8f35869b522a289f07f4a1e6f240399eab8b33d746f59ef726e29fb0a1788558

Analysis

max time kernel
150s
max time network
153s
platform
windows7_x64
resource
win7-20231023-en
resource tags

arch:x64arch:x86image:win7-20231023-enlocale:en-usos:windows7-x64system
submitted
01/11/2023, 08:28

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General

Target

NEAS.d100fbb49613c5c54a2b836f1e4788d4.exe
Size

4.1MB
MD5

d100fbb49613c5c54a2b836f1e4788d4
SHA1

ece009e82a89f7dfeb1bc99adcee88b2d259404f
SHA256

8f35869b522a289f07f4a1e6f240399eab8b33d746f59ef726e29fb0a1788558
SHA512

2e29a0be4f4dd971f2e856dbc54466e46711b94ae94b99f145b0dd10ff6afe12dacf4a86c9da1c826a3f0eaffbe0bfde52ab2ea92349c404ad58c24483ca2630
SSDEEP

98304:5j41/xCqz1l63GLb62QnK9N3rYBlkXrGqAyd:9GAqz1GGwnARYgA6

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.d100fbb49613c5c54a2b836f1e4788d4.exe

Drops file in System32 directory 64 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\DC++ Share\master_prefere.exe	NEAS.d100fbb49613c5c54a2b836f1e4788d4.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\iexplore.exe	NEAS.d100fbb49613c5c54a2b836f1e4788d4.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\jar.exe	NEAS.d100fbb49613c5c54a2b836f1e4788d4.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\chrome.exe	NEAS.d100fbb49613c5c54a2b836f1e4788d4.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\chrome_proxy.exe	NEAS.d100fbb49613c5c54a2b836f1e4788d4.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\RCXD492.tmp	NEAS.d100fbb49613c5c54a2b836f1e4788d4.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\javaw.exe	NEAS.d100fbb49613c5c54a2b836f1e4788d4.exe
File created	C:\Windows\SysWOW64\xdccPrograms\InkWatson.exe	NEAS.d100fbb49613c5c54a2b836f1e4788d4.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\ShapeCollector.exe	NEAS.d100fbb49613c5c54a2b836f1e4788d4.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\chrome_pwa_launcher.exe	NEAS.d100fbb49613c5c54a2b836f1e4788d4.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\elevation_service.exe	NEAS.d100fbb49613c5c54a2b836f1e4788d4.exe
File created	C:\Windows\SysWOW64\DC++ Share\appletviewer.exe	NEAS.d100fbb49613c5c54a2b836f1e4788d4.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\appletviewer.exe	NEAS.d100fbb49613c5c54a2b836f1e4788d4.exe
File created	C:\Windows\SysWOW64\DC++ Share\extcheck.exe	NEAS.d100fbb49613c5c54a2b836f1e4788d4.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\RCXD4B2.tmp	NEAS.d100fbb49613c5c54a2b836f1e4788d4.exe
File created	C:\Windows\SysWOW64\DC++ Share\chrmstp.exe	NEAS.d100fbb49613c5c54a2b836f1e4788d4.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\RCXD511.tmp	NEAS.d100fbb49613c5c54a2b836f1e4788d4.exe
File created	C:\Windows\SysWOW64\DC++ Share\javaws.exe	NEAS.d100fbb49613c5c54a2b836f1e4788d4.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\OSPPSVC.exe	NEAS.d100fbb49613c5c54a2b836f1e4788d4.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\ielowutil.exe	NEAS.d100fbb49613c5c54a2b836f1e4788d4.exe
File created	C:\Windows\SysWOW64\DC++ Share\java.exe	NEAS.d100fbb49613c5c54a2b836f1e4788d4.exe
File created	C:\Windows\SysWOW64\DC++ Share\javafxpackager.exe	NEAS.d100fbb49613c5c54a2b836f1e4788d4.exe
File created	C:\Windows\SysWOW64\DC++ Share\iediagcmd.exe	NEAS.d100fbb49613c5c54a2b836f1e4788d4.exe
File created	C:\Windows\SysWOW64\DC++ Share\iexplore.exe	NEAS.d100fbb49613c5c54a2b836f1e4788d4.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\jabswitch.exe	NEAS.d100fbb49613c5c54a2b836f1e4788d4.exe
File opened for modification	C:\Windows\SysWOW64\xdccPrograms\FlickLearningWizard.exe	NEAS.d100fbb49613c5c54a2b836f1e4788d4.exe
File created	C:\Windows\SysWOW64\DC++ Share\msinfo32.exe	NEAS.d100fbb49613c5c54a2b836f1e4788d4.exe
File created	C:\Windows\SysWOW64\DC++ Share\OSPPSVC.exe	NEAS.d100fbb49613c5c54a2b836f1e4788d4.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\setup.exe	NEAS.d100fbb49613c5c54a2b836f1e4788d4.exe
File created	C:\Windows\SysWOW64\DC++ Share\chrome.exe	NEAS.d100fbb49613c5c54a2b836f1e4788d4.exe
File created	C:\Windows\SysWOW64\DC++ Share\elevation_service.exe	NEAS.d100fbb49613c5c54a2b836f1e4788d4.exe
File created	C:\Windows\SysWOW64\DC++ Share\javap.exe	NEAS.d100fbb49613c5c54a2b836f1e4788d4.exe
File created	C:\Windows\SysWOW64\xdccPrograms\7zFM.exe	NEAS.d100fbb49613c5c54a2b836f1e4788d4.exe
File created	C:\Windows\SysWOW64\DC++ Share\jabswitch.exe	NEAS.d100fbb49613c5c54a2b836f1e4788d4.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\RCXD531.tmp	NEAS.d100fbb49613c5c54a2b836f1e4788d4.exe
File opened for modification	C:\Windows\SysWOW64\sIRC4.exe	NEAS.d100fbb49613c5c54a2b836f1e4788d4.exe
File created	C:\Windows\SysWOW64\DC++ Share\idlj.exe	NEAS.d100fbb49613c5c54a2b836f1e4788d4.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\MSOXMLED.exe	NEAS.d100fbb49613c5c54a2b836f1e4788d4.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\VSTOInstaller.exe	NEAS.d100fbb49613c5c54a2b836f1e4788d4.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\DVDMaker.exe	NEAS.d100fbb49613c5c54a2b836f1e4788d4.exe
File created	C:\Windows\SysWOW64\DC++ Share\javah.exe	NEAS.d100fbb49613c5c54a2b836f1e4788d4.exe
File created	C:\Windows\SysWOW64\xdccPrograms\7zG.exe	NEAS.d100fbb49613c5c54a2b836f1e4788d4.exe
File created	C:\Windows\SysWOW64\DC++ Share\VSTOInstaller.exe	NEAS.d100fbb49613c5c54a2b836f1e4788d4.exe
File created	C:\Windows\SysWOW64\DC++ Share\chrome_pwa_launcher.exe	NEAS.d100fbb49613c5c54a2b836f1e4788d4.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\RCXD346.tmp	NEAS.d100fbb49613c5c54a2b836f1e4788d4.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\jarsigner.exe	NEAS.d100fbb49613c5c54a2b836f1e4788d4.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\javaws.exe	NEAS.d100fbb49613c5c54a2b836f1e4788d4.exe
File opened for modification	C:\Windows\SysWOW64\xdccPrograms\InputPersonalization.exe	NEAS.d100fbb49613c5c54a2b836f1e4788d4.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\TabTip.exe	NEAS.d100fbb49613c5c54a2b836f1e4788d4.exe
File created	C:\Windows\SysWOW64\DC++ Share\MSOXMLED.exe	NEAS.d100fbb49613c5c54a2b836f1e4788d4.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\RCXD472.tmp	NEAS.d100fbb49613c5c54a2b836f1e4788d4.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\javac.exe	NEAS.d100fbb49613c5c54a2b836f1e4788d4.exe
File created	C:\Windows\SysWOW64\DC++ Share\TabTip.exe	NEAS.d100fbb49613c5c54a2b836f1e4788d4.exe
File created	C:\Windows\SysWOW64\DC++ Share\ielowutil.exe	NEAS.d100fbb49613c5c54a2b836f1e4788d4.exe
File created	C:\Windows\SysWOW64\xdccPrograms\7z.exe	NEAS.d100fbb49613c5c54a2b836f1e4788d4.exe
File created	C:\Windows\SysWOW64\xdccPrograms\FlickLearningWizard.exe	NEAS.d100fbb49613c5c54a2b836f1e4788d4.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\RCXD3A5.tmp	NEAS.d100fbb49613c5c54a2b836f1e4788d4.exe
File created	C:\Windows\SysWOW64\DC++ Share\jar.exe	NEAS.d100fbb49613c5c54a2b836f1e4788d4.exe
File opened for modification	C:\Windows\SysWOW64\xdccPrograms\7zFM.exe	NEAS.d100fbb49613c5c54a2b836f1e4788d4.exe
File created	C:\Windows\SysWOW64\DC++ Share\DVDMaker.exe	NEAS.d100fbb49613c5c54a2b836f1e4788d4.exe
File created	C:\Windows\SysWOW64\DC++ Share\apt.exe	NEAS.d100fbb49613c5c54a2b836f1e4788d4.exe
File opened for modification	C:\Windows\SysWOW64\xdccPrograms\7zG.exe	NEAS.d100fbb49613c5c54a2b836f1e4788d4.exe
File created	C:\Windows\SysWOW64\DC++ Share\ShapeCollector.exe	NEAS.d100fbb49613c5c54a2b836f1e4788d4.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\master_prefere.exe	NEAS.d100fbb49613c5c54a2b836f1e4788d4.exe

C:\Users\Admin\AppData\Local\Temp\NEAS.d100fbb49613c5c54a2b836f1e4788d4.exe
"C:\Users\Admin\AppData\Local\Temp\NEAS.d100fbb49613c5c54a2b836f1e4788d4.exe"
1⤵
- Modifies WinLogon for persistence
- Drops file in System32 directory
PID:1864

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\DC++ Share\RCXD492.tmp

Filesize
62KB

MD5
b126345317624479f78fbf30b3a1fe5a

SHA1
655c966bf7bbf96ee49c83062d30b9dba17d693c

SHA256
8723d2d97d52f6d3b63968594c93bf2c5b5300b306c9670be4616cb134964301

SHA512
d0be6d608b5f4e482287d16e6587e00be1b4390f78efc3ce63008f99be7358e65f0eef9eba330d845462b64fa7a86cc3f1395b863ad0f8d01c0b790fc2f4c02d

Download Submit
C:\Windows\SysWOW64\DC++ Share\setup.exe

Filesize
275KB

MD5
7bd423e130e41f0a41bce8689adbdba7

SHA1
478e5e578695b2b14e4c905be798a0a897be365e

SHA256
62318e803c94e4683dca3dd94c728374db944200aed7267f4e50ad8a90219da7

SHA512
771c1859c0fc0ba672f0f3b1b1150663d3aaa82a22c16c77fc6c9192d98fcc1cf22c06fe242ccc6921be7b248448a00772dc976349e0bbe6a85ae45e5009cd74

Download Submit
C:\Windows\SysWOW64\xdccPrograms\7zG.exe

Filesize
4.1MB

MD5
cfa853141d1fae4f13343735142a2ec1

SHA1
de321b73e62d312e4b78948a62022d1cb187d76b

SHA256
7ad674c3ffa557d208cf38cb3987adea4f3568cf9ed1f41789171855d2166d14

SHA512
7d34cbfcf952cf6398b36f816b13b4f12b63d891bfa8daba397b29c21779b894b62e424b2b62f6cda1f6d00a6cb34d0cd198e41fc0c69f23249dcb8894f8994c

Download Submit
memory/1864-141-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/1864-143-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/1864-138-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/1864-139-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/1864-140-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/1864-136-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/1864-142-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/1864-137-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/1864-144-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/1864-145-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/1864-146-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/1864-147-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/1864-148-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/1864-149-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads