8f8017673e586af346253e5fad68a5d33ccd6080b710fca8aa16a725d996afe9

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
16/08/2024, 23:58

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General

Target

a06e46b83c66b484e4e998729e0f4a24_JaffaCakes118.exe
Size

32KB
MD5

a06e46b83c66b484e4e998729e0f4a24
SHA1

5cf7b28b6dd57d45f25f403e8460db71c98bfcd6
SHA256

8f8017673e586af346253e5fad68a5d33ccd6080b710fca8aa16a725d996afe9
SHA512

88a82bffb2a33aa055834cc3e01d48095dd5f4da1b4faaa62b08a2ff1f781d85b4ffbb8d57d1d2964298f783a570b7f33553ed541146d425f4c8e111fc4adb75
SSDEEP

768:2nXVWaQKNTXTolKwuHs9wfcw7iaZDuwirun7NVZsUyIT:2Xx5XMkXj7N57NVZsUyIT

Score

7^/10

discovery spyware stealer upx

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
4804	rundll32.exe

Loads dropped DLL 1 IoCs

pid	Process
4804	rundll32.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 3 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4612-0-0x0000000000400000-0x0000000000416000-memory.dmp	upx
behavioral2/memory/4612-4-0x0000000000400000-0x0000000000416000-memory.dmp	upx
behavioral2/memory/4612-7-0x0000000000400000-0x0000000000416000-memory.dmp	upx

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	a06e46b83c66b484e4e998729e0f4a24_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious behavior: EnumeratesProcesses 22 IoCs

pid	Process
4612	a06e46b83c66b484e4e998729e0f4a24_JaffaCakes118.exe
4612	a06e46b83c66b484e4e998729e0f4a24_JaffaCakes118.exe
4612	a06e46b83c66b484e4e998729e0f4a24_JaffaCakes118.exe
4612	a06e46b83c66b484e4e998729e0f4a24_JaffaCakes118.exe
4804	rundll32.exe
4804	rundll32.exe
4804	rundll32.exe
4804	rundll32.exe
4804	rundll32.exe
4804	rundll32.exe
4804	rundll32.exe
4804	rundll32.exe
4804	rundll32.exe
4804	rundll32.exe
4804	rundll32.exe
4804	rundll32.exe
4804	rundll32.exe
4804	rundll32.exe
4804	rundll32.exe
4804	rundll32.exe
4804	rundll32.exe
4804	rundll32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
4612	a06e46b83c66b484e4e998729e0f4a24_JaffaCakes118.exe
4612	a06e46b83c66b484e4e998729e0f4a24_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4612 wrote to memory of 4804	4612	a06e46b83c66b484e4e998729e0f4a24_JaffaCakes118.exe	93
PID 4612 wrote to memory of 4804	4612	a06e46b83c66b484e4e998729e0f4a24_JaffaCakes118.exe	93
PID 4612 wrote to memory of 4804	4612	a06e46b83c66b484e4e998729e0f4a24_JaffaCakes118.exe	93

C:\Users\Admin\AppData\Local\Temp\a06e46b83c66b484e4e998729e0f4a24_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\a06e46b83c66b484e4e998729e0f4a24_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4612
- C:\Windows\SysWOW64\rundll32.exe
  C:\Users\Admin\AppData\Local\Temp\6WyfZ737dLVYk52L.dat, ServerMain 1c:\users\admin\appdata\local\temp\a06e46b83c66b484e4e998729e0f4a24_jaffacakes118.exe
  2⤵
  - Deletes itself
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:4804

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\6WyfZ737dLVYk52L.dat

Filesize
3.3MB

MD5
fd8dfd9b973ecd63905fc24831701697

SHA1
45ebcd96093d92ebded240a5c779235b23f61a42

SHA256
5af3d0f73f04075b0b2f24662fa05819296218fa069d42aca032c8400a2a5b05

SHA512
e8c6b8db5aa0680a17c898d1a6a2fe9066b38a139d7b27d881fd008596671fdbf45cd7326e5317a39dde9e5a3d73b1707809da9974c6c50d6f428a0de000dc12

Download Submit
memory/4612-0-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/4612-4-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/4612-7-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download