healer | c17a7b0af9751e9ab09b9f310ced898ffaaabac1b27cba0eacf98ff1e9e8221f

General

Target

c17a7b0af9751e9ab09b9f310ced898ffaaabac1b27cba0eacf98ff1e9e8221f.exe
Size

389KB
MD5

01e3a8c5b6c3afac4de6f92c0d3a7c25
SHA1

18e4d2253bed0870dfe7a0748f870669da38d135
SHA256

c17a7b0af9751e9ab09b9f310ced898ffaaabac1b27cba0eacf98ff1e9e8221f
SHA512

8cc4b13224fc0e0d2b8ae51dd69bbcc5a81d587169c5d11c8aa85ffa1e81ed32ef0f1f8bf61699b9b9013f0c49afe19a11260cec20fdc2a7a4c80229fd8831ee
SSDEEP

6144:K4y+bnr+Lp0yN90QEeDXB3hT7oRYIjDn5n0xEvm6SsgUExhhxSQQJx6AF6r:cMrXy908Db7ShWEvm6SDfhxSQYF6r

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
behavioral1/files/0x000700000001afe2-133.dat	healer
behavioral1/files/0x000700000001afe2-134.dat	healer
behavioral1/memory/4512-135-0x0000000000290000-0x000000000029A000-memory.dmp	healer

Healer
Healer an antivirus disabler dropper.
dropper healer

Modifies Windows Defender Real-time Protection settings 3 TTPs 5 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\DisableIOAVProtection = "1"	p0524550.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	p0524550.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	p0524550.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	p0524550.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	p0524550.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
2100	z5303535.exe
4512	p0524550.exe
2452	r5694036.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"	p0524550.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	c17a7b0af9751e9ab09b9f310ced898ffaaabac1b27cba0eacf98ff1e9e8221f.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\\\""	c17a7b0af9751e9ab09b9f310ced898ffaaabac1b27cba0eacf98ff1e9e8221f.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce	z5303535.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\\\""	z5303535.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4512	p0524550.exe
4512	p0524550.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4512	p0524550.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 4324 wrote to memory of 2100	4324	c17a7b0af9751e9ab09b9f310ced898ffaaabac1b27cba0eacf98ff1e9e8221f.exe	69
PID 4324 wrote to memory of 2100	4324	c17a7b0af9751e9ab09b9f310ced898ffaaabac1b27cba0eacf98ff1e9e8221f.exe	69
PID 4324 wrote to memory of 2100	4324	c17a7b0af9751e9ab09b9f310ced898ffaaabac1b27cba0eacf98ff1e9e8221f.exe	69
PID 2100 wrote to memory of 4512	2100	z5303535.exe	70
PID 2100 wrote to memory of 4512	2100	z5303535.exe	70
PID 2100 wrote to memory of 2452	2100	z5303535.exe	71
PID 2100 wrote to memory of 2452	2100	z5303535.exe	71
PID 2100 wrote to memory of 2452	2100	z5303535.exe	71

C:\Users\Admin\AppData\Local\Temp\c17a7b0af9751e9ab09b9f310ced898ffaaabac1b27cba0eacf98ff1e9e8221f.exe
"C:\Users\Admin\AppData\Local\Temp\c17a7b0af9751e9ab09b9f310ced898ffaaabac1b27cba0eacf98ff1e9e8221f.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4324
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z5303535.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z5303535.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:2100
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\p0524550.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\p0524550.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:4512
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\r5694036.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\r5694036.exe
    3⤵
    - Executes dropped EXE
    PID:2452

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\z5303535.exe

Filesize
206KB

MD5
ecc1a5905fd886150b04cd19d97b73e1

SHA1
782bd0c0f916dcafb0647a522e3b6defcc30692b

SHA256
98a8b3b9a7bc400da02c65699ea55b3ec5e29100ec5a8caef4e73255ce978790

SHA512
2a18faf1c95a7c96e36f82da66d750b565a83b90201efe710f8005d7f1168ac5e8caec64afddd7335f2e2994eec361d8dd310a31fabfbe064f5ab278920f75b6

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z5303535.exe

Filesize
206KB

MD5
ecc1a5905fd886150b04cd19d97b73e1

SHA1
782bd0c0f916dcafb0647a522e3b6defcc30692b

SHA256
98a8b3b9a7bc400da02c65699ea55b3ec5e29100ec5a8caef4e73255ce978790

SHA512
2a18faf1c95a7c96e36f82da66d750b565a83b90201efe710f8005d7f1168ac5e8caec64afddd7335f2e2994eec361d8dd310a31fabfbe064f5ab278920f75b6

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\p0524550.exe

Filesize
14KB

MD5
03e8422d98728d6d615ebf69effb2a99

SHA1
0a6b795fd1937d4822f88d9eb63ffd045832f857

SHA256
7587c3810ddf28c777c44d57044ae877294f73e2c82dbf0cab1dbe2989b3439b

SHA512
8fa5c3360d26705adb3264a20e88dfb1f8a9c32a5a1fd5366e084e2b375cce86ace59dd6d0396ceb85384b12b5833abcda9e4d353528e2eea2956c68ae3a1234

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\p0524550.exe

Filesize
14KB

MD5
03e8422d98728d6d615ebf69effb2a99

SHA1
0a6b795fd1937d4822f88d9eb63ffd045832f857

SHA256
7587c3810ddf28c777c44d57044ae877294f73e2c82dbf0cab1dbe2989b3439b

SHA512
8fa5c3360d26705adb3264a20e88dfb1f8a9c32a5a1fd5366e084e2b375cce86ace59dd6d0396ceb85384b12b5833abcda9e4d353528e2eea2956c68ae3a1234

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\r5694036.exe

Filesize
173KB

MD5
c1fd520d62711a87d0ebf6dcce48a043

SHA1
432951a1c16c53c138813135e6d7b9f232e692c6

SHA256
4c804195d6452dd15acc577e7112584385abd152bad32d76c62d3e061cb10df4

SHA512
2f6154baafa5d2b02cbacbd3392a11bb4d380154464cc2f133ce88df9244e9bdd1cc3de18731b79b8b23021cf7ebe21edba1062ea8b66a86526220e8776270d4

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\r5694036.exe

Filesize
173KB

MD5
c1fd520d62711a87d0ebf6dcce48a043

SHA1
432951a1c16c53c138813135e6d7b9f232e692c6

SHA256
4c804195d6452dd15acc577e7112584385abd152bad32d76c62d3e061cb10df4

SHA512
2f6154baafa5d2b02cbacbd3392a11bb4d380154464cc2f133ce88df9244e9bdd1cc3de18731b79b8b23021cf7ebe21edba1062ea8b66a86526220e8776270d4

Download Submit
memory/2452-145-0x000000000B280000-0x000000000B886000-memory.dmp

Filesize
6.0MB

Download
memory/2452-142-0x0000000000F30000-0x0000000000F60000-memory.dmp

Filesize
192KB

Download
memory/2452-143-0x0000000073830000-0x0000000073F1E000-memory.dmp

Filesize
6.9MB

Download
memory/2452-144-0x00000000031B0000-0x00000000031B6000-memory.dmp

Filesize
24KB

Download
memory/2452-146-0x000000000AD80000-0x000000000AE8A000-memory.dmp

Filesize
1.0MB

Download
memory/2452-147-0x000000000AC70000-0x000000000AC82000-memory.dmp

Filesize
72KB

Download
memory/2452-148-0x000000000ACD0000-0x000000000AD0E000-memory.dmp

Filesize
248KB

Download
memory/2452-149-0x000000000AD20000-0x000000000AD6B000-memory.dmp

Filesize
300KB

Download
memory/2452-150-0x0000000073830000-0x0000000073F1E000-memory.dmp

Filesize
6.9MB

Download
memory/4512-138-0x00007FF9001D0000-0x00007FF900BBC000-memory.dmp

Filesize
9.9MB

Download
memory/4512-136-0x00007FF9001D0000-0x00007FF900BBC000-memory.dmp

Filesize
9.9MB

Download
memory/4512-135-0x0000000000290000-0x000000000029A000-memory.dmp

Filesize
40KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads