amadey | 654707747a2873856917b4f743f30e240808023251e321c8b571edb8d4914e74

Analysis

max time kernel
168s
max time network
172s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
08/12/2022, 18:11

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General

Target
file.exe
Size 299KB
Sample221208-wsla6aaf76
SHA256 654707747a2873856917b4f743f30e240808023251e321c8b571edb8d4914e74
MD5 8ebf1a40ea2361adf9d246ea0c4009d0
SHA1 ed4e441d16c7cc643ac09b3555b2eb6e1a8ad1f2
SHA512 05870cb21f06fda5340272e6d35bc429770547d052c74b47815a9b6fe0657332e5459d80618b48fc7229a5ad5b0b8304ddaef24f3ac6c370f637251c2057331f
SSDEEP 6144:lKY+wTEKNiHmO/OkWirwKGb5BXMQXkDKi:ll+wTEDmgOkWiML7MQ
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

amadey collection spyware stealer trojan

Malware Config

Extracted

Family

amadey

Version

3.50

31.41.244.237/jg94cVd30f/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/0x000c000000022e43-155.dat	amadey_cred_module
behavioral2/files/0x000c000000022e43-156.dat	amadey_cred_module

Blocklisted process makes network request 1 IoCs

flow	pid	Process
35	4108	rundll32.exe

Downloads MZ/PE file

Executes dropped EXE 3 IoCs

pid	Process
1132	gntuud.exe
2708	gntuud.exe
4392	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-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation	file.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation	gntuud.exe

Loads dropped DLL 1 IoCs

pid	Process
4108	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-1-5-21-2295526160-1155304984-640977766-1000\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
2556	3628	WerFault.exe	77
1160	2708	WerFault.exe	93
5080	4392	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
736	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4108	rundll32.exe
4108	rundll32.exe
4108	rundll32.exe
4108	rundll32.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 3628 wrote to memory of 1132	3628	file.exe	78
PID 3628 wrote to memory of 1132	3628	file.exe	78
PID 3628 wrote to memory of 1132	3628	file.exe	78
PID 1132 wrote to memory of 736	1132	gntuud.exe	82
PID 1132 wrote to memory of 736	1132	gntuud.exe	82
PID 1132 wrote to memory of 736	1132	gntuud.exe	82
PID 1132 wrote to memory of 808	1132	gntuud.exe	84
PID 1132 wrote to memory of 808	1132	gntuud.exe	84
PID 1132 wrote to memory of 808	1132	gntuud.exe	84
PID 808 wrote to memory of 4748	808	cmd.exe	86
PID 808 wrote to memory of 4748	808	cmd.exe	86
PID 808 wrote to memory of 4748	808	cmd.exe	86
PID 808 wrote to memory of 3536	808	cmd.exe	87
PID 808 wrote to memory of 3536	808	cmd.exe	87
PID 808 wrote to memory of 3536	808	cmd.exe	87
PID 808 wrote to memory of 4704	808	cmd.exe	88
PID 808 wrote to memory of 4704	808	cmd.exe	88
PID 808 wrote to memory of 4704	808	cmd.exe	88
PID 808 wrote to memory of 4220	808	cmd.exe	89
PID 808 wrote to memory of 4220	808	cmd.exe	89
PID 808 wrote to memory of 4220	808	cmd.exe	89
PID 808 wrote to memory of 4664	808	cmd.exe	90
PID 808 wrote to memory of 4664	808	cmd.exe	90
PID 808 wrote to memory of 4664	808	cmd.exe	90
PID 808 wrote to memory of 3476	808	cmd.exe	91
PID 808 wrote to memory of 3476	808	cmd.exe	91
PID 808 wrote to memory of 3476	808	cmd.exe	91
PID 1132 wrote to memory of 4108	1132	gntuud.exe	96
PID 1132 wrote to memory of 4108	1132	gntuud.exe	96
PID 1132 wrote to memory of 4108	1132	gntuud.exe	96

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\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:3628
- C:\Users\Admin\AppData\Local\Temp\9c69749b54\gntuud.exe
  "C:\Users\Admin\AppData\Local\Temp\9c69749b54\gntuud.exe"
  2⤵
  - Executes dropped EXE
  - Checks computer location settings
  - Suspicious use of WriteProcessMemory
  PID:1132
- - 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\9c69749b54\gntuud.exe" /F
    3⤵
    - Creates scheduled task(s)
    PID:736
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\System32\cmd.exe" /k echo Y|CACLS "gntuud.exe" /P "Admin:N"&&CACLS "gntuud.exe" /P "Admin:R" /E&&echo Y|CACLS "..\9c69749b54" /P "Admin:N"&&CACLS "..\9c69749b54" /P "Admin:R" /E&&Exit
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:808
  - - C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /S /D /c" echo Y"
      4⤵
      PID:4748
  - - C:\Windows\SysWOW64\cacls.exe
      CACLS "gntuud.exe" /P "Admin:N"
      4⤵
      PID:3536
  - - C:\Windows\SysWOW64\cacls.exe
      CACLS "gntuud.exe" /P "Admin:R" /E
      4⤵
      PID:4704
  - - C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /S /D /c" echo Y"
      4⤵
      PID:4220
  - - C:\Windows\SysWOW64\cacls.exe
      CACLS "..\9c69749b54" /P "Admin:N"
      4⤵
      PID:4664
  - - C:\Windows\SysWOW64\cacls.exe
      CACLS "..\9c69749b54" /P "Admin:R" /E
      4⤵
      PID:3476
- - C:\Windows\SysWOW64\rundll32.exe
    "C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\85f469ce401df1\cred64.dll, Main
    3⤵
    - Blocklisted process makes network request
    - Loads dropped DLL
    - Accesses Microsoft Outlook profiles
    - Suspicious behavior: EnumeratesProcesses
    - outlook_win_path
    PID:4108
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3628 -s 1136
  2⤵
  - Program crash
  PID:2556

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 3628 -ip 3628
1⤵
PID:3372

C:\Users\Admin\AppData\Local\Temp\9c69749b54\gntuud.exe
C:\Users\Admin\AppData\Local\Temp\9c69749b54\gntuud.exe
1⤵
- Executes dropped EXE
PID:2708
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2708 -s 416
  2⤵
  - Program crash
  PID:1160

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 552 -p 2708 -ip 2708
1⤵
PID:2380

C:\Users\Admin\AppData\Local\Temp\9c69749b54\gntuud.exe
C:\Users\Admin\AppData\Local\Temp\9c69749b54\gntuud.exe
1⤵
- Executes dropped EXE
PID:4392
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4392 -s 416
  2⤵
  - Program crash
  PID:5080

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 572 -p 4392 -ip 4392
1⤵
PID:936

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\9c69749b54\gntuud.exe
Size 299KB
SHA256 654707747a2873856917b4f743f30e240808023251e321c8b571edb8d4914e74
MD5 8ebf1a40ea2361adf9d246ea0c4009d0
SHA1 ed4e441d16c7cc643ac09b3555b2eb6e1a8ad1f2
SHA512 05870cb21f06fda5340272e6d35bc429770547d052c74b47815a9b6fe0657332e5459d80618b48fc7229a5ad5b0b8304ddaef24f3ac6c370f637251c2057331f
SSDEEP 6144:lKY+wTEKNiHmO/OkWirwKGb5BXMQXkDKi:ll+wTEDmgOkWiML7MQ
MD5 SHA1 SHA512 SSDEEP

Submit Download

gntuud.exe

Path C:\Users\Admin\AppData\Local\Temp\9c69749b54\gntuud.exe
Size 299KB
SHA256 654707747a2873856917b4f743f30e240808023251e321c8b571edb8d4914e74
MD5 8ebf1a40ea2361adf9d246ea0c4009d0
SHA1 ed4e441d16c7cc643ac09b3555b2eb6e1a8ad1f2
SHA512 05870cb21f06fda5340272e6d35bc429770547d052c74b47815a9b6fe0657332e5459d80618b48fc7229a5ad5b0b8304ddaef24f3ac6c370f637251c2057331f
SSDEEP 6144:lKY+wTEKNiHmO/OkWirwKGb5BXMQXkDKi:ll+wTEDmgOkWiML7MQ
MD5 SHA1 SHA512 SSDEEP

Submit Download

gntuud.exe

Path C:\Users\Admin\AppData\Local\Temp\9c69749b54\gntuud.exe
Size 299KB
SHA256 654707747a2873856917b4f743f30e240808023251e321c8b571edb8d4914e74
MD5 8ebf1a40ea2361adf9d246ea0c4009d0
SHA1 ed4e441d16c7cc643ac09b3555b2eb6e1a8ad1f2
SHA512 05870cb21f06fda5340272e6d35bc429770547d052c74b47815a9b6fe0657332e5459d80618b48fc7229a5ad5b0b8304ddaef24f3ac6c370f637251c2057331f
SSDEEP 6144:lKY+wTEKNiHmO/OkWirwKGb5BXMQXkDKi:ll+wTEDmgOkWiML7MQ
MD5 SHA1 SHA512 SSDEEP

Submit Download

gntuud.exe

Path C:\Users\Admin\AppData\Local\Temp\9c69749b54\gntuud.exe
Size 299KB
SHA256 654707747a2873856917b4f743f30e240808023251e321c8b571edb8d4914e74
MD5 8ebf1a40ea2361adf9d246ea0c4009d0
SHA1 ed4e441d16c7cc643ac09b3555b2eb6e1a8ad1f2
SHA512 05870cb21f06fda5340272e6d35bc429770547d052c74b47815a9b6fe0657332e5459d80618b48fc7229a5ad5b0b8304ddaef24f3ac6c370f637251c2057331f
SSDEEP 6144:lKY+wTEKNiHmO/OkWirwKGb5BXMQXkDKi:ll+wTEDmgOkWiML7MQ
MD5 SHA1 SHA512 SSDEEP

Submit Download

cred64.dll

Path C:\Users\Admin\AppData\Roaming\85f469ce401df1\cred64.dll
Size 126KB
SHA256 c7d804e8fb096769b0e199102bdf8efa97dfae1a9b57a479819971146877368b
MD5 c0fd0167e213b6148333351bd16ed1fb
SHA1 1cfb2b42686557656dead53e02d1db3f2a848026
SHA512 d514f35e62a5380b4ad96a3e0cddf82b53b1cf273e5ac542f040f30a75efd3c246fa2194e4bb273572cd2436a435a608e2b919f6df9fa4ebbf452b0d297b0cf9
SSDEEP 3072:Yx7pOYzBek53tiINwyP7XSSJds3zhrjPcnqULv4i9:Yx7ZNh53vwyOztPc3L
MD5 SHA1 SHA512 SSDEEP

Submit Download

cred64.dll

Path C:\Users\Admin\AppData\Roaming\85f469ce401df1\cred64.dll
Size 126KB
SHA256 c7d804e8fb096769b0e199102bdf8efa97dfae1a9b57a479819971146877368b
MD5 c0fd0167e213b6148333351bd16ed1fb
SHA1 1cfb2b42686557656dead53e02d1db3f2a848026
SHA512 d514f35e62a5380b4ad96a3e0cddf82b53b1cf273e5ac542f040f30a75efd3c246fa2194e4bb273572cd2436a435a608e2b919f6df9fa4ebbf452b0d297b0cf9
SSDEEP 3072:Yx7pOYzBek53tiINwyP7XSSJds3zhrjPcnqULv4i9:Yx7ZNh53vwyOztPc3L
MD5 SHA1 SHA512 SSDEEP

Submit Download

memory/1132-140-0x0000000000743000-0x0000000000762000-memory.dmp

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memory/1132-141-0x0000000000400000-0x0000000000468000-memory.dmp

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memory/1132-150-0x0000000000400000-0x0000000000468000-memory.dmp

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memory/2708-153-0x0000000000400000-0x0000000000468000-memory.dmp

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memory/2708-152-0x0000000000594000-0x00000000005B2000-memory.dmp

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memory/3628-139-0x0000000000400000-0x0000000000468000-memory.dmp

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memory/3628-132-0x0000000000723000-0x0000000000742000-memory.dmp

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memory/3628-138-0x0000000000723000-0x0000000000742000-memory.dmp

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memory/3628-134-0x0000000000400000-0x0000000000468000-memory.dmp

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memory/3628-133-0x00000000005F0000-0x000000000062E000-memory.dmp

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memory/4392-158-0x0000000000614000-0x0000000000632000-memory.dmp

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memory/4392-159-0x0000000000400000-0x0000000000468000-memory.dmp

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