f9e75001082a3732f10b98109947d4211b535720a96b0117fc4ae7bb9f162def

General

Target

f9e75001082a3732f10b98109947d4211b535720a96b0117fc4ae7bb9f162def.exe
Size

136KB
MD5

84d2e3f4a616b1d44e021f87ef6302b4
SHA1

839ad8cd7a88170bea5084d4a1c58f984af4506b
SHA256

f9e75001082a3732f10b98109947d4211b535720a96b0117fc4ae7bb9f162def
SHA512

1ee1eec44250fef4ae49c1a3901ccfa99e7b094690a1f975b894080bbb50ddebeb842e80b511b5b45e80659f59ddd3656528bd55d357ed2bd4e8f6cc4c5d65e3
SSDEEP

768:jZKM11gG4ChfiPO0rfz0shcUypMC5/VKhZyg3iniwIw7+IkI0:gMDgG4ChfiPOefgsOUqQwg

Score

6^/10

persistence

Malware Config

Signatures

Adds Run key to start application 2 TTPs 4 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\System applets = "C:\\Windows\\System\\applets.exe"	f9e75001082a3732f10b98109947d4211b535720a96b0117fc4ae7bb9f162def.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Syssrc32 = "C:\\Windows\\Syssrc32.exe"	f9e75001082a3732f10b98109947d4211b535720a96b0117fc4ae7bb9f162def.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\fndfst32 = "C:\\Windows\\System\\fndfst32.exe"	f9e75001082a3732f10b98109947d4211b535720a96b0117fc4ae7bb9f162def.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Explorer Shell = "C:\\Windows\\System\\Explorer.exe"	f9e75001082a3732f10b98109947d4211b535720a96b0117fc4ae7bb9f162def.exe

Drops file in Windows directory 14 IoCs

description	ioc	Process
File created	C:\Windows\System\mplayerw.exe	f9e75001082a3732f10b98109947d4211b535720a96b0117fc4ae7bb9f162def.exe
File opened for modification	C:\Windows\System\applets.exe	f9e75001082a3732f10b98109947d4211b535720a96b0117fc4ae7bb9f162def.exe
File opened for modification	C:\Windows\System\Sysexp32.exe	f9e75001082a3732f10b98109947d4211b535720a96b0117fc4ae7bb9f162def.exe
File opened for modification	C:\Windows\Help\intret.cnt	f9e75001082a3732f10b98109947d4211b535720a96b0117fc4ae7bb9f162def.exe
File created	C:\Windows\System\Sysexp32.exe	f9e75001082a3732f10b98109947d4211b535720a96b0117fc4ae7bb9f162def.exe
File created	C:\Windows\System\fndfst32.exe	f9e75001082a3732f10b98109947d4211b535720a96b0117fc4ae7bb9f162def.exe
File opened for modification	C:\Windows\System\Explorer.exe	f9e75001082a3732f10b98109947d4211b535720a96b0117fc4ae7bb9f162def.exe
File created	C:\Windows\System\Explorer.exe	f9e75001082a3732f10b98109947d4211b535720a96b0117fc4ae7bb9f162def.exe
File created	C:\Windows\Help\intret.cnt	f9e75001082a3732f10b98109947d4211b535720a96b0117fc4ae7bb9f162def.exe
File opened for modification	C:\Windows\System\mplayerw.exe	f9e75001082a3732f10b98109947d4211b535720a96b0117fc4ae7bb9f162def.exe
File created	C:\Windows\System\applets.exe	f9e75001082a3732f10b98109947d4211b535720a96b0117fc4ae7bb9f162def.exe
File opened for modification	C:\Windows\Syssrc32.exe	f9e75001082a3732f10b98109947d4211b535720a96b0117fc4ae7bb9f162def.exe
File created	C:\Windows\Syssrc32.exe	f9e75001082a3732f10b98109947d4211b535720a96b0117fc4ae7bb9f162def.exe
File opened for modification	C:\Windows\System\fndfst32.exe	f9e75001082a3732f10b98109947d4211b535720a96b0117fc4ae7bb9f162def.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3068	4524	WerFault.exe	89

Modifies registry class 3 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "C:\\Windows\\System\\Sysexp32.exe %1"	f9e75001082a3732f10b98109947d4211b535720a96b0117fc4ae7bb9f162def.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command	f9e75001082a3732f10b98109947d4211b535720a96b0117fc4ae7bb9f162def.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\Explore = "%SystemRoot%\\SysWow64\\NOTEPAD.EXE %1"	f9e75001082a3732f10b98109947d4211b535720a96b0117fc4ae7bb9f162def.exe

C:\Users\Admin\AppData\Local\Temp\f9e75001082a3732f10b98109947d4211b535720a96b0117fc4ae7bb9f162def.exe
"C:\Users\Admin\AppData\Local\Temp\f9e75001082a3732f10b98109947d4211b535720a96b0117fc4ae7bb9f162def.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Modifies registry class
PID:4524
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4524 -s 296
  2⤵
  - Program crash
  PID:3068

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4524 -ip 4524
1⤵
PID:1100

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=4164,i,13091489124830795026,15731852258593881289,262144 --variations-seed-version --mojo-platform-channel-handle=4332 /prefetch:8
1⤵
PID:4040

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\Help\intret.cnt

Filesize
136KB

MD5
84d2e3f4a616b1d44e021f87ef6302b4

SHA1
839ad8cd7a88170bea5084d4a1c58f984af4506b

SHA256
f9e75001082a3732f10b98109947d4211b535720a96b0117fc4ae7bb9f162def

SHA512
1ee1eec44250fef4ae49c1a3901ccfa99e7b094690a1f975b894080bbb50ddebeb842e80b511b5b45e80659f59ddd3656528bd55d357ed2bd4e8f6cc4c5d65e3

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads