e452f773679beaa943e20d6b4bc9ed936e3213f50c8a5fd6338acac6bddc28a4

Analysis

max time kernel
119s
max time network
121s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
02/10/2024, 00:30

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General

Target

08112a243f77baa3ca206f02ec5d8cc2_JaffaCakes118.exe
Size

20KB
MD5

08112a243f77baa3ca206f02ec5d8cc2
SHA1

824e8023307a533008b2596eaab6f5766d8299b8
SHA256

e452f773679beaa943e20d6b4bc9ed936e3213f50c8a5fd6338acac6bddc28a4
SHA512

b36445637cb845bad9733cbbc46abdd62a40b218294f93ed7f409d5bcd91f129cd56b1d97c5a06c133b9ee3a3b6c0df0689da40615cc23ef70841dc147f420fc
SSDEEP

384:a9Q/Jr45lLimy72W/456JHUgjWb/BBjeoZp5EjlmA2mn0j/sth/CYW:15bJ45KBcHjeoGjsrA0gQ

Score

6^/10

bootkit discovery 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

description	ioc	Process
File opened for modification	\??\PhysicalDrive0	IEXPLORE.EXE

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2640 set thread context of 2656	2640	08112a243f77baa3ca206f02ec5d8cc2_JaffaCakes118.exe	30

Program crash 1 IoCs

pid	pid_target	Process
2832	2656	WerFault.exe

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	08112a243f77baa3ca206f02ec5d8cc2_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	IEXPLORE.EXE

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2656	IEXPLORE.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2640	08112a243f77baa3ca206f02ec5d8cc2_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2640 wrote to memory of 2656	2640	08112a243f77baa3ca206f02ec5d8cc2_JaffaCakes118.exe	30
PID 2640 wrote to memory of 2656	2640	08112a243f77baa3ca206f02ec5d8cc2_JaffaCakes118.exe	30
PID 2640 wrote to memory of 2656	2640	08112a243f77baa3ca206f02ec5d8cc2_JaffaCakes118.exe	30
PID 2640 wrote to memory of 2656	2640	08112a243f77baa3ca206f02ec5d8cc2_JaffaCakes118.exe	30
PID 2640 wrote to memory of 2656	2640	08112a243f77baa3ca206f02ec5d8cc2_JaffaCakes118.exe	30
PID 2640 wrote to memory of 2656	2640	08112a243f77baa3ca206f02ec5d8cc2_JaffaCakes118.exe	30
PID 2640 wrote to memory of 2656	2640	08112a243f77baa3ca206f02ec5d8cc2_JaffaCakes118.exe	30
PID 2640 wrote to memory of 2656	2640	08112a243f77baa3ca206f02ec5d8cc2_JaffaCakes118.exe	30
PID 2656 wrote to memory of 2832	2656	IEXPLORE.EXE	31
PID 2656 wrote to memory of 2832	2656	IEXPLORE.EXE	31
PID 2656 wrote to memory of 2832	2656	IEXPLORE.EXE	31
PID 2656 wrote to memory of 2832	2656	IEXPLORE.EXE	31

C:\Users\Admin\AppData\Local\Temp\08112a243f77baa3ca206f02ec5d8cc2_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\08112a243f77baa3ca206f02ec5d8cc2_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2640
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"
  2⤵
  - Writes to the Master Boot Record (MBR)
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:2656
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2656 -s 156
    3⤵
    - Program crash
    PID:2832

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Pre-OS Boot

T1542

Bootkit

T1542.003

Privilege Escalation

Defense Evasion

Pre-OS Boot

T1542

Bootkit

T1542.003

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2640-2-0x0000000014140000-0x0000000014149000-memory.dmp

Filesize
36KB

Download
memory/2640-1-0x0000000014140000-0x0000000014149000-memory.dmp

Filesize
36KB

Download
memory/2640-0-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/2640-5-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/2656-3-0x0000000013140000-0x00000000131E8000-memory.dmp

Filesize
672KB

Download