amadey | 6c641a565c3c0965aa0807c0dc28884c070f5aa47ccc53c3bbaac565123e6a93

Analysis

max time kernel
150s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20220414-en
submitted
27/06/2022, 15:24

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General

Target
dc32a756f72f0c34d438e4b23980d319.exe
Size 358KB
Sample220627-ss2flacbcr
SHA256 6c641a565c3c0965aa0807c0dc28884c070f5aa47ccc53c3bbaac565123e6a93
MD5 dc32a756f72f0c34d438e4b23980d319
SHA1 0d3efbbf7c6f2b97092699a30254a9c2b6c2b89b
SHA512 659abfd08223ad4b6e5937525e1aee02dcc0d0882c6ecc5c8b2ea1fbdcd8e0f43c499410817d47db88bef68b0990c97555abbc16224ecf7e6b01578e20526453
MD5 SHA1 SHA512

Score

10^/10

amadey collection spyware stealer suricata trojan

Malware Config

Extracted

Family

amadey

Version

3.21

185.215.113.15/Lkb2dxj3/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/0x000200000001e492-148.dat	amadey_cred_module
behavioral2/files/0x000200000001e492-149.dat	amadey_cred_module

suricata: ET MALWARE Amadey CnC Check-In
suricata: ET MALWARE Amadey CnC Check-In
suricata

Blocklisted process makes network request 1 IoCs

flow	pid	Process
39	2100	rundll32.exe

Downloads MZ/PE file

Executes dropped EXE 3 IoCs

pid	Process
4932	bguuwe.exe
2796	bguuwe.exe
5012	bguuwe.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-1-5-21-2632097139-1792035885-811742494-1000\Control Panel\International\Geo\Nation	dc32a756f72f0c34d438e4b23980d319.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Control Panel\International\Geo\Nation	bguuwe.exe

Loads dropped DLL 1 IoCs

pid	Process
2100	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-1-5-21-2632097139-1792035885-811742494-1000\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
4216	4780	WerFault.exe	80
4632	2796	WerFault.exe	97
4048	5012	WerFault.exe	101

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
2288	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2100	rundll32.exe
2100	rundll32.exe
2100	rundll32.exe
2100	rundll32.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 4780 wrote to memory of 4932	4780	dc32a756f72f0c34d438e4b23980d319.exe	81
PID 4780 wrote to memory of 4932	4780	dc32a756f72f0c34d438e4b23980d319.exe	81
PID 4780 wrote to memory of 4932	4780	dc32a756f72f0c34d438e4b23980d319.exe	81
PID 4932 wrote to memory of 3228	4932	bguuwe.exe	85
PID 4932 wrote to memory of 3228	4932	bguuwe.exe	85
PID 4932 wrote to memory of 3228	4932	bguuwe.exe	85
PID 4932 wrote to memory of 2288	4932	bguuwe.exe	87
PID 4932 wrote to memory of 2288	4932	bguuwe.exe	87
PID 4932 wrote to memory of 2288	4932	bguuwe.exe	87
PID 3228 wrote to memory of 2304	3228	cmd.exe	89
PID 3228 wrote to memory of 2304	3228	cmd.exe	89
PID 3228 wrote to memory of 2304	3228	cmd.exe	89
PID 4932 wrote to memory of 2100	4932	bguuwe.exe	100
PID 4932 wrote to memory of 2100	4932	bguuwe.exe	100
PID 4932 wrote to memory of 2100	4932	bguuwe.exe	100

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	rundll32.exe

C:\Users\Admin\AppData\Local\Temp\dc32a756f72f0c34d438e4b23980d319.exe
"C:\Users\Admin\AppData\Local\Temp\dc32a756f72f0c34d438e4b23980d319.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4780
- C:\Users\Admin\AppData\Local\Temp\62eca45584\bguuwe.exe
  "C:\Users\Admin\AppData\Local\Temp\62eca45584\bguuwe.exe"
  2⤵
  - Executes dropped EXE
  - Checks computer location settings
  - Suspicious use of WriteProcessMemory
  PID:4932
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\System32\cmd.exe" /C REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\User Shell Folders" /f /v Startup /t REG_SZ /d C:\Users\Admin\AppData\Local\Temp\62eca45584\
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3228
  - - C:\Windows\SysWOW64\reg.exe
      REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\User Shell Folders" /f /v Startup /t REG_SZ /d C:\Users\Admin\AppData\Local\Temp\62eca45584\
      4⤵
      PID:2304
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN bguuwe.exe /TR "C:\Users\Admin\AppData\Local\Temp\62eca45584\bguuwe.exe" /F
    3⤵
    - Creates scheduled task(s)
    PID:2288
- - C:\Windows\SysWOW64\rundll32.exe
    "C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\110809d565579c\cred.dll, Main
    3⤵
    - Blocklisted process makes network request
    - Loads dropped DLL
    - Accesses Microsoft Outlook profiles
    - Suspicious behavior: EnumeratesProcesses
    - outlook_win_path
    PID:2100
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4780 -s 840
  2⤵
  - Program crash
  PID:4216

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4780 -ip 4780
1⤵
PID:4200

C:\Users\Admin\AppData\Local\Temp\62eca45584\bguuwe.exe
C:\Users\Admin\AppData\Local\Temp\62eca45584\bguuwe.exe
1⤵
- Executes dropped EXE
PID:2796
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2796 -s 492
  2⤵
  - Program crash
  PID:4632

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 556 -p 2796 -ip 2796
1⤵
PID:1516

C:\Users\Admin\AppData\Local\Temp\62eca45584\bguuwe.exe
C:\Users\Admin\AppData\Local\Temp\62eca45584\bguuwe.exe
1⤵
- Executes dropped EXE
PID:5012
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 5012 -s 492
  2⤵
  - Program crash
  PID:4048

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 588 -p 5012 -ip 5012
1⤵
PID:4840

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

bguuwe.exe

Path C:\Users\Admin\AppData\Local\Temp\62eca45584\bguuwe.exe
Size 358KB
SHA256 6c641a565c3c0965aa0807c0dc28884c070f5aa47ccc53c3bbaac565123e6a93
MD5 dc32a756f72f0c34d438e4b23980d319
SHA1 0d3efbbf7c6f2b97092699a30254a9c2b6c2b89b
SHA512 659abfd08223ad4b6e5937525e1aee02dcc0d0882c6ecc5c8b2ea1fbdcd8e0f43c499410817d47db88bef68b0990c97555abbc16224ecf7e6b01578e20526453
SSDEEP 6144:2SdmM6g7y+k3EMhk6OGrwwo3EnaREBhZ2WAC/0EXGoz4yDYJTkT3fcs9f:5UMBTrMhkzswwo3XKBhQvCzoyDYJTkTB
MD5 SHA1 SHA512 SSDEEP

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bguuwe.exe

Path C:\Users\Admin\AppData\Local\Temp\62eca45584\bguuwe.exe
Size 358KB
SHA256 6c641a565c3c0965aa0807c0dc28884c070f5aa47ccc53c3bbaac565123e6a93
MD5 dc32a756f72f0c34d438e4b23980d319
SHA1 0d3efbbf7c6f2b97092699a30254a9c2b6c2b89b
SHA512 659abfd08223ad4b6e5937525e1aee02dcc0d0882c6ecc5c8b2ea1fbdcd8e0f43c499410817d47db88bef68b0990c97555abbc16224ecf7e6b01578e20526453
SSDEEP 6144:2SdmM6g7y+k3EMhk6OGrwwo3EnaREBhZ2WAC/0EXGoz4yDYJTkT3fcs9f:5UMBTrMhkzswwo3XKBhQvCzoyDYJTkTB
MD5 SHA1 SHA512 SSDEEP

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bguuwe.exe

Path C:\Users\Admin\AppData\Local\Temp\62eca45584\bguuwe.exe
Size 358KB
SHA256 6c641a565c3c0965aa0807c0dc28884c070f5aa47ccc53c3bbaac565123e6a93
MD5 dc32a756f72f0c34d438e4b23980d319
SHA1 0d3efbbf7c6f2b97092699a30254a9c2b6c2b89b
SHA512 659abfd08223ad4b6e5937525e1aee02dcc0d0882c6ecc5c8b2ea1fbdcd8e0f43c499410817d47db88bef68b0990c97555abbc16224ecf7e6b01578e20526453
SSDEEP 6144:2SdmM6g7y+k3EMhk6OGrwwo3EnaREBhZ2WAC/0EXGoz4yDYJTkT3fcs9f:5UMBTrMhkzswwo3XKBhQvCzoyDYJTkTB
MD5 SHA1 SHA512 SSDEEP

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bguuwe.exe

Path C:\Users\Admin\AppData\Local\Temp\62eca45584\bguuwe.exe
Size 358KB
SHA256 6c641a565c3c0965aa0807c0dc28884c070f5aa47ccc53c3bbaac565123e6a93
MD5 dc32a756f72f0c34d438e4b23980d319
SHA1 0d3efbbf7c6f2b97092699a30254a9c2b6c2b89b
SHA512 659abfd08223ad4b6e5937525e1aee02dcc0d0882c6ecc5c8b2ea1fbdcd8e0f43c499410817d47db88bef68b0990c97555abbc16224ecf7e6b01578e20526453
SSDEEP 6144:2SdmM6g7y+k3EMhk6OGrwwo3EnaREBhZ2WAC/0EXGoz4yDYJTkT3fcs9f:5UMBTrMhkzswwo3XKBhQvCzoyDYJTkTB
MD5 SHA1 SHA512 SSDEEP

Submit Download

cred.dll

Path C:\Users\Admin\AppData\Roaming\110809d565579c\cred.dll
Size 126KB
SHA256 e49833410fea53f166523cc960fc7d60ddfcf60d0fc2024e68dbabab27ce8313
MD5 e507e6d6e53146d7c7d7560845d7b51c
SHA1 12dfec1df517037846dea8044a0edc409b790a13
SHA512 f81d8232ea61e94dc139eccd2f9246727eb569776f9bef8e25bbb4d7abe2b796ea740ccffaf1b2dd7a01e9dddb51180ca12e563ff4e7a2604f4503ebeed0d29e
SSDEEP 3072:Qx7p5EJTJ0/DL5nr0Z2fgnXKSxN07IXauEed0Kj6a9:Qx7810/DJ0Z2fjgrEeR
MD5 SHA1 SHA512 SSDEEP

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cred.dll

Path C:\Users\Admin\AppData\Roaming\110809d565579c\cred.dll
Size 126KB
SHA256 e49833410fea53f166523cc960fc7d60ddfcf60d0fc2024e68dbabab27ce8313
MD5 e507e6d6e53146d7c7d7560845d7b51c
SHA1 12dfec1df517037846dea8044a0edc409b790a13
SHA512 f81d8232ea61e94dc139eccd2f9246727eb569776f9bef8e25bbb4d7abe2b796ea740ccffaf1b2dd7a01e9dddb51180ca12e563ff4e7a2604f4503ebeed0d29e
SSDEEP 3072:Qx7p5EJTJ0/DL5nr0Z2fgnXKSxN07IXauEed0Kj6a9:Qx7810/DJ0Z2fjgrEeR
MD5 SHA1 SHA512 SSDEEP

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memory/2796-145-0x0000000000C74000-0x0000000000C96000-memory.dmp

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memory/2796-146-0x0000000000400000-0x0000000000B4C000-memory.dmp

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memory/4780-131-0x00000000027B0000-0x00000000027F2000-memory.dmp

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memory/4780-142-0x0000000000E22000-0x0000000000E44000-memory.dmp

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memory/4780-135-0x0000000000400000-0x0000000000B4C000-memory.dmp

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memory/4780-130-0x0000000000E22000-0x0000000000E44000-memory.dmp

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memory/4932-143-0x0000000000400000-0x0000000000B4C000-memory.dmp

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memory/4932-138-0x0000000000DD3000-0x0000000000DF5000-memory.dmp

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memory/4932-140-0x0000000000CE0000-0x0000000000D22000-memory.dmp

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memory/4932-141-0x0000000000400000-0x0000000000B4C000-memory.dmp

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memory/5012-151-0x0000000000C04000-0x0000000000C26000-memory.dmp

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memory/5012-152-0x0000000000400000-0x0000000000B4C000-memory.dmp

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