24b1650098b95b828484840088a0378ba90276f8f8c25395d6c4fcd4452e7e3c

Analysis

max time kernel
147s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
20/06/2024, 12:49

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General

Target

061f8e81f1e29af0c6dfae94fc31f992_JaffaCakes118.exe
Size

52KB
MD5

061f8e81f1e29af0c6dfae94fc31f992
SHA1

054ba0d47c3f49bf1fdacac81dfbc08a95673928
SHA256

24b1650098b95b828484840088a0378ba90276f8f8c25395d6c4fcd4452e7e3c
SHA512

66b7c7e60d0f9890985157d837a999925d7e8b5cef9bc0ba2a1105d29c161ee34db1c8da7901fbb7dd149e3fa156b023b78312edc4e34a78d4afd2f605bd97b1
SSDEEP

768:ZibOwazBZD4GDCsfO8hFaMEqIuMB1elTy9xD+MdlYE9EbuLy3FFdIYSNjdxGltXY:EKpnVPhZSGy9xD+iYEgYy1TgMltlu4

Score

8^/10

persistence upx

Malware Config

Signatures

Event Triggered Execution: Image File Execution Options Injection 1 TTPs 2 IoCs

persistence

Image File Execution Options Injection

T1546.012

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\ctfmon.exe	061f8e81f1e29af0c6dfae94fc31f992_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\ctfmon.exe\Debugger = "c:\\windows\\system32\\feelgood.exe"	061f8e81f1e29af0c6dfae94fc31f992_JaffaCakes118.exe

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1812-0-0x0000000000400000-0x000000000041C000-memory.dmp	upx
behavioral2/memory/1812-9-0x0000000000400000-0x000000000041C000-memory.dmp	upx

Drops file in System32 directory 4 IoCs

description	ioc	Process
File created	\??\c:\windows\SysWOW64\feelgood.exe	061f8e81f1e29af0c6dfae94fc31f992_JaffaCakes118.exe
File opened for modification	\??\c:\windows\SysWOW64\feelgood.exe	061f8e81f1e29af0c6dfae94fc31f992_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\e36a339a73d6b40a443af46b2.dll	061f8e81f1e29af0c6dfae94fc31f992_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\b47ba4aaf4ec251c654c457c	061f8e81f1e29af0c6dfae94fc31f992_JaffaCakes118.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1180	1812	WerFault.exe	81

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1812	061f8e81f1e29af0c6dfae94fc31f992_JaffaCakes118.exe
1812	061f8e81f1e29af0c6dfae94fc31f992_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1812	061f8e81f1e29af0c6dfae94fc31f992_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 1812 wrote to memory of 3432	1812	061f8e81f1e29af0c6dfae94fc31f992_JaffaCakes118.exe	56

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3432
- C:\Users\Admin\AppData\Local\Temp\061f8e81f1e29af0c6dfae94fc31f992_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\061f8e81f1e29af0c6dfae94fc31f992_JaffaCakes118.exe"
  2⤵
  - Event Triggered Execution: Image File Execution Options Injection
  - Drops file in System32 directory
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1812
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1812 -s 516
    3⤵
    - Program crash
    PID:1180

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1812 -ip 1812
1⤵
PID:4372

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Event Triggered Execution

T1546

Image File Execution Options Injection

T1546.012

Privilege Escalation

Event Triggered Execution

T1546

Image File Execution Options Injection

T1546.012

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1812-0-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/1812-9-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download