healer | a4f1bc63fa2e4afce5187f4dca16a2740c9a0467a29cccea99359aec58978114

Analysis

max time kernel
205s
max time network
213s
platform
windows10-2004_x64
resource
win10v2004-20230915-en
resource tags

arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
submitted
11/10/2023, 05:57

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General

Target

a4f1bc63fa2e4afce5187f4dca16a2740c9a0467a29cccea99359aec58978114.exe
Size

1.1MB
MD5

38632233845254a2918bf7b43f194c1b
SHA1

e38ef1326b592b0f295d68ed77fdf0d0fdd78c20
SHA256

a4f1bc63fa2e4afce5187f4dca16a2740c9a0467a29cccea99359aec58978114
SHA512

6f5e238177b21d135e216fab35211f2fad3bab32191fc1063feac61327a2abe6b14c6bed2f90782c2156377f0eb3cee83efd0d6cb02ae5e003d7e1b2a0851e75
SSDEEP

24576:Iya/mJtYAl+jUNEHcn+ZFw4OuehoGSGo4jKDpSuLkrxCr4jLtE:P+KtYAlEzB7O/qGSJ4jxuLkrwr4j

Score

10^/10

healer mystic dropper evasion persistence stealer trojan

Malware Config

Signatures

Detect Mystic stealer payload 4 IoCs

resource	yara_rule
behavioral2/memory/1460-43-0x0000000000400000-0x0000000000428000-memory.dmp	family_mystic
behavioral2/memory/1460-45-0x0000000000400000-0x0000000000428000-memory.dmp	family_mystic
behavioral2/memory/1460-44-0x0000000000400000-0x0000000000428000-memory.dmp	family_mystic
behavioral2/memory/1460-47-0x0000000000400000-0x0000000000428000-memory.dmp	family_mystic

Detects Healer an antivirus disabler dropper 1 IoCs

resource	yara_rule
behavioral2/memory/1832-35-0x0000000000400000-0x000000000040A000-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

Mystic
Mystic is an infostealer written in C++.
stealer mystic

Executes dropped EXE 6 IoCs

pid	Process
2292	z8802024.exe
2548	z3536989.exe
4300	z4110671.exe
4752	z4385511.exe
2816	q5240595.exe
4716	r0363003.exe

Adds Run key to start application 2 TTPs 5 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\\\""	a4f1bc63fa2e4afce5187f4dca16a2740c9a0467a29cccea99359aec58978114.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\\\""	z8802024.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\\\""	z3536989.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\\\""	z4110671.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup4 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP004.TMP\\\""	z4385511.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 2816 set thread context of 1832	2816	q5240595.exe	93
PID 4716 set thread context of 1460	4716	r0363003.exe	102

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1452	2816	WerFault.exe	91

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1832	AppLaunch.exe
1832	AppLaunch.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1832	AppLaunch.exe

Suspicious use of WriteProcessMemory 36 IoCs

description	pid	Process	procid_target
PID 396 wrote to memory of 2292	396	a4f1bc63fa2e4afce5187f4dca16a2740c9a0467a29cccea99359aec58978114.exe	87
PID 396 wrote to memory of 2292	396	a4f1bc63fa2e4afce5187f4dca16a2740c9a0467a29cccea99359aec58978114.exe	87
PID 396 wrote to memory of 2292	396	a4f1bc63fa2e4afce5187f4dca16a2740c9a0467a29cccea99359aec58978114.exe	87
PID 2292 wrote to memory of 2548	2292	z8802024.exe	88
PID 2292 wrote to memory of 2548	2292	z8802024.exe	88
PID 2292 wrote to memory of 2548	2292	z8802024.exe	88
PID 2548 wrote to memory of 4300	2548	z3536989.exe	89
PID 2548 wrote to memory of 4300	2548	z3536989.exe	89
PID 2548 wrote to memory of 4300	2548	z3536989.exe	89
PID 4300 wrote to memory of 4752	4300	z4110671.exe	90
PID 4300 wrote to memory of 4752	4300	z4110671.exe	90
PID 4300 wrote to memory of 4752	4300	z4110671.exe	90
PID 4752 wrote to memory of 2816	4752	z4385511.exe	91
PID 4752 wrote to memory of 2816	4752	z4385511.exe	91
PID 4752 wrote to memory of 2816	4752	z4385511.exe	91
PID 2816 wrote to memory of 1832	2816	q5240595.exe	93
PID 2816 wrote to memory of 1832	2816	q5240595.exe	93
PID 2816 wrote to memory of 1832	2816	q5240595.exe	93
PID 2816 wrote to memory of 1832	2816	q5240595.exe	93
PID 2816 wrote to memory of 1832	2816	q5240595.exe	93
PID 2816 wrote to memory of 1832	2816	q5240595.exe	93
PID 2816 wrote to memory of 1832	2816	q5240595.exe	93
PID 2816 wrote to memory of 1832	2816	q5240595.exe	93
PID 4752 wrote to memory of 4716	4752	z4385511.exe	99
PID 4752 wrote to memory of 4716	4752	z4385511.exe	99
PID 4752 wrote to memory of 4716	4752	z4385511.exe	99
PID 4716 wrote to memory of 1460	4716	r0363003.exe	102
PID 4716 wrote to memory of 1460	4716	r0363003.exe	102
PID 4716 wrote to memory of 1460	4716	r0363003.exe	102
PID 4716 wrote to memory of 1460	4716	r0363003.exe	102
PID 4716 wrote to memory of 1460	4716	r0363003.exe	102
PID 4716 wrote to memory of 1460	4716	r0363003.exe	102
PID 4716 wrote to memory of 1460	4716	r0363003.exe	102
PID 4716 wrote to memory of 1460	4716	r0363003.exe	102
PID 4716 wrote to memory of 1460	4716	r0363003.exe	102
PID 4716 wrote to memory of 1460	4716	r0363003.exe	102

C:\Users\Admin\AppData\Local\Temp\a4f1bc63fa2e4afce5187f4dca16a2740c9a0467a29cccea99359aec58978114.exe
"C:\Users\Admin\AppData\Local\Temp\a4f1bc63fa2e4afce5187f4dca16a2740c9a0467a29cccea99359aec58978114.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:396
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z8802024.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z8802024.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:2292
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\z3536989.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\z3536989.exe
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    - Suspicious use of WriteProcessMemory
    PID:2548
  - - C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\z4110671.exe
      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\z4110671.exe
      4⤵
      Executes dropped EXE
      Adds Run key to start application
      Suspicious use of WriteProcessMemory
      PID:4300
    - - C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\z4385511.exe
        
        C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\z4385511.exe
        5⤵
        Executes dropped EXE
        Adds Run key to start application
        Suspicious use of WriteProcessMemory
        
        PID:4752
      - C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\q5240595.exe
        
        C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\q5240595.exe
        6⤵
        Executes dropped EXE
        Suspicious use of SetThreadContext
        Suspicious use of WriteProcessMemory
        
        PID:2816
        
        C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
        
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
        7⤵
        Modifies Windows Defender Real-time Protection settings
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:1832
        
        C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 2816 -s 152
        7⤵
        Program crash
        
        PID:1452
      - C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\r0363003.exe
        
        C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\r0363003.exe
        6⤵
        Executes dropped EXE
        Suspicious use of SetThreadContext
        Suspicious use of WriteProcessMemory
        
        PID:4716
        
        C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
        
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
        7⤵
        
        PID:1460

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 2816 -ip 2816
1⤵
PID:3504

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 384 -p 4716 -ip 4716
1⤵
PID:2028

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\Temp\IXP000.TMP\z8802024.exe

Filesize
983KB

MD5
5dd0edf953157aa36723581ccd761217

SHA1
1f68bedf537b8ddaa9c7cd5deb89c69702fe1dda

SHA256
7b8bd3d7507ae5a960100c029bde5f3f5debfd8b181d6ac32dffddf6882bb63c

SHA512
1a0d3edc789bf2e88f78adcfd91545399f56fc3967751313947b940e3d191d69afee13fb8ec6fd6d65c10704cf2343f98ec07b02fd84bacc0da237c8d65d22c4

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z8802024.exe

Filesize
983KB

MD5
5dd0edf953157aa36723581ccd761217

SHA1
1f68bedf537b8ddaa9c7cd5deb89c69702fe1dda

SHA256
7b8bd3d7507ae5a960100c029bde5f3f5debfd8b181d6ac32dffddf6882bb63c

SHA512
1a0d3edc789bf2e88f78adcfd91545399f56fc3967751313947b940e3d191d69afee13fb8ec6fd6d65c10704cf2343f98ec07b02fd84bacc0da237c8d65d22c4

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\z3536989.exe

Filesize
800KB

MD5
b2f30e20df8c03e0ca879b32c2083296

SHA1
527a7d9c3f00965661ebed41a5d48efea63b6d7c

SHA256
b0f6dcbb8278624beaf5e46e13d3f3c3be3c6cbce35eeea2ca14610da5ea56a5

SHA512
d401da8d08f6a91a6eccf6165ab3058daf0803989e81420f1ee1fc8b1a2c01edc90cf229ef31f47072e6b84b0a59990423a9d95de72b3771090fe5d8d8bef52c

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\z3536989.exe

Filesize
800KB

MD5
b2f30e20df8c03e0ca879b32c2083296

SHA1
527a7d9c3f00965661ebed41a5d48efea63b6d7c

SHA256
b0f6dcbb8278624beaf5e46e13d3f3c3be3c6cbce35eeea2ca14610da5ea56a5

SHA512
d401da8d08f6a91a6eccf6165ab3058daf0803989e81420f1ee1fc8b1a2c01edc90cf229ef31f47072e6b84b0a59990423a9d95de72b3771090fe5d8d8bef52c

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\z4110671.exe

Filesize
617KB

MD5
157f76febfc185735378979e5c696c12

SHA1
fa6d83dfca266084c739bcfbb00d90e6ddf76ac9

SHA256
c833844127ddfd3faef6587694fb5d89238e959d2ced04ed1a09369426693d6a

SHA512
d642189f05b04cc55050594567022ddcfbdb20793b7ce41f2ba198177097a270dc9f494ccfb711f46df2904f5fdd422709c2d60872c951b83695ed205783dade

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\z4110671.exe

Filesize
617KB

MD5
157f76febfc185735378979e5c696c12

SHA1
fa6d83dfca266084c739bcfbb00d90e6ddf76ac9

SHA256
c833844127ddfd3faef6587694fb5d89238e959d2ced04ed1a09369426693d6a

SHA512
d642189f05b04cc55050594567022ddcfbdb20793b7ce41f2ba198177097a270dc9f494ccfb711f46df2904f5fdd422709c2d60872c951b83695ed205783dade

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\z4385511.exe

Filesize
346KB

MD5
00371b2cd7064ef8355af6baf1200028

SHA1
1e9eacd485322c5d54b6624e24e2eb2e972e2d1c

SHA256
dde9a73c0d795c182e9f6dda5b53fa30f546fd07656fc3679c2437c17a2ec656

SHA512
064e6f7e90a29041aa07b2688c36cc9db965145520af14db600b0241c2dcd08c1d313d2def594dd00d76c0e3f36b82d5f5620c9133639249cc00982d6a625162

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\z4385511.exe

Filesize
346KB

MD5
00371b2cd7064ef8355af6baf1200028

SHA1
1e9eacd485322c5d54b6624e24e2eb2e972e2d1c

SHA256
dde9a73c0d795c182e9f6dda5b53fa30f546fd07656fc3679c2437c17a2ec656

SHA512
064e6f7e90a29041aa07b2688c36cc9db965145520af14db600b0241c2dcd08c1d313d2def594dd00d76c0e3f36b82d5f5620c9133639249cc00982d6a625162

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\q5240595.exe

Filesize
227KB

MD5
493dc7d8138fc4c2f7008173581938e9

SHA1
2e07cfce2dd0a024f95553e57cc57c7036d5f1e1

SHA256
cc9e18805ba98ed8846428a56904dda8f3855dff0fb00022b278f6bd4f2cf0ab

SHA512
d3e8777674f41e28b88823d950197c7af04b84dfb3f55a5efb71935ec2d06cf4fbc27d079f208dca30ca75694acc7a11806322566349110bae1cf15404cfab0e

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\q5240595.exe

Filesize
227KB

MD5
493dc7d8138fc4c2f7008173581938e9

SHA1
2e07cfce2dd0a024f95553e57cc57c7036d5f1e1

SHA256
cc9e18805ba98ed8846428a56904dda8f3855dff0fb00022b278f6bd4f2cf0ab

SHA512
d3e8777674f41e28b88823d950197c7af04b84dfb3f55a5efb71935ec2d06cf4fbc27d079f208dca30ca75694acc7a11806322566349110bae1cf15404cfab0e

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\r0363003.exe

Filesize
356KB

MD5
b4d2f435a2a0f4d9e8657a74bcac5e26

SHA1
941d9445eb5e76425e39eee5134441733d469b8e

SHA256
7dfaa8cf6458143ae95efb3d20e7aa271ac4b21e7b27725f7853940d21e8adc0

SHA512
60832939f294e61f82646ed041b28e9e9cabd49294425dc7765b809d91d72786154e56487399d8d8700b68b47b5f0457b76aba6ad084452baa64511fa757553f

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\r0363003.exe

Filesize
356KB

MD5
b4d2f435a2a0f4d9e8657a74bcac5e26

SHA1
941d9445eb5e76425e39eee5134441733d469b8e

SHA256
7dfaa8cf6458143ae95efb3d20e7aa271ac4b21e7b27725f7853940d21e8adc0

SHA512
60832939f294e61f82646ed041b28e9e9cabd49294425dc7765b809d91d72786154e56487399d8d8700b68b47b5f0457b76aba6ad084452baa64511fa757553f

Download Submit
memory/1460-43-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/1460-45-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/1460-44-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/1460-47-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/1832-37-0x0000000074660000-0x0000000074E10000-memory.dmp

Filesize
7.7MB

Download
memory/1832-39-0x0000000074660000-0x0000000074E10000-memory.dmp

Filesize
7.7MB

Download
memory/1832-36-0x0000000074660000-0x0000000074E10000-memory.dmp

Filesize
7.7MB

Download
memory/1832-35-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download