healer | e6564b70fa3d9a9e989ad7c1bb2b027f2e5447273c0bb64f84c7940828ecb0ed

Analysis

max time kernel
149s
max time network
152s
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 13:20

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General

Target

2c899ff55cbbdd4c5b9be75b0893daed295266b8392bd0365eb55f6acf67f731.exe
Size

479KB
MD5

31617cece5388ac8787754c9406975d7
SHA1

b3315488d6a9295329123bbbce1fd14ae7ed91a6
SHA256

2c899ff55cbbdd4c5b9be75b0893daed295266b8392bd0365eb55f6acf67f731
SHA512

d3c6bcab9038bcd8de94f30909c7eb12abe56d9a6b04cd46440118f5eb1243499cf87839401a9915ab24c6091d4ce23ddea26ea0cc25fe13ae920d894414f6a7
SSDEEP

12288:EMrSy90QA01k9EdiY5c1u31vTEmyrZpYgGT7j+h5Va6e:+yoY9X9TwFpY57atTe

Score

10^/10

healer redline dumud dropper evasion infostealer persistence trojan

Malware Config

Extracted

Family

redline

Botnet

dumud

217.196.96.101:4132

Attributes

auth_value
3e18d4b90418aa3e78d8822e87c62f5c

Signatures

Detects Healer an antivirus disabler dropper 17 IoCs

Processes:

resource	yara_rule
behavioral3/memory/4968-15-0x0000000002460000-0x000000000247A000-memory.dmp	healer
behavioral3/memory/4968-18-0x0000000005090000-0x00000000050A8000-memory.dmp	healer
behavioral3/memory/4968-47-0x0000000005090000-0x00000000050A2000-memory.dmp	healer
behavioral3/memory/4968-37-0x0000000005090000-0x00000000050A2000-memory.dmp	healer
behavioral3/memory/4968-35-0x0000000005090000-0x00000000050A2000-memory.dmp	healer
behavioral3/memory/4968-27-0x0000000005090000-0x00000000050A2000-memory.dmp	healer
behavioral3/memory/4968-25-0x0000000005090000-0x00000000050A2000-memory.dmp	healer
behavioral3/memory/4968-23-0x0000000005090000-0x00000000050A2000-memory.dmp	healer
behavioral3/memory/4968-21-0x0000000005090000-0x00000000050A2000-memory.dmp	healer
behavioral3/memory/4968-20-0x0000000005090000-0x00000000050A2000-memory.dmp	healer
behavioral3/memory/4968-45-0x0000000005090000-0x00000000050A2000-memory.dmp	healer
behavioral3/memory/4968-43-0x0000000005090000-0x00000000050A2000-memory.dmp	healer
behavioral3/memory/4968-41-0x0000000005090000-0x00000000050A2000-memory.dmp	healer
behavioral3/memory/4968-39-0x0000000005090000-0x00000000050A2000-memory.dmp	healer
behavioral3/memory/4968-33-0x0000000005090000-0x00000000050A2000-memory.dmp	healer
behavioral3/memory/4968-31-0x0000000005090000-0x00000000050A2000-memory.dmp	healer
behavioral3/memory/4968-29-0x0000000005090000-0x00000000050A2000-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:

k5841347.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	k5841347.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	k5841347.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	k5841347.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	k5841347.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	k5841347.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	k5841347.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\l8089495.exe	family_redline
behavioral3/memory/456-54-0x0000000000680000-0x00000000006B0000-memory.dmp	family_redline

Executes dropped EXE 3 IoCs

Processes:

y9740927.exek5841347.exel8089495.exe

pid process

2788 y9740927.exe
4968 k5841347.exe
456 l8089495.exe

pid	process
2788	y9740927.exe
4968	k5841347.exe
456	l8089495.exe

Windows security modification 2 TTPs 2 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Processes:

k5841347.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features	k5841347.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	k5841347.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

2c899ff55cbbdd4c5b9be75b0893daed295266b8392bd0365eb55f6acf67f731.exey9740927.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\\\""	2c899ff55cbbdd4c5b9be75b0893daed295266b8392bd0365eb55f6acf67f731.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\\\""	y9740927.exe

Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.

Processes:

sc.exe

pid process

4936 sc.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

k5841347.exe

pid process

4968 k5841347.exe
4968 k5841347.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

k5841347.exe

description pid process

Token: SeDebugPrivilege 4968 k5841347.exe

pid	process
4936	sc.exe

pid	process
4968	k5841347.exe
4968	k5841347.exe

description	pid	process
Token: SeDebugPrivilege	4968	k5841347.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

2c899ff55cbbdd4c5b9be75b0893daed295266b8392bd0365eb55f6acf67f731.exey9740927.exe

description	pid	process	target process
PID 3712 wrote to memory of 2788	3712	2c899ff55cbbdd4c5b9be75b0893daed295266b8392bd0365eb55f6acf67f731.exe	y9740927.exe
PID 3712 wrote to memory of 2788	3712	2c899ff55cbbdd4c5b9be75b0893daed295266b8392bd0365eb55f6acf67f731.exe	y9740927.exe
PID 3712 wrote to memory of 2788	3712	2c899ff55cbbdd4c5b9be75b0893daed295266b8392bd0365eb55f6acf67f731.exe	y9740927.exe
PID 2788 wrote to memory of 4968	2788	y9740927.exe	k5841347.exe
PID 2788 wrote to memory of 4968	2788	y9740927.exe	k5841347.exe
PID 2788 wrote to memory of 4968	2788	y9740927.exe	k5841347.exe
PID 2788 wrote to memory of 456	2788	y9740927.exe	l8089495.exe
PID 2788 wrote to memory of 456	2788	y9740927.exe	l8089495.exe
PID 2788 wrote to memory of 456	2788	y9740927.exe	l8089495.exe

C:\Users\Admin\AppData\Local\Temp\2c899ff55cbbdd4c5b9be75b0893daed295266b8392bd0365eb55f6acf67f731.exe
"C:\Users\Admin\AppData\Local\Temp\2c899ff55cbbdd4c5b9be75b0893daed295266b8392bd0365eb55f6acf67f731.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3712

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y9740927.exe
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y9740927.exe
2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2788

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k5841347.exe
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k5841347.exe
3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4968

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l8089495.exe
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l8089495.exe
3⤵
- Executes dropped EXE
PID:456

C:\Windows\system32\sc.exe
C:\Windows\system32\sc.exe start wuauserv
1⤵
- Launches sc.exe
PID:4936

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\Temp\IXP000.TMP\y9740927.exe
Filesize
307KB

MD5
9bdf388e7097e941c78a00799f4f4782

SHA1
b7c8e585a79710202c51201e0a064a924a4960dc

SHA256
70a63809823a29da0e2c059f044c0eebb88b69b423048530558c4d81695821cc

SHA512
45a0b0cae69e4950f4b5e9f11ee97f5cd958f0d87c78a78f4f0c3cbf13457f1f7be99c0e6d78a0dbfab736d707fa16f1a846586a985d582644f09ee5585fa0d2

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k5841347.exe
Filesize
180KB

MD5
2abc60bf01928f91b0fd732fc843bded

SHA1
7c3fa32805ff83b21b9791085c19d91929d9da98

SHA256
be2409ec07808dd991d967c3a801f6bfc0849d8ac62fa13e6b6368277a9e2cff

SHA512
faa77cb7adc0772a07e6822a73d8831bd892a18d44bdc880c48daa5ebcd7888fef918252b1170c03bfe43ec76d5de3ec04d1763cf21abe2095adc95869140748

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l8089495.exe
Filesize
168KB

MD5
0bc5f2797494eb6b5f6e022d890f153f

SHA1
9fbecbe0e9f8f2f3c9f343a75e9086476c153cf6

SHA256
f5aaa70292c55d01baabc02cfa987a86ebee42f448d2e1ec1909c8ce72670901

SHA512
96d04febe6df69fa587c746330adefbe76a2cc8e2ac7aa34db80e13dbde5fa8a7544b91902d5bea73681fbd1910153653de26a2d756287269607340917a216fc

Download Submit
memory/456-60-0x00000000050B0000-0x00000000050FC000-memory.dmp

Filesize
304KB

Download
memory/456-59-0x0000000005060000-0x000000000509C000-memory.dmp

Filesize
240KB

Download
memory/456-58-0x0000000004EF0000-0x0000000004F02000-memory.dmp

Filesize
72KB

Download
memory/456-57-0x0000000005170000-0x000000000527A000-memory.dmp

Filesize
1.0MB

Download
memory/456-56-0x0000000005680000-0x0000000005C98000-memory.dmp

Filesize
6.1MB

Download
memory/456-55-0x0000000000E20000-0x0000000000E26000-memory.dmp

Filesize
24KB

Download
memory/456-54-0x0000000000680000-0x00000000006B0000-memory.dmp

Filesize
192KB

Download
memory/4968-20-0x0000000005090000-0x00000000050A2000-memory.dmp

Filesize
72KB

Download
memory/4968-33-0x0000000005090000-0x00000000050A2000-memory.dmp

Filesize
72KB

Download
memory/4968-27-0x0000000005090000-0x00000000050A2000-memory.dmp

Filesize
72KB

Download
memory/4968-25-0x0000000005090000-0x00000000050A2000-memory.dmp

Filesize
72KB

Download
memory/4968-23-0x0000000005090000-0x00000000050A2000-memory.dmp

Filesize
72KB

Download
memory/4968-21-0x0000000005090000-0x00000000050A2000-memory.dmp

Filesize
72KB

Download
memory/4968-48-0x00000000745B0000-0x0000000074D60000-memory.dmp

Filesize
7.7MB

Download
memory/4968-45-0x0000000005090000-0x00000000050A2000-memory.dmp

Filesize
72KB

Download
memory/4968-43-0x0000000005090000-0x00000000050A2000-memory.dmp

Filesize
72KB

Download
memory/4968-41-0x0000000005090000-0x00000000050A2000-memory.dmp

Filesize
72KB

Download
memory/4968-39-0x0000000005090000-0x00000000050A2000-memory.dmp

Filesize
72KB

Download
memory/4968-35-0x0000000005090000-0x00000000050A2000-memory.dmp

Filesize
72KB

Download
memory/4968-31-0x0000000005090000-0x00000000050A2000-memory.dmp

Filesize
72KB

Download
memory/4968-29-0x0000000005090000-0x00000000050A2000-memory.dmp

Filesize
72KB

Download
memory/4968-50-0x00000000745B0000-0x0000000074D60000-memory.dmp

Filesize
7.7MB

Download
memory/4968-37-0x0000000005090000-0x00000000050A2000-memory.dmp

Filesize
72KB

Download
memory/4968-47-0x0000000005090000-0x00000000050A2000-memory.dmp

Filesize
72KB

Download
memory/4968-19-0x00000000745B0000-0x0000000074D60000-memory.dmp

Filesize
7.7MB

Download
memory/4968-18-0x0000000005090000-0x00000000050A8000-memory.dmp

Filesize
96KB

Download
memory/4968-17-0x00000000745B0000-0x0000000074D60000-memory.dmp

Filesize
7.7MB

Download
memory/4968-16-0x0000000004AE0000-0x0000000005084000-memory.dmp

Filesize
5.6MB

Download
memory/4968-15-0x0000000002460000-0x000000000247A000-memory.dmp

Filesize
104KB

Download
memory/4968-14-0x00000000745BE000-0x00000000745BF000-memory.dmp

Filesize
4KB

Download