healer | dc7aa7cc3a4ac710d5a2955c78ee831867e520044fcab6d353631745acbe49d7

Analysis

max time kernel
146s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
11/11/2024, 02:39

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General

Target

dc7aa7cc3a4ac710d5a2955c78ee831867e520044fcab6d353631745acbe49d7.exe
Size

685KB
MD5

ec1878ab95fa853e8492d3ce88ca8390
SHA1

f8fd8309baae950868cb85134bfaf729cf3fcdc8
SHA256

dc7aa7cc3a4ac710d5a2955c78ee831867e520044fcab6d353631745acbe49d7
SHA512

9c3b926d7639029f0e11e38862b3db93d6b48bce6f7f5ea0d7ef0da149c38576c5e61f5764969a991f75a9ea2db2fb04fc8103c5fe645abd7c7c6c43124a4ab0
SSDEEP

12288:YMrpy90TsHs0iKOk+adDz9l5U5Lx4DEIVB7nSjxNi8:hyNr5dlak3VB7nSjPi8

Score

10^/10

healer redline stek discovery dropper evasion infostealer persistence trojan

Malware Config

Extracted

Family

redline

Botnet

stek

melevv.eu:4162

Attributes

auth_value
4205381daf6946b2df5fe3bc7eacc918

Signatures

Detects Healer an antivirus disabler dropper 17 IoCs

resource	yara_rule
behavioral1/memory/1044-18-0x00000000049D0000-0x00000000049EA000-memory.dmp	healer
behavioral1/memory/1044-20-0x00000000072A0000-0x00000000072B8000-memory.dmp	healer
behavioral1/memory/1044-21-0x00000000072A0000-0x00000000072B2000-memory.dmp	healer
behavioral1/memory/1044-38-0x00000000072A0000-0x00000000072B2000-memory.dmp	healer
behavioral1/memory/1044-48-0x00000000072A0000-0x00000000072B2000-memory.dmp	healer
behavioral1/memory/1044-46-0x00000000072A0000-0x00000000072B2000-memory.dmp	healer
behavioral1/memory/1044-44-0x00000000072A0000-0x00000000072B2000-memory.dmp	healer
behavioral1/memory/1044-42-0x00000000072A0000-0x00000000072B2000-memory.dmp	healer
behavioral1/memory/1044-40-0x00000000072A0000-0x00000000072B2000-memory.dmp	healer
behavioral1/memory/1044-36-0x00000000072A0000-0x00000000072B2000-memory.dmp	healer
behavioral1/memory/1044-34-0x00000000072A0000-0x00000000072B2000-memory.dmp	healer
behavioral1/memory/1044-32-0x00000000072A0000-0x00000000072B2000-memory.dmp	healer
behavioral1/memory/1044-31-0x00000000072A0000-0x00000000072B2000-memory.dmp	healer
behavioral1/memory/1044-28-0x00000000072A0000-0x00000000072B2000-memory.dmp	healer
behavioral1/memory/1044-26-0x00000000072A0000-0x00000000072B2000-memory.dmp	healer
behavioral1/memory/1044-24-0x00000000072A0000-0x00000000072B2000-memory.dmp	healer
behavioral1/memory/1044-22-0x00000000072A0000-0x00000000072B2000-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\DisableBehaviorMonitoring = "1"	sw29Py41WF46.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	sw29Py41WF46.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	sw29Py41WF46.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	sw29Py41WF46.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	sw29Py41WF46.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	sw29Py41WF46.exe

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

RedLine payload 20 IoCs

resource	yara_rule
behavioral1/memory/1220-59-0x0000000004BF0000-0x0000000004C36000-memory.dmp	family_redline
behavioral1/memory/1220-60-0x00000000077A0000-0x00000000077E4000-memory.dmp	family_redline
behavioral1/memory/1220-78-0x00000000077A0000-0x00000000077DE000-memory.dmp	family_redline
behavioral1/memory/1220-95-0x00000000077A0000-0x00000000077DE000-memory.dmp	family_redline
behavioral1/memory/1220-92-0x00000000077A0000-0x00000000077DE000-memory.dmp	family_redline
behavioral1/memory/1220-90-0x00000000077A0000-0x00000000077DE000-memory.dmp	family_redline
behavioral1/memory/1220-88-0x00000000077A0000-0x00000000077DE000-memory.dmp	family_redline
behavioral1/memory/1220-86-0x00000000077A0000-0x00000000077DE000-memory.dmp	family_redline
behavioral1/memory/1220-84-0x00000000077A0000-0x00000000077DE000-memory.dmp	family_redline
behavioral1/memory/1220-82-0x00000000077A0000-0x00000000077DE000-memory.dmp	family_redline
behavioral1/memory/1220-80-0x00000000077A0000-0x00000000077DE000-memory.dmp	family_redline
behavioral1/memory/1220-76-0x00000000077A0000-0x00000000077DE000-memory.dmp	family_redline
behavioral1/memory/1220-72-0x00000000077A0000-0x00000000077DE000-memory.dmp	family_redline
behavioral1/memory/1220-70-0x00000000077A0000-0x00000000077DE000-memory.dmp	family_redline
behavioral1/memory/1220-68-0x00000000077A0000-0x00000000077DE000-memory.dmp	family_redline
behavioral1/memory/1220-66-0x00000000077A0000-0x00000000077DE000-memory.dmp	family_redline
behavioral1/memory/1220-64-0x00000000077A0000-0x00000000077DE000-memory.dmp	family_redline
behavioral1/memory/1220-62-0x00000000077A0000-0x00000000077DE000-memory.dmp	family_redline
behavioral1/memory/1220-61-0x00000000077A0000-0x00000000077DE000-memory.dmp	family_redline
behavioral1/memory/1220-74-0x00000000077A0000-0x00000000077DE000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 3 IoCs

pid	Process
1572	vgr5451dV.exe
1044	sw29Py41WF46.exe
1220	tVj60fA00.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	sw29Py41WF46.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	sw29Py41WF46.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\\\""	dc7aa7cc3a4ac710d5a2955c78ee831867e520044fcab6d353631745acbe49d7.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\\\""	vgr5451dV.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4552	1044	WerFault.exe	84

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	dc7aa7cc3a4ac710d5a2955c78ee831867e520044fcab6d353631745acbe49d7.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vgr5451dV.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sw29Py41WF46.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tVj60fA00.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1044	sw29Py41WF46.exe
1044	sw29Py41WF46.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1044	sw29Py41WF46.exe
Token: SeDebugPrivilege	1220	tVj60fA00.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1648 wrote to memory of 1572	1648	dc7aa7cc3a4ac710d5a2955c78ee831867e520044fcab6d353631745acbe49d7.exe	83
PID 1648 wrote to memory of 1572	1648	dc7aa7cc3a4ac710d5a2955c78ee831867e520044fcab6d353631745acbe49d7.exe	83
PID 1648 wrote to memory of 1572	1648	dc7aa7cc3a4ac710d5a2955c78ee831867e520044fcab6d353631745acbe49d7.exe	83
PID 1572 wrote to memory of 1044	1572	vgr5451dV.exe	84
PID 1572 wrote to memory of 1044	1572	vgr5451dV.exe	84
PID 1572 wrote to memory of 1044	1572	vgr5451dV.exe	84
PID 1572 wrote to memory of 1220	1572	vgr5451dV.exe	95
PID 1572 wrote to memory of 1220	1572	vgr5451dV.exe	95
PID 1572 wrote to memory of 1220	1572	vgr5451dV.exe	95

C:\Users\Admin\AppData\Local\Temp\dc7aa7cc3a4ac710d5a2955c78ee831867e520044fcab6d353631745acbe49d7.exe
"C:\Users\Admin\AppData\Local\Temp\dc7aa7cc3a4ac710d5a2955c78ee831867e520044fcab6d353631745acbe49d7.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1648
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vgr5451dV.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vgr5451dV.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1572
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sw29Py41WF46.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sw29Py41WF46.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:1044
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1044 -s 1080
      4⤵
      Program crash
      PID:4552
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tVj60fA00.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tVj60fA00.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    PID:1220

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 1044 -ip 1044
1⤵
PID:1384

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vgr5451dV.exe

Filesize
541KB

MD5
7aa1b433364613d478fc26cf3925b1e9

SHA1
edcc0b3433e8ac8f441b3ab98a08d2ade4842a6e

SHA256
c23f9bfd9affb51e9cb8cad86aa7dc624346b6c9890c7a19ebe06231e47aea79

SHA512
3b2297c550f173ceb9393d2d9524ca1960c48b403f27e8d6e664d0ef7c8a1f1c681d237c5d4cb824f82d7db2f97a992688b6b28ca02eedd5332b6ead406bee4a

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sw29Py41WF46.exe

Filesize
322KB

MD5
95d870b20fd753bfc45f87e159f3ec33

SHA1
c416f81fd8185abdff6c8161e5c7ebafac082a14

SHA256
21999b0890343195296b6f9092c12370103d4601ab3d6e4a0c3c16e02874c294

SHA512
621a06f070c8665feb000d09fbd5a69dc1bd77cf5e85ca0b4c6b52207421d78659e8e773e425dbeded24112c49f6a5896e79771d497904debfcb11a8e92e63c3

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tVj60fA00.exe

Filesize
380KB

MD5
b1259a88ce10925af0c6d1c40a31829e

SHA1
8169392a9eb86360263d5a8b241fe47fa7719c9d

SHA256
6b9cf72989af9b41d085fecd764f3e4ce04fcf9a68e4703168b26ae5bf0ec833

SHA512
af0e1c6df58239b5e0e52b5cc648b3102eee78eaee71dc0a3ae27c54a2d9d5ae23bfac446144a2a28a6c676411f4efa2cf3f4f82e83cfc2775a129e7e795e00f

Download Submit
memory/1044-50-0x0000000000400000-0x0000000002BBE000-memory.dmp

Filesize
39.7MB

Download
memory/1044-34-0x00000000072A0000-0x00000000072B2000-memory.dmp

Filesize
72KB

Download
memory/1044-18-0x00000000049D0000-0x00000000049EA000-memory.dmp

Filesize
104KB

Download
memory/1044-19-0x0000000007410000-0x00000000079B4000-memory.dmp

Filesize
5.6MB

Download
memory/1044-20-0x00000000072A0000-0x00000000072B8000-memory.dmp

Filesize
96KB

Download
memory/1044-21-0x00000000072A0000-0x00000000072B2000-memory.dmp

Filesize
72KB

Download
memory/1044-38-0x00000000072A0000-0x00000000072B2000-memory.dmp

Filesize
72KB

Download
memory/1044-48-0x00000000072A0000-0x00000000072B2000-memory.dmp

Filesize
72KB

Download
memory/1044-46-0x00000000072A0000-0x00000000072B2000-memory.dmp

Filesize
72KB

Download
memory/1044-44-0x00000000072A0000-0x00000000072B2000-memory.dmp

Filesize
72KB

Download
memory/1044-42-0x00000000072A0000-0x00000000072B2000-memory.dmp

Filesize
72KB

Download
memory/1044-40-0x00000000072A0000-0x00000000072B2000-memory.dmp

Filesize
72KB

Download
memory/1044-36-0x00000000072A0000-0x00000000072B2000-memory.dmp

Filesize
72KB

Download
memory/1044-53-0x0000000000400000-0x0000000002BBE000-memory.dmp

Filesize
39.7MB

Download
memory/1044-32-0x00000000072A0000-0x00000000072B2000-memory.dmp

Filesize
72KB

Download
memory/1044-31-0x00000000072A0000-0x00000000072B2000-memory.dmp

Filesize
72KB

Download
memory/1044-28-0x00000000072A0000-0x00000000072B2000-memory.dmp

Filesize
72KB

Download
memory/1044-26-0x00000000072A0000-0x00000000072B2000-memory.dmp

Filesize
72KB

Download
memory/1044-24-0x00000000072A0000-0x00000000072B2000-memory.dmp

Filesize
72KB

Download
memory/1044-22-0x00000000072A0000-0x00000000072B2000-memory.dmp

Filesize
72KB

Download
memory/1044-49-0x0000000002C40000-0x0000000002D40000-memory.dmp

Filesize
1024KB

Download
memory/1044-51-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1044-16-0x0000000002BC0000-0x0000000002BED000-memory.dmp

Filesize
180KB

Download
memory/1044-54-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1044-15-0x0000000002C40000-0x0000000002D40000-memory.dmp

Filesize
1024KB

Download
memory/1044-17-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1220-61-0x00000000077A0000-0x00000000077DE000-memory.dmp

Filesize
248KB

Download
memory/1220-82-0x00000000077A0000-0x00000000077DE000-memory.dmp

Filesize
248KB

Download
memory/1220-78-0x00000000077A0000-0x00000000077DE000-memory.dmp

Filesize
248KB

Download
memory/1220-95-0x00000000077A0000-0x00000000077DE000-memory.dmp

Filesize
248KB

Download
memory/1220-92-0x00000000077A0000-0x00000000077DE000-memory.dmp

Filesize
248KB

Download
memory/1220-90-0x00000000077A0000-0x00000000077DE000-memory.dmp

Filesize
248KB

Download
memory/1220-88-0x00000000077A0000-0x00000000077DE000-memory.dmp

Filesize
248KB

Download
memory/1220-86-0x00000000077A0000-0x00000000077DE000-memory.dmp

Filesize
248KB

Download
memory/1220-84-0x00000000077A0000-0x00000000077DE000-memory.dmp

Filesize
248KB

Download
memory/1220-60-0x00000000077A0000-0x00000000077E4000-memory.dmp

Filesize
272KB

Download
memory/1220-80-0x00000000077A0000-0x00000000077DE000-memory.dmp

Filesize
248KB

Download
memory/1220-76-0x00000000077A0000-0x00000000077DE000-memory.dmp

Filesize
248KB

Download
memory/1220-72-0x00000000077A0000-0x00000000077DE000-memory.dmp

Filesize
248KB

Download
memory/1220-70-0x00000000077A0000-0x00000000077DE000-memory.dmp

Filesize
248KB

Download
memory/1220-68-0x00000000077A0000-0x00000000077DE000-memory.dmp

Filesize
248KB

Download
memory/1220-66-0x00000000077A0000-0x00000000077DE000-memory.dmp

Filesize
248KB

Download
memory/1220-64-0x00000000077A0000-0x00000000077DE000-memory.dmp

Filesize
248KB

Download
memory/1220-62-0x00000000077A0000-0x00000000077DE000-memory.dmp

Filesize
248KB

Download
memory/1220-59-0x0000000004BF0000-0x0000000004C36000-memory.dmp

Filesize
280KB

Download
memory/1220-74-0x00000000077A0000-0x00000000077DE000-memory.dmp

Filesize
248KB

Download
memory/1220-967-0x0000000007940000-0x0000000007F58000-memory.dmp

Filesize
6.1MB

Download
memory/1220-968-0x0000000007FE0000-0x00000000080EA000-memory.dmp

Filesize
1.0MB

Download
memory/1220-969-0x0000000008120000-0x0000000008132000-memory.dmp

Filesize
72KB

Download
memory/1220-970-0x0000000008140000-0x000000000817C000-memory.dmp

Filesize
240KB

Download
memory/1220-971-0x0000000008290000-0x00000000082DC000-memory.dmp

Filesize
304KB

Download