.exe
1136	rundll32.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1164 wrote to memory of 1472	1164	file.exe	79
PID 1164 wrote to memory of 1472	1164	file.exe	79
PID 1164 wrote to memory of 1472	1164	file.exe	79
PID 1472 wrote to memory of 5048	1472	gntuud.exe	83
PID 1472 wrote to memory of 5048	1472	gntuud.exe	83
PID 1472 wrote to memory of 5048	1472	gntuud.exe	83
PID 1472 wrote to memory of 1136	1472	gntuud.exe	96
PID 1472 wrote to memory of 1136	1472	gntuud.exe	96
PID 1472 wrote to memory of 1136	1472	gntuud.exe	96

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\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:1164
- 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:1472
- - 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:5048
- - 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:1136
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1164 -s 1300
  2⤵
  - Program crash
  PID:396

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 1164 -ip 1164
1⤵
PID:5040

C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
1⤵
- Executes dropped EXE
PID:3360
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3360 -s 180
  2⤵
  - Program crash
  PID:1212

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 3360 -ip 3360
1⤵
PID:4044

C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
1⤵
- Executes dropped EXE
PID:3564
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3564 -s 424
  2⤵
  - Program crash
  PID:1304

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 564 -p 3564 -ip 3564
1⤵
PID:4428

Network

MITRE ATT&CK Enterprise 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

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Command and Control

Exfiltration

Impact

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Downloads

gntuud.exe

Path C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
Size 389KB
SHA256 f9787efd4339f6ff52ed7cc7bef2bf4caaab33069c760cdd97c107d12f8a42b3
MD5 5eef35d5168e95088384cd61ce33bc0f
SHA1 faac1a9e7bb7e08c5c619e34bd04a2af4c3e877f
SHA512 b53c4d28286d5c66c633a07661d2b70c650662a2523c72a6113472770e4d86209e3c68fd63914c3a166fd2d04076daf438a8073dba92841dce6916ed95d448c4
SSDEEP 6144:wnOIDxLA8d8sQEcRFKxGReq9pEdUmI+7xQD+BupAzCSuRTk+jK:wOaxe5EOKx8Z++mI+2D+QA27RTk6
MD5 SHA1 SHA512 SSDEEP

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gntuud.exe

Path C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
Size 389KB
SHA256 f9787efd4339f6ff52ed7cc7bef2bf4caaab33069c760cdd97c107d12f8a42b3
MD5 5eef35d5168e95088384cd61ce33bc0f
SHA1 faac1a9e7bb7e08c5c619e34bd04a2af4c3e877f
SHA512 b53c4d28286d5c66c633a07661d2b70c650662a2523c72a6113472770e4d86209e3c68fd63914c3a166fd2d04076daf438a8073dba92841dce6916ed95d448c4
SSDEEP 6144:wnOIDxLA8d8sQEcRFKxGReq9pEdUmI+7xQD+BupAzCSuRTk+jK:wOaxe5EOKx8Z++mI+2D+QA27RTk6
MD5 SHA1 SHA512 SSDEEP

Submit Download

gntuud.exe

Path C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
Size 389KB
SHA256 f9787efd4339f6ff52ed7cc7bef2bf4caaab33069c760cdd97c107d12f8a42b3
MD5 5eef35d5168e95088384cd61ce33bc0f
SHA1 faac1a9e7bb7e08c5c619e34bd04a2af4c3e877f
SHA512 b53c4d28286d5c66c633a07661d2b70c650662a2523c72a6113472770e4d86209e3c68fd63914c3a166fd2d04076daf438a8073dba92841dce6916ed95d448c4
SSDEEP 6144:wnOIDxLA8d8sQEcRFKxGReq9pEdUmI+7xQD+BupAzCSuRTk+jK:wOaxe5EOKx8Z++mI+2D+QA27RTk6
MD5 SHA1 SHA512 SSDEEP

Submit Download

gntuud.exe

Path C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
Size 389KB
SHA256 f9787efd4339f6ff52ed7cc7bef2bf4caaab33069c760cdd97c107d12f8a42b3
MD5 5eef35d5168e95088384cd61ce33bc0f
SHA1 faac1a9e7bb7e08c5c619e34bd04a2af4c3e877f
SHA512 b53c4d28286d5c66c633a07661d2b70c650662a2523c72a6113472770e4d86209e3c68fd63914c3a166fd2d04076daf438a8073dba92841dce6916ed95d448c4
SSDEEP 6144:wnOIDxLA8d8sQEcRFKxGReq9pEdUmI+7xQD+BupAzCSuRTk+jK:wOaxe5EOKx8Z++mI+2D+QA27RTk6
MD5 SHA1 SHA512 SSDEEP

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cred64.dll

Path C:\Users\Admin\AppData\Roaming\56a1c3d463f381\cred64.dll
Size 126KB
SHA256 104af593683398f0980f2c86e6513b8c1b7dededc1f924d4693ad92410d51a62
MD5 aebf8cd9ea982decded5ee6f3777c6d7
SHA1 406e723158cd5697503d1d04839d3bc7a5051603
SHA512 f28fbb9b155348a6aca1105abf6f88640bb68374c07e023a7c9e06577006002d09b53b7629923c2486d7e9811f7254a296d19e566940077431e5089b06a13981
SSDEEP 3072:ox7pOYzBekuOmWDWCMq6As523HeS9FAiZ87vO2rlL3Rn+9:ox7ZNhH/dMq6AO0a7vVlT
MD5 SHA1 SHA512 SSDEEP

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cred64.dll

Path C:\Users\Admin\AppData\Roaming\56a1c3d463f381\cred64.dll
Size 126KB
SHA256 104af593683398f0980f2c86e6513b8c1b7dededc1f924d4693ad92410d51a62
MD5 aebf8cd9ea982decded5ee6f3777c6d7
SHA1 406e723158cd5697503d1d04839d3bc7a5051603
SHA512 f28fbb9b155348a6aca1105abf6f88640bb68374c07e023a7c9e06577006002d09b53b7629923c2486d7e9811f7254a296d19e566940077431e5089b06a13981
SSDEEP 3072:ox7pOYzBekuOmWDWCMq6As523HeS9FAiZ87vO2rlL3Rn+9:ox7ZNhH/dMq6AO0a7vVlT
MD5 SHA1 SHA512 SSDEEP

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memory/1164-139-0x00000000008C0000-0x00000000008FE000-memory.dmp

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memory/1164-138-0x00000000006D7000-0x00000000006F6000-memory.dmp

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memory/1164-134-0x0000000000400000-0x0000000000467000-memory.dmp

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memory/1164-133-0x00000000008C0000-0x00000000008FE000-memory.dmp

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memory/1164-143-0x0000000000400000-0x0000000000467000-memory.dmp

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memory/1164-132-0x00000000006D7000-0x00000000006F6000-memory.dmp

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memory/1472-140-0x00000000005F6000-0x0000000000615000-memory.dmp

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memory/1472-145-0x0000000000400000-0x0000000000467000-memory.dmp

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memory/1472-144-0x00000000005F6000-0x0000000000615000-memory.dmp

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memory/1472-141-0x0000000000400000-0x0000000000467000-memory.dmp

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memory/3360-147-0x00000000004BA000-0x00000000004D9000-memory.dmp

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memory/3360-148-0x0000000000400000-0x0000000000467000-memory.dmp

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memory/3564-153-0x00000000005DA000-0x00000000005F9000-memory.dmp

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memory/3564-154-0x0000000000400000-0x0000000000467000-memory.dmp

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