amadey | f6a395732f5dfe45c1b53e1a544f31826d5f310499de2170e9064ac9605a913e

Analysis

max time kernel
140s
max time network
127s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
09-05-2024 18:21

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General

Target

f48c36cb917c3b50876b9e4240a3abaae73007be0713d0630ca8279bfae862ef.exe
Size

359KB
MD5

2787331b97e3aa4d3322ea6e057cdbde
SHA1

63a7e7bc5543dd7d46541dcedc7c75137d347fe0
SHA256

f48c36cb917c3b50876b9e4240a3abaae73007be0713d0630ca8279bfae862ef
SHA512

683f3aec82d00db1e691311a6e770a7ce828bb64cd1672261e9454d50580c7957d76f31b173b74f7fc1a14359b328970470b3002a74b09997f276503b5692bff
SSDEEP

6144:Key+bnr+Ip0yN90QETAAaLHM+RkWt7ZNm8gbAm6NzpjsRsyDDK16sP4/7lw4t:2Mr8y90tAAao+ObAmmZsWyK1b4/7Ge

Score

10^/10

amadey healer smokeloader backdoor dropper evasion persistence trojan

Malware Config

Extracted

Family

amadey

Version

3.86

http://77.91.68.61

Attributes

install_dir
925e7e99c5
install_file
pdates.exe
strings_key
ada76b8b0e1f6892ee93c20ab8946117
url_paths
/rock/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
behavioral21/memory/3320-14-0x0000000000420000-0x000000000042A000-memory.dmp	healer
behavioral21/files/0x000800000002340a-13.dat	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"	a1004644.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	a1004644.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	a1004644.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	a1004644.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	a1004644.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	a1004644.exe

SmokeLoader
Modular backdoor trojan in use since 2014.
trojan backdoor smokeloader

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-1-5-21-3906287020-2915474608-1755617787-1000\Control Panel\International\Geo\Nation	b6163347.exe
Key value queried	\REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000\Control Panel\International\Geo\Nation	pdates.exe

Executes dropped EXE 7 IoCs

pid	Process
6012	v1829188.exe
3320	a1004644.exe
3164	b6163347.exe
1556	pdates.exe
4952	c9824766.exe
1636	pdates.exe
1988	pdates.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"	a1004644.exe

Adds Run key to start application 2 TTPs 2 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\\\""	f48c36cb917c3b50876b9e4240a3abaae73007be0713d0630ca8279bfae862ef.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup1 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP001.TMP\\\""	v1829188.exe

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

System Information Discovery
T1082

Checks SCSI registry key(s) 3 TTPs 3 IoCs

SCSI information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	c9824766.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	c9824766.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	c9824766.exe

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
5616	schtasks.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3320	a1004644.exe
3320	a1004644.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3320	a1004644.exe

Suspicious use of WriteProcessMemory 38 IoCs

description	pid	Process	procid_target
PID 5360 wrote to memory of 6012	5360	f48c36cb917c3b50876b9e4240a3abaae73007be0713d0630ca8279bfae862ef.exe	82
PID 5360 wrote to memory of 6012	5360	f48c36cb917c3b50876b9e4240a3abaae73007be0713d0630ca8279bfae862ef.exe	82
PID 5360 wrote to memory of 6012	5360	f48c36cb917c3b50876b9e4240a3abaae73007be0713d0630ca8279bfae862ef.exe	82
PID 6012 wrote to memory of 3320	6012	v1829188.exe	83
PID 6012 wrote to memory of 3320	6012	v1829188.exe	83
PID 6012 wrote to memory of 3164	6012	v1829188.exe	92
PID 6012 wrote to memory of 3164	6012	v1829188.exe	92
PID 6012 wrote to memory of 3164	6012	v1829188.exe	92
PID 3164 wrote to memory of 1556	3164	b6163347.exe	93
PID 3164 wrote to memory of 1556	3164	b6163347.exe	93
PID 3164 wrote to memory of 1556	3164	b6163347.exe	93
PID 5360 wrote to memory of 4952	5360	f48c36cb917c3b50876b9e4240a3abaae73007be0713d0630ca8279bfae862ef.exe	94
PID 5360 wrote to memory of 4952	5360	f48c36cb917c3b50876b9e4240a3abaae73007be0713d0630ca8279bfae862ef.exe	94
PID 5360 wrote to memory of 4952	5360	f48c36cb917c3b50876b9e4240a3abaae73007be0713d0630ca8279bfae862ef.exe	94
PID 1556 wrote to memory of 5616	1556	pdates.exe	95
PID 1556 wrote to memory of 5616	1556	pdates.exe	95
PID 1556 wrote to memory of 5616	1556	pdates.exe	95
PID 1556 wrote to memory of 5808	1556	pdates.exe	97
PID 1556 wrote to memory of 5808	1556	pdates.exe	97
PID 1556 wrote to memory of 5808	1556	pdates.exe	97
PID 5808 wrote to memory of 4520	5808	cmd.exe	99
PID 5808 wrote to memory of 4520	5808	cmd.exe	99
PID 5808 wrote to memory of 4520	5808	cmd.exe	99
PID 5808 wrote to memory of 5744	5808	cmd.exe	100
PID 5808 wrote to memory of 5744	5808	cmd.exe	100
PID 5808 wrote to memory of 5744	5808	cmd.exe	100
PID 5808 wrote to memory of 748	5808	cmd.exe	101
PID 5808 wrote to memory of 748	5808	cmd.exe	101
PID 5808 wrote to memory of 748	5808	cmd.exe	101
PID 5808 wrote to memory of 452	5808	cmd.exe	102
PID 5808 wrote to memory of 452	5808	cmd.exe	102
PID 5808 wrote to memory of 452	5808	cmd.exe	102
PID 5808 wrote to memory of 2028	5808	cmd.exe	103
PID 5808 wrote to memory of 2028	5808	cmd.exe	103
PID 5808 wrote to memory of 2028	5808	cmd.exe	103
PID 5808 wrote to memory of 5772	5808	cmd.exe	104
PID 5808 wrote to memory of 5772	5808	cmd.exe	104
PID 5808 wrote to memory of 5772	5808	cmd.exe	104

C:\Users\Admin\AppData\Local\Temp\f48c36cb917c3b50876b9e4240a3abaae73007be0713d0630ca8279bfae862ef.exe
"C:\Users\Admin\AppData\Local\Temp\f48c36cb917c3b50876b9e4240a3abaae73007be0713d0630ca8279bfae862ef.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:5360
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v1829188.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v1829188.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:6012
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a1004644.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a1004644.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3320
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b6163347.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b6163347.exe
    3⤵
    - Checks computer location settings
    - Executes dropped EXE
    - Suspicious use of WriteProcessMemory
    PID:3164
  - - C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
      "C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe"
      4⤵
      Checks computer location settings
      Executes dropped EXE
      Suspicious use of WriteProcessMemory
      PID:1556
    - - C:\Windows\SysWOW64\schtasks.exe
        
        "C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN pdates.exe /TR "C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe" /F
        5⤵
        Creates scheduled task(s)
        
        PID:5616
    - - C:\Windows\SysWOW64\cmd.exe
        
        "C:\Windows\System32\cmd.exe" /k echo Y|CACLS "pdates.exe" /P "Admin:N"&&CACLS "pdates.exe" /P "Admin:R" /E&&echo Y|CACLS "..\925e7e99c5" /P "Admin:N"&&CACLS "..\925e7e99c5" /P "Admin:R" /E&&Exit
        5⤵
        Suspicious use of WriteProcessMemory
        
        PID:5808
      - C:\Windows\SysWOW64\cmd.exe
        
        C:\Windows\system32\cmd.exe /S /D /c" echo Y"
        6⤵
        
        PID:4520
      - C:\Windows\SysWOW64\cacls.exe
        
        CACLS "pdates.exe" /P "Admin:N"
        6⤵
        
        PID:5744
      - C:\Windows\SysWOW64\cacls.exe
        
        CACLS "pdates.exe" /P "Admin:R" /E
        6⤵
        
        PID:748
      - C:\Windows\SysWOW64\cmd.exe
        
        C:\Windows\system32\cmd.exe /S /D /c" echo Y"
        6⤵
        
        PID:452
      - C:\Windows\SysWOW64\cacls.exe
        
        CACLS "..\925e7e99c5" /P "Admin:N"
        6⤵
        
        PID:2028
      - C:\Windows\SysWOW64\cacls.exe
        
        CACLS "..\925e7e99c5" /P "Admin:R" /E
        6⤵
        
        PID:5772
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\c9824766.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\c9824766.exe
  2⤵
  - Executes dropped EXE
  - Checks SCSI registry key(s)
  PID:4952

C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
1⤵
- Executes dropped EXE
PID:1636

C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
1⤵
- Executes dropped EXE
PID:1988

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

Peripheral Device Discovery

T1120

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\c9824766.exe

Filesize
35KB

MD5
618b3e194dbf7699044820bb95df112b

SHA1
182475f4d6e9c6adf091fc3cf5f558fedf7b1237

SHA256
8495ef03db3ad28ffbaeb7b53ed23ef72412c93682195bc956d1359f0c4d4e20

SHA512
70e426542b6ccafe7ef27dfe9980587a0604810c09e2e6fddf5c0230ef31993c511a8beb65630bbfa42c846c308b943b66a48ef1f9a7fdc9d775cbdb0a694fe7

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v1829188.exe

Filesize
234KB

MD5
77a2c048f0ede9f316b5b5f5d1ecab1c

SHA1
b35de3c895d990563532acc7d27c62d503b2fb52

SHA256
648134ff7c65b51c9537808d1cffa2a5f5c7a6606800d35bfe798902e6e1a33a

SHA512
1fc3be6cca3caa27b3a49430bab8a6dc75172f508d147856b4cbd74f9e390dc11a8632a7aef9151ee45a645c0f775370683a211c83610c6160ac48530503f829

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a1004644.exe

Filesize
11KB

MD5
817b8fd52c65af45a2a8c422d055d532

SHA1
e8204336f5c8ecd2e3c0ff32b6f4a52cdef8d70c

SHA256
655fe5a470d9092f10056b63276ed320c54d9a1fbd723c38e58887c706260b25

SHA512
fb0fc0f269614041f855352a55cf9856b8d254ccd31d5a4176872c6ea359e8786c35186ec9a111d8c6da806dc9dcc72f0f9171ffc101474b1eca7cec52ed0a14

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b6163347.exe

Filesize
223KB

MD5
5bea7201a336572aabeb4b2efb9dd294

SHA1
d0c9ccef4d641e2e2a91ea6c71d8cf0cd90729bc

SHA256
8040d5da177e25df02ee69569061a43498ae264dbd04da6fd0f1f3d52a018445

SHA512
7584a489bc7f9463d849a6405b90d74946b06619333efd2f9a973ed017c8c4a380a06480e85be34c4c688076e6325ccb361fb776a09c4580c6cb6f2aecab2c87

Download Submit
memory/3320-15-0x00007FFF32E03000-0x00007FFF32E05000-memory.dmp

Filesize
8KB

Download
memory/3320-14-0x0000000000420000-0x000000000042A000-memory.dmp

Filesize
40KB

Download
memory/4952-33-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download