healer | b83c9355cd8899c270c7dd4dc0c4b05032ce6f9ab28ff2e23d509a18f224bf6f

Analysis

max time kernel
148s
max time network
152s
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 13:37

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General

Target

b83c9355cd8899c270c7dd4dc0c4b05032ce6f9ab28ff2e23d509a18f224bf6f.exe
Size

828KB
MD5

8188be46f838f8f67a6a01e822a73cba
SHA1

55152ef03bdf05675aa75a1930138dcde63f015d
SHA256

b83c9355cd8899c270c7dd4dc0c4b05032ce6f9ab28ff2e23d509a18f224bf6f
SHA512

a02cc4150823edc78b3d3246fba7c9e554cc65d1ceda136d01f3bde29ce03b29f66ea6eb0a9a094a8c2a8fa9fb49dba8183f2642901deb65068a5df30eb5177d
SSDEEP

12288:/y90gaoacoBvaAOPeCGAbeTAKXsQHOxK51bEwS9K3kGC6z+JzhjiqvP/wcW5:/y/aoacg3CtCV0xuKUpCgc17Zu

Score

10^/10

healer redline discovery dropper evasion infostealer persistence trojan

Malware Config

Signatures

Detects Healer an antivirus disabler dropper 2 IoCs

resource	yara_rule
behavioral1/files/0x0008000000023ca5-19.dat	healer
behavioral1/memory/3248-22-0x0000000000BF0000-0x0000000000BFA000-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\Policies\Microsoft\Windows Defender\Real-Time Protection	it761873.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	it761873.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	it761873.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	it761873.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	it761873.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	it761873.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/4532-29-0x0000000004B90000-0x0000000004BCC000-memory.dmp	family_redline
behavioral1/memory/4532-31-0x0000000004C30000-0x0000000004C6A000-memory.dmp	family_redline
behavioral1/memory/4532-37-0x0000000004C30000-0x0000000004C65000-memory.dmp	family_redline
behavioral1/memory/4532-45-0x0000000004C30000-0x0000000004C65000-memory.dmp	family_redline
behavioral1/memory/4532-44-0x0000000004C30000-0x0000000004C65000-memory.dmp	family_redline
behavioral1/memory/4532-41-0x0000000004C30000-0x0000000004C65000-memory.dmp	family_redline
behavioral1/memory/4532-39-0x0000000004C30000-0x0000000004C65000-memory.dmp	family_redline
behavioral1/memory/4532-87-0x0000000004C30000-0x0000000004C65000-memory.dmp	family_redline
behavioral1/memory/4532-35-0x0000000004C30000-0x0000000004C65000-memory.dmp	family_redline
behavioral1/memory/4532-33-0x0000000004C30000-0x0000000004C65000-memory.dmp	family_redline
behavioral1/memory/4532-32-0x0000000004C30000-0x0000000004C65000-memory.dmp	family_redline
behavioral1/memory/4532-95-0x0000000004C30000-0x0000000004C65000-memory.dmp	family_redline
behavioral1/memory/4532-93-0x0000000004C30000-0x0000000004C65000-memory.dmp	family_redline
behavioral1/memory/4532-91-0x0000000004C30000-0x0000000004C65000-memory.dmp	family_redline
behavioral1/memory/4532-89-0x0000000004C30000-0x0000000004C65000-memory.dmp	family_redline
behavioral1/memory/4532-85-0x0000000004C30000-0x0000000004C65000-memory.dmp	family_redline
behavioral1/memory/4532-83-0x0000000004C30000-0x0000000004C65000-memory.dmp	family_redline
behavioral1/memory/4532-81-0x0000000004C30000-0x0000000004C65000-memory.dmp	family_redline
behavioral1/memory/4532-80-0x0000000004C30000-0x0000000004C65000-memory.dmp	family_redline
behavioral1/memory/4532-77-0x0000000004C30000-0x0000000004C65000-memory.dmp	family_redline
behavioral1/memory/4532-75-0x0000000004C30000-0x0000000004C65000-memory.dmp	family_redline
behavioral1/memory/4532-74-0x0000000004C30000-0x0000000004C65000-memory.dmp	family_redline
behavioral1/memory/4532-71-0x0000000004C30000-0x0000000004C65000-memory.dmp	family_redline
behavioral1/memory/4532-70-0x0000000004C30000-0x0000000004C65000-memory.dmp	family_redline
behavioral1/memory/4532-67-0x0000000004C30000-0x0000000004C65000-memory.dmp	family_redline
behavioral1/memory/4532-65-0x0000000004C30000-0x0000000004C65000-memory.dmp	family_redline
behavioral1/memory/4532-64-0x0000000004C30000-0x0000000004C65000-memory.dmp	family_redline
behavioral1/memory/4532-61-0x0000000004C30000-0x0000000004C65000-memory.dmp	family_redline
behavioral1/memory/4532-60-0x0000000004C30000-0x0000000004C65000-memory.dmp	family_redline
behavioral1/memory/4532-58-0x0000000004C30000-0x0000000004C65000-memory.dmp	family_redline
behavioral1/memory/4532-55-0x0000000004C30000-0x0000000004C65000-memory.dmp	family_redline
behavioral1/memory/4532-53-0x0000000004C30000-0x0000000004C65000-memory.dmp	family_redline
behavioral1/memory/4532-51-0x0000000004C30000-0x0000000004C65000-memory.dmp	family_redline
behavioral1/memory/4532-49-0x0000000004C30000-0x0000000004C65000-memory.dmp	family_redline
behavioral1/memory/4532-48-0x0000000004C30000-0x0000000004C65000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 4 IoCs

pid	Process
4560	zitK8494.exe
4540	ziwS8433.exe
3248	it761873.exe
4532	jr700239.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"	it761873.exe

Adds Run key to start application 2 TTPs 3 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_cleanup1 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP001.TMP\\\""	zitK8494.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup2 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP002.TMP\\\""	ziwS8433.exe
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\\\""	b83c9355cd8899c270c7dd4dc0c4b05032ce6f9ab28ff2e23d509a18f224bf6f.exe

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	ziwS8433.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	jr700239.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b83c9355cd8899c270c7dd4dc0c4b05032ce6f9ab28ff2e23d509a18f224bf6f.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	zitK8494.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3248	it761873.exe
3248	it761873.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3248	it761873.exe
Token: SeDebugPrivilege	4532	jr700239.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 4356 wrote to memory of 4560	4356	b83c9355cd8899c270c7dd4dc0c4b05032ce6f9ab28ff2e23d509a18f224bf6f.exe	84
PID 4356 wrote to memory of 4560	4356	b83c9355cd8899c270c7dd4dc0c4b05032ce6f9ab28ff2e23d509a18f224bf6f.exe	84
PID 4356 wrote to memory of 4560	4356	b83c9355cd8899c270c7dd4dc0c4b05032ce6f9ab28ff2e23d509a18f224bf6f.exe	84
PID 4560 wrote to memory of 4540	4560	zitK8494.exe	85
PID 4560 wrote to memory of 4540	4560	zitK8494.exe	85
PID 4560 wrote to memory of 4540	4560	zitK8494.exe	85
PID 4540 wrote to memory of 3248	4540	ziwS8433.exe	86
PID 4540 wrote to memory of 3248	4540	ziwS8433.exe	86
PID 4540 wrote to memory of 4532	4540	ziwS8433.exe	95
PID 4540 wrote to memory of 4532	4540	ziwS8433.exe	95
PID 4540 wrote to memory of 4532	4540	ziwS8433.exe	95

C:\Users\Admin\AppData\Local\Temp\b83c9355cd8899c270c7dd4dc0c4b05032ce6f9ab28ff2e23d509a18f224bf6f.exe
"C:\Users\Admin\AppData\Local\Temp\b83c9355cd8899c270c7dd4dc0c4b05032ce6f9ab28ff2e23d509a18f224bf6f.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4356
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zitK8494.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zitK8494.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4560
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ziwS8433.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ziwS8433.exe
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:4540
  - - C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\it761873.exe
      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\it761873.exe
      4⤵
      Modifies Windows Defender Real-time Protection settings
      Executes dropped EXE
      Windows security modification
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:3248
  - - C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\jr700239.exe
      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\jr700239.exe
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      Suspicious use of AdjustPrivilegeToken
      PID:4532

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zitK8494.exe

Filesize
568KB

MD5
ed88251c866eec185a13335f77b0bb4d

SHA1
c893b503ef27b705caa412c7b6638f5d351c685d

SHA256
38b3779b54be28dcb1d3507199de56e52cb5e91bf90268eb497b71898b7d68a8

SHA512
fe6c626ddb37e97a5814de2493f8a42319898a1f58eec6c3306775ed21985d124f99c6825ce0cf885814ae3147909cefdc4334817973bb1d33e0fed5fdf2c6b8

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ziwS8433.exe

Filesize
414KB

MD5
2f991ec9f83d0027323888e343a74ffd

SHA1
4bfe2e77f8def86d9d5f27e4e74a72c3aa420d45

SHA256
7fb9a974c2baab0ec9a8249e561a1934b4b4c8bff60331392a8de886e08fb800

SHA512
1a65c83835a94e67c9221e19bca5ab5c2a5234bda8504886d2c78edf88a54e9863baaed44550c5c404c8f629532257c72b5862a820dbe03d480f8fb6e36a27d3

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\it761873.exe

Filesize
11KB

MD5
7e93bacbbc33e6652e147e7fe07572a0

SHA1
421a7167da01c8da4dc4d5234ca3dd84e319e762

SHA256
850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

SHA512
250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\jr700239.exe

Filesize
360KB

MD5
8e4d60ab53d5ea6e7bc5bb1cba1a2ac3

SHA1
bc6e714b77cdd15103388e8e3c75b6a35b4fb5e9

SHA256
3f4cc75c6e668e9207773d384bf2767231fbe2040d89e3b2edc3f94f0b6453e3

SHA512
74197bb41780fdae817f0c8d6dbb4e0ab59cb20ee423d2875a9bd5822d5515ee1841f8cc06c96c8feab69b9ae5da10fa236016cb9a9f50518bacef6f8cae311a

Download Submit
memory/3248-21-0x00007FFB895F3000-0x00007FFB895F5000-memory.dmp

Filesize
8KB

Download
memory/3248-22-0x0000000000BF0000-0x0000000000BFA000-memory.dmp

Filesize
40KB

Download
memory/3248-23-0x00007FFB895F3000-0x00007FFB895F5000-memory.dmp

Filesize
8KB

Download
memory/4532-83-0x0000000004C30000-0x0000000004C65000-memory.dmp

Filesize
212KB

Download
memory/4532-75-0x0000000004C30000-0x0000000004C65000-memory.dmp

Filesize
212KB

Download
memory/4532-31-0x0000000004C30000-0x0000000004C6A000-memory.dmp

Filesize
232KB

Download
memory/4532-37-0x0000000004C30000-0x0000000004C65000-memory.dmp

Filesize
212KB

Download
memory/4532-45-0x0000000004C30000-0x0000000004C65000-memory.dmp

Filesize
212KB

Download
memory/4532-44-0x0000000004C30000-0x0000000004C65000-memory.dmp

Filesize
212KB

Download
memory/4532-41-0x0000000004C30000-0x0000000004C65000-memory.dmp

Filesize
212KB

Download
memory/4532-39-0x0000000004C30000-0x0000000004C65000-memory.dmp

Filesize
212KB

Download
memory/4532-87-0x0000000004C30000-0x0000000004C65000-memory.dmp

Filesize
212KB

Download
memory/4532-35-0x0000000004C30000-0x0000000004C65000-memory.dmp

Filesize
212KB

Download
memory/4532-33-0x0000000004C30000-0x0000000004C65000-memory.dmp

Filesize
212KB

Download
memory/4532-32-0x0000000004C30000-0x0000000004C65000-memory.dmp

Filesize
212KB

Download
memory/4532-95-0x0000000004C30000-0x0000000004C65000-memory.dmp

Filesize
212KB

Download
memory/4532-93-0x0000000004C30000-0x0000000004C65000-memory.dmp

Filesize
212KB

Download
memory/4532-91-0x0000000004C30000-0x0000000004C65000-memory.dmp

Filesize
212KB

Download
memory/4532-89-0x0000000004C30000-0x0000000004C65000-memory.dmp

Filesize
212KB

Download
memory/4532-85-0x0000000004C30000-0x0000000004C65000-memory.dmp

Filesize
212KB

Download
memory/4532-29-0x0000000004B90000-0x0000000004BCC000-memory.dmp

Filesize
240KB

Download
memory/4532-81-0x0000000004C30000-0x0000000004C65000-memory.dmp

Filesize
212KB

Download
memory/4532-80-0x0000000004C30000-0x0000000004C65000-memory.dmp

Filesize
212KB

Download
memory/4532-77-0x0000000004C30000-0x0000000004C65000-memory.dmp

Filesize
212KB

Download
memory/4532-30-0x0000000007280000-0x0000000007824000-memory.dmp

Filesize
5.6MB

Download
memory/4532-74-0x0000000004C30000-0x0000000004C65000-memory.dmp

Filesize
212KB

Download
memory/4532-71-0x0000000004C30000-0x0000000004C65000-memory.dmp

Filesize
212KB

Download
memory/4532-70-0x0000000004C30000-0x0000000004C65000-memory.dmp

Filesize
212KB

Download
memory/4532-67-0x0000000004C30000-0x0000000004C65000-memory.dmp

Filesize
212KB

Download
memory/4532-65-0x0000000004C30000-0x0000000004C65000-memory.dmp

Filesize
212KB

Download
memory/4532-64-0x0000000004C30000-0x0000000004C65000-memory.dmp

Filesize
212KB

Download
memory/4532-61-0x0000000004C30000-0x0000000004C65000-memory.dmp

Filesize
212KB

Download
memory/4532-60-0x0000000004C30000-0x0000000004C65000-memory.dmp

Filesize
212KB

Download
memory/4532-58-0x0000000004C30000-0x0000000004C65000-memory.dmp

Filesize
212KB

Download
memory/4532-55-0x0000000004C30000-0x0000000004C65000-memory.dmp

Filesize
212KB

Download
memory/4532-53-0x0000000004C30000-0x0000000004C65000-memory.dmp

Filesize
212KB

Download
memory/4532-51-0x0000000004C30000-0x0000000004C65000-memory.dmp

Filesize
212KB

Download
memory/4532-49-0x0000000004C30000-0x0000000004C65000-memory.dmp

Filesize
212KB

Download
memory/4532-48-0x0000000004C30000-0x0000000004C65000-memory.dmp

Filesize
212KB

Download
memory/4532-824-0x0000000009CB0000-0x000000000A2C8000-memory.dmp

Filesize
6.1MB

Download
memory/4532-825-0x000000000A340000-0x000000000A352000-memory.dmp

Filesize
72KB

Download
memory/4532-826-0x000000000A360000-0x000000000A46A000-memory.dmp

Filesize
1.0MB

Download
memory/4532-827-0x000000000A480000-0x000000000A4BC000-memory.dmp

Filesize
240KB

Download
memory/4532-828-0x00000000048E0000-0x000000000492C000-memory.dmp

Filesize
304KB

Download