5fcbe9d64c025042d87a8302735717b1f338dd87abb211839914a5642be708a9

Analysis

max time kernel
155s
max time network
160s
platform
windows10-2004_x64
resource
win10v2004-20230915-en
resource tags

arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
submitted
16-10-2023 18:17

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General

Target

NEAS.34f080ebba4a6849a3cad967e4e6a550.exe
Size

396KB
MD5

34f080ebba4a6849a3cad967e4e6a550
SHA1

e0055d5229766796bce3ef29ed2d96a8223ad22d
SHA256

5fcbe9d64c025042d87a8302735717b1f338dd87abb211839914a5642be708a9
SHA512

7656dbfd3cb65287fa99ad2e44eebeb8b75b57f90d4c52e636ce63c541bec26906cead57569d6ed545a2c9e3b1a04feabca846e3ada20e786663d57dba318c96
SSDEEP

6144:p731bdBaBoC3u2wjsHtCsHvw2ycqc8XGc87vhkzhVhE0TudhtqE:p1b43EsHBvw+8XNuvUE0Y

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"	NEAS.34f080ebba4a6849a3cad967e4e6a550.exe

Drops file in System32 directory 18 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\xdccPrograms\office2016setup.exe	NEAS.34f080ebba4a6849a3cad967e4e6a550.exe
File created	C:\Windows\SysWOW64\xdccPrograms\appvcleaner.exe	NEAS.34f080ebba4a6849a3cad967e4e6a550.exe
File created	C:\Windows\SysWOW64\xdccPrograms\IntegratedOffice.exe	NEAS.34f080ebba4a6849a3cad967e4e6a550.exe
File created	C:\Windows\SysWOW64\xdccPrograms\7zG.exe	NEAS.34f080ebba4a6849a3cad967e4e6a550.exe
File created	C:\Windows\SysWOW64\xdccPrograms\Uninstall.exe	NEAS.34f080ebba4a6849a3cad967e4e6a550.exe
File created	C:\Windows\SysWOW64\xdccPrograms\InspectorOfficeGadget.exe	NEAS.34f080ebba4a6849a3cad967e4e6a550.exe
File opened for modification	C:\Windows\SysWOW64\xdccPrograms\appvcleaner.exe	NEAS.34f080ebba4a6849a3cad967e4e6a550.exe
File created	C:\Windows\SysWOW64\xdccPrograms\AppVShNotify.exe	NEAS.34f080ebba4a6849a3cad967e4e6a550.exe
File opened for modification	C:\Windows\SysWOW64\xdccPrograms\AppVShNotify.exe	NEAS.34f080ebba4a6849a3cad967e4e6a550.exe
File opened for modification	C:\Windows\SysWOW64\sIRC4.exe	NEAS.34f080ebba4a6849a3cad967e4e6a550.exe
File created	C:\Windows\SysWOW64\xdccPrograms\office2016setup.exe	NEAS.34f080ebba4a6849a3cad967e4e6a550.exe
File opened for modification	C:\Windows\SysWOW64\xdccPrograms\7z.exe	NEAS.34f080ebba4a6849a3cad967e4e6a550.exe
File opened for modification	C:\Windows\SysWOW64\xdccPrograms\7zG.exe	NEAS.34f080ebba4a6849a3cad967e4e6a550.exe
File opened for modification	C:\Windows\SysWOW64\xdccPrograms\Uninstall.exe	NEAS.34f080ebba4a6849a3cad967e4e6a550.exe
File created	C:\Windows\SysWOW64\sIRC4.exe	NEAS.34f080ebba4a6849a3cad967e4e6a550.exe
File created	C:\Windows\SysWOW64\xdccPrograms\7z.exe	NEAS.34f080ebba4a6849a3cad967e4e6a550.exe
File created	C:\Windows\SysWOW64\xdccPrograms\7zFM.exe	NEAS.34f080ebba4a6849a3cad967e4e6a550.exe
File created	C:\Windows\SysWOW64\DC++ Share\MavInject32.exe	NEAS.34f080ebba4a6849a3cad967e4e6a550.exe

C:\Users\Admin\AppData\Local\Temp\NEAS.34f080ebba4a6849a3cad967e4e6a550.exe
"C:\Users\Admin\AppData\Local\Temp\NEAS.34f080ebba4a6849a3cad967e4e6a550.exe"
1⤵
- Modifies WinLogon for persistence
- Drops file in System32 directory
PID:4756

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

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Downloads

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

Filesize
458KB

MD5
864e31cbf7772099aa367460ff751b81

SHA1
e2496cd7b647f7ef878e78b1a025c9d73855d8f4

SHA256
2a5b5adbe5717a5c3c63a22f2cafe843c41256ebae75d2f5fe32d40208ea39b2

SHA512
92651879832a7d7060033e300d4807c125b9c08cfa0fe84831c9db268289ed0aa0195abc589ebefd96318d2fa24ccabe2a77f9ffd01e431e4302340ab39c626a

Download Submit
memory/4756-10-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/4756-20-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/4756-21-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/4756-22-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/4756-23-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/4756-24-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/4756-25-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/4756-26-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/4756-27-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/4756-28-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/4756-29-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/4756-30-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/4756-31-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/4756-32-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/4756-33-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads