8ff9c3f7a723c99733e0c8569cbf0f62c457e9a7157a48d145e0ed3b86403023

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
21-08-2024 09:20

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General

Target

b2e97d3e3c4f66773c7405be2ccfd9cd_JaffaCakes118.dll
Size

63KB
MD5

b2e97d3e3c4f66773c7405be2ccfd9cd
SHA1

6b4f33766930c332e763106547819b068d6ab067
SHA256

8ff9c3f7a723c99733e0c8569cbf0f62c457e9a7157a48d145e0ed3b86403023
SHA512

37844f06f42863221f6048df78ba9789b9d39f2a1871a5663d88318805061c9bad79443236e6c5e8472e34a96954236eb50c7eabe790d2b681ae4c7d378bd7c7
SSDEEP

1536:kEsBAi6yVJbH+y7e+6K07EI0RJsD9lo70f4b0KXdU:kvBoyVQy7eK07EI0RJsD9lH4YKXS

Score

7^/10

discovery upx

Malware Config

Signatures

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1592-0-0x0000000010000000-0x000000001020E000-memory.dmp	upx
behavioral1/memory/1592-1-0x0000000010000000-0x000000001020E000-memory.dmp	upx

System Location Discovery: System Language Discovery 1 TTPs 1 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	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1596 wrote to memory of 1592	1596	rundll32.exe	30
PID 1596 wrote to memory of 1592	1596	rundll32.exe	30
PID 1596 wrote to memory of 1592	1596	rundll32.exe	30
PID 1596 wrote to memory of 1592	1596	rundll32.exe	30
PID 1596 wrote to memory of 1592	1596	rundll32.exe	30
PID 1596 wrote to memory of 1592	1596	rundll32.exe	30
PID 1596 wrote to memory of 1592	1596	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\b2e97d3e3c4f66773c7405be2ccfd9cd_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1596
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\b2e97d3e3c4f66773c7405be2ccfd9cd_JaffaCakes118.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1592

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

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/1592-0-0x0000000010000000-0x000000001020E000-memory.dmp

Filesize
2.1MB

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memory/1592-1-0x0000000010000000-0x000000001020E000-memory.dmp

Filesize
2.1MB

Download