healer | 9bf42d30009d4ddad615b803ba623f0520c82c23439142288ce711002d7b3292

Analysis

max time kernel
149s
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 14:50

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General

Target

de9167b7720db28dc71aba69c32792f2bcfef4425545478b6b641677be8a0391.exe
Size

309KB
MD5

fdf9a7c0cae94329d226d32d7d91f498
SHA1

ac8b5a5a564bcd9aff895a5d98d1bda40679c691
SHA256

de9167b7720db28dc71aba69c32792f2bcfef4425545478b6b641677be8a0391
SHA512

976121688ed988b8bf81d0499ae262a78b3d837318566044a8893285b09eb10f117f0de6535c05120379f108388a83205fb00c428ef69e0c8eb6a5030342de8d
SSDEEP

6144:Key+bnr+5p0yN90QEX5F5OYc1u31g4TByzCZJEXbeqEzaILim:aMr1y90Hxc1u31TTEzCZWXbBsv

Score

10^/10

healer redline mihan dropper evasion infostealer persistence trojan

Malware Config

Extracted

Family

redline

Botnet

mihan

217.196.96.101:4132

Attributes

auth_value
9a6a8fdae02ed7caa0a49a6ddc6d4520

Signatures

Detects Healer an antivirus disabler dropper 17 IoCs

resource	yara_rule
behavioral24/memory/4264-8-0x0000000002090000-0x00000000020AA000-memory.dmp	healer
behavioral24/memory/4264-11-0x0000000002440000-0x0000000002458000-memory.dmp	healer
behavioral24/memory/4264-16-0x0000000002440000-0x0000000002452000-memory.dmp	healer
behavioral24/memory/4264-14-0x0000000002440000-0x0000000002452000-memory.dmp	healer
behavioral24/memory/4264-40-0x0000000002440000-0x0000000002452000-memory.dmp	healer
behavioral24/memory/4264-38-0x0000000002440000-0x0000000002452000-memory.dmp	healer
behavioral24/memory/4264-36-0x0000000002440000-0x0000000002452000-memory.dmp	healer
behavioral24/memory/4264-34-0x0000000002440000-0x0000000002452000-memory.dmp	healer
behavioral24/memory/4264-32-0x0000000002440000-0x0000000002452000-memory.dmp	healer
behavioral24/memory/4264-30-0x0000000002440000-0x0000000002452000-memory.dmp	healer
behavioral24/memory/4264-28-0x0000000002440000-0x0000000002452000-memory.dmp	healer
behavioral24/memory/4264-26-0x0000000002440000-0x0000000002452000-memory.dmp	healer
behavioral24/memory/4264-24-0x0000000002440000-0x0000000002452000-memory.dmp	healer
behavioral24/memory/4264-22-0x0000000002440000-0x0000000002452000-memory.dmp	healer
behavioral24/memory/4264-20-0x0000000002440000-0x0000000002452000-memory.dmp	healer
behavioral24/memory/4264-18-0x0000000002440000-0x0000000002452000-memory.dmp	healer
behavioral24/memory/4264-13-0x0000000002440000-0x0000000002452000-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\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	a6930283.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	a6930283.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	a6930283.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	a6930283.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	a6930283.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	a6930283.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
behavioral24/files/0x0007000000023409-45.dat	family_redline
behavioral24/memory/2812-47-0x0000000000010000-0x0000000000040000-memory.dmp	family_redline

Executes dropped EXE 2 IoCs

pid	Process
4264	a6930283.exe
2812	b0660973.exe

Windows security modification 2 TTPs 2 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features	a6930283.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	a6930283.exe

Adds Run key to start application 2 TTPs 1 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\\\""	de9167b7720db28dc71aba69c32792f2bcfef4425545478b6b641677be8a0391.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4264	a6930283.exe
4264	a6930283.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4264	a6930283.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2604 wrote to memory of 4264	2604	de9167b7720db28dc71aba69c32792f2bcfef4425545478b6b641677be8a0391.exe	82
PID 2604 wrote to memory of 4264	2604	de9167b7720db28dc71aba69c32792f2bcfef4425545478b6b641677be8a0391.exe	82
PID 2604 wrote to memory of 4264	2604	de9167b7720db28dc71aba69c32792f2bcfef4425545478b6b641677be8a0391.exe	82
PID 2604 wrote to memory of 2812	2604	de9167b7720db28dc71aba69c32792f2bcfef4425545478b6b641677be8a0391.exe	92
PID 2604 wrote to memory of 2812	2604	de9167b7720db28dc71aba69c32792f2bcfef4425545478b6b641677be8a0391.exe	92
PID 2604 wrote to memory of 2812	2604	de9167b7720db28dc71aba69c32792f2bcfef4425545478b6b641677be8a0391.exe	92

C:\Users\Admin\AppData\Local\Temp\de9167b7720db28dc71aba69c32792f2bcfef4425545478b6b641677be8a0391.exe
"C:\Users\Admin\AppData\Local\Temp\de9167b7720db28dc71aba69c32792f2bcfef4425545478b6b641677be8a0391.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2604
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\a6930283.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\a6930283.exe
  2⤵
  - Modifies Windows Defender Real-time Protection settings
  - Executes dropped EXE
  - Windows security modification
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4264
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\b0660973.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\b0660973.exe
  2⤵
  - Executes dropped EXE
  PID:2812

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

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

Defense Evasion

Impair Defenses

T1562

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\a6930283.exe

Filesize
180KB

MD5
5faf60acaf9d026a04be6f2d095418ea

SHA1
edcac55197a6b08cd7de5cd56fc4fc6552874072

SHA256
3ff91f4c98994b8fd625c709d2c6c281160c50b0922fc2cc19014effaa43a09b

SHA512
9f586badfdddefc08ad24fa3bfcab1c49a81cd966c43a91bd9a1c940209062cf1eb0a57c1a46cbf81c85e6a3cae81ee5898a3d9412f896c7de904780c9da54e1

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\b0660973.exe

Filesize
168KB

MD5
1e1a6c8b5691a4f4a0bcf77ce52d4deb

SHA1
d544c9cd9fc2c7b68c8611d17ff0c2d812528b7e

SHA256
5f4d6d5346c721c7e663fa0b77067ec7e0f1707faf9dced393fbe145193eff47

SHA512
c0c868bae4b50c6786b3e400f169c7665631b19b020698c5c55eefa3bd3207973b4992047ffd291482a8e07f206df04aaee79b01ab5997b9ad37d46fd65dc849

Download Submit
memory/2812-56-0x0000000074260000-0x000000007430B000-memory.dmp

Filesize
684KB

Download
memory/2812-55-0x00000000021A0000-0x00000000021EC000-memory.dmp

Filesize
304KB

Download
memory/2812-54-0x0000000009E10000-0x0000000009E4C000-memory.dmp

Filesize
240KB

Download
memory/2812-52-0x0000000009DB0000-0x0000000009DC2000-memory.dmp

Filesize
72KB

Download
memory/2812-53-0x0000000074260000-0x000000007430B000-memory.dmp

Filesize
684KB

Download
memory/2812-51-0x0000000009E80000-0x0000000009F8A000-memory.dmp

Filesize
1.0MB

Download
memory/2812-50-0x000000000A330000-0x000000000A948000-memory.dmp

Filesize
6.1MB

Download
memory/2812-49-0x00000000022E0000-0x00000000022E6000-memory.dmp

Filesize
24KB

Download
memory/2812-47-0x0000000000010000-0x0000000000040000-memory.dmp

Filesize
192KB

Download
memory/2812-48-0x0000000074260000-0x000000007430B000-memory.dmp

Filesize
684KB

Download
memory/4264-14-0x0000000002440000-0x0000000002452000-memory.dmp

Filesize
72KB

Download
memory/4264-43-0x00000000742B0000-0x0000000074A60000-memory.dmp

Filesize
7.7MB

Download
memory/4264-32-0x0000000002440000-0x0000000002452000-memory.dmp

Filesize
72KB

Download
memory/4264-30-0x0000000002440000-0x0000000002452000-memory.dmp

Filesize
72KB

Download
memory/4264-28-0x0000000002440000-0x0000000002452000-memory.dmp

Filesize
72KB

Download
memory/4264-26-0x0000000002440000-0x0000000002452000-memory.dmp

Filesize
72KB

Download
memory/4264-24-0x0000000002440000-0x0000000002452000-memory.dmp

Filesize
72KB

Download
memory/4264-22-0x0000000002440000-0x0000000002452000-memory.dmp

Filesize
72KB

Download
memory/4264-20-0x0000000002440000-0x0000000002452000-memory.dmp

Filesize
72KB

Download
memory/4264-18-0x0000000002440000-0x0000000002452000-memory.dmp

Filesize
72KB

Download
memory/4264-13-0x0000000002440000-0x0000000002452000-memory.dmp

Filesize
72KB

Download
memory/4264-34-0x0000000002440000-0x0000000002452000-memory.dmp

Filesize
72KB

Download
memory/4264-36-0x0000000002440000-0x0000000002452000-memory.dmp

Filesize
72KB

Download
memory/4264-38-0x0000000002440000-0x0000000002452000-memory.dmp

Filesize
72KB

Download
memory/4264-40-0x0000000002440000-0x0000000002452000-memory.dmp

Filesize
72KB

Download
memory/4264-41-0x00000000742B0000-0x0000000074A60000-memory.dmp

Filesize
7.7MB

Download
memory/4264-16-0x0000000002440000-0x0000000002452000-memory.dmp

Filesize
72KB

Download
memory/4264-12-0x00000000742B0000-0x0000000074A60000-memory.dmp

Filesize
7.7MB

Download
memory/4264-11-0x0000000002440000-0x0000000002458000-memory.dmp

Filesize
96KB

Download
memory/4264-10-0x00000000742B0000-0x0000000074A60000-memory.dmp

Filesize
7.7MB

Download
memory/4264-9-0x0000000004AC0000-0x0000000005064000-memory.dmp

Filesize
5.6MB

Download
memory/4264-8-0x0000000002090000-0x00000000020AA000-memory.dmp

Filesize
104KB

Download
memory/4264-7-0x00000000742BE000-0x00000000742BF000-memory.dmp

Filesize
4KB

Download