healer | 9bf42d30009d4ddad615b803ba623f0520c82c23439142288ce711002d7b3292

Analysis

max time kernel
148s
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 14:50

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General

Target

576cad65a899197ae35e757e578a7c10c29e57c266d1fa4931c6f98f3d2e3a60.exe
Size

309KB
MD5

d3bf3e3b405c7e061c537049b66ab8bf
SHA1

95c95f994c58ed18058aed197472e2847ccd6e91
SHA256

576cad65a899197ae35e757e578a7c10c29e57c266d1fa4931c6f98f3d2e3a60
SHA512

9d2cc83a1a32c3b6195373ebb251f972bb6635d8b891fe29fb3b7fcce1a7d2bc821c76d39e00f5be6d235186afa005e53a9a502474ecb7d0275e62162e297ed0
SSDEEP

6144:KAy+bnr+wp0yN90QEj5F5OYc1u31g4TByCkUMPHSage8pG3zd2:cMrUy90Hxc1u31TTEC3Dp0J2

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
behavioral9/memory/4204-8-0x0000000004A00000-0x0000000004A1A000-memory.dmp	healer
behavioral9/memory/4204-11-0x0000000004AC0000-0x0000000004AD8000-memory.dmp	healer
behavioral9/memory/4204-33-0x0000000004AC0000-0x0000000004AD2000-memory.dmp	healer
behavioral9/memory/4204-39-0x0000000004AC0000-0x0000000004AD2000-memory.dmp	healer
behavioral9/memory/4204-37-0x0000000004AC0000-0x0000000004AD2000-memory.dmp	healer
behavioral9/memory/4204-35-0x0000000004AC0000-0x0000000004AD2000-memory.dmp	healer
behavioral9/memory/4204-19-0x0000000004AC0000-0x0000000004AD2000-memory.dmp	healer
behavioral9/memory/4204-17-0x0000000004AC0000-0x0000000004AD2000-memory.dmp	healer
behavioral9/memory/4204-15-0x0000000004AC0000-0x0000000004AD2000-memory.dmp	healer
behavioral9/memory/4204-13-0x0000000004AC0000-0x0000000004AD2000-memory.dmp	healer
behavioral9/memory/4204-12-0x0000000004AC0000-0x0000000004AD2000-memory.dmp	healer
behavioral9/memory/4204-31-0x0000000004AC0000-0x0000000004AD2000-memory.dmp	healer
behavioral9/memory/4204-29-0x0000000004AC0000-0x0000000004AD2000-memory.dmp	healer
behavioral9/memory/4204-27-0x0000000004AC0000-0x0000000004AD2000-memory.dmp	healer
behavioral9/memory/4204-25-0x0000000004AC0000-0x0000000004AD2000-memory.dmp	healer
behavioral9/memory/4204-23-0x0000000004AC0000-0x0000000004AD2000-memory.dmp	healer
behavioral9/memory/4204-21-0x0000000004AC0000-0x0000000004AD2000-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
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	a3928323.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	a3928323.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	a3928323.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	a3928323.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	a3928323.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	a3928323.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
behavioral9/files/0x0007000000023448-45.dat	family_redline
behavioral9/memory/4252-46-0x0000000000840000-0x0000000000870000-memory.dmp	family_redline

Executes dropped EXE 2 IoCs

pid	Process
4204	a3928323.exe
4252	b7094394.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	a3928323.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	a3928323.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\\\""	576cad65a899197ae35e757e578a7c10c29e57c266d1fa4931c6f98f3d2e3a60.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4204	a3928323.exe
4204	a3928323.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4204	a3928323.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2440 wrote to memory of 4204	2440	576cad65a899197ae35e757e578a7c10c29e57c266d1fa4931c6f98f3d2e3a60.exe	82
PID 2440 wrote to memory of 4204	2440	576cad65a899197ae35e757e578a7c10c29e57c266d1fa4931c6f98f3d2e3a60.exe	82
PID 2440 wrote to memory of 4204	2440	576cad65a899197ae35e757e578a7c10c29e57c266d1fa4931c6f98f3d2e3a60.exe	82
PID 2440 wrote to memory of 4252	2440	576cad65a899197ae35e757e578a7c10c29e57c266d1fa4931c6f98f3d2e3a60.exe	94
PID 2440 wrote to memory of 4252	2440	576cad65a899197ae35e757e578a7c10c29e57c266d1fa4931c6f98f3d2e3a60.exe	94
PID 2440 wrote to memory of 4252	2440	576cad65a899197ae35e757e578a7c10c29e57c266d1fa4931c6f98f3d2e3a60.exe	94

C:\Users\Admin\AppData\Local\Temp\576cad65a899197ae35e757e578a7c10c29e57c266d1fa4931c6f98f3d2e3a60.exe
"C:\Users\Admin\AppData\Local\Temp\576cad65a899197ae35e757e578a7c10c29e57c266d1fa4931c6f98f3d2e3a60.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2440
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\a3928323.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\a3928323.exe
  2⤵
  - Modifies Windows Defender Real-time Protection settings
  - Executes dropped EXE
  - Windows security modification
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4204
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\b7094394.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\b7094394.exe
  2⤵
  - Executes dropped EXE
  PID:4252

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\a3928323.exe

Filesize
180KB

MD5
66310996924ff3faf6852903ec211230

SHA1
35da5f541ab09fadc45f2ac473d0d714fb6d5619

SHA256
6e9c9e04c5a3385cc6c6b9fa0398806afb8344eef4a2fe5791d93c266f064a55

SHA512
f0ce584918afbf54b189dbf4f2d2c3e7829a156cef4abb2cf9a6f03d069878c21810c04b4237e7ae3dcc0f60fe0f42d1c34bf2fd94be525e1064bdd1b31cf639

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\b7094394.exe

Filesize
168KB

MD5
060c582081d851d96ae163d25e705387

SHA1
0542ab1728ecc64bc538aa06ec45fc05c194439a

SHA256
142fc06d3bada23fe1adab0ef1d1e198661389e57c8584c95f1d1c47c6124bc8

SHA512
2092ab0600ed83c7c1de62bbab52344e19a43ade981646accbe58810f69b45bdd73b1ae77f97fad31291ed63c333b12617e940a1e102b62f702988a1f94de5ac

Download Submit
memory/4204-31-0x0000000004AC0000-0x0000000004AD2000-memory.dmp

Filesize
72KB

Download
memory/4204-15-0x0000000004AC0000-0x0000000004AD2000-memory.dmp

Filesize
72KB

Download
memory/4204-10-0x0000000004B00000-0x00000000050A4000-memory.dmp

Filesize
5.6MB

Download
memory/4204-11-0x0000000004AC0000-0x0000000004AD8000-memory.dmp

Filesize
96KB

Download
memory/4204-33-0x0000000004AC0000-0x0000000004AD2000-memory.dmp

Filesize
72KB

Download
memory/4204-39-0x0000000004AC0000-0x0000000004AD2000-memory.dmp

Filesize
72KB

Download
memory/4204-27-0x0000000004AC0000-0x0000000004AD2000-memory.dmp

Filesize
72KB

Download
memory/4204-37-0x0000000004AC0000-0x0000000004AD2000-memory.dmp

Filesize
72KB

Download
memory/4204-35-0x0000000004AC0000-0x0000000004AD2000-memory.dmp

Filesize
72KB

Download
memory/4204-19-0x0000000004AC0000-0x0000000004AD2000-memory.dmp

Filesize
72KB

Download
memory/4204-17-0x0000000004AC0000-0x0000000004AD2000-memory.dmp

Filesize
72KB

Download
memory/4204-29-0x0000000004AC0000-0x0000000004AD2000-memory.dmp

Filesize
72KB

Download
memory/4204-13-0x0000000004AC0000-0x0000000004AD2000-memory.dmp

Filesize
72KB

Download
memory/4204-12-0x0000000004AC0000-0x0000000004AD2000-memory.dmp

Filesize
72KB

Download
memory/4204-8-0x0000000004A00000-0x0000000004A1A000-memory.dmp

Filesize
104KB

Download
memory/4204-9-0x0000000074370000-0x0000000074B20000-memory.dmp

Filesize
7.7MB

Download
memory/4204-40-0x0000000074370000-0x0000000074B20000-memory.dmp

Filesize
7.7MB

Download
memory/4204-25-0x0000000004AC0000-0x0000000004AD2000-memory.dmp

Filesize
72KB

Download
memory/4204-23-0x0000000004AC0000-0x0000000004AD2000-memory.dmp

Filesize
72KB

Download
memory/4204-21-0x0000000004AC0000-0x0000000004AD2000-memory.dmp

Filesize
72KB

Download
memory/4204-42-0x0000000074370000-0x0000000074B20000-memory.dmp

Filesize
7.7MB

Download
memory/4204-7-0x000000007437E000-0x000000007437F000-memory.dmp

Filesize
4KB

Download
memory/4252-53-0x0000000005220000-0x000000000525C000-memory.dmp

Filesize
240KB

Download
memory/4252-47-0x0000000074320000-0x00000000743CB000-memory.dmp

Filesize
684KB

Download
memory/4252-48-0x0000000005060000-0x0000000005066000-memory.dmp

Filesize
24KB

Download
memory/4252-49-0x0000000005800000-0x0000000005E18000-memory.dmp

Filesize
6.1MB

Download
memory/4252-50-0x00000000052F0000-0x00000000053FA000-memory.dmp

Filesize
1.0MB

Download
memory/4252-51-0x00000000050B0000-0x00000000050C2000-memory.dmp

Filesize
72KB

Download
memory/4252-52-0x0000000074320000-0x00000000743CB000-memory.dmp

Filesize
684KB

Download
memory/4252-46-0x0000000000840000-0x0000000000870000-memory.dmp

Filesize
192KB

Download
memory/4252-54-0x0000000005270000-0x00000000052BC000-memory.dmp

Filesize
304KB

Download
memory/4252-55-0x0000000074320000-0x00000000743CB000-memory.dmp

Filesize
684KB

Download