amadey | 7d410d6cb63e94a97e6688255ca56279bac5cacc70d37f91986f2235ce99ef8e

Analysis

max time kernel
126s
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
09-05-2024 18:05

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General

Target

40fbde6d35302d77db924d8a4db6569c23336d9205e82f12a82228cc100edb71.exe
Size

359KB
MD5

eb475f3a8c4a25a19fa0abdc1e907952
SHA1

8988b40a69f6cb754a42bc5c7871ed839629b504
SHA256

40fbde6d35302d77db924d8a4db6569c23336d9205e82f12a82228cc100edb71
SHA512

3199b26a1ce8049c64556a2a9d0465c3ffa479594ca01d7ce052ba64fd128ab9da6302bf55baaaf59479e3a4c53f0569d93d7bb4d1566d1d65b4864b4a20af09
SSDEEP

6144:Kiy+bnr+Yp0yN90QE0u4z6ibeyRRmxXl7FiiOhCn2v2wTcpnC:2MrMy90N4z6iExV3OhCn2xt

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
behavioral15/files/0x0008000000023459-12.dat	healer
behavioral15/memory/4048-15-0x0000000000530000-0x000000000053A000-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"	a8400544.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	a8400544.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	a8400544.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	a8400544.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	a8400544.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	a8400544.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-1-5-21-2804150937-2146708401-419095071-1000\Control Panel\International\Geo\Nation	b7161503.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\Control Panel\International\Geo\Nation	pdates.exe

Executes dropped EXE 7 IoCs

pid	Process
624	v1890207.exe
4048	a8400544.exe
4152	b7161503.exe
3572	pdates.exe
3108	c9747003.exe
3228	pdates.exe
2692	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"	a8400544.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\\\""	40fbde6d35302d77db924d8a4db6569c23336d9205e82f12a82228cc100edb71.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\\\""	v1890207.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	c9747003.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	c9747003.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	c9747003.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
4576	schtasks.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4048	a8400544.exe
4048	a8400544.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4048	a8400544.exe

Suspicious use of WriteProcessMemory 38 IoCs

description	pid	Process	procid_target
PID 4544 wrote to memory of 624	4544	40fbde6d35302d77db924d8a4db6569c23336d9205e82f12a82228cc100edb71.exe	83
PID 4544 wrote to memory of 624	4544	40fbde6d35302d77db924d8a4db6569c23336d9205e82f12a82228cc100edb71.exe	83
PID 4544 wrote to memory of 624	4544	40fbde6d35302d77db924d8a4db6569c23336d9205e82f12a82228cc100edb71.exe	83
PID 624 wrote to memory of 4048	624	v1890207.exe	84
PID 624 wrote to memory of 4048	624	v1890207.exe	84
PID 624 wrote to memory of 4152	624	v1890207.exe	89
PID 624 wrote to memory of 4152	624	v1890207.exe	89
PID 624 wrote to memory of 4152	624	v1890207.exe	89
PID 4152 wrote to memory of 3572	4152	b7161503.exe	90
PID 4152 wrote to memory of 3572	4152	b7161503.exe	90
PID 4152 wrote to memory of 3572	4152	b7161503.exe	90
PID 4544 wrote to memory of 3108	4544	40fbde6d35302d77db924d8a4db6569c23336d9205e82f12a82228cc100edb71.exe	91
PID 4544 wrote to memory of 3108	4544	40fbde6d35302d77db924d8a4db6569c23336d9205e82f12a82228cc100edb71.exe	91
PID 4544 wrote to memory of 3108	4544	40fbde6d35302d77db924d8a4db6569c23336d9205e82f12a82228cc100edb71.exe	91
PID 3572 wrote to memory of 4576	3572	pdates.exe	92
PID 3572 wrote to memory of 4576	3572	pdates.exe	92
PID 3572 wrote to memory of 4576	3572	pdates.exe	92
PID 3572 wrote to memory of 1564	3572	pdates.exe	94
PID 3572 wrote to memory of 1564	3572	pdates.exe	94
PID 3572 wrote to memory of 1564	3572	pdates.exe	94
PID 1564 wrote to memory of 4924	1564	cmd.exe	96
PID 1564 wrote to memory of 4924	1564	cmd.exe	96
PID 1564 wrote to memory of 4924	1564	cmd.exe	96
PID 1564 wrote to memory of 4764	1564	cmd.exe	97
PID 1564 wrote to memory of 4764	1564	cmd.exe	97
PID 1564 wrote to memory of 4764	1564	cmd.exe	97
PID 1564 wrote to memory of 2964	1564	cmd.exe	98
PID 1564 wrote to memory of 2964	1564	cmd.exe	98
PID 1564 wrote to memory of 2964	1564	cmd.exe	98
PID 1564 wrote to memory of 4380	1564	cmd.exe	99
PID 1564 wrote to memory of 4380	1564	cmd.exe	99
PID 1564 wrote to memory of 4380	1564	cmd.exe	99
PID 1564 wrote to memory of 756	1564	cmd.exe	100
PID 1564 wrote to memory of 756	1564	cmd.exe	100
PID 1564 wrote to memory of 756	1564	cmd.exe	100
PID 1564 wrote to memory of 4296	1564	cmd.exe	101
PID 1564 wrote to memory of 4296	1564	cmd.exe	101
PID 1564 wrote to memory of 4296	1564	cmd.exe	101

C:\Users\Admin\AppData\Local\Temp\40fbde6d35302d77db924d8a4db6569c23336d9205e82f12a82228cc100edb71.exe
"C:\Users\Admin\AppData\Local\Temp\40fbde6d35302d77db924d8a4db6569c23336d9205e82f12a82228cc100edb71.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4544
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v1890207.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v1890207.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:624
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a8400544.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a8400544.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:4048
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b7161503.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b7161503.exe
    3⤵
    - Checks computer location settings
    - Executes dropped EXE
    - Suspicious use of WriteProcessMemory
    PID:4152
  - - 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:3572
    - - 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:4576
    - - 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:1564
      - C:\Windows\SysWOW64\cmd.exe
        
        C:\Windows\system32\cmd.exe /S /D /c" echo Y"
        6⤵
        
        PID:4924
      - C:\Windows\SysWOW64\cacls.exe
        
        CACLS "pdates.exe" /P "Admin:N"
        6⤵
        
        PID:4764
      - C:\Windows\SysWOW64\cacls.exe
        
        CACLS "pdates.exe" /P "Admin:R" /E
        6⤵
        
        PID:2964
      - C:\Windows\SysWOW64\cmd.exe
        
        C:\Windows\system32\cmd.exe /S /D /c" echo Y"
        6⤵
        
        PID:4380
      - C:\Windows\SysWOW64\cacls.exe
        
        CACLS "..\925e7e99c5" /P "Admin:N"
        6⤵
        
        PID:756
      - C:\Windows\SysWOW64\cacls.exe
        
        CACLS "..\925e7e99c5" /P "Admin:R" /E
        6⤵
        
        PID:4296
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\c9747003.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\c9747003.exe
  2⤵
  - Executes dropped EXE
  - Checks SCSI registry key(s)
  PID:3108

C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
1⤵
- Executes dropped EXE
PID:3228

C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
1⤵
- Executes dropped EXE
PID:2692

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\c9747003.exe

Filesize
42KB

MD5
6b8535ff7acd76f5a865bfa3e04fe4f7

SHA1
26d3dc99f638cf9cae4681dd14269fe9723c904b

SHA256
acf67950c3da59de03f145d42b15fb141395c524a091a46a0cc24d07e3e286da

SHA512
ea3a27b4bb1bb8050b593f64f9bb9bf6ba53de10fb7e12a1e6687e156d85fb5757a1797ad7a7b6cc966730c9fa9b713b8ec01f1e2c2b315977ed47441571f83a

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v1890207.exe

Filesize
234KB

MD5
2dfe4d2812a48ddbf22392cc3a90970b

SHA1
4f1b63d32b90a492f98673c94646a42a6e853ac6

SHA256
9e6f3fd3f785137a445cbe56ff06c292a6df24180f53811fc86132a2bd4859c2

SHA512
8b30e6f60dc809e9411dd14439766ec61da1ce41170a987c6c917abfe8df3985d8d6870672b38e72c10317e178e032fdc94f1f36bc4c48cc79938ae9d7c9b6da

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a8400544.exe

Filesize
11KB

MD5
7e93bacbbc33e6652e147e7fe07572a0

SHA1
421a7167da01c8da4dc4d5234ca3dd84e319e762

SHA256
850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

SHA512
250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b7161503.exe

Filesize
235KB

MD5
bc91e6e768fd91095e2345589ee83b4a

SHA1
8d1b66b836cb0e5134a3f807e6f552068ae3e049

SHA256
d0ad15538e2a3f9aedb1b72fcd30581d83b8ca9e8e044f1a404cd3a71cc601a4

SHA512
2d8766287f50a95994a2c4496f09114406faa469baeb3719c061e08b323dd359338ba0a8fe526c2f7138fa1c8fa3018743ce2a26203626ecc5901e179d5224b1

Download Submit
memory/3108-33-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3108-34-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4048-14-0x00007FFF4A703000-0x00007FFF4A705000-memory.dmp

Filesize
8KB

Download
memory/4048-15-0x0000000000530000-0x000000000053A000-memory.dmp

Filesize
40KB

Download