fakeav | 43fdc66a54a847bea542ad853c37f3ac0405bffd584656a2ca4b0090a2322385

Analysis

max time kernel
111s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
19-09-2024 01:56

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General

Target

43fdc66a54a847bea542ad853c37f3ac0405bffd584656a2ca4b0090a2322385N.exe
Size

711KB
MD5

21463008063e768e8d2444f034eab8c0
SHA1

5e27dd7afb72e79fed2756768cf831e149855bd8
SHA256

43fdc66a54a847bea542ad853c37f3ac0405bffd584656a2ca4b0090a2322385
SHA512

26867b197f2267e12340b2dc3531c2e6a8e3078b9f63aaa86feebacc870e385bd55a3418ab65336933ccf0c1a6ab67b11601ef8eb58b2962cb3d71bee4d0851a
SSDEEP

12288:yoxejOONAM7GUC1Jr+4o628gx2Jw+tP3Jzm8JOAHXC3X+pd167QhEQO:hxY3NtGUmJr+4Obxd+tPZSZciE6EhE

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 payload 1 IoCs

fakeav spyware

resource	yara_rule
behavioral2/memory/4144-5-0x0000000000400000-0x00000000004BD000-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"	43fdc66a54a847bea542ad853c37f3ac0405bffd584656a2ca4b0090a2322385N.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\MSBLT.EXE = "C:\\Windows\\MSBLT.EXE"	43fdc66a54a847bea542ad853c37f3ac0405bffd584656a2ca4b0090a2322385N.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\CSRLT.EXE	43fdc66a54a847bea542ad853c37f3ac0405bffd584656a2ca4b0090a2322385N.exe
File opened for modification	C:\Windows\SysWOW64\CSRLT.EXE	43fdc66a54a847bea542ad853c37f3ac0405bffd584656a2ca4b0090a2322385N.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\MSBLT.EXE	43fdc66a54a847bea542ad853c37f3ac0405bffd584656a2ca4b0090a2322385N.exe
File opened for modification	C:\Windows\MSBLT.EXE	43fdc66a54a847bea542ad853c37f3ac0405bffd584656a2ca4b0090a2322385N.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	43fdc66a54a847bea542ad853c37f3ac0405bffd584656a2ca4b0090a2322385N.exe

C:\Users\Admin\AppData\Local\Temp\43fdc66a54a847bea542ad853c37f3ac0405bffd584656a2ca4b0090a2322385N.exe
"C:\Users\Admin\AppData\Local\Temp\43fdc66a54a847bea542ad853c37f3ac0405bffd584656a2ca4b0090a2322385N.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:4144

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/4144-0-0x0000000000680000-0x0000000000681000-memory.dmp

Filesize
4KB

Download
memory/4144-6-0x0000000000680000-0x0000000000681000-memory.dmp

Filesize
4KB

Download
memory/4144-5-0x0000000000400000-0x00000000004BD000-memory.dmp

Filesize
756KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads