fakeav | c24a8416ac35c87dd30e5812dafec562b358f87382dfd5100cb62bf20b5c34a4

General

Target

e970733f711e16e343dffe889bff12e9.exe
Size

755KB
MD5

e970733f711e16e343dffe889bff12e9
SHA1

f9943502f4e0b28faf60f857539001e177cdacb7
SHA256

c24a8416ac35c87dd30e5812dafec562b358f87382dfd5100cb62bf20b5c34a4
SHA512

0023329453894674bf0a9c649a9d368cb0fef3a3cd6d1fc2579b850d5a01b176a69d5e8f1ed01ea1c2f726ee7d42ab1ee31e1f6897985e8bb4d65f75979b36a8
SSDEEP

12288:xoxejOONAM7GUC1Jr+4o628gx2Jw+tP3Jzm8JORGXCJdw/oX+pd167QhEQO:2xY3NtGUmJr+4Obxd+tPZSZQ/oE6EhE

Score

10^/10

fakeav fakeav persistence spyware upx

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
behavioral1/memory/2200-15-0x0000000000400000-0x00000000004C8000-memory.dmp	fakeav

Executes dropped EXE 1 IoCs

pid	Process
2296	KeyGen.exe

UPX packed file 17 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/2296-13-0x0000000000400000-0x000000000041F000-memory.dmp	upx
behavioral1/files/0x002c00000001529f-12.dat	upx
behavioral1/memory/2296-16-0x0000000000400000-0x000000000041F000-memory.dmp	upx
behavioral1/memory/2296-17-0x0000000000400000-0x000000000041F000-memory.dmp	upx
behavioral1/memory/2296-18-0x0000000000400000-0x000000000041F000-memory.dmp	upx
behavioral1/memory/2296-19-0x0000000000400000-0x000000000041F000-memory.dmp	upx
behavioral1/memory/2296-20-0x0000000000400000-0x000000000041F000-memory.dmp	upx
behavioral1/memory/2296-21-0x0000000000400000-0x000000000041F000-memory.dmp	upx
behavioral1/memory/2296-22-0x0000000000400000-0x000000000041F000-memory.dmp	upx
behavioral1/memory/2296-23-0x0000000000400000-0x000000000041F000-memory.dmp	upx
behavioral1/memory/2296-24-0x0000000000400000-0x000000000041F000-memory.dmp	upx
behavioral1/memory/2296-25-0x0000000000400000-0x000000000041F000-memory.dmp	upx
behavioral1/memory/2296-26-0x0000000000400000-0x000000000041F000-memory.dmp	upx
behavioral1/memory/2296-27-0x0000000000400000-0x000000000041F000-memory.dmp	upx
behavioral1/memory/2296-28-0x0000000000400000-0x000000000041F000-memory.dmp	upx
behavioral1/memory/2296-29-0x0000000000400000-0x000000000041F000-memory.dmp	upx
behavioral1/memory/2296-30-0x0000000000400000-0x000000000041F000-memory.dmp	upx

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"	e970733f711e16e343dffe889bff12e9.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce\MSBLT.EXE = "C:\\Windows\\MSBLT.EXE"	e970733f711e16e343dffe889bff12e9.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\CSRLT.EXE	e970733f711e16e343dffe889bff12e9.exe
File opened for modification	C:\Windows\SysWOW64\CSRLT.EXE	e970733f711e16e343dffe889bff12e9.exe

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\MSBLT.EXE	e970733f711e16e343dffe889bff12e9.exe
File opened for modification	C:\Windows\MSBLT.EXE	e970733f711e16e343dffe889bff12e9.exe
File created	C:\Windows\KeyGen.exe	e970733f711e16e343dffe889bff12e9.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2296	KeyGen.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2296	KeyGen.exe
2296	KeyGen.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2200 wrote to memory of 2296	2200	e970733f711e16e343dffe889bff12e9.exe	28
PID 2200 wrote to memory of 2296	2200	e970733f711e16e343dffe889bff12e9.exe	28
PID 2200 wrote to memory of 2296	2200	e970733f711e16e343dffe889bff12e9.exe	28
PID 2200 wrote to memory of 2296	2200	e970733f711e16e343dffe889bff12e9.exe	28

C:\Users\Admin\AppData\Local\Temp\e970733f711e16e343dffe889bff12e9.exe
"C:\Users\Admin\AppData\Local\Temp\e970733f711e16e343dffe889bff12e9.exe"
1⤵
- Adds Run key to start application
- Drops file in System32 directory
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:2200
- C:\Windows\KeyGen.exe
  "C:\Windows\KeyGen.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of SetWindowsHookEx
  PID:2296

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

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\KeyGen.exe

Filesize
52KB

MD5
e3c7d489013b51c671aa79c9068a2a00

SHA1
deed13e52afcc9fd2ef326fb6b0aa4bf7fcf14be

SHA256
5ea232ac5ebca4584f8689d5a1ed466404272a5c5496f41934537504368b5da2

SHA512
18a31ffcc796d6352142374dc0e12d83b9b46d56069a5db26a38b0f6a133302f13d7064bfe9bc16e7a705aeeb2cec2d654863d92280a6085c8202a3c8096b240

Download Submit
memory/2200-15-0x0000000000400000-0x00000000004C8000-memory.dmp

Filesize
800KB

Download
memory/2200-0-0x0000000000170000-0x0000000000171000-memory.dmp

Filesize
4KB

Download
memory/2200-8-0x0000000002D70000-0x0000000002D8F000-memory.dmp

Filesize
124KB

Download
memory/2200-14-0x0000000002D70000-0x0000000002D8F000-memory.dmp

Filesize
124KB

Download
memory/2296-20-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/2296-22-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/2296-17-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/2296-18-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/2296-19-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/2296-13-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/2296-21-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/2296-16-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/2296-23-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/2296-24-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/2296-25-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/2296-26-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/2296-27-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/2296-28-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/2296-29-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/2296-30-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads