healer | 91e42a660b40919d7bea374a586cff5322ef5ef72c54187612cfcbf0ad2815ae

Analysis

max time kernel
112s
max time network
120s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
19-11-2024 02:38

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General

Target

91e42a660b40919d7bea374a586cff5322ef5ef72c54187612cfcbf0ad2815aeN.exe
Size

687KB
MD5

a9134f4188cc0fa7e1972a885d324ff0
SHA1

b4f7064917c7669b58668cc35bf95bc8bdaafbb1
SHA256

91e42a660b40919d7bea374a586cff5322ef5ef72c54187612cfcbf0ad2815ae
SHA512

d4bd8120c3c868dcbc7d0af6b6f3d85e0b180b07c3813bfee3ab7b65d4b3d906f09ad5548c59b4e51cb9bb1a7189b883aea73b35237affc2488255da9785102a
SSDEEP

12288:MMray90FXwr5NVTps4unIzoZd/8T+cHfYdcBGMu1gN1JR2u0GyQ:OyYAlTq48EoZV8iOfYy+1gN524yQ

Score

10^/10

healer redline down discovery dropper evasion infostealer persistence trojan

Malware Config

Extracted

Family

redline

Botnet

down

193.233.20.31:4125

Attributes

auth_value
12c31a90c72f5efae8c053a0bd339381

Signatures

Detects Healer an antivirus disabler dropper 19 IoCs

resource	yara_rule
behavioral1/files/0x000a000000023b7f-12.dat	healer
behavioral1/memory/4968-15-0x0000000000EC0000-0x0000000000ECA000-memory.dmp	healer
behavioral1/memory/3572-22-0x0000000004B70000-0x0000000004B8A000-memory.dmp	healer
behavioral1/memory/3572-24-0x0000000007110000-0x0000000007128000-memory.dmp	healer
behavioral1/memory/3572-42-0x0000000007110000-0x0000000007122000-memory.dmp	healer
behavioral1/memory/3572-52-0x0000000007110000-0x0000000007122000-memory.dmp	healer
behavioral1/memory/3572-50-0x0000000007110000-0x0000000007122000-memory.dmp	healer
behavioral1/memory/3572-48-0x0000000007110000-0x0000000007122000-memory.dmp	healer
behavioral1/memory/3572-46-0x0000000007110000-0x0000000007122000-memory.dmp	healer
behavioral1/memory/3572-45-0x0000000007110000-0x0000000007122000-memory.dmp	healer
behavioral1/memory/3572-40-0x0000000007110000-0x0000000007122000-memory.dmp	healer
behavioral1/memory/3572-38-0x0000000007110000-0x0000000007122000-memory.dmp	healer
behavioral1/memory/3572-36-0x0000000007110000-0x0000000007122000-memory.dmp	healer
behavioral1/memory/3572-35-0x0000000007110000-0x0000000007122000-memory.dmp	healer
behavioral1/memory/3572-32-0x0000000007110000-0x0000000007122000-memory.dmp	healer
behavioral1/memory/3572-30-0x0000000007110000-0x0000000007122000-memory.dmp	healer
behavioral1/memory/3572-28-0x0000000007110000-0x0000000007122000-memory.dmp	healer
behavioral1/memory/3572-26-0x0000000007110000-0x0000000007122000-memory.dmp	healer
behavioral1/memory/3572-25-0x0000000007110000-0x0000000007122000-memory.dmp	healer

Healer
Healer an antivirus disabler dropper.
dropper healer
Healer family
healer

Modifies Windows Defender Real-time Protection settings 3 TTPs 12 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\DisableBehaviorMonitoring = "1"	cor7348.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	cor7348.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	cor7348.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	cor7348.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	bus6596.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	bus6596.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	bus6596.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	bus6596.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	bus6596.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	bus6596.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	cor7348.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	cor7348.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/3244-60-0x0000000004790000-0x00000000047D6000-memory.dmp	family_redline
behavioral1/memory/3244-61-0x0000000004CA0000-0x0000000004CE4000-memory.dmp	family_redline
behavioral1/memory/3244-71-0x0000000004CA0000-0x0000000004CDE000-memory.dmp	family_redline
behavioral1/memory/3244-95-0x0000000004CA0000-0x0000000004CDE000-memory.dmp	family_redline
behavioral1/memory/3244-93-0x0000000004CA0000-0x0000000004CDE000-memory.dmp	family_redline
behavioral1/memory/3244-91-0x0000000004CA0000-0x0000000004CDE000-memory.dmp	family_redline
behavioral1/memory/3244-89-0x0000000004CA0000-0x0000000004CDE000-memory.dmp	family_redline
behavioral1/memory/3244-87-0x0000000004CA0000-0x0000000004CDE000-memory.dmp	family_redline
behavioral1/memory/3244-85-0x0000000004CA0000-0x0000000004CDE000-memory.dmp	family_redline
behavioral1/memory/3244-83-0x0000000004CA0000-0x0000000004CDE000-memory.dmp	family_redline
behavioral1/memory/3244-81-0x0000000004CA0000-0x0000000004CDE000-memory.dmp	family_redline
behavioral1/memory/3244-79-0x0000000004CA0000-0x0000000004CDE000-memory.dmp	family_redline
behavioral1/memory/3244-77-0x0000000004CA0000-0x0000000004CDE000-memory.dmp	family_redline
behavioral1/memory/3244-75-0x0000000004CA0000-0x0000000004CDE000-memory.dmp	family_redline
behavioral1/memory/3244-73-0x0000000004CA0000-0x0000000004CDE000-memory.dmp	family_redline
behavioral1/memory/3244-69-0x0000000004CA0000-0x0000000004CDE000-memory.dmp	family_redline
behavioral1/memory/3244-67-0x0000000004CA0000-0x0000000004CDE000-memory.dmp	family_redline
behavioral1/memory/3244-65-0x0000000004CA0000-0x0000000004CDE000-memory.dmp	family_redline
behavioral1/memory/3244-63-0x0000000004CA0000-0x0000000004CDE000-memory.dmp	family_redline
behavioral1/memory/3244-62-0x0000000004CA0000-0x0000000004CDE000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 4 IoCs

pid	Process
2288	kino2402.exe
4968	bus6596.exe
3572	cor7348.exe
3244	dvv21s66.exe

Windows security modification 2 TTPs 3 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"	bus6596.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features	cor7348.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	cor7348.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\\\""	91e42a660b40919d7bea374a586cff5322ef5ef72c54187612cfcbf0ad2815aeN.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\\\""	kino2402.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1904	3572	WerFault.exe	95

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	91e42a660b40919d7bea374a586cff5322ef5ef72c54187612cfcbf0ad2815aeN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	kino2402.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cor7348.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dvv21s66.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4968	bus6596.exe
4968	bus6596.exe
3572	cor7348.exe
3572	cor7348.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	4968	bus6596.exe
Token: SeDebugPrivilege	3572	cor7348.exe
Token: SeDebugPrivilege	3244	dvv21s66.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 3592 wrote to memory of 2288	3592	91e42a660b40919d7bea374a586cff5322ef5ef72c54187612cfcbf0ad2815aeN.exe	83
PID 3592 wrote to memory of 2288	3592	91e42a660b40919d7bea374a586cff5322ef5ef72c54187612cfcbf0ad2815aeN.exe	83
PID 3592 wrote to memory of 2288	3592	91e42a660b40919d7bea374a586cff5322ef5ef72c54187612cfcbf0ad2815aeN.exe	83
PID 2288 wrote to memory of 4968	2288	kino2402.exe	84
PID 2288 wrote to memory of 4968	2288	kino2402.exe	84
PID 2288 wrote to memory of 3572	2288	kino2402.exe	95
PID 2288 wrote to memory of 3572	2288	kino2402.exe	95
PID 2288 wrote to memory of 3572	2288	kino2402.exe	95
PID 3592 wrote to memory of 3244	3592	91e42a660b40919d7bea374a586cff5322ef5ef72c54187612cfcbf0ad2815aeN.exe	100
PID 3592 wrote to memory of 3244	3592	91e42a660b40919d7bea374a586cff5322ef5ef72c54187612cfcbf0ad2815aeN.exe	100
PID 3592 wrote to memory of 3244	3592	91e42a660b40919d7bea374a586cff5322ef5ef72c54187612cfcbf0ad2815aeN.exe	100

C:\Users\Admin\AppData\Local\Temp\91e42a660b40919d7bea374a586cff5322ef5ef72c54187612cfcbf0ad2815aeN.exe
"C:\Users\Admin\AppData\Local\Temp\91e42a660b40919d7bea374a586cff5322ef5ef72c54187612cfcbf0ad2815aeN.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3592
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\kino2402.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\kino2402.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2288
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bus6596.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bus6596.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:4968
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\cor7348.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\cor7348.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:3572
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3572 -s 1092
      4⤵
      Program crash
      PID:1904
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dvv21s66.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dvv21s66.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:3244

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 3572 -ip 3572
1⤵
PID:5052

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\dvv21s66.exe

Filesize
355KB

MD5
e788a99f1d5b63f4ac34449ff55be315

SHA1
581f718e7c72a64cb5e2e63c62799ddc9b757c1f

SHA256
c3ac629d6ca50737696b3aef0af5f5a2a97c70306de0e689d6485f585de51962

SHA512
61f1925ddb0e2d840a762a991c8954f30478bd7a0d77eba6860529ef88c95d2db592bcfc35681342694348fcbc08cb7ce7e33fc13639276ad22eacba2ba8c1a6

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\kino2402.exe

Filesize
340KB

MD5
2a8b605ace4bfd94591d4809fd2e7fb7

SHA1
da582724c8a27a230304d9770320c4a47ac05cf8

SHA256
28466fa696170f622ea6fbe3f5e11aa057caaa3ce96a60b926ef45f1b6be0d24

SHA512
49add125aff86cf7ab37511776be3b75a29cf3de927407b5357eea2e59e0aecfe6ab3d8e31f3707ed6d5b8b00d4c1c970d9b2c86ece21da737eecea9fcae734f

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bus6596.exe

Filesize
11KB

MD5
7e93bacbbc33e6652e147e7fe07572a0

SHA1
421a7167da01c8da4dc4d5234ca3dd84e319e762

SHA256
850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

SHA512
250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\cor7348.exe

Filesize
298KB

MD5
a2bb60ed3606e905190f819f018b694a

SHA1
b1a9f3984ffe1913c76e56c4946452ae3b8e361d

SHA256
30331920c09c177a5a70a05faf5096b76c112def80923d0bc872c1ff448d6c75

SHA512
488eb9faf1055ecf3b515fec1c69e65757f52e22d7c1ed933be923f18fbbe346e33f8fc6b4cafd5eba324e9faa6af098cde4e9f154613c1f06fa58e11de1d893

Download Submit
memory/3244-77-0x0000000004CA0000-0x0000000004CDE000-memory.dmp

Filesize
248KB

Download
memory/3244-79-0x0000000004CA0000-0x0000000004CDE000-memory.dmp

Filesize
248KB

Download
memory/3244-972-0x0000000008120000-0x000000000816C000-memory.dmp

Filesize
304KB

Download
memory/3244-971-0x0000000007FE0000-0x000000000801C000-memory.dmp

Filesize
240KB

Download
memory/3244-970-0x00000000072B0000-0x00000000072C2000-memory.dmp

Filesize
72KB

Download
memory/3244-969-0x0000000007ED0000-0x0000000007FDA000-memory.dmp

Filesize
1.0MB

Download
memory/3244-968-0x00000000078B0000-0x0000000007EC8000-memory.dmp

Filesize
6.1MB

Download
memory/3244-60-0x0000000004790000-0x00000000047D6000-memory.dmp

Filesize
280KB

Download
memory/3244-63-0x0000000004CA0000-0x0000000004CDE000-memory.dmp

Filesize
248KB

Download
memory/3244-65-0x0000000004CA0000-0x0000000004CDE000-memory.dmp

Filesize
248KB

Download
memory/3244-67-0x0000000004CA0000-0x0000000004CDE000-memory.dmp

Filesize
248KB

Download
memory/3244-69-0x0000000004CA0000-0x0000000004CDE000-memory.dmp

Filesize
248KB

Download
memory/3244-73-0x0000000004CA0000-0x0000000004CDE000-memory.dmp

Filesize
248KB

Download
memory/3244-75-0x0000000004CA0000-0x0000000004CDE000-memory.dmp

Filesize
248KB

Download
memory/3244-81-0x0000000004CA0000-0x0000000004CDE000-memory.dmp

Filesize
248KB

Download
memory/3244-61-0x0000000004CA0000-0x0000000004CE4000-memory.dmp

Filesize
272KB

Download
memory/3244-85-0x0000000004CA0000-0x0000000004CDE000-memory.dmp

Filesize
248KB

Download
memory/3244-87-0x0000000004CA0000-0x0000000004CDE000-memory.dmp

Filesize
248KB

Download
memory/3244-89-0x0000000004CA0000-0x0000000004CDE000-memory.dmp

Filesize
248KB

Download
memory/3244-91-0x0000000004CA0000-0x0000000004CDE000-memory.dmp

Filesize
248KB

Download
memory/3244-93-0x0000000004CA0000-0x0000000004CDE000-memory.dmp

Filesize
248KB

Download
memory/3244-95-0x0000000004CA0000-0x0000000004CDE000-memory.dmp

Filesize
248KB

Download
memory/3244-71-0x0000000004CA0000-0x0000000004CDE000-memory.dmp

Filesize
248KB

Download
memory/3244-62-0x0000000004CA0000-0x0000000004CDE000-memory.dmp

Filesize
248KB

Download
memory/3244-83-0x0000000004CA0000-0x0000000004CDE000-memory.dmp

Filesize
248KB

Download
memory/3572-24-0x0000000007110000-0x0000000007128000-memory.dmp

Filesize
96KB

Download
memory/3572-48-0x0000000007110000-0x0000000007122000-memory.dmp

Filesize
72KB

Download
memory/3572-35-0x0000000007110000-0x0000000007122000-memory.dmp

Filesize
72KB

Download
memory/3572-25-0x0000000007110000-0x0000000007122000-memory.dmp

Filesize
72KB

Download
memory/3572-26-0x0000000007110000-0x0000000007122000-memory.dmp

Filesize
72KB

Download
memory/3572-28-0x0000000007110000-0x0000000007122000-memory.dmp

Filesize
72KB

Download
memory/3572-30-0x0000000007110000-0x0000000007122000-memory.dmp

Filesize
72KB

Download
memory/3572-32-0x0000000007110000-0x0000000007122000-memory.dmp

Filesize
72KB

Download
memory/3572-55-0x0000000000400000-0x0000000002B79000-memory.dmp

Filesize
39.5MB

Download
memory/3572-38-0x0000000007110000-0x0000000007122000-memory.dmp

Filesize
72KB

Download
memory/3572-53-0x0000000000400000-0x0000000002B79000-memory.dmp

Filesize
39.5MB

Download
memory/3572-40-0x0000000007110000-0x0000000007122000-memory.dmp

Filesize
72KB

Download
memory/3572-22-0x0000000004B70000-0x0000000004B8A000-memory.dmp

Filesize
104KB

Download
memory/3572-36-0x0000000007110000-0x0000000007122000-memory.dmp

Filesize
72KB

Download
memory/3572-45-0x0000000007110000-0x0000000007122000-memory.dmp

Filesize
72KB

Download
memory/3572-46-0x0000000007110000-0x0000000007122000-memory.dmp

Filesize
72KB

Download
memory/3572-23-0x0000000007190000-0x0000000007734000-memory.dmp

Filesize
5.6MB

Download
memory/3572-50-0x0000000007110000-0x0000000007122000-memory.dmp

Filesize
72KB

Download
memory/3572-52-0x0000000007110000-0x0000000007122000-memory.dmp

Filesize
72KB

Download
memory/3572-42-0x0000000007110000-0x0000000007122000-memory.dmp

Filesize
72KB

Download
memory/4968-14-0x00007FFFDCF73000-0x00007FFFDCF75000-memory.dmp

Filesize
8KB

Download
memory/4968-15-0x0000000000EC0000-0x0000000000ECA000-memory.dmp

Filesize
40KB

Download
memory/4968-16-0x00007FFFDCF73000-0x00007FFFDCF75000-memory.dmp

Filesize
8KB

Download