70707206bfdc0b86a9494f7780c55829e993a93a7d65d0279bc9c73b97ffc005

General

Target

bf4ca3ef810bbc866015723e09cdfb7b.exe
Size

476KB
MD5

bf4ca3ef810bbc866015723e09cdfb7b
SHA1

b1ef1b47cb790ee88866d31bb09929a516e36caf
SHA256

70707206bfdc0b86a9494f7780c55829e993a93a7d65d0279bc9c73b97ffc005
SHA512

1fdac4d5fc922265871ac741fb3241e28307e6c52297e515e8e5aaeb85c9fb2c88183a3a0f080c4ae9e53e1553064d9308a74b5888b8c42f813e395c09aa45b8

Score

10^/10

persistence spyware stealer

Malware Config

Signatures

Modifies system executable filetype association 2 TTPs 1 IoCs

persistence

Modify Registry

T1112

Change Default File Association

T1042

Processes:

bf4ca3ef810bbc866015723e09cdfb7b.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*"	bf4ca3ef810bbc866015723e09cdfb7b.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Suspicious use of SetThreadContext 1 IoCs

Processes:

bf4ca3ef810bbc866015723e09cdfb7b.exe

description pid process target process

PID 4676 set thread context of 4840 4676 bf4ca3ef810bbc866015723e09cdfb7b.exe bf4ca3ef810bbc866015723e09cdfb7b.exe

description	pid	process	target process
PID 4676 set thread context of 4840	4676	bf4ca3ef810bbc866015723e09cdfb7b.exe	bf4ca3ef810bbc866015723e09cdfb7b.exe

Drops file in Program Files directory 55 IoCs

Processes:

bf4ca3ef810bbc866015723e09cdfb7b.exe

description	ioc	process
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\READER~1.EXE	bf4ca3ef810bbc866015723e09cdfb7b.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\VSTO\10.0\VSTOIN~1.EXE	bf4ca3ef810bbc866015723e09cdfb7b.exe
File opened for modification	C:\PROGRA~2\Google\Update\1335~1.452\GOOGLE~3.EXE	bf4ca3ef810bbc866015723e09cdfb7b.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{CA675~1\VCREDI~1.EXE	bf4ca3ef810bbc866015723e09cdfb7b.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\Eula.exe	bf4ca3ef810bbc866015723e09cdfb7b.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\64BITM~1.EXE	bf4ca3ef810bbc866015723e09cdfb7b.exe
File opened for modification	C:\PROGRA~2\Google\Update\DISABL~1.EXE	bf4ca3ef810bbc866015723e09cdfb7b.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\ADOBEA~1.EXE	bf4ca3ef810bbc866015723e09cdfb7b.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmprph.exe	bf4ca3ef810bbc866015723e09cdfb7b.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROTE~1.EXE	bf4ca3ef810bbc866015723e09cdfb7b.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\LOGTRA~1.EXE	bf4ca3ef810bbc866015723e09cdfb7b.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ExtExport.exe	bf4ca3ef810bbc866015723e09cdfb7b.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\ACCESS~1\wordpad.exe	bf4ca3ef810bbc866015723e09cdfb7b.exe
File opened for modification	C:\PROGRA~2\Google\Update\1335~1.452\GOOGLE~4.EXE	bf4ca3ef810bbc866015723e09cdfb7b.exe
File opened for modification	C:\PROGRA~2\Google\Update\1335~1.452\GOOGLE~2.EXE	bf4ca3ef810bbc866015723e09cdfb7b.exe
File opened for modification	C:\PROGRA~2\Google\Temp\GUM1942.tmp\GOFB2B~1.EXE	bf4ca3ef810bbc866015723e09cdfb7b.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroCEF\RdrCEF.exe	bf4ca3ef810bbc866015723e09cdfb7b.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\FULLTR~1.EXE	bf4ca3ef810bbc866015723e09cdfb7b.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jusched.exe	bf4ca3ef810bbc866015723e09cdfb7b.exe
File opened for modification	C:\PROGRA~2\WINDOW~2\wab.exe	bf4ca3ef810bbc866015723e09cdfb7b.exe
File opened for modification	C:\PROGRA~2\WINDOW~2\WinMail.exe	bf4ca3ef810bbc866015723e09cdfb7b.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\setup_wm.exe	bf4ca3ef810bbc866015723e09cdfb7b.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmlaunch.exe	bf4ca3ef810bbc866015723e09cdfb7b.exe
File opened for modification	C:\PROGRA~2\WI8A19~1\ImagingDevices.exe	bf4ca3ef810bbc866015723e09cdfb7b.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\arh.exe	bf4ca3ef810bbc866015723e09cdfb7b.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\32BITM~1.EXE	bf4ca3ef810bbc866015723e09cdfb7b.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\Browser\WCCHRO~1\WCCHRO~1.EXE	bf4ca3ef810bbc866015723e09cdfb7b.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{F4220~1\VC_RED~1.EXE	bf4ca3ef810bbc866015723e09cdfb7b.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROBR~1.EXE	bf4ca3ef810bbc866015723e09cdfb7b.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADOBEC~1.EXE	bf4ca3ef810bbc866015723e09cdfb7b.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ielowutil.exe	bf4ca3ef810bbc866015723e09cdfb7b.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADelRCP.exe	bf4ca3ef810bbc866015723e09cdfb7b.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\MSInfo\msinfo32.exe	bf4ca3ef810bbc866015723e09cdfb7b.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\UNINST~1.EXE	bf4ca3ef810bbc866015723e09cdfb7b.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\MAINTE~1.EXE	bf4ca3ef810bbc866015723e09cdfb7b.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmplayer.exe	bf4ca3ef810bbc866015723e09cdfb7b.exe
File opened for modification	C:\PROGRA~3\Adobe\Setup\{AC76B~1\setup.exe	bf4ca3ef810bbc866015723e09cdfb7b.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\AdobeARM.exe	bf4ca3ef810bbc866015723e09cdfb7b.exe
File opened for modification	C:\PROGRA~3\MICROS~1\CLICKT~1\{9AC08~1\INTEGR~1.EXE	bf4ca3ef810bbc866015723e09cdfb7b.exe
File opened for modification	C:\PROGRA~2\Google\Update\1335~1.452\GO664E~1.EXE	bf4ca3ef810bbc866015723e09cdfb7b.exe
File opened for modification	C:\PROGRA~2\Google\Update\1335~1.452\GOBD5D~1.EXE	bf4ca3ef810bbc866015723e09cdfb7b.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\armsvc.exe	bf4ca3ef810bbc866015723e09cdfb7b.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jaureg.exe	bf4ca3ef810bbc866015723e09cdfb7b.exe
File opened for modification	C:\PROGRA~2\Google\Update\1335~1.452\GOFB2B~1.EXE	bf4ca3ef810bbc866015723e09cdfb7b.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmpshare.exe	bf4ca3ef810bbc866015723e09cdfb7b.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroRd32.exe	bf4ca3ef810bbc866015723e09cdfb7b.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\WOW_HE~1.EXE	bf4ca3ef810bbc866015723e09cdfb7b.exe
File opened for modification	C:\PROGRA~2\Google\Update\1335~1.452\GOF5E2~1.EXE	bf4ca3ef810bbc866015723e09cdfb7b.exe
File opened for modification	C:\PROGRA~2\WINDOW~2\wabmig.exe	bf4ca3ef810bbc866015723e09cdfb7b.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ieinstal.exe	bf4ca3ef810bbc866015723e09cdfb7b.exe
File opened for modification	C:\PROGRA~2\INTERN~1\iexplore.exe	bf4ca3ef810bbc866015723e09cdfb7b.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmpconfig.exe	bf4ca3ef810bbc866015723e09cdfb7b.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{EF6B0~1\VCREDI~1.EXE	bf4ca3ef810bbc866015723e09cdfb7b.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jucheck.exe	bf4ca3ef810bbc866015723e09cdfb7b.exe
File opened for modification	C:\PROGRA~2\Google\Update\1335~1.452\GOOGLE~1.EXE	bf4ca3ef810bbc866015723e09cdfb7b.exe

Drops file in Windows directory 1 IoCs

Processes:

bf4ca3ef810bbc866015723e09cdfb7b.exe

description ioc process

File opened for modification C:\Windows\svchost.com bf4ca3ef810bbc866015723e09cdfb7b.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

description	ioc	process
File opened for modification	C:\Windows\svchost.com	bf4ca3ef810bbc866015723e09cdfb7b.exe

Modifies registry class 1 IoCs

Processes:

bf4ca3ef810bbc866015723e09cdfb7b.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*"	bf4ca3ef810bbc866015723e09cdfb7b.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

bf4ca3ef810bbc866015723e09cdfb7b.exe

pid process

4676 bf4ca3ef810bbc866015723e09cdfb7b.exe
4676 bf4ca3ef810bbc866015723e09cdfb7b.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

bf4ca3ef810bbc866015723e09cdfb7b.exe

description pid process

Token: SeDebugPrivilege 4676 bf4ca3ef810bbc866015723e09cdfb7b.exe

pid	process
4676	bf4ca3ef810bbc866015723e09cdfb7b.exe
4676	bf4ca3ef810bbc866015723e09cdfb7b.exe

description	pid	process
Token: SeDebugPrivilege	4676	bf4ca3ef810bbc866015723e09cdfb7b.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

bf4ca3ef810bbc866015723e09cdfb7b.exe

description	pid	process	target process
PID 4676 wrote to memory of 4840	4676	bf4ca3ef810bbc866015723e09cdfb7b.exe	bf4ca3ef810bbc866015723e09cdfb7b.exe
PID 4676 wrote to memory of 4840	4676	bf4ca3ef810bbc866015723e09cdfb7b.exe	bf4ca3ef810bbc866015723e09cdfb7b.exe
PID 4676 wrote to memory of 4840	4676	bf4ca3ef810bbc866015723e09cdfb7b.exe	bf4ca3ef810bbc866015723e09cdfb7b.exe
PID 4676 wrote to memory of 4840	4676	bf4ca3ef810bbc866015723e09cdfb7b.exe	bf4ca3ef810bbc866015723e09cdfb7b.exe
PID 4676 wrote to memory of 4840	4676	bf4ca3ef810bbc866015723e09cdfb7b.exe	bf4ca3ef810bbc866015723e09cdfb7b.exe
PID 4676 wrote to memory of 4840	4676	bf4ca3ef810bbc866015723e09cdfb7b.exe	bf4ca3ef810bbc866015723e09cdfb7b.exe
PID 4676 wrote to memory of 4840	4676	bf4ca3ef810bbc866015723e09cdfb7b.exe	bf4ca3ef810bbc866015723e09cdfb7b.exe
PID 4676 wrote to memory of 4840	4676	bf4ca3ef810bbc866015723e09cdfb7b.exe	bf4ca3ef810bbc866015723e09cdfb7b.exe
PID 4676 wrote to memory of 4840	4676	bf4ca3ef810bbc866015723e09cdfb7b.exe	bf4ca3ef810bbc866015723e09cdfb7b.exe
PID 4676 wrote to memory of 4840	4676	bf4ca3ef810bbc866015723e09cdfb7b.exe	bf4ca3ef810bbc866015723e09cdfb7b.exe
PID 4676 wrote to memory of 4840	4676	bf4ca3ef810bbc866015723e09cdfb7b.exe	bf4ca3ef810bbc866015723e09cdfb7b.exe

C:\Users\Admin\AppData\Local\Temp\bf4ca3ef810bbc866015723e09cdfb7b.exe
"C:\Users\Admin\AppData\Local\Temp\bf4ca3ef810bbc866015723e09cdfb7b.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4676

C:\Users\Admin\AppData\Local\Temp\bf4ca3ef810bbc866015723e09cdfb7b.exe
C:\Users\Admin\AppData\Local\Temp\bf4ca3ef810bbc866015723e09cdfb7b.exe
2⤵
- Modifies system executable filetype association
- Drops file in Program Files directory
- Drops file in Windows directory
- Modifies registry class
PID:4840

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Change Default File Association

1

T1042

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Credentials in Files

1

T1081

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

1

T1005

Exfiltration

Command and Control

Impact

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Downloads

memory/4676-115-0x0000000000C50000-0x0000000000C51000-memory.dmp

Filesize
4KB

Download
memory/4676-117-0x0000000005BC0000-0x0000000005BC1000-memory.dmp

Filesize
4KB

Download
memory/4676-118-0x0000000005570000-0x0000000005571000-memory.dmp

Filesize
4KB

Download
memory/4676-119-0x00000000056C0000-0x0000000005BBE000-memory.dmp

Filesize
5.0MB

Download
memory/4676-120-0x00000000054F0000-0x00000000054F1000-memory.dmp

Filesize
4KB

Download
memory/4676-121-0x0000000005B00000-0x0000000005B61000-memory.dmp

Filesize
388KB

Download
memory/4676-122-0x0000000007140000-0x0000000007141000-memory.dmp

Filesize
4KB

Download
memory/4676-123-0x0000000005B90000-0x0000000005B91000-memory.dmp

Filesize
4KB

Download
memory/4676-128-0x00000000079C0000-0x0000000007A22000-memory.dmp

Filesize
392KB

Download
memory/4840-129-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/4840-130-0x00000000004080E4-mapping.dmp

Download
memory/4840-131-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download

Resubmissions

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads