amadey | f66854431dc57070e060e776be18cba0992366fab22b71f8cf929b91c81a6c26

Analysis

max time kernel
148s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
10-05-2024 14:27

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General

Target

7b7ce936fd017fb3d3de8552a69b50012fdf9778cf317ec09212df4830d993c9.exe
Size

390KB
MD5

3878b03638487d7fcda504b7b6112f6e
SHA1

62a91750f680cce74a674c1188230b30a9c8284e
SHA256

7b7ce936fd017fb3d3de8552a69b50012fdf9778cf317ec09212df4830d993c9
SHA512

b5b7e76d64b969687670e23030ebcc39a9b50c893268670f93c0dd923d3e4e9c3e224b80c6e1ba15419fdee4bdf0720104d2559466e60d88947addc3ec221aaf
SSDEEP

12288:cMrTy90xzhDbGx71diTJXu8RXxZm+a+LfafLIpD:fyOzJGQVxg+aU7Z

Score

10^/10

amadey healer redline krast dropper evasion infostealer persistence trojan

Malware Config

Extracted

Family

amadey

Version

3.86

http://5.42.92.67

Attributes

install_dir
ebb444342c
install_file
legola.exe
strings_key
5680b049188ecacbfa57b1b29c2f35a7
url_paths
/norm/index.php

rc4.plain

Extracted

Family

redline

Botnet

krast

77.91.68.68:19071

Attributes

auth_value
9059ea331e4599de3746df73ccb24514

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\IXP001.TMP\p4494081.exe	healer
behavioral16/memory/1912-15-0x00000000005A0000-0x00000000005AA000-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:

p4494081.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	p4494081.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	p4494081.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	p4494081.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	p4494081.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	p4494081.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	p4494081.exe

RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
infostealer redline

RedLine payload 2 IoCs

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\t3924005.exe	family_redline
behavioral16/memory/3928-33-0x0000000000E00000-0x0000000000E30000-memory.dmp	family_redline

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:

r0060218.exelegola.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-3571316656-3665257725-2415531812-1000\Control Panel\International\Geo\Nation	r0060218.exe
Key value queried	\REGISTRY\USER\S-1-5-21-3571316656-3665257725-2415531812-1000\Control Panel\International\Geo\Nation	legola.exe

Executes dropped EXE 8 IoCs

Processes:

z5999342.exep4494081.exer0060218.exelegola.exet3924005.exelegola.exelegola.exelegola.exe

pid process

4488 z5999342.exe
1912 p4494081.exe
2816 r0060218.exe
3228 legola.exe
3928 t3924005.exe
2460 legola.exe
5032 legola.exe
4824 legola.exe
Windows security modification 2 TTPs 1 IoCs
evasion trojan

Disable or Modify Tools
T1562.001

Modify Registry
T1112

Processes:

p4494081.exe

description ioc process

Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" p4494081.exe

pid	process
4488	z5999342.exe
1912	p4494081.exe
2816	r0060218.exe
3228	legola.exe
3928	t3924005.exe
2460	legola.exe
5032	legola.exe
4824	legola.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0"	p4494081.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

7b7ce936fd017fb3d3de8552a69b50012fdf9778cf317ec09212df4830d993c9.exez5999342.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\\\""	7b7ce936fd017fb3d3de8552a69b50012fdf9778cf317ec09212df4830d993c9.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\\\""	z5999342.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

3500 schtasks.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

p4494081.exe

pid process

1912 p4494081.exe
1912 p4494081.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

p4494081.exe

description pid process

Token: SeDebugPrivilege 1912 p4494081.exe
Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

r0060218.exe

pid process

2816 r0060218.exe

pid	process
3500	schtasks.exe

pid	process
1912	p4494081.exe
1912	p4494081.exe

description	pid	process
Token: SeDebugPrivilege	1912	p4494081.exe

pid	process
2816	r0060218.exe

Suspicious use of WriteProcessMemory 38 IoCs

Processes:

7b7ce936fd017fb3d3de8552a69b50012fdf9778cf317ec09212df4830d993c9.exez5999342.exer0060218.exelegola.execmd.exe

description	pid	process	target process
PID 880 wrote to memory of 4488	880	7b7ce936fd017fb3d3de8552a69b50012fdf9778cf317ec09212df4830d993c9.exe	z5999342.exe
PID 880 wrote to memory of 4488	880	7b7ce936fd017fb3d3de8552a69b50012fdf9778cf317ec09212df4830d993c9.exe	z5999342.exe
PID 880 wrote to memory of 4488	880	7b7ce936fd017fb3d3de8552a69b50012fdf9778cf317ec09212df4830d993c9.exe	z5999342.exe
PID 4488 wrote to memory of 1912	4488	z5999342.exe	p4494081.exe
PID 4488 wrote to memory of 1912	4488	z5999342.exe	p4494081.exe
PID 4488 wrote to memory of 2816	4488	z5999342.exe	r0060218.exe
PID 4488 wrote to memory of 2816	4488	z5999342.exe	r0060218.exe
PID 4488 wrote to memory of 2816	4488	z5999342.exe	r0060218.exe
PID 2816 wrote to memory of 3228	2816	r0060218.exe	legola.exe
PID 2816 wrote to memory of 3228	2816	r0060218.exe	legola.exe
PID 2816 wrote to memory of 3228	2816	r0060218.exe	legola.exe
PID 880 wrote to memory of 3928	880	7b7ce936fd017fb3d3de8552a69b50012fdf9778cf317ec09212df4830d993c9.exe	t3924005.exe
PID 880 wrote to memory of 3928	880	7b7ce936fd017fb3d3de8552a69b50012fdf9778cf317ec09212df4830d993c9.exe	t3924005.exe
PID 880 wrote to memory of 3928	880	7b7ce936fd017fb3d3de8552a69b50012fdf9778cf317ec09212df4830d993c9.exe	t3924005.exe
PID 3228 wrote to memory of 3500	3228	legola.exe	schtasks.exe
PID 3228 wrote to memory of 3500	3228	legola.exe	schtasks.exe
PID 3228 wrote to memory of 3500	3228	legola.exe	schtasks.exe
PID 3228 wrote to memory of 2940	3228	legola.exe	cmd.exe
PID 3228 wrote to memory of 2940	3228	legola.exe	cmd.exe
PID 3228 wrote to memory of 2940	3228	legola.exe	cmd.exe
PID 2940 wrote to memory of 2096	2940	cmd.exe	cmd.exe
PID 2940 wrote to memory of 2096	2940	cmd.exe	cmd.exe
PID 2940 wrote to memory of 2096	2940	cmd.exe	cmd.exe
PID 2940 wrote to memory of 2412	2940	cmd.exe	cacls.exe
PID 2940 wrote to memory of 2412	2940	cmd.exe	cacls.exe
PID 2940 wrote to memory of 2412	2940	cmd.exe	cacls.exe
PID 2940 wrote to memory of 3660	2940	cmd.exe	cacls.exe
PID 2940 wrote to memory of 3660	2940	cmd.exe	cacls.exe
PID 2940 wrote to memory of 3660	2940	cmd.exe	cacls.exe
PID 2940 wrote to memory of 2284	2940	cmd.exe	cmd.exe
PID 2940 wrote to memory of 2284	2940	cmd.exe	cmd.exe
PID 2940 wrote to memory of 2284	2940	cmd.exe	cmd.exe
PID 2940 wrote to memory of 3080	2940	cmd.exe	cacls.exe
PID 2940 wrote to memory of 3080	2940	cmd.exe	cacls.exe
PID 2940 wrote to memory of 3080	2940	cmd.exe	cacls.exe
PID 2940 wrote to memory of 2064	2940	cmd.exe	cacls.exe
PID 2940 wrote to memory of 2064	2940	cmd.exe	cacls.exe
PID 2940 wrote to memory of 2064	2940	cmd.exe	cacls.exe

C:\Users\Admin\AppData\Local\Temp\7b7ce936fd017fb3d3de8552a69b50012fdf9778cf317ec09212df4830d993c9.exe
"C:\Users\Admin\AppData\Local\Temp\7b7ce936fd017fb3d3de8552a69b50012fdf9778cf317ec09212df4830d993c9.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:880

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z5999342.exe
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z5999342.exe
2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4488

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\p4494081.exe
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\p4494081.exe
3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1912

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\r0060218.exe
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\r0060218.exe
3⤵
- Checks computer location settings
- Executes dropped EXE
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:2816

C:\Users\Admin\AppData\Local\Temp\ebb444342c\legola.exe
"C:\Users\Admin\AppData\Local\Temp\ebb444342c\legola.exe"
4⤵
- Checks computer location settings
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3228

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN legola.exe /TR "C:\Users\Admin\AppData\Local\Temp\ebb444342c\legola.exe" /F
5⤵
- Creates scheduled task(s)
PID:3500

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /k echo Y|CACLS "legola.exe" /P "Admin:N"&&CACLS "legola.exe" /P "Admin:R" /E&&echo Y|CACLS "..\ebb444342c" /P "Admin:N"&&CACLS "..\ebb444342c" /P "Admin:R" /E&&Exit
5⤵
- Suspicious use of WriteProcessMemory
PID:2940

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /S /D /c" echo Y"
6⤵
PID:2096

C:\Windows\SysWOW64\cacls.exe
CACLS "legola.exe" /P "Admin:N"
6⤵
PID:2412

C:\Windows\SysWOW64\cacls.exe
CACLS "legola.exe" /P "Admin:R" /E
6⤵
PID:3660

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /S /D /c" echo Y"
6⤵
PID:2284

C:\Windows\SysWOW64\cacls.exe
CACLS "..\ebb444342c" /P "Admin:N"
6⤵
PID:3080

C:\Windows\SysWOW64\cacls.exe
CACLS "..\ebb444342c" /P "Admin:R" /E
6⤵
PID:2064

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\t3924005.exe
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\t3924005.exe
2⤵
- Executes dropped EXE
PID:3928

C:\Users\Admin\AppData\Local\Temp\ebb444342c\legola.exe
C:\Users\Admin\AppData\Local\Temp\ebb444342c\legola.exe
1⤵
- Executes dropped EXE
PID:2460

C:\Users\Admin\AppData\Local\Temp\ebb444342c\legola.exe
C:\Users\Admin\AppData\Local\Temp\ebb444342c\legola.exe
1⤵
- Executes dropped EXE
PID:5032

C:\Users\Admin\AppData\Local\Temp\ebb444342c\legola.exe
C:\Users\Admin\AppData\Local\Temp\ebb444342c\legola.exe
1⤵
- Executes dropped EXE
PID:4824

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\t3924005.exe
Filesize
174KB

MD5
f5f9a88e2b0414bcb59289b488669256

SHA1
a6d9d953fada6c1a55924c13192c3acfc0aa5ebe

SHA256
18fd321b3cb6df408aba5135ef92144e32e95a103903dc2608f40a4c64162024

SHA512
81370ba57a2186edb4039fed39935b5011d5b85b8393a306a56bbb0beacf20420fcc8c5af8871c9f5a2e00209acaa1a658311b7294f5d81d645819b83c6523c7

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z5999342.exe
Filesize
234KB

MD5
74cf4e828722915d39950a63ca6c80f8

SHA1
582a746b86eb777881930995aa4ec3ed0ad926cc

SHA256
4b59a06745d3c2f1faa403b4d156ae1020932cf66d7671f36c7e1638b359033f

SHA512
2afefd5b4287823ba81bf36e6554f11e1f84a6bdfa2fb0447999a6b12cb06a274822e6a4ae76f7afcf10f01e3939bbb9fab0b9c043cb7db410131583189b7ed6

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\p4494081.exe
Filesize
11KB

MD5
3427c2353c23b81398f6351b1b43b798

SHA1
7bbc11d829a06c646c022db871db482cfaca627d

SHA256
53f7cf122426d1324a9f8ad70b0067c04cfd1fe4a3027ab5bd04d2c35b9cd7f5

SHA512
3e1fa6af8d38c42aead93ed3d670a903023c5bbf7240073367365239abb3a9cf65d7b4b1e887f38f5e1614e15d2b0c24df186ce408a50d921ff8dea280044f2e

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\r0060218.exe
Filesize
223KB

MD5
a5399195a7433f195453fe5574560fdc

SHA1
6faed26c43db672446054b2884778c897f367f7e

SHA256
80f6b671e1faa000f7c15b01a13a213e80dd4ed1db7f31cfce36ad82ea813abe

SHA512
42bc1e7adf121544f2cd17c60d5d08266fd60f36daa30dbc4b9ecbf06660c6d0d30074493b9c6b7baed482c4cdff755cedc6ebc3b790c16b3700b4fdfd13670c

Download Submit
memory/1912-14-0x00007FFA8ED93000-0x00007FFA8ED95000-memory.dmp

Filesize
8KB

Download
memory/1912-15-0x00000000005A0000-0x00000000005AA000-memory.dmp

Filesize
40KB

Download
memory/3928-33-0x0000000000E00000-0x0000000000E30000-memory.dmp

Filesize
192KB

Download
memory/3928-34-0x0000000005620000-0x0000000005626000-memory.dmp

Filesize
24KB

Download
memory/3928-35-0x0000000005E40000-0x0000000006458000-memory.dmp

Filesize
6.1MB

Download
memory/3928-36-0x0000000005930000-0x0000000005A3A000-memory.dmp

Filesize
1.0MB

Download
memory/3928-37-0x0000000005680000-0x0000000005692000-memory.dmp

Filesize
72KB

Download
memory/3928-38-0x0000000005820000-0x000000000585C000-memory.dmp

Filesize
240KB

Download
memory/3928-39-0x0000000005860000-0x00000000058AC000-memory.dmp

Filesize
304KB

Download