healer | 205ae779babd66a06edef8f4549388af61dbb854e06c82a7f291317f4dbe780e

Analysis

max time kernel
148s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
10-05-2024 13:14

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General

Target

c47b15f9672b5795b62a389de76336302127184be510254d08b9b5100134dd7d.exe
Size

309KB
MD5

29b6f7f057eac5b191f6c8afd570de01
SHA1

42d70940116df9fd978d8c6c8429c125fc421670
SHA256

c47b15f9672b5795b62a389de76336302127184be510254d08b9b5100134dd7d
SHA512

08da0693b309a1b7549610f10e1f90e47deb87033a78403caa0220e916ffb2f4126f07848d7a8c1f94c947ce2915933ad205cb4e5ba54f5d0d560cf486642207
SSDEEP

6144:KHy+bnr+Up0yN90QE05F5OYc1u31g4TByPS6C+jIQpO56Iw:9MrEy90uxc1u31TTEP/7vxd

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
behavioral19/memory/3876-8-0x00000000022B0000-0x00000000022CA000-memory.dmp	healer
behavioral19/memory/3876-11-0x0000000004980000-0x0000000004998000-memory.dmp	healer
behavioral19/memory/3876-19-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral19/memory/3876-39-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral19/memory/3876-37-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral19/memory/3876-35-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral19/memory/3876-33-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral19/memory/3876-31-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral19/memory/3876-29-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral19/memory/3876-27-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral19/memory/3876-25-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral19/memory/3876-23-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral19/memory/3876-21-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral19/memory/3876-12-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral19/memory/3876-17-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral19/memory/3876-15-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral19/memory/3876-13-0x0000000004980000-0x0000000004992000-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\DisableIOAVProtection = "1"	a3027297.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	a3027297.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	a3027297.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	a3027297.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	a3027297.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	a3027297.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
behavioral19/files/0x000700000002341a-45.dat	family_redline
behavioral19/memory/3796-47-0x00000000007A0000-0x00000000007D0000-memory.dmp	family_redline

Executes dropped EXE 2 IoCs

pid	Process
3876	a3027297.exe
3796	b5851738.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	a3027297.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	a3027297.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\\\""	c47b15f9672b5795b62a389de76336302127184be510254d08b9b5100134dd7d.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3876	a3027297.exe
3876	a3027297.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3876	a3027297.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 5096 wrote to memory of 3876	5096	c47b15f9672b5795b62a389de76336302127184be510254d08b9b5100134dd7d.exe	84
PID 5096 wrote to memory of 3876	5096	c47b15f9672b5795b62a389de76336302127184be510254d08b9b5100134dd7d.exe	84
PID 5096 wrote to memory of 3876	5096	c47b15f9672b5795b62a389de76336302127184be510254d08b9b5100134dd7d.exe	84
PID 5096 wrote to memory of 3796	5096	c47b15f9672b5795b62a389de76336302127184be510254d08b9b5100134dd7d.exe	88
PID 5096 wrote to memory of 3796	5096	c47b15f9672b5795b62a389de76336302127184be510254d08b9b5100134dd7d.exe	88
PID 5096 wrote to memory of 3796	5096	c47b15f9672b5795b62a389de76336302127184be510254d08b9b5100134dd7d.exe	88

C:\Users\Admin\AppData\Local\Temp\c47b15f9672b5795b62a389de76336302127184be510254d08b9b5100134dd7d.exe
"C:\Users\Admin\AppData\Local\Temp\c47b15f9672b5795b62a389de76336302127184be510254d08b9b5100134dd7d.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:5096
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\a3027297.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\a3027297.exe
  2⤵
  - Modifies Windows Defender Real-time Protection settings
  - Executes dropped EXE
  - Windows security modification
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3876
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\b5851738.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\b5851738.exe
  2⤵
  - Executes dropped EXE
  PID:3796

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\a3027297.exe

Filesize
180KB

MD5
a92537fedf49fd467c41d80bde9ba55d

SHA1
685abba2395ef1a3405f91e849e452ee4aa99226

SHA256
a0e9f5fb78ce13719eba331ddc31e1c9e0c7712c8466692695331657658ff404

SHA512
c90ceefe96baeb9583e1834ec1b3b058785cf466a2d998c32e3e644413e9ad515359ccccb87c8575af0120be27af3dd167dcdbe01c3246fb451b6d321c80282f

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\b5851738.exe

Filesize
168KB

MD5
a71b72e1859bd9a5c048a3c5ee5dfc7b

SHA1
99896b37b82091d11c534ec59e0c4204f4cd0fcc

SHA256
141b7eea951585dfd88dbdcd219722d2d8307fc7cbf8c720bd23e3b897966d60

SHA512
b970d9a52df7a0f34e53515f0a6ca9f6cd01d6b1efefc0c4ccbd08a789281251a57181f813e2c2ddef1d679e73f15357842367307052dd25204c16904c605ce1

Download Submit
memory/3796-56-0x0000000073DA0000-0x0000000073E4B000-memory.dmp

Filesize
684KB

Download
memory/3796-55-0x0000000005300000-0x000000000534C000-memory.dmp

Filesize
304KB

Download
memory/3796-54-0x0000000005180000-0x00000000051BC000-memory.dmp

Filesize
240KB

Download
memory/3796-53-0x0000000073DA0000-0x0000000073E4B000-memory.dmp

Filesize
684KB

Download
memory/3796-52-0x0000000005120000-0x0000000005132000-memory.dmp

Filesize
72KB

Download
memory/3796-51-0x00000000051F0000-0x00000000052FA000-memory.dmp

Filesize
1.0MB

Download
memory/3796-50-0x00000000056E0000-0x0000000005CF8000-memory.dmp

Filesize
6.1MB

Download
memory/3796-49-0x0000000000FC0000-0x0000000000FC6000-memory.dmp

Filesize
24KB

Download
memory/3796-47-0x00000000007A0000-0x00000000007D0000-memory.dmp

Filesize
192KB

Download
memory/3796-48-0x0000000073DA0000-0x0000000073E4B000-memory.dmp

Filesize
684KB

Download
memory/3876-40-0x0000000073DF0000-0x00000000745A0000-memory.dmp

Filesize
7.7MB

Download
memory/3876-43-0x0000000073DF0000-0x00000000745A0000-memory.dmp

Filesize
7.7MB

Download
memory/3876-27-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/3876-25-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/3876-23-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/3876-21-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/3876-12-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/3876-17-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/3876-15-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/3876-13-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/3876-41-0x0000000073DF0000-0x00000000745A0000-memory.dmp

Filesize
7.7MB

Download
memory/3876-29-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/3876-31-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/3876-33-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/3876-35-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/3876-37-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/3876-39-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/3876-19-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/3876-11-0x0000000004980000-0x0000000004998000-memory.dmp

Filesize
96KB

Download
memory/3876-10-0x00000000049B0000-0x0000000004F54000-memory.dmp

Filesize
5.6MB

Download
memory/3876-9-0x0000000073DF0000-0x00000000745A0000-memory.dmp

Filesize
7.7MB

Download
memory/3876-8-0x00000000022B0000-0x00000000022CA000-memory.dmp

Filesize
104KB

Download
memory/3876-7-0x0000000073DFE000-0x0000000073DFF000-memory.dmp

Filesize
4KB

Download