amadey | 8cc6679c34691a07ca82dfa2e42bb4cb80b8f3283bad650d6e3818ac030c32d3

Analysis

max time kernel
149s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
22-05-2024 19:04

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General

Target

58fadac0148f4700691a27abba4e41a0df870120ca131083c61a9404cf59cd99.exe
Size

277KB
MD5

a34f98dd943b8cccb2f645b07d52ca76
SHA1

7883bc8dd3e33c9d96fe217aa46a09c1b0e3d605
SHA256

58fadac0148f4700691a27abba4e41a0df870120ca131083c61a9404cf59cd99
SHA512

00ee5bd0c09a349cab2b8589db5582d52b8d7b58036508bc65359f376bfd4d808478daf33eb8735ec09c8a7aa2d1b962c36e0e77940a24463378939096c9a041
SSDEEP

6144:KIy+bnr+Gp0yN90QEiILYVudMMgcemAPMinb7ZtaFS:kMray90QIUVumMgcrAPMinuFS

Score

10^/10

amadey healer 59b440 dropper evasion persistence trojan

Malware Config

Extracted

Family

amadey

Version

3.87

Botnet

59b440

http://77.91.68.18

Attributes

install_dir
b40d11255d
install_file
saves.exe
strings_key
fa622dfc42544927a6471829ee1fa9fe
url_paths
/nice/index.php

rc4.plain

Signatures

Amadey
Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.
trojan amadey

Detects Healer an antivirus disabler dropper 2 IoCs

resource	yara_rule
behavioral9/files/0x0008000000023406-6.dat	healer
behavioral9/memory/2372-7-0x0000000000760000-0x000000000076A000-memory.dmp	healer

Healer
Healer an antivirus disabler dropper.
dropper healer

Modifies Windows Defender Real-time Protection settings 3 TTPs 6 IoCs

evasion trojan

Modify Registry

T1112

Windows Service

T1543.003

Disable or Modify Tools

T1562.001

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	g6850388.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	g6850388.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	g6850388.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	g6850388.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	g6850388.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	g6850388.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-1-5-21-1337824034-2731376981-3755436523-1000\Control Panel\International\Geo\Nation	saves.exe
Key value queried	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Control Panel\International\Geo\Nation	h8653206.exe

Executes dropped EXE 5 IoCs

pid	Process
2372	g6850388.exe
1200	h8653206.exe
3616	saves.exe
916	saves.exe
4708	saves.exe

Windows security modification 2 TTPs 1 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0"	g6850388.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\""	58fadac0148f4700691a27abba4e41a0df870120ca131083c61a9404cf59cd99.exe

Launches sc.exe 1 IoCs

Sc.exe is a Windows utlilty to control services on the system.

pid	Process
2652	sc.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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/Job

T1053

pid	Process
2312	schtasks.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2372	g6850388.exe
2372	g6850388.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2372	g6850388.exe

Suspicious use of WriteProcessMemory 32 IoCs

description	pid	Process	procid_target
PID 1292 wrote to memory of 2372	1292	58fadac0148f4700691a27abba4e41a0df870120ca131083c61a9404cf59cd99.exe	83
PID 1292 wrote to memory of 2372	1292	58fadac0148f4700691a27abba4e41a0df870120ca131083c61a9404cf59cd99.exe	83
PID 1292 wrote to memory of 1200	1292	58fadac0148f4700691a27abba4e41a0df870120ca131083c61a9404cf59cd99.exe	94
PID 1292 wrote to memory of 1200	1292	58fadac0148f4700691a27abba4e41a0df870120ca131083c61a9404cf59cd99.exe	94
PID 1292 wrote to memory of 1200	1292	58fadac0148f4700691a27abba4e41a0df870120ca131083c61a9404cf59cd99.exe	94
PID 1200 wrote to memory of 3616	1200	h8653206.exe	95
PID 1200 wrote to memory of 3616	1200	h8653206.exe	95
PID 1200 wrote to memory of 3616	1200	h8653206.exe	95
PID 3616 wrote to memory of 2312	3616	saves.exe	96
PID 3616 wrote to memory of 2312	3616	saves.exe	96
PID 3616 wrote to memory of 2312	3616	saves.exe	96
PID 3616 wrote to memory of 5040	3616	saves.exe	98
PID 3616 wrote to memory of 5040	3616	saves.exe	98
PID 3616 wrote to memory of 5040	3616	saves.exe	98
PID 5040 wrote to memory of 864	5040	cmd.exe	100
PID 5040 wrote to memory of 864	5040	cmd.exe	100
PID 5040 wrote to memory of 864	5040	cmd.exe	100
PID 5040 wrote to memory of 2112	5040	cmd.exe	101
PID 5040 wrote to memory of 2112	5040	cmd.exe	101
PID 5040 wrote to memory of 2112	5040	cmd.exe	101
PID 5040 wrote to memory of 4636	5040	cmd.exe	102
PID 5040 wrote to memory of 4636	5040	cmd.exe	102
PID 5040 wrote to memory of 4636	5040	cmd.exe	102
PID 5040 wrote to memory of 4600	5040	cmd.exe	103
PID 5040 wrote to memory of 4600	5040	cmd.exe	103
PID 5040 wrote to memory of 4600	5040	cmd.exe	103
PID 5040 wrote to memory of 1568	5040	cmd.exe	104
PID 5040 wrote to memory of 1568	5040	cmd.exe	104
PID 5040 wrote to memory of 1568	5040	cmd.exe	104
PID 5040 wrote to memory of 4672	5040	cmd.exe	105
PID 5040 wrote to memory of 4672	5040	cmd.exe	105
PID 5040 wrote to memory of 4672	5040	cmd.exe	105

C:\Users\Admin\AppData\Local\Temp\58fadac0148f4700691a27abba4e41a0df870120ca131083c61a9404cf59cd99.exe
"C:\Users\Admin\AppData\Local\Temp\58fadac0148f4700691a27abba4e41a0df870120ca131083c61a9404cf59cd99.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1292
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\g6850388.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\g6850388.exe
  2⤵
  - Modifies Windows Defender Real-time Protection settings
  - Executes dropped EXE
  - Windows security modification
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2372
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\h8653206.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\h8653206.exe
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:1200
- - C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
    "C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe"
    3⤵
    - Checks computer location settings
    - Executes dropped EXE
    - Suspicious use of WriteProcessMemory
    PID:3616
  - - C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN saves.exe /TR "C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe" /F
      4⤵
      Creates scheduled task(s)
      PID:2312
  - - C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /k echo Y|CACLS "saves.exe" /P "Admin:N"&&CACLS "saves.exe" /P "Admin:R" /E&&echo Y|CACLS "..\b40d11255d" /P "Admin:N"&&CACLS "..\b40d11255d" /P "Admin:R" /E&&Exit
      4⤵
      Suspicious use of WriteProcessMemory
      PID:5040
    - - C:\Windows\SysWOW64\cmd.exe
        
        C:\Windows\system32\cmd.exe /S /D /c" echo Y"
        5⤵
        
        PID:864
    - - C:\Windows\SysWOW64\cacls.exe
        
        CACLS "saves.exe" /P "Admin:N"
        5⤵
        
        PID:2112
    - - C:\Windows\SysWOW64\cacls.exe
        
        CACLS "saves.exe" /P "Admin:R" /E
        5⤵
        
        PID:4636
    - - C:\Windows\SysWOW64\cmd.exe
        
        C:\Windows\system32\cmd.exe /S /D /c" echo Y"
        5⤵
        
        PID:4600
    - - C:\Windows\SysWOW64\cacls.exe
        
        CACLS "..\b40d11255d" /P "Admin:N"
        5⤵
        
        PID:1568
    - - C:\Windows\SysWOW64\cacls.exe
        
        CACLS "..\b40d11255d" /P "Admin:R" /E
        5⤵
        
        PID:4672

C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
1⤵
- Executes dropped EXE
PID:916

C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
1⤵
- Executes dropped EXE
PID:4708

C:\Windows\system32\sc.exe
C:\Windows\system32\sc.exe start wuauserv
1⤵
- Launches sc.exe
PID:2652

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Scheduled Task/Job

T1053

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Scheduled Task/Job

T1053

Defense Evasion

Impair Defenses

T1562

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\g6850388.exe

Filesize
11KB

MD5
db880bd51eddd881f8d451ea5ab34138

SHA1
0d9b6db84da30017658c152bd5edee88aa9482bb

SHA256
8f5e93ebc4b7d0d799607aa74b072ef4d9d0911f0e16cc3c004afc005bd070c5

SHA512
814dd075e594810b8c2b589686d97339cea200f82482d0b9a1a9d4477b30233218d814046c216fc503a3d99d0775484ed58a7b09f9ec2059e85eb82f58a87d98

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\h8653206.exe

Filesize
338KB

MD5
a527d7e86075c3f97022dd39a7b9c2c2

SHA1
12c79fe349f1f8c69b6cd5e61e9e84bcc8ec5d79

SHA256
93ba5343fcb962d0558f3c4078bac1b46f27c2f77c6fa67511e4c231f40710c3

SHA512
4859b56d437fb749f80829e6507b9c9ffec11219c662375e7c620c84286133c291ff92d1e30cb0892c335741af92cd72e57c0638c5dd6e64e9f258b36f09ee1e

Download Submit
memory/2372-7-0x0000000000760000-0x000000000076A000-memory.dmp

Filesize
40KB

Download
memory/2372-8-0x00007FFA74DB3000-0x00007FFA74DB5000-memory.dmp

Filesize
8KB

Download