healer | 2dc65011521e7ad60108888f5371fb028a91e927b1073cb9289f80fd02ee1763

Analysis

max time kernel
142s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
13-05-2024 08:13

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General

Target

1668096fbfea278168a053bdb5fffa557e8bf8afd9b1ea6f4de43adb16c9cd95.exe
Size

479KB
MD5

7f49fbad9deac685128f491544e5c1ce
SHA1

36cf42fed2202916054385cc7e211b72fc291bcc
SHA256

1668096fbfea278168a053bdb5fffa557e8bf8afd9b1ea6f4de43adb16c9cd95
SHA512

39be089403bd511409164f64ae11e994dcf767d295dddf7436603c49e6e5715d149e7b529b074b04caec7bdd223fd01a62aad7936e21c1689e1daf87059ddacc
SSDEEP

12288:TMrSy90laaW4gICwq90wpMWmgPLlzJkW4IRQRiXMZpZ:NyahW4gICPrTmshCWVhcZpZ

Score

10^/10

healer redline divan dropper evasion infostealer persistence trojan

Malware Config

Extracted

Family

redline

Botnet

divan

217.196.96.102:4132

Attributes

auth_value
b414986bebd7f5a3ec9aee0341b8e769

Signatures

Detects Healer an antivirus disabler dropper 17 IoCs

Processes:

resource	yara_rule
behavioral1/memory/3100-15-0x0000000000760000-0x000000000077A000-memory.dmp	healer
behavioral1/memory/3100-18-0x00000000022F0000-0x0000000002308000-memory.dmp	healer
behavioral1/memory/3100-48-0x00000000022F0000-0x0000000002302000-memory.dmp	healer
behavioral1/memory/3100-46-0x00000000022F0000-0x0000000002302000-memory.dmp	healer
behavioral1/memory/3100-44-0x00000000022F0000-0x0000000002302000-memory.dmp	healer
behavioral1/memory/3100-42-0x00000000022F0000-0x0000000002302000-memory.dmp	healer
behavioral1/memory/3100-40-0x00000000022F0000-0x0000000002302000-memory.dmp	healer
behavioral1/memory/3100-38-0x00000000022F0000-0x0000000002302000-memory.dmp	healer
behavioral1/memory/3100-36-0x00000000022F0000-0x0000000002302000-memory.dmp	healer
behavioral1/memory/3100-34-0x00000000022F0000-0x0000000002302000-memory.dmp	healer
behavioral1/memory/3100-32-0x00000000022F0000-0x0000000002302000-memory.dmp	healer
behavioral1/memory/3100-30-0x00000000022F0000-0x0000000002302000-memory.dmp	healer
behavioral1/memory/3100-28-0x00000000022F0000-0x0000000002302000-memory.dmp	healer
behavioral1/memory/3100-26-0x00000000022F0000-0x0000000002302000-memory.dmp	healer
behavioral1/memory/3100-24-0x00000000022F0000-0x0000000002302000-memory.dmp	healer
behavioral1/memory/3100-22-0x00000000022F0000-0x0000000002302000-memory.dmp	healer
behavioral1/memory/3100-21-0x00000000022F0000-0x0000000002302000-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:

k2328636.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	k2328636.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	k2328636.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	k2328636.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	k2328636.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	k2328636.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	k2328636.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\IXP001.TMP\l5187345.exe	family_redline
behavioral1/memory/4500-54-0x0000000000EA0000-0x0000000000ECE000-memory.dmp	family_redline

Executes dropped EXE 3 IoCs

Processes:

y0458020.exek2328636.exel5187345.exe

pid process

3360 y0458020.exe
3100 k2328636.exe
4500 l5187345.exe

pid	process
3360	y0458020.exe
3100	k2328636.exe
4500	l5187345.exe

Windows security modification 2 TTPs 2 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Processes:

k2328636.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	k2328636.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features	k2328636.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

y0458020.exe1668096fbfea278168a053bdb5fffa557e8bf8afd9b1ea6f4de43adb16c9cd95.exe

description	ioc	process
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\\\""	y0458020.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\\\""	1668096fbfea278168a053bdb5fffa557e8bf8afd9b1ea6f4de43adb16c9cd95.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

k2328636.exe

pid process

3100 k2328636.exe
3100 k2328636.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

k2328636.exe

description pid process

Token: SeDebugPrivilege 3100 k2328636.exe

pid	process
3100	k2328636.exe
3100	k2328636.exe

description	pid	process
Token: SeDebugPrivilege	3100	k2328636.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

1668096fbfea278168a053bdb5fffa557e8bf8afd9b1ea6f4de43adb16c9cd95.exey0458020.exe

description	pid	process	target process
PID 1380 wrote to memory of 3360	1380	1668096fbfea278168a053bdb5fffa557e8bf8afd9b1ea6f4de43adb16c9cd95.exe	y0458020.exe
PID 1380 wrote to memory of 3360	1380	1668096fbfea278168a053bdb5fffa557e8bf8afd9b1ea6f4de43adb16c9cd95.exe	y0458020.exe
PID 1380 wrote to memory of 3360	1380	1668096fbfea278168a053bdb5fffa557e8bf8afd9b1ea6f4de43adb16c9cd95.exe	y0458020.exe
PID 3360 wrote to memory of 3100	3360	y0458020.exe	k2328636.exe
PID 3360 wrote to memory of 3100	3360	y0458020.exe	k2328636.exe
PID 3360 wrote to memory of 3100	3360	y0458020.exe	k2328636.exe
PID 3360 wrote to memory of 4500	3360	y0458020.exe	l5187345.exe
PID 3360 wrote to memory of 4500	3360	y0458020.exe	l5187345.exe
PID 3360 wrote to memory of 4500	3360	y0458020.exe	l5187345.exe

C:\Users\Admin\AppData\Local\Temp\1668096fbfea278168a053bdb5fffa557e8bf8afd9b1ea6f4de43adb16c9cd95.exe
"C:\Users\Admin\AppData\Local\Temp\1668096fbfea278168a053bdb5fffa557e8bf8afd9b1ea6f4de43adb16c9cd95.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1380

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y0458020.exe
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y0458020.exe
2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3360

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k2328636.exe
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k2328636.exe
3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3100

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l5187345.exe
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l5187345.exe
3⤵
- Executes dropped EXE
PID:4500

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y0458020.exe
Filesize
307KB

MD5
235ce5bf310f42d5677df1efbabbda6b

SHA1
2463a0dbf1fa683da0fe57a1d146ac7540be2979

SHA256
b37eb33077f476edc8499adec33a790467d8728ec752146ca687a56407fc5af6

SHA512
cb5ca76c4ccee243caa978550fcbd611cbf00fae872e3289cc429fd834f49414aeca54db771b3b4c1089f644735b05f8611d2ea192f053c9f29a3ffa0edafb74

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k2328636.exe
Filesize
181KB

MD5
bf9d46f3deb99fa1b09f214604f3a3d5

SHA1
b8bf1cf1085c3787103bb897d59480fbfcc77547

SHA256
4fea3b92b8e5f59338f873faa5e3fd95310d0e1ab808fc74695e7f567158db13

SHA512
b3ed244151f862921f39909d99a41e28f80d6ffb98444a6c705d840ecebc052cde878407d1982dc128d07897c07a33c94e026c0c6d98684008a45f4cc0e206a6

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l5187345.exe
Filesize
168KB

MD5
77ba6cbb806f1e63ae88e78c71c154f7

SHA1
a7f08710818047e27d4ea840ec85080089b8eaec

SHA256
3b6b52e616d73d50a35a3e06792302922bb603e491cea44d45c281463b0a92fd

SHA512
caf72b64cb0b47a30db6792e06be5e1db5b5af711a52a1053204d6aaabc6f43c09eac1a339f172b62f8055d866c02efc63628fa88e361c505eba5e8b2987db3a

Download Submit
memory/3100-34-0x00000000022F0000-0x0000000002302000-memory.dmp

Filesize
72KB

Download
memory/3100-18-0x00000000022F0000-0x0000000002308000-memory.dmp

Filesize
96KB

Download
memory/3100-30-0x00000000022F0000-0x0000000002302000-memory.dmp

Filesize
72KB

Download
memory/3100-19-0x0000000073F60000-0x0000000074710000-memory.dmp

Filesize
7.7MB

Download
memory/3100-17-0x0000000073F60000-0x0000000074710000-memory.dmp

Filesize
7.7MB

Download
memory/3100-20-0x0000000073F60000-0x0000000074710000-memory.dmp

Filesize
7.7MB

Download
memory/3100-48-0x00000000022F0000-0x0000000002302000-memory.dmp

Filesize
72KB

Download
memory/3100-46-0x00000000022F0000-0x0000000002302000-memory.dmp

Filesize
72KB

Download
memory/3100-44-0x00000000022F0000-0x0000000002302000-memory.dmp

Filesize
72KB

Download
memory/3100-42-0x00000000022F0000-0x0000000002302000-memory.dmp

Filesize
72KB

Download
memory/3100-40-0x00000000022F0000-0x0000000002302000-memory.dmp

Filesize
72KB

Download
memory/3100-38-0x00000000022F0000-0x0000000002302000-memory.dmp

Filesize
72KB

Download
memory/3100-36-0x00000000022F0000-0x0000000002302000-memory.dmp

Filesize
72KB

Download
memory/3100-15-0x0000000000760000-0x000000000077A000-memory.dmp

Filesize
104KB

Download
memory/3100-32-0x00000000022F0000-0x0000000002302000-memory.dmp

Filesize
72KB

Download
memory/3100-16-0x0000000004AD0000-0x0000000005074000-memory.dmp

Filesize
5.6MB

Download
memory/3100-28-0x00000000022F0000-0x0000000002302000-memory.dmp

Filesize
72KB

Download
memory/3100-26-0x00000000022F0000-0x0000000002302000-memory.dmp

Filesize
72KB

Download
memory/3100-24-0x00000000022F0000-0x0000000002302000-memory.dmp

Filesize
72KB

Download
memory/3100-22-0x00000000022F0000-0x0000000002302000-memory.dmp

Filesize
72KB

Download
memory/3100-21-0x00000000022F0000-0x0000000002302000-memory.dmp

Filesize
72KB

Download
memory/3100-50-0x0000000073F60000-0x0000000074710000-memory.dmp

Filesize
7.7MB

Download
memory/3100-14-0x0000000073F6E000-0x0000000073F6F000-memory.dmp

Filesize
4KB

Download
memory/4500-54-0x0000000000EA0000-0x0000000000ECE000-memory.dmp

Filesize
184KB

Download
memory/4500-55-0x0000000005680000-0x0000000005686000-memory.dmp

Filesize
24KB

Download
memory/4500-57-0x000000000AE50000-0x000000000AF5A000-memory.dmp

Filesize
1.0MB

Download
memory/4500-58-0x000000000AD80000-0x000000000AD92000-memory.dmp

Filesize
72KB

Download
memory/4500-56-0x000000000B2F0000-0x000000000B908000-memory.dmp

Filesize
6.1MB

Download
memory/4500-59-0x000000000ADE0000-0x000000000AE1C000-memory.dmp

Filesize
240KB

Download
memory/4500-60-0x0000000005170000-0x00000000051BC000-memory.dmp

Filesize
304KB

Download