healer | 5e226d8262fc6a306a8623ff2317e80de04307b5a5893f24200377dfacb41830

Analysis

max time kernel
145s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
22-05-2024 18:33

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General

Target

072894a7206e62128b078f8cf245defd279d28624f577f7859cb03be552fdb70.exe
Size

662KB
MD5

c66902f6e9a67c0b03be8ee68a49e552
SHA1

c7a090905d3218b36a5b88fef0e175cb3f0560fc
SHA256

072894a7206e62128b078f8cf245defd279d28624f577f7859cb03be552fdb70
SHA512

01be3aeb2981f8f97eedb0a919408ba83be2e4a425a47fa222bc4d46b629ee8c85967d655577816888fb58c6b8b748ff2f3692ec49713f3d0d52f7f2d19ae241
SSDEEP

12288:eMrGy90N4+eOGiq9xY9vsJpsBstw6QQrpqUx3N/+Rub/lb0GVLchc:kyFpuKgBI/rp3n/1Jchc

Score

10^/10

healer redline mrak dropper evasion infostealer persistence trojan

Malware Config

Extracted

Family

redline

Botnet

mrak

77.91.124.82:19071

Attributes

auth_value
7d9a335ab5dfd42d374867c96fe25302

Signatures

Detects Healer an antivirus disabler dropper 1 IoCs

resource	yara_rule
behavioral1/memory/1940-21-0x0000000000400000-0x000000000040A000-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	AppLaunch.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	AppLaunch.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	AppLaunch.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	AppLaunch.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	AppLaunch.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	AppLaunch.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
behavioral1/files/0x0007000000023417-23.dat	family_redline
behavioral1/memory/2204-25-0x00000000008B0000-0x00000000008E0000-memory.dmp	family_redline

Executes dropped EXE 4 IoCs

pid	Process
5052	x4414046.exe
4172	x2941060.exe
1404	g3564742.exe
2204	i3101795.exe

Adds Run key to start application 2 TTPs 3 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\\\""	x4414046.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup2 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP002.TMP\\\""	x2941060.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\\\""	072894a7206e62128b078f8cf245defd279d28624f577f7859cb03be552fdb70.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1404 set thread context of 1940	1404	g3564742.exe	88

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4516	1404	WerFault.exe	86

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1940	AppLaunch.exe
1940	AppLaunch.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1940	AppLaunch.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 400 wrote to memory of 5052	400	072894a7206e62128b078f8cf245defd279d28624f577f7859cb03be552fdb70.exe	84
PID 400 wrote to memory of 5052	400	072894a7206e62128b078f8cf245defd279d28624f577f7859cb03be552fdb70.exe	84
PID 400 wrote to memory of 5052	400	072894a7206e62128b078f8cf245defd279d28624f577f7859cb03be552fdb70.exe	84
PID 5052 wrote to memory of 4172	5052	x4414046.exe	85
PID 5052 wrote to memory of 4172	5052	x4414046.exe	85
PID 5052 wrote to memory of 4172	5052	x4414046.exe	85
PID 4172 wrote to memory of 1404	4172	x2941060.exe	86
PID 4172 wrote to memory of 1404	4172	x2941060.exe	86
PID 4172 wrote to memory of 1404	4172	x2941060.exe	86
PID 1404 wrote to memory of 1940	1404	g3564742.exe	88
PID 1404 wrote to memory of 1940	1404	g3564742.exe	88
PID 1404 wrote to memory of 1940	1404	g3564742.exe	88
PID 1404 wrote to memory of 1940	1404	g3564742.exe	88
PID 1404 wrote to memory of 1940	1404	g3564742.exe	88
PID 1404 wrote to memory of 1940	1404	g3564742.exe	88
PID 1404 wrote to memory of 1940	1404	g3564742.exe	88
PID 1404 wrote to memory of 1940	1404	g3564742.exe	88
PID 4172 wrote to memory of 2204	4172	x2941060.exe	93
PID 4172 wrote to memory of 2204	4172	x2941060.exe	93
PID 4172 wrote to memory of 2204	4172	x2941060.exe	93

C:\Users\Admin\AppData\Local\Temp\072894a7206e62128b078f8cf245defd279d28624f577f7859cb03be552fdb70.exe
"C:\Users\Admin\AppData\Local\Temp\072894a7206e62128b078f8cf245defd279d28624f577f7859cb03be552fdb70.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:400
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x4414046.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x4414046.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:5052
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x2941060.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x2941060.exe
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    - Suspicious use of WriteProcessMemory
    PID:4172
  - - C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\g3564742.exe
      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\g3564742.exe
      4⤵
      Executes dropped EXE
      Suspicious use of SetThreadContext
      Suspicious use of WriteProcessMemory
      PID:1404
    - - C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
        
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
        5⤵
        Modifies Windows Defender Real-time Protection settings
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:1940
    - - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 1404 -s 580
        5⤵
        Program crash
        
        PID:4516
  - - C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\i3101795.exe
      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\i3101795.exe
      4⤵
      Executes dropped EXE
      PID:2204

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 1404 -ip 1404
1⤵
PID:1188

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\x4414046.exe

Filesize
439KB

MD5
07c310fe28cf45bf96cd585b6fa49857

SHA1
1b3ed3d1312a358202f0b79ed23cff5be46fd421

SHA256
f459b109ad71620cb22a5dcaae034bb13f0ca324341e0a3010a06708fd7520ea

SHA512
dd329772b1ad8938db6cded31848da95e453843772a55f2e68357b217f41c791ac1aa99f81acfa2542928ebcf5a74384b8f4444f63acd382f8dae8582486cabc

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x2941060.exe

Filesize
274KB

MD5
1204c802c4679f36abfaad510615f129

SHA1
b576e3b0a947d2827776fe2cfb3038635e534c4c

SHA256
db89df66c00daa6fa7e1e24c2535ede56311eca603f6eb01636dd1cf8f7b14d7

SHA512
1f0f21a8b7e1c4a6dec212effd1b3dde31265f18801e16ae1e1257c8cdaa2ddb9d70bf805ce7814252bc9df0dba7d7dea31c1866a962cfe722113213fcb17f4b

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\g3564742.exe

Filesize
135KB

MD5
f588b03264ce63da17139ba72c85ce00

SHA1
62b09c58d17fd3f60173f311e7b8ee7c4ab7330e

SHA256
19adc5c9b3dabd2255b4b0d06e3ae85e6f1bb9dcd8f5c477eb3834f4eb7a83c9

SHA512
51df2aa26bb063e971988a706955eaa785da5f0172edbe65edf8534573bf164846eba8fb0680890335b9bb4a59b95ce071cc784a88bbf916691b3288eb490503

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\i3101795.exe

Filesize
176KB

MD5
9c590303a9ed53b6a83d07ef5a3ae851

SHA1
438b6fd131d5fddc683e70435f9c61f9c2e1069a

SHA256
740af60e3c24d8bec05d1bc89d0187fddbe357871d1b41b5ec3b046a546976d5

SHA512
79aacde7ad57c75a68f9fe345f060652673a7f04abeea0a0b11d11f698e36601ce989252ff9fb5b4e731e7deedd5c734ba15c4dd2e22f8adc82170c015406067

Download Submit
memory/1940-21-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/2204-25-0x00000000008B0000-0x00000000008E0000-memory.dmp

Filesize
192KB

Download
memory/2204-26-0x0000000002C80000-0x0000000002C86000-memory.dmp

Filesize
24KB

Download
memory/2204-27-0x0000000005910000-0x0000000005F28000-memory.dmp

Filesize
6.1MB

Download
memory/2204-28-0x0000000005400000-0x000000000550A000-memory.dmp

Filesize
1.0MB

Download
memory/2204-29-0x0000000002CD0000-0x0000000002CE2000-memory.dmp

Filesize
72KB

Download
memory/2204-30-0x00000000052F0000-0x000000000532C000-memory.dmp

Filesize
240KB

Download
memory/2204-31-0x0000000005290000-0x00000000052DC000-memory.dmp

Filesize
304KB

Download