healer | f4282ae1b5c5224f999f4e5e1d5bf25bae5b95999f289ff76014ccc69c5004f9

Analysis

max time kernel
121s
max time network
126s
platform
windows7_x64
resource
win7-20230831-en
resource tags

arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
submitted
20/09/2023, 04:22

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General

Target

x2028485.exe
Size

465KB
MD5

81d2d11c5d134859f6112c984f14c25c
SHA1

399c1cb6eef99777d9a7a5edf33d759cd05144e7
SHA256

f4282ae1b5c5224f999f4e5e1d5bf25bae5b95999f289ff76014ccc69c5004f9
SHA512

92ff065195ffb2ad0e94aeb2dd5ab2cbe04a32672545a48d8e584a5f9b38f7406f0822fc93b4240d10c0c68413cbb5edc036d085cd66c72a233d2dc8b875ade3
SSDEEP

12288:yMr1y90I3lTCRMABtXLIr5eFqZ+7EncSQAUgq:nyHuBtLIdeFvdSUgq

Score

10^/10

healer dropper evasion persistence trojan

Malware Config

Signatures

Detects Healer an antivirus disabler dropper 5 IoCs

resource	yara_rule
behavioral1/memory/2748-16-0x0000000000400000-0x000000000040A000-memory.dmp	healer
behavioral1/memory/2748-15-0x0000000000400000-0x000000000040A000-memory.dmp	healer
behavioral1/memory/2748-18-0x0000000000400000-0x000000000040A000-memory.dmp	healer
behavioral1/memory/2748-20-0x0000000000400000-0x000000000040A000-memory.dmp	healer
behavioral1/memory/2748-22-0x0000000000400000-0x000000000040A000-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
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	AppLaunch.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	AppLaunch.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	AppLaunch.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	AppLaunch.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	AppLaunch.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	AppLaunch.exe

Executes dropped EXE 1 IoCs

pid	Process
2212	g9158772.exe

Loads dropped DLL 7 IoCs

pid	Process
2232	x2028485.exe
2232	x2028485.exe
2212	g9158772.exe
3008	WerFault.exe
3008	WerFault.exe
3008	WerFault.exe
3008	WerFault.exe

Adds Run key to start application 2 TTPs 1 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\\\""	x2028485.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2212 set thread context of 2748	2212	g9158772.exe	30

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3008	2212	WerFault.exe	28

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2748	AppLaunch.exe
2748	AppLaunch.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2748	AppLaunch.exe

Suspicious use of WriteProcessMemory 26 IoCs

description	pid	Process	procid_target
PID 2232 wrote to memory of 2212	2232	x2028485.exe	28
PID 2232 wrote to memory of 2212	2232	x2028485.exe	28
PID 2232 wrote to memory of 2212	2232	x2028485.exe	28
PID 2232 wrote to memory of 2212	2232	x2028485.exe	28
PID 2232 wrote to memory of 2212	2232	x2028485.exe	28
PID 2232 wrote to memory of 2212	2232	x2028485.exe	28
PID 2232 wrote to memory of 2212	2232	x2028485.exe	28
PID 2212 wrote to memory of 2748	2212	g9158772.exe	30
PID 2212 wrote to memory of 2748	2212	g9158772.exe	30
PID 2212 wrote to memory of 2748	2212	g9158772.exe	30
PID 2212 wrote to memory of 2748	2212	g9158772.exe	30
PID 2212 wrote to memory of 2748	2212	g9158772.exe	30
PID 2212 wrote to memory of 2748	2212	g9158772.exe	30
PID 2212 wrote to memory of 2748	2212	g9158772.exe	30
PID 2212 wrote to memory of 2748	2212	g9158772.exe	30
PID 2212 wrote to memory of 2748	2212	g9158772.exe	30
PID 2212 wrote to memory of 2748	2212	g9158772.exe	30
PID 2212 wrote to memory of 2748	2212	g9158772.exe	30
PID 2212 wrote to memory of 2748	2212	g9158772.exe	30
PID 2212 wrote to memory of 3008	2212	g9158772.exe	31
PID 2212 wrote to memory of 3008	2212	g9158772.exe	31
PID 2212 wrote to memory of 3008	2212	g9158772.exe	31
PID 2212 wrote to memory of 3008	2212	g9158772.exe	31
PID 2212 wrote to memory of 3008	2212	g9158772.exe	31
PID 2212 wrote to memory of 3008	2212	g9158772.exe	31
PID 2212 wrote to memory of 3008	2212	g9158772.exe	31

C:\Users\Admin\AppData\Local\Temp\x2028485.exe
"C:\Users\Admin\AppData\Local\Temp\x2028485.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2232
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\g9158772.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\g9158772.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  PID:2212
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2748
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2212 -s 268
    3⤵
    - Loads dropped DLL
    - Program crash
    PID:3008

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\Temp\IXP000.TMP\g9158772.exe

Filesize
899KB

MD5
297df662d819bd3a7cafc846c2d57e93

SHA1
2554f1194ec93678fe0c1216ce376deacd4f0cf3

SHA256
fa7db054bba0b8f955be25c8f2735e3b443e02243ddb933492a95aa2e6befdda

SHA512
a44ee58d3a959170bdcef512e366f73af0c2a7b3a09226811acda16e441a8d465e5db9b27f609b00d97937e96debe610e49b2fdd517efe80bd9d8a3e3e6e2838

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\g9158772.exe

Filesize
899KB

MD5
297df662d819bd3a7cafc846c2d57e93

SHA1
2554f1194ec93678fe0c1216ce376deacd4f0cf3

SHA256
fa7db054bba0b8f955be25c8f2735e3b443e02243ddb933492a95aa2e6befdda

SHA512
a44ee58d3a959170bdcef512e366f73af0c2a7b3a09226811acda16e441a8d465e5db9b27f609b00d97937e96debe610e49b2fdd517efe80bd9d8a3e3e6e2838

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\g9158772.exe

Filesize
899KB

MD5
297df662d819bd3a7cafc846c2d57e93

SHA1
2554f1194ec93678fe0c1216ce376deacd4f0cf3

SHA256
fa7db054bba0b8f955be25c8f2735e3b443e02243ddb933492a95aa2e6befdda

SHA512
a44ee58d3a959170bdcef512e366f73af0c2a7b3a09226811acda16e441a8d465e5db9b27f609b00d97937e96debe610e49b2fdd517efe80bd9d8a3e3e6e2838

Download Submit
\Users\Admin\AppData\Local\Temp\IXP000.TMP\g9158772.exe

Filesize
899KB

MD5
297df662d819bd3a7cafc846c2d57e93

SHA1
2554f1194ec93678fe0c1216ce376deacd4f0cf3

SHA256
fa7db054bba0b8f955be25c8f2735e3b443e02243ddb933492a95aa2e6befdda

SHA512
a44ee58d3a959170bdcef512e366f73af0c2a7b3a09226811acda16e441a8d465e5db9b27f609b00d97937e96debe610e49b2fdd517efe80bd9d8a3e3e6e2838

Download Submit
\Users\Admin\AppData\Local\Temp\IXP000.TMP\g9158772.exe

Filesize
899KB

MD5
297df662d819bd3a7cafc846c2d57e93

SHA1
2554f1194ec93678fe0c1216ce376deacd4f0cf3

SHA256
fa7db054bba0b8f955be25c8f2735e3b443e02243ddb933492a95aa2e6befdda

SHA512
a44ee58d3a959170bdcef512e366f73af0c2a7b3a09226811acda16e441a8d465e5db9b27f609b00d97937e96debe610e49b2fdd517efe80bd9d8a3e3e6e2838

Download Submit
\Users\Admin\AppData\Local\Temp\IXP000.TMP\g9158772.exe

Filesize
899KB

MD5
297df662d819bd3a7cafc846c2d57e93

SHA1
2554f1194ec93678fe0c1216ce376deacd4f0cf3

SHA256
fa7db054bba0b8f955be25c8f2735e3b443e02243ddb933492a95aa2e6befdda

SHA512
a44ee58d3a959170bdcef512e366f73af0c2a7b3a09226811acda16e441a8d465e5db9b27f609b00d97937e96debe610e49b2fdd517efe80bd9d8a3e3e6e2838

Download Submit
\Users\Admin\AppData\Local\Temp\IXP000.TMP\g9158772.exe

Filesize
899KB

MD5
297df662d819bd3a7cafc846c2d57e93

SHA1
2554f1194ec93678fe0c1216ce376deacd4f0cf3

SHA256
fa7db054bba0b8f955be25c8f2735e3b443e02243ddb933492a95aa2e6befdda

SHA512
a44ee58d3a959170bdcef512e366f73af0c2a7b3a09226811acda16e441a8d465e5db9b27f609b00d97937e96debe610e49b2fdd517efe80bd9d8a3e3e6e2838

Download Submit
\Users\Admin\AppData\Local\Temp\IXP000.TMP\g9158772.exe

Filesize
899KB

MD5
297df662d819bd3a7cafc846c2d57e93

SHA1
2554f1194ec93678fe0c1216ce376deacd4f0cf3

SHA256
fa7db054bba0b8f955be25c8f2735e3b443e02243ddb933492a95aa2e6befdda

SHA512
a44ee58d3a959170bdcef512e366f73af0c2a7b3a09226811acda16e441a8d465e5db9b27f609b00d97937e96debe610e49b2fdd517efe80bd9d8a3e3e6e2838

Download Submit
\Users\Admin\AppData\Local\Temp\IXP000.TMP\g9158772.exe

Filesize
899KB

MD5
297df662d819bd3a7cafc846c2d57e93

SHA1
2554f1194ec93678fe0c1216ce376deacd4f0cf3

SHA256
fa7db054bba0b8f955be25c8f2735e3b443e02243ddb933492a95aa2e6befdda

SHA512
a44ee58d3a959170bdcef512e366f73af0c2a7b3a09226811acda16e441a8d465e5db9b27f609b00d97937e96debe610e49b2fdd517efe80bd9d8a3e3e6e2838

Download Submit
\Users\Admin\AppData\Local\Temp\IXP000.TMP\g9158772.exe

Filesize
899KB

MD5
297df662d819bd3a7cafc846c2d57e93

SHA1
2554f1194ec93678fe0c1216ce376deacd4f0cf3

SHA256
fa7db054bba0b8f955be25c8f2735e3b443e02243ddb933492a95aa2e6befdda

SHA512
a44ee58d3a959170bdcef512e366f73af0c2a7b3a09226811acda16e441a8d465e5db9b27f609b00d97937e96debe610e49b2fdd517efe80bd9d8a3e3e6e2838

Download Submit
memory/2748-17-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/2748-18-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/2748-20-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/2748-22-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/2748-15-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/2748-16-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/2748-13-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/2748-14-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download