healer | 132b4ea4fb442c501afaecf9c88242e2d2bd3cfca6cceb2fb3b4f610dbd1eecd

General

Target

cf6809e9e8bb20cf3fac50872e8f28ae.exe
Size

389KB
MD5

cf6809e9e8bb20cf3fac50872e8f28ae
SHA1

601dd183283b57368370eba9d3b5c20b9bf410e5
SHA256

132b4ea4fb442c501afaecf9c88242e2d2bd3cfca6cceb2fb3b4f610dbd1eecd
SHA512

6fcc1b9b2251bc56fb32e77b269056d086cbb0eb89211044380147f6bf1b2be2ea2913dcc13a598fe7da3de1cf73568649affdd4cf4a04575ecee5afbd9db843
SSDEEP

6144:K8y+bnr+zp0yN90QE7LetLJSRHf6baT5E5CXF2l8Iue3XvC6JpEBUUyYweE/0X:gMrjy90A/05xXF4TuAxEqDYweP

Score

10^/10

healer redline nasa dropper evasion infostealer persistence trojan

Malware Config

Extracted

Family

redline

Botnet

nasa

C2

77.91.68.68:19071

Attributes

auth_value
6da71218d8a9738ea3a9a78b5677589b

Signatures

Detects Healer an antivirus disabler dropper 3 IoCs

resource	yara_rule
behavioral2/files/0x0008000000023268-145.dat	healer
behavioral2/files/0x0008000000023268-146.dat	healer
behavioral2/memory/3372-147-0x0000000000D70000-0x0000000000D7A000-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

Modify Existing Service

T1031

Disabling Security Tools

T1089

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	p6678684.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	p6678684.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	p6678684.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	p6678684.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	p6678684.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	p6678684.exe

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

Executes dropped EXE 3 IoCs

pid	Process
4452	z5645134.exe
3372	p6678684.exe
2200	r3658126.exe

Windows security modification 2 TTPs 1 IoCs

evasion trojan

Disabling Security Tools

T1089

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0"	p6678684.exe

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce	cf6809e9e8bb20cf3fac50872e8f28ae.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\\\""	cf6809e9e8bb20cf3fac50872e8f28ae.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce	z5645134.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\\\""	z5645134.exe

Launches sc.exe 1 IoCs

Sc.exe is a Windows utlilty to control services on the system.

pid	Process
4952	sc.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3372	p6678684.exe
3372	p6678684.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3372	p6678684.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 752 wrote to memory of 4452	752	cf6809e9e8bb20cf3fac50872e8f28ae.exe	85
PID 752 wrote to memory of 4452	752	cf6809e9e8bb20cf3fac50872e8f28ae.exe	85
PID 752 wrote to memory of 4452	752	cf6809e9e8bb20cf3fac50872e8f28ae.exe	85
PID 4452 wrote to memory of 3372	4452	z5645134.exe	86
PID 4452 wrote to memory of 3372	4452	z5645134.exe	86
PID 4452 wrote to memory of 2200	4452	z5645134.exe	94
PID 4452 wrote to memory of 2200	4452	z5645134.exe	94
PID 4452 wrote to memory of 2200	4452	z5645134.exe	94

C:\Users\Admin\AppData\Local\Temp\cf6809e9e8bb20cf3fac50872e8f28ae.exe
"C:\Users\Admin\AppData\Local\Temp\cf6809e9e8bb20cf3fac50872e8f28ae.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:752
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z5645134.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z5645134.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:4452
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\p6678684.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\p6678684.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3372
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\r3658126.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\r3658126.exe
    3⤵
    - Executes dropped EXE
    PID:2200

C:\Windows\system32\sc.exe
C:\Windows\system32\sc.exe start wuauserv
1⤵
- Launches sc.exe
PID:4952

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Modify Existing Service

1

T1031

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Disabling Security Tools

Modify Registry

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z5645134.exe

Filesize
206KB

MD5
7dd916ad4ab4cae01954aa53d4ec9233

SHA1
1ba48ec474e1f117f4286274210f6e20eb7369fb

SHA256
0bf8d9a97ad152ffd2d7a55127ce421f8f24a802a890988abe678d18413bc320

SHA512
925e017e31db29c5f85e197affff40dc1d7590960f14c6996609fe56d1fbbbce4d9d088292c6ab5b24d303bccc31ba9ed291f035f331911f9f921387c1fc5090

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z5645134.exe

Filesize
206KB

MD5
7dd916ad4ab4cae01954aa53d4ec9233

SHA1
1ba48ec474e1f117f4286274210f6e20eb7369fb

SHA256
0bf8d9a97ad152ffd2d7a55127ce421f8f24a802a890988abe678d18413bc320

SHA512
925e017e31db29c5f85e197affff40dc1d7590960f14c6996609fe56d1fbbbce4d9d088292c6ab5b24d303bccc31ba9ed291f035f331911f9f921387c1fc5090

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\p6678684.exe

Filesize
14KB

MD5
028e47da14603ca389815a46a9839026

SHA1
78061b0ea92b65af956577752ba0848a412259bd

SHA256
cc0f310f6643e7a292fd99a1b22c3c4dc7ecb6cc6dc900f6c16c14dc7775db7b

SHA512
89b62bd8646491a309ae97259aaeed9fb0827cf7872ef015da535ba76c355323ff2c6fda97ed9adea794c0a5bd6979cefda94a1139f8d45b5389931362238b8a

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\p6678684.exe

Filesize
14KB

MD5
028e47da14603ca389815a46a9839026

SHA1
78061b0ea92b65af956577752ba0848a412259bd

SHA256
cc0f310f6643e7a292fd99a1b22c3c4dc7ecb6cc6dc900f6c16c14dc7775db7b

SHA512
89b62bd8646491a309ae97259aaeed9fb0827cf7872ef015da535ba76c355323ff2c6fda97ed9adea794c0a5bd6979cefda94a1139f8d45b5389931362238b8a

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\r3658126.exe

Filesize
173KB

MD5
6585a9a3be7de6287d7ab54773681a2a

SHA1
b69031d640285e96aed455db8cb7153e893cefcf

SHA256
4ae5b586eb3adafe8474d1a45c92677a299edf4847d429f3479b65b73a0114f9

SHA512
680141bde3df9e994b2c21066ed205f8321a8605e9a2b3906605e8f5b85b28107577b17590ef914d70dc0b1c9df555b5174a90b8d3bf5a5ecc30c4c2b6cb5f33

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\r3658126.exe

Filesize
173KB

MD5
6585a9a3be7de6287d7ab54773681a2a

SHA1
b69031d640285e96aed455db8cb7153e893cefcf

SHA256
4ae5b586eb3adafe8474d1a45c92677a299edf4847d429f3479b65b73a0114f9

SHA512
680141bde3df9e994b2c21066ed205f8321a8605e9a2b3906605e8f5b85b28107577b17590ef914d70dc0b1c9df555b5174a90b8d3bf5a5ecc30c4c2b6cb5f33

Download Submit
memory/2200-157-0x0000000005940000-0x0000000005A4A000-memory.dmp

Filesize
1.0MB

Download
memory/2200-155-0x0000000074B00000-0x00000000752B0000-memory.dmp

Filesize
7.7MB

Download
memory/2200-154-0x0000000000F00000-0x0000000000F30000-memory.dmp

Filesize
192KB

Download
memory/2200-156-0x0000000005E50000-0x0000000006468000-memory.dmp

Filesize
6.1MB

Download
memory/2200-158-0x00000000056E0000-0x00000000056F0000-memory.dmp

Filesize
64KB

Download
memory/2200-159-0x0000000005880000-0x0000000005892000-memory.dmp

Filesize
72KB

Download
memory/2200-160-0x00000000058E0000-0x000000000591C000-memory.dmp

Filesize
240KB

Download
memory/2200-161-0x0000000074B00000-0x00000000752B0000-memory.dmp

Filesize
7.7MB

Download
memory/2200-162-0x00000000056E0000-0x00000000056F0000-memory.dmp

Filesize
64KB

Download
memory/3372-150-0x00007FF825000000-0x00007FF825AC1000-memory.dmp

Filesize
10.8MB

Download
memory/3372-148-0x00007FF825000000-0x00007FF825AC1000-memory.dmp

Filesize
10.8MB

Download
memory/3372-147-0x0000000000D70000-0x0000000000D7A000-memory.dmp

Filesize
40KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads