healer | 0ff9bc0436d6052b24d3174a3e4aeb590fa03a5b78a09d0b6a5a4084006891e2

Analysis

max time kernel
140s
max time network
163s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
10-05-2024 12:25

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General

Target

be7c09289a731533f9a2ca91d21b2f010905c445c8710ce84ae829cfe48d3343.exe
Size

481KB
MD5

16ef4643d37ade1e4b6a3bb489ca0934
SHA1

233f5590be08f449ab3aac6e17c1f5a74020100b
SHA256

be7c09289a731533f9a2ca91d21b2f010905c445c8710ce84ae829cfe48d3343
SHA512

f03256d775c6e65e7c147baa2881a65f16946361651aa4f6d1aed11b1864f2d26362a1795f8f19401666772b606f90cde5843444a2c3991fda1853e9b0866f4b
SSDEEP

12288:OMrzy906bFlK8mMsz5c1u31DTP0L0L3lMEbBQpKpklOv:Fy9zpsdX9T8LylMEbBQMmW

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/2336-16-0x00000000049F0000-0x0000000004A0A000-memory.dmp	healer
behavioral19/memory/2336-20-0x0000000005080000-0x0000000005098000-memory.dmp	healer
behavioral19/memory/2336-21-0x0000000005080000-0x0000000005092000-memory.dmp	healer
behavioral19/memory/2336-24-0x0000000005080000-0x0000000005092000-memory.dmp	healer
behavioral19/memory/2336-48-0x0000000005080000-0x0000000005092000-memory.dmp	healer
behavioral19/memory/2336-46-0x0000000005080000-0x0000000005092000-memory.dmp	healer
behavioral19/memory/2336-44-0x0000000005080000-0x0000000005092000-memory.dmp	healer
behavioral19/memory/2336-42-0x0000000005080000-0x0000000005092000-memory.dmp	healer
behavioral19/memory/2336-38-0x0000000005080000-0x0000000005092000-memory.dmp	healer
behavioral19/memory/2336-36-0x0000000005080000-0x0000000005092000-memory.dmp	healer
behavioral19/memory/2336-34-0x0000000005080000-0x0000000005092000-memory.dmp	healer
behavioral19/memory/2336-32-0x0000000005080000-0x0000000005092000-memory.dmp	healer
behavioral19/memory/2336-31-0x0000000005080000-0x0000000005092000-memory.dmp	healer
behavioral19/memory/2336-29-0x0000000005080000-0x0000000005092000-memory.dmp	healer
behavioral19/memory/2336-26-0x0000000005080000-0x0000000005092000-memory.dmp	healer
behavioral19/memory/2336-22-0x0000000005080000-0x0000000005092000-memory.dmp	healer
behavioral19/memory/2336-40-0x0000000005080000-0x0000000005092000-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\DisableRealtimeMonitoring = "1"	a3252242.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	a3252242.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	a3252242.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	a3252242.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	a3252242.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	a3252242.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/0x0007000000023259-54.dat	family_redline
behavioral19/memory/4120-56-0x00000000005E0000-0x0000000000610000-memory.dmp	family_redline

Executes dropped EXE 3 IoCs

pid	Process
4108	v4118992.exe
2336	a3252242.exe
4120	b2630465.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	a3252242.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	a3252242.exe

Adds Run key to start application 2 TTPs 2 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_cleanup1 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP001.TMP\\\""	v4118992.exe
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\\\""	be7c09289a731533f9a2ca91d21b2f010905c445c8710ce84ae829cfe48d3343.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2336	a3252242.exe
2336	a3252242.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2336	a3252242.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1800 wrote to memory of 4108	1800	be7c09289a731533f9a2ca91d21b2f010905c445c8710ce84ae829cfe48d3343.exe	92
PID 1800 wrote to memory of 4108	1800	be7c09289a731533f9a2ca91d21b2f010905c445c8710ce84ae829cfe48d3343.exe	92
PID 1800 wrote to memory of 4108	1800	be7c09289a731533f9a2ca91d21b2f010905c445c8710ce84ae829cfe48d3343.exe	92
PID 4108 wrote to memory of 2336	4108	v4118992.exe	93
PID 4108 wrote to memory of 2336	4108	v4118992.exe	93
PID 4108 wrote to memory of 2336	4108	v4118992.exe	93
PID 4108 wrote to memory of 4120	4108	v4118992.exe	96
PID 4108 wrote to memory of 4120	4108	v4118992.exe	96
PID 4108 wrote to memory of 4120	4108	v4118992.exe	96

C:\Users\Admin\AppData\Local\Temp\be7c09289a731533f9a2ca91d21b2f010905c445c8710ce84ae829cfe48d3343.exe
"C:\Users\Admin\AppData\Local\Temp\be7c09289a731533f9a2ca91d21b2f010905c445c8710ce84ae829cfe48d3343.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1800
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v4118992.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v4118992.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:4108
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a3252242.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a3252242.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2336
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b2630465.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b2630465.exe
    3⤵
    - Executes dropped EXE
    PID:4120

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3708 --field-trial-handle=1928,i,13242902252791919845,10377620236057253993,262144 --variations-seed-version /prefetch:8
1⤵
PID:396

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\v4118992.exe

Filesize
309KB

MD5
342b1816c9b8d3e94affca15effaa80e

SHA1
d335bae1ffead340c29b008bb61e3c353520eb8b

SHA256
189bf8b11dee99ed7e1e469dc473e6a36cc501c81db6093fdae6c031c37139e3

SHA512
c119ef28e0b35fb48c36e3cf24855056eb0d2ab4cd94af312e33f7ca2bef26563ba46b12783177ff9dbb4e0c9a8982527163ee73e5ac35b4388d02dc673b3269

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a3252242.exe

Filesize
180KB

MD5
12a050bebc4ee3e342a8201d7980c888

SHA1
a9bf8ead7baa337173f676549de30df7ec1eb6e8

SHA256
7a6996e3e255f8c534550ce0697812ec907d0654d93797c9eb4af101dd33d72e

SHA512
974a54fe5f1049f5994bc576cc3643d4c28e97ead6c5bac09288bcd0c6ff206b4c8eaec2909ccc4755565cf6a978af8d599d7a29372016662d183b305ab5f7f2

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b2630465.exe

Filesize
168KB

MD5
c06cddf22cb66dfd43c6a46444fca4f2

SHA1
f5ee4fbe06f1d18575e60017b08c9f1eae211744

SHA256
f8d5814bf1c7514646359fa5f322ba3b7868804a61ee50605232e1b315a649af

SHA512
091513d35ea23d63491af13edb83d976aa795e334ead4cfda23420b5778307c980cac5f7498981d47c1835b1baf383b86d5278731ad5e719f20b8370a28240df

Download Submit
memory/2336-36-0x0000000005080000-0x0000000005092000-memory.dmp

Filesize
72KB

Download
memory/2336-50-0x00000000746D0000-0x0000000074E80000-memory.dmp

Filesize
7.7MB

Download
memory/2336-17-0x00000000746D0000-0x0000000074E80000-memory.dmp

Filesize
7.7MB

Download
memory/2336-18-0x00000000746D0000-0x0000000074E80000-memory.dmp

Filesize
7.7MB

Download
memory/2336-19-0x0000000004A90000-0x0000000005034000-memory.dmp

Filesize
5.6MB

Download
memory/2336-20-0x0000000005080000-0x0000000005098000-memory.dmp

Filesize
96KB

Download
memory/2336-31-0x0000000005080000-0x0000000005092000-memory.dmp

Filesize
72KB

Download
memory/2336-24-0x0000000005080000-0x0000000005092000-memory.dmp

Filesize
72KB

Download
memory/2336-48-0x0000000005080000-0x0000000005092000-memory.dmp

Filesize
72KB

Download
memory/2336-46-0x0000000005080000-0x0000000005092000-memory.dmp

Filesize
72KB

Download
memory/2336-44-0x0000000005080000-0x0000000005092000-memory.dmp

Filesize
72KB

Download
memory/2336-42-0x0000000005080000-0x0000000005092000-memory.dmp

Filesize
72KB

Download
memory/2336-38-0x0000000005080000-0x0000000005092000-memory.dmp

Filesize
72KB

Download
memory/2336-15-0x00000000746D0000-0x0000000074E80000-memory.dmp

Filesize
7.7MB

Download
memory/2336-34-0x0000000005080000-0x0000000005092000-memory.dmp

Filesize
72KB

Download
memory/2336-32-0x0000000005080000-0x0000000005092000-memory.dmp

Filesize
72KB

Download
memory/2336-21-0x0000000005080000-0x0000000005092000-memory.dmp

Filesize
72KB

Download
memory/2336-29-0x0000000005080000-0x0000000005092000-memory.dmp

Filesize
72KB

Download
memory/2336-26-0x0000000005080000-0x0000000005092000-memory.dmp

Filesize
72KB

Download
memory/2336-22-0x0000000005080000-0x0000000005092000-memory.dmp

Filesize
72KB

Download
memory/2336-40-0x0000000005080000-0x0000000005092000-memory.dmp

Filesize
72KB

Download
memory/2336-49-0x00000000746DE000-0x00000000746DF000-memory.dmp

Filesize
4KB

Download
memory/2336-16-0x00000000049F0000-0x0000000004A0A000-memory.dmp

Filesize
104KB

Download
memory/2336-52-0x00000000746D0000-0x0000000074E80000-memory.dmp

Filesize
7.7MB

Download
memory/2336-14-0x00000000746DE000-0x00000000746DF000-memory.dmp

Filesize
4KB

Download
memory/4120-56-0x00000000005E0000-0x0000000000610000-memory.dmp

Filesize
192KB

Download
memory/4120-57-0x0000000000DA0000-0x0000000000DA6000-memory.dmp

Filesize
24KB

Download
memory/4120-58-0x000000000AC00000-0x000000000B218000-memory.dmp

Filesize
6.1MB

Download
memory/4120-59-0x000000000A6F0000-0x000000000A7FA000-memory.dmp

Filesize
1.0MB

Download
memory/4120-60-0x000000000A600000-0x000000000A612000-memory.dmp

Filesize
72KB

Download
memory/4120-61-0x000000000A660000-0x000000000A69C000-memory.dmp

Filesize
240KB

Download
memory/4120-62-0x000000000A800000-0x000000000A84C000-memory.dmp

Filesize
304KB

Download