fakeav | b3446669157d7af7bd8381e966e94f45a1e0356c1490f79dc40eef46ad6b75f8

Analysis

max time kernel
110s
max time network
16s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
19-12-2024 03:19

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General

Target

b3446669157d7af7bd8381e966e94f45a1e0356c1490f79dc40eef46ad6b75f8N.exe
Size

711KB
MD5

3f6d5eec9192974fdf6c9378c2e14f20
SHA1

3daefc0558f505b71eab1bace473dab46c53fb24
SHA256

b3446669157d7af7bd8381e966e94f45a1e0356c1490f79dc40eef46ad6b75f8
SHA512

5092bf3a47a7bf4b17b573bb64b81f4888a7448a7642403e25479b8c776361a95f6422771f25d04fd2665b529c2d60a8542e1d5cbdd8c93f9793670c2cbd5d77
SSDEEP

12288:yoxejOONAM7GUC1Jr+4o628gx2Jw+tP3Jzm8JOaHXC3X+pd167QhEQOb:hxY3NtGUmJr+4Obxd+tPZSZ6iE6EhEb

Score

10^/10

fakeav discovery fakeav persistence spyware

Malware Config

Signatures

FakeAV, RogueAntivirus
FakeAV or Rogue AntiVirus is a class of malware that displays false alert messages.
fakeav spyware fakeav
Fakeav family
fakeav

FakeAV payload 1 IoCs

fakeav spyware

resource	yara_rule
behavioral1/memory/2300-5-0x0000000000400000-0x00000000004BD000-memory.dmp	fakeav

Adds Run key to start application 2 TTPs 2 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\CSRLT.EXE = "C:\\Windows\\system32\\CSRLT.EXE"	b3446669157d7af7bd8381e966e94f45a1e0356c1490f79dc40eef46ad6b75f8N.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce\MSBLT.EXE = "C:\\Windows\\MSBLT.EXE"	b3446669157d7af7bd8381e966e94f45a1e0356c1490f79dc40eef46ad6b75f8N.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\CSRLT.EXE	b3446669157d7af7bd8381e966e94f45a1e0356c1490f79dc40eef46ad6b75f8N.exe
File opened for modification	C:\Windows\SysWOW64\CSRLT.EXE	b3446669157d7af7bd8381e966e94f45a1e0356c1490f79dc40eef46ad6b75f8N.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\MSBLT.EXE	b3446669157d7af7bd8381e966e94f45a1e0356c1490f79dc40eef46ad6b75f8N.exe
File created	C:\Windows\MSBLT.EXE	b3446669157d7af7bd8381e966e94f45a1e0356c1490f79dc40eef46ad6b75f8N.exe

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b3446669157d7af7bd8381e966e94f45a1e0356c1490f79dc40eef46ad6b75f8N.exe

C:\Users\Admin\AppData\Local\Temp\b3446669157d7af7bd8381e966e94f45a1e0356c1490f79dc40eef46ad6b75f8N.exe
"C:\Users\Admin\AppData\Local\Temp\b3446669157d7af7bd8381e966e94f45a1e0356c1490f79dc40eef46ad6b75f8N.exe"
1⤵
- Adds Run key to start application
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:2300

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

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2300-0-0x0000000000170000-0x0000000000171000-memory.dmp

Filesize
4KB

Download
memory/2300-6-0x0000000000170000-0x0000000000171000-memory.dmp

Filesize
4KB

Download
memory/2300-5-0x0000000000400000-0x00000000004BD000-memory.dmp

Filesize
756KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads