amadey | 21675cef02c5d516a93f59d70c16d083ffa8be9792fa8f40e53212708d321c6d

Analysis

max time kernel
142s
max time network
151s
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 18:20

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General

Target

bc0667bb8d76b0eceab17620f9c43835fd5dbd1eebbf9f51744ad7e0c3852c75.exe
Size

662KB
MD5

c693bd5e0c62bb8c0044d52c931c31c8
SHA1

1693df1c3dff75041377f4480a6a54ead046f278
SHA256

bc0667bb8d76b0eceab17620f9c43835fd5dbd1eebbf9f51744ad7e0c3852c75
SHA512

097c0fc5b6b02889a4f67601a653fd8d4a2b1d574b6b6cbf2004b934eb02ab571236dea6322a4fcedaa5a5281abc08a17d62403bd4f56ed0b199d28b189c9d55
SSDEEP

12288:ZMr+y90FaweLM0qcVycy0YlxW0U20+ba9lK1NDlawUX3vPDr:vyW4M1cVZ0W4eiNDlawYPH

Score

10^/10

amadey healer redline 59b440 mrak dropper evasion infostealer 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

Extracted

Family

redline

Botnet

mrak

77.91.124.82:19071

Attributes

auth_value
7d9a335ab5dfd42d374867c96fe25302

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\IXP003.TMP\a1942204.exe	healer
behavioral18/memory/932-28-0x0000000000FE0000-0x0000000000FEA000-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:

a1942204.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	a1942204.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	a1942204.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	a1942204.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	a1942204.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	a1942204.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	a1942204.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\IXP001.TMP\d3979825.exe	family_redline
behavioral18/memory/2944-48-0x0000000000960000-0x0000000000990000-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:

c1358817.exesaves.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\Control Panel\International\Geo\Nation	c1358817.exe
Key value queried	\REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\Control Panel\International\Geo\Nation	saves.exe

Executes dropped EXE 10 IoCs

Processes:

v9624893.exev6904757.exev5959911.exea1942204.exeb5272880.exec1358817.exesaves.exed3979825.exesaves.exesaves.exe

pid	process
4460	v9624893.exe
1080	v6904757.exe
3340	v5959911.exe
932	a1942204.exe
3168	b5272880.exe
5040	c1358817.exe
964	saves.exe
2944	d3979825.exe
2972	saves.exe
1120	saves.exe

Windows security modification 2 TTPs 1 IoCs
evasion trojan

Disable or Modify Tools
T1562.001

Modify Registry
T1112

Processes:

a1942204.exe

description ioc process

Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" a1942204.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0"	a1942204.exe

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

v9624893.exev6904757.exev5959911.exebc0667bb8d76b0eceab17620f9c43835fd5dbd1eebbf9f51744ad7e0c3852c75.exe

description	ioc	process
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\\\""	v9624893.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup2 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP002.TMP\\\""	v6904757.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup3 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP003.TMP\\\""	v5959911.exe
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\\\""	bc0667bb8d76b0eceab17620f9c43835fd5dbd1eebbf9f51744ad7e0c3852c75.exe

Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.

Processes:

sc.exe

pid process

1448 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

4084 schtasks.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

a1942204.exe

pid process

932 a1942204.exe
932 a1942204.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

a1942204.exe

description pid process

Token: SeDebugPrivilege 932 a1942204.exe

pid	process
1448	sc.exe

pid	process
4084	schtasks.exe

pid	process
932	a1942204.exe
932	a1942204.exe

description	pid	process
Token: SeDebugPrivilege	932	a1942204.exe

Suspicious use of WriteProcessMemory 46 IoCs

Processes:

bc0667bb8d76b0eceab17620f9c43835fd5dbd1eebbf9f51744ad7e0c3852c75.exev9624893.exev6904757.exev5959911.exec1358817.exesaves.execmd.exe

description	pid	process	target process
PID 1564 wrote to memory of 4460	1564	bc0667bb8d76b0eceab17620f9c43835fd5dbd1eebbf9f51744ad7e0c3852c75.exe	v9624893.exe
PID 1564 wrote to memory of 4460	1564	bc0667bb8d76b0eceab17620f9c43835fd5dbd1eebbf9f51744ad7e0c3852c75.exe	v9624893.exe
PID 1564 wrote to memory of 4460	1564	bc0667bb8d76b0eceab17620f9c43835fd5dbd1eebbf9f51744ad7e0c3852c75.exe	v9624893.exe
PID 4460 wrote to memory of 1080	4460	v9624893.exe	v6904757.exe
PID 4460 wrote to memory of 1080	4460	v9624893.exe	v6904757.exe
PID 4460 wrote to memory of 1080	4460	v9624893.exe	v6904757.exe
PID 1080 wrote to memory of 3340	1080	v6904757.exe	v5959911.exe
PID 1080 wrote to memory of 3340	1080	v6904757.exe	v5959911.exe
PID 1080 wrote to memory of 3340	1080	v6904757.exe	v5959911.exe
PID 3340 wrote to memory of 932	3340	v5959911.exe	a1942204.exe
PID 3340 wrote to memory of 932	3340	v5959911.exe	a1942204.exe
PID 3340 wrote to memory of 3168	3340	v5959911.exe	b5272880.exe
PID 3340 wrote to memory of 3168	3340	v5959911.exe	b5272880.exe
PID 1080 wrote to memory of 5040	1080	v6904757.exe	c1358817.exe
PID 1080 wrote to memory of 5040	1080	v6904757.exe	c1358817.exe
PID 1080 wrote to memory of 5040	1080	v6904757.exe	c1358817.exe
PID 5040 wrote to memory of 964	5040	c1358817.exe	saves.exe
PID 5040 wrote to memory of 964	5040	c1358817.exe	saves.exe
PID 5040 wrote to memory of 964	5040	c1358817.exe	saves.exe
PID 4460 wrote to memory of 2944	4460	v9624893.exe	d3979825.exe
PID 4460 wrote to memory of 2944	4460	v9624893.exe	d3979825.exe
PID 4460 wrote to memory of 2944	4460	v9624893.exe	d3979825.exe
PID 964 wrote to memory of 4084	964	saves.exe	schtasks.exe
PID 964 wrote to memory of 4084	964	saves.exe	schtasks.exe
PID 964 wrote to memory of 4084	964	saves.exe	schtasks.exe
PID 964 wrote to memory of 4372	964	saves.exe	cmd.exe
PID 964 wrote to memory of 4372	964	saves.exe	cmd.exe
PID 964 wrote to memory of 4372	964	saves.exe	cmd.exe
PID 4372 wrote to memory of 4976	4372	cmd.exe	cmd.exe
PID 4372 wrote to memory of 4976	4372	cmd.exe	cmd.exe
PID 4372 wrote to memory of 4976	4372	cmd.exe	cmd.exe
PID 4372 wrote to memory of 4424	4372	cmd.exe	cacls.exe
PID 4372 wrote to memory of 4424	4372	cmd.exe	cacls.exe
PID 4372 wrote to memory of 4424	4372	cmd.exe	cacls.exe
PID 4372 wrote to memory of 1688	4372	cmd.exe	cacls.exe
PID 4372 wrote to memory of 1688	4372	cmd.exe	cacls.exe
PID 4372 wrote to memory of 1688	4372	cmd.exe	cacls.exe
PID 4372 wrote to memory of 928	4372	cmd.exe	cmd.exe
PID 4372 wrote to memory of 928	4372	cmd.exe	cmd.exe
PID 4372 wrote to memory of 928	4372	cmd.exe	cmd.exe
PID 4372 wrote to memory of 2232	4372	cmd.exe	cacls.exe
PID 4372 wrote to memory of 2232	4372	cmd.exe	cacls.exe
PID 4372 wrote to memory of 2232	4372	cmd.exe	cacls.exe
PID 4372 wrote to memory of 3280	4372	cmd.exe	cacls.exe
PID 4372 wrote to memory of 3280	4372	cmd.exe	cacls.exe
PID 4372 wrote to memory of 3280	4372	cmd.exe	cacls.exe

C:\Users\Admin\AppData\Local\Temp\bc0667bb8d76b0eceab17620f9c43835fd5dbd1eebbf9f51744ad7e0c3852c75.exe
"C:\Users\Admin\AppData\Local\Temp\bc0667bb8d76b0eceab17620f9c43835fd5dbd1eebbf9f51744ad7e0c3852c75.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1564
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v9624893.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v9624893.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:4460
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v6904757.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v6904757.exe
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    - Suspicious use of WriteProcessMemory
    PID:1080
  - - C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\v5959911.exe
      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\v5959911.exe
      4⤵
      Executes dropped EXE
      Adds Run key to start application
      Suspicious use of WriteProcessMemory
      PID:3340
    - - C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\a1942204.exe
        
        C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\a1942204.exe
        5⤵
        Modifies Windows Defender Real-time Protection settings
        Executes dropped EXE
        Windows security modification
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:932
    - - C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\b5272880.exe
        
        C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\b5272880.exe
        5⤵
        Executes dropped EXE
        
        PID:3168
  - - C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\c1358817.exe
      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\c1358817.exe
      4⤵
      Checks computer location settings
      Executes dropped EXE
      Suspicious use of WriteProcessMemory
      PID:5040
    - - C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
        
        "C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe"
        5⤵
        Checks computer location settings
        Executes dropped EXE
        Suspicious use of WriteProcessMemory
        
        PID:964
      - 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
        6⤵
        Creates scheduled task(s)
        
        PID:4084
      - 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
        6⤵
        Suspicious use of WriteProcessMemory
        
        PID:4372
        
        C:\Windows\SysWOW64\cmd.exe
        
        C:\Windows\system32\cmd.exe /S /D /c" echo Y"
        7⤵
        
        PID:4976
        
        C:\Windows\SysWOW64\cacls.exe
        
        CACLS "saves.exe" /P "Admin:N"
        7⤵
        
        PID:4424
        
        C:\Windows\SysWOW64\cacls.exe
        
        CACLS "saves.exe" /P "Admin:R" /E
        7⤵
        
        PID:1688
        
        C:\Windows\SysWOW64\cmd.exe
        
        C:\Windows\system32\cmd.exe /S /D /c" echo Y"
        7⤵
        
        PID:928
        
        C:\Windows\SysWOW64\cacls.exe
        
        CACLS "..\b40d11255d" /P "Admin:N"
        7⤵
        
        PID:2232
        
        C:\Windows\SysWOW64\cacls.exe
        
        CACLS "..\b40d11255d" /P "Admin:R" /E
        7⤵
        
        PID:3280
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\d3979825.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\d3979825.exe
    3⤵
    - Executes dropped EXE
    PID:2944

C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
1⤵
- Executes dropped EXE
PID:2972

C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
1⤵
- Executes dropped EXE
PID:1120

C:\Windows\system32\sc.exe
C:\Windows\system32\sc.exe start wuauserv
1⤵
- Launches sc.exe
PID:1448

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\v9624893.exe

Filesize
537KB

MD5
f163f33762bb175df46c575b1eaa9a7d

SHA1
ba2d86a4f0b2a467667d00b4799f30f7b8003f28

SHA256
ee53cdd7be7322f2b3eb33f7f8938d2a760362c626426364e08ee9790f6322bd

SHA512
5158d33f26296f5e336335044eff647ec69793c3b4d6d2002be07c520182d57dfe569f84e0cff7d983f192aed2cb3661990a887a6cd29fa441aea11a47dc2946

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\d3979825.exe

Filesize
174KB

MD5
4c101c485b1926795eb0d70b6a9e9ed1

SHA1
7576dd0ecd843e446cf8e7bba75fbdc9182a9d75

SHA256
51ba385595a1b4f87bf5c37f18e3a25bd4d27af71a48c60e13d8862f470c7f80

SHA512
3a3f3f49160136bd3f12796ccd7657a31facf2ef7c433bab33d015e65284dc77c13e6b5594216b377d8fef074bfa8276a8ca998e7f51baefde35c6af4f806cab

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v6904757.exe

Filesize
382KB

MD5
36fa8bc6881cee303abbcff92a0bf14d

SHA1
8e997700876c0503f6eec15145a396eb636bdf27

SHA256
c1a046bc951a8086d5ba9059da1d753d2b917d6e8e38df2f8952a4d6519c3cb3

SHA512
125cf4a4ad5cb49e34cbae17383e8d9cc2c1d92e36645ab1806819f5f671a431d5bc05c6f551c08c61c44d711ca6434b25c35d08baecfd7e45e787ec827dcdcc

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\c1358817.exe

Filesize
337KB

MD5
97dd170743df5042fe5ef5e3e06bc476

SHA1
03da863b57c6b77a3184ff9b37f28c30fa2aab4c

SHA256
fd411d052ba95ff51eb2248927e97722e02e61fe268752fa697f533a98262fc1

SHA512
606363aacaa45aad3d0984c831f8fd459fedb4858f95a1c9ac8249eda46209c8ac6f7c96d7defbbf056547be0317339c2a76ab94b30265e91d21bf55c925a5aa

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\v5959911.exe

Filesize
157KB

MD5
91bb0d9bacc5d7ff01a023f7c22dbab2

SHA1
18f95e2fa890a79ed2e68165d38d28e877e33643

SHA256
87f286aab15cc7ba9ff90a58e9684d712f3be81166a8553995537a6420c6a0af

SHA512
e3423a28e1e8178cb12ef053817aab627f97ec9ac2e5525c6df2d0b8460d11456c3857c560cb1260711adf15cf82835a7e725378b256f9f08bf7c96e8dbebc89

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\a1942204.exe

Filesize
11KB

MD5
6636ec7aa9b2d3187ccfd61add9d8215

SHA1
1bdb29ac65279fb8f91ad3533452ddc4abf0b3c8

SHA256
09453b3ce01f930d0f2e73564c1c269b2995a5a8322f1a846013a97d4f90be8b

SHA512
826a0b8fa185aac5231d2156170f2a5e1e4f496f11e2d3d88c717d34d5fbad2fa423bbf51bc32340de8e914b9a9662ecdd6512d592821f64f8c8ee584bb49cb5

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\b5272880.exe

Filesize
35KB

MD5
5dc7502c78bf66e6b8da1de2761ccbe8

SHA1
150b93273aa99f55bbd80ed87a07e02a98e6f52d

SHA256
c697f552e2324ce902dd47ac0fa4a73b1c5f05af9061d6ee3117fc846ce1f54d

SHA512
0b7173cde7a04d06cb832c17f589042a294d9f431cbd972bb4162ac518858f7742e4bdb6f7bf1364bd7ea58edf67705993833848cf37833634455277e0b294cd

Download Submit
memory/932-28-0x0000000000FE0000-0x0000000000FEA000-memory.dmp

Filesize
40KB

Download
memory/2944-48-0x0000000000960000-0x0000000000990000-memory.dmp

Filesize
192KB

Download
memory/2944-49-0x00000000053C0000-0x00000000053C6000-memory.dmp

Filesize
24KB

Download
memory/2944-50-0x0000000005A10000-0x0000000006028000-memory.dmp

Filesize
6.1MB

Download
memory/2944-51-0x0000000005500000-0x000000000560A000-memory.dmp

Filesize
1.0MB

Download
memory/2944-52-0x0000000005420000-0x0000000005432000-memory.dmp

Filesize
72KB

Download
memory/2944-53-0x0000000005480000-0x00000000054BC000-memory.dmp

Filesize
240KB

Download
memory/2944-54-0x0000000005610000-0x000000000565C000-memory.dmp

Filesize
304KB

Download