amadey | 5e226d8262fc6a306a8623ff2317e80de04307b5a5893f24200377dfacb41830

Analysis

max time kernel
132s
max time network
126s
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 18:33

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General

Target

075e0048e616f67de702a289e630f2df2651249474b3366d424d5bfefc2071e5.exe
Size

234KB
MD5

7dafcde60491fa34e526c8eaafac0f01
SHA1

d0c0ff3f2e2b66559d99dc660540f0a8dd83cc67
SHA256

075e0048e616f67de702a289e630f2df2651249474b3366d424d5bfefc2071e5
SHA512

75fed00edb3d5811cf0b70b07c789f59be7aad30579779dfa70376b82268b0e52d599792b741c954c97c8d8d10100d5cee7c3835d2250023b9060c329090d14c
SSDEEP

6144:KUy+bnr+5c3pxeXjyqu+Oeu+Oeu+OeuJZp5JZp5JZp5JZp5QgwAQgwAQgwAQSp0J:IMrWc3pxeXjyqu+Oeu+Oeu+OeuJZp5JO

Score

10^/10

amadey healer fb0fb8 dropper evasion persistence trojan

Malware Config

Extracted

Family

amadey

Version

3.89

Botnet

fb0fb8

http://77.91.68.52

Attributes

install_dir
fefffe8cea
install_file
explonde.exe
strings_key
916aae73606d7a9e02a1d3b47c199688
url_paths
/mac/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
behavioral2/files/0x000900000002341f-5.dat	healer
behavioral2/memory/3796-8-0x0000000000AA0000-0x0000000000AAA000-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"	g1168736.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	g1168736.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	g1168736.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	g1168736.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	g1168736.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	g1168736.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-1-5-21-4124900551-4068476067-3491212533-1000\Control Panel\International\Geo\Nation	h2359162.exe
Key value queried	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Control Panel\International\Geo\Nation	explonde.exe

Executes dropped EXE 5 IoCs

pid	Process
3796	g1168736.exe
548	h2359162.exe
4656	explonde.exe
3008	explonde.exe
444	explonde.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"	g1168736.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\\\""	075e0048e616f67de702a289e630f2df2651249474b3366d424d5bfefc2071e5.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
1484	schtasks.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3796	g1168736.exe
3796	g1168736.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3796	g1168736.exe

Suspicious use of WriteProcessMemory 32 IoCs

description	pid	Process	procid_target
PID 2788 wrote to memory of 3796	2788	075e0048e616f67de702a289e630f2df2651249474b3366d424d5bfefc2071e5.exe	83
PID 2788 wrote to memory of 3796	2788	075e0048e616f67de702a289e630f2df2651249474b3366d424d5bfefc2071e5.exe	83
PID 2788 wrote to memory of 548	2788	075e0048e616f67de702a289e630f2df2651249474b3366d424d5bfefc2071e5.exe	95
PID 2788 wrote to memory of 548	2788	075e0048e616f67de702a289e630f2df2651249474b3366d424d5bfefc2071e5.exe	95
PID 2788 wrote to memory of 548	2788	075e0048e616f67de702a289e630f2df2651249474b3366d424d5bfefc2071e5.exe	95
PID 548 wrote to memory of 4656	548	h2359162.exe	97
PID 548 wrote to memory of 4656	548	h2359162.exe	97
PID 548 wrote to memory of 4656	548	h2359162.exe	97
PID 4656 wrote to memory of 1484	4656	explonde.exe	99
PID 4656 wrote to memory of 1484	4656	explonde.exe	99
PID 4656 wrote to memory of 1484	4656	explonde.exe	99
PID 4656 wrote to memory of 2452	4656	explonde.exe	101
PID 4656 wrote to memory of 2452	4656	explonde.exe	101
PID 4656 wrote to memory of 2452	4656	explonde.exe	101
PID 2452 wrote to memory of 720	2452	cmd.exe	103
PID 2452 wrote to memory of 720	2452	cmd.exe	103
PID 2452 wrote to memory of 720	2452	cmd.exe	103
PID 2452 wrote to memory of 4976	2452	cmd.exe	104
PID 2452 wrote to memory of 4976	2452	cmd.exe	104
PID 2452 wrote to memory of 4976	2452	cmd.exe	104
PID 2452 wrote to memory of 4496	2452	cmd.exe	105
PID 2452 wrote to memory of 4496	2452	cmd.exe	105
PID 2452 wrote to memory of 4496	2452	cmd.exe	105
PID 2452 wrote to memory of 4072	2452	cmd.exe	106
PID 2452 wrote to memory of 4072	2452	cmd.exe	106
PID 2452 wrote to memory of 4072	2452	cmd.exe	106
PID 2452 wrote to memory of 2672	2452	cmd.exe	107
PID 2452 wrote to memory of 2672	2452	cmd.exe	107
PID 2452 wrote to memory of 2672	2452	cmd.exe	107
PID 2452 wrote to memory of 2824	2452	cmd.exe	108
PID 2452 wrote to memory of 2824	2452	cmd.exe	108
PID 2452 wrote to memory of 2824	2452	cmd.exe	108

C:\Users\Admin\AppData\Local\Temp\075e0048e616f67de702a289e630f2df2651249474b3366d424d5bfefc2071e5.exe
"C:\Users\Admin\AppData\Local\Temp\075e0048e616f67de702a289e630f2df2651249474b3366d424d5bfefc2071e5.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2788
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\g1168736.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\g1168736.exe
  2⤵
  - Modifies Windows Defender Real-time Protection settings
  - Executes dropped EXE
  - Windows security modification
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3796
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\h2359162.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\h2359162.exe
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:548
- - C:\Users\Admin\AppData\Local\Temp\fefffe8cea\explonde.exe
    "C:\Users\Admin\AppData\Local\Temp\fefffe8cea\explonde.exe"
    3⤵
    - Checks computer location settings
    - Executes dropped EXE
    - Suspicious use of WriteProcessMemory
    PID:4656
  - - C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN explonde.exe /TR "C:\Users\Admin\AppData\Local\Temp\fefffe8cea\explonde.exe" /F
      4⤵
      Creates scheduled task(s)
      PID:1484
  - - C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /k echo Y|CACLS "explonde.exe" /P "Admin:N"&&CACLS "explonde.exe" /P "Admin:R" /E&&echo Y|CACLS "..\fefffe8cea" /P "Admin:N"&&CACLS "..\fefffe8cea" /P "Admin:R" /E&&Exit
      4⤵
      Suspicious use of WriteProcessMemory
      PID:2452
    - - C:\Windows\SysWOW64\cmd.exe
        
        C:\Windows\system32\cmd.exe /S /D /c" echo Y"
        5⤵
        
        PID:720
    - - C:\Windows\SysWOW64\cacls.exe
        
        CACLS "explonde.exe" /P "Admin:N"
        5⤵
        
        PID:4976
    - - C:\Windows\SysWOW64\cacls.exe
        
        CACLS "explonde.exe" /P "Admin:R" /E
        5⤵
        
        PID:4496
    - - C:\Windows\SysWOW64\cmd.exe
        
        C:\Windows\system32\cmd.exe /S /D /c" echo Y"
        5⤵
        
        PID:4072
    - - C:\Windows\SysWOW64\cacls.exe
        
        CACLS "..\fefffe8cea" /P "Admin:N"
        5⤵
        
        PID:2672
    - - C:\Windows\SysWOW64\cacls.exe
        
        CACLS "..\fefffe8cea" /P "Admin:R" /E
        5⤵
        
        PID:2824

C:\Users\Admin\AppData\Local\Temp\fefffe8cea\explonde.exe
C:\Users\Admin\AppData\Local\Temp\fefffe8cea\explonde.exe
1⤵
- Executes dropped EXE
PID:3008

C:\Users\Admin\AppData\Local\Temp\fefffe8cea\explonde.exe
C:\Users\Admin\AppData\Local\Temp\fefffe8cea\explonde.exe
1⤵
- Executes dropped EXE
PID:444

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\g1168736.exe

Filesize
12KB

MD5
622aca29e6938ecba7251328f5938be2

SHA1
4f83f8bb25a50e47b74ba9ce1a12501ed04b3595

SHA256
fc0ff6a526373f9683b2da1e941444ee33bee4c20c85d05a360c53514614e305

SHA512
a5ee3b0d5f784e83c36e774d5d487c33f15ec119ef2c369cd983bf6778ee779bb4e3fecf5b15b5e7ed50213e8a124045736bb0c07f9b25ba2ab18ebc2983bd59

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\h2359162.exe

Filesize
221KB

MD5
667e0226856c8dad973491cd9d01ab0f

SHA1
478743051ed38fba9307ff30f779ce239f4e211c

SHA256
de64170f9c90b697d61e830a288300ee58b70958c1fd7cf60d284af991569a0b

SHA512
6ffed32f8473fb92193b06f1132c3b77cac82a0c21ab02ca88d5f6aba9bb672fea643e0d80580bd8f3600edce503aed4ffb013f95a30df0c2f4f8af12e7caad8

Download Submit
memory/3796-8-0x0000000000AA0000-0x0000000000AAA000-memory.dmp

Filesize
40KB

Download
memory/3796-7-0x00007FFAC0A83000-0x00007FFAC0A85000-memory.dmp

Filesize
8KB

Download