healer | 19ffc101f7c4457a5adb66b38ce5823d52f596b323578de48d3585b1b57d24c6

Analysis

max time kernel
129s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
10-05-2024 14:32

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General

Target

8468f46bfbde3077ec27b4d06b0b5617a8dec77c7537ca26f5b248d5def7dad1.exe
Size

1.5MB
MD5

36fa89b475e79e837726f2fd2ab3284c
SHA1

c459d9682b135e30861b3bc20c6df18145ba3a4b
SHA256

8468f46bfbde3077ec27b4d06b0b5617a8dec77c7537ca26f5b248d5def7dad1
SHA512

e996603bd1f2ab8d8fec19cf4fb7b7675d9663da5d86fce9c0951e63126c88dcc48eb45828e66754707e2d85167da9e102b111af376e216abce1ecdbc0455a46
SSDEEP

24576:vyu+yiEOJyXCBXtjpLyrM7+k1nKhFSx21BpOPqdDhUv7gUk+dUt3Pqpt:66OJ1jpGrg12Sx2rwPKDhUvYP

Score

10^/10

healer redline masha dropper evasion infostealer persistence trojan

Malware Config

Extracted

Family

redline

Botnet

masha

77.91.68.48:19071

Attributes

auth_value
55b9b39a0dae383196a4b8d79e5bb805

Signatures

Detects Healer an antivirus disabler dropper 3 IoCs

Processes:

resource	yara_rule
behavioral16/memory/3508-29-0x0000000000540000-0x000000000054A000-memory.dmp	healer
C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\b3012254.exe	healer
behavioral16/memory/748-37-0x00000000003F0000-0x00000000003FA000-memory.dmp	healer

Healer
Healer an antivirus disabler dropper.
dropper healer

Modifies Windows Defender Real-time Protection settings 3 TTPs 12 IoCs

evasion trojan

Modify Registry

T1112

Windows Service

T1543.003

Disable or Modify Tools

T1562.001

Processes:

b3012254.exea5221142.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	b3012254.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	b3012254.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	a5221142.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	a5221142.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	a5221142.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	a5221142.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	b3012254.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	b3012254.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	a5221142.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	a5221142.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	b3012254.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	b3012254.exe

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

RedLine payload 1 IoCs

Processes:

resource	yara_rule
behavioral16/memory/1220-42-0x0000000000490000-0x00000000004C0000-memory.dmp	family_redline

Executes dropped EXE 6 IoCs

Processes:

v8451912.exev3798199.exev6352397.exea5221142.exeb3012254.exec8855381.exe

pid process

4856 v8451912.exe
720 v3798199.exe
1512 v6352397.exe
3508 a5221142.exe
748 b3012254.exe
1220 c8855381.exe

pid	process
4856	v8451912.exe
720	v3798199.exe
1512	v6352397.exe
3508	a5221142.exe
748	b3012254.exe
1220	c8855381.exe

Windows security modification 2 TTPs 3 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Processes:

a5221142.exeb3012254.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features	a5221142.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	a5221142.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0"	b3012254.exe

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

8468f46bfbde3077ec27b4d06b0b5617a8dec77c7537ca26f5b248d5def7dad1.exev8451912.exev3798199.exev6352397.exe

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\\\""	8468f46bfbde3077ec27b4d06b0b5617a8dec77c7537ca26f5b248d5def7dad1.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\\\""	v8451912.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup2 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP002.TMP\\\""	v3798199.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup3 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP003.TMP\\\""	v6352397.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

a5221142.exeb3012254.exe

pid process

3508 a5221142.exe
3508 a5221142.exe
748 b3012254.exe
748 b3012254.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

a5221142.exeb3012254.exe

description pid process

Token: SeDebugPrivilege 3508 a5221142.exe
Token: SeDebugPrivilege 748 b3012254.exe

pid	process
3508	a5221142.exe
3508	a5221142.exe
748	b3012254.exe
748	b3012254.exe

description	pid	process
Token: SeDebugPrivilege	3508	a5221142.exe
Token: SeDebugPrivilege	748	b3012254.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

8468f46bfbde3077ec27b4d06b0b5617a8dec77c7537ca26f5b248d5def7dad1.exev8451912.exev3798199.exev6352397.exe

description	pid	process	target process
PID 2904 wrote to memory of 4856	2904	8468f46bfbde3077ec27b4d06b0b5617a8dec77c7537ca26f5b248d5def7dad1.exe	v8451912.exe
PID 2904 wrote to memory of 4856	2904	8468f46bfbde3077ec27b4d06b0b5617a8dec77c7537ca26f5b248d5def7dad1.exe	v8451912.exe
PID 2904 wrote to memory of 4856	2904	8468f46bfbde3077ec27b4d06b0b5617a8dec77c7537ca26f5b248d5def7dad1.exe	v8451912.exe
PID 4856 wrote to memory of 720	4856	v8451912.exe	v3798199.exe
PID 4856 wrote to memory of 720	4856	v8451912.exe	v3798199.exe
PID 4856 wrote to memory of 720	4856	v8451912.exe	v3798199.exe
PID 720 wrote to memory of 1512	720	v3798199.exe	v6352397.exe
PID 720 wrote to memory of 1512	720	v3798199.exe	v6352397.exe
PID 720 wrote to memory of 1512	720	v3798199.exe	v6352397.exe
PID 1512 wrote to memory of 3508	1512	v6352397.exe	a5221142.exe
PID 1512 wrote to memory of 3508	1512	v6352397.exe	a5221142.exe
PID 1512 wrote to memory of 3508	1512	v6352397.exe	a5221142.exe
PID 1512 wrote to memory of 748	1512	v6352397.exe	b3012254.exe
PID 1512 wrote to memory of 748	1512	v6352397.exe	b3012254.exe
PID 720 wrote to memory of 1220	720	v3798199.exe	c8855381.exe
PID 720 wrote to memory of 1220	720	v3798199.exe	c8855381.exe
PID 720 wrote to memory of 1220	720	v3798199.exe	c8855381.exe

C:\Users\Admin\AppData\Local\Temp\8468f46bfbde3077ec27b4d06b0b5617a8dec77c7537ca26f5b248d5def7dad1.exe
"C:\Users\Admin\AppData\Local\Temp\8468f46bfbde3077ec27b4d06b0b5617a8dec77c7537ca26f5b248d5def7dad1.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2904

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v8451912.exe
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v8451912.exe
2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4856

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v3798199.exe
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v3798199.exe
3⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:720

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\v6352397.exe
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\v6352397.exe
4⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1512

C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\a5221142.exe
C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\a5221142.exe
5⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3508

C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\b3012254.exe
C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\b3012254.exe
5⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:748

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\c8855381.exe
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\c8855381.exe
4⤵
- Executes dropped EXE
PID:1220

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Create or Modify System Process

T1543

Windows Service

T1543.003

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Create or Modify System Process

T1543

Windows Service

T1543.003

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Impair Defenses

T1562

Disable or Modify Tools

T1562.001

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\System.dll.log
Filesize
226B

MD5
916851e072fbabc4796d8916c5131092

SHA1
d48a602229a690c512d5fdaf4c8d77547a88e7a2

SHA256
7e750c904c43d27c89e55af809a679a96c0bb63fc511006ffbceffc2c7f6fb7d

SHA512
07ce4c881d6c411cac0b62364377e77950797c486804fb10d00555458716e3c47b1efc0d1f37e4cc3b7e6565bb402ca01c7ea8c963f9f9ace941a6e3883d2521

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v8451912.exe
Filesize
1.4MB

MD5
dc47ac6f277d4190ef4b1dc7d08e5bc4

SHA1
121da2d41bd409d7b87ba1111b1a8e741b59bd16

SHA256
9dc04d983852a34a14ee8d34f88918ffbc84f06096c96e51342ba885a7a144ec

SHA512
50aef78d43e9b54f4893d5b305a6960e46da29b60c3a59bd6368d74f37e74afb95c2f16e635ae30fccfff472f3837435407bfa26335ea1af6735b03f6ba8b31c

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v3798199.exe
Filesize
1.2MB

MD5
c362c218d3db10f02b574b2784bc1636

SHA1
289684dba053f91529759c65dc65d6c87e3cfb0d

SHA256
ad72791ce9fd30117836c2621dd52aa84b8f3bbc61d652e622794f7943159c9f

SHA512
644a44727a6213d452c3f7b40bdb5bc6449ab19c4948adf1c1b1cb1e663b68dfde17f01498413d76e42e194dd3c0a424bd836df48cefc8638393e7e5d35c410f

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\c8855381.exe
Filesize
729KB

MD5
a98e0ee73287fc96da49721d6c9c955f

SHA1
8efaf432afc27a7018c0cd2ce59f5504a8dc3283

SHA256
158565ab969a2153b925010105fde11588b869b47798a6ff8990361192338b4c

SHA512
2d9e2b030230b6a32721f10558dc2811075d3f59a9c4b28e1dc3624e35460a85b0fe77ac8331b4eb42e493800b320d5d8b221f68e06c0d3ed0f4fea54158d36d

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\v6352397.exe
Filesize
637KB

MD5
1e39653e553e16168cde721975f36113

SHA1
5083543a8a5ca95f3aa3f7aafdf9d84311c34573

SHA256
f9f0f37021e7bc15de170f786d4318ea1e36932f7ffc63e6b1d9665398ca8ce3

SHA512
3d7e35b46923648ae4494690c89e39ba28055b97e21275a3dbe6e828eb46ea183034cd553f64d12e11183c95ac8d9c9d4cc1a390138fe0a8bc0032c9485f72ee

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\a5221142.exe
Filesize
568KB

MD5
131a6b2833bf6ecc08b02cc313545ff2

SHA1
4e464fa663f913504d51492b3b7c4b7b2cf1741a

SHA256
1047fc72542a31f080d687f0c3513b1a35f645b7ab72f13c6aab8d02fb36a775

SHA512
be364942dd8a82525d5efa941474f4ff9eb9fb94a7e526fe549c280ac1e2b0b26a1397a6aff55620980415f2dd66465326e7f1252cf1b5b67d04e077000d3814

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\b3012254.exe
Filesize
11KB

MD5
7e93bacbbc33e6652e147e7fe07572a0

SHA1
421a7167da01c8da4dc4d5234ca3dd84e319e762

SHA256
850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

SHA512
250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

Download Submit
memory/748-37-0x00000000003F0000-0x00000000003FA000-memory.dmp

Filesize
40KB

Download
memory/1220-49-0x000000000A640000-0x000000000A74A000-memory.dmp

Filesize
1.0MB

Download
memory/1220-42-0x0000000000490000-0x00000000004C0000-memory.dmp

Filesize
192KB

Download
memory/1220-47-0x00000000007F0000-0x00000000007F6000-memory.dmp

Filesize
24KB

Download
memory/1220-48-0x0000000009FD0000-0x000000000A5E8000-memory.dmp

Filesize
6.1MB

Download
memory/1220-50-0x000000000A780000-0x000000000A792000-memory.dmp

Filesize
72KB

Download
memory/1220-51-0x000000000A7A0000-0x000000000A7DC000-memory.dmp

Filesize
240KB

Download
memory/1220-52-0x00000000043B0000-0x00000000043FC000-memory.dmp

Filesize
304KB

Download
memory/3508-29-0x0000000000540000-0x000000000054A000-memory.dmp

Filesize
40KB

Download