healer | dd49e60a45e3962b98b32d0ae9a1256ae1e60ba2b696a005fe221e32f96d996b

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 15:13

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General

Target

8355a17b5fec607c779bf1f01bc6596fc82dd876042977ec7aba895db3f1faac.exe
Size

309KB
MD5

b9b102e068106e1bb5ee1ec690f7e363
SHA1

0f162bff994a065fb08f224be4b5dc4eca2b73f9
SHA256

8355a17b5fec607c779bf1f01bc6596fc82dd876042977ec7aba895db3f1faac
SHA512

88aa7fb366e047aa081f60e457f39233e805459025119bc3e9826449fd7db155bba0db3c560272104342cd52ed8d5b8a79de589b4acbe9e99727df23a54c1870
SSDEEP

6144:KDy+bnr+tp0yN90QE75F5OYc1u31g4TByMPCKIRuOJIk/:xMrZy90jxc1u31TTEPKqDb

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
behavioral15/memory/4640-8-0x00000000021D0000-0x00000000021EA000-memory.dmp	healer
behavioral15/memory/4640-11-0x0000000002770000-0x0000000002788000-memory.dmp	healer
behavioral15/memory/4640-40-0x0000000002770000-0x0000000002782000-memory.dmp	healer
behavioral15/memory/4640-38-0x0000000002770000-0x0000000002782000-memory.dmp	healer
behavioral15/memory/4640-34-0x0000000002770000-0x0000000002782000-memory.dmp	healer
behavioral15/memory/4640-32-0x0000000002770000-0x0000000002782000-memory.dmp	healer
behavioral15/memory/4640-30-0x0000000002770000-0x0000000002782000-memory.dmp	healer
behavioral15/memory/4640-26-0x0000000002770000-0x0000000002782000-memory.dmp	healer
behavioral15/memory/4640-24-0x0000000002770000-0x0000000002782000-memory.dmp	healer
behavioral15/memory/4640-22-0x0000000002770000-0x0000000002782000-memory.dmp	healer
behavioral15/memory/4640-18-0x0000000002770000-0x0000000002782000-memory.dmp	healer
behavioral15/memory/4640-17-0x0000000002770000-0x0000000002782000-memory.dmp	healer
behavioral15/memory/4640-36-0x0000000002770000-0x0000000002782000-memory.dmp	healer
behavioral15/memory/4640-14-0x0000000002770000-0x0000000002782000-memory.dmp	healer
behavioral15/memory/4640-28-0x0000000002770000-0x0000000002782000-memory.dmp	healer
behavioral15/memory/4640-20-0x0000000002770000-0x0000000002782000-memory.dmp	healer
behavioral15/memory/4640-13-0x0000000002770000-0x0000000002782000-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\DisableScanOnRealtimeEnable = "1"	a0632699.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	a0632699.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	a0632699.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	a0632699.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	a0632699.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	a0632699.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
behavioral15/files/0x000700000002344f-45.dat	family_redline
behavioral15/memory/4212-47-0x0000000000550000-0x0000000000580000-memory.dmp	family_redline

Executes dropped EXE 2 IoCs

pid	Process
4640	a0632699.exe
4212	b0788774.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	a0632699.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	a0632699.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\\\""	8355a17b5fec607c779bf1f01bc6596fc82dd876042977ec7aba895db3f1faac.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4640	a0632699.exe
4640	a0632699.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4640	a0632699.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4700 wrote to memory of 4640	4700	8355a17b5fec607c779bf1f01bc6596fc82dd876042977ec7aba895db3f1faac.exe	85
PID 4700 wrote to memory of 4640	4700	8355a17b5fec607c779bf1f01bc6596fc82dd876042977ec7aba895db3f1faac.exe	85
PID 4700 wrote to memory of 4640	4700	8355a17b5fec607c779bf1f01bc6596fc82dd876042977ec7aba895db3f1faac.exe	85
PID 4700 wrote to memory of 4212	4700	8355a17b5fec607c779bf1f01bc6596fc82dd876042977ec7aba895db3f1faac.exe	100
PID 4700 wrote to memory of 4212	4700	8355a17b5fec607c779bf1f01bc6596fc82dd876042977ec7aba895db3f1faac.exe	100
PID 4700 wrote to memory of 4212	4700	8355a17b5fec607c779bf1f01bc6596fc82dd876042977ec7aba895db3f1faac.exe	100

C:\Users\Admin\AppData\Local\Temp\8355a17b5fec607c779bf1f01bc6596fc82dd876042977ec7aba895db3f1faac.exe
"C:\Users\Admin\AppData\Local\Temp\8355a17b5fec607c779bf1f01bc6596fc82dd876042977ec7aba895db3f1faac.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4700
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\a0632699.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\a0632699.exe
  2⤵
  - Modifies Windows Defender Real-time Protection settings
  - Executes dropped EXE
  - Windows security modification
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4640
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\b0788774.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\b0788774.exe
  2⤵
  - Executes dropped EXE
  PID:4212

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\a0632699.exe

Filesize
180KB

MD5
2dfddd73d31864692324ceea8a7a4cb8

SHA1
c19a892523114d379f85e3286b0b69f97edc751e

SHA256
8fc6e05b5c0d6aa8430fc649542758d970226d8ff2b7ea0a67f9a00887321c77

SHA512
620e03d5824a660d2cbf72faab3f726cea4018dea1e45ce6d8e5fe0026d17f32fa87c52c012634ef37ea011af03089d3e0aa895c7aafa03465dabf614ff9f6d9

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\b0788774.exe

Filesize
168KB

MD5
616457cb4f295e389a163df89bf8e73a

SHA1
3e08ef30cea049082d2d6d5ec3b1998aa8226fcf

SHA256
d75800d25073b6f917a3cdf5da958d90c5661346cb69208e62077313a766b871

SHA512
0325df9d40ecd2fc85daac95dd7bf443f3744119257ada5628107b4d74cc6a816e7a759c8f2813c78278f4ffdcf363f91b69feba02e99ab616e071751ba8e9b9

Download Submit
memory/4212-56-0x0000000073B40000-0x0000000073BEB000-memory.dmp

Filesize
684KB

Download
memory/4212-50-0x00000000055E0000-0x0000000005BF8000-memory.dmp

Filesize
6.1MB

Download
memory/4212-52-0x0000000005020000-0x0000000005032000-memory.dmp

Filesize
72KB

Download
memory/4212-55-0x00000000050C0000-0x000000000510C000-memory.dmp

Filesize
304KB

Download
memory/4212-53-0x0000000073B40000-0x0000000073BEB000-memory.dmp

Filesize
684KB

Download
memory/4212-54-0x0000000005080000-0x00000000050BC000-memory.dmp

Filesize
240KB

Download
memory/4212-51-0x0000000005110000-0x000000000521A000-memory.dmp

Filesize
1.0MB

Download
memory/4212-49-0x0000000002750000-0x0000000002756000-memory.dmp

Filesize
24KB

Download
memory/4212-48-0x0000000073B40000-0x0000000073BEB000-memory.dmp

Filesize
684KB

Download
memory/4212-47-0x0000000000550000-0x0000000000580000-memory.dmp

Filesize
192KB

Download
memory/4640-41-0x0000000073B90000-0x0000000074340000-memory.dmp

Filesize
7.7MB

Download
memory/4640-43-0x0000000073B90000-0x0000000074340000-memory.dmp

Filesize
7.7MB

Download
memory/4640-24-0x0000000002770000-0x0000000002782000-memory.dmp

Filesize
72KB

Download
memory/4640-22-0x0000000002770000-0x0000000002782000-memory.dmp

Filesize
72KB

Download
memory/4640-18-0x0000000002770000-0x0000000002782000-memory.dmp

Filesize
72KB

Download
memory/4640-17-0x0000000002770000-0x0000000002782000-memory.dmp

Filesize
72KB

Download
memory/4640-36-0x0000000002770000-0x0000000002782000-memory.dmp

Filesize
72KB

Download
memory/4640-14-0x0000000002770000-0x0000000002782000-memory.dmp

Filesize
72KB

Download
memory/4640-28-0x0000000002770000-0x0000000002782000-memory.dmp

Filesize
72KB

Download
memory/4640-20-0x0000000002770000-0x0000000002782000-memory.dmp

Filesize
72KB

Download
memory/4640-13-0x0000000002770000-0x0000000002782000-memory.dmp

Filesize
72KB

Download
memory/4640-26-0x0000000002770000-0x0000000002782000-memory.dmp

Filesize
72KB

Download
memory/4640-30-0x0000000002770000-0x0000000002782000-memory.dmp

Filesize
72KB

Download
memory/4640-32-0x0000000002770000-0x0000000002782000-memory.dmp

Filesize
72KB

Download
memory/4640-34-0x0000000002770000-0x0000000002782000-memory.dmp

Filesize
72KB

Download
memory/4640-38-0x0000000002770000-0x0000000002782000-memory.dmp

Filesize
72KB

Download
memory/4640-40-0x0000000002770000-0x0000000002782000-memory.dmp

Filesize
72KB

Download
memory/4640-12-0x0000000073B90000-0x0000000074340000-memory.dmp

Filesize
7.7MB

Download
memory/4640-9-0x0000000073B90000-0x0000000074340000-memory.dmp

Filesize
7.7MB

Download
memory/4640-11-0x0000000002770000-0x0000000002788000-memory.dmp

Filesize
96KB

Download
memory/4640-10-0x0000000004D10000-0x00000000052B4000-memory.dmp

Filesize
5.6MB

Download
memory/4640-8-0x00000000021D0000-0x00000000021EA000-memory.dmp

Filesize
104KB

Download
memory/4640-7-0x0000000073B9E000-0x0000000073B9F000-memory.dmp

Filesize
4KB

Download