healer | b81771478f7e307c072cd7970099fe9eae27673e5a80b36095306ee759b59d16

Analysis

max time kernel
146s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
04-11-2024 13:56

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General

Target

b81771478f7e307c072cd7970099fe9eae27673e5a80b36095306ee759b59d16.exe
Size

531KB
MD5

1ad37e94d24db9b0c78e90a4dfeaad0d
SHA1

99c4417eed0de6023b7ce4ecaf318d79b8b771ce
SHA256

b81771478f7e307c072cd7970099fe9eae27673e5a80b36095306ee759b59d16
SHA512

11647f60e63590e503f4458fc74b74b9a2a82325e9a031b0a7d3fedf97475f27263424a6292a54de491e04bce69d0e7440728123b0db1f8022b58dfd3bdd102d
SSDEEP

12288:4Mrey90WNfXFjCaVrfxhZZzSLWw86KXWepyBZ4cltyt9TdE88jkjM:WynVjdVbvWSwipy9lQt9TtM

Score

10^/10

healer redline rulit discovery dropper evasion infostealer persistence trojan

Malware Config

Extracted

Family

redline

Botnet

rulit

pedigj.eu:4162

Attributes

auth_value
f4df9ef56871d4ac883b282abaf635e0

Signatures

Detects Healer an antivirus disabler dropper 2 IoCs

resource	yara_rule
behavioral1/files/0x0008000000023c9e-12.dat	healer
behavioral1/memory/3464-15-0x0000000000D50000-0x0000000000D5A000-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\Policies\Microsoft\Windows Defender\Real-Time Protection	sf17ko36EF73.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	sf17ko36EF73.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	sf17ko36EF73.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	sf17ko36EF73.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	sf17ko36EF73.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	sf17ko36EF73.exe

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

RedLine payload 35 IoCs

resource	yara_rule
behavioral1/memory/3492-22-0x00000000025C0000-0x0000000002606000-memory.dmp	family_redline
behavioral1/memory/3492-24-0x0000000004B70000-0x0000000004BB4000-memory.dmp	family_redline
behavioral1/memory/3492-26-0x0000000004B70000-0x0000000004BAE000-memory.dmp	family_redline
behavioral1/memory/3492-46-0x0000000004B70000-0x0000000004BAE000-memory.dmp	family_redline
behavioral1/memory/3492-88-0x0000000004B70000-0x0000000004BAE000-memory.dmp	family_redline
behavioral1/memory/3492-86-0x0000000004B70000-0x0000000004BAE000-memory.dmp	family_redline
behavioral1/memory/3492-84-0x0000000004B70000-0x0000000004BAE000-memory.dmp	family_redline
behavioral1/memory/3492-82-0x0000000004B70000-0x0000000004BAE000-memory.dmp	family_redline
behavioral1/memory/3492-80-0x0000000004B70000-0x0000000004BAE000-memory.dmp	family_redline
behavioral1/memory/3492-78-0x0000000004B70000-0x0000000004BAE000-memory.dmp	family_redline
behavioral1/memory/3492-74-0x0000000004B70000-0x0000000004BAE000-memory.dmp	family_redline
behavioral1/memory/3492-72-0x0000000004B70000-0x0000000004BAE000-memory.dmp	family_redline
behavioral1/memory/3492-71-0x0000000004B70000-0x0000000004BAE000-memory.dmp	family_redline
behavioral1/memory/3492-68-0x0000000004B70000-0x0000000004BAE000-memory.dmp	family_redline
behavioral1/memory/3492-66-0x0000000004B70000-0x0000000004BAE000-memory.dmp	family_redline
behavioral1/memory/3492-62-0x0000000004B70000-0x0000000004BAE000-memory.dmp	family_redline
behavioral1/memory/3492-60-0x0000000004B70000-0x0000000004BAE000-memory.dmp	family_redline
behavioral1/memory/3492-59-0x0000000004B70000-0x0000000004BAE000-memory.dmp	family_redline
behavioral1/memory/3492-56-0x0000000004B70000-0x0000000004BAE000-memory.dmp	family_redline
behavioral1/memory/3492-52-0x0000000004B70000-0x0000000004BAE000-memory.dmp	family_redline
behavioral1/memory/3492-51-0x0000000004B70000-0x0000000004BAE000-memory.dmp	family_redline
behavioral1/memory/3492-44-0x0000000004B70000-0x0000000004BAE000-memory.dmp	family_redline
behavioral1/memory/3492-42-0x0000000004B70000-0x0000000004BAE000-memory.dmp	family_redline
behavioral1/memory/3492-40-0x0000000004B70000-0x0000000004BAE000-memory.dmp	family_redline
behavioral1/memory/3492-38-0x0000000004B70000-0x0000000004BAE000-memory.dmp	family_redline
behavioral1/memory/3492-37-0x0000000004B70000-0x0000000004BAE000-memory.dmp	family_redline
behavioral1/memory/3492-34-0x0000000004B70000-0x0000000004BAE000-memory.dmp	family_redline
behavioral1/memory/3492-32-0x0000000004B70000-0x0000000004BAE000-memory.dmp	family_redline
behavioral1/memory/3492-30-0x0000000004B70000-0x0000000004BAE000-memory.dmp	family_redline
behavioral1/memory/3492-28-0x0000000004B70000-0x0000000004BAE000-memory.dmp	family_redline
behavioral1/memory/3492-76-0x0000000004B70000-0x0000000004BAE000-memory.dmp	family_redline
behavioral1/memory/3492-64-0x0000000004B70000-0x0000000004BAE000-memory.dmp	family_redline
behavioral1/memory/3492-54-0x0000000004B70000-0x0000000004BAE000-memory.dmp	family_redline
behavioral1/memory/3492-48-0x0000000004B70000-0x0000000004BAE000-memory.dmp	family_redline
behavioral1/memory/3492-25-0x0000000004B70000-0x0000000004BAE000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 3 IoCs

pid	Process
4516	vhBt1892rV.exe
3464	sf17ko36EF73.exe
3492	tf02ey97sU97.exe

Windows security modification 2 TTPs 1 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0"	sf17ko36EF73.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\\\""	b81771478f7e307c072cd7970099fe9eae27673e5a80b36095306ee759b59d16.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\\\""	vhBt1892rV.exe

Launches sc.exe 1 IoCs

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

pid	Process
748	sc.exe

System Location Discovery: System Language Discovery 1 TTPs 3 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	b81771478f7e307c072cd7970099fe9eae27673e5a80b36095306ee759b59d16.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vhBt1892rV.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tf02ey97sU97.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3464	sf17ko36EF73.exe
3464	sf17ko36EF73.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3464	sf17ko36EF73.exe
Token: SeDebugPrivilege	3492	tf02ey97sU97.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1268 wrote to memory of 4516	1268	b81771478f7e307c072cd7970099fe9eae27673e5a80b36095306ee759b59d16.exe	84
PID 1268 wrote to memory of 4516	1268	b81771478f7e307c072cd7970099fe9eae27673e5a80b36095306ee759b59d16.exe	84
PID 1268 wrote to memory of 4516	1268	b81771478f7e307c072cd7970099fe9eae27673e5a80b36095306ee759b59d16.exe	84
PID 4516 wrote to memory of 3464	4516	vhBt1892rV.exe	85
PID 4516 wrote to memory of 3464	4516	vhBt1892rV.exe	85
PID 4516 wrote to memory of 3492	4516	vhBt1892rV.exe	93
PID 4516 wrote to memory of 3492	4516	vhBt1892rV.exe	93
PID 4516 wrote to memory of 3492	4516	vhBt1892rV.exe	93

C:\Users\Admin\AppData\Local\Temp\b81771478f7e307c072cd7970099fe9eae27673e5a80b36095306ee759b59d16.exe
"C:\Users\Admin\AppData\Local\Temp\b81771478f7e307c072cd7970099fe9eae27673e5a80b36095306ee759b59d16.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1268
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vhBt1892rV.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vhBt1892rV.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4516
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sf17ko36EF73.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sf17ko36EF73.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3464
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tf02ey97sU97.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tf02ey97sU97.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    PID:3492

C:\Windows\system32\sc.exe
C:\Windows\system32\sc.exe start wuauserv
1⤵
- Launches sc.exe
PID:748

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vhBt1892rV.exe

Filesize
386KB

MD5
0ff01710fde0a6446c0b89e33f9342be

SHA1
9ed64fabc86132bee09ab55b96d18950e778231c

SHA256
b799966ec883bc13a957702ef000f5b65f8f744d0c41f369f7bc07679b905233

SHA512
0a85fa107fe6a168184f381861fc22f83a410afd9d24aa7f7cee8f7885ff65db0629cf4ef6b69050ca7915a07048b2dcd1d0f444bdd2cede051b51af1381b1ce

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sf17ko36EF73.exe

Filesize
11KB

MD5
7e93bacbbc33e6652e147e7fe07572a0

SHA1
421a7167da01c8da4dc4d5234ca3dd84e319e762

SHA256
850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

SHA512
250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tf02ey97sU97.exe

Filesize
360KB

MD5
d775958b7d2e8260b657ea50e7cbb36e

SHA1
015cb4f9623b305c4de2d3ac4fdeb525fe2f03a3

SHA256
f54071567bf318ce6a773a1fd1d2c617bda13befc660c7d94c4c20f643f1f6e3

SHA512
c107fe8dc046f7feec6ac7b1cef6c0b71969503ea0be3dd04ba228dba92829744f4744f8a8c54128b82801b78596ff601eadc2ef86e6dc35cc625a8ecde9e938

Download Submit
memory/3464-15-0x0000000000D50000-0x0000000000D5A000-memory.dmp

Filesize
40KB

Download
memory/3464-14-0x00007FFCD3AE3000-0x00007FFCD3AE5000-memory.dmp

Filesize
8KB

Download
memory/3464-16-0x00007FFCD3AE3000-0x00007FFCD3AE5000-memory.dmp

Filesize
8KB

Download
memory/3492-62-0x0000000004B70000-0x0000000004BAE000-memory.dmp

Filesize
248KB

Download
memory/3492-51-0x0000000004B70000-0x0000000004BAE000-memory.dmp

Filesize
248KB

Download
memory/3492-24-0x0000000004B70000-0x0000000004BB4000-memory.dmp

Filesize
272KB

Download
memory/3492-26-0x0000000004B70000-0x0000000004BAE000-memory.dmp

Filesize
248KB

Download
memory/3492-46-0x0000000004B70000-0x0000000004BAE000-memory.dmp

Filesize
248KB

Download
memory/3492-88-0x0000000004B70000-0x0000000004BAE000-memory.dmp

Filesize
248KB

Download
memory/3492-86-0x0000000004B70000-0x0000000004BAE000-memory.dmp

Filesize
248KB

Download
memory/3492-84-0x0000000004B70000-0x0000000004BAE000-memory.dmp

Filesize
248KB

Download
memory/3492-82-0x0000000004B70000-0x0000000004BAE000-memory.dmp

Filesize
248KB

Download
memory/3492-80-0x0000000004B70000-0x0000000004BAE000-memory.dmp

Filesize
248KB

Download
memory/3492-78-0x0000000004B70000-0x0000000004BAE000-memory.dmp

Filesize
248KB

Download
memory/3492-74-0x0000000004B70000-0x0000000004BAE000-memory.dmp

Filesize
248KB

Download
memory/3492-72-0x0000000004B70000-0x0000000004BAE000-memory.dmp

Filesize
248KB

Download
memory/3492-71-0x0000000004B70000-0x0000000004BAE000-memory.dmp

Filesize
248KB

Download
memory/3492-68-0x0000000004B70000-0x0000000004BAE000-memory.dmp

Filesize
248KB

Download
memory/3492-66-0x0000000004B70000-0x0000000004BAE000-memory.dmp

Filesize
248KB

Download
memory/3492-22-0x00000000025C0000-0x0000000002606000-memory.dmp

Filesize
280KB

Download
memory/3492-60-0x0000000004B70000-0x0000000004BAE000-memory.dmp

Filesize
248KB

Download
memory/3492-59-0x0000000004B70000-0x0000000004BAE000-memory.dmp

Filesize
248KB

Download
memory/3492-56-0x0000000004B70000-0x0000000004BAE000-memory.dmp

Filesize
248KB

Download
memory/3492-52-0x0000000004B70000-0x0000000004BAE000-memory.dmp

Filesize
248KB

Download
memory/3492-23-0x0000000004D10000-0x00000000052B4000-memory.dmp

Filesize
5.6MB

Download
memory/3492-44-0x0000000004B70000-0x0000000004BAE000-memory.dmp

Filesize
248KB

Download
memory/3492-42-0x0000000004B70000-0x0000000004BAE000-memory.dmp

Filesize
248KB

Download
memory/3492-40-0x0000000004B70000-0x0000000004BAE000-memory.dmp

Filesize
248KB

Download
memory/3492-38-0x0000000004B70000-0x0000000004BAE000-memory.dmp

Filesize
248KB

Download
memory/3492-37-0x0000000004B70000-0x0000000004BAE000-memory.dmp

Filesize
248KB

Download
memory/3492-34-0x0000000004B70000-0x0000000004BAE000-memory.dmp

Filesize
248KB

Download
memory/3492-32-0x0000000004B70000-0x0000000004BAE000-memory.dmp

Filesize
248KB

Download
memory/3492-30-0x0000000004B70000-0x0000000004BAE000-memory.dmp

Filesize
248KB

Download
memory/3492-28-0x0000000004B70000-0x0000000004BAE000-memory.dmp

Filesize
248KB

Download
memory/3492-76-0x0000000004B70000-0x0000000004BAE000-memory.dmp

Filesize
248KB

Download
memory/3492-64-0x0000000004B70000-0x0000000004BAE000-memory.dmp

Filesize
248KB

Download
memory/3492-54-0x0000000004B70000-0x0000000004BAE000-memory.dmp

Filesize
248KB

Download
memory/3492-48-0x0000000004B70000-0x0000000004BAE000-memory.dmp

Filesize
248KB

Download
memory/3492-25-0x0000000004B70000-0x0000000004BAE000-memory.dmp

Filesize
248KB

Download
memory/3492-931-0x00000000052C0000-0x00000000058D8000-memory.dmp

Filesize
6.1MB

Download
memory/3492-932-0x00000000058E0000-0x00000000059EA000-memory.dmp

Filesize
1.0MB

Download
memory/3492-933-0x0000000004CC0000-0x0000000004CD2000-memory.dmp

Filesize
72KB

Download
memory/3492-934-0x00000000059F0000-0x0000000005A2C000-memory.dmp

Filesize
240KB

Download
memory/3492-935-0x0000000005B30000-0x0000000005B7C000-memory.dmp

Filesize
304KB

Download