amadey | dff2ca8fdd669045bc8ff312e74621bae2fb2a7d821b074e10cf66ed9dae049f

Analysis

max time kernel
103s
max time network
138s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
07/12/2022, 17:32

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General

Target
file.exe
Size 323KB
Sample221207-v4ahcsfe54
SHA256 dff2ca8fdd669045bc8ff312e74621bae2fb2a7d821b074e10cf66ed9dae049f
MD5 d3cec9dd930c0a6e3970241de6d87425
SHA1 ff4a6996374957933e8140a250bf9546dca1b652
SHA512 7d4534d673d003396e19a1551d88facddbd579d3f35c2c9fe8469c4a8c2cda3a3362904f49c0ff1453294251fa104be53c3a17d1a8f27a15f9f9751927ddcc05
SSDEEP 6144:tycRT5aYfosKbBGHGtl6iDjAqY0ggY1GKWQYLilf:tLR9tLKbBGmD8TWql
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 4 IoCs

resource	yara_rule
behavioral2/files/0x0008000000022f5c-156.dat	amadey_cred_module
behavioral2/memory/1244-159-0x0000000000B90000-0x0000000000BB4000-memory.dmp	amadey_cred_module
behavioral2/files/0x0008000000022f5c-158.dat	amadey_cred_module
behavioral2/files/0x0008000000022f5c-157.dat	amadey_cred_module

Blocklisted process makes network request 1 IoCs

flow	pid	Process
33	1244	rundll32.exe

Executes dropped EXE 3 IoCs

pid	Process
2560	gntuud.exe
1288	gntuud.exe
3196	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 2 IoCs

pid	Process
1244	rundll32.exe
1244	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
3856	4452	WerFault.exe	79
4864	1288	WerFault.exe	95
4356	3196	WerFault.exe	105

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
4120	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1244	rundll32.exe
1244	rundll32.exe
1244	rundll32.exe
1244	rundll32.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 4452 wrote to memory of 2560	4452	file.exe	80
PID 4452 wrote to memory of 2560	4452	file.exe	80
PID 4452 wrote to memory of 2560	4452	file.exe	80
PID 2560 wrote to memory of 4120	2560	gntuud.exe	83
PID 2560 wrote to memory of 4120	2560	gntuud.exe	83
PID 2560 wrote to memory of 4120	2560	gntuud.exe	83
PID 2560 wrote to memory of 2716	2560	gntuud.exe	85
PID 2560 wrote to memory of 2716	2560	gntuud.exe	85
PID 2560 wrote to memory of 2716	2560	gntuud.exe	85
PID 2716 wrote to memory of 228	2716	cmd.exe	87
PID 2716 wrote to memory of 228	2716	cmd.exe	87
PID 2716 wrote to memory of 228	2716	cmd.exe	87
PID 2716 wrote to memory of 1788	2716	cmd.exe	88
PID 2716 wrote to memory of 1788	2716	cmd.exe	88
PID 2716 wrote to memory of 1788	2716	cmd.exe	88
PID 2716 wrote to memory of 2444	2716	cmd.exe	89
PID 2716 wrote to memory of 2444	2716	cmd.exe	89
PID 2716 wrote to memory of 2444	2716	cmd.exe	89
PID 2716 wrote to memory of 4592	2716	cmd.exe	90
PID 2716 wrote to memory of 4592	2716	cmd.exe	90
PID 2716 wrote to memory of 4592	2716	cmd.exe	90
PID 2716 wrote to memory of 4984	2716	cmd.exe	91
PID 2716 wrote to memory of 4984	2716	cmd.exe	91
PID 2716 wrote to memory of 4984	2716	cmd.exe	91
PID 2716 wrote to memory of 448	2716	cmd.exe	92
PID 2716 wrote to memory of 448	2716	cmd.exe	92
PID 2716 wrote to memory of 448	2716	cmd.exe	92
PID 2560 wrote to memory of 1244	2560	gntuud.exe	102
PID 2560 wrote to memory of 1244	2560	gntuud.exe	102
PID 2560 wrote to memory of 1244	2560	gntuud.exe	102

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:4452
- 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:2560
- - 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:4120
- - 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:2716
  - - C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /S /D /c" echo Y"
      4⤵
      PID:228
  - - C:\Windows\SysWOW64\cacls.exe
      CACLS "gntuud.exe" /P "Admin:N"
      4⤵
      PID:1788
  - - C:\Windows\SysWOW64\cacls.exe
      CACLS "gntuud.exe" /P "Admin:R" /E
      4⤵
      PID:2444
  - - C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /S /D /c" echo Y"
      4⤵
      PID:4592
  - - C:\Windows\SysWOW64\cacls.exe
      CACLS "..\9c69749b54" /P "Admin:N"
      4⤵
      PID:4984
  - - C:\Windows\SysWOW64\cacls.exe
      CACLS "..\9c69749b54" /P "Admin:R" /E
      4⤵
      PID:448
- - 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:1244
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4452 -s 888
  2⤵
  - Program crash
  PID:3856

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 4452 -ip 4452
1⤵
PID:1476

C:\Users\Admin\AppData\Local\Temp\9c69749b54\gntuud.exe
C:\Users\Admin\AppData\Local\Temp\9c69749b54\gntuud.exe
1⤵
- Executes dropped EXE
PID:1288
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1288 -s 424
  2⤵
  - Program crash
  PID:4864

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 1288 -ip 1288
1⤵
PID:3328

C:\Users\Admin\AppData\Local\Temp\9c69749b54\gntuud.exe
C:\Users\Admin\AppData\Local\Temp\9c69749b54\gntuud.exe
1⤵
- Executes dropped EXE
PID:3196
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3196 -s 424
  2⤵
  - Program crash
  PID:4356

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 568 -p 3196 -ip 3196
1⤵
PID:1700

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 323KB
SHA256 dff2ca8fdd669045bc8ff312e74621bae2fb2a7d821b074e10cf66ed9dae049f
MD5 d3cec9dd930c0a6e3970241de6d87425
SHA1 ff4a6996374957933e8140a250bf9546dca1b652
SHA512 7d4534d673d003396e19a1551d88facddbd579d3f35c2c9fe8469c4a8c2cda3a3362904f49c0ff1453294251fa104be53c3a17d1a8f27a15f9f9751927ddcc05
SSDEEP 6144:tycRT5aYfosKbBGHGtl6iDjAqY0ggY1GKWQYLilf:tLR9tLKbBGmD8TWql
MD5 SHA1 SHA512 SSDEEP

Submit Download

gntuud.exe

Path C:\Users\Admin\AppData\Local\Temp\9c69749b54\gntuud.exe
Size 323KB
SHA256 dff2ca8fdd669045bc8ff312e74621bae2fb2a7d821b074e10cf66ed9dae049f
MD5 d3cec9dd930c0a6e3970241de6d87425
SHA1 ff4a6996374957933e8140a250bf9546dca1b652
SHA512 7d4534d673d003396e19a1551d88facddbd579d3f35c2c9fe8469c4a8c2cda3a3362904f49c0ff1453294251fa104be53c3a17d1a8f27a15f9f9751927ddcc05
SSDEEP 6144:tycRT5aYfosKbBGHGtl6iDjAqY0ggY1GKWQYLilf:tLR9tLKbBGmD8TWql
MD5 SHA1 SHA512 SSDEEP

Submit Download

gntuud.exe

Path C:\Users\Admin\AppData\Local\Temp\9c69749b54\gntuud.exe
Size 323KB
SHA256 dff2ca8fdd669045bc8ff312e74621bae2fb2a7d821b074e10cf66ed9dae049f
MD5 d3cec9dd930c0a6e3970241de6d87425
SHA1 ff4a6996374957933e8140a250bf9546dca1b652
SHA512 7d4534d673d003396e19a1551d88facddbd579d3f35c2c9fe8469c4a8c2cda3a3362904f49c0ff1453294251fa104be53c3a17d1a8f27a15f9f9751927ddcc05
SSDEEP 6144:tycRT5aYfosKbBGHGtl6iDjAqY0ggY1GKWQYLilf:tLR9tLKbBGmD8TWql
MD5 SHA1 SHA512 SSDEEP

Submit Download

gntuud.exe

Path C:\Users\Admin\AppData\Local\Temp\9c69749b54\gntuud.exe
Size 323KB
SHA256 dff2ca8fdd669045bc8ff312e74621bae2fb2a7d821b074e10cf66ed9dae049f
MD5 d3cec9dd930c0a6e3970241de6d87425
SHA1 ff4a6996374957933e8140a250bf9546dca1b652
SHA512 7d4534d673d003396e19a1551d88facddbd579d3f35c2c9fe8469c4a8c2cda3a3362904f49c0ff1453294251fa104be53c3a17d1a8f27a15f9f9751927ddcc05
SSDEEP 6144:tycRT5aYfosKbBGHGtl6iDjAqY0ggY1GKWQYLilf:tLR9tLKbBGmD8TWql
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

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/1244-159-0x0000000000B90000-0x0000000000BB4000-memory.dmp

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memory/1288-153-0x0000000000634000-0x0000000000653000-memory.dmp

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memory/1288-154-0x0000000000400000-0x000000000046D000-memory.dmp

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memory/2560-139-0x00000000006D0000-0x000000000070E000-memory.dmp

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memory/2560-138-0x00000000005E3000-0x0000000000602000-memory.dmp

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memory/2560-140-0x0000000000400000-0x000000000046D000-memory.dmp

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memory/2560-151-0x0000000000400000-0x000000000046D000-memory.dmp

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memory/3196-161-0x00000000006C4000-0x00000000006E3000-memory.dmp

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memory/3196-162-0x0000000000400000-0x000000000046D000-memory.dmp

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memory/4452-150-0x0000000000400000-0x000000000046D000-memory.dmp

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memory/4452-132-0x00000000005F3000-0x0000000000612000-memory.dmp

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memory/4452-149-0x00000000005F3000-0x0000000000612000-memory.dmp

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memory/4452-134-0x0000000000400000-0x000000000046D000-memory.dmp

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memory/4452-133-0x00000000007E0000-0x000000000081E000-memory.dmp

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