healer | a4c9834a0460d358fe6959e3e671d347483bc434273c5306962d63dd604dcb50

Analysis

max time kernel
145s
max time network
147s
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 13:20

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General

Target

a4c9834a0460d358fe6959e3e671d347483bc434273c5306962d63dd604dcb50.exe
Size

658KB
MD5

b2ba3a6a58b97c10b907b7d5bad254f6
SHA1

5c3f65806a601d753079f86ba6c503ced3c8d857
SHA256

a4c9834a0460d358fe6959e3e671d347483bc434273c5306962d63dd604dcb50
SHA512

9943e740c69d53311432bc7a90b3e0ddc3962508934bc9d0498fb8acdd24120138a46c31808a99cab69905f437b2f62ff2807d7b458594976fb2e008e6c2025a
SSDEEP

12288:PMrcy90+SViQBwkBCUoaNNJUajC4hlHigm2YbklnwfoiowfEwAFXHfdwtggSdg:XyRSEewkRoanSCIAYbInMvnemt0q

Score

10^/10

healer redline rosto discovery dropper evasion infostealer persistence trojan

Malware Config

Extracted

Family

redline

Botnet

rosto

hueref.eu:4162

Attributes

auth_value
07d81eba8cad42bbd0ae60042d48eac6

Signatures

Detects Healer an antivirus disabler dropper 17 IoCs

resource	yara_rule
behavioral1/memory/3344-19-0x0000000002270000-0x000000000228A000-memory.dmp	healer
behavioral1/memory/3344-21-0x0000000004C30000-0x0000000004C48000-memory.dmp	healer
behavioral1/memory/3344-39-0x0000000004C30000-0x0000000004C42000-memory.dmp	healer
behavioral1/memory/3344-47-0x0000000004C30000-0x0000000004C42000-memory.dmp	healer
behavioral1/memory/3344-45-0x0000000004C30000-0x0000000004C42000-memory.dmp	healer
behavioral1/memory/3344-43-0x0000000004C30000-0x0000000004C42000-memory.dmp	healer
behavioral1/memory/3344-41-0x0000000004C30000-0x0000000004C42000-memory.dmp	healer
behavioral1/memory/3344-35-0x0000000004C30000-0x0000000004C42000-memory.dmp	healer
behavioral1/memory/3344-33-0x0000000004C30000-0x0000000004C42000-memory.dmp	healer
behavioral1/memory/3344-49-0x0000000004C30000-0x0000000004C42000-memory.dmp	healer
behavioral1/memory/3344-29-0x0000000004C30000-0x0000000004C42000-memory.dmp	healer
behavioral1/memory/3344-27-0x0000000004C30000-0x0000000004C42000-memory.dmp	healer
behavioral1/memory/3344-25-0x0000000004C30000-0x0000000004C42000-memory.dmp	healer
behavioral1/memory/3344-23-0x0000000004C30000-0x0000000004C42000-memory.dmp	healer
behavioral1/memory/3344-22-0x0000000004C30000-0x0000000004C42000-memory.dmp	healer
behavioral1/memory/3344-37-0x0000000004C30000-0x0000000004C42000-memory.dmp	healer
behavioral1/memory/3344-31-0x0000000004C30000-0x0000000004C42000-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
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	urgV64kh76.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	urgV64kh76.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	urgV64kh76.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	urgV64kh76.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	urgV64kh76.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	urgV64kh76.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/448-61-0x0000000002160000-0x00000000021A6000-memory.dmp	family_redline
behavioral1/memory/448-62-0x0000000004BD0000-0x0000000004C14000-memory.dmp	family_redline
behavioral1/memory/448-66-0x0000000004BD0000-0x0000000004C0E000-memory.dmp	family_redline
behavioral1/memory/448-64-0x0000000004BD0000-0x0000000004C0E000-memory.dmp	family_redline
behavioral1/memory/448-63-0x0000000004BD0000-0x0000000004C0E000-memory.dmp	family_redline
behavioral1/memory/448-80-0x0000000004BD0000-0x0000000004C0E000-memory.dmp	family_redline
behavioral1/memory/448-96-0x0000000004BD0000-0x0000000004C0E000-memory.dmp	family_redline
behavioral1/memory/448-94-0x0000000004BD0000-0x0000000004C0E000-memory.dmp	family_redline
behavioral1/memory/448-92-0x0000000004BD0000-0x0000000004C0E000-memory.dmp	family_redline
behavioral1/memory/448-90-0x0000000004BD0000-0x0000000004C0E000-memory.dmp	family_redline
behavioral1/memory/448-86-0x0000000004BD0000-0x0000000004C0E000-memory.dmp	family_redline
behavioral1/memory/448-84-0x0000000004BD0000-0x0000000004C0E000-memory.dmp	family_redline
behavioral1/memory/448-82-0x0000000004BD0000-0x0000000004C0E000-memory.dmp	family_redline
behavioral1/memory/448-78-0x0000000004BD0000-0x0000000004C0E000-memory.dmp	family_redline
behavioral1/memory/448-76-0x0000000004BD0000-0x0000000004C0E000-memory.dmp	family_redline
behavioral1/memory/448-74-0x0000000004BD0000-0x0000000004C0E000-memory.dmp	family_redline
behavioral1/memory/448-72-0x0000000004BD0000-0x0000000004C0E000-memory.dmp	family_redline
behavioral1/memory/448-70-0x0000000004BD0000-0x0000000004C0E000-memory.dmp	family_redline
behavioral1/memory/448-68-0x0000000004BD0000-0x0000000004C0E000-memory.dmp	family_redline
behavioral1/memory/448-88-0x0000000004BD0000-0x0000000004C0E000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 3 IoCs

pid	Process
2576	ycgi66qZ84.exe
3344	urgV64kh76.exe
448	wrar58na75.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	urgV64kh76.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	urgV64kh76.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\\\""	a4c9834a0460d358fe6959e3e671d347483bc434273c5306962d63dd604dcb50.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\\\""	ycgi66qZ84.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4596	3344	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	a4c9834a0460d358fe6959e3e671d347483bc434273c5306962d63dd604dcb50.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ycgi66qZ84.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	urgV64kh76.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	wrar58na75.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3344	urgV64kh76.exe
3344	urgV64kh76.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3344	urgV64kh76.exe
Token: SeDebugPrivilege	448	wrar58na75.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4804 wrote to memory of 2576	4804	a4c9834a0460d358fe6959e3e671d347483bc434273c5306962d63dd604dcb50.exe	84
PID 4804 wrote to memory of 2576	4804	a4c9834a0460d358fe6959e3e671d347483bc434273c5306962d63dd604dcb50.exe	84
PID 4804 wrote to memory of 2576	4804	a4c9834a0460d358fe6959e3e671d347483bc434273c5306962d63dd604dcb50.exe	84
PID 2576 wrote to memory of 3344	2576	ycgi66qZ84.exe	85
PID 2576 wrote to memory of 3344	2576	ycgi66qZ84.exe	85
PID 2576 wrote to memory of 3344	2576	ycgi66qZ84.exe	85
PID 2576 wrote to memory of 448	2576	ycgi66qZ84.exe	97
PID 2576 wrote to memory of 448	2576	ycgi66qZ84.exe	97
PID 2576 wrote to memory of 448	2576	ycgi66qZ84.exe	97

C:\Users\Admin\AppData\Local\Temp\a4c9834a0460d358fe6959e3e671d347483bc434273c5306962d63dd604dcb50.exe
"C:\Users\Admin\AppData\Local\Temp\a4c9834a0460d358fe6959e3e671d347483bc434273c5306962d63dd604dcb50.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4804
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ycgi66qZ84.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ycgi66qZ84.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2576
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\urgV64kh76.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\urgV64kh76.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:3344
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3344 -s 1088
      4⤵
      Program crash
      PID:4596
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\wrar58na75.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\wrar58na75.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    PID:448

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 3344 -ip 3344
1⤵
PID:2664

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\ycgi66qZ84.exe

Filesize
513KB

MD5
6f0c878ff59a70f1d9569bb72a86a62a

SHA1
415be77f75251946479c00db7b1e97f7a9ffbbd0

SHA256
f84d8e64c701f0e1137d02191b8788621768e436e73e7751a4a6dc64d00dae58

SHA512
eefeeb232dae9a9bc39ad6a4febe335d689504c0684d6dedde87c3598f69b536db5eb80ec6ef74a110f848d5164978f01e26e44eb884d50533e66df79ffd58c5

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\urgV64kh76.exe

Filesize
231KB

MD5
5fe359d97529c2e4ad1b8de89d19860e

SHA1
d93e28ad930cdfaac6452143e04d68c707a9319a

SHA256
6d9bb6b2fcbb222d16c5c19a9e62a84b0505e48009e257d076e5adde6f7107cc

SHA512
6727cf4ff8d4fef4915f15bcb9787fcd968cfdd08ca749c7eb9a989ab63f8d55c1f6599e6e784679eb29d466094cd7c39f05badc53f80b952864d1c56eef5190

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\wrar58na75.exe

Filesize
290KB

MD5
8fee42f989bab807a7e66858ba5fe89d

SHA1
2f0c74aba0b54d351ac033248a718fa08edbfd91

SHA256
0b8c7c56907917d4b837cb95e0f7f47223d4457ddddd5986922cd7e3d61d70e5

SHA512
d4e1289b7bd0255a74eb8b85b552326ef288d45a9c69188a70215ecba62c984ecdb2ebb8ded103a699d109bf6d82ade212ed7c3dda8e04e780a79593cc3f6926

Download Submit
memory/448-78-0x0000000004BD0000-0x0000000004C0E000-memory.dmp

Filesize
248KB

Download
memory/448-84-0x0000000004BD0000-0x0000000004C0E000-memory.dmp

Filesize
248KB

Download
memory/448-970-0x0000000004C80000-0x0000000004D8A000-memory.dmp

Filesize
1.0MB

Download
memory/448-969-0x0000000005380000-0x0000000005998000-memory.dmp

Filesize
6.1MB

Download
memory/448-88-0x0000000004BD0000-0x0000000004C0E000-memory.dmp

Filesize
248KB

Download
memory/448-68-0x0000000004BD0000-0x0000000004C0E000-memory.dmp

Filesize
248KB

Download
memory/448-70-0x0000000004BD0000-0x0000000004C0E000-memory.dmp

Filesize
248KB

Download
memory/448-72-0x0000000004BD0000-0x0000000004C0E000-memory.dmp

Filesize
248KB

Download
memory/448-74-0x0000000004BD0000-0x0000000004C0E000-memory.dmp

Filesize
248KB

Download
memory/448-76-0x0000000004BD0000-0x0000000004C0E000-memory.dmp

Filesize
248KB

Download
memory/448-972-0x00000000059C0000-0x00000000059FC000-memory.dmp

Filesize
240KB

Download
memory/448-973-0x0000000005B10000-0x0000000005B5C000-memory.dmp

Filesize
304KB

Download
memory/448-82-0x0000000004BD0000-0x0000000004C0E000-memory.dmp

Filesize
248KB

Download
memory/448-971-0x00000000059A0000-0x00000000059B2000-memory.dmp

Filesize
72KB

Download
memory/448-86-0x0000000004BD0000-0x0000000004C0E000-memory.dmp

Filesize
248KB

Download
memory/448-90-0x0000000004BD0000-0x0000000004C0E000-memory.dmp

Filesize
248KB

Download
memory/448-92-0x0000000004BD0000-0x0000000004C0E000-memory.dmp

Filesize
248KB

Download
memory/448-94-0x0000000004BD0000-0x0000000004C0E000-memory.dmp

Filesize
248KB

Download
memory/448-96-0x0000000004BD0000-0x0000000004C0E000-memory.dmp

Filesize
248KB

Download
memory/448-80-0x0000000004BD0000-0x0000000004C0E000-memory.dmp

Filesize
248KB

Download
memory/448-63-0x0000000004BD0000-0x0000000004C0E000-memory.dmp

Filesize
248KB

Download
memory/448-64-0x0000000004BD0000-0x0000000004C0E000-memory.dmp

Filesize
248KB

Download
memory/448-66-0x0000000004BD0000-0x0000000004C0E000-memory.dmp

Filesize
248KB

Download
memory/448-62-0x0000000004BD0000-0x0000000004C14000-memory.dmp

Filesize
272KB

Download
memory/448-61-0x0000000002160000-0x00000000021A6000-memory.dmp

Filesize
280KB

Download
memory/3344-41-0x0000000004C30000-0x0000000004C42000-memory.dmp

Filesize
72KB

Download
memory/3344-55-0x0000000000400000-0x000000000057E000-memory.dmp

Filesize
1.5MB

Download
memory/3344-56-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/3344-52-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/3344-51-0x00000000006A0000-0x00000000006CD000-memory.dmp

Filesize
180KB

Download
memory/3344-50-0x00000000005A0000-0x00000000006A0000-memory.dmp

Filesize
1024KB

Download
memory/3344-31-0x0000000004C30000-0x0000000004C42000-memory.dmp

Filesize
72KB

Download
memory/3344-37-0x0000000004C30000-0x0000000004C42000-memory.dmp

Filesize
72KB

Download
memory/3344-22-0x0000000004C30000-0x0000000004C42000-memory.dmp

Filesize
72KB

Download
memory/3344-23-0x0000000004C30000-0x0000000004C42000-memory.dmp

Filesize
72KB

Download
memory/3344-25-0x0000000004C30000-0x0000000004C42000-memory.dmp

Filesize
72KB

Download
memory/3344-27-0x0000000004C30000-0x0000000004C42000-memory.dmp

Filesize
72KB

Download
memory/3344-29-0x0000000004C30000-0x0000000004C42000-memory.dmp

Filesize
72KB

Download
memory/3344-49-0x0000000004C30000-0x0000000004C42000-memory.dmp

Filesize
72KB

Download
memory/3344-33-0x0000000004C30000-0x0000000004C42000-memory.dmp

Filesize
72KB

Download
memory/3344-35-0x0000000004C30000-0x0000000004C42000-memory.dmp

Filesize
72KB

Download
memory/3344-43-0x0000000004C30000-0x0000000004C42000-memory.dmp

Filesize
72KB

Download
memory/3344-45-0x0000000004C30000-0x0000000004C42000-memory.dmp

Filesize
72KB

Download
memory/3344-47-0x0000000004C30000-0x0000000004C42000-memory.dmp

Filesize
72KB

Download
memory/3344-39-0x0000000004C30000-0x0000000004C42000-memory.dmp

Filesize
72KB

Download
memory/3344-21-0x0000000004C30000-0x0000000004C48000-memory.dmp

Filesize
96KB

Download
memory/3344-20-0x0000000004C70000-0x0000000005214000-memory.dmp

Filesize
5.6MB

Download
memory/3344-19-0x0000000002270000-0x000000000228A000-memory.dmp

Filesize
104KB

Download
memory/3344-18-0x0000000000400000-0x000000000057E000-memory.dmp

Filesize
1.5MB

Download
memory/3344-17-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/3344-16-0x00000000006A0000-0x00000000006CD000-memory.dmp

Filesize
180KB

Download
memory/3344-15-0x00000000005A0000-0x00000000006A0000-memory.dmp

Filesize
1024KB

Download