healer | b215e3ac6951b3d2d4274d07768b4722d224d0ae3936dc0102a8b5ad2276ed99

General

Target

b215e3ac6951b3d2d4274d07768b4722d224d0ae3936dc0102a8b5ad2276ed99.exe
Size

479KB
MD5

f11132db90eede19823e515d75bf4ce6
SHA1

11a9760cb59a200b648e2464a5cafdcd7d88177b
SHA256

b215e3ac6951b3d2d4274d07768b4722d224d0ae3936dc0102a8b5ad2276ed99
SHA512

86c9a40180d30da1bebca41ffaa0e76b76cc6a6412532475808ea0c235f330313f1b4e8ac8d5a3641c2ace95b8b955c08e6cf4e6cfca2cf39ff61a3a905bee40
SSDEEP

12288:pMr3y90clRHK4hxhQewfVvnL+41TbI3tZB:OytHKsxMVvL+KoB

Score

10^/10

healer redline maher discovery dropper evasion infostealer persistence trojan

Malware Config

Extracted

Family

redline

Botnet

maher

C2

217.196.96.101:4132

Attributes

auth_value
c57763165f68aabcf4874e661a1ffbac

Signatures

Detects Healer an antivirus disabler dropper 17 IoCs

resource	yara_rule
behavioral1/memory/3116-15-0x0000000004A00000-0x0000000004A1A000-memory.dmp	healer
behavioral1/memory/3116-20-0x0000000004AC0000-0x0000000004AD8000-memory.dmp	healer
behavioral1/memory/3116-46-0x0000000004AC0000-0x0000000004AD2000-memory.dmp	healer
behavioral1/memory/3116-48-0x0000000004AC0000-0x0000000004AD2000-memory.dmp	healer
behavioral1/memory/3116-44-0x0000000004AC0000-0x0000000004AD2000-memory.dmp	healer
behavioral1/memory/3116-42-0x0000000004AC0000-0x0000000004AD2000-memory.dmp	healer
behavioral1/memory/3116-40-0x0000000004AC0000-0x0000000004AD2000-memory.dmp	healer
behavioral1/memory/3116-39-0x0000000004AC0000-0x0000000004AD2000-memory.dmp	healer
behavioral1/memory/3116-36-0x0000000004AC0000-0x0000000004AD2000-memory.dmp	healer
behavioral1/memory/3116-34-0x0000000004AC0000-0x0000000004AD2000-memory.dmp	healer
behavioral1/memory/3116-32-0x0000000004AC0000-0x0000000004AD2000-memory.dmp	healer
behavioral1/memory/3116-30-0x0000000004AC0000-0x0000000004AD2000-memory.dmp	healer
behavioral1/memory/3116-28-0x0000000004AC0000-0x0000000004AD2000-memory.dmp	healer
behavioral1/memory/3116-26-0x0000000004AC0000-0x0000000004AD2000-memory.dmp	healer
behavioral1/memory/3116-25-0x0000000004AC0000-0x0000000004AD2000-memory.dmp	healer
behavioral1/memory/3116-22-0x0000000004AC0000-0x0000000004AD2000-memory.dmp	healer
behavioral1/memory/3116-21-0x0000000004AC0000-0x0000000004AD2000-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\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	a3703716.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	a3703716.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	a3703716.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	a3703716.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	a3703716.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	a3703716.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
behavioral1/files/0x0007000000023c9f-54.dat	family_redline
behavioral1/memory/2212-56-0x0000000000030000-0x0000000000060000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 3 IoCs

pid	Process
3636	v6410025.exe
3116	a3703716.exe
2212	b0507974.exe

Windows security modification 2 TTPs 2 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	a3703716.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features	a3703716.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\\\""	b215e3ac6951b3d2d4274d07768b4722d224d0ae3936dc0102a8b5ad2276ed99.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\\\""	v6410025.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	a3703716.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b0507974.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b215e3ac6951b3d2d4274d07768b4722d224d0ae3936dc0102a8b5ad2276ed99.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	v6410025.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3116	a3703716.exe
3116	a3703716.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3116	a3703716.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 3612 wrote to memory of 3636	3612	b215e3ac6951b3d2d4274d07768b4722d224d0ae3936dc0102a8b5ad2276ed99.exe	84
PID 3612 wrote to memory of 3636	3612	b215e3ac6951b3d2d4274d07768b4722d224d0ae3936dc0102a8b5ad2276ed99.exe	84
PID 3612 wrote to memory of 3636	3612	b215e3ac6951b3d2d4274d07768b4722d224d0ae3936dc0102a8b5ad2276ed99.exe	84
PID 3636 wrote to memory of 3116	3636	v6410025.exe	85
PID 3636 wrote to memory of 3116	3636	v6410025.exe	85
PID 3636 wrote to memory of 3116	3636	v6410025.exe	85
PID 3636 wrote to memory of 2212	3636	v6410025.exe	95
PID 3636 wrote to memory of 2212	3636	v6410025.exe	95
PID 3636 wrote to memory of 2212	3636	v6410025.exe	95

C:\Users\Admin\AppData\Local\Temp\b215e3ac6951b3d2d4274d07768b4722d224d0ae3936dc0102a8b5ad2276ed99.exe
"C:\Users\Admin\AppData\Local\Temp\b215e3ac6951b3d2d4274d07768b4722d224d0ae3936dc0102a8b5ad2276ed99.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3612
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v6410025.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v6410025.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3636
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a3703716.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a3703716.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:3116
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b0507974.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b0507974.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:2212

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Defense Evasion

Impair Defenses

2

T1562

Disable or Modify Tools

Modify Registry

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v6410025.exe

Filesize
307KB

MD5
7d93cd1ff850e9a8346a20c6f988233d

SHA1
300d4dcf089f47fa4473bb3b5d1a85dabb8f9a4d

SHA256
9b01447989e5d444a486e97816271ee561705382c8ae7ac8a2e9b5ad2d01c1da

SHA512
d2dbe88bd795e4d009e9cf9a3d6e75d02a565128735eecd1444b3f6e107738cb55b899a4beaf041d198c56fc4f8c08406e016a07c6b707d1e64650f301cd5044

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a3703716.exe

Filesize
179KB

MD5
e1ba189576adae4d0bb5c65dba777ea4

SHA1
83097e47f315196f95eb3bfeffa4d99904c74422

SHA256
fc8d6b46c8724c8bda2ca7ad6a6059759aab2ac6e4e606fae7bba4168d559dd3

SHA512
06973b3f5a478a79ab4d854eaa0c4a6bc642d30b20e2eed95693469bfae92cb84704c4d642672c4b205a9505aa469acabde74b51069137449d10c5679f0f0597

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b0507974.exe

Filesize
168KB

MD5
8f675a4418f46b5fcaef2dd2c82bc154

SHA1
fb022f8cb13408d4c8decd02751c3f86aeee3c19

SHA256
fd546c799cfa94a93e013c231bf8378362ed8abb2cc4a0adf6ff7b37ee2c0c78

SHA512
6859a3e516678a98b05f9dff61b033017ebf4ae444970dbfb78bb14bfc1e3dd3b3390636b976658506b890898f08e7d81829b4ff3af249d71a4e034615850edb

Download Submit
memory/2212-62-0x00000000043B0000-0x00000000043FC000-memory.dmp

Filesize
304KB

Download
memory/2212-61-0x0000000009E30000-0x0000000009E6C000-memory.dmp

Filesize
240KB

Download
memory/2212-60-0x0000000009DD0000-0x0000000009DE2000-memory.dmp

Filesize
72KB

Download
memory/2212-59-0x0000000009EE0000-0x0000000009FEA000-memory.dmp

Filesize
1.0MB

Download
memory/2212-58-0x000000000A3F0000-0x000000000AA08000-memory.dmp

Filesize
6.1MB

Download
memory/2212-57-0x0000000002260000-0x0000000002266000-memory.dmp

Filesize
24KB

Download
memory/2212-56-0x0000000000030000-0x0000000000060000-memory.dmp

Filesize
192KB

Download
memory/3116-34-0x0000000004AC0000-0x0000000004AD2000-memory.dmp

Filesize
72KB

Download
memory/3116-21-0x0000000004AC0000-0x0000000004AD2000-memory.dmp

Filesize
72KB

Download
memory/3116-42-0x0000000004AC0000-0x0000000004AD2000-memory.dmp

Filesize
72KB

Download
memory/3116-40-0x0000000004AC0000-0x0000000004AD2000-memory.dmp

Filesize
72KB

Download
memory/3116-39-0x0000000004AC0000-0x0000000004AD2000-memory.dmp

Filesize
72KB

Download
memory/3116-36-0x0000000004AC0000-0x0000000004AD2000-memory.dmp

Filesize
72KB

Download
memory/3116-48-0x0000000004AC0000-0x0000000004AD2000-memory.dmp

Filesize
72KB

Download
memory/3116-32-0x0000000004AC0000-0x0000000004AD2000-memory.dmp

Filesize
72KB

Download
memory/3116-30-0x0000000004AC0000-0x0000000004AD2000-memory.dmp

Filesize
72KB

Download
memory/3116-28-0x0000000004AC0000-0x0000000004AD2000-memory.dmp

Filesize
72KB

Download
memory/3116-26-0x0000000004AC0000-0x0000000004AD2000-memory.dmp

Filesize
72KB

Download
memory/3116-25-0x0000000004AC0000-0x0000000004AD2000-memory.dmp

Filesize
72KB

Download
memory/3116-22-0x0000000004AC0000-0x0000000004AD2000-memory.dmp

Filesize
72KB

Download
memory/3116-44-0x0000000004AC0000-0x0000000004AD2000-memory.dmp

Filesize
72KB

Download
memory/3116-49-0x00000000749CE000-0x00000000749CF000-memory.dmp

Filesize
4KB

Download
memory/3116-50-0x00000000749C0000-0x0000000075170000-memory.dmp

Filesize
7.7MB

Download
memory/3116-52-0x00000000749C0000-0x0000000075170000-memory.dmp

Filesize
7.7MB

Download
memory/3116-46-0x0000000004AC0000-0x0000000004AD2000-memory.dmp

Filesize
72KB

Download
memory/3116-20-0x0000000004AC0000-0x0000000004AD8000-memory.dmp

Filesize
96KB

Download
memory/3116-18-0x00000000749C0000-0x0000000075170000-memory.dmp

Filesize
7.7MB

Download
memory/3116-19-0x00000000749C0000-0x0000000075170000-memory.dmp

Filesize
7.7MB

Download
memory/3116-17-0x0000000004B10000-0x00000000050B4000-memory.dmp

Filesize
5.6MB

Download
memory/3116-16-0x00000000749C0000-0x0000000075170000-memory.dmp

Filesize
7.7MB

Download
memory/3116-15-0x0000000004A00000-0x0000000004A1A000-memory.dmp

Filesize
104KB

Download
memory/3116-14-0x00000000749CE000-0x00000000749CF000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads