d200143436d91c9ed41ba80e3961e4739a3b5f907f615acdd6daf92c5de20bfe

General

Target

1c3de5795d4e8774e300e1626d8a5b2d_JaffaCakes118.exe
Size

728KB
MD5

1c3de5795d4e8774e300e1626d8a5b2d
SHA1

730121e19f13e0c44c8066a285abe5f14c3cf805
SHA256

d200143436d91c9ed41ba80e3961e4739a3b5f907f615acdd6daf92c5de20bfe
SHA512

0b7e6425755a78a2c34bcd10eb734f331d666ef97e75a389aa30e58c9de578893af6df4672b7c95ee87859a63fcbbab3a83b37e301a3c7c11201af479d07caf9
SSDEEP

12288:DJYu0cCcKtLszw0EVga2WMuCE97NNQHiujDgt5plQsm0OjQxXoT0oe:0ckLJ79JuHiuwLVm0CT

Score

7^/10

Malware Config

Signatures

Checks BIOS information in registry 2 TTPs 2 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	1c3de5795d4e8774e300e1626d8a5b2d_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate	1c3de5795d4e8774e300e1626d8a5b2d_JaffaCakes118.exe

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

System Information Discovery
T1082

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Internet Explorer\Main	1c3de5795d4e8774e300e1626d8a5b2d_JaffaCakes118.exe

Modifies registry class 16 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{FBD44B43-52CF-EDF3-2A14-9785820AB493}\ShellFolder	1c3de5795d4e8774e300e1626d8a5b2d_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{FBD44B43-52CF-EDF3-2A14-9785820AB493}\ = "Taskbar and Start Menu"	1c3de5795d4e8774e300e1626d8a5b2d_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{FBD44B43-52CF-EDF3-2A14-9785820AB493}\System.ApplicationName = "Microsoft.TaskbarAndStartMenu"	1c3de5795d4e8774e300e1626d8a5b2d_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{FBD44B43-52CF-EDF3-2A14-9785820AB493}\System.ControlPanel.Category = "1"	1c3de5795d4e8774e300e1626d8a5b2d_JaffaCakes118.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{FBD44B43-52CF-EDF3-2A14-9785820AB493}\System.ControlPanel.EnableInSafeMode = "3"	1c3de5795d4e8774e300e1626d8a5b2d_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{FBD44B43-52CF-EDF3-2A14-9785820AB493}\Shell\Open\Command	1c3de5795d4e8774e300e1626d8a5b2d_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{FBD44B43-52CF-EDF3-2A14-9785820AB493}\DefaultIcon\ = "%SystemRoot%\\SysWow64\\imageres.dll,-80"	1c3de5795d4e8774e300e1626d8a5b2d_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{FBD44B43-52CF-EDF3-2A14-9785820AB493}\Shell\Open\Command\ = "%SystemRoot%\\SysWow64\\rundll32.exe shell32.dll,Options_RunDLL 1"	1c3de5795d4e8774e300e1626d8a5b2d_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{FBD44B43-52CF-EDF3-2A14-9785820AB493}\InfoTip = "@%SystemRoot%\\system32\\shell32.dll,-30348"	1c3de5795d4e8774e300e1626d8a5b2d_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{FBD44B43-52CF-EDF3-2A14-9785820AB493}\LocalizedString = "@%SystemRoot%\\system32\\shell32.dll,-32517"	1c3de5795d4e8774e300e1626d8a5b2d_JaffaCakes118.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{FBD44B43-52CF-EDF3-2A14-9785820AB493}\ShellFolder\Attributes = "0"	1c3de5795d4e8774e300e1626d8a5b2d_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{FBD44B43-52CF-EDF3-2A14-9785820AB493}	1c3de5795d4e8774e300e1626d8a5b2d_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{FBD44B43-52CF-EDF3-2A14-9785820AB493}\System.Software.TasksFileUrl = "Internal"	1c3de5795d4e8774e300e1626d8a5b2d_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{FBD44B43-52CF-EDF3-2A14-9785820AB493}\DefaultIcon	1c3de5795d4e8774e300e1626d8a5b2d_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{FBD44B43-52CF-EDF3-2A14-9785820AB493}\Shell	1c3de5795d4e8774e300e1626d8a5b2d_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{FBD44B43-52CF-EDF3-2A14-9785820AB493}\Shell\Open	1c3de5795d4e8774e300e1626d8a5b2d_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: 33	2228	1c3de5795d4e8774e300e1626d8a5b2d_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	2228	1c3de5795d4e8774e300e1626d8a5b2d_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
2228	1c3de5795d4e8774e300e1626d8a5b2d_JaffaCakes118.exe
2228	1c3de5795d4e8774e300e1626d8a5b2d_JaffaCakes118.exe
2228	1c3de5795d4e8774e300e1626d8a5b2d_JaffaCakes118.exe
2228	1c3de5795d4e8774e300e1626d8a5b2d_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1724 wrote to memory of 2228	1724	1c3de5795d4e8774e300e1626d8a5b2d_JaffaCakes118.exe	28
PID 1724 wrote to memory of 2228	1724	1c3de5795d4e8774e300e1626d8a5b2d_JaffaCakes118.exe	28
PID 1724 wrote to memory of 2228	1724	1c3de5795d4e8774e300e1626d8a5b2d_JaffaCakes118.exe	28
PID 1724 wrote to memory of 2228	1724	1c3de5795d4e8774e300e1626d8a5b2d_JaffaCakes118.exe	28

C:\Users\Admin\AppData\Local\Temp\1c3de5795d4e8774e300e1626d8a5b2d_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\1c3de5795d4e8774e300e1626d8a5b2d_JaffaCakes118.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1724
- C:\Users\Admin\AppData\Local\Temp\1c3de5795d4e8774e300e1626d8a5b2d_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\1c3de5795d4e8774e300e1626d8a5b2d_JaffaCakes118.exe"
  2⤵
  - Checks BIOS information in registry
  - Modifies Internet Explorer settings
  - Modifies registry class
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:2228

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1724-0-0x0000000000400000-0x0000000000520000-memory.dmp

Filesize
1.1MB

Download
memory/1724-1-0x0000000000760000-0x0000000000880000-memory.dmp

Filesize
1.1MB

Download
memory/1724-13-0x0000000000400000-0x0000000000520000-memory.dmp

Filesize
1.1MB

Download
memory/2228-7-0x0000000000260000-0x00000000002B6000-memory.dmp

Filesize
344KB

Download
memory/2228-8-0x0000000000400000-0x0000000000520000-memory.dmp

Filesize
1.1MB

Download
memory/2228-9-0x0000000000400000-0x0000000000520000-memory.dmp

Filesize
1.1MB

Download
memory/2228-10-0x0000000000400000-0x0000000000520000-memory.dmp

Filesize
1.1MB

Download
memory/2228-12-0x0000000000260000-0x00000000002B6000-memory.dmp

Filesize
344KB

Download
memory/2228-11-0x0000000000400000-0x0000000000520000-memory.dmp

Filesize
1.1MB

Download
memory/2228-2-0x0000000000260000-0x00000000002B6000-memory.dmp

Filesize
344KB

Download
memory/2228-14-0x0000000000260000-0x00000000002B6000-memory.dmp

Filesize
344KB

Download
memory/2228-22-0x0000000000400000-0x0000000000520000-memory.dmp

Filesize
1.1MB

Download
memory/2228-24-0x0000000000260000-0x00000000002B6000-memory.dmp

Filesize
344KB

Download

Analysis

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