437ffb21e0a393b3c6893183cb21bf35dad048b8bdbfb5f59aa281f6f035b4cf

Analysis

max time kernel
150s
max time network
69s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
19/08/2024, 10:26

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General

Target

aaa3b6e224b12217592d65a7ffc844a2_JaffaCakes118.exe
Size

949KB
MD5

aaa3b6e224b12217592d65a7ffc844a2
SHA1

4b9c8271249280fe464bcb93ae45217b6fa43405
SHA256

437ffb21e0a393b3c6893183cb21bf35dad048b8bdbfb5f59aa281f6f035b4cf
SHA512

f3e6cde83e98227a92c1be9d347b0f50a777f9eb838ed2e00e92401b66e655733dc429685b2dabf263e420ecbfabe71bfd4c3116fb1e67e5b5533ad0262f4aaa
SSDEEP

12288:Fy30sHmR38KxpRUSTfOSpULxzMg21C62ZNAR8PwP0gxSn2FCCKEWfG0tDNH5Drp2:F20VRtUQHUtzMIveHvW2xK1OyD19pL

Score

7^/10

bootkit discovery persistence spyware stealer upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2796	defender.exe

Loads dropped DLL 3 IoCs

pid	Process
3004	aaa3b6e224b12217592d65a7ffc844a2_JaffaCakes118.exe
3004	aaa3b6e224b12217592d65a7ffc844a2_JaffaCakes118.exe
3004	aaa3b6e224b12217592d65a7ffc844a2_JaffaCakes118.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral1/memory/3004-0-0x0000000000400000-0x00000000006EB000-memory.dmp	upx
behavioral1/files/0x0008000000018b89-10.dat	upx
behavioral1/memory/3004-20-0x0000000002A00000-0x000000000302A000-memory.dmp	upx
behavioral1/memory/2796-21-0x0000000000400000-0x0000000000A2A000-memory.dmp	upx

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000\Software\Microsoft\Windows\CurrentVersion\Run\Security Protection = "C:\\ProgramData\\defender.exe"	defender.exe

Enumerates connected drives 3 TTPs 21 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\O:	defender.exe
File opened (read-only)	\??\P:	defender.exe
File opened (read-only)	\??\R:	defender.exe
File opened (read-only)	\??\T:	defender.exe
File opened (read-only)	\??\K:	defender.exe
File opened (read-only)	\??\L:	defender.exe
File opened (read-only)	\??\M:	defender.exe
File opened (read-only)	\??\N:	defender.exe
File opened (read-only)	\??\X:	defender.exe
File opened (read-only)	\??\Y:	defender.exe
File opened (read-only)	\??\E:	defender.exe
File opened (read-only)	\??\G:	defender.exe
File opened (read-only)	\??\U:	defender.exe
File opened (read-only)	\??\W:	defender.exe
File opened (read-only)	\??\Z:	defender.exe
File opened (read-only)	\??\Q:	defender.exe
File opened (read-only)	\??\S:	defender.exe
File opened (read-only)	\??\J:	defender.exe
File opened (read-only)	\??\V:	defender.exe
File opened (read-only)	\??\H:	defender.exe
File opened (read-only)	\??\I:	defender.exe

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

description	ioc	Process
File opened for modification	\??\PhysicalDrive0	defender.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 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	aaa3b6e224b12217592d65a7ffc844a2_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	defender.exe

Modifies system certificate store 2 TTPs 2 IoCs

evasion spyware trojan

Install Root Certificate

T1553.004

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8	aaa3b6e224b12217592d65a7ffc844a2_JaffaCakes118.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8\Blob = 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	aaa3b6e224b12217592d65a7ffc844a2_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
3004	aaa3b6e224b12217592d65a7ffc844a2_JaffaCakes118.exe
2796	defender.exe
2796	defender.exe
2796	defender.exe
2796	defender.exe
2796	defender.exe
2796	defender.exe
2796	defender.exe
2796	defender.exe
2796	defender.exe
2796	defender.exe
2796	defender.exe
2796	defender.exe
2796	defender.exe
2796	defender.exe
2796	defender.exe
2796	defender.exe
2796	defender.exe
2796	defender.exe
2796	defender.exe
2796	defender.exe
2796	defender.exe
2796	defender.exe
2796	defender.exe
2796	defender.exe
2796	defender.exe
2796	defender.exe
2796	defender.exe
2796	defender.exe
2796	defender.exe
2796	defender.exe
2796	defender.exe
2796	defender.exe
2796	defender.exe
2796	defender.exe
2796	defender.exe
2796	defender.exe
2796	defender.exe
2796	defender.exe
2796	defender.exe
2796	defender.exe
2796	defender.exe
2796	defender.exe
2796	defender.exe
2796	defender.exe
2796	defender.exe
2796	defender.exe
2796	defender.exe
2796	defender.exe
2796	defender.exe
2796	defender.exe
2796	defender.exe
2796	defender.exe
2796	defender.exe
2796	defender.exe
2796	defender.exe
2796	defender.exe
2796	defender.exe
2796	defender.exe
2796	defender.exe
2796	defender.exe
2796	defender.exe
2796	defender.exe
2796	defender.exe

Suspicious use of FindShellTrayWindow 12 IoCs

pid	Process
2796	defender.exe
2796	defender.exe
2796	defender.exe
2796	defender.exe
2796	defender.exe
2796	defender.exe
2796	defender.exe
2796	defender.exe
2796	defender.exe
2796	defender.exe
2796	defender.exe
2796	defender.exe

Suspicious use of SendNotifyMessage 12 IoCs

pid	Process
2796	defender.exe
2796	defender.exe
2796	defender.exe
2796	defender.exe
2796	defender.exe
2796	defender.exe
2796	defender.exe
2796	defender.exe
2796	defender.exe
2796	defender.exe
2796	defender.exe
2796	defender.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2796	defender.exe
2796	defender.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 3004 wrote to memory of 2796	3004	aaa3b6e224b12217592d65a7ffc844a2_JaffaCakes118.exe	29
PID 3004 wrote to memory of 2796	3004	aaa3b6e224b12217592d65a7ffc844a2_JaffaCakes118.exe	29
PID 3004 wrote to memory of 2796	3004	aaa3b6e224b12217592d65a7ffc844a2_JaffaCakes118.exe	29
PID 3004 wrote to memory of 2796	3004	aaa3b6e224b12217592d65a7ffc844a2_JaffaCakes118.exe	29

C:\Users\Admin\AppData\Local\Temp\aaa3b6e224b12217592d65a7ffc844a2_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\aaa3b6e224b12217592d65a7ffc844a2_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3004
- C:\ProgramData\defender.exe
  C:\ProgramData\defender.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Enumerates connected drives
  - Writes to the Master Boot Record (MBR)
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of SetWindowsHookEx
  PID:2796

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

Pre-OS Boot

T1542

Bootkit

T1542.003

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Pre-OS Boot

T1542

Bootkit

T1542.003

Subvert Trust Controls

T1553

Install Root Certificate

T1553.004

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

\ProgramData\defender.exe

Filesize
861KB

MD5
bd9d8d83cd4f148c57fd26526e9ed54f

SHA1
a8189fbf4332f17532326eed1be0a0ca80d39f6b

SHA256
77180d997c8c1fb59f459c62b3233ae59d1943eb6c7a2f90aba6213e92da6395

SHA512
8a40f4fa13726dedc4534b7e268954db10d5575c8dfb10876acb4b49b8e8e75ff195226c51537aabdfccda061128c98bb278df99455dc90ddcb3a8437789a51c

Download Submit
memory/2796-44-0x0000000000400000-0x0000000000A2A000-memory.dmp

Filesize
6.2MB

Download
memory/2796-46-0x0000000000400000-0x0000000000A2A000-memory.dmp

Filesize
6.2MB

Download
memory/2796-63-0x0000000000400000-0x0000000000A2A000-memory.dmp

Filesize
6.2MB

Download
memory/2796-62-0x0000000000400000-0x0000000000A2A000-memory.dmp

Filesize
6.2MB

Download
memory/2796-61-0x0000000000400000-0x0000000000A2A000-memory.dmp

Filesize
6.2MB

Download
memory/2796-60-0x0000000000400000-0x0000000000A2A000-memory.dmp

Filesize
6.2MB

Download
memory/2796-21-0x0000000000400000-0x0000000000A2A000-memory.dmp

Filesize
6.2MB

Download
memory/2796-23-0x0000000000400000-0x0000000000A2A000-memory.dmp

Filesize
6.2MB

Download
memory/2796-59-0x0000000000400000-0x0000000000A2A000-memory.dmp

Filesize
6.2MB

Download
memory/2796-26-0x0000000000400000-0x0000000000A2A000-memory.dmp

Filesize
6.2MB

Download
memory/2796-47-0x0000000000400000-0x0000000000A2A000-memory.dmp

Filesize
6.2MB

Download
memory/2796-25-0x0000000000400000-0x0000000000A2A000-memory.dmp

Filesize
6.2MB

Download
memory/2796-28-0x0000000000400000-0x0000000000A2A000-memory.dmp

Filesize
6.2MB

Download
memory/2796-58-0x0000000000400000-0x0000000000A2A000-memory.dmp

Filesize
6.2MB

Download
memory/2796-57-0x0000000000400000-0x0000000000A2A000-memory.dmp

Filesize
6.2MB

Download
memory/2796-56-0x0000000000400000-0x0000000000A2A000-memory.dmp

Filesize
6.2MB

Download
memory/2796-54-0x0000000000400000-0x0000000000A2A000-memory.dmp

Filesize
6.2MB

Download
memory/2796-45-0x0000000000400000-0x0000000000A2A000-memory.dmp

Filesize
6.2MB

Download
memory/2796-27-0x0000000000400000-0x0000000000A2A000-memory.dmp

Filesize
6.2MB

Download
memory/2796-48-0x0000000000400000-0x0000000000A2A000-memory.dmp

Filesize
6.2MB

Download
memory/2796-49-0x0000000000400000-0x0000000000A2A000-memory.dmp

Filesize
6.2MB

Download
memory/2796-50-0x0000000000400000-0x0000000000A2A000-memory.dmp

Filesize
6.2MB

Download
memory/2796-51-0x0000000000400000-0x0000000000A2A000-memory.dmp

Filesize
6.2MB

Download
memory/2796-52-0x0000000000400000-0x0000000000A2A000-memory.dmp

Filesize
6.2MB

Download
memory/2796-53-0x0000000000400000-0x0000000000A2A000-memory.dmp

Filesize
6.2MB

Download
memory/3004-2-0x0000000000400000-0x00000000006EB000-memory.dmp

Filesize
2.9MB

Download
memory/3004-0-0x0000000000400000-0x00000000006EB000-memory.dmp

Filesize
2.9MB

Download
memory/3004-30-0x0000000002050000-0x0000000002060000-memory.dmp

Filesize
64KB

Download
memory/3004-29-0x0000000000400000-0x00000000006EB000-memory.dmp

Filesize
2.9MB

Download
memory/3004-24-0x0000000002A00000-0x000000000302A000-memory.dmp

Filesize
6.2MB

Download
memory/3004-20-0x0000000002A00000-0x000000000302A000-memory.dmp

Filesize
6.2MB

Download
memory/3004-1-0x0000000002050000-0x0000000002060000-memory.dmp

Filesize
64KB

Download
memory/3004-8-0x0000000000404000-0x0000000000405000-memory.dmp

Filesize
4KB

Download
memory/3004-5-0x0000000077080000-0x0000000077081000-memory.dmp

Filesize
4KB

Download