amadey | 160af97e68142c8ed61b395e43beda19186a513a1e96d5d282be377c3ef92fe7

Analysis

max time kernel
150s
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
07/12/2022, 22:52

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General

Target
file.exe
Size 322KB
Sample221207-2tdwcsbd71
SHA256 160af97e68142c8ed61b395e43beda19186a513a1e96d5d282be377c3ef92fe7
MD5 83d7560e37c5a2d3f891e0a568279005
SHA1 a941483be8ea1e189f1111f9858322c88d94e8a8
SHA512 17191a92442b1dd9675d7b3b9a583e8c34927df274d4bf7b6e15282d251ead2ba66ca935e9b88657f6a3aa84591faab5edcb996a6fa250f1f92725bbc3c11a3f
SSDEEP 6144:Flhks4l76HF0PVP9ZKQVgcxH+s/5zN8Eilf:Flqs4xVVbxH+WN6l
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/0x000c000000022e15-153.dat	amadey_cred_module
behavioral2/memory/4428-156-0x0000000000AB0000-0x0000000000AD4000-memory.dmp	amadey_cred_module
behavioral2/files/0x000c000000022e15-155.dat	amadey_cred_module
behavioral2/files/0x000c000000022e15-154.dat	amadey_cred_module

Blocklisted process makes network request 1 IoCs

flow	pid	Process
31	4428	rundll32.exe

Downloads MZ/PE file

Executes dropped EXE 3 IoCs

pid	Process
4788	gntuud.exe
4068	gntuud.exe
3636	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
4428	rundll32.exe
4428	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
4856	2060	WerFault.exe	80
3756	4068	WerFault.exe	95
2428	3636	WerFault.exe	100

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
4664	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4428	rundll32.exe
4428	rundll32.exe
4428	rundll32.exe
4428	rundll32.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 2060 wrote to memory of 4788	2060	file.exe	81
PID 2060 wrote to memory of 4788	2060	file.exe	81
PID 2060 wrote to memory of 4788	2060	file.exe	81
PID 4788 wrote to memory of 4664	4788	gntuud.exe	84
PID 4788 wrote to memory of 4664	4788	gntuud.exe	84
PID 4788 wrote to memory of 4664	4788	gntuud.exe	84
PID 4788 wrote to memory of 3352	4788	gntuud.exe	86
PID 4788 wrote to memory of 3352	4788	gntuud.exe	86
PID 4788 wrote to memory of 3352	4788	gntuud.exe	86
PID 3352 wrote to memory of 364	3352	cmd.exe	88
PID 3352 wrote to memory of 364	3352	cmd.exe	88
PID 3352 wrote to memory of 364	3352	cmd.exe	88
PID 3352 wrote to memory of 812	3352	cmd.exe	89
PID 3352 wrote to memory of 812	3352	cmd.exe	89
PID 3352 wrote to memory of 812	3352	cmd.exe	89
PID 3352 wrote to memory of 4728	3352	cmd.exe	90
PID 3352 wrote to memory of 4728	3352	cmd.exe	90
PID 3352 wrote to memory of 4728	3352	cmd.exe	90
PID 3352 wrote to memory of 4840	3352	cmd.exe	91
PID 3352 wrote to memory of 4840	3352	cmd.exe	91
PID 3352 wrote to memory of 4840	3352	cmd.exe	91
PID 3352 wrote to memory of 4488	3352	cmd.exe	92
PID 3352 wrote to memory of 4488	3352	cmd.exe	92
PID 3352 wrote to memory of 4488	3352	cmd.exe	92
PID 3352 wrote to memory of 5032	3352	cmd.exe	93
PID 3352 wrote to memory of 5032	3352	cmd.exe	93
PID 3352 wrote to memory of 5032	3352	cmd.exe	93
PID 4788 wrote to memory of 4428	4788	gntuud.exe	99
PID 4788 wrote to memory of 4428	4788	gntuud.exe	99
PID 4788 wrote to memory of 4428	4788	gntuud.exe	99

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:2060
- 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:4788
- - 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:4664
- - 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:3352
  - - C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /S /D /c" echo Y"
      4⤵
      PID:364
  - - C:\Windows\SysWOW64\cacls.exe
      CACLS "gntuud.exe" /P "Admin:N"
      4⤵
      PID:812
  - - C:\Windows\SysWOW64\cacls.exe
      CACLS "gntuud.exe" /P "Admin:R" /E
      4⤵
      PID:4728
  - - C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /S /D /c" echo Y"
      4⤵
      PID:4840
  - - C:\Windows\SysWOW64\cacls.exe
      CACLS "..\9c69749b54" /P "Admin:N"
      4⤵
      PID:4488
  - - C:\Windows\SysWOW64\cacls.exe
      CACLS "..\9c69749b54" /P "Admin:R" /E
      4⤵
      PID:5032
- - 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:4428
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2060 -s 1136
  2⤵
  - Program crash
  PID:4856

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 396 -p 2060 -ip 2060
1⤵
PID:4704

C:\Users\Admin\AppData\Local\Temp\9c69749b54\gntuud.exe
C:\Users\Admin\AppData\Local\Temp\9c69749b54\gntuud.exe
1⤵
- Executes dropped EXE
PID:4068
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4068 -s 416
  2⤵
  - Program crash
  PID:3756

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 548 -p 4068 -ip 4068
1⤵
PID:3340

C:\Users\Admin\AppData\Local\Temp\9c69749b54\gntuud.exe
C:\Users\Admin\AppData\Local\Temp\9c69749b54\gntuud.exe
1⤵
- Executes dropped EXE
PID:3636
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3636 -s 416
  2⤵
  - Program crash
  PID:2428

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 560 -p 3636 -ip 3636
1⤵
PID:3640

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 322KB
SHA256 160af97e68142c8ed61b395e43beda19186a513a1e96d5d282be377c3ef92fe7
MD5 83d7560e37c5a2d3f891e0a568279005
SHA1 a941483be8ea1e189f1111f9858322c88d94e8a8
SHA512 17191a92442b1dd9675d7b3b9a583e8c34927df274d4bf7b6e15282d251ead2ba66ca935e9b88657f6a3aa84591faab5edcb996a6fa250f1f92725bbc3c11a3f
SSDEEP 6144:Flhks4l76HF0PVP9ZKQVgcxH+s/5zN8Eilf:Flqs4xVVbxH+WN6l
MD5 SHA1 SHA512 SSDEEP

Submit Download

gntuud.exe

Path C:\Users\Admin\AppData\Local\Temp\9c69749b54\gntuud.exe
Size 322KB
SHA256 160af97e68142c8ed61b395e43beda19186a513a1e96d5d282be377c3ef92fe7
MD5 83d7560e37c5a2d3f891e0a568279005
SHA1 a941483be8ea1e189f1111f9858322c88d94e8a8
SHA512 17191a92442b1dd9675d7b3b9a583e8c34927df274d4bf7b6e15282d251ead2ba66ca935e9b88657f6a3aa84591faab5edcb996a6fa250f1f92725bbc3c11a3f
SSDEEP 6144:Flhks4l76HF0PVP9ZKQVgcxH+s/5zN8Eilf:Flqs4xVVbxH+WN6l
MD5 SHA1 SHA512 SSDEEP

Submit Download

gntuud.exe

Path C:\Users\Admin\AppData\Local\Temp\9c69749b54\gntuud.exe
Size 322KB
SHA256 160af97e68142c8ed61b395e43beda19186a513a1e96d5d282be377c3ef92fe7
MD5 83d7560e37c5a2d3f891e0a568279005
SHA1 a941483be8ea1e189f1111f9858322c88d94e8a8
SHA512 17191a92442b1dd9675d7b3b9a583e8c34927df274d4bf7b6e15282d251ead2ba66ca935e9b88657f6a3aa84591faab5edcb996a6fa250f1f92725bbc3c11a3f
SSDEEP 6144:Flhks4l76HF0PVP9ZKQVgcxH+s/5zN8Eilf:Flqs4xVVbxH+WN6l
MD5 SHA1 SHA512 SSDEEP

Submit Download

gntuud.exe

Path C:\Users\Admin\AppData\Local\Temp\9c69749b54\gntuud.exe
Size 322KB
SHA256 160af97e68142c8ed61b395e43beda19186a513a1e96d5d282be377c3ef92fe7
MD5 83d7560e37c5a2d3f891e0a568279005
SHA1 a941483be8ea1e189f1111f9858322c88d94e8a8
SHA512 17191a92442b1dd9675d7b3b9a583e8c34927df274d4bf7b6e15282d251ead2ba66ca935e9b88657f6a3aa84591faab5edcb996a6fa250f1f92725bbc3c11a3f
SSDEEP 6144:Flhks4l76HF0PVP9ZKQVgcxH+s/5zN8Eilf:Flqs4xVVbxH+WN6l
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/2060-135-0x0000000000723000-0x0000000000742000-memory.dmp

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memory/2060-137-0x0000000000400000-0x000000000046D000-memory.dmp

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memory/2060-136-0x00000000005C0000-0x00000000005FE000-memory.dmp

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memory/3636-159-0x0000000000400000-0x000000000046D000-memory.dmp

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memory/3636-158-0x00000000004F4000-0x0000000000512000-memory.dmp

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memory/4068-151-0x0000000000400000-0x000000000046D000-memory.dmp

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memory/4068-150-0x00000000005C4000-0x00000000005E2000-memory.dmp

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memory/4428-156-0x0000000000AB0000-0x0000000000AD4000-memory.dmp

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memory/4788-148-0x0000000000400000-0x000000000046D000-memory.dmp

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memory/4788-139-0x0000000000400000-0x000000000046D000-memory.dmp

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memory/4788-138-0x00000000006D3000-0x00000000006F2000-memory.dmp

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