healer | 5d84bb021a02d7c9c5b71fef2bd28923bd353da8c4083dd92ef5e8511594216c

General

Target

5d84bb021a02d7c9c5b71fef2bd28923bd353da8c4083dd92ef5e8511594216c.exe
Size

481KB
MD5

d791956f6d34e425375da78607683460
SHA1

4df50a8f1a28ddb1ffae20919ddf432df6ab62a5
SHA256

5d84bb021a02d7c9c5b71fef2bd28923bd353da8c4083dd92ef5e8511594216c
SHA512

fa92f3af1accdcdc1c1a5027b46e18415740d02e31f8b1d330dfdb8bf203149b32d95198c9c2c8a846f3f47bb51f5fa65f1ec7e2bfd4107264357650f3fadf31
SSDEEP

12288:7MrFy906Dl0RA5c1u31CTqKnEalxyTwP8c3u:uyp0IXUTJ5lxyT28Gu

Score

10^/10

healer redline misfa discovery dropper evasion infostealer persistence trojan

Malware Config

Extracted

Family

redline

Botnet

misfa

C2

217.196.96.101:4132

Attributes

auth_value
be2e6d9f1a5e54a81340947b20e561c1

Signatures

Detects Healer an antivirus disabler dropper 17 IoCs

resource	yara_rule
behavioral1/memory/3004-15-0x0000000002360000-0x000000000237A000-memory.dmp	healer
behavioral1/memory/3004-18-0x0000000002420000-0x0000000002438000-memory.dmp	healer
behavioral1/memory/3004-47-0x0000000002420000-0x0000000002432000-memory.dmp	healer
behavioral1/memory/3004-43-0x0000000002420000-0x0000000002432000-memory.dmp	healer
behavioral1/memory/3004-45-0x0000000002420000-0x0000000002432000-memory.dmp	healer
behavioral1/memory/3004-41-0x0000000002420000-0x0000000002432000-memory.dmp	healer
behavioral1/memory/3004-39-0x0000000002420000-0x0000000002432000-memory.dmp	healer
behavioral1/memory/3004-37-0x0000000002420000-0x0000000002432000-memory.dmp	healer
behavioral1/memory/3004-35-0x0000000002420000-0x0000000002432000-memory.dmp	healer
behavioral1/memory/3004-33-0x0000000002420000-0x0000000002432000-memory.dmp	healer
behavioral1/memory/3004-31-0x0000000002420000-0x0000000002432000-memory.dmp	healer
behavioral1/memory/3004-29-0x0000000002420000-0x0000000002432000-memory.dmp	healer
behavioral1/memory/3004-27-0x0000000002420000-0x0000000002432000-memory.dmp	healer
behavioral1/memory/3004-25-0x0000000002420000-0x0000000002432000-memory.dmp	healer
behavioral1/memory/3004-23-0x0000000002420000-0x0000000002432000-memory.dmp	healer
behavioral1/memory/3004-21-0x0000000002420000-0x0000000002432000-memory.dmp	healer
behavioral1/memory/3004-20-0x0000000002420000-0x0000000002432000-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
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	a6257421.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	a6257421.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	a6257421.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	a6257421.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	a6257421.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	a6257421.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/0x000a000000023b5a-54.dat	family_redline
behavioral1/memory/4272-56-0x0000000000070000-0x000000000009E000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 3 IoCs

pid	Process
1924	v2238498.exe
3004	a6257421.exe
4272	b9404126.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	a6257421.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	a6257421.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\\\""	5d84bb021a02d7c9c5b71fef2bd28923bd353da8c4083dd92ef5e8511594216c.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\\\""	v2238498.exe

Launches sc.exe 1 IoCs

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

pid	Process
212	sc.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	5d84bb021a02d7c9c5b71fef2bd28923bd353da8c4083dd92ef5e8511594216c.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	v2238498.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a6257421.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b9404126.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3004	a6257421.exe
3004	a6257421.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3004	a6257421.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2704 wrote to memory of 1924	2704	5d84bb021a02d7c9c5b71fef2bd28923bd353da8c4083dd92ef5e8511594216c.exe	84
PID 2704 wrote to memory of 1924	2704	5d84bb021a02d7c9c5b71fef2bd28923bd353da8c4083dd92ef5e8511594216c.exe	84
PID 2704 wrote to memory of 1924	2704	5d84bb021a02d7c9c5b71fef2bd28923bd353da8c4083dd92ef5e8511594216c.exe	84
PID 1924 wrote to memory of 3004	1924	v2238498.exe	85
PID 1924 wrote to memory of 3004	1924	v2238498.exe	85
PID 1924 wrote to memory of 3004	1924	v2238498.exe	85
PID 1924 wrote to memory of 4272	1924	v2238498.exe	94
PID 1924 wrote to memory of 4272	1924	v2238498.exe	94
PID 1924 wrote to memory of 4272	1924	v2238498.exe	94

C:\Users\Admin\AppData\Local\Temp\5d84bb021a02d7c9c5b71fef2bd28923bd353da8c4083dd92ef5e8511594216c.exe
"C:\Users\Admin\AppData\Local\Temp\5d84bb021a02d7c9c5b71fef2bd28923bd353da8c4083dd92ef5e8511594216c.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2704
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v2238498.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v2238498.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1924
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a6257421.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a6257421.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:3004
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b9404126.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b9404126.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:4272

C:\Windows\system32\sc.exe
C:\Windows\system32\sc.exe start wuauserv
1⤵
- Launches sc.exe
PID:212

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\v2238498.exe

Filesize
309KB

MD5
a264105813461ffaecca8d204646a8ee

SHA1
4c60a3b2c675abe717133143fc7f187fd2f93683

SHA256
08f603351ab93207c0502a71b0f76d3ad2a6aca046151cee76239595c2500d15

SHA512
78eda3459ec8405567ba0e9c3113e32e8f525659fc787a66237673ec62dfeb068fda969e883bd1a4a29bb5d56e648b1394080d7a183f9d279ae9b2f02307de5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a6257421.exe

Filesize
178KB

MD5
a20d672cc1a7912d55762e5f9a9ed90a

SHA1
e96065cee60b5639dd9c3a9503e357b73290406b

SHA256
415ec4a47abd31761792f1079f4571e570f78b1dbfc7ae18027367f2c35482be

SHA512
202b81fedad166b05b4420d34aebf0b54cac4e559bff6909a9548669b950edaa56ce17b5341f2aa49179dfedc014ca31a7a5174891617bb7bc46e5dd172d3453

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b9404126.exe

Filesize
168KB

MD5
5d69886dccdc54275874665dd72399a2

SHA1
0c0a19fb5b1ac4edfb675d03e2ff5be744272758

SHA256
99b38986a093ead45ad9e6b2a560aa9ef79d89dcdb0f24a67cf3f70b19e22455

SHA512
cc30c7b11c4b1381f39d4aa0d7c8fc9c9eb6ef5b024cdf408b7dd461050b2688d6b96e9af29037d94e038f3e8dad066453a9fcb238069fd7e3822b701df47659

Download Submit
memory/3004-31-0x0000000002420000-0x0000000002432000-memory.dmp

Filesize
72KB

Download
memory/3004-50-0x0000000074AE0000-0x0000000075290000-memory.dmp

Filesize
7.7MB

Download
memory/3004-17-0x0000000074AE0000-0x0000000075290000-memory.dmp

Filesize
7.7MB

Download
memory/3004-18-0x0000000002420000-0x0000000002438000-memory.dmp

Filesize
96KB

Download
memory/3004-19-0x0000000074AE0000-0x0000000075290000-memory.dmp

Filesize
7.7MB

Download
memory/3004-47-0x0000000002420000-0x0000000002432000-memory.dmp

Filesize
72KB

Download
memory/3004-25-0x0000000002420000-0x0000000002432000-memory.dmp

Filesize
72KB

Download
memory/3004-45-0x0000000002420000-0x0000000002432000-memory.dmp

Filesize
72KB

Download
memory/3004-41-0x0000000002420000-0x0000000002432000-memory.dmp

Filesize
72KB

Download
memory/3004-39-0x0000000002420000-0x0000000002432000-memory.dmp

Filesize
72KB

Download
memory/3004-37-0x0000000002420000-0x0000000002432000-memory.dmp

Filesize
72KB

Download
memory/3004-35-0x0000000002420000-0x0000000002432000-memory.dmp

Filesize
72KB

Download
memory/3004-33-0x0000000002420000-0x0000000002432000-memory.dmp

Filesize
72KB

Download
memory/3004-15-0x0000000002360000-0x000000000237A000-memory.dmp

Filesize
104KB

Download
memory/3004-29-0x0000000002420000-0x0000000002432000-memory.dmp

Filesize
72KB

Download
memory/3004-27-0x0000000002420000-0x0000000002432000-memory.dmp

Filesize
72KB

Download
memory/3004-43-0x0000000002420000-0x0000000002432000-memory.dmp

Filesize
72KB

Download
memory/3004-23-0x0000000002420000-0x0000000002432000-memory.dmp

Filesize
72KB

Download
memory/3004-21-0x0000000002420000-0x0000000002432000-memory.dmp

Filesize
72KB

Download
memory/3004-20-0x0000000002420000-0x0000000002432000-memory.dmp

Filesize
72KB

Download
memory/3004-48-0x0000000074AE0000-0x0000000075290000-memory.dmp

Filesize
7.7MB

Download
memory/3004-49-0x0000000074AEE000-0x0000000074AEF000-memory.dmp

Filesize
4KB

Download
memory/3004-16-0x0000000004C10000-0x00000000051B4000-memory.dmp

Filesize
5.6MB

Download
memory/3004-52-0x0000000074AE0000-0x0000000075290000-memory.dmp

Filesize
7.7MB

Download
memory/3004-14-0x0000000074AEE000-0x0000000074AEF000-memory.dmp

Filesize
4KB

Download
memory/4272-56-0x0000000000070000-0x000000000009E000-memory.dmp

Filesize
184KB

Download
memory/4272-57-0x0000000002250000-0x0000000002256000-memory.dmp

Filesize
24KB

Download
memory/4272-58-0x000000000A3D0000-0x000000000A9E8000-memory.dmp

Filesize
6.1MB

Download
memory/4272-59-0x0000000009EE0000-0x0000000009FEA000-memory.dmp

Filesize
1.0MB

Download
memory/4272-60-0x0000000009E10000-0x0000000009E22000-memory.dmp

Filesize
72KB

Download
memory/4272-61-0x0000000009E70000-0x0000000009EAC000-memory.dmp

Filesize
240KB

Download
memory/4272-62-0x0000000004430000-0x000000000447C000-memory.dmp

Filesize
304KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads