a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9

Analysis

max time kernel
140s
max time network
122s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
04/06/2024, 01:01

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General

Target
a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe
Size 479KB
Sample240604-bdfrxaff3w
SHA256 a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9
MD5 2bc1d12aaf364f764ab8a9d5707ed33a
SHA1 bbd3492a547073cc98715c116f9b3fc9fa7ab907
SHA512 19f6046cab762800acff20b6eb2477884a9c9a9e00c02cdc65ec2a818760f797443445322d27b047122cb54a841ab892a73767c9626bc073a9884ae51a7bfff1
SSDEEP 6144:pjFRiOcXH6XWD0w1tizmtnktLJ6znvxNcCI+1jDIlnJ9+1aTEPTnOK4JKElDnW3:nRDc3yWDNU+YUznzNjElWaT07NQtDW3
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

evasion persistence

Malware Config

Signatures

Modifies firewall policy service 2 TTPs 2 IoCs

evasion

Modify Registry

T1112

Windows Service

T1543.003

description	ioc	Process
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List	a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\c:\users\admin\appdata\local\temp\a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe = "c:\\users\\admin\\appdata\\local\\temp\\a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe:*:Enabled:SMPN"	a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe

Adds policy Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\policies\Explorer\Run	a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\wdfmgr = "c:\\windows\\wdfmgr.exe"	a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\msrpc = "c:\\windows\\msrpc.exe"	a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe

Sets service image path in registry 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\wdfmgr\ImagePath = "c:\\windows\\wdfmgr.exe"	a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe

Adds Run key to start application 2 TTPs 3 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\Run\wdfmgr = "c:\\windows\\wdfmgr.exe"	a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunServices\wdfmgr = "c:\\windows\\wdfmgr.exe"	a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Windows\CurrentVersion\Run\lsassv = "c:\\windows\\lsassv.exe"	a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe

Enumerates connected drives 3 TTPs 21 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\u:	a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe
File opened (read-only)	\??\s:	a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe
File opened (read-only)	\??\q:	a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe
File opened (read-only)	\??\k:	a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe
File opened (read-only)	\??\w:	a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe
File opened (read-only)	\??\v:	a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe
File opened (read-only)	\??\x:	a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe
File opened (read-only)	\??\r:	a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe
File opened (read-only)	\??\n:	a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe
File opened (read-only)	\??\e:	a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe
File opened (read-only)	\??\y:	a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe
File opened (read-only)	\??\o:	a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe
File opened (read-only)	\??\m:	a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe
File opened (read-only)	\??\l:	a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe
File opened (read-only)	\??\j:	a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe
File opened (read-only)	\??\h:	a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe
File opened (read-only)	\??\z:	a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe
File opened (read-only)	\??\t:	a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe
File opened (read-only)	\??\g:	a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe
File opened (read-only)	\??\p:	a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe
File opened (read-only)	\??\i:	a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	\??\c:\windows\SysWOW64\regedit.exe	a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe

Drops file in Windows directory 13 IoCs

description	ioc	Process
File opened for modification	\??\c:\windows\mui\rctfd.sys	a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe
File created	\??\c:\windows\lsassv.exe	a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe
File created	\??\c:\windows\msrpc.exe	a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe
File opened for modification	\??\c:\windows\msrpc.exe	a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe
File created	\??\c:\windows\calc.exe	a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe
File opened for modification	\??\c:\windows\calc.exe	a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe
File opened for modification	\??\c:\windows\regedit2.exe	a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe
File opened for modification	\??\c:\windows\wdfmgr.exe	a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe
File created	\??\c:\windows\wdfmgr.exe	a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe
File created	\??\c:\windows\regedit2.exe	a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe
File created	\??\c:\windows\Ãëàâíîå ìåíþ\Ïðîãðàììû\Àâòîçàãðóçêà\AdobeLoader.scr	a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe
File created	\??\c:\windows\Start Menu\Programs\Startup\AdobeLoader.scr	a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe
File opened for modification	\??\c:\windows\lsassv.exe	a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe

Modifies registry class 3 IoCs

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{65D5AFFB-D4EF-49AA-GFFG-5DA5E12E300A}\VerProg = "157"	a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{65D5AFFB-D4EF-49AA-GFFG-5DA5E12E300A}	a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{65D5AFFB-D4EF-49AA-GFFG-5DA5E12E300A}\ThisEXE = "c:\\users\\admin\\appdata\\local\\temp\\a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe"	a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2036	a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe

C:\Users\Admin\AppData\Local\Temp\a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe
"C:\Users\Admin\AppData\Local\Temp\a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe"
1⤵
- Modifies firewall policy service
- Adds policy Run key to start application
- Sets service image path in registry
- Adds Run key to start application
- Enumerates connected drives
- Drops file in System32 directory
- Drops file in Windows directory
- Modifies registry class
- Suspicious use of FindShellTrayWindow
PID:2036

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

Modify Registry

T1112

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

msrpc.exe

Path C:\Windows\msrpc.exe
Size 479KB
SHA256 98973d18cc4a35f30ed1d91fa8b42e58e0ea6af3b73aabc87e3c7b4e7aede967
MD5 87427480b74faba73df56af11ec13a86
SHA1 22a3a63ede214f85c96c9b1da89cf6445e6298d9
SHA512 c838b9660da148361e27b4ff29c9cc77f57529d81e23fce87b075a3e9eca1f2778edefe6365de94323d3c8907e913c8d3f1ba1255fa369dd2001b50f358a5de1
SSDEEP 6144:pjFRiOcXH6XWD0w1tizmtnktLJ6znvxNcCI+1jDIlnJ9+1aTEPTnOK4JKElDnWU:nRDc3yWDNU+YUznzNjElWaT07NQtDWU
MD5 SHA1 SHA512 SSDEEP

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memory/2036-0-0x0000000000400000-0x000000000047C000-memory.dmp

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memory/2036-1-0x0000000000400000-0x000000000047C000-memory.dmp

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memory/2036-18-0x0000000000400000-0x000000000047C000-memory.dmp

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memory/2036-19-0x0000000000400000-0x000000000047C000-memory.dmp

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memory/2036-20-0x0000000000400000-0x000000000047C000-memory.dmp

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memory/2036-21-0x0000000000400000-0x000000000047C000-memory.dmp

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memory/2036-22-0x0000000000400000-0x000000000047C000-memory.dmp

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memory/2036-23-0x0000000000400000-0x000000000047C000-memory.dmp

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memory/2036-24-0x0000000000400000-0x000000000047C000-memory.dmp

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memory/2036-25-0x0000000000400000-0x000000000047C000-memory.dmp

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memory/2036-26-0x0000000000400000-0x000000000047C000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads