amadey | f7dfaa9e79da582285f964c17f202631b50c186b56fbe2c417d1cb042b2ba655

Analysis

max time kernel
148s
max time network
156s
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 12:57

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General

Target

4f85c3e4ec4db9780db30f402a82cf4f34e6d0a934cf7eb35d8bdb58e46d06fe.exe
Size

389KB
MD5

076b99caf9477fedca25bffeae2cb79e
SHA1

e225fe1511055fe06e101e5c83642334f338ef10
SHA256

4f85c3e4ec4db9780db30f402a82cf4f34e6d0a934cf7eb35d8bdb58e46d06fe
SHA512

b3ac41eb1a99d4c93ffb548fad34d4b696a08696913940b38738bbfee5c5bae5f7cf467447223e5fefd49bcb9666df3ffda45d20413cf31d8de4f3b173565c97
SSDEEP

6144:KZy+bnr+Wp0yN90QEPf8b53ozQVRVtlSrZV3FB8+gBZ+t49DyLvbW3JC:fMryy90iF4ePtua+gBYC92zS30

Score

10^/10

amadey healer redline krast dropper evasion infostealer 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

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
behavioral12/files/0x000700000002342c-26.dat	healer
behavioral12/memory/3544-27-0x0000000000730000-0x000000000073A000-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	h5556745.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	h5556745.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	h5556745.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	h5556745.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	h5556745.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	h5556745.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
behavioral12/files/0x0007000000023429-30.dat	family_redline
behavioral12/memory/4372-32-0x0000000000EB0000-0x0000000000EE0000-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-1-5-21-1162180587-977231257-2194346871-1000\Control Panel\International\Geo\Nation	g9650344.exe
Key value queried	\REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\Control Panel\International\Geo\Nation	pdates.exe

Executes dropped EXE 7 IoCs

pid	Process
924	x1539650.exe
3740	g9650344.exe
228	pdates.exe
3544	h5556745.exe
4372	j1650565.exe
340	pdates.exe
2252	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"	h5556745.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\\\""	4f85c3e4ec4db9780db30f402a82cf4f34e6d0a934cf7eb35d8bdb58e46d06fe.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\\\""	x1539650.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
3216	schtasks.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3544	h5556745.exe
3544	h5556745.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3544	h5556745.exe

Suspicious use of WriteProcessMemory 38 IoCs

description	pid	Process	procid_target
PID 2260 wrote to memory of 924	2260	4f85c3e4ec4db9780db30f402a82cf4f34e6d0a934cf7eb35d8bdb58e46d06fe.exe	82
PID 2260 wrote to memory of 924	2260	4f85c3e4ec4db9780db30f402a82cf4f34e6d0a934cf7eb35d8bdb58e46d06fe.exe	82
PID 2260 wrote to memory of 924	2260	4f85c3e4ec4db9780db30f402a82cf4f34e6d0a934cf7eb35d8bdb58e46d06fe.exe	82
PID 924 wrote to memory of 3740	924	x1539650.exe	83
PID 924 wrote to memory of 3740	924	x1539650.exe	83
PID 924 wrote to memory of 3740	924	x1539650.exe	83
PID 3740 wrote to memory of 228	3740	g9650344.exe	87
PID 3740 wrote to memory of 228	3740	g9650344.exe	87
PID 3740 wrote to memory of 228	3740	g9650344.exe	87
PID 924 wrote to memory of 3544	924	x1539650.exe	88
PID 924 wrote to memory of 3544	924	x1539650.exe	88
PID 228 wrote to memory of 3216	228	pdates.exe	89
PID 228 wrote to memory of 3216	228	pdates.exe	89
PID 228 wrote to memory of 3216	228	pdates.exe	89
PID 228 wrote to memory of 3464	228	pdates.exe	91
PID 228 wrote to memory of 3464	228	pdates.exe	91
PID 228 wrote to memory of 3464	228	pdates.exe	91
PID 3464 wrote to memory of 4584	3464	cmd.exe	93
PID 3464 wrote to memory of 4584	3464	cmd.exe	93
PID 3464 wrote to memory of 4584	3464	cmd.exe	93
PID 3464 wrote to memory of 3904	3464	cmd.exe	94
PID 3464 wrote to memory of 3904	3464	cmd.exe	94
PID 3464 wrote to memory of 3904	3464	cmd.exe	94
PID 3464 wrote to memory of 3448	3464	cmd.exe	95
PID 3464 wrote to memory of 3448	3464	cmd.exe	95
PID 3464 wrote to memory of 3448	3464	cmd.exe	95
PID 3464 wrote to memory of 4504	3464	cmd.exe	96
PID 3464 wrote to memory of 4504	3464	cmd.exe	96
PID 3464 wrote to memory of 4504	3464	cmd.exe	96
PID 3464 wrote to memory of 3980	3464	cmd.exe	97
PID 3464 wrote to memory of 3980	3464	cmd.exe	97
PID 3464 wrote to memory of 3980	3464	cmd.exe	97
PID 3464 wrote to memory of 3336	3464	cmd.exe	98
PID 3464 wrote to memory of 3336	3464	cmd.exe	98
PID 3464 wrote to memory of 3336	3464	cmd.exe	98
PID 2260 wrote to memory of 4372	2260	4f85c3e4ec4db9780db30f402a82cf4f34e6d0a934cf7eb35d8bdb58e46d06fe.exe	106
PID 2260 wrote to memory of 4372	2260	4f85c3e4ec4db9780db30f402a82cf4f34e6d0a934cf7eb35d8bdb58e46d06fe.exe	106
PID 2260 wrote to memory of 4372	2260	4f85c3e4ec4db9780db30f402a82cf4f34e6d0a934cf7eb35d8bdb58e46d06fe.exe	106

C:\Users\Admin\AppData\Local\Temp\4f85c3e4ec4db9780db30f402a82cf4f34e6d0a934cf7eb35d8bdb58e46d06fe.exe
"C:\Users\Admin\AppData\Local\Temp\4f85c3e4ec4db9780db30f402a82cf4f34e6d0a934cf7eb35d8bdb58e46d06fe.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2260
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x1539650.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x1539650.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:924
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g9650344.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g9650344.exe
    3⤵
    - Checks computer location settings
    - Executes dropped EXE
    - Suspicious use of WriteProcessMemory
    PID:3740
  - - 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:228
    - - 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:3216
    - - 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:3464
      - C:\Windows\SysWOW64\cmd.exe
        
        C:\Windows\system32\cmd.exe /S /D /c" echo Y"
        6⤵
        
        PID:4584
      - C:\Windows\SysWOW64\cacls.exe
        
        CACLS "pdates.exe" /P "Admin:N"
        6⤵
        
        PID:3904
      - C:\Windows\SysWOW64\cacls.exe
        
        CACLS "pdates.exe" /P "Admin:R" /E
        6⤵
        
        PID:3448
      - C:\Windows\SysWOW64\cmd.exe
        
        C:\Windows\system32\cmd.exe /S /D /c" echo Y"
        6⤵
        
        PID:4504
      - C:\Windows\SysWOW64\cacls.exe
        
        CACLS "..\925e7e99c5" /P "Admin:N"
        6⤵
        
        PID:3980
      - C:\Windows\SysWOW64\cacls.exe
        
        CACLS "..\925e7e99c5" /P "Admin:R" /E
        6⤵
        
        PID:3336
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\h5556745.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\h5556745.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3544
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\j1650565.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\j1650565.exe
  2⤵
  - Executes dropped EXE
  PID:4372

C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
1⤵
- Executes dropped EXE
PID:340

C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
1⤵
- Executes dropped EXE
PID:2252

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\j1650565.exe

Filesize
172KB

MD5
7cfe289cc131269ff2b40fdfde6c670f

SHA1
83302a6941440ac5a5238089ec5e5e62da6ab4b3

SHA256
b35a8da6031fe89e1fb12af16cb671326be596710875d393cfddd307983edd96

SHA512
5b2708615f5a03a7c83cc4039bf282232c17475d981a845a9d24ac62a0071d3397f9d66b42188a3de9e4d5c2d75481486582aa25139fc5ca456b4e47047102f1

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x1539650.exe

Filesize
234KB

MD5
60c9ac22f934cb194be315d4e217ec70

SHA1
b581806ed57d0ba1d6d804de40fe3f67be03c4e6

SHA256
ed08c62b71f14577bb92da7d0afdbbe05944d69f3d16d1fd39d82f225162fada

SHA512
275aae3a0f51dc9d8bebe8c4167a737973fb34cd6a09769d0b9963f4d2b9d9f62f7f117ab347ca06336ca94b8f6ad1d0a4beb2dd709c17a34e64918e2bc07255

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g9650344.exe

Filesize
223KB

MD5
aea234064483f651010cf9d981f59fea

SHA1
002ad73a666d2d92d0c6d6b617e61c6fa0c5f3a6

SHA256
58b02c8b4bc2bf7f5f1e8e45d7c206956f188ae56b648922ca75987b999db503

SHA512
eae415ef55aeb1b4548c2422a72e618fce17c2c1322918d33dc6b9202a01c743a5684ba28e5d83b6cdb2b703bc12569e6bb0e87ef2decb4e8a18592e1380a434

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\h5556745.exe

Filesize
11KB

MD5
7e93bacbbc33e6652e147e7fe07572a0

SHA1
421a7167da01c8da4dc4d5234ca3dd84e319e762

SHA256
850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

SHA512
250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

Download Submit
memory/3544-27-0x0000000000730000-0x000000000073A000-memory.dmp

Filesize
40KB

Download
memory/4372-32-0x0000000000EB0000-0x0000000000EE0000-memory.dmp

Filesize
192KB

Download
memory/4372-33-0x0000000003150000-0x0000000003156000-memory.dmp

Filesize
24KB

Download
memory/4372-34-0x000000000B2F0000-0x000000000B908000-memory.dmp

Filesize
6.1MB

Download
memory/4372-35-0x000000000AE60000-0x000000000AF6A000-memory.dmp

Filesize
1.0MB

Download
memory/4372-37-0x000000000AE00000-0x000000000AE3C000-memory.dmp

Filesize
240KB

Download
memory/4372-36-0x000000000ADA0000-0x000000000ADB2000-memory.dmp

Filesize
72KB

Download
memory/4372-38-0x0000000003190000-0x00000000031DC000-memory.dmp

Filesize
304KB

Download