healer | ac90002ec144a6c8c89c45137265a202aeef6b583cef01223b622e10b4c4b797

Analysis

max time kernel
149s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
22-05-2024 18:40

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General

Target

06f3c929bab6bc6923c8d8bcc94bb40374b50fbcd1c5bb74105608664f303c53.exe
Size

705KB
MD5

cefb48c11aee2707f103ac7a34b57e60
SHA1

e632e41c8ae408773b48bf5d921dd0045a658fcb
SHA256

06f3c929bab6bc6923c8d8bcc94bb40374b50fbcd1c5bb74105608664f303c53
SHA512

dc5cc9534746091f3422525c9bc6cf621a357050b5819499592e1453dcd19e8805f32b2f781342e386a1444367971748cd216288785d015ac3f85aa5ab0fa245
SSDEEP

12288:lMrny90g0NrIpWEoLi55BHZCOfbdoGYtd/JVdZNKnsAa78n9SIg556AQYsgfrCEG:iyerIWcXLHWbNKQc9KD6dYsqjEJ

Score

10^/10

healer redline mrak dropper evasion infostealer persistence trojan

Malware Config

Extracted

Family

redline

Botnet

mrak

77.91.124.82:19071

Attributes

auth_value
7d9a335ab5dfd42d374867c96fe25302

Signatures

Detects Healer an antivirus disabler dropper 2 IoCs

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\g8146722.exe	healer
behavioral1/memory/4384-28-0x0000000000C00000-0x0000000000C0A000-memory.dmp	healer

Healer
Healer an antivirus disabler dropper.
dropper 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

Processes:

g8146722.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	g8146722.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	g8146722.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	g8146722.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	g8146722.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	g8146722.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	g8146722.exe

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

RedLine payload 2 IoCs

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\i6915172.exe	family_redline
behavioral1/memory/1660-45-0x0000000000770000-0x00000000007A0000-memory.dmp	family_redline

Checks computer location settings 2 TTPs 2 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

h9786280.exesaves.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-540404634-651139247-2967210625-1000\Control Panel\International\Geo\Nation	h9786280.exe
Key value queried	\REGISTRY\USER\S-1-5-21-540404634-651139247-2967210625-1000\Control Panel\International\Geo\Nation	saves.exe

Executes dropped EXE 9 IoCs

Processes:

x6008874.exex8942264.exex8407110.exeg8146722.exeh9786280.exesaves.exei6915172.exesaves.exesaves.exe

pid process

2748 x6008874.exe
4264 x8942264.exe
4712 x8407110.exe
4384 g8146722.exe
4320 h9786280.exe
1164 saves.exe
1660 i6915172.exe
3784 saves.exe
1716 saves.exe
Windows security modification 2 TTPs 1 IoCs
evasion trojan

Disable or Modify Tools
T1562.001

Modify Registry
T1112

Processes:

g8146722.exe

description ioc process

Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" g8146722.exe

pid	process
2748	x6008874.exe
4264	x8942264.exe
4712	x8407110.exe
4384	g8146722.exe
4320	h9786280.exe
1164	saves.exe
1660	i6915172.exe
3784	saves.exe
1716	saves.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0"	g8146722.exe

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

x8942264.exex8407110.exe06f3c929bab6bc6923c8d8bcc94bb40374b50fbcd1c5bb74105608664f303c53.exex6008874.exe

description	ioc	process
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\\\""	x8942264.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\\\""	x8407110.exe
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\\\""	06f3c929bab6bc6923c8d8bcc94bb40374b50fbcd1c5bb74105608664f303c53.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\\\""	x6008874.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task/Job
T1053

Processes:

schtasks.exe

pid process

4900 schtasks.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

g8146722.exe

pid process

4384 g8146722.exe
4384 g8146722.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

g8146722.exe

description pid process

Token: SeDebugPrivilege 4384 g8146722.exe

pid	process
4900	schtasks.exe

pid	process
4384	g8146722.exe
4384	g8146722.exe

description	pid	process
Token: SeDebugPrivilege	4384	g8146722.exe

Suspicious use of WriteProcessMemory 44 IoCs

Processes:

06f3c929bab6bc6923c8d8bcc94bb40374b50fbcd1c5bb74105608664f303c53.exex6008874.exex8942264.exex8407110.exeh9786280.exesaves.execmd.exe

description	pid	process	target process
PID 4144 wrote to memory of 2748	4144	06f3c929bab6bc6923c8d8bcc94bb40374b50fbcd1c5bb74105608664f303c53.exe	x6008874.exe
PID 4144 wrote to memory of 2748	4144	06f3c929bab6bc6923c8d8bcc94bb40374b50fbcd1c5bb74105608664f303c53.exe	x6008874.exe
PID 4144 wrote to memory of 2748	4144	06f3c929bab6bc6923c8d8bcc94bb40374b50fbcd1c5bb74105608664f303c53.exe	x6008874.exe
PID 2748 wrote to memory of 4264	2748	x6008874.exe	x8942264.exe
PID 2748 wrote to memory of 4264	2748	x6008874.exe	x8942264.exe
PID 2748 wrote to memory of 4264	2748	x6008874.exe	x8942264.exe
PID 4264 wrote to memory of 4712	4264	x8942264.exe	x8407110.exe
PID 4264 wrote to memory of 4712	4264	x8942264.exe	x8407110.exe
PID 4264 wrote to memory of 4712	4264	x8942264.exe	x8407110.exe
PID 4712 wrote to memory of 4384	4712	x8407110.exe	g8146722.exe
PID 4712 wrote to memory of 4384	4712	x8407110.exe	g8146722.exe
PID 4712 wrote to memory of 4320	4712	x8407110.exe	h9786280.exe
PID 4712 wrote to memory of 4320	4712	x8407110.exe	h9786280.exe
PID 4712 wrote to memory of 4320	4712	x8407110.exe	h9786280.exe
PID 4320 wrote to memory of 1164	4320	h9786280.exe	saves.exe
PID 4320 wrote to memory of 1164	4320	h9786280.exe	saves.exe
PID 4320 wrote to memory of 1164	4320	h9786280.exe	saves.exe
PID 4264 wrote to memory of 1660	4264	x8942264.exe	i6915172.exe
PID 4264 wrote to memory of 1660	4264	x8942264.exe	i6915172.exe
PID 4264 wrote to memory of 1660	4264	x8942264.exe	i6915172.exe
PID 1164 wrote to memory of 4900	1164	saves.exe	schtasks.exe
PID 1164 wrote to memory of 4900	1164	saves.exe	schtasks.exe
PID 1164 wrote to memory of 4900	1164	saves.exe	schtasks.exe
PID 1164 wrote to memory of 3140	1164	saves.exe	cmd.exe
PID 1164 wrote to memory of 3140	1164	saves.exe	cmd.exe
PID 1164 wrote to memory of 3140	1164	saves.exe	cmd.exe
PID 3140 wrote to memory of 4644	3140	cmd.exe	cmd.exe
PID 3140 wrote to memory of 4644	3140	cmd.exe	cmd.exe
PID 3140 wrote to memory of 4644	3140	cmd.exe	cmd.exe
PID 3140 wrote to memory of 1304	3140	cmd.exe	cacls.exe
PID 3140 wrote to memory of 1304	3140	cmd.exe	cacls.exe
PID 3140 wrote to memory of 1304	3140	cmd.exe	cacls.exe
PID 3140 wrote to memory of 1592	3140	cmd.exe	cacls.exe
PID 3140 wrote to memory of 1592	3140	cmd.exe	cacls.exe
PID 3140 wrote to memory of 1592	3140	cmd.exe	cacls.exe
PID 3140 wrote to memory of 1536	3140	cmd.exe	cmd.exe
PID 3140 wrote to memory of 1536	3140	cmd.exe	cmd.exe
PID 3140 wrote to memory of 1536	3140	cmd.exe	cmd.exe
PID 3140 wrote to memory of 4268	3140	cmd.exe	cacls.exe
PID 3140 wrote to memory of 4268	3140	cmd.exe	cacls.exe
PID 3140 wrote to memory of 4268	3140	cmd.exe	cacls.exe
PID 3140 wrote to memory of 4360	3140	cmd.exe	cacls.exe
PID 3140 wrote to memory of 4360	3140	cmd.exe	cacls.exe
PID 3140 wrote to memory of 4360	3140	cmd.exe	cacls.exe

C:\Users\Admin\AppData\Local\Temp\06f3c929bab6bc6923c8d8bcc94bb40374b50fbcd1c5bb74105608664f303c53.exe
"C:\Users\Admin\AppData\Local\Temp\06f3c929bab6bc6923c8d8bcc94bb40374b50fbcd1c5bb74105608664f303c53.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4144

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x6008874.exe
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x6008874.exe
2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2748

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x8942264.exe
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x8942264.exe
3⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4264

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\x8407110.exe
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\x8407110.exe
4⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4712

C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\g8146722.exe
C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\g8146722.exe
5⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4384

C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\h9786280.exe
C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\h9786280.exe
5⤵
- Checks computer location settings
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4320

C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
"C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe"
6⤵
- Checks computer location settings
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1164

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN saves.exe /TR "C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe" /F
7⤵
- Creates scheduled task(s)
PID:4900

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /k echo Y|CACLS "saves.exe" /P "Admin:N"&&CACLS "saves.exe" /P "Admin:R" /E&&echo Y|CACLS "..\b40d11255d" /P "Admin:N"&&CACLS "..\b40d11255d" /P "Admin:R" /E&&Exit
7⤵
- Suspicious use of WriteProcessMemory
PID:3140

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /S /D /c" echo Y"
8⤵
PID:4644

C:\Windows\SysWOW64\cacls.exe
CACLS "saves.exe" /P "Admin:N"
8⤵
PID:1304

C:\Windows\SysWOW64\cacls.exe
CACLS "saves.exe" /P "Admin:R" /E
8⤵
PID:1592

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /S /D /c" echo Y"
8⤵
PID:1536

C:\Windows\SysWOW64\cacls.exe
CACLS "..\b40d11255d" /P "Admin:N"
8⤵
PID:4268

C:\Windows\SysWOW64\cacls.exe
CACLS "..\b40d11255d" /P "Admin:R" /E
8⤵
PID:4360

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\i6915172.exe
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\i6915172.exe
4⤵
- Executes dropped EXE
PID:1660

C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
1⤵
- Executes dropped EXE
PID:3784

C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
1⤵
- Executes dropped EXE
PID:1716

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scheduled Task/Job

T1053

Persistence

Create or Modify System Process

T1543

Windows Service

T1543.003

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

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

Scheduled Task/Job

T1053

Defense Evasion

Modify Registry

T1112

Impair Defenses

T1562

Disable or Modify Tools

T1562.001

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x6008874.exe
Filesize
599KB

MD5
2c0f12a16c5557637034be9edc7d59e6

SHA1
fc945d05e845c02ef3613d7e696e483d4581d666

SHA256
835316bac6a8889d99c5d6d8e4efcab2f58dca79af1177a540dfd6310524959f

SHA512
57b4c1e7f6ab424990f38636454e3109bf147259ad20e6ed126a90601dbfd85cddbbdfe446ac19d09600b5f87e646422427bc976ca09064cdccb0b0992fc4d0a

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x8942264.exe
Filesize
433KB

MD5
dc1e5b84611cac5d2f816189e69e05a4

SHA1
f1b317f8d8c85e3a7dd93bab1aabeef858501b47

SHA256
45dc164a76e3b52ff244829e3267c601a22baadbfa7d96680288c3ef54e7e31a

SHA512
11083a92186051130cf50b7c459898052983f4ce327221a442eb132dba09e3e86d676206224f8156e195079ce6a80d7985319436f3395cfcfce1254dc6e560e4

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\i6915172.exe
Filesize
174KB

MD5
d080210fb23012622275c82d238b355e

SHA1
bf0c0204707ced6b3d8f540722faf308c49ead21

SHA256
0b53e4600edfc7beaaffaf9379ac7fcd080170f98a6dc266eb63311e39be4d7d

SHA512
9c884b317d29dd0b539a7f205a42c1d6d9079cd322532d2bfc73bade0b2e5e32a6649831dd13784cd51586f6db997ab812202819906d01630b1e1cd90ab28073

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\x8407110.exe
Filesize
277KB

MD5
f5ebc7f534fd777f1dd117f822e14ee7

SHA1
90782b92046a56625bfc07873b57512c7b7c0168

SHA256
3c9c0bdd0b6987f6e32a4bcea1a94f99ed4dc12a9d8b744091dd38cee01433b9

SHA512
08534b4e5ba82242097c098030f7f7eadd87ef51fb113f3af4943e64222a091db01b5684916b105b88d9b7f1cda123a6326e292bb3d4c7053fc1dd482dbe4a44

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\g8146722.exe
Filesize
11KB

MD5
f3961ba46ebcd9b1a379c3dba351caa6

SHA1
a166a4922cf22c91700620dcfb2e395f5083c031

SHA256
2b9623c111cc446200bd41dcc999b1bc6391c45f1aba03f784d7bb329087def8

SHA512
72c960471662ed606032077c63799397ea3316c258ecf2520b17e2c58369f6a6b39e684870ada653ba272c0f2851d471c203f55b7067d04893a5224b833777d2

Download Submit
C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
Filesize
338KB

MD5
febf61b01cd49f5177608bc5e2d39c6e

SHA1
55805751bee0a46092875647537168d297d03149

SHA256
561ef5c8b31dbe0e2f032f098f651eeea26a6dfd03d1f98366f3219ecf83f934

SHA512
3f4b84e9465be11ecd46dd0da60c40f59b7305bc874773f7cf5ce053588a66a4248855837bedbfc5241f76b28264dd07aee64ce137ee313fd177802973c300df

Download Submit
memory/1660-45-0x0000000000770000-0x00000000007A0000-memory.dmp

Filesize
192KB

Download
memory/1660-46-0x0000000002A40000-0x0000000002A46000-memory.dmp

Filesize
24KB

Download
memory/1660-47-0x0000000005790000-0x0000000005DA8000-memory.dmp

Filesize
6.1MB

Download
memory/1660-48-0x0000000005280000-0x000000000538A000-memory.dmp

Filesize
1.0MB

Download
memory/1660-50-0x0000000005170000-0x00000000051AC000-memory.dmp

Filesize
240KB

Download
memory/1660-49-0x00000000050E0000-0x00000000050F2000-memory.dmp

Filesize
72KB

Download
memory/1660-51-0x00000000051B0000-0x00000000051FC000-memory.dmp

Filesize
304KB

Download
memory/4384-28-0x0000000000C00000-0x0000000000C0A000-memory.dmp

Filesize
40KB

Download