healer | 3c5a4fa5efe2852729ce8ae85af06c19f907208a0e100ce1ee5f8f85c90196ce

Analysis

max time kernel
143s
max time network
148s
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 13:23

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General

Target

3c5a4fa5efe2852729ce8ae85af06c19f907208a0e100ce1ee5f8f85c90196ce.exe
Size

530KB
MD5

b7d355bcc3831c252ef8c730d31e0534
SHA1

ba22c5ea25aee25023cc3517b0db997df0aeacfe
SHA256

3c5a4fa5efe2852729ce8ae85af06c19f907208a0e100ce1ee5f8f85c90196ce
SHA512

fb0e5b6631681700b1131de47468df81b52507a8be392c62df2efc8792e19bdf66bdc4a7f21a57732b9223a32bb90491bcdeae55bc054cc17a7c35fe45b6417a
SSDEEP

12288:mMryy90YXlI5N5vVsfsfBE4juJZ2RIXGlEEM8nz:EyY5PVTE2uJZ2RiG2EMw

Score

10^/10

healer redline fud discovery dropper evasion infostealer persistence trojan

Malware Config

Extracted

Family

redline

Botnet

fud

193.233.20.27:4123

Attributes

auth_value
cddc991efd6918ad5321d80dac884b40

Signatures

Detects Healer an antivirus disabler dropper 2 IoCs

resource	yara_rule
behavioral1/files/0x0008000000023c9a-12.dat	healer
behavioral1/memory/2540-15-0x0000000000350000-0x000000000035A000-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\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	sf22fg13fi41.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	sf22fg13fi41.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	sf22fg13fi41.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	sf22fg13fi41.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	sf22fg13fi41.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	sf22fg13fi41.exe

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

RedLine payload 35 IoCs

resource	yara_rule
behavioral1/memory/4376-22-0x0000000002580000-0x00000000025C6000-memory.dmp	family_redline
behavioral1/memory/4376-24-0x0000000005120000-0x0000000005164000-memory.dmp	family_redline
behavioral1/memory/4376-34-0x0000000005120000-0x000000000515E000-memory.dmp	family_redline
behavioral1/memory/4376-36-0x0000000005120000-0x000000000515E000-memory.dmp	family_redline
behavioral1/memory/4376-28-0x0000000005120000-0x000000000515E000-memory.dmp	family_redline
behavioral1/memory/4376-72-0x0000000005120000-0x000000000515E000-memory.dmp	family_redline
behavioral1/memory/4376-54-0x0000000005120000-0x000000000515E000-memory.dmp	family_redline
behavioral1/memory/4376-32-0x0000000005120000-0x000000000515E000-memory.dmp	family_redline
behavioral1/memory/4376-30-0x0000000005120000-0x000000000515E000-memory.dmp	family_redline
behavioral1/memory/4376-26-0x0000000005120000-0x000000000515E000-memory.dmp	family_redline
behavioral1/memory/4376-25-0x0000000005120000-0x000000000515E000-memory.dmp	family_redline
behavioral1/memory/4376-88-0x0000000005120000-0x000000000515E000-memory.dmp	family_redline
behavioral1/memory/4376-86-0x0000000005120000-0x000000000515E000-memory.dmp	family_redline
behavioral1/memory/4376-84-0x0000000005120000-0x000000000515E000-memory.dmp	family_redline
behavioral1/memory/4376-82-0x0000000005120000-0x000000000515E000-memory.dmp	family_redline
behavioral1/memory/4376-80-0x0000000005120000-0x000000000515E000-memory.dmp	family_redline
behavioral1/memory/4376-78-0x0000000005120000-0x000000000515E000-memory.dmp	family_redline
behavioral1/memory/4376-76-0x0000000005120000-0x000000000515E000-memory.dmp	family_redline
behavioral1/memory/4376-74-0x0000000005120000-0x000000000515E000-memory.dmp	family_redline
behavioral1/memory/4376-70-0x0000000005120000-0x000000000515E000-memory.dmp	family_redline
behavioral1/memory/4376-68-0x0000000005120000-0x000000000515E000-memory.dmp	family_redline
behavioral1/memory/4376-66-0x0000000005120000-0x000000000515E000-memory.dmp	family_redline
behavioral1/memory/4376-64-0x0000000005120000-0x000000000515E000-memory.dmp	family_redline
behavioral1/memory/4376-62-0x0000000005120000-0x000000000515E000-memory.dmp	family_redline
behavioral1/memory/4376-60-0x0000000005120000-0x000000000515E000-memory.dmp	family_redline
behavioral1/memory/4376-58-0x0000000005120000-0x000000000515E000-memory.dmp	family_redline
behavioral1/memory/4376-56-0x0000000005120000-0x000000000515E000-memory.dmp	family_redline
behavioral1/memory/4376-52-0x0000000005120000-0x000000000515E000-memory.dmp	family_redline
behavioral1/memory/4376-50-0x0000000005120000-0x000000000515E000-memory.dmp	family_redline
behavioral1/memory/4376-48-0x0000000005120000-0x000000000515E000-memory.dmp	family_redline
behavioral1/memory/4376-46-0x0000000005120000-0x000000000515E000-memory.dmp	family_redline
behavioral1/memory/4376-44-0x0000000005120000-0x000000000515E000-memory.dmp	family_redline
behavioral1/memory/4376-42-0x0000000005120000-0x000000000515E000-memory.dmp	family_redline
behavioral1/memory/4376-40-0x0000000005120000-0x000000000515E000-memory.dmp	family_redline
behavioral1/memory/4376-38-0x0000000005120000-0x000000000515E000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 3 IoCs

pid	Process
1416	vhnv3817DB.exe
2540	sf22fg13fi41.exe
4376	tf03VB48An55.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"	sf22fg13fi41.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\\\""	3c5a4fa5efe2852729ce8ae85af06c19f907208a0e100ce1ee5f8f85c90196ce.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\\\""	vhnv3817DB.exe

Launches sc.exe 1 IoCs

Sc.exe is a Windows utlilty to control services on the system.

pid	Process
116	sc.exe

System Location Discovery: System Language Discovery 1 TTPs 3 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	vhnv3817DB.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tf03VB48An55.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	3c5a4fa5efe2852729ce8ae85af06c19f907208a0e100ce1ee5f8f85c90196ce.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2540	sf22fg13fi41.exe
2540	sf22fg13fi41.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2540	sf22fg13fi41.exe
Token: SeDebugPrivilege	4376	tf03VB48An55.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1892 wrote to memory of 1416	1892	3c5a4fa5efe2852729ce8ae85af06c19f907208a0e100ce1ee5f8f85c90196ce.exe	86
PID 1892 wrote to memory of 1416	1892	3c5a4fa5efe2852729ce8ae85af06c19f907208a0e100ce1ee5f8f85c90196ce.exe	86
PID 1892 wrote to memory of 1416	1892	3c5a4fa5efe2852729ce8ae85af06c19f907208a0e100ce1ee5f8f85c90196ce.exe	86
PID 1416 wrote to memory of 2540	1416	vhnv3817DB.exe	87
PID 1416 wrote to memory of 2540	1416	vhnv3817DB.exe	87
PID 1416 wrote to memory of 4376	1416	vhnv3817DB.exe	96
PID 1416 wrote to memory of 4376	1416	vhnv3817DB.exe	96
PID 1416 wrote to memory of 4376	1416	vhnv3817DB.exe	96

C:\Users\Admin\AppData\Local\Temp\3c5a4fa5efe2852729ce8ae85af06c19f907208a0e100ce1ee5f8f85c90196ce.exe
"C:\Users\Admin\AppData\Local\Temp\3c5a4fa5efe2852729ce8ae85af06c19f907208a0e100ce1ee5f8f85c90196ce.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1892
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vhnv3817DB.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vhnv3817DB.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1416
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sf22fg13fi41.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sf22fg13fi41.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2540
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tf03VB48An55.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tf03VB48An55.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    PID:4376

C:\Windows\system32\sc.exe
C:\Windows\system32\sc.exe start wuauserv
1⤵
- Launches sc.exe
PID:116

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\vhnv3817DB.exe

Filesize
385KB

MD5
96d70ea167980857a6190c61b2eedfcd

SHA1
201e2a8391e851c78785b0d4edffd741cf432e72

SHA256
7bde9c79d628cfd0de67b0110942b2d137f9217aa53913fb2ef1cdd2cebfc54f

SHA512
b0d58a4f298942699efbd01a01a31adb34dbcdaea889e536928a7951be0ce8bce657a9cb005222ae0b604bc1ab6b6c98029525425baeeb866dd6d7462a2ba5a8

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sf22fg13fi41.exe

Filesize
11KB

MD5
d2a648d150bb0a53fc559b236a18973c

SHA1
85570ee09410bcc66e6055f90894277641edc691

SHA256
5427c34811ab141a37f013c91b9859089654ca29e03dabb11617fe2e8be81275

SHA512
95f58c5b170d47b0406275f0d965f92ae6a2244849a3ffd8c9b478bd5ac39708edc5dc5763373208a13a3b682ee5907792799c74325374110e292226f9947532

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tf03VB48An55.exe

Filesize
292KB

MD5
01f55e38d4139a3f84f11a36dbb67824

SHA1
28ba3e42c1bd4a60732f8a2b34771aa026253000

SHA256
2dcc02ccacc4b825f2b5d18d6139650cad2798618e2fd66cac757735a3824004

SHA512
56a9d5e32131b4d7265d3d0f7b049132400d58731717c3437b756b3597743637dce907a9932d4e82cc039e22c747380fe19c560df3dd6d8b0c7a98502a862de0

Download Submit
memory/2540-14-0x00007FFBA0563000-0x00007FFBA0565000-memory.dmp

Filesize
8KB

Download
memory/2540-15-0x0000000000350000-0x000000000035A000-memory.dmp

Filesize
40KB

Download
memory/2540-16-0x00007FFBA0563000-0x00007FFBA0565000-memory.dmp

Filesize
8KB

Download
memory/4376-80-0x0000000005120000-0x000000000515E000-memory.dmp

Filesize
248KB

Download
memory/4376-68-0x0000000005120000-0x000000000515E000-memory.dmp

Filesize
248KB

Download
memory/4376-24-0x0000000005120000-0x0000000005164000-memory.dmp

Filesize
272KB

Download
memory/4376-34-0x0000000005120000-0x000000000515E000-memory.dmp

Filesize
248KB

Download
memory/4376-36-0x0000000005120000-0x000000000515E000-memory.dmp

Filesize
248KB

Download
memory/4376-28-0x0000000005120000-0x000000000515E000-memory.dmp

Filesize
248KB

Download
memory/4376-72-0x0000000005120000-0x000000000515E000-memory.dmp

Filesize
248KB

Download
memory/4376-54-0x0000000005120000-0x000000000515E000-memory.dmp

Filesize
248KB

Download
memory/4376-32-0x0000000005120000-0x000000000515E000-memory.dmp

Filesize
248KB

Download
memory/4376-30-0x0000000005120000-0x000000000515E000-memory.dmp

Filesize
248KB

Download
memory/4376-26-0x0000000005120000-0x000000000515E000-memory.dmp

Filesize
248KB

Download
memory/4376-25-0x0000000005120000-0x000000000515E000-memory.dmp

Filesize
248KB

Download
memory/4376-88-0x0000000005120000-0x000000000515E000-memory.dmp

Filesize
248KB

Download
memory/4376-86-0x0000000005120000-0x000000000515E000-memory.dmp

Filesize
248KB

Download
memory/4376-84-0x0000000005120000-0x000000000515E000-memory.dmp

Filesize
248KB

Download
memory/4376-82-0x0000000005120000-0x000000000515E000-memory.dmp

Filesize
248KB

Download
memory/4376-22-0x0000000002580000-0x00000000025C6000-memory.dmp

Filesize
280KB

Download
memory/4376-78-0x0000000005120000-0x000000000515E000-memory.dmp

Filesize
248KB

Download
memory/4376-76-0x0000000005120000-0x000000000515E000-memory.dmp

Filesize
248KB

Download
memory/4376-74-0x0000000005120000-0x000000000515E000-memory.dmp

Filesize
248KB

Download
memory/4376-70-0x0000000005120000-0x000000000515E000-memory.dmp

Filesize
248KB

Download
memory/4376-23-0x0000000004B70000-0x0000000005114000-memory.dmp

Filesize
5.6MB

Download
memory/4376-66-0x0000000005120000-0x000000000515E000-memory.dmp

Filesize
248KB

Download
memory/4376-64-0x0000000005120000-0x000000000515E000-memory.dmp

Filesize
248KB

Download
memory/4376-62-0x0000000005120000-0x000000000515E000-memory.dmp

Filesize
248KB

Download
memory/4376-60-0x0000000005120000-0x000000000515E000-memory.dmp

Filesize
248KB

Download
memory/4376-58-0x0000000005120000-0x000000000515E000-memory.dmp

Filesize
248KB

Download
memory/4376-56-0x0000000005120000-0x000000000515E000-memory.dmp

Filesize
248KB

Download
memory/4376-52-0x0000000005120000-0x000000000515E000-memory.dmp

Filesize
248KB

Download
memory/4376-50-0x0000000005120000-0x000000000515E000-memory.dmp

Filesize
248KB

Download
memory/4376-48-0x0000000005120000-0x000000000515E000-memory.dmp

Filesize
248KB

Download
memory/4376-46-0x0000000005120000-0x000000000515E000-memory.dmp

Filesize
248KB

Download
memory/4376-44-0x0000000005120000-0x000000000515E000-memory.dmp

Filesize
248KB

Download
memory/4376-42-0x0000000005120000-0x000000000515E000-memory.dmp

Filesize
248KB

Download
memory/4376-40-0x0000000005120000-0x000000000515E000-memory.dmp

Filesize
248KB

Download
memory/4376-38-0x0000000005120000-0x000000000515E000-memory.dmp

Filesize
248KB

Download
memory/4376-931-0x00000000051C0000-0x00000000057D8000-memory.dmp

Filesize
6.1MB

Download
memory/4376-932-0x0000000005860000-0x000000000596A000-memory.dmp

Filesize
1.0MB

Download
memory/4376-933-0x00000000059A0000-0x00000000059B2000-memory.dmp

Filesize
72KB

Download
memory/4376-934-0x00000000059C0000-0x00000000059FC000-memory.dmp

Filesize
240KB

Download
memory/4376-935-0x0000000005B10000-0x0000000005B5C000-memory.dmp

Filesize
304KB

Download