d0536fbb79d64ff753dd8ae10dc466f9e6e5d580279445e488d06ace7f15eafd

Analysis

max time kernel
171s
max time network
182s
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, 22:41

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General

Target

61bb495a24fce3d8da7cff5eb096d458_JC.exe
Size

847KB
MD5

61bb495a24fce3d8da7cff5eb096d458
SHA1

edc079d226f012915c24731bdce3fef5025a51f3
SHA256

d0536fbb79d64ff753dd8ae10dc466f9e6e5d580279445e488d06ace7f15eafd
SHA512

6a5b9fea48f1dab1d81cb90f1e8f1251b2098f3c5520e7f6feda630625b38f03435df1b79971e90bdb7cfb92d920a526f69a639bb87ce74dea7283ec2257f632
SSDEEP

12288:Z1bgXkG2hCVbgpLrIgSBj7t+w3R962rkBFkctpdANiEZDNNXpuEJLQ6cvnR1CkFr:Z1bg8hsbr4w3L62wFvfSVpB5Q6K71o3Y

Score

10^/10

persistence

Malware Config

Signatures

Modifies WinLogon for persistence 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\shell = "Explorer.exe sIRC4.exe"	61bb495a24fce3d8da7cff5eb096d458_JC.exe

Drops file in System32 directory 40 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\DC++ Share\LICLUA.exe	61bb495a24fce3d8da7cff5eb096d458_JC.exe
File created	C:\Windows\SysWOW64\xdccPrograms\AppVShNotify.exe	61bb495a24fce3d8da7cff5eb096d458_JC.exe
File opened for modification	C:\Windows\SysWOW64\xdccPrograms\AppVShNotify.exe	61bb495a24fce3d8da7cff5eb096d458_JC.exe
File created	C:\Windows\SysWOW64\xdccPrograms\InspectorOfficeGadget.exe	61bb495a24fce3d8da7cff5eb096d458_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\MavInject32.exe	61bb495a24fce3d8da7cff5eb096d458_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\OfficeClickToRun.exe	61bb495a24fce3d8da7cff5eb096d458_JC.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\msinfo32.exe	61bb495a24fce3d8da7cff5eb096d458_JC.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\elevation_service.exe	61bb495a24fce3d8da7cff5eb096d458_JC.exe
File created	C:\Windows\SysWOW64\sIRC4.exe	61bb495a24fce3d8da7cff5eb096d458_JC.exe
File created	C:\Windows\SysWOW64\xdccPrograms\7z.exe	61bb495a24fce3d8da7cff5eb096d458_JC.exe
File created	C:\Windows\SysWOW64\xdccPrograms\Uninstall.exe	61bb495a24fce3d8da7cff5eb096d458_JC.exe
File opened for modification	C:\Windows\SysWOW64\xdccPrograms\Uninstall.exe	61bb495a24fce3d8da7cff5eb096d458_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\OfficeC2RClient.exe	61bb495a24fce3d8da7cff5eb096d458_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\mip.exe	61bb495a24fce3d8da7cff5eb096d458_JC.exe
File created	C:\Windows\SysWOW64\xdccPrograms\office2016setup.exe	61bb495a24fce3d8da7cff5eb096d458_JC.exe
File created	C:\Windows\SysWOW64\xdccPrograms\7zFM.exe	61bb495a24fce3d8da7cff5eb096d458_JC.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\mip.exe	61bb495a24fce3d8da7cff5eb096d458_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\TabTip.exe	61bb495a24fce3d8da7cff5eb096d458_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\LICLUA.exe	61bb495a24fce3d8da7cff5eb096d458_JC.exe
File opened for modification	C:\Windows\SysWOW64\sIRC4.exe	61bb495a24fce3d8da7cff5eb096d458_JC.exe
File opened for modification	C:\Windows\SysWOW64\xdccPrograms\7z.exe	61bb495a24fce3d8da7cff5eb096d458_JC.exe
File opened for modification	C:\Windows\SysWOW64\xdccPrograms\7zFM.exe	61bb495a24fce3d8da7cff5eb096d458_JC.exe
File created	C:\Windows\SysWOW64\xdccPrograms\appvcleaner.exe	61bb495a24fce3d8da7cff5eb096d458_JC.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\OfficeC2RClient.exe	61bb495a24fce3d8da7cff5eb096d458_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\InputPersonalization.exe	61bb495a24fce3d8da7cff5eb096d458_JC.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\OSE.exe	61bb495a24fce3d8da7cff5eb096d458_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\elevation_service.exe	61bb495a24fce3d8da7cff5eb096d458_JC.exe
File created	C:\Windows\SysWOW64\xdccPrograms\IntegratedOffice.exe	61bb495a24fce3d8da7cff5eb096d458_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\chrome_pwa_launcher.exe	61bb495a24fce3d8da7cff5eb096d458_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\chrmstp.exe	61bb495a24fce3d8da7cff5eb096d458_JC.exe
File created	C:\Windows\SysWOW64\xdccPrograms\7zG.exe	61bb495a24fce3d8da7cff5eb096d458_JC.exe
File opened for modification	C:\Windows\SysWOW64\xdccPrograms\7zG.exe	61bb495a24fce3d8da7cff5eb096d458_JC.exe
File opened for modification	C:\Windows\SysWOW64\xdccPrograms\appvcleaner.exe	61bb495a24fce3d8da7cff5eb096d458_JC.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\MavInject32.exe	61bb495a24fce3d8da7cff5eb096d458_JC.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\InputPersonalization.exe	61bb495a24fce3d8da7cff5eb096d458_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\OSE.exe	61bb495a24fce3d8da7cff5eb096d458_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\ShapeCollector.exe	61bb495a24fce3d8da7cff5eb096d458_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\msinfo32.exe	61bb495a24fce3d8da7cff5eb096d458_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\VSTOInstaller.exe	61bb495a24fce3d8da7cff5eb096d458_JC.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\chrmstp.exe	61bb495a24fce3d8da7cff5eb096d458_JC.exe

C:\Users\Admin\AppData\Local\Temp\61bb495a24fce3d8da7cff5eb096d458_JC.exe
"C:\Users\Admin\AppData\Local\Temp\61bb495a24fce3d8da7cff5eb096d458_JC.exe"
1⤵
- Modifies WinLogon for persistence
- Drops file in System32 directory
PID:2436

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Winlogon Helper DLL

T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Winlogon Helper DLL

T1547.004

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\SysWOW64\xdccPrograms\7zFM.exe

Filesize
885KB

MD5
b9571567636b97c5ef034b38b9facf97

SHA1
d37edbe671571bfed6d4fcc6d22c66b6f1596da8

SHA256
063bdd426fe2f25997642b7c0575000685c8e6ceff162199a82b1ab462a96a44

SHA512
431e9884240c63469c1eff6f46bc872249dd1c47167f2336ad39dc982270dce1096e08a5c7eb14db5cd83863bce95b3e574180aa9c71c7bfa864ab0fbd751c9a

Download Submit
memory/2436-20-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/2436-21-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/2436-22-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/2436-23-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/2436-24-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/2436-25-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/2436-26-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/2436-27-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/2436-28-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/2436-29-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/2436-30-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/2436-33-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/2436-34-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/2436-35-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads