healer | 0ff9bc0436d6052b24d3174a3e4aeb590fa03a5b78a09d0b6a5a4084006891e2

Analysis

max time kernel
149s
max time network
153s
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 12:25

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General

Target

b577c897b2be38c4bed293104f5424d9cc6213dcbf6ee85b26b1d55373ce3f2b.exe
Size

309KB
MD5

14ba77399e2828379dffd3f017c28a2f
SHA1

150695a6bf518f08f731d1d3868df837902ea221
SHA256

b577c897b2be38c4bed293104f5424d9cc6213dcbf6ee85b26b1d55373ce3f2b
SHA512

cf7358c702a76e53d07492cbd3de1398c0f963e00446550381d7343356bd7eb45ffcdc7b64bce1c63ff9e4b18bd35a0200ee4ed61d505a53dce8e2b7c23e3679
SSDEEP

6144:KWy+bnr+Kp0yN90QEy5F5OYc1u31g4TByzVywI6CLxYhPxrnN:+MrSy90Mxc1u31TTEzVy76Mx2Pxp

Score

10^/10

healer redline mihan dropper evasion infostealer persistence trojan

Malware Config

Extracted

Family

redline

Botnet

mihan

217.196.96.101:4132

Attributes

auth_value
9a6a8fdae02ed7caa0a49a6ddc6d4520

Signatures

Detects Healer an antivirus disabler dropper 17 IoCs

resource	yara_rule
behavioral16/memory/4800-8-0x0000000002050000-0x000000000206A000-memory.dmp	healer
behavioral16/memory/4800-11-0x0000000002480000-0x0000000002498000-memory.dmp	healer
behavioral16/memory/4800-12-0x0000000002480000-0x0000000002492000-memory.dmp	healer
behavioral16/memory/4800-35-0x0000000002480000-0x0000000002492000-memory.dmp	healer
behavioral16/memory/4800-39-0x0000000002480000-0x0000000002492000-memory.dmp	healer
behavioral16/memory/4800-37-0x0000000002480000-0x0000000002492000-memory.dmp	healer
behavioral16/memory/4800-33-0x0000000002480000-0x0000000002492000-memory.dmp	healer
behavioral16/memory/4800-31-0x0000000002480000-0x0000000002492000-memory.dmp	healer
behavioral16/memory/4800-29-0x0000000002480000-0x0000000002492000-memory.dmp	healer
behavioral16/memory/4800-28-0x0000000002480000-0x0000000002492000-memory.dmp	healer
behavioral16/memory/4800-22-0x0000000002480000-0x0000000002492000-memory.dmp	healer
behavioral16/memory/4800-19-0x0000000002480000-0x0000000002492000-memory.dmp	healer
behavioral16/memory/4800-15-0x0000000002480000-0x0000000002492000-memory.dmp	healer
behavioral16/memory/4800-13-0x0000000002480000-0x0000000002492000-memory.dmp	healer
behavioral16/memory/4800-25-0x0000000002480000-0x0000000002492000-memory.dmp	healer
behavioral16/memory/4800-23-0x0000000002480000-0x0000000002492000-memory.dmp	healer
behavioral16/memory/4800-17-0x0000000002480000-0x0000000002492000-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

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	a5361408.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	a5361408.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	a5361408.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	a5361408.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	a5361408.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	a5361408.exe

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

RedLine payload 2 IoCs

resource	yara_rule
behavioral16/files/0x0007000000023411-44.dat	family_redline
behavioral16/memory/1036-47-0x0000000000890000-0x00000000008C0000-memory.dmp	family_redline

Executes dropped EXE 2 IoCs

pid	Process
4800	a5361408.exe
1036	b9204441.exe

Windows security modification 2 TTPs 2 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features	a5361408.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	a5361408.exe

Adds Run key to start application 2 TTPs 1 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\\\""	b577c897b2be38c4bed293104f5424d9cc6213dcbf6ee85b26b1d55373ce3f2b.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4800	a5361408.exe
4800	a5361408.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4800	a5361408.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2460 wrote to memory of 4800	2460	b577c897b2be38c4bed293104f5424d9cc6213dcbf6ee85b26b1d55373ce3f2b.exe	82
PID 2460 wrote to memory of 4800	2460	b577c897b2be38c4bed293104f5424d9cc6213dcbf6ee85b26b1d55373ce3f2b.exe	82
PID 2460 wrote to memory of 4800	2460	b577c897b2be38c4bed293104f5424d9cc6213dcbf6ee85b26b1d55373ce3f2b.exe	82
PID 2460 wrote to memory of 1036	2460	b577c897b2be38c4bed293104f5424d9cc6213dcbf6ee85b26b1d55373ce3f2b.exe	92
PID 2460 wrote to memory of 1036	2460	b577c897b2be38c4bed293104f5424d9cc6213dcbf6ee85b26b1d55373ce3f2b.exe	92
PID 2460 wrote to memory of 1036	2460	b577c897b2be38c4bed293104f5424d9cc6213dcbf6ee85b26b1d55373ce3f2b.exe	92

C:\Users\Admin\AppData\Local\Temp\b577c897b2be38c4bed293104f5424d9cc6213dcbf6ee85b26b1d55373ce3f2b.exe
"C:\Users\Admin\AppData\Local\Temp\b577c897b2be38c4bed293104f5424d9cc6213dcbf6ee85b26b1d55373ce3f2b.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2460
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\a5361408.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\a5361408.exe
  2⤵
  - Modifies Windows Defender Real-time Protection settings
  - Executes dropped EXE
  - Windows security modification
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4800
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\b9204441.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\b9204441.exe
  2⤵
  - Executes dropped EXE
  PID:1036

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\a5361408.exe

Filesize
180KB

MD5
2b40e45051c08f09e153920e70df2c25

SHA1
931d45a37994ecb74d6dee9279d3dd6815f548b3

SHA256
058560e2c49c2a222c6af7852a9b34b41bfe339e44cb15242099e45330ea165c

SHA512
5825aece817b86dd8839aaff8d0589f19ad884a599cc59bd37c21449f635d78cd4604090b4d0c85c05c5fdeabf8e6a2b9f2d80c5ce668df064724405471ba1c2

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\b9204441.exe

Filesize
168KB

MD5
eec777b906748afe4d53dbb8e4754198

SHA1
8e844ea4bab50d8052265684efc714f489d7d885

SHA256
0eb2bb95f55cb1bccdbd68e3641ebb6920a0573a06c437adfc190572580f42e2

SHA512
7abdf11736a2dae6e6fefa0e10ace4196236141f12714a236ba9fad23fc29ee8c65a74cb74a280094cb31e2a796596663486e8c0f71c3479d6c08134a239bc86

Download Submit
memory/1036-55-0x00000000745E0000-0x000000007468B000-memory.dmp

Filesize
684KB

Download
memory/1036-54-0x0000000004BC0000-0x0000000004C0C000-memory.dmp

Filesize
304KB

Download
memory/1036-53-0x000000000A7D0000-0x000000000A80C000-memory.dmp

Filesize
240KB

Download
memory/1036-51-0x000000000A770000-0x000000000A782000-memory.dmp

Filesize
72KB

Download
memory/1036-52-0x00000000745E0000-0x000000007468B000-memory.dmp

Filesize
684KB

Download
memory/1036-50-0x000000000A840000-0x000000000A94A000-memory.dmp

Filesize
1.0MB

Download
memory/1036-49-0x000000000AD00000-0x000000000B318000-memory.dmp

Filesize
6.1MB

Download
memory/1036-48-0x0000000002A80000-0x0000000002A86000-memory.dmp

Filesize
24KB

Download
memory/1036-47-0x0000000000890000-0x00000000008C0000-memory.dmp

Filesize
192KB

Download
memory/1036-46-0x00000000745E0000-0x000000007468B000-memory.dmp

Filesize
684KB

Download
memory/4800-39-0x0000000002480000-0x0000000002492000-memory.dmp

Filesize
72KB

Download
memory/4800-29-0x0000000002480000-0x0000000002492000-memory.dmp

Filesize
72KB

Download
memory/4800-22-0x0000000002480000-0x0000000002492000-memory.dmp

Filesize
72KB

Download
memory/4800-19-0x0000000002480000-0x0000000002492000-memory.dmp

Filesize
72KB

Download
memory/4800-15-0x0000000002480000-0x0000000002492000-memory.dmp

Filesize
72KB

Download
memory/4800-13-0x0000000002480000-0x0000000002492000-memory.dmp

Filesize
72KB

Download
memory/4800-25-0x0000000002480000-0x0000000002492000-memory.dmp

Filesize
72KB

Download
memory/4800-23-0x0000000002480000-0x0000000002492000-memory.dmp

Filesize
72KB

Download
memory/4800-17-0x0000000002480000-0x0000000002492000-memory.dmp

Filesize
72KB

Download
memory/4800-40-0x0000000074630000-0x0000000074DE0000-memory.dmp

Filesize
7.7MB

Download
memory/4800-42-0x0000000074630000-0x0000000074DE0000-memory.dmp

Filesize
7.7MB

Download
memory/4800-28-0x0000000002480000-0x0000000002492000-memory.dmp

Filesize
72KB

Download
memory/4800-31-0x0000000002480000-0x0000000002492000-memory.dmp

Filesize
72KB

Download
memory/4800-33-0x0000000002480000-0x0000000002492000-memory.dmp

Filesize
72KB

Download
memory/4800-37-0x0000000002480000-0x0000000002492000-memory.dmp

Filesize
72KB

Download
memory/4800-35-0x0000000002480000-0x0000000002492000-memory.dmp

Filesize
72KB

Download
memory/4800-12-0x0000000002480000-0x0000000002492000-memory.dmp

Filesize
72KB

Download
memory/4800-11-0x0000000002480000-0x0000000002498000-memory.dmp

Filesize
96KB

Download
memory/4800-9-0x0000000074630000-0x0000000074DE0000-memory.dmp

Filesize
7.7MB

Download
memory/4800-10-0x0000000004B00000-0x00000000050A4000-memory.dmp

Filesize
5.6MB

Download
memory/4800-8-0x0000000002050000-0x000000000206A000-memory.dmp

Filesize
104KB

Download
memory/4800-7-0x000000007463E000-0x000000007463F000-memory.dmp

Filesize
4KB

Download