healer | 57a34a1caae7f0426b32bc71b73785f820451c97d3c5db368da479183b037629

Analysis

max time kernel
142s
max time network
146s
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, 17:35

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General

Target

edcd11e45efed930a5a9563c77aa25c91d52061edd71739f3b01b63568f9d706.exe
Size

1.5MB
MD5

606fbe646ebb4df5c3f5b54e46c0fdf1
SHA1

8ff94dd2d2164452af6a4b3dcc070b3d83df1a08
SHA256

edcd11e45efed930a5a9563c77aa25c91d52061edd71739f3b01b63568f9d706
SHA512

a3d7c5481f3f5cf1a239b6c448a608868faec6801b098f4d5c922cbbd544b7b7e1751922f9ed2b395d33983886a60e4793cd1a0db507664fa00ec99182153379
SSDEEP

49152:7ir0XAypplkMlIMLZ3RqJfPoH3SRm0QIrbQX:G0XAyJEMLZI4H3ADf

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
behavioral24/memory/4468-28-0x00000000005F0000-0x00000000005FA000-memory.dmp	healer
behavioral24/files/0x0007000000023425-35.dat	healer
behavioral24/memory/2364-37-0x0000000000F00000-0x0000000000F0A000-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\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	b5934250.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	a4278579.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	a4278579.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	b5934250.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	b5934250.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	b5934250.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	b5934250.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	b5934250.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	a4278579.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	a4278579.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	a4278579.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	a4278579.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
behavioral24/memory/4904-42-0x0000000000450000-0x0000000000480000-memory.dmp	family_redline

Executes dropped EXE 6 IoCs

pid	Process
3840	v3665369.exe
3724	v9691337.exe
1628	v4825974.exe
4468	a4278579.exe
2364	b5934250.exe
4904	c8416204.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	a4278579.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	a4278579.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0"	b5934250.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\\\""	v4825974.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\\\""	edcd11e45efed930a5a9563c77aa25c91d52061edd71739f3b01b63568f9d706.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\\\""	v3665369.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\\\""	v9691337.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4468	a4278579.exe
4468	a4278579.exe
2364	b5934250.exe
2364	b5934250.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4468	a4278579.exe
Token: SeDebugPrivilege	2364	b5934250.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 3540 wrote to memory of 3840	3540	edcd11e45efed930a5a9563c77aa25c91d52061edd71739f3b01b63568f9d706.exe	83
PID 3540 wrote to memory of 3840	3540	edcd11e45efed930a5a9563c77aa25c91d52061edd71739f3b01b63568f9d706.exe	83
PID 3540 wrote to memory of 3840	3540	edcd11e45efed930a5a9563c77aa25c91d52061edd71739f3b01b63568f9d706.exe	83
PID 3840 wrote to memory of 3724	3840	v3665369.exe	84
PID 3840 wrote to memory of 3724	3840	v3665369.exe	84
PID 3840 wrote to memory of 3724	3840	v3665369.exe	84
PID 3724 wrote to memory of 1628	3724	v9691337.exe	86
PID 3724 wrote to memory of 1628	3724	v9691337.exe	86
PID 3724 wrote to memory of 1628	3724	v9691337.exe	86
PID 1628 wrote to memory of 4468	1628	v4825974.exe	89
PID 1628 wrote to memory of 4468	1628	v4825974.exe	89
PID 1628 wrote to memory of 4468	1628	v4825974.exe	89
PID 1628 wrote to memory of 2364	1628	v4825974.exe	100
PID 1628 wrote to memory of 2364	1628	v4825974.exe	100
PID 3724 wrote to memory of 4904	3724	v9691337.exe	101
PID 3724 wrote to memory of 4904	3724	v9691337.exe	101
PID 3724 wrote to memory of 4904	3724	v9691337.exe	101

C:\Users\Admin\AppData\Local\Temp\edcd11e45efed930a5a9563c77aa25c91d52061edd71739f3b01b63568f9d706.exe
"C:\Users\Admin\AppData\Local\Temp\edcd11e45efed930a5a9563c77aa25c91d52061edd71739f3b01b63568f9d706.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3540
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v3665369.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v3665369.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:3840
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v9691337.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v9691337.exe
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    - Suspicious use of WriteProcessMemory
    PID:3724
  - - C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\v4825974.exe
      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\v4825974.exe
      4⤵
      Executes dropped EXE
      Adds Run key to start application
      Suspicious use of WriteProcessMemory
      PID:1628
    - - C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\a4278579.exe
        
        C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\a4278579.exe
        5⤵
        Modifies Windows Defender Real-time Protection settings
        Executes dropped EXE
        Windows security modification
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:4468
    - - C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\b5934250.exe
        
        C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\b5934250.exe
        5⤵
        Modifies Windows Defender Real-time Protection settings
        Executes dropped EXE
        Windows security modification
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:2364
  - - C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\c8416204.exe
      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\c8416204.exe
      4⤵
      Executes dropped EXE
      PID:4904

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\v3665369.exe

Filesize
1.3MB

MD5
88773599612927c81ecef94a2c1cb259

SHA1
736875eb05d6591ff1a9685404958daa9ac738df

SHA256
3ae06bd179618c3c48444faded7da364e22e85b4131f0c400971d677460e5800

SHA512
3750866571c7a21ea0eed8697c1bfafefba56bc1bf38b74dbb262eed43a71da9f61a477544b19acc70bb3a73c26b3e386ffffb5aadef14908c9a5aec487a14f9

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v9691337.exe

Filesize
1.2MB

MD5
d04de7179f8c93e437ace78dd63a696f

SHA1
c95ef97c25606182390722946446f2f02d833923

SHA256
c851a481fffee75f3f360ae3f0827f8df9756435fd08ae4e60854573db317067

SHA512
02250e2205231677194bc37459dc21fea827ea89e2acbae2231e0031a0c535ae434d5773762886b70547e466d3af71c2d4368c3df4e34e9ca7c616a7ddc61197

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\c8416204.exe

Filesize
691KB

MD5
8538b3c88d840e9739967c70ffd433a3

SHA1
e072f6bffa09ebb88d2db47b23d98c5d85332926

SHA256
8fdd24124ab1156cf0f5b475254cb1405acb713249ba8b770e3e218c515db5b6

SHA512
efcc66e144067f4a54e92b6fe1d050ee8de4101d984d94e92c562f525d39850042e78d054b80fdf8299eb342bf4a5863b1cd9efc460aeea870845597692972e9

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\v4825974.exe

Filesize
619KB

MD5
e13583e7ee42802adbeec105f49fce0c

SHA1
c4c756c6d8f337db93bf24230dc40e443155ba29

SHA256
6d2beed5cea3792f6114184da5355d0d9f4e8ae72a1eebb169d57e2f3ee10fec

SHA512
ad5d7df026cc83e4c7cd31783a8a32612ff7e2f6330f5184aba6576b5f1d8b13ca1a955483e40aee3fb04d41d78b0e57a408f17e8eb7bb3e0ed150136c23f76e

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\a4278579.exe

Filesize
530KB

MD5
f7fd74cf9422244d88d0f989eab1bd5a

SHA1
3dea8ab8e08324c952a30dc0973e07556c73bcdd

SHA256
5e9c2e2a27311859ff0200fb786743589b04c5db27ce9696c32f01091f94deee

SHA512
0ff7e267e2e7940fb92d6f20f6aa1a05ccf33ecb2b975ab52db0c96ea0e1a4c3eab67562da3a70107ee3ed390559fd1a274f3c2db7531ed92be2934b1041dcc8

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\b5934250.exe

Filesize
11KB

MD5
7e93bacbbc33e6652e147e7fe07572a0

SHA1
421a7167da01c8da4dc4d5234ca3dd84e319e762

SHA256
850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

SHA512
250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

Download Submit
memory/2364-37-0x0000000000F00000-0x0000000000F0A000-memory.dmp

Filesize
40KB

Download
memory/4468-28-0x00000000005F0000-0x00000000005FA000-memory.dmp

Filesize
40KB

Download
memory/4904-42-0x0000000000450000-0x0000000000480000-memory.dmp

Filesize
192KB

Download
memory/4904-47-0x0000000002610000-0x0000000002616000-memory.dmp

Filesize
24KB

Download
memory/4904-48-0x0000000009F30000-0x000000000A548000-memory.dmp

Filesize
6.1MB

Download
memory/4904-49-0x000000000A550000-0x000000000A65A000-memory.dmp

Filesize
1.0MB

Download
memory/4904-50-0x0000000004A80000-0x0000000004A92000-memory.dmp

Filesize
72KB

Download
memory/4904-51-0x000000000A660000-0x000000000A69C000-memory.dmp

Filesize
240KB

Download
memory/4904-52-0x0000000002490000-0x00000000024DC000-memory.dmp

Filesize
304KB

Download