healer | b2e3ef893eb456057652ab4434c1204484055bd056354e8672fc45f069c32800

Analysis

max time kernel
126s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
09-05-2024 15:28

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

ea3dd01036351608cfd1a08d2d7331439b7acea2492116d550411f5e93529f9e.exe
Size

1.5MB
MD5

739572566c4c164a5cfdea959226737f
SHA1

bd12047781b88543053373c06e32c90d077b7b40
SHA256

ea3dd01036351608cfd1a08d2d7331439b7acea2492116d550411f5e93529f9e
SHA512

8909d3d21549c9d54f93294623045ff7da459b48cb460b110627d7a48e1a1f4ca63fa2d20921533343c847522594886420453c67f11de16b433827eb5fb18777
SSDEEP

24576:yyhKgMcSAnDe7nosL8G+V5OxMxanlh4tRpSPf9vE1dE+VgKPAO6y1k:Zhj5SAnQosAT0Dnr4tRpMs1DgjO6G

Score

10^/10

healer redline masha dropper evasion infostealer persistence trojan

Malware Config

Extracted

Family

redline

Botnet

masha

77.91.68.48:19071

Attributes

auth_value
55b9b39a0dae383196a4b8d79e5bb805

Signatures

Detects Healer an antivirus disabler dropper 3 IoCs

resource	yara_rule
behavioral21/memory/4044-28-0x0000000000420000-0x000000000042A000-memory.dmp	healer
behavioral21/files/0x00070000000235fd-35.dat	healer
behavioral21/memory/520-37-0x0000000000B00000-0x0000000000B0A000-memory.dmp	healer

Healer
Healer an antivirus disabler dropper.
dropper healer

Modifies Windows Defender Real-time Protection settings 3 TTPs 12 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"	a4884083.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	b7923935.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	b7923935.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	b7923935.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	b7923935.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	a4884083.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	a4884083.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	a4884083.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	a4884083.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	a4884083.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	b7923935.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	b7923935.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
behavioral21/memory/3028-42-0x0000000000620000-0x0000000000650000-memory.dmp	family_redline

Executes dropped EXE 6 IoCs

pid	Process
3080	v0578791.exe
2364	v3556398.exe
4768	v7879489.exe
4044	a4884083.exe
520	b7923935.exe
3028	c4901763.exe

Windows security modification 2 TTPs 3 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	a4884083.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	a4884083.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0"	b7923935.exe

Adds Run key to start application 2 TTPs 4 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_cleanup2 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP002.TMP\\\""	v3556398.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup3 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP003.TMP\\\""	v7879489.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\\\""	ea3dd01036351608cfd1a08d2d7331439b7acea2492116d550411f5e93529f9e.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\\\""	v0578791.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
4044	a4884083.exe
4044	a4884083.exe
4044	a4884083.exe
520	b7923935.exe
520	b7923935.exe
520	b7923935.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4044	a4884083.exe
Token: SeDebugPrivilege	520	b7923935.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 4872 wrote to memory of 3080	4872	ea3dd01036351608cfd1a08d2d7331439b7acea2492116d550411f5e93529f9e.exe	91
PID 4872 wrote to memory of 3080	4872	ea3dd01036351608cfd1a08d2d7331439b7acea2492116d550411f5e93529f9e.exe	91
PID 4872 wrote to memory of 3080	4872	ea3dd01036351608cfd1a08d2d7331439b7acea2492116d550411f5e93529f9e.exe	91
PID 3080 wrote to memory of 2364	3080	v0578791.exe	93
PID 3080 wrote to memory of 2364	3080	v0578791.exe	93
PID 3080 wrote to memory of 2364	3080	v0578791.exe	93
PID 2364 wrote to memory of 4768	2364	v3556398.exe	94
PID 2364 wrote to memory of 4768	2364	v3556398.exe	94
PID 2364 wrote to memory of 4768	2364	v3556398.exe	94
PID 4768 wrote to memory of 4044	4768	v7879489.exe	95
PID 4768 wrote to memory of 4044	4768	v7879489.exe	95
PID 4768 wrote to memory of 4044	4768	v7879489.exe	95
PID 4768 wrote to memory of 520	4768	v7879489.exe	101
PID 4768 wrote to memory of 520	4768	v7879489.exe	101
PID 2364 wrote to memory of 3028	2364	v3556398.exe	102
PID 2364 wrote to memory of 3028	2364	v3556398.exe	102
PID 2364 wrote to memory of 3028	2364	v3556398.exe	102

C:\Users\Admin\AppData\Local\Temp\ea3dd01036351608cfd1a08d2d7331439b7acea2492116d550411f5e93529f9e.exe
"C:\Users\Admin\AppData\Local\Temp\ea3dd01036351608cfd1a08d2d7331439b7acea2492116d550411f5e93529f9e.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4872
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v0578791.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v0578791.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:3080
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v3556398.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v3556398.exe
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    - Suspicious use of WriteProcessMemory
    PID:2364
  - - C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\v7879489.exe
      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\v7879489.exe
      4⤵
      Executes dropped EXE
      Adds Run key to start application
      Suspicious use of WriteProcessMemory
      PID:4768
    - - C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\a4884083.exe
        
        C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\a4884083.exe
        5⤵
        Modifies Windows Defender Real-time Protection settings
        Executes dropped EXE
        Windows security modification
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:4044
    - - C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\b7923935.exe
        
        C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\b7923935.exe
        5⤵
        Modifies Windows Defender Real-time Protection settings
        Executes dropped EXE
        Windows security modification
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:520
  - - C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\c4901763.exe
      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\c4901763.exe
      4⤵
      Executes dropped EXE
      PID:3028

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 --field-trial-handle=4196,i,10373433614523925616,13586256558317053467,262144 --variations-seed-version --mojo-platform-channel-handle=4032 /prefetch:8
1⤵
PID:2020

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

Loading Replay Monitor...

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\v0578791.exe

Filesize
1.4MB

MD5
631ed72f62ec0529a2ae8c950db257d0

SHA1
52ae6745c638f0906cb9d8eaae3c0d46c27c35ce

SHA256
ebde318f043b9e4926b01981d12ae91079793f5f9e2b0bb829c546750c8fb1f7

SHA512
01705c553bb1eede9a6040cc36ce47f75f522fc09667ba3d420d435bf060a21d63eff1f79c46824594d5d779e90e67327c8e80475f74577eb64dc297b82f8079

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v3556398.exe

Filesize
1.2MB

MD5
e5776501a9148055f957f5386e3ecbef

SHA1
59011d27e29c91969953fa34da83e5187c51beca

SHA256
29f74e1800a68a08176cb3c5ccc169fca9cf58c9d9198f1090676e713c029607

SHA512
17ca6c0f12ce30c085f76f280f8950d1bbc195ea913b3c44cdcb6a8dcfd8794729b2fa3493f6f4fd450287f64dc2d15a37e01713cb8444acee9125c6423c47b8

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\c4901763.exe

Filesize
691KB

MD5
d8d4f1edc3eb447f88fc132375c41f6f

SHA1
f8eb3bd34be6372087738a7f9ee063755ed3589d

SHA256
28fe55b2b9f42577744381f456c9b29a56cd27b167fdc68acc4ac152f3f3f483

SHA512
c1308f7ebe94affd2f6f2203c65e1540d230a486a393c6f76c59fef81b7d1cce0981ab04970a724f0bd7ecbca9a2a53f5eeda32e6e3656bba0582caaa803615b

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\v7879489.exe

Filesize
619KB

MD5
ba78117b9e92e3a2402a5da59990515f

SHA1
d2e5579097b67e78ab394139ef310f79649f2fb9

SHA256
3a2a91d3842ab8ac000b7de5270f2e96dc7db51e4ef216d1232ebd0042d71708

SHA512
94447010a08d9fddf06e516a029fb12aa43289931339d4f4da494bb6eb94c08715a93af879825335590081584c7ad6ef6a672ebcf3f5bdc6fb4f3bd11a170107

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\a4884083.exe

Filesize
530KB

MD5
dbb355595fadb1a82c4ebb2c34f9d78b

SHA1
249981224e8809f05b6ea4a9839c7247461ee02a

SHA256
be3e1a18c76614255f9c6293f53286f7579243d8bbc17aac74d51d824a63d976

SHA512
cfe4e1831fdbd6b3d34a6cd42a801dca44062b5e30d391fd5f89a7aedada97186b027dfd192c990b4a4b10e4cc6a3eb872387f1dd404feec55182cb09c5dbb5e

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\b7923935.exe

Filesize
11KB

MD5
7e93bacbbc33e6652e147e7fe07572a0

SHA1
421a7167da01c8da4dc4d5234ca3dd84e319e762

SHA256
850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

SHA512
250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

Download Submit
memory/520-37-0x0000000000B00000-0x0000000000B0A000-memory.dmp

Filesize
40KB

Download
memory/3028-49-0x0000000009EE0000-0x0000000009FEA000-memory.dmp

Filesize
1.0MB

Download
memory/3028-42-0x0000000000620000-0x0000000000650000-memory.dmp

Filesize
192KB

Download
memory/3028-47-0x0000000002290000-0x0000000002296000-memory.dmp

Filesize
24KB

Download
memory/3028-48-0x000000000A500000-0x000000000AB18000-memory.dmp

Filesize
6.1MB

Download
memory/3028-50-0x000000000A020000-0x000000000A032000-memory.dmp

Filesize
72KB

Download
memory/3028-51-0x000000000A040000-0x000000000A07C000-memory.dmp

Filesize
240KB

Download
memory/3028-52-0x0000000002210000-0x000000000225C000-memory.dmp

Filesize
304KB

Download
memory/4044-28-0x0000000000420000-0x000000000042A000-memory.dmp

Filesize
40KB

Download