healer | 62bdf7c8bc61b7d1bd73ccc8685e220edf33b9a5ba1ab3c192a61c31da9b1a9f

Analysis

max time kernel
149s
max time network
151s
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 17:27

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General

Target

dda511575fe2d4e8cc7e7dfbf500a529cbd2a5acc24299b8217d603401322c2f.exe
Size

1.5MB
MD5

6ba00ad9a91f15dd444ad429ac2c2247
SHA1

23f67b9d77ed808f1a3b22a7a48a70bf931ee11f
SHA256

dda511575fe2d4e8cc7e7dfbf500a529cbd2a5acc24299b8217d603401322c2f
SHA512

2bc5fa1df9db17837c37d37773447c485676f0deb06600b6d9d5b82e7a6cb605d175a7121a1688ce875337bd76d0cc18b3e90398a050f451acad22844f7a5261
SSDEEP

49152:xuMNfHwZ5+uSS08H6gD5CoqkmaBshMG6yVn:Z+5+ulaQ5hcaBTG

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
behavioral19/memory/3316-28-0x0000000000420000-0x000000000042A000-memory.dmp	healer
behavioral19/files/0x0007000000023432-35.dat	healer
behavioral19/memory/3996-37-0x0000000000350000-0x000000000035A000-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
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	a1880968.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	a1880968.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	b3166025.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	b3166025.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	b3166025.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	b3166025.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	a1880968.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	a1880968.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	a1880968.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	a1880968.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	b3166025.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	b3166025.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
behavioral19/memory/4304-43-0x0000000000510000-0x0000000000540000-memory.dmp	family_redline

Executes dropped EXE 6 IoCs

pid	Process
4184	v2384274.exe
4988	v7256150.exe
4844	v4512196.exe
3316	a1880968.exe
3996	b3166025.exe
4304	c0607620.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	a1880968.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	a1880968.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0"	b3166025.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_cleanup3 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP003.TMP\\\""	v4512196.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\\\""	dda511575fe2d4e8cc7e7dfbf500a529cbd2a5acc24299b8217d603401322c2f.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\\\""	v2384274.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\\\""	v7256150.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
3316	a1880968.exe
3316	a1880968.exe
3996	b3166025.exe
3996	b3166025.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3316	a1880968.exe
Token: SeDebugPrivilege	3996	b3166025.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 3356 wrote to memory of 4184	3356	dda511575fe2d4e8cc7e7dfbf500a529cbd2a5acc24299b8217d603401322c2f.exe	82
PID 3356 wrote to memory of 4184	3356	dda511575fe2d4e8cc7e7dfbf500a529cbd2a5acc24299b8217d603401322c2f.exe	82
PID 3356 wrote to memory of 4184	3356	dda511575fe2d4e8cc7e7dfbf500a529cbd2a5acc24299b8217d603401322c2f.exe	82
PID 4184 wrote to memory of 4988	4184	v2384274.exe	83
PID 4184 wrote to memory of 4988	4184	v2384274.exe	83
PID 4184 wrote to memory of 4988	4184	v2384274.exe	83
PID 4988 wrote to memory of 4844	4988	v7256150.exe	85
PID 4988 wrote to memory of 4844	4988	v7256150.exe	85
PID 4988 wrote to memory of 4844	4988	v7256150.exe	85
PID 4844 wrote to memory of 3316	4844	v4512196.exe	86
PID 4844 wrote to memory of 3316	4844	v4512196.exe	86
PID 4844 wrote to memory of 3316	4844	v4512196.exe	86
PID 4844 wrote to memory of 3996	4844	v4512196.exe	96
PID 4844 wrote to memory of 3996	4844	v4512196.exe	96
PID 4988 wrote to memory of 4304	4988	v7256150.exe	97
PID 4988 wrote to memory of 4304	4988	v7256150.exe	97
PID 4988 wrote to memory of 4304	4988	v7256150.exe	97

C:\Users\Admin\AppData\Local\Temp\dda511575fe2d4e8cc7e7dfbf500a529cbd2a5acc24299b8217d603401322c2f.exe
"C:\Users\Admin\AppData\Local\Temp\dda511575fe2d4e8cc7e7dfbf500a529cbd2a5acc24299b8217d603401322c2f.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3356
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v2384274.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v2384274.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:4184
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v7256150.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v7256150.exe
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    - Suspicious use of WriteProcessMemory
    PID:4988
  - - C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\v4512196.exe
      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\v4512196.exe
      4⤵
      Executes dropped EXE
      Adds Run key to start application
      Suspicious use of WriteProcessMemory
      PID:4844
    - - C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\a1880968.exe
        
        C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\a1880968.exe
        5⤵
        Modifies Windows Defender Real-time Protection settings
        Executes dropped EXE
        Windows security modification
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:3316
    - - C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\b3166025.exe
        
        C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\b3166025.exe
        5⤵
        Modifies Windows Defender Real-time Protection settings
        Executes dropped EXE
        Windows security modification
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:3996
  - - C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\c0607620.exe
      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\c0607620.exe
      4⤵
      Executes dropped EXE
      PID:4304

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\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\v2384274.exe

Filesize
1.4MB

MD5
dea8d48570a6cf242e686705d5366155

SHA1
d9673b14317a59c0b3c4d40f91479d96cc25ce45

SHA256
4903f699f8739354bdabec16602287d76f25393efa935a4d39ae7da674358666

SHA512
19485ba2d4cd138ae632ded1ed01aeb444fea5780398cb25fc754da8771ba77f49436d898b23d05cde2b1d58ca44539fc8daf14d4dc4727543c059dd74d65673

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v7256150.exe

Filesize
1.2MB

MD5
146b7099c5884a806e8f819a9aaa6b7d

SHA1
8e92bb549be422d30fde8bac34236aa57aed6773

SHA256
824d07da890962147a3476a815337e841d60ed064b269a53ee19b6a1c3676862

SHA512
6a3aeeb5d39506dd49f26566435c1af762529b37ab1550a493049fb0d16fbe3bf2a4ea182f222242e530aa725792711084691352aa1b376a06a1e938713b9303

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\c0607620.exe

Filesize
692KB

MD5
9699573ffff38da7f8b9ef26ce81e27c

SHA1
db43ae44cff6b444623b04228161746fa3edfd9d

SHA256
6b4d70ab1a1f37e7f700f9610ce3e986f2ce0734925ad450770cb4f9d30baa21

SHA512
a1596dc3e519908f47962fd88b61d39df4c396991494424f79ae3380e1134bed240085cc486d4da793473af89375375c236095ca0219edf24d5373814d347eea

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\v4512196.exe

Filesize
620KB

MD5
a11d85bdc8f6f8adec34b76ba50f0e92

SHA1
59aff71b384589fdbb9a61da4a1b8fd77733b434

SHA256
fbcfdf2126226fcf0775f497d438afa877b06a87aea3aca0766a202ff592a767

SHA512
18447d53187eecca5a198246e2173d80d9de60e5836588389603ef24c58fa11b33cd3459fc2833b783e79b113fc4c704c555b5a85697054ef300b1c403d3da2f

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\a1880968.exe

Filesize
530KB

MD5
fbb4ddee8fb3844b5f9686bd91fbc6de

SHA1
3fed5342bfea1d77de1fa6a2053e1c895c51550b

SHA256
707b6a7b7d679407ddf194e800bd9c6e211d239a196f384ac6228e30cd71079f

SHA512
c2ef9274e53dea16f34f362ff49e4d7ceff252a14864a5ef8294298c0ac5620ba8c5fde0a46578487516d761e91b7b9592542d6f25cc49744d4a3b8ea568d71a

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\b3166025.exe

Filesize
11KB

MD5
7e93bacbbc33e6652e147e7fe07572a0

SHA1
421a7167da01c8da4dc4d5234ca3dd84e319e762

SHA256
850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

SHA512
250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

Download Submit
memory/3316-28-0x0000000000420000-0x000000000042A000-memory.dmp

Filesize
40KB

Download
memory/3996-37-0x0000000000350000-0x000000000035A000-memory.dmp

Filesize
40KB

Download
memory/4304-43-0x0000000000510000-0x0000000000540000-memory.dmp

Filesize
192KB

Download
memory/4304-47-0x00000000009B0000-0x00000000009B6000-memory.dmp

Filesize
24KB

Download
memory/4304-48-0x0000000009FD0000-0x000000000A5E8000-memory.dmp

Filesize
6.1MB

Download
memory/4304-49-0x000000000A640000-0x000000000A74A000-memory.dmp

Filesize
1.0MB

Download
memory/4304-50-0x000000000A780000-0x000000000A792000-memory.dmp

Filesize
72KB

Download
memory/4304-51-0x000000000A7A0000-0x000000000A7DC000-memory.dmp

Filesize
240KB

Download
memory/4304-52-0x00000000044F0000-0x000000000453C000-memory.dmp

Filesize
304KB

Download