healer | 55cdc3f09b8857596a936072ddf9f0f98b7b2f12072e79ad405209243e5cb7b6

Analysis

max time kernel
145s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
06-11-2024 14:17

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General

Target

55cdc3f09b8857596a936072ddf9f0f98b7b2f12072e79ad405209243e5cb7b6.exe
Size

666KB
MD5

27a0eb091f6f92dbfbc0b756e931f422
SHA1

7e14d23c0abb337b3d00ac7c8aff99ed316f6b59
SHA256

55cdc3f09b8857596a936072ddf9f0f98b7b2f12072e79ad405209243e5cb7b6
SHA512

30acf2aa89b1ba36abf54bbfee911546f19fba9c2363d55340163b270f78b1f25626373f8e23ee0f5573b593c732d388cb2e72eccb0bff2d347d164ed65c9d23
SSDEEP

12288:KMrcy901ZKiUiLLrAB3+40JNIwR8KCWybW0hqaJrU8RC/wCkHQCKeTX:SyRyLLGO4m5nfG1rTcwC8KKX

Score

10^/10

healer redline rosn discovery dropper evasion infostealer persistence trojan

Malware Config

Extracted

Family

redline

Botnet

rosn

176.113.115.145:4125

Attributes

auth_value
050a19e1db4d0024b0f23b37dcf961f4

Signatures

Detects Healer an antivirus disabler dropper 17 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1272-19-0x0000000002570000-0x000000000258A000-memory.dmp	healer
behavioral1/memory/1272-21-0x0000000005350000-0x0000000005368000-memory.dmp	healer
behavioral1/memory/1272-22-0x0000000005350000-0x0000000005362000-memory.dmp	healer
behavioral1/memory/1272-49-0x0000000005350000-0x0000000005362000-memory.dmp	healer
behavioral1/memory/1272-47-0x0000000005350000-0x0000000005362000-memory.dmp	healer
behavioral1/memory/1272-45-0x0000000005350000-0x0000000005362000-memory.dmp	healer
behavioral1/memory/1272-43-0x0000000005350000-0x0000000005362000-memory.dmp	healer
behavioral1/memory/1272-41-0x0000000005350000-0x0000000005362000-memory.dmp	healer
behavioral1/memory/1272-39-0x0000000005350000-0x0000000005362000-memory.dmp	healer
behavioral1/memory/1272-37-0x0000000005350000-0x0000000005362000-memory.dmp	healer
behavioral1/memory/1272-36-0x0000000005350000-0x0000000005362000-memory.dmp	healer
behavioral1/memory/1272-33-0x0000000005350000-0x0000000005362000-memory.dmp	healer
behavioral1/memory/1272-31-0x0000000005350000-0x0000000005362000-memory.dmp	healer
behavioral1/memory/1272-29-0x0000000005350000-0x0000000005362000-memory.dmp	healer
behavioral1/memory/1272-27-0x0000000005350000-0x0000000005362000-memory.dmp	healer
behavioral1/memory/1272-26-0x0000000005350000-0x0000000005362000-memory.dmp	healer
behavioral1/memory/1272-23-0x0000000005350000-0x0000000005362000-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

Processes:

pro3586.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	pro3586.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	pro3586.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	pro3586.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	pro3586.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	pro3586.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	pro3586.exe

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

RedLine payload 20 IoCs

Processes:

resource	yara_rule
behavioral1/memory/5056-61-0x00000000027C0000-0x0000000002806000-memory.dmp	family_redline
behavioral1/memory/5056-62-0x00000000029E0000-0x0000000002A24000-memory.dmp	family_redline
behavioral1/memory/5056-68-0x00000000029E0000-0x0000000002A1F000-memory.dmp	family_redline
behavioral1/memory/5056-64-0x00000000029E0000-0x0000000002A1F000-memory.dmp	family_redline
behavioral1/memory/5056-63-0x00000000029E0000-0x0000000002A1F000-memory.dmp	family_redline
behavioral1/memory/5056-96-0x00000000029E0000-0x0000000002A1F000-memory.dmp	family_redline
behavioral1/memory/5056-94-0x00000000029E0000-0x0000000002A1F000-memory.dmp	family_redline
behavioral1/memory/5056-92-0x00000000029E0000-0x0000000002A1F000-memory.dmp	family_redline
behavioral1/memory/5056-90-0x00000000029E0000-0x0000000002A1F000-memory.dmp	family_redline
behavioral1/memory/5056-88-0x00000000029E0000-0x0000000002A1F000-memory.dmp	family_redline
behavioral1/memory/5056-86-0x00000000029E0000-0x0000000002A1F000-memory.dmp	family_redline
behavioral1/memory/5056-84-0x00000000029E0000-0x0000000002A1F000-memory.dmp	family_redline
behavioral1/memory/5056-82-0x00000000029E0000-0x0000000002A1F000-memory.dmp	family_redline
behavioral1/memory/5056-80-0x00000000029E0000-0x0000000002A1F000-memory.dmp	family_redline
behavioral1/memory/5056-78-0x00000000029E0000-0x0000000002A1F000-memory.dmp	family_redline
behavioral1/memory/5056-76-0x00000000029E0000-0x0000000002A1F000-memory.dmp	family_redline
behavioral1/memory/5056-74-0x00000000029E0000-0x0000000002A1F000-memory.dmp	family_redline
behavioral1/memory/5056-72-0x00000000029E0000-0x0000000002A1F000-memory.dmp	family_redline
behavioral1/memory/5056-70-0x00000000029E0000-0x0000000002A1F000-memory.dmp	family_redline
behavioral1/memory/5056-66-0x00000000029E0000-0x0000000002A1F000-memory.dmp	family_redline

Redline family
redline
Executes dropped EXE 3 IoCs

Processes:

un504814.exepro3586.exequ5129.exe

pid process

4880 un504814.exe
1272 pro3586.exe
5056 qu5129.exe

pid	process
4880	un504814.exe
1272	pro3586.exe
5056	qu5129.exe

Windows security modification 2 TTPs 2 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Processes:

pro3586.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	pro3586.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features	pro3586.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

55cdc3f09b8857596a936072ddf9f0f98b7b2f12072e79ad405209243e5cb7b6.exeun504814.exe

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\\\""	55cdc3f09b8857596a936072ddf9f0f98b7b2f12072e79ad405209243e5cb7b6.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\\\""	un504814.exe

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

4764 1272 WerFault.exe pro3586.exe

pid	pid_target	process	target process
4764	1272	WerFault.exe	pro3586.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

Processes:

un504814.exepro3586.exequ5129.exe55cdc3f09b8857596a936072ddf9f0f98b7b2f12072e79ad405209243e5cb7b6.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	un504814.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	pro3586.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	qu5129.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	55cdc3f09b8857596a936072ddf9f0f98b7b2f12072e79ad405209243e5cb7b6.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

pro3586.exe

pid process

1272 pro3586.exe
1272 pro3586.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

pro3586.exequ5129.exe

description pid process

Token: SeDebugPrivilege 1272 pro3586.exe
Token: SeDebugPrivilege 5056 qu5129.exe

pid	process
1272	pro3586.exe
1272	pro3586.exe

description	pid	process
Token: SeDebugPrivilege	1272	pro3586.exe
Token: SeDebugPrivilege	5056	qu5129.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

55cdc3f09b8857596a936072ddf9f0f98b7b2f12072e79ad405209243e5cb7b6.exeun504814.exe

description	pid	process	target process
PID 4160 wrote to memory of 4880	4160	55cdc3f09b8857596a936072ddf9f0f98b7b2f12072e79ad405209243e5cb7b6.exe	un504814.exe
PID 4160 wrote to memory of 4880	4160	55cdc3f09b8857596a936072ddf9f0f98b7b2f12072e79ad405209243e5cb7b6.exe	un504814.exe
PID 4160 wrote to memory of 4880	4160	55cdc3f09b8857596a936072ddf9f0f98b7b2f12072e79ad405209243e5cb7b6.exe	un504814.exe
PID 4880 wrote to memory of 1272	4880	un504814.exe	pro3586.exe
PID 4880 wrote to memory of 1272	4880	un504814.exe	pro3586.exe
PID 4880 wrote to memory of 1272	4880	un504814.exe	pro3586.exe
PID 4880 wrote to memory of 5056	4880	un504814.exe	qu5129.exe
PID 4880 wrote to memory of 5056	4880	un504814.exe	qu5129.exe
PID 4880 wrote to memory of 5056	4880	un504814.exe	qu5129.exe

C:\Users\Admin\AppData\Local\Temp\55cdc3f09b8857596a936072ddf9f0f98b7b2f12072e79ad405209243e5cb7b6.exe
"C:\Users\Admin\AppData\Local\Temp\55cdc3f09b8857596a936072ddf9f0f98b7b2f12072e79ad405209243e5cb7b6.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4160

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un504814.exe
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un504814.exe
2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4880

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro3586.exe
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro3586.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:1272

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1272 -s 1096
4⤵
- Program crash
PID:4764

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu5129.exe
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu5129.exe
3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:5056

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 1272 -ip 1272
1⤵
PID:4128

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\un504814.exe

Filesize
524KB

MD5
1d1935c30e31a1729eb6e48151aa1daf

SHA1
534e1fe56db0e9b24ee1d38f954515d711cc0743

SHA256
b1e95ffd9e5ce3855c3409da973af39a752ad923dcfb88fa1b23e74be6d8c08a

SHA512
7f415aeb5630268f47d50433032c3ca7befa7fb515b330976ff5f14983d1e51e6dd5ebdbcd4361270488817bf7ed1eeb81e0edb85655aefbb84d9e14e699590b

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro3586.exe

Filesize
294KB

MD5
45613573fefb80d096e8e853669e3f3f

SHA1
157d86be81161bd0cb30c1573d46351ab06f2d4b

SHA256
c1d993bf971fab344226d9258ac2d83dea5b50a535ef77f56986cf9640835023

SHA512
92d05c6d6d618545549ffba51ccc2c05901009bba7c9191b14e39476ccf3d21456c6b14b7cdeceae7f42714af28b81177adfb82817b289d62519235c2add70df

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu5129.exe

Filesize
352KB

MD5
78fa00afab507e414aab8948212955b8

SHA1
d3ec9e6bdf7b3b1fda480ae2892c8604352611de

SHA256
a1ab6e579493453ed6557247d78a9f8eb0a8adbd5dc0ca21209d009346f10eb3

SHA512
afab2bcb944c0544f76384e88362d38e0737759c58875d8a13108b84151bc35fbd849b46b33ca85743dff6f45067a77f825c6d58c175176a062fce78a22c9f36

Download Submit
memory/1272-15-0x0000000000870000-0x0000000000970000-memory.dmp

Filesize
1024KB

Download
memory/1272-16-0x0000000000970000-0x000000000099D000-memory.dmp

Filesize
180KB

Download
memory/1272-17-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1272-18-0x0000000000400000-0x00000000007FE000-memory.dmp

Filesize
4.0MB

Download
memory/1272-19-0x0000000002570000-0x000000000258A000-memory.dmp

Filesize
104KB

Download
memory/1272-20-0x0000000004DA0000-0x0000000005344000-memory.dmp

Filesize
5.6MB

Download
memory/1272-21-0x0000000005350000-0x0000000005368000-memory.dmp

Filesize
96KB

Download
memory/1272-22-0x0000000005350000-0x0000000005362000-memory.dmp

Filesize
72KB

Download
memory/1272-49-0x0000000005350000-0x0000000005362000-memory.dmp

Filesize
72KB

Download
memory/1272-47-0x0000000005350000-0x0000000005362000-memory.dmp

Filesize
72KB

Download
memory/1272-45-0x0000000005350000-0x0000000005362000-memory.dmp

Filesize
72KB

Download
memory/1272-43-0x0000000005350000-0x0000000005362000-memory.dmp

Filesize
72KB

Download
memory/1272-41-0x0000000005350000-0x0000000005362000-memory.dmp

Filesize
72KB

Download
memory/1272-39-0x0000000005350000-0x0000000005362000-memory.dmp

Filesize
72KB

Download
memory/1272-37-0x0000000005350000-0x0000000005362000-memory.dmp

Filesize
72KB

Download
memory/1272-36-0x0000000005350000-0x0000000005362000-memory.dmp

Filesize
72KB

Download
memory/1272-33-0x0000000005350000-0x0000000005362000-memory.dmp

Filesize
72KB

Download
memory/1272-31-0x0000000005350000-0x0000000005362000-memory.dmp

Filesize
72KB

Download
memory/1272-29-0x0000000005350000-0x0000000005362000-memory.dmp

Filesize
72KB

Download
memory/1272-27-0x0000000005350000-0x0000000005362000-memory.dmp

Filesize
72KB

Download
memory/1272-26-0x0000000005350000-0x0000000005362000-memory.dmp

Filesize
72KB

Download
memory/1272-23-0x0000000005350000-0x0000000005362000-memory.dmp

Filesize
72KB

Download
memory/1272-50-0x0000000000870000-0x0000000000970000-memory.dmp

Filesize
1024KB

Download
memory/1272-51-0x0000000000970000-0x000000000099D000-memory.dmp

Filesize
180KB

Download
memory/1272-52-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1272-56-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1272-55-0x0000000000400000-0x00000000007FE000-memory.dmp

Filesize
4.0MB

Download
memory/5056-61-0x00000000027C0000-0x0000000002806000-memory.dmp

Filesize
280KB

Download
memory/5056-62-0x00000000029E0000-0x0000000002A24000-memory.dmp

Filesize
272KB

Download
memory/5056-68-0x00000000029E0000-0x0000000002A1F000-memory.dmp

Filesize
252KB

Download
memory/5056-64-0x00000000029E0000-0x0000000002A1F000-memory.dmp

Filesize
252KB

Download
memory/5056-63-0x00000000029E0000-0x0000000002A1F000-memory.dmp

Filesize
252KB

Download
memory/5056-96-0x00000000029E0000-0x0000000002A1F000-memory.dmp

Filesize
252KB

Download
memory/5056-94-0x00000000029E0000-0x0000000002A1F000-memory.dmp

Filesize
252KB

Download
memory/5056-92-0x00000000029E0000-0x0000000002A1F000-memory.dmp

Filesize
252KB

Download
memory/5056-90-0x00000000029E0000-0x0000000002A1F000-memory.dmp

Filesize
252KB

Download
memory/5056-88-0x00000000029E0000-0x0000000002A1F000-memory.dmp

Filesize
252KB

Download
memory/5056-86-0x00000000029E0000-0x0000000002A1F000-memory.dmp

Filesize
252KB

Download
memory/5056-84-0x00000000029E0000-0x0000000002A1F000-memory.dmp

Filesize
252KB

Download
memory/5056-82-0x00000000029E0000-0x0000000002A1F000-memory.dmp

Filesize
252KB

Download
memory/5056-80-0x00000000029E0000-0x0000000002A1F000-memory.dmp

Filesize
252KB

Download
memory/5056-78-0x00000000029E0000-0x0000000002A1F000-memory.dmp

Filesize
252KB

Download
memory/5056-76-0x00000000029E0000-0x0000000002A1F000-memory.dmp

Filesize
252KB

Download
memory/5056-74-0x00000000029E0000-0x0000000002A1F000-memory.dmp

Filesize
252KB

Download
memory/5056-72-0x00000000029E0000-0x0000000002A1F000-memory.dmp

Filesize
252KB

Download
memory/5056-70-0x00000000029E0000-0x0000000002A1F000-memory.dmp

Filesize
252KB

Download
memory/5056-66-0x00000000029E0000-0x0000000002A1F000-memory.dmp

Filesize
252KB

Download
memory/5056-969-0x00000000054F0000-0x0000000005B08000-memory.dmp

Filesize
6.1MB

Download
memory/5056-970-0x0000000005B10000-0x0000000005C1A000-memory.dmp

Filesize
1.0MB

Download
memory/5056-971-0x0000000005C20000-0x0000000005C32000-memory.dmp

Filesize
72KB

Download
memory/5056-972-0x0000000005C40000-0x0000000005C7C000-memory.dmp

Filesize
240KB

Download
memory/5056-973-0x0000000005D90000-0x0000000005DDC000-memory.dmp

Filesize
304KB

Download