amadey | 292b6242a8248f18030260bd0c373ec14be1362f7f7494bca33e42fcc97580b0

Analysis

max time kernel
149s
max time network
148s
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 17:56

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General

Target

00dc3a43dda255a61bd370ebbf0fc0431112da3c176a205489b4a2113c396878.exe
Size

390KB
MD5

b98729272c6d4df3a64402281ace8eb9
SHA1

e7085276b6444b67bafa946b8dc7d97cb9724481
SHA256

00dc3a43dda255a61bd370ebbf0fc0431112da3c176a205489b4a2113c396878
SHA512

51119438a29cea3ec18fc0196016d1eb4e61a9c97b198704251cb5ce762cced3257a6fb62d7c7be76f0eb60ae0cb551d31bc946f3bef89f4f3242be910b39229
SSDEEP

6144:Kiy+bnr+4p0yN90QEgIDkih24KNWnnVOYvWUo/+K1DEn0q9qkzlM4uM:SMrIy90+IJKNcOb/+K2nzokzlMM

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

resource	yara_rule
behavioral1/files/0x00080000000234aa-13.dat	healer
behavioral1/memory/3904-15-0x0000000000A40000-0x0000000000A4A000-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\DisableScanOnRealtimeEnable = "1"	p1338143.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	p1338143.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	p1338143.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	p1338143.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	p1338143.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	p1338143.exe

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

RedLine payload 2 IoCs

resource	yara_rule
behavioral1/files/0x00070000000234a8-31.dat	family_redline
behavioral1/memory/4760-33-0x0000000000160000-0x0000000000190000-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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3571316656-3665257725-2415531812-1000\Control Panel\International\Geo\Nation	r8000492.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

pid	Process
3408	z4914129.exe
3904	p1338143.exe
3116	r8000492.exe
1412	legola.exe
4760	t6075708.exe
1172	legola.exe
1544	legola.exe
1980	legola.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"	p1338143.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\\\""	00dc3a43dda255a61bd370ebbf0fc0431112da3c176a205489b4a2113c396878.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\\\""	z4914129.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
4436	schtasks.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3904	p1338143.exe
3904	p1338143.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3904	p1338143.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3116	r8000492.exe

Suspicious use of WriteProcessMemory 38 IoCs

description	pid	Process	procid_target
PID 3052 wrote to memory of 3408	3052	00dc3a43dda255a61bd370ebbf0fc0431112da3c176a205489b4a2113c396878.exe	82
PID 3052 wrote to memory of 3408	3052	00dc3a43dda255a61bd370ebbf0fc0431112da3c176a205489b4a2113c396878.exe	82
PID 3052 wrote to memory of 3408	3052	00dc3a43dda255a61bd370ebbf0fc0431112da3c176a205489b4a2113c396878.exe	82
PID 3408 wrote to memory of 3904	3408	z4914129.exe	83
PID 3408 wrote to memory of 3904	3408	z4914129.exe	83
PID 3408 wrote to memory of 3116	3408	z4914129.exe	95
PID 3408 wrote to memory of 3116	3408	z4914129.exe	95
PID 3408 wrote to memory of 3116	3408	z4914129.exe	95
PID 3116 wrote to memory of 1412	3116	r8000492.exe	97
PID 3116 wrote to memory of 1412	3116	r8000492.exe	97
PID 3116 wrote to memory of 1412	3116	r8000492.exe	97
PID 3052 wrote to memory of 4760	3052	00dc3a43dda255a61bd370ebbf0fc0431112da3c176a205489b4a2113c396878.exe	98
PID 3052 wrote to memory of 4760	3052	00dc3a43dda255a61bd370ebbf0fc0431112da3c176a205489b4a2113c396878.exe	98
PID 3052 wrote to memory of 4760	3052	00dc3a43dda255a61bd370ebbf0fc0431112da3c176a205489b4a2113c396878.exe	98
PID 1412 wrote to memory of 4436	1412	legola.exe	99
PID 1412 wrote to memory of 4436	1412	legola.exe	99
PID 1412 wrote to memory of 4436	1412	legola.exe	99
PID 1412 wrote to memory of 2328	1412	legola.exe	101
PID 1412 wrote to memory of 2328	1412	legola.exe	101
PID 1412 wrote to memory of 2328	1412	legola.exe	101
PID 2328 wrote to memory of 2500	2328	cmd.exe	103
PID 2328 wrote to memory of 2500	2328	cmd.exe	103
PID 2328 wrote to memory of 2500	2328	cmd.exe	103
PID 2328 wrote to memory of 396	2328	cmd.exe	104
PID 2328 wrote to memory of 396	2328	cmd.exe	104
PID 2328 wrote to memory of 396	2328	cmd.exe	104
PID 2328 wrote to memory of 3920	2328	cmd.exe	105
PID 2328 wrote to memory of 3920	2328	cmd.exe	105
PID 2328 wrote to memory of 3920	2328	cmd.exe	105
PID 2328 wrote to memory of 1428	2328	cmd.exe	106
PID 2328 wrote to memory of 1428	2328	cmd.exe	106
PID 2328 wrote to memory of 1428	2328	cmd.exe	106
PID 2328 wrote to memory of 1492	2328	cmd.exe	107
PID 2328 wrote to memory of 1492	2328	cmd.exe	107
PID 2328 wrote to memory of 1492	2328	cmd.exe	107
PID 2328 wrote to memory of 3796	2328	cmd.exe	108
PID 2328 wrote to memory of 3796	2328	cmd.exe	108
PID 2328 wrote to memory of 3796	2328	cmd.exe	108

C:\Users\Admin\AppData\Local\Temp\00dc3a43dda255a61bd370ebbf0fc0431112da3c176a205489b4a2113c396878.exe
"C:\Users\Admin\AppData\Local\Temp\00dc3a43dda255a61bd370ebbf0fc0431112da3c176a205489b4a2113c396878.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3052
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z4914129.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z4914129.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:3408
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\p1338143.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\p1338143.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3904
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\r8000492.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\r8000492.exe
    3⤵
    - Checks computer location settings
    - Executes dropped EXE
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:3116
  - - 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:1412
    - - 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:4436
    - - 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:2328
      - C:\Windows\SysWOW64\cmd.exe
        
        C:\Windows\system32\cmd.exe /S /D /c" echo Y"
        6⤵
        
        PID:2500
      - C:\Windows\SysWOW64\cacls.exe
        
        CACLS "legola.exe" /P "Admin:N"
        6⤵
        
        PID:396
      - C:\Windows\SysWOW64\cacls.exe
        
        CACLS "legola.exe" /P "Admin:R" /E
        6⤵
        
        PID:3920
      - C:\Windows\SysWOW64\cmd.exe
        
        C:\Windows\system32\cmd.exe /S /D /c" echo Y"
        6⤵
        
        PID:1428
      - C:\Windows\SysWOW64\cacls.exe
        
        CACLS "..\ebb444342c" /P "Admin:N"
        6⤵
        
        PID:1492
      - C:\Windows\SysWOW64\cacls.exe
        
        CACLS "..\ebb444342c" /P "Admin:R" /E
        6⤵
        
        PID:3796
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\t6075708.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\t6075708.exe
  2⤵
  - Executes dropped EXE
  PID:4760

C:\Users\Admin\AppData\Local\Temp\ebb444342c\legola.exe
C:\Users\Admin\AppData\Local\Temp\ebb444342c\legola.exe
1⤵
- Executes dropped EXE
PID:1172

C:\Users\Admin\AppData\Local\Temp\ebb444342c\legola.exe
C:\Users\Admin\AppData\Local\Temp\ebb444342c\legola.exe
1⤵
- Executes dropped EXE
PID:1544

C:\Users\Admin\AppData\Local\Temp\ebb444342c\legola.exe
C:\Users\Admin\AppData\Local\Temp\ebb444342c\legola.exe
1⤵
- Executes dropped EXE
PID:1980

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\t6075708.exe

Filesize
174KB

MD5
8da782a1b6654af76b13201fd64b998b

SHA1
ff9964fe94e4e2af8426b0c011cb47235b58eaee

SHA256
a1f40df21d5d45e6ecf8cd80b567eb002cbc3895c527519d23d0d86dfb7dbc77

SHA512
0d76b25034788ca9c8ef2896ba5b2c2a3b82e8d73bbfc4c8c426bdfc85a9ef93dc088660867d426de740e35d83bb5f5f75a8012bfb37456612a3f6d3a3e52545

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z4914129.exe

Filesize
234KB

MD5
f2ff1b96e7ad02a8fec772d48caaefb2

SHA1
3567d0d7c6fcc186af300490f1d4ea777cbfefef

SHA256
cb8148d39bb144e32c8e4eced6081e2a11f162e1c8061de3096c652aa64bc652

SHA512
04b7c0e07bb249010c21725ddbcc4267b4ec2b09a2cd16c031719d6d17c8d8ecaf03e9ffb4d154c407bbe8c5ec567e8484185fad5a8bcb77576d6a101dd48a2d

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\p1338143.exe

Filesize
11KB

MD5
2daf21140ef736623a838840c7d683c6

SHA1
9e44e8e94072bec6aee371de55a6ba5bd82d2129

SHA256
29d231389bb9d6ee847960edfbe9be3e4dd4e4910891c06052c31a0568aa10e6

SHA512
c48b3a4936ff03c838e047b5c623fbd2663a613af9fcd3d973fdd564e0819d977d2c86631319bb4dd4155b255cdca4328c6ee7370ccafae9159b880cd971c256

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\r8000492.exe

Filesize
223KB

MD5
f15b4c2bcdedc878427d5fac4d89a541

SHA1
84f4b89b281e42b0b67e1a1c14347b1bd151a024

SHA256
daa7fdb4063dac06672ff968a5ba19922dd31b7f9c3800685a0ae1e10effebc9

SHA512
595c261a58b8bcbe99fe4200a2ea7b72baa8c270f322adbd013e345c7d4f21e391d315db98d35db24fb24290f054e9df2cd150dd90e2ab0505ca29a3f5c14003

Download Submit
memory/3904-14-0x00007FFAE9113000-0x00007FFAE9115000-memory.dmp

Filesize
8KB

Download
memory/3904-15-0x0000000000A40000-0x0000000000A4A000-memory.dmp

Filesize
40KB

Download
memory/4760-33-0x0000000000160000-0x0000000000190000-memory.dmp

Filesize
192KB

Download
memory/4760-34-0x0000000002530000-0x0000000002536000-memory.dmp

Filesize
24KB

Download
memory/4760-35-0x0000000005260000-0x0000000005878000-memory.dmp

Filesize
6.1MB

Download
memory/4760-36-0x0000000004D50000-0x0000000004E5A000-memory.dmp

Filesize
1.0MB

Download
memory/4760-37-0x0000000004C40000-0x0000000004C52000-memory.dmp

Filesize
72KB

Download
memory/4760-38-0x0000000004CA0000-0x0000000004CDC000-memory.dmp

Filesize
240KB

Download
memory/4760-39-0x0000000004CE0000-0x0000000004D2C000-memory.dmp

Filesize
304KB

Download