amadey | b61d968799d67e9061e759856e554974b644f18cba888addb3ced45462291c91

Analysis

max time kernel
150s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
26/11/2022, 07:56

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General

Target
file.exe
Size 205KB
Sample221126-jsn1tsdc97
SHA256 b61d968799d67e9061e759856e554974b644f18cba888addb3ced45462291c91
MD5 4df955dcd23f20f6aea2bd174c44dca9
SHA1 466b8734b8874bf880c6b451ec099cae531a1bc3
SHA512 41015d3f8390af1463e78e2e05c38b6efdc537eebf0a9254be081badd0371dfd5a72b79d56e3590d23a067cb7500854e0efd0a496a8d50207b0549331ac19003
SSDEEP 3072:ODa6j9gj4hm6655eHurt4cwDN974w+Yc8XuRDXSbGKWhVSo9jns5niOwRclQ:v6gchJurt43DXx+YclDvK0fs5nAJ
MD5 SHA1 SHA512 SSDEEP

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 2 IoCs

resource	yara_rule
behavioral2/files/0x0009000000022e2f-148.dat	amadey_cred_module
behavioral2/files/0x0009000000022e2f-149.dat	amadey_cred_module

Blocklisted process makes network request 1 IoCs

flow	pid	Process
35	2860	rundll32.exe

Downloads MZ/PE file

Executes dropped EXE 3 IoCs

pid	Process
3076	gntuud.exe
4076	gntuud.exe
3664	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-1-5-21-2629973501-4017243118-3254762364-1000\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 1 IoCs

pid	Process
2860	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-1-5-21-2629973501-4017243118-3254762364-1000\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

pid	pid_target	Process	procid_target
948	2416	WerFault.exe	78
1016	4076	WerFault.exe	86
2356	3664	WerFault.exe	90

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
4940	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2860	rundll32.exe
2860	rundll32.exe
2860	rundll32.exe
2860	rundll32.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2416 wrote to memory of 3076	2416	file.exe	79
PID 2416 wrote to memory of 3076	2416	file.exe	79
PID 2416 wrote to memory of 3076	2416	file.exe	79
PID 3076 wrote to memory of 4940	3076	gntuud.exe	82
PID 3076 wrote to memory of 4940	3076	gntuud.exe	82
PID 3076 wrote to memory of 4940	3076	gntuud.exe	82
PID 3076 wrote to memory of 2860	3076	gntuud.exe	89
PID 3076 wrote to memory of 2860	3076	gntuud.exe	89
PID 3076 wrote to memory of 2860	3076	gntuud.exe	89

outlook_win_path 1 IoCs

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:2416
- 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:3076
- - 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:4940
- - 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:2860
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2416 -s 896
  2⤵
  - Program crash
  PID:948

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 2416 -ip 2416
1⤵
PID:4280

C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
1⤵
- Executes dropped EXE
PID:4076
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4076 -s 416
  2⤵
  - Program crash
  PID:1016

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4076 -ip 4076
1⤵
PID:2472

C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
1⤵
- Executes dropped EXE
PID:3664
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3664 -s 416
  2⤵
  - Program crash
  PID:2356

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3664 -ip 3664
1⤵
PID:216

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 205KB
SHA256 b61d968799d67e9061e759856e554974b644f18cba888addb3ced45462291c91
MD5 4df955dcd23f20f6aea2bd174c44dca9
SHA1 466b8734b8874bf880c6b451ec099cae531a1bc3
SHA512 41015d3f8390af1463e78e2e05c38b6efdc537eebf0a9254be081badd0371dfd5a72b79d56e3590d23a067cb7500854e0efd0a496a8d50207b0549331ac19003
SSDEEP 3072:ODa6j9gj4hm6655eHurt4cwDN974w+Yc8XuRDXSbGKWhVSo9jns5niOwRclQ:v6gchJurt43DXx+YclDvK0fs5nAJ
MD5 SHA1 SHA512 SSDEEP

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gntuud.exe

Path C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
Size 205KB
SHA256 b61d968799d67e9061e759856e554974b644f18cba888addb3ced45462291c91
MD5 4df955dcd23f20f6aea2bd174c44dca9
SHA1 466b8734b8874bf880c6b451ec099cae531a1bc3
SHA512 41015d3f8390af1463e78e2e05c38b6efdc537eebf0a9254be081badd0371dfd5a72b79d56e3590d23a067cb7500854e0efd0a496a8d50207b0549331ac19003
SSDEEP 3072:ODa6j9gj4hm6655eHurt4cwDN974w+Yc8XuRDXSbGKWhVSo9jns5niOwRclQ:v6gchJurt43DXx+YclDvK0fs5nAJ
MD5 SHA1 SHA512 SSDEEP

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gntuud.exe

Path C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
Size 205KB
SHA256 b61d968799d67e9061e759856e554974b644f18cba888addb3ced45462291c91
MD5 4df955dcd23f20f6aea2bd174c44dca9
SHA1 466b8734b8874bf880c6b451ec099cae531a1bc3
SHA512 41015d3f8390af1463e78e2e05c38b6efdc537eebf0a9254be081badd0371dfd5a72b79d56e3590d23a067cb7500854e0efd0a496a8d50207b0549331ac19003
SSDEEP 3072:ODa6j9gj4hm6655eHurt4cwDN974w+Yc8XuRDXSbGKWhVSo9jns5niOwRclQ:v6gchJurt43DXx+YclDvK0fs5nAJ
MD5 SHA1 SHA512 SSDEEP

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gntuud.exe

Path C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
Size 205KB
SHA256 b61d968799d67e9061e759856e554974b644f18cba888addb3ced45462291c91
MD5 4df955dcd23f20f6aea2bd174c44dca9
SHA1 466b8734b8874bf880c6b451ec099cae531a1bc3
SHA512 41015d3f8390af1463e78e2e05c38b6efdc537eebf0a9254be081badd0371dfd5a72b79d56e3590d23a067cb7500854e0efd0a496a8d50207b0549331ac19003
SSDEEP 3072:ODa6j9gj4hm6655eHurt4cwDN974w+Yc8XuRDXSbGKWhVSo9jns5niOwRclQ:v6gchJurt43DXx+YclDvK0fs5nAJ
MD5 SHA1 SHA512 SSDEEP

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cred64.dll

Path C:\Users\Admin\AppData\Roaming\56a1c3d463f381\cred64.dll
Size 126KB
SHA256 d3e9a3365f73a34e2dd9022a318abcc2c55af98bafb2dc302cbb55f5398bb9a0
MD5 adbaf286228c46522e50371c4be31a03
SHA1 a29d644c4663b2e2b2bd92046ba0df629537c297
SHA512 74a55cc8d8c3af54e5ba290a34b968918da994ea2d55b5f0d1f39e83cb9a39d73226227933c760b48f2e0bdb646f8243967517ef8202e02d88411d2d19ae217d
SSDEEP 3072:ox7pOYzBekBmWDWCMq6As523HeS9FAiZ87vO2rlL3Rnm9:ox7ZNhB/dMq6AO0a7vVlT
MD5 SHA1 SHA512 SSDEEP

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cred64.dll

Path C:\Users\Admin\AppData\Roaming\56a1c3d463f381\cred64.dll
Size 126KB
SHA256 d3e9a3365f73a34e2dd9022a318abcc2c55af98bafb2dc302cbb55f5398bb9a0
MD5 adbaf286228c46522e50371c4be31a03
SHA1 a29d644c4663b2e2b2bd92046ba0df629537c297
SHA512 74a55cc8d8c3af54e5ba290a34b968918da994ea2d55b5f0d1f39e83cb9a39d73226227933c760b48f2e0bdb646f8243967517ef8202e02d88411d2d19ae217d
SSDEEP 3072:ox7pOYzBekBmWDWCMq6As523HeS9FAiZ87vO2rlL3Rnm9:ox7ZNhB/dMq6AO0a7vVlT
MD5 SHA1 SHA512 SSDEEP

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memory/2416-133-0x0000000000CA0000-0x0000000000CDE000-memory.dmp

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memory/2416-134-0x0000000000400000-0x0000000000AE5000-memory.dmp

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memory/2416-138-0x0000000000B6D000-0x0000000000B8C000-memory.dmp

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memory/2416-139-0x0000000000400000-0x0000000000AE5000-memory.dmp

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memory/2416-132-0x0000000000B6D000-0x0000000000B8C000-memory.dmp

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memory/3076-143-0x0000000000400000-0x0000000000AE5000-memory.dmp

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memory/3076-142-0x0000000000400000-0x0000000000AE5000-memory.dmp

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memory/3076-141-0x0000000000C4C000-0x0000000000C6B000-memory.dmp

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memory/3664-151-0x0000000000C70000-0x0000000000C8F000-memory.dmp

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memory/3664-152-0x0000000000400000-0x0000000000AE5000-memory.dmp

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memory/4076-145-0x0000000000C30000-0x0000000000C4F000-memory.dmp

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memory/4076-146-0x0000000000400000-0x0000000000AE5000-memory.dmp

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