95d554ded88f06fc00ef9f44e54790c2bd52dbc2cf5995550ff833d3f5a41d00

Analysis

max time kernel
149s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20231020-en
resource tags

arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system
submitted
22/10/2023, 17:17

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General

Target

NEAS.392fe04b9e31478316ca9dc42cf68920.exe
Size

123KB
MD5

392fe04b9e31478316ca9dc42cf68920
SHA1

10c22259a136f9d6e485e6dbe119f012de8170a6
SHA256

95d554ded88f06fc00ef9f44e54790c2bd52dbc2cf5995550ff833d3f5a41d00
SHA512

2edf7c19fac9bf0db7861a96f3fbcf62561ec4cfc33c9bc086a8ff980fe2f43a17d025cd02e840e92eaef33a519405502594c4d617bad0d19903f9ac2d77f5c7
SSDEEP

1536:IaiqH1s+kCtrA2UMT0mTFibDKa1XohilsB0jT9JyN8O+fqb+b/c+JF3698Guv0lY:p1B31bdBob2QXoQ2+POww+AwF4l94/

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.392fe04b9e31478316ca9dc42cf68920.exe

Drops file in System32 directory 19 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\sIRC4.exe	NEAS.392fe04b9e31478316ca9dc42cf68920.exe
File created	C:\Windows\SysWOW64\xdccPrograms\7zFM.exe	NEAS.392fe04b9e31478316ca9dc42cf68920.exe
File created	C:\Windows\SysWOW64\xdccPrograms\7z.exe	NEAS.392fe04b9e31478316ca9dc42cf68920.exe
File created	C:\Windows\SysWOW64\xdccPrograms\7zG.exe	NEAS.392fe04b9e31478316ca9dc42cf68920.exe
File created	C:\Windows\SysWOW64\xdccPrograms\IntegratedOffice.exe	NEAS.392fe04b9e31478316ca9dc42cf68920.exe
File created	C:\Windows\SysWOW64\sIRC4.exe	NEAS.392fe04b9e31478316ca9dc42cf68920.exe
File created	C:\Windows\SysWOW64\xdccPrograms\office2016setup.exe	NEAS.392fe04b9e31478316ca9dc42cf68920.exe
File opened for modification	C:\Windows\SysWOW64\xdccPrograms\office2016setup.exe	NEAS.392fe04b9e31478316ca9dc42cf68920.exe
File created	C:\Windows\SysWOW64\DC++ Share\OfficeC2RClient.exe	NEAS.392fe04b9e31478316ca9dc42cf68920.exe
File created	C:\Windows\SysWOW64\xdccPrograms\appvcleaner.exe	NEAS.392fe04b9e31478316ca9dc42cf68920.exe
File created	C:\Windows\SysWOW64\xdccPrograms\InspectorOfficeGadget.exe	NEAS.392fe04b9e31478316ca9dc42cf68920.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\MavInject32.exe	NEAS.392fe04b9e31478316ca9dc42cf68920.exe
File created	C:\Windows\SysWOW64\xdccPrograms\AppVShNotify.exe	NEAS.392fe04b9e31478316ca9dc42cf68920.exe
File opened for modification	C:\Windows\SysWOW64\xdccPrograms\AppVShNotify.exe	NEAS.392fe04b9e31478316ca9dc42cf68920.exe
File opened for modification	C:\Windows\SysWOW64\xdccPrograms\InspectorOfficeGadget.exe	NEAS.392fe04b9e31478316ca9dc42cf68920.exe
File created	C:\Windows\SysWOW64\DC++ Share\MavInject32.exe	NEAS.392fe04b9e31478316ca9dc42cf68920.exe
File opened for modification	C:\Windows\SysWOW64\xdccPrograms\7zFM.exe	NEAS.392fe04b9e31478316ca9dc42cf68920.exe
File opened for modification	C:\Windows\SysWOW64\xdccPrograms\7zG.exe	NEAS.392fe04b9e31478316ca9dc42cf68920.exe
File created	C:\Windows\SysWOW64\xdccPrograms\Uninstall.exe	NEAS.392fe04b9e31478316ca9dc42cf68920.exe

C:\Users\Admin\AppData\Local\Temp\NEAS.392fe04b9e31478316ca9dc42cf68920.exe
"C:\Users\Admin\AppData\Local\Temp\NEAS.392fe04b9e31478316ca9dc42cf68920.exe"
1⤵
- Modifies WinLogon for persistence
- Drops file in System32 directory
PID:2232

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
791KB

MD5
11e367ffc6777b0dbeb9fa1a5d0bf5d6

SHA1
6d66203c6b1e905b13b5c2fde9e0b5202864086d

SHA256
291e780bf6a10359b1e117907c6f9d5303f888aeec765960fce2ce1b93b7dc2b

SHA512
96e09b40c7c15ed12379f70198fb6fdf701cbf155e9c1004d76735df3e4bbccc49fc4dd22beba3500366b47d548548ef2a2f6d6a8ce06baf1594e0eab97fcdec

Download Submit
memory/2232-16-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/2232-20-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/2232-21-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/2232-22-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/2232-23-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/2232-24-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/2232-25-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/2232-26-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/2232-27-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/2232-28-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/2232-29-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/2232-30-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/2232-31-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/2232-32-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads