healer | 5917339910bda68a91f92247578c308113ee6fce121896237213a864c446fcd8

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
09-05-2024 15:04

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General

Target

85594a9dffbaaedca9ea95760b5683bb9ed199e29a54525ac755697a6e18aaab.exe
Size

864KB
MD5

41223dfc76e28480031586abab191b52
SHA1

1cb6d3be6a20e7820d2b8b8fad788bb25f3ee41c
SHA256

85594a9dffbaaedca9ea95760b5683bb9ed199e29a54525ac755697a6e18aaab
SHA512

753b62816fad92baba3639253b4e6490233a411d716bb2c6dd76dca08e04c4cd6da404c1965b8022839bce27b365608e9a9477dd37fb489daecfdedd905a408e
SSDEEP

24576:Gy0c5/BYPdGsFBaaSiMfLragExjwfQjEv:V0cCtPaaayNY

Score

10^/10

healer redline kira dropper evasion infostealer persistence trojan

Malware Config

Extracted

Family

redline

Botnet

kira

77.91.68.48:19071

Attributes

auth_value
1677a40fd8997eb89377e1681911e9c6

Signatures

Detects Healer an antivirus disabler dropper 2 IoCs

resource	yara_rule
behavioral16/memory/4148-15-0x00000000004F0000-0x00000000004FA000-memory.dmp	healer
behavioral16/memory/4148-19-0x0000000000400000-0x0000000000412000-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	k6356050.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	k6356050.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	k6356050.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	k6356050.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	k6356050.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	k6356050.exe

RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
infostealer redline

RedLine payload 1 IoCs

resource	yara_rule
behavioral16/memory/2444-25-0x0000000000510000-0x0000000000540000-memory.dmp	family_redline

Executes dropped EXE 3 IoCs

pid	Process
2732	y1576714.exe
4148	k6356050.exe
2444	l8445185.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	k6356050.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	k6356050.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_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\""	85594a9dffbaaedca9ea95760b5683bb9ed199e29a54525ac755697a6e18aaab.exe
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\\\""	y1576714.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4148	k6356050.exe
4148	k6356050.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4148	k6356050.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 3560 wrote to memory of 2732	3560	85594a9dffbaaedca9ea95760b5683bb9ed199e29a54525ac755697a6e18aaab.exe	82
PID 3560 wrote to memory of 2732	3560	85594a9dffbaaedca9ea95760b5683bb9ed199e29a54525ac755697a6e18aaab.exe	82
PID 3560 wrote to memory of 2732	3560	85594a9dffbaaedca9ea95760b5683bb9ed199e29a54525ac755697a6e18aaab.exe	82
PID 2732 wrote to memory of 4148	2732	y1576714.exe	83
PID 2732 wrote to memory of 4148	2732	y1576714.exe	83
PID 2732 wrote to memory of 4148	2732	y1576714.exe	83
PID 2732 wrote to memory of 2444	2732	y1576714.exe	94
PID 2732 wrote to memory of 2444	2732	y1576714.exe	94
PID 2732 wrote to memory of 2444	2732	y1576714.exe	94

C:\Users\Admin\AppData\Local\Temp\85594a9dffbaaedca9ea95760b5683bb9ed199e29a54525ac755697a6e18aaab.exe
"C:\Users\Admin\AppData\Local\Temp\85594a9dffbaaedca9ea95760b5683bb9ed199e29a54525ac755697a6e18aaab.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3560
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y1576714.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y1576714.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:2732
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k6356050.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k6356050.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:4148
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l8445185.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l8445185.exe
    3⤵
    - Executes dropped EXE
    PID:2444

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\Microsoft\CLR_v4.0_32\UsageLogs\System.dll.log

Filesize
226B

MD5
916851e072fbabc4796d8916c5131092

SHA1
d48a602229a690c512d5fdaf4c8d77547a88e7a2

SHA256
7e750c904c43d27c89e55af809a679a96c0bb63fc511006ffbceffc2c7f6fb7d

SHA512
07ce4c881d6c411cac0b62364377e77950797c486804fb10d00555458716e3c47b1efc0d1f37e4cc3b7e6565bb402ca01c7ea8c963f9f9ace941a6e3883d2521

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y1576714.exe

Filesize
681KB

MD5
a0cb6a2e979429d1975720ea106f3f81

SHA1
4148b212ec6b8501f17ee853818f95243eaba9e2

SHA256
d7c2948f835301ed1bd3cb90c7ece4820ea7ec474e71bece56212117881a549f

SHA512
e70f0916d25438cc0227ab191e4d8c47269c89fcd05ca914c0943262006c7aa1eb269b66ac54dd175219972765980c9a2616644b1445bcd5429b5de80b3d5e16

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k6356050.exe

Filesize
530KB

MD5
08b44020365b0a89c0d98f76fa754473

SHA1
776dd783ee54525f05457ce18fbe72868bc10e20

SHA256
52cbb6fbdbc28f4f974bfb08d2ccc53bf5bd7f7e99eba7dc401132b85a350811

SHA512
34d149eb3c08db15b9b8c065ce3b3be524b30355a8b70fd95223cbc75317b1633e0092a2053db56b0d243b08f99cfebc1df0c19bd7027c417843c98ff5819381

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l8445185.exe

Filesize
692KB

MD5
d510d1d0f042bcb5c8eed24d7637449f

SHA1
fe41b9d586964d8c5dfa5f65459ee729e4cc87bd

SHA256
1acabda21ca778c49cc766317cf13db0f8bbe3ac38e8f5374e3500fa9deed454

SHA512
0dbfcf37485c58e02a2171e1ea29012c998ef39c987496e87f2cce3b8af1199a49ff5c8d9febeff8880dcee0fc72dd06b7489ac038b564c3d1e331d60d921550

Download Submit
memory/2444-31-0x0000000004B00000-0x0000000005118000-memory.dmp

Filesize
6.1MB

Download
memory/2444-25-0x0000000000510000-0x0000000000540000-memory.dmp

Filesize
192KB

Download
memory/2444-30-0x00000000006F0000-0x00000000006F6000-memory.dmp

Filesize
24KB

Download
memory/2444-32-0x0000000005120000-0x000000000522A000-memory.dmp

Filesize
1.0MB

Download
memory/2444-33-0x0000000005230000-0x0000000005242000-memory.dmp

Filesize
72KB

Download
memory/2444-34-0x0000000005250000-0x000000000528C000-memory.dmp

Filesize
240KB

Download
memory/2444-35-0x00000000052E0000-0x000000000532C000-memory.dmp

Filesize
304KB

Download
memory/4148-19-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/4148-15-0x00000000004F0000-0x00000000004FA000-memory.dmp

Filesize
40KB

Download
memory/4148-14-0x0000000000401000-0x0000000000402000-memory.dmp

Filesize
4KB

Download