36ba0e5331eac1723be334065ae3a11a2a6977b3350dcf370116370783645992

General

Target

81cca8527f5c34943e6ed28b52667642_JaffaCakes118.exe
Size

814KB
MD5

81cca8527f5c34943e6ed28b52667642
SHA1

240625e038c2905515ffc97b53dd70acefff250a
SHA256

36ba0e5331eac1723be334065ae3a11a2a6977b3350dcf370116370783645992
SHA512

5a420ec92725d1e3b0168c356f205814622c70bd2e365a6b0437862ee692d8acf75fefaab1dcfe26c82d705e6b56def05bd663abfbbc8d3e9c57e0f554a642cc
SSDEEP

12288:31VZlQywfLFzUsf/yE8ho6FBvCerDfgURF+DjrzH/HA6Gs27vzKC5xR7+6jqQm:lzlQFfLFzV890qDoURAfH/g6jWT7+Wqf

Score

9^/10

credential_access discovery persistence spyware stealer upx

Malware Config

Signatures

Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

Credentials from Web Browsers
T1555.003
Credentials from Password Stores: Windows Credential Manager 1 TTPs
Suspicious access to Credentials History.
credential_access stealer

Windows Credential Manager
T1555.004
Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
spyware stealer

Data from Local System
T1005

Credentials in Registry
T1552.002
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 6 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2440-1-0x0000000000400000-0x000000000063D000-memory.dmp	upx
behavioral1/memory/2440-0-0x0000000000400000-0x000000000063D000-memory.dmp	upx
behavioral1/memory/2440-5-0x0000000000400000-0x000000000063D000-memory.dmp	upx
behavioral1/memory/2440-6-0x0000000000400000-0x000000000063D000-memory.dmp	upx
behavioral1/memory/2440-17-0x0000000000400000-0x000000000063D000-memory.dmp	upx
behavioral1/memory/2440-18-0x0000000000400000-0x000000000063D000-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\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\AmdAgent = "C:\\Users\\Admin\\AppData\\Local\\Temp\\81cca8527f5c34943e6ed28b52667642_JaffaCakes118.exe"	81cca8527f5c34943e6ed28b52667642_JaffaCakes118.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012
Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217

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	81cca8527f5c34943e6ed28b52667642_JaffaCakes118.exe

Checks processor information in registry 2 TTPs 3 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	81cca8527f5c34943e6ed28b52667642_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	81cca8527f5c34943e6ed28b52667642_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	81cca8527f5c34943e6ed28b52667642_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\81cca8527f5c34943e6ed28b52667642_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\81cca8527f5c34943e6ed28b52667642_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Checks processor information in registry
PID:2440

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Credentials from Password Stores

2

T1555

Credentials from Web Browsers

1

T1555.003

Windows Credential Manager

1

T1555.004

Unsecured Credentials

2

T1552

Credentials In Files

1

T1552.001

Credentials in Registry

1

T1552.002

Discovery

Browser Information Discovery

Query Registry

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

2

T1005

Command and Control

Exfiltration

Impact

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Downloads

memory/2440-1-0x0000000000400000-0x000000000063D000-memory.dmp

Filesize
2.2MB

Download
memory/2440-3-0x0000000000220000-0x0000000000221000-memory.dmp

Filesize
4KB

Download
memory/2440-2-0x0000000001FE0000-0x0000000001FE1000-memory.dmp

Filesize
4KB

Download
memory/2440-0-0x0000000000400000-0x000000000063D000-memory.dmp

Filesize
2.2MB

Download
memory/2440-5-0x0000000000400000-0x000000000063D000-memory.dmp

Filesize
2.2MB

Download
memory/2440-4-0x000000000057D000-0x000000000063C000-memory.dmp

Filesize
764KB

Download
memory/2440-6-0x0000000000400000-0x000000000063D000-memory.dmp

Filesize
2.2MB

Download
memory/2440-8-0x0000000000220000-0x0000000000221000-memory.dmp

Filesize
4KB

Download
memory/2440-9-0x000000000057D000-0x000000000063C000-memory.dmp

Filesize
764KB

Download
memory/2440-17-0x0000000000400000-0x000000000063D000-memory.dmp

Filesize
2.2MB

Download
memory/2440-18-0x0000000000400000-0x000000000063D000-memory.dmp

Filesize
2.2MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads