amadey | aef5f37c4670d8a9be061f2f268cce170a024a6a15218849ee3fa2595ebff64e

Analysis

max time kernel
112s
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
15/12/2022, 10:59

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General

Target
file.exe
Size 367KB
Sample221215-m3d56acb93
SHA256 aef5f37c4670d8a9be061f2f268cce170a024a6a15218849ee3fa2595ebff64e
MD5 b2bb96a6c6ff2b875504d83c4ab62547
SHA1 b4a120203568c598e47510ded1281cf930a86c13
SHA512 9189e5cbc8aae8ab19a125133b456b2a2e60f38d5d5ee82ddb697f5ec1f7686928b01e4556865abf06435532757b838caffa190eccebea26ef5f446937a7156c
SSDEEP 6144:0YCh7LAgr3j20Gaq+o8irC1c0zcNue0isvzpQ6ijLxQFiaI:yxkgnDo8id0zcNuexqzpQ6ijqF
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

amadey collection spyware stealer trojan

Malware Config

Extracted

Family

amadey

Version

3.60

62.204.41.79/fb73jc3/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/0x000e000000022e56-156.dat	amadey_cred_module
behavioral2/files/0x000e000000022e56-157.dat	amadey_cred_module
behavioral2/files/0x000e000000022e56-158.dat	amadey_cred_module
behavioral2/memory/960-159-0x0000000002100000-0x0000000002124000-memory.dmp	amadey_cred_module

Blocklisted process makes network request 1 IoCs

flow	pid	Process
84	960	rundll32.exe

Downloads MZ/PE file

Executes dropped EXE 3 IoCs

pid	Process
5004	gntuud.exe
2272	gntuud.exe
756	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 2 IoCs

pid	Process
960	rundll32.exe
960	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 6 IoCs

pid	pid_target	Process	procid_target
4932	4004	WerFault.exe	79
3544	4004	WerFault.exe	79
4156	2272	WerFault.exe	103
3500	2272	WerFault.exe	103
3584	756	WerFault.exe	109
2508	756	WerFault.exe	109

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
1188	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
960	rundll32.exe
960	rundll32.exe
960	rundll32.exe
960	rundll32.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 4004 wrote to memory of 5004	4004	file.exe	80
PID 4004 wrote to memory of 5004	4004	file.exe	80
PID 4004 wrote to memory of 5004	4004	file.exe	80
PID 5004 wrote to memory of 1188	5004	gntuud.exe	86
PID 5004 wrote to memory of 1188	5004	gntuud.exe	86
PID 5004 wrote to memory of 1188	5004	gntuud.exe	86
PID 5004 wrote to memory of 460	5004	gntuud.exe	88
PID 5004 wrote to memory of 460	5004	gntuud.exe	88
PID 5004 wrote to memory of 460	5004	gntuud.exe	88
PID 460 wrote to memory of 3152	460	cmd.exe	90
PID 460 wrote to memory of 3152	460	cmd.exe	90
PID 460 wrote to memory of 3152	460	cmd.exe	90
PID 460 wrote to memory of 4264	460	cmd.exe	91
PID 460 wrote to memory of 4264	460	cmd.exe	91
PID 460 wrote to memory of 4264	460	cmd.exe	91
PID 460 wrote to memory of 1100	460	cmd.exe	92
PID 460 wrote to memory of 1100	460	cmd.exe	92
PID 460 wrote to memory of 1100	460	cmd.exe	92
PID 460 wrote to memory of 2260	460	cmd.exe	93
PID 460 wrote to memory of 2260	460	cmd.exe	93
PID 460 wrote to memory of 2260	460	cmd.exe	93
PID 460 wrote to memory of 1936	460	cmd.exe	94
PID 460 wrote to memory of 1936	460	cmd.exe	94
PID 460 wrote to memory of 1936	460	cmd.exe	94
PID 460 wrote to memory of 4036	460	cmd.exe	95
PID 460 wrote to memory of 4036	460	cmd.exe	95
PID 460 wrote to memory of 4036	460	cmd.exe	95
PID 5004 wrote to memory of 960	5004	gntuud.exe	108
PID 5004 wrote to memory of 960	5004	gntuud.exe	108
PID 5004 wrote to memory of 960	5004	gntuud.exe	108

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:4004
- C:\Users\Admin\AppData\Local\Temp\2c33368f7d\gntuud.exe
  "C:\Users\Admin\AppData\Local\Temp\2c33368f7d\gntuud.exe"
  2⤵
  - Executes dropped EXE
  - Checks computer location settings
  - Suspicious use of WriteProcessMemory
  PID:5004
- - 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\2c33368f7d\gntuud.exe" /F
    3⤵
    - Creates scheduled task(s)
    PID:1188
- - 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 "..\2c33368f7d" /P "Admin:N"&&CACLS "..\2c33368f7d" /P "Admin:R" /E&&Exit
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:460
  - - C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /S /D /c" echo Y"
      4⤵
      PID:3152
  - - C:\Windows\SysWOW64\cacls.exe
      CACLS "gntuud.exe" /P "Admin:N"
      4⤵
      PID:4264
  - - C:\Windows\SysWOW64\cacls.exe
      CACLS "gntuud.exe" /P "Admin:R" /E
      4⤵
      PID:1100
  - - C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /S /D /c" echo Y"
      4⤵
      PID:2260
  - - C:\Windows\SysWOW64\cacls.exe
      CACLS "..\2c33368f7d" /P "Admin:N"
      4⤵
      PID:1936
  - - C:\Windows\SysWOW64\cacls.exe
      CACLS "..\2c33368f7d" /P "Admin:R" /E
      4⤵
      PID:4036
- - C:\Windows\SysWOW64\rundll32.exe
    "C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\bf045808586a24\cred64.dll, Main
    3⤵
    - Blocklisted process makes network request
    - Loads dropped DLL
    - Accesses Microsoft Outlook profiles
    - Suspicious behavior: EnumeratesProcesses
    - outlook_win_path
    PID:960
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4004 -s 1212
  2⤵
  - Program crash
  PID:4932
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4004 -s 1280
  2⤵
  - Program crash
  PID:3544

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 4004 -ip 4004
1⤵
PID:4312

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 4004 -ip 4004
1⤵
PID:764

C:\Users\Admin\AppData\Local\Temp\2c33368f7d\gntuud.exe
C:\Users\Admin\AppData\Local\Temp\2c33368f7d\gntuud.exe
1⤵
- Executes dropped EXE
PID:2272
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2272 -s 432
  2⤵
  - Program crash
  PID:4156
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2272 -s 428
  2⤵
  - Program crash
  PID:3500

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 2272 -ip 2272
1⤵
PID:3888

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 544 -p 2272 -ip 2272
1⤵
PID:1896

C:\Users\Admin\AppData\Local\Temp\2c33368f7d\gntuud.exe
C:\Users\Admin\AppData\Local\Temp\2c33368f7d\gntuud.exe
1⤵
- Executes dropped EXE
PID:756
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 756 -s 428
  2⤵
  - Program crash
  PID:3584
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 756 -s 448
  2⤵
  - Program crash
  PID:2508

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 560 -p 756 -ip 756
1⤵
PID:1296

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 756 -ip 756
1⤵
PID:3572

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

Replay Monitor

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Downloads

gntuud.exe

Path C:\Users\Admin\AppData\Local\Temp\2c33368f7d\gntuud.exe
Size 367KB
SHA256 aef5f37c4670d8a9be061f2f268cce170a024a6a15218849ee3fa2595ebff64e
MD5 b2bb96a6c6ff2b875504d83c4ab62547
SHA1 b4a120203568c598e47510ded1281cf930a86c13
SHA512 9189e5cbc8aae8ab19a125133b456b2a2e60f38d5d5ee82ddb697f5ec1f7686928b01e4556865abf06435532757b838caffa190eccebea26ef5f446937a7156c
SSDEEP 6144:0YCh7LAgr3j20Gaq+o8irC1c0zcNue0isvzpQ6ijLxQFiaI:yxkgnDo8id0zcNuexqzpQ6ijqF
MD5 SHA1 SHA512 SSDEEP

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gntuud.exe

Path C:\Users\Admin\AppData\Local\Temp\2c33368f7d\gntuud.exe
Size 367KB
SHA256 aef5f37c4670d8a9be061f2f268cce170a024a6a15218849ee3fa2595ebff64e
MD5 b2bb96a6c6ff2b875504d83c4ab62547
SHA1 b4a120203568c598e47510ded1281cf930a86c13
SHA512 9189e5cbc8aae8ab19a125133b456b2a2e60f38d5d5ee82ddb697f5ec1f7686928b01e4556865abf06435532757b838caffa190eccebea26ef5f446937a7156c
SSDEEP 6144:0YCh7LAgr3j20Gaq+o8irC1c0zcNue0isvzpQ6ijLxQFiaI:yxkgnDo8id0zcNuexqzpQ6ijqF
MD5 SHA1 SHA512 SSDEEP

Submit Download

gntuud.exe

Path C:\Users\Admin\AppData\Local\Temp\2c33368f7d\gntuud.exe
Size 367KB
SHA256 aef5f37c4670d8a9be061f2f268cce170a024a6a15218849ee3fa2595ebff64e
MD5 b2bb96a6c6ff2b875504d83c4ab62547
SHA1 b4a120203568c598e47510ded1281cf930a86c13
SHA512 9189e5cbc8aae8ab19a125133b456b2a2e60f38d5d5ee82ddb697f5ec1f7686928b01e4556865abf06435532757b838caffa190eccebea26ef5f446937a7156c
SSDEEP 6144:0YCh7LAgr3j20Gaq+o8irC1c0zcNue0isvzpQ6ijLxQFiaI:yxkgnDo8id0zcNuexqzpQ6ijqF
MD5 SHA1 SHA512 SSDEEP

Submit Download

gntuud.exe

Path C:\Users\Admin\AppData\Local\Temp\2c33368f7d\gntuud.exe
Size 367KB
SHA256 aef5f37c4670d8a9be061f2f268cce170a024a6a15218849ee3fa2595ebff64e
MD5 b2bb96a6c6ff2b875504d83c4ab62547
SHA1 b4a120203568c598e47510ded1281cf930a86c13
SHA512 9189e5cbc8aae8ab19a125133b456b2a2e60f38d5d5ee82ddb697f5ec1f7686928b01e4556865abf06435532757b838caffa190eccebea26ef5f446937a7156c
SSDEEP 6144:0YCh7LAgr3j20Gaq+o8irC1c0zcNue0isvzpQ6ijLxQFiaI:yxkgnDo8id0zcNuexqzpQ6ijqF
MD5 SHA1 SHA512 SSDEEP

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cred64.dll

Path C:\Users\Admin\AppData\Roaming\bf045808586a24\cred64.dll
Size 126KB
SHA256 d35b5dd18d91dbfe3dc89cb75b6a26757777b5c52a33cd8fcf6e5ed45a946f1a
MD5 9995abf2f401e4945a7d2930a3727619
SHA1 7715e14ad6e4adf609c62c5812419800343fbd4f
SHA512 42726fb602958594914b5bc936aff36833823f9f9da9bc80a46579d96cec12c7df070c174ec9dd82c21f2fe44f1e9a4a2e50d9944fea6379dbdec666727a7eda
SSDEEP 3072:ox7pOYzBekcmWDWCMq6As523HeS9FAiZ87vO2rlL3Rne9:ox7ZNhc/dMq6AO0a7vVlT
MD5 SHA1 SHA512 SSDEEP

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cred64.dll

Path C:\Users\Admin\AppData\Roaming\bf045808586a24\cred64.dll
Size 126KB
SHA256 d35b5dd18d91dbfe3dc89cb75b6a26757777b5c52a33cd8fcf6e5ed45a946f1a
MD5 9995abf2f401e4945a7d2930a3727619
SHA1 7715e14ad6e4adf609c62c5812419800343fbd4f
SHA512 42726fb602958594914b5bc936aff36833823f9f9da9bc80a46579d96cec12c7df070c174ec9dd82c21f2fe44f1e9a4a2e50d9944fea6379dbdec666727a7eda
SSDEEP 3072:ox7pOYzBekcmWDWCMq6As523HeS9FAiZ87vO2rlL3Rne9:ox7ZNhc/dMq6AO0a7vVlT
MD5 SHA1 SHA512 SSDEEP

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cred64.dll

Path C:\Users\Admin\AppData\Roaming\bf045808586a24\cred64.dll
Size 126KB
SHA256 d35b5dd18d91dbfe3dc89cb75b6a26757777b5c52a33cd8fcf6e5ed45a946f1a
MD5 9995abf2f401e4945a7d2930a3727619
SHA1 7715e14ad6e4adf609c62c5812419800343fbd4f
SHA512 42726fb602958594914b5bc936aff36833823f9f9da9bc80a46579d96cec12c7df070c174ec9dd82c21f2fe44f1e9a4a2e50d9944fea6379dbdec666727a7eda
SSDEEP 3072:ox7pOYzBekcmWDWCMq6As523HeS9FAiZ87vO2rlL3Rne9:ox7ZNhc/dMq6AO0a7vVlT
MD5 SHA1 SHA512 SSDEEP

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memory/756-163-0x0000000000400000-0x0000000000462000-memory.dmp

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memory/756-162-0x0000000000470000-0x0000000000570000-memory.dmp

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memory/960-159-0x0000000002100000-0x0000000002124000-memory.dmp

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memory/2272-153-0x000000000064C000-0x000000000066B000-memory.dmp

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memory/2272-154-0x0000000000400000-0x0000000000462000-memory.dmp

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memory/4004-139-0x0000000000400000-0x0000000000462000-memory.dmp

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memory/4004-133-0x00000000005E0000-0x000000000061E000-memory.dmp

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memory/4004-134-0x0000000000400000-0x0000000000462000-memory.dmp

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memory/4004-132-0x00000000004A9000-0x00000000004C9000-memory.dmp

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memory/4004-138-0x00000000004A9000-0x00000000004C9000-memory.dmp

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memory/5004-145-0x0000000000400000-0x0000000000462000-memory.dmp

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memory/5004-144-0x0000000000818000-0x0000000000838000-memory.dmp

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memory/5004-151-0x0000000000400000-0x0000000000462000-memory.dmp

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memory/5004-150-0x0000000000818000-0x0000000000838000-memory.dmp

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