healer | e6564b70fa3d9a9e989ad7c1bb2b027f2e5447273c0bb64f84c7940828ecb0ed

Analysis

max time kernel
148s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
10-05-2024 13:19

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General

Target

464a7168620633d6f4e27494eec6c1cedff2ae39e5ffda7f9913f43efd93bd38.exe
Size

480KB
MD5

2e6a4fc6e3fb6ef41f3e9a1c0245473b
SHA1

e8b2387fff202d400c02a75b92d31c95400abc95
SHA256

464a7168620633d6f4e27494eec6c1cedff2ae39e5ffda7f9913f43efd93bd38
SHA512

e9f733e6de8dcee03191129a06f1e72f8858fe89662914be2bc39d595fa7681d02d536136f200836c3fd624c4bf478283d85289fb2c141b21d818debd6281ef9
SSDEEP

12288:JMrVy901LN4BkGvpYh66jV8uL3jl8TzH//:oy8GBkqpEt9jSz//

Score

10^/10

healer redline mihan dropper evasion infostealer persistence trojan

Malware Config

Extracted

Family

redline

Botnet

mihan

217.196.96.101:4132

Attributes

auth_value
9a6a8fdae02ed7caa0a49a6ddc6d4520

Signatures

Detects Healer an antivirus disabler dropper 17 IoCs

resource	yara_rule
behavioral6/memory/4336-15-0x00000000022D0000-0x00000000022EA000-memory.dmp	healer
behavioral6/memory/4336-17-0x0000000004980000-0x0000000004998000-memory.dmp	healer
behavioral6/memory/4336-30-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral6/memory/4336-46-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral6/memory/4336-44-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral6/memory/4336-42-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral6/memory/4336-40-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral6/memory/4336-38-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral6/memory/4336-36-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral6/memory/4336-34-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral6/memory/4336-32-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral6/memory/4336-24-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral6/memory/4336-22-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral6/memory/4336-20-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral6/memory/4336-19-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral6/memory/4336-28-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral6/memory/4336-26-0x0000000004980000-0x0000000004992000-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\DisableIOAVProtection = "1"	a1342500.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	a1342500.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	a1342500.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	a1342500.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	a1342500.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	a1342500.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
behavioral6/files/0x00070000000233d6-51.dat	family_redline
behavioral6/memory/4188-53-0x0000000000180000-0x00000000001B0000-memory.dmp	family_redline

Executes dropped EXE 3 IoCs

pid	Process
996	v4391517.exe
4336	a1342500.exe
4188	b3543593.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	a1342500.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	a1342500.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\\\""	464a7168620633d6f4e27494eec6c1cedff2ae39e5ffda7f9913f43efd93bd38.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\\\""	v4391517.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4336	a1342500.exe
4336	a1342500.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4336	a1342500.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 400 wrote to memory of 996	400	464a7168620633d6f4e27494eec6c1cedff2ae39e5ffda7f9913f43efd93bd38.exe	82
PID 400 wrote to memory of 996	400	464a7168620633d6f4e27494eec6c1cedff2ae39e5ffda7f9913f43efd93bd38.exe	82
PID 400 wrote to memory of 996	400	464a7168620633d6f4e27494eec6c1cedff2ae39e5ffda7f9913f43efd93bd38.exe	82
PID 996 wrote to memory of 4336	996	v4391517.exe	83
PID 996 wrote to memory of 4336	996	v4391517.exe	83
PID 996 wrote to memory of 4336	996	v4391517.exe	83
PID 996 wrote to memory of 4188	996	v4391517.exe	87
PID 996 wrote to memory of 4188	996	v4391517.exe	87
PID 996 wrote to memory of 4188	996	v4391517.exe	87

C:\Users\Admin\AppData\Local\Temp\464a7168620633d6f4e27494eec6c1cedff2ae39e5ffda7f9913f43efd93bd38.exe
"C:\Users\Admin\AppData\Local\Temp\464a7168620633d6f4e27494eec6c1cedff2ae39e5ffda7f9913f43efd93bd38.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:400
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v4391517.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v4391517.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:996
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a1342500.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a1342500.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:4336
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b3543593.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b3543593.exe
    3⤵
    - Executes dropped EXE
    PID:4188

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v4391517.exe

Filesize
309KB

MD5
8067106c1a967b7bb5811be1ae14865c

SHA1
5c73dab5e1086c66477eec2ffc87f2d307c6c2e8

SHA256
8bf51808036692b58c97fc2ad6b9831492c31663235b3c6a04fc5d1febdef994

SHA512
69d7dc4f4584e1155e6b30f8a82af04c217512de3dcaa1867e673f9fcd1501f476040ef69cb176d4e00f08aaa3c05bc20104d9c462d7bb7c957e44993f623079

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a1342500.exe

Filesize
180KB

MD5
fb624114dcc06c40c7d5a5dd6638c9e3

SHA1
169dfd4765ce943492d1bc716e3c865bb21b2382

SHA256
d8c78b8289dbcba18306ffa4f2e5ce2cb545f767634849fbfde4c7b0d3d9f06c

SHA512
db80b5fc4017036322cfbade1a5b5146cb41e1edc69d018204b380297f426f0c669fe8b8f8f401c8ad7fd967815c242e6fac7376f56f59eb7cb3ef4c05c27223

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b3543593.exe

Filesize
168KB

MD5
b28f0616ae5d240ea35b31918179ecfe

SHA1
5c275f432426411ca46193a4e12bbe38b89c814c

SHA256
61d42fbe74bb90f8d932a8ad63ced2f82409b7cab8b3378aba0981d6c9f46dba

SHA512
527aa8f0e6045af3d85fa4537bd83d2977411dfd6d17a704e68f11afe1523f4cb302e1112d4acbc0aefb70b8008cb648930afaf135c5071036bd4b447d8946b7

Download Submit
memory/4188-59-0x0000000004380000-0x00000000043CC000-memory.dmp

Filesize
304KB

Download
memory/4188-58-0x000000000A0C0000-0x000000000A0FC000-memory.dmp

Filesize
240KB

Download
memory/4188-57-0x000000000A060000-0x000000000A072000-memory.dmp

Filesize
72KB

Download
memory/4188-56-0x000000000A140000-0x000000000A24A000-memory.dmp

Filesize
1.0MB

Download
memory/4188-55-0x000000000A610000-0x000000000AC28000-memory.dmp

Filesize
6.1MB

Download
memory/4188-54-0x00000000008B0000-0x00000000008B6000-memory.dmp

Filesize
24KB

Download
memory/4188-53-0x0000000000180000-0x00000000001B0000-memory.dmp

Filesize
192KB

Download
memory/4336-46-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/4336-28-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/4336-40-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/4336-38-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/4336-36-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/4336-34-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/4336-32-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/4336-24-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/4336-22-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/4336-20-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/4336-19-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/4336-42-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/4336-26-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/4336-49-0x0000000074530000-0x0000000074CE0000-memory.dmp

Filesize
7.7MB

Download
memory/4336-47-0x0000000074530000-0x0000000074CE0000-memory.dmp

Filesize
7.7MB

Download
memory/4336-44-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/4336-30-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/4336-17-0x0000000004980000-0x0000000004998000-memory.dmp

Filesize
96KB

Download
memory/4336-18-0x0000000074530000-0x0000000074CE0000-memory.dmp

Filesize
7.7MB

Download
memory/4336-16-0x0000000004A30000-0x0000000004FD4000-memory.dmp

Filesize
5.6MB

Download
memory/4336-15-0x00000000022D0000-0x00000000022EA000-memory.dmp

Filesize
104KB

Download
memory/4336-14-0x000000007453E000-0x000000007453F000-memory.dmp

Filesize
4KB

Download