amadey | fb68898fc1ee1968d2f438649408cbb8854551c7efa6458a5175c462f02fda63

Analysis

max time kernel
148s
max time network
154s
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 18:50

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General

Target

78a2f3c49d7778a1b4924bb7355ccbbd6bbeeef4a1876c8a4fd0f6f984769466.exe
Size

234KB
MD5

61fc72539e72e9767140cd73f0f9edb4
SHA1

dd2acea4ec7fa4ecf3fd5e1975422dcbf80e52f2
SHA256

78a2f3c49d7778a1b4924bb7355ccbbd6bbeeef4a1876c8a4fd0f6f984769466
SHA512

fc52f681316c1b1bd80f128e63eadd709ec7465b9f3c9d6205d40c20520c5bc2b896866e9f2f25adb1cd276b53f3bd12a07042c574128ad7c9dadd97704f3d1a
SSDEEP

3072:KEy+bnr+O1n5GWp1icKAArDZz4N9GhbkrNEk1+6D5dMOt7WQqounTUok:KEy+bnr+Qp0yN90QEPzDQqom

Score

10^/10

amadey healer 88c8bb dropper evasion persistence trojan

Malware Config

Extracted

Family

amadey

Version

3.86

Botnet

88c8bb

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
behavioral12/files/0x00090000000233bb-5.dat	healer
behavioral12/memory/1464-8-0x0000000000B90000-0x0000000000B9A000-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
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	a6014222.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	a6014222.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	a6014222.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	a6014222.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	a6014222.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	a6014222.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-1-5-21-3558294865-3673844354-2255444939-1000\Control Panel\International\Geo\Nation	b5606312.exe
Key value queried	\REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\Control Panel\International\Geo\Nation	pdates.exe

Executes dropped EXE 6 IoCs

pid	Process
1464	a6014222.exe
3200	b5606312.exe
4628	pdates.exe
3984	pdates.exe
4740	pdates.exe
3828	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"	a6014222.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\\\""	78a2f3c49d7778a1b4924bb7355ccbbd6bbeeef4a1876c8a4fd0f6f984769466.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
1728	schtasks.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1464	a6014222.exe
1464	a6014222.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1464	a6014222.exe

Suspicious use of WriteProcessMemory 32 IoCs

description	pid	Process	procid_target
PID 4876 wrote to memory of 1464	4876	78a2f3c49d7778a1b4924bb7355ccbbd6bbeeef4a1876c8a4fd0f6f984769466.exe	82
PID 4876 wrote to memory of 1464	4876	78a2f3c49d7778a1b4924bb7355ccbbd6bbeeef4a1876c8a4fd0f6f984769466.exe	82
PID 4876 wrote to memory of 3200	4876	78a2f3c49d7778a1b4924bb7355ccbbd6bbeeef4a1876c8a4fd0f6f984769466.exe	93
PID 4876 wrote to memory of 3200	4876	78a2f3c49d7778a1b4924bb7355ccbbd6bbeeef4a1876c8a4fd0f6f984769466.exe	93
PID 4876 wrote to memory of 3200	4876	78a2f3c49d7778a1b4924bb7355ccbbd6bbeeef4a1876c8a4fd0f6f984769466.exe	93
PID 3200 wrote to memory of 4628	3200	b5606312.exe	94
PID 3200 wrote to memory of 4628	3200	b5606312.exe	94
PID 3200 wrote to memory of 4628	3200	b5606312.exe	94
PID 4628 wrote to memory of 1728	4628	pdates.exe	95
PID 4628 wrote to memory of 1728	4628	pdates.exe	95
PID 4628 wrote to memory of 1728	4628	pdates.exe	95
PID 4628 wrote to memory of 2732	4628	pdates.exe	97
PID 4628 wrote to memory of 2732	4628	pdates.exe	97
PID 4628 wrote to memory of 2732	4628	pdates.exe	97
PID 2732 wrote to memory of 1572	2732	cmd.exe	99
PID 2732 wrote to memory of 1572	2732	cmd.exe	99
PID 2732 wrote to memory of 1572	2732	cmd.exe	99
PID 2732 wrote to memory of 1356	2732	cmd.exe	100
PID 2732 wrote to memory of 1356	2732	cmd.exe	100
PID 2732 wrote to memory of 1356	2732	cmd.exe	100
PID 2732 wrote to memory of 3496	2732	cmd.exe	101
PID 2732 wrote to memory of 3496	2732	cmd.exe	101
PID 2732 wrote to memory of 3496	2732	cmd.exe	101
PID 2732 wrote to memory of 2572	2732	cmd.exe	102
PID 2732 wrote to memory of 2572	2732	cmd.exe	102
PID 2732 wrote to memory of 2572	2732	cmd.exe	102
PID 2732 wrote to memory of 3844	2732	cmd.exe	103
PID 2732 wrote to memory of 3844	2732	cmd.exe	103
PID 2732 wrote to memory of 3844	2732	cmd.exe	103
PID 2732 wrote to memory of 1096	2732	cmd.exe	104
PID 2732 wrote to memory of 1096	2732	cmd.exe	104
PID 2732 wrote to memory of 1096	2732	cmd.exe	104

C:\Users\Admin\AppData\Local\Temp\78a2f3c49d7778a1b4924bb7355ccbbd6bbeeef4a1876c8a4fd0f6f984769466.exe
"C:\Users\Admin\AppData\Local\Temp\78a2f3c49d7778a1b4924bb7355ccbbd6bbeeef4a1876c8a4fd0f6f984769466.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4876
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\a6014222.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\a6014222.exe
  2⤵
  - Modifies Windows Defender Real-time Protection settings
  - Executes dropped EXE
  - Windows security modification
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1464
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\b5606312.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\b5606312.exe
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:3200
- - C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
    "C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe"
    3⤵
    - Checks computer location settings
    - Executes dropped EXE
    - Suspicious use of WriteProcessMemory
    PID:4628
  - - 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
      4⤵
      Creates scheduled task(s)
      PID:1728
  - - 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
      4⤵
      Suspicious use of WriteProcessMemory
      PID:2732
    - - C:\Windows\SysWOW64\cmd.exe
        
        C:\Windows\system32\cmd.exe /S /D /c" echo Y"
        5⤵
        
        PID:1572
    - - C:\Windows\SysWOW64\cacls.exe
        
        CACLS "pdates.exe" /P "Admin:N"
        5⤵
        
        PID:1356
    - - C:\Windows\SysWOW64\cacls.exe
        
        CACLS "pdates.exe" /P "Admin:R" /E
        5⤵
        
        PID:3496
    - - C:\Windows\SysWOW64\cmd.exe
        
        C:\Windows\system32\cmd.exe /S /D /c" echo Y"
        5⤵
        
        PID:2572
    - - C:\Windows\SysWOW64\cacls.exe
        
        CACLS "..\925e7e99c5" /P "Admin:N"
        5⤵
        
        PID:3844
    - - C:\Windows\SysWOW64\cacls.exe
        
        CACLS "..\925e7e99c5" /P "Admin:R" /E
        5⤵
        
        PID:1096

C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
1⤵
- Executes dropped EXE
PID:3984

C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
1⤵
- Executes dropped EXE
PID:4740

C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
1⤵
- Executes dropped EXE
PID:3828

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\a6014222.exe

Filesize
11KB

MD5
7e93bacbbc33e6652e147e7fe07572a0

SHA1
421a7167da01c8da4dc4d5234ca3dd84e319e762

SHA256
850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

SHA512
250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\b5606312.exe

Filesize
236KB

MD5
2e4d23bc2c7510f2240b3b0487f8dc81

SHA1
bc41e8d586376ee298031544c22f9b6d2bec302e

SHA256
9a663317d478ded3feab8ef104e75e1ba9b883133c868346f0eb7609988025fa

SHA512
0ebc2940a2c359cb020dc03923255fcd9eb09a88565b373ca3ccb7b886138b8569cd50067ced7809b8fae63526832ac8e2f8694c13f443fe444c28fafc0d2b72

Download Submit
memory/1464-7-0x00007FFD088E3000-0x00007FFD088E5000-memory.dmp

Filesize
8KB

Download
memory/1464-8-0x0000000000B90000-0x0000000000B9A000-memory.dmp

Filesize
40KB

Download