healer | ebd9a15280a9fbd641ead11a6ab911fd72dcd48a6226e2e161005aebc9f70813

Analysis

max time kernel
142s
max time network
158s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
13-05-2024 07:51

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

6bc897b2628233ed80a62fd1df052f4e8d65dd70c9d40aada7a17519d9293e6c.exe
Size

307KB
MD5

5c07ea21ef1f3ef273137ed884ae80c0
SHA1

dd3e6f15c033949fbacd0eb5717fa5b9f1867515
SHA256

6bc897b2628233ed80a62fd1df052f4e8d65dd70c9d40aada7a17519d9293e6c
SHA512

c6f55bf84c7ad4d7c2d930ed452e76c7c3d520e94283811e7c6de3708764c7e5b63d00e96e2bd3f519daae9ab5d2f189b440740ad653be166391e2c7ffa475fa
SSDEEP

6144:K1y+bnr+dp0yN90QEb5F5OYc1u31g4TByZ/w7QK1N4ydVLDT:jMrhy90Txc1u31TTEZw7rFL

Score

10^/10

healer redline mufos dropper evasion infostealer persistence trojan

Malware Config

Extracted

Family

redline

Botnet

mufos

217.196.96.102:4132

Attributes

auth_value
136f202e6569ad5815c34377858a255c

Signatures

Detects Healer an antivirus disabler dropper 17 IoCs

resource	yara_rule
behavioral16/memory/4024-8-0x0000000002370000-0x000000000238A000-memory.dmp	healer
behavioral16/memory/4024-11-0x0000000004980000-0x0000000004998000-memory.dmp	healer
behavioral16/memory/4024-39-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral16/memory/4024-37-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral16/memory/4024-35-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral16/memory/4024-33-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral16/memory/4024-31-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral16/memory/4024-29-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral16/memory/4024-27-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral16/memory/4024-25-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral16/memory/4024-21-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral16/memory/4024-19-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral16/memory/4024-17-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral16/memory/4024-15-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral16/memory/4024-13-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral16/memory/4024-12-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral16/memory/4024-23-0x0000000004980000-0x0000000004992000-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
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	a6702294.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	a6702294.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	a6702294.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	a6702294.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	a6702294.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	a6702294.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
behavioral16/files/0x0007000000023439-45.dat	family_redline
behavioral16/memory/1760-47-0x0000000000520000-0x000000000054E000-memory.dmp	family_redline

Executes dropped EXE 2 IoCs

pid	Process
4024	a6702294.exe
1760	b2718660.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	a6702294.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	a6702294.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\\\""	6bc897b2628233ed80a62fd1df052f4e8d65dd70c9d40aada7a17519d9293e6c.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4024	a6702294.exe
4024	a6702294.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4024	a6702294.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 5024 wrote to memory of 4024	5024	6bc897b2628233ed80a62fd1df052f4e8d65dd70c9d40aada7a17519d9293e6c.exe	83
PID 5024 wrote to memory of 4024	5024	6bc897b2628233ed80a62fd1df052f4e8d65dd70c9d40aada7a17519d9293e6c.exe	83
PID 5024 wrote to memory of 4024	5024	6bc897b2628233ed80a62fd1df052f4e8d65dd70c9d40aada7a17519d9293e6c.exe	83
PID 5024 wrote to memory of 1760	5024	6bc897b2628233ed80a62fd1df052f4e8d65dd70c9d40aada7a17519d9293e6c.exe	89
PID 5024 wrote to memory of 1760	5024	6bc897b2628233ed80a62fd1df052f4e8d65dd70c9d40aada7a17519d9293e6c.exe	89
PID 5024 wrote to memory of 1760	5024	6bc897b2628233ed80a62fd1df052f4e8d65dd70c9d40aada7a17519d9293e6c.exe	89

C:\Users\Admin\AppData\Local\Temp\6bc897b2628233ed80a62fd1df052f4e8d65dd70c9d40aada7a17519d9293e6c.exe
"C:\Users\Admin\AppData\Local\Temp\6bc897b2628233ed80a62fd1df052f4e8d65dd70c9d40aada7a17519d9293e6c.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:5024
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\a6702294.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\a6702294.exe
  2⤵
  - Modifies Windows Defender Real-time Protection settings
  - Executes dropped EXE
  - Windows security modification
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4024
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\b2718660.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\b2718660.exe
  2⤵
  - Executes dropped EXE
  PID:1760

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

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\a6702294.exe

Filesize
181KB

MD5
0e214d4f24f8bb75b7eabde0fc3f5181

SHA1
18ab40636fc65e383c214277112d4584ab407cbf

SHA256
32686eedec8ab30313637dee624f5321e7b0c58e21551c40015b174a89b3d392

SHA512
65f1e929faa3260a4204e5fa0932f88df22959acab76ac545c2d7bdc59c945ff22c040a00c935ae9485c559d2f1b126e72298a98764d514c411bc7fe7cc4ea61

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\b2718660.exe

Filesize
168KB

MD5
60eca959048528a12c40d2a8b4395030

SHA1
845deb528b1953c6c4d86005a4bb536239ed0be9

SHA256
b3b6afb03294d9087c9bb175f3dc88c13623d694ea439327880ac475192dc7e8

SHA512
1998bd4503f4a70c8b5d465b1e63ac266133c9814ccb55fce4f815d2a36572c874b178e9dc2da0a5294d456e7b8c2ca92499bb167e585371d4a2b83593e52ecd

Download Submit
memory/1760-56-0x0000000074590000-0x000000007463B000-memory.dmp

Filesize
684KB

Download
memory/1760-55-0x0000000004F50000-0x0000000004F9C000-memory.dmp

Filesize
304KB

Download
memory/1760-54-0x0000000004F10000-0x0000000004F4C000-memory.dmp

Filesize
240KB

Download
memory/1760-53-0x0000000074590000-0x000000007463B000-memory.dmp

Filesize
684KB

Download
memory/1760-52-0x0000000004D90000-0x0000000004DA2000-memory.dmp

Filesize
72KB

Download
memory/1760-51-0x0000000004FE0000-0x00000000050EA000-memory.dmp

Filesize
1.0MB

Download
memory/1760-50-0x00000000054F0000-0x0000000005B08000-memory.dmp

Filesize
6.1MB

Download
memory/1760-49-0x0000000002610000-0x0000000002616000-memory.dmp

Filesize
24KB

Download
memory/1760-48-0x0000000074590000-0x000000007463B000-memory.dmp

Filesize
684KB

Download
memory/1760-47-0x0000000000520000-0x000000000054E000-memory.dmp

Filesize
184KB

Download
memory/4024-35-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/4024-43-0x00000000745E0000-0x0000000074D90000-memory.dmp

Filesize
7.7MB

Download
memory/4024-21-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/4024-19-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/4024-17-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/4024-15-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/4024-13-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/4024-12-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/4024-23-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/4024-40-0x00000000745E0000-0x0000000074D90000-memory.dmp

Filesize
7.7MB

Download
memory/4024-41-0x00000000745E0000-0x0000000074D90000-memory.dmp

Filesize
7.7MB

Download
memory/4024-25-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/4024-27-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/4024-29-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/4024-31-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/4024-33-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/4024-37-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/4024-39-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/4024-11-0x0000000004980000-0x0000000004998000-memory.dmp

Filesize
96KB

Download
memory/4024-10-0x00000000745E0000-0x0000000074D90000-memory.dmp

Filesize
7.7MB

Download
memory/4024-9-0x0000000004B00000-0x00000000050A4000-memory.dmp

Filesize
5.6MB

Download
memory/4024-8-0x0000000002370000-0x000000000238A000-memory.dmp

Filesize
104KB

Download
memory/4024-7-0x00000000745EE000-0x00000000745EF000-memory.dmp

Filesize
4KB

Download