healer | b4abdf10768452a791abdbac2107b271a4f38ee897fe1a10ac4cbccaae8882f3

Analysis

max time kernel
143s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
04-11-2024 14:09

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General

Target

b4abdf10768452a791abdbac2107b271a4f38ee897fe1a10ac4cbccaae8882f3.exe
Size

690KB
MD5

8ecf7f11c0227cc8e7ea3924f803e616
SHA1

28824b574f91e9803a8ff703cc9fa02328213ab9
SHA256

b4abdf10768452a791abdbac2107b271a4f38ee897fe1a10ac4cbccaae8882f3
SHA512

cd5b1969169af111c14fd40d3278286a315d22b75544e913376a674e00e112ff8fdfcabf14222badd0f5e4a64ff77c5a228182cd6300d934a39f3b31f13a6f4e
SSDEEP

12288:hy90FBMuIq5tOCNd9SrcSRKIUxanqhhOi+0nev2BmBo8zxVLc:hyKMuIaff9SlIw8hO4e2BYVzxVLc

Score

10^/10

healer redline discovery dropper evasion infostealer persistence trojan

Malware Config

Signatures

Detects Healer an antivirus disabler dropper 17 IoCs

resource	yara_rule
behavioral1/memory/3196-19-0x0000000002220000-0x000000000223A000-memory.dmp	healer
behavioral1/memory/3196-21-0x00000000024F0000-0x0000000002508000-memory.dmp	healer
behavioral1/memory/3196-49-0x00000000024F0000-0x0000000002503000-memory.dmp	healer
behavioral1/memory/3196-47-0x00000000024F0000-0x0000000002503000-memory.dmp	healer
behavioral1/memory/3196-46-0x00000000024F0000-0x0000000002503000-memory.dmp	healer
behavioral1/memory/3196-43-0x00000000024F0000-0x0000000002503000-memory.dmp	healer
behavioral1/memory/3196-41-0x00000000024F0000-0x0000000002503000-memory.dmp	healer
behavioral1/memory/3196-39-0x00000000024F0000-0x0000000002503000-memory.dmp	healer
behavioral1/memory/3196-37-0x00000000024F0000-0x0000000002503000-memory.dmp	healer
behavioral1/memory/3196-36-0x00000000024F0000-0x0000000002503000-memory.dmp	healer
behavioral1/memory/3196-33-0x00000000024F0000-0x0000000002503000-memory.dmp	healer
behavioral1/memory/3196-31-0x00000000024F0000-0x0000000002503000-memory.dmp	healer
behavioral1/memory/3196-29-0x00000000024F0000-0x0000000002503000-memory.dmp	healer
behavioral1/memory/3196-28-0x00000000024F0000-0x0000000002503000-memory.dmp	healer
behavioral1/memory/3196-25-0x00000000024F0000-0x0000000002503000-memory.dmp	healer
behavioral1/memory/3196-24-0x00000000024F0000-0x0000000002503000-memory.dmp	healer
behavioral1/memory/3196-22-0x00000000024F0000-0x0000000002503000-memory.dmp	healer

Healer
Healer an antivirus disabler dropper.
dropper healer
Healer family
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\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	71657265.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	71657265.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	71657265.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	71657265.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	71657265.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	71657265.exe

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

RedLine payload 20 IoCs

resource	yara_rule
behavioral1/memory/4652-61-0x00000000023D0000-0x000000000240C000-memory.dmp	family_redline
behavioral1/memory/4652-62-0x0000000002650000-0x000000000268A000-memory.dmp	family_redline
behavioral1/memory/4652-66-0x0000000002650000-0x0000000002685000-memory.dmp	family_redline
behavioral1/memory/4652-74-0x0000000002650000-0x0000000002685000-memory.dmp	family_redline
behavioral1/memory/4652-97-0x0000000002650000-0x0000000002685000-memory.dmp	family_redline
behavioral1/memory/4652-94-0x0000000002650000-0x0000000002685000-memory.dmp	family_redline
behavioral1/memory/4652-93-0x0000000002650000-0x0000000002685000-memory.dmp	family_redline
behavioral1/memory/4652-90-0x0000000002650000-0x0000000002685000-memory.dmp	family_redline
behavioral1/memory/4652-89-0x0000000002650000-0x0000000002685000-memory.dmp	family_redline
behavioral1/memory/4652-86-0x0000000002650000-0x0000000002685000-memory.dmp	family_redline
behavioral1/memory/4652-84-0x0000000002650000-0x0000000002685000-memory.dmp	family_redline
behavioral1/memory/4652-82-0x0000000002650000-0x0000000002685000-memory.dmp	family_redline
behavioral1/memory/4652-80-0x0000000002650000-0x0000000002685000-memory.dmp	family_redline
behavioral1/memory/4652-79-0x0000000002650000-0x0000000002685000-memory.dmp	family_redline
behavioral1/memory/4652-76-0x0000000002650000-0x0000000002685000-memory.dmp	family_redline
behavioral1/memory/4652-72-0x0000000002650000-0x0000000002685000-memory.dmp	family_redline
behavioral1/memory/4652-70-0x0000000002650000-0x0000000002685000-memory.dmp	family_redline
behavioral1/memory/4652-68-0x0000000002650000-0x0000000002685000-memory.dmp	family_redline
behavioral1/memory/4652-64-0x0000000002650000-0x0000000002685000-memory.dmp	family_redline
behavioral1/memory/4652-63-0x0000000002650000-0x0000000002685000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 3 IoCs

pid	Process
3572	un980742.exe
3196	71657265.exe
4652	rk339834.exe

Windows security modification 2 TTPs 2 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	71657265.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features	71657265.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\\\""	b4abdf10768452a791abdbac2107b271a4f38ee897fe1a10ac4cbccaae8882f3.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\\\""	un980742.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4268	3196	WerFault.exe	85

System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b4abdf10768452a791abdbac2107b271a4f38ee897fe1a10ac4cbccaae8882f3.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	un980742.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	71657265.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rk339834.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3196	71657265.exe
3196	71657265.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3196	71657265.exe
Token: SeDebugPrivilege	4652	rk339834.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2356 wrote to memory of 3572	2356	b4abdf10768452a791abdbac2107b271a4f38ee897fe1a10ac4cbccaae8882f3.exe	84
PID 2356 wrote to memory of 3572	2356	b4abdf10768452a791abdbac2107b271a4f38ee897fe1a10ac4cbccaae8882f3.exe	84
PID 2356 wrote to memory of 3572	2356	b4abdf10768452a791abdbac2107b271a4f38ee897fe1a10ac4cbccaae8882f3.exe	84
PID 3572 wrote to memory of 3196	3572	un980742.exe	85
PID 3572 wrote to memory of 3196	3572	un980742.exe	85
PID 3572 wrote to memory of 3196	3572	un980742.exe	85
PID 3572 wrote to memory of 4652	3572	un980742.exe	97
PID 3572 wrote to memory of 4652	3572	un980742.exe	97
PID 3572 wrote to memory of 4652	3572	un980742.exe	97

C:\Users\Admin\AppData\Local\Temp\b4abdf10768452a791abdbac2107b271a4f38ee897fe1a10ac4cbccaae8882f3.exe
"C:\Users\Admin\AppData\Local\Temp\b4abdf10768452a791abdbac2107b271a4f38ee897fe1a10ac4cbccaae8882f3.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2356
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un980742.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un980742.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3572
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\71657265.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\71657265.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3196
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3196 -s 1088
      4⤵
      Program crash
      PID:4268
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk339834.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk339834.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    PID:4652

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 3196 -ip 3196
1⤵
PID:3972

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un980742.exe

Filesize
536KB

MD5
f609fde531e23ca71335dadfd34673ac

SHA1
be09bf51d4ff3cbefb690679c82dd2737e7ea500

SHA256
e8523b5138e81de092d64cbbde368e136f5fa68ca5bd1d41cf895203d93d4c2a

SHA512
2ad8308ce67dcb49a1ec8f3b8db363fb8ca3730048c393b0cfb853dd95292de580178d22be9993ac93509e5f0b25a8782060d4ce7f52144736be5d44a85f5f4b

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\71657265.exe

Filesize
259KB

MD5
d05d0b22725d86638a7a64dc7817b5c6

SHA1
285273e9c9dc07f132d2b3a603ede14fb875026a

SHA256
aeda1f62f47d0f9b81d375957e3aa962eca1076ca272de53d9f28b34df3f5fb2

SHA512
36abeb89f17a31e0db217ec9568d908641815af73fb3c9f6e03cc52f4c3e11a57c03c7e0f73f700d784a46c00c7a8a3d0054ebc2075ca7bc182f26c62b4e34a2

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk339834.exe

Filesize
341KB

MD5
24ffda693b68f50af7b380a6944d0af4

SHA1
baf06b0ee245ea502ad7ea24b2de6ef2d1bbf950

SHA256
96760d39cb9fd31842983ae7dffadf85fc8830e6dd348ef1cb0f5a4c90461564

SHA512
71d877ade607602129dcbd6334eb8286b138f1eccbf5968d1f94b471f20a28bff0e907427ce013eaef70710781450129d073c82df6042ecad9e08aba31868d02

Download Submit
memory/3196-16-0x00000000005B0000-0x00000000005DD000-memory.dmp

Filesize
180KB

Download
memory/3196-15-0x0000000000740000-0x0000000000840000-memory.dmp

Filesize
1024KB

Download
memory/3196-17-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/3196-18-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/3196-19-0x0000000002220000-0x000000000223A000-memory.dmp

Filesize
104KB

Download
memory/3196-20-0x0000000004C40000-0x00000000051E4000-memory.dmp

Filesize
5.6MB

Download
memory/3196-21-0x00000000024F0000-0x0000000002508000-memory.dmp

Filesize
96KB

Download
memory/3196-49-0x00000000024F0000-0x0000000002503000-memory.dmp

Filesize
76KB

Download
memory/3196-47-0x00000000024F0000-0x0000000002503000-memory.dmp

Filesize
76KB

Download
memory/3196-46-0x00000000024F0000-0x0000000002503000-memory.dmp

Filesize
76KB

Download
memory/3196-43-0x00000000024F0000-0x0000000002503000-memory.dmp

Filesize
76KB

Download
memory/3196-41-0x00000000024F0000-0x0000000002503000-memory.dmp

Filesize
76KB

Download
memory/3196-39-0x00000000024F0000-0x0000000002503000-memory.dmp

Filesize
76KB

Download
memory/3196-37-0x00000000024F0000-0x0000000002503000-memory.dmp

Filesize
76KB

Download
memory/3196-36-0x00000000024F0000-0x0000000002503000-memory.dmp

Filesize
76KB

Download
memory/3196-33-0x00000000024F0000-0x0000000002503000-memory.dmp

Filesize
76KB

Download
memory/3196-31-0x00000000024F0000-0x0000000002503000-memory.dmp

Filesize
76KB

Download
memory/3196-29-0x00000000024F0000-0x0000000002503000-memory.dmp

Filesize
76KB

Download
memory/3196-28-0x00000000024F0000-0x0000000002503000-memory.dmp

Filesize
76KB

Download
memory/3196-25-0x00000000024F0000-0x0000000002503000-memory.dmp

Filesize
76KB

Download
memory/3196-24-0x00000000024F0000-0x0000000002503000-memory.dmp

Filesize
76KB

Download
memory/3196-22-0x00000000024F0000-0x0000000002503000-memory.dmp

Filesize
76KB

Download
memory/3196-50-0x0000000000740000-0x0000000000840000-memory.dmp

Filesize
1024KB

Download
memory/3196-51-0x00000000005B0000-0x00000000005DD000-memory.dmp

Filesize
180KB

Download
memory/3196-52-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/3196-55-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/3196-56-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/4652-61-0x00000000023D0000-0x000000000240C000-memory.dmp

Filesize
240KB

Download
memory/4652-62-0x0000000002650000-0x000000000268A000-memory.dmp

Filesize
232KB

Download
memory/4652-66-0x0000000002650000-0x0000000002685000-memory.dmp

Filesize
212KB

Download
memory/4652-74-0x0000000002650000-0x0000000002685000-memory.dmp

Filesize
212KB

Download
memory/4652-97-0x0000000002650000-0x0000000002685000-memory.dmp

Filesize
212KB

Download
memory/4652-94-0x0000000002650000-0x0000000002685000-memory.dmp

Filesize
212KB

Download
memory/4652-93-0x0000000002650000-0x0000000002685000-memory.dmp

Filesize
212KB

Download
memory/4652-90-0x0000000002650000-0x0000000002685000-memory.dmp

Filesize
212KB

Download
memory/4652-89-0x0000000002650000-0x0000000002685000-memory.dmp

Filesize
212KB

Download
memory/4652-86-0x0000000002650000-0x0000000002685000-memory.dmp

Filesize
212KB

Download
memory/4652-84-0x0000000002650000-0x0000000002685000-memory.dmp

Filesize
212KB

Download
memory/4652-82-0x0000000002650000-0x0000000002685000-memory.dmp

Filesize
212KB

Download
memory/4652-80-0x0000000002650000-0x0000000002685000-memory.dmp

Filesize
212KB

Download
memory/4652-79-0x0000000002650000-0x0000000002685000-memory.dmp

Filesize
212KB

Download
memory/4652-76-0x0000000002650000-0x0000000002685000-memory.dmp

Filesize
212KB

Download
memory/4652-72-0x0000000002650000-0x0000000002685000-memory.dmp

Filesize
212KB

Download
memory/4652-70-0x0000000002650000-0x0000000002685000-memory.dmp

Filesize
212KB

Download
memory/4652-68-0x0000000002650000-0x0000000002685000-memory.dmp

Filesize
212KB

Download
memory/4652-64-0x0000000002650000-0x0000000002685000-memory.dmp

Filesize
212KB

Download
memory/4652-63-0x0000000002650000-0x0000000002685000-memory.dmp

Filesize
212KB

Download
memory/4652-855-0x00000000075B0000-0x0000000007BC8000-memory.dmp

Filesize
6.1MB

Download
memory/4652-856-0x0000000002710000-0x0000000002722000-memory.dmp

Filesize
72KB

Download
memory/4652-857-0x0000000007C10000-0x0000000007D1A000-memory.dmp

Filesize
1.0MB

Download
memory/4652-858-0x0000000007D30000-0x0000000007D6C000-memory.dmp

Filesize
240KB

Download
memory/4652-859-0x00000000025C0000-0x000000000260C000-memory.dmp

Filesize
304KB

Download