amadey | 8cc6679c34691a07ca82dfa2e42bb4cb80b8f3283bad650d6e3818ac030c32d3

Analysis

max time kernel
133s
max time network
124s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
22-05-2024 18:38

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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

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\g6850388.exe	healer
behavioral9/memory/3052-7-0x0000000000C50000-0x0000000000C5A000-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

Processes:

g6850388.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	g6850388.exe
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

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

Processes:

h8653206.exesaves.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-3571316656-3665257725-2415531812-1000\Control Panel\International\Geo\Nation	h8653206.exe
Key value queried	\REGISTRY\USER\S-1-5-21-3571316656-3665257725-2415531812-1000\Control Panel\International\Geo\Nation	saves.exe

Executes dropped EXE 5 IoCs

Processes:

g6850388.exeh8653206.exesaves.exesaves.exesaves.exe

pid process

3052 g6850388.exe
1136 h8653206.exe
4612 saves.exe
4320 saves.exe
2816 saves.exe
Windows security modification 2 TTPs 1 IoCs
evasion trojan

Disable or Modify Tools
T1562.001

Modify Registry
T1112

Processes:

g6850388.exe

description ioc process

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

pid	process
3052	g6850388.exe
1136	h8653206.exe
4612	saves.exe
4320	saves.exe
2816	saves.exe

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

Processes:

58fadac0148f4700691a27abba4e41a0df870120ca131083c61a9404cf59cd99.exe

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.

Processes:

sc.exe

pid process

2244 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

Processes:

schtasks.exe

pid process

536 schtasks.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

g6850388.exe

pid process

3052 g6850388.exe
3052 g6850388.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

g6850388.exe

description pid process

Token: SeDebugPrivilege 3052 g6850388.exe

pid	process
2244	sc.exe

pid	process
536	schtasks.exe

pid	process
3052	g6850388.exe
3052	g6850388.exe

description	pid	process
Token: SeDebugPrivilege	3052	g6850388.exe

Suspicious use of WriteProcessMemory 32 IoCs

Processes:

58fadac0148f4700691a27abba4e41a0df870120ca131083c61a9404cf59cd99.exeh8653206.exesaves.execmd.exe

description	pid	process	target process
PID 4772 wrote to memory of 3052	4772	58fadac0148f4700691a27abba4e41a0df870120ca131083c61a9404cf59cd99.exe	g6850388.exe
PID 4772 wrote to memory of 3052	4772	58fadac0148f4700691a27abba4e41a0df870120ca131083c61a9404cf59cd99.exe	g6850388.exe
PID 4772 wrote to memory of 1136	4772	58fadac0148f4700691a27abba4e41a0df870120ca131083c61a9404cf59cd99.exe	h8653206.exe
PID 4772 wrote to memory of 1136	4772	58fadac0148f4700691a27abba4e41a0df870120ca131083c61a9404cf59cd99.exe	h8653206.exe
PID 4772 wrote to memory of 1136	4772	58fadac0148f4700691a27abba4e41a0df870120ca131083c61a9404cf59cd99.exe	h8653206.exe
PID 1136 wrote to memory of 4612	1136	h8653206.exe	saves.exe
PID 1136 wrote to memory of 4612	1136	h8653206.exe	saves.exe
PID 1136 wrote to memory of 4612	1136	h8653206.exe	saves.exe
PID 4612 wrote to memory of 536	4612	saves.exe	schtasks.exe
PID 4612 wrote to memory of 536	4612	saves.exe	schtasks.exe
PID 4612 wrote to memory of 536	4612	saves.exe	schtasks.exe
PID 4612 wrote to memory of 4236	4612	saves.exe	cmd.exe
PID 4612 wrote to memory of 4236	4612	saves.exe	cmd.exe
PID 4612 wrote to memory of 4236	4612	saves.exe	cmd.exe
PID 4236 wrote to memory of 4260	4236	cmd.exe	cmd.exe
PID 4236 wrote to memory of 4260	4236	cmd.exe	cmd.exe
PID 4236 wrote to memory of 4260	4236	cmd.exe	cmd.exe
PID 4236 wrote to memory of 4244	4236	cmd.exe	cacls.exe
PID 4236 wrote to memory of 4244	4236	cmd.exe	cacls.exe
PID 4236 wrote to memory of 4244	4236	cmd.exe	cacls.exe
PID 4236 wrote to memory of 1844	4236	cmd.exe	cacls.exe
PID 4236 wrote to memory of 1844	4236	cmd.exe	cacls.exe
PID 4236 wrote to memory of 1844	4236	cmd.exe	cacls.exe
PID 4236 wrote to memory of 4888	4236	cmd.exe	cmd.exe
PID 4236 wrote to memory of 4888	4236	cmd.exe	cmd.exe
PID 4236 wrote to memory of 4888	4236	cmd.exe	cmd.exe
PID 4236 wrote to memory of 4864	4236	cmd.exe	cacls.exe
PID 4236 wrote to memory of 4864	4236	cmd.exe	cacls.exe
PID 4236 wrote to memory of 4864	4236	cmd.exe	cacls.exe
PID 4236 wrote to memory of 5024	4236	cmd.exe	cacls.exe
PID 4236 wrote to memory of 5024	4236	cmd.exe	cacls.exe
PID 4236 wrote to memory of 5024	4236	cmd.exe	cacls.exe

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:4772

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:3052

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:1136

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:4612

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:536

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:4236

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /S /D /c" echo Y"
5⤵
PID:4260

C:\Windows\SysWOW64\cacls.exe
CACLS "saves.exe" /P "Admin:N"
5⤵
PID:4244

C:\Windows\SysWOW64\cacls.exe
CACLS "saves.exe" /P "Admin:R" /E
5⤵
PID:1844

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /S /D /c" echo Y"
5⤵
PID:4888

C:\Windows\SysWOW64\cacls.exe
CACLS "..\b40d11255d" /P "Admin:N"
5⤵
PID:4864

C:\Windows\SysWOW64\cacls.exe
CACLS "..\b40d11255d" /P "Admin:R" /E
5⤵
PID:5024

C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
1⤵
- Executes dropped EXE
PID:4320

C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
1⤵
- Executes dropped EXE
PID:2816

C:\Windows\system32\sc.exe
C:\Windows\system32\sc.exe start wuauserv
1⤵
- Launches sc.exe
PID:2244

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scheduled Task/Job

T1053

Persistence

Create or Modify System Process

T1543

Windows Service

T1543.003

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Privilege Escalation

Create or Modify System Process

T1543

Windows Service

T1543.003

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Defense Evasion

Modify Registry

T1112

Impair Defenses

T1562

Disable or Modify Tools

T1562.001

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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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/3052-7-0x0000000000C50000-0x0000000000C5A000-memory.dmp

Filesize
40KB

Download
memory/3052-8-0x00007FFD6E9C3000-0x00007FFD6E9C5000-memory.dmp

Filesize
8KB

Download