healer | 737b93112272bc39c820abfc91dfde8d3b7769bffb3f0e6e2bb71c691a114afe

Analysis

max time kernel
143s
max time network
147s
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 13:52

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General

Target

737b93112272bc39c820abfc91dfde8d3b7769bffb3f0e6e2bb71c691a114afe.exe
Size

533KB
MD5

87d386db4e302f29a1b480819fdb03b7
SHA1

cba5d7bc18256a44099a4c1d369925a90e6a0718
SHA256

737b93112272bc39c820abfc91dfde8d3b7769bffb3f0e6e2bb71c691a114afe
SHA512

aaa681afb8affc93713afd2bb3b639bbd9c5d5965cf68853c6673fa4c01f6319824ec3a709fce711839c2e38acc8967be33f04e4fd500722c5bc906228e87b35
SSDEEP

12288:zMrky90W7S9ms+lfMbNn8uexscoj9N/7tkPHJK95:/yn7Bfwdeloj9NOpS

Score

10^/10

healer redline rumfa discovery dropper evasion infostealer persistence trojan

Malware Config

Extracted

Family

redline

Botnet

rumfa

193.233.20.24:4123

Attributes

auth_value
749d02a6b4ef1fa2ad908e44ec2296dc

Signatures

Detects Healer an antivirus disabler dropper 2 IoCs

resource	yara_rule
behavioral1/files/0x000b000000023b6f-12.dat	healer
behavioral1/memory/1280-15-0x0000000000EC0000-0x0000000000ECA000-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	sw36DP33wB08.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	sw36DP33wB08.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	sw36DP33wB08.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	sw36DP33wB08.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	sw36DP33wB08.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	sw36DP33wB08.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/3344-21-0x0000000002710000-0x0000000002756000-memory.dmp	family_redline
behavioral1/memory/3344-23-0x0000000004CF0000-0x0000000004D34000-memory.dmp	family_redline
behavioral1/memory/3344-49-0x0000000004CF0000-0x0000000004D2E000-memory.dmp	family_redline
behavioral1/memory/3344-61-0x0000000004CF0000-0x0000000004D2E000-memory.dmp	family_redline
behavioral1/memory/3344-87-0x0000000004CF0000-0x0000000004D2E000-memory.dmp	family_redline
behavioral1/memory/3344-85-0x0000000004CF0000-0x0000000004D2E000-memory.dmp	family_redline
behavioral1/memory/3344-83-0x0000000004CF0000-0x0000000004D2E000-memory.dmp	family_redline
behavioral1/memory/3344-81-0x0000000004CF0000-0x0000000004D2E000-memory.dmp	family_redline
behavioral1/memory/3344-80-0x0000000004CF0000-0x0000000004D2E000-memory.dmp	family_redline
behavioral1/memory/3344-77-0x0000000004CF0000-0x0000000004D2E000-memory.dmp	family_redline
behavioral1/memory/3344-75-0x0000000004CF0000-0x0000000004D2E000-memory.dmp	family_redline
behavioral1/memory/3344-73-0x0000000004CF0000-0x0000000004D2E000-memory.dmp	family_redline
behavioral1/memory/3344-71-0x0000000004CF0000-0x0000000004D2E000-memory.dmp	family_redline
behavioral1/memory/3344-69-0x0000000004CF0000-0x0000000004D2E000-memory.dmp	family_redline
behavioral1/memory/3344-65-0x0000000004CF0000-0x0000000004D2E000-memory.dmp	family_redline
behavioral1/memory/3344-64-0x0000000004CF0000-0x0000000004D2E000-memory.dmp	family_redline
behavioral1/memory/3344-59-0x0000000004CF0000-0x0000000004D2E000-memory.dmp	family_redline
behavioral1/memory/3344-57-0x0000000004CF0000-0x0000000004D2E000-memory.dmp	family_redline
behavioral1/memory/3344-55-0x0000000004CF0000-0x0000000004D2E000-memory.dmp	family_redline
behavioral1/memory/3344-53-0x0000000004CF0000-0x0000000004D2E000-memory.dmp	family_redline
behavioral1/memory/3344-51-0x0000000004CF0000-0x0000000004D2E000-memory.dmp	family_redline
behavioral1/memory/3344-47-0x0000000004CF0000-0x0000000004D2E000-memory.dmp	family_redline
behavioral1/memory/3344-45-0x0000000004CF0000-0x0000000004D2E000-memory.dmp	family_redline
behavioral1/memory/3344-43-0x0000000004CF0000-0x0000000004D2E000-memory.dmp	family_redline
behavioral1/memory/3344-41-0x0000000004CF0000-0x0000000004D2E000-memory.dmp	family_redline
behavioral1/memory/3344-39-0x0000000004CF0000-0x0000000004D2E000-memory.dmp	family_redline
behavioral1/memory/3344-37-0x0000000004CF0000-0x0000000004D2E000-memory.dmp	family_redline
behavioral1/memory/3344-35-0x0000000004CF0000-0x0000000004D2E000-memory.dmp	family_redline
behavioral1/memory/3344-33-0x0000000004CF0000-0x0000000004D2E000-memory.dmp	family_redline
behavioral1/memory/3344-29-0x0000000004CF0000-0x0000000004D2E000-memory.dmp	family_redline
behavioral1/memory/3344-67-0x0000000004CF0000-0x0000000004D2E000-memory.dmp	family_redline
behavioral1/memory/3344-31-0x0000000004CF0000-0x0000000004D2E000-memory.dmp	family_redline
behavioral1/memory/3344-27-0x0000000004CF0000-0x0000000004D2E000-memory.dmp	family_redline
behavioral1/memory/3344-25-0x0000000004CF0000-0x0000000004D2E000-memory.dmp	family_redline
behavioral1/memory/3344-24-0x0000000004CF0000-0x0000000004D2E000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 3 IoCs

pid	Process
3668	vVj8317Jj.exe
1280	sw36DP33wB08.exe
3344	tQP58gL52.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"	sw36DP33wB08.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\\\""	737b93112272bc39c820abfc91dfde8d3b7769bffb3f0e6e2bb71c691a114afe.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\\\""	vVj8317Jj.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	737b93112272bc39c820abfc91dfde8d3b7769bffb3f0e6e2bb71c691a114afe.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vVj8317Jj.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tQP58gL52.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1280	sw36DP33wB08.exe
1280	sw36DP33wB08.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1280	sw36DP33wB08.exe
Token: SeDebugPrivilege	3344	tQP58gL52.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1896 wrote to memory of 3668	1896	737b93112272bc39c820abfc91dfde8d3b7769bffb3f0e6e2bb71c691a114afe.exe	84
PID 1896 wrote to memory of 3668	1896	737b93112272bc39c820abfc91dfde8d3b7769bffb3f0e6e2bb71c691a114afe.exe	84
PID 1896 wrote to memory of 3668	1896	737b93112272bc39c820abfc91dfde8d3b7769bffb3f0e6e2bb71c691a114afe.exe	84
PID 3668 wrote to memory of 1280	3668	vVj8317Jj.exe	85
PID 3668 wrote to memory of 1280	3668	vVj8317Jj.exe	85
PID 3668 wrote to memory of 3344	3668	vVj8317Jj.exe	97
PID 3668 wrote to memory of 3344	3668	vVj8317Jj.exe	97
PID 3668 wrote to memory of 3344	3668	vVj8317Jj.exe	97

C:\Users\Admin\AppData\Local\Temp\737b93112272bc39c820abfc91dfde8d3b7769bffb3f0e6e2bb71c691a114afe.exe
"C:\Users\Admin\AppData\Local\Temp\737b93112272bc39c820abfc91dfde8d3b7769bffb3f0e6e2bb71c691a114afe.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1896
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vVj8317Jj.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vVj8317Jj.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3668
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sw36DP33wB08.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sw36DP33wB08.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:1280
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tQP58gL52.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tQP58gL52.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    PID:3344

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\vVj8317Jj.exe

Filesize
388KB

MD5
1775a3421a9276d1c4c851254f675dff

SHA1
bc531247e9b46411c55f759dbe9efb86387e289e

SHA256
0f99bbd4cce873195cae386e4b552d85528fcd73f0deb51f6ad5b46de8304e88

SHA512
c2ef9f443abee452188de952e01ffbc9380fa288640b26b29ac52fa3391bf76befa965be4c0e19fdfd43ad7e16c50307052660865b1efe2226d13a62e40c5004

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sw36DP33wB08.exe

Filesize
11KB

MD5
4bc4e0ddb225d825a367190b805e766d

SHA1
7a4d3dd675d8dbc665cf37fd48a5611a83e58a6e

SHA256
c61b4d88f5e3bdaf0f87a221f096cb8f90d060075a0309797f7cea47b784ac61

SHA512
393b2b7ea60caec7869f9b38c09d346eba2476673dfbb2923784be81e41363524854ce87253a4720ddf07903751e1dc39f01b0ca5b708c0b438b83449c484c7e

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tQP58gL52.exe

Filesize
305KB

MD5
e11ed6fc64ebc2ac86e3a4e39aa0b6b6

SHA1
ad61736c537f06c5eda7ae7064b55a37b514eea1

SHA256
8b09887654b84d73fdaf0d421b2d5910529cbfcd5a4848a23111c2612d3a1695

SHA512
43e07b129d1b0269027fca92c05cd28fcecd5c9469df0b414ad24ba1b3270f6e55c2e5b67bc4734ec43d72e0609d58c068c23560716db14cd468031cb7b6b880

Download Submit
memory/1280-14-0x00007FFC7E693000-0x00007FFC7E695000-memory.dmp

Filesize
8KB

Download
memory/1280-15-0x0000000000EC0000-0x0000000000ECA000-memory.dmp

Filesize
40KB

Download
memory/3344-59-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

Filesize
248KB

Download
memory/3344-51-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

Filesize
248KB

Download
memory/3344-23-0x0000000004CF0000-0x0000000004D34000-memory.dmp

Filesize
272KB

Download
memory/3344-49-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

Filesize
248KB

Download
memory/3344-61-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

Filesize
248KB

Download
memory/3344-87-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

Filesize
248KB

Download
memory/3344-85-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

Filesize
248KB

Download
memory/3344-83-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

Filesize
248KB

Download
memory/3344-81-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

Filesize
248KB

Download
memory/3344-80-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

Filesize
248KB

Download
memory/3344-77-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

Filesize
248KB

Download
memory/3344-75-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

Filesize
248KB

Download
memory/3344-73-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

Filesize
248KB

Download
memory/3344-71-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

Filesize
248KB

Download
memory/3344-69-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

Filesize
248KB

Download
memory/3344-65-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

Filesize
248KB

Download
memory/3344-64-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

Filesize
248KB

Download
memory/3344-21-0x0000000002710000-0x0000000002756000-memory.dmp

Filesize
280KB

Download
memory/3344-57-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

Filesize
248KB

Download
memory/3344-55-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

Filesize
248KB

Download
memory/3344-53-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

Filesize
248KB

Download
memory/3344-22-0x0000000004E10000-0x00000000053B4000-memory.dmp

Filesize
5.6MB

Download
memory/3344-47-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

Filesize
248KB

Download
memory/3344-45-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

Filesize
248KB

Download
memory/3344-43-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

Filesize
248KB

Download
memory/3344-41-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

Filesize
248KB

Download
memory/3344-39-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

Filesize
248KB

Download
memory/3344-37-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

Filesize
248KB

Download
memory/3344-35-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

Filesize
248KB

Download
memory/3344-33-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

Filesize
248KB

Download
memory/3344-29-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

Filesize
248KB

Download
memory/3344-67-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

Filesize
248KB

Download
memory/3344-31-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

Filesize
248KB

Download
memory/3344-27-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

Filesize
248KB

Download
memory/3344-25-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

Filesize
248KB

Download
memory/3344-24-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

Filesize
248KB

Download
memory/3344-930-0x00000000053C0000-0x00000000059D8000-memory.dmp

Filesize
6.1MB

Download
memory/3344-931-0x00000000059E0000-0x0000000005AEA000-memory.dmp

Filesize
1.0MB

Download
memory/3344-932-0x0000000005AF0000-0x0000000005B02000-memory.dmp

Filesize
72KB

Download
memory/3344-933-0x0000000005B10000-0x0000000005B4C000-memory.dmp

Filesize
240KB

Download
memory/3344-934-0x0000000005C50000-0x0000000005C9C000-memory.dmp

Filesize
304KB

Download