0af60ba74492baa301258fb783bdd28b2b9b0594985f0eefd2aea353082bd18c

Analysis

max time kernel
122s
max time network
126s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
03/04/2024, 18:46

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General

Target
a3b1446fd4500f7460180df5cb6f11b6_JaffaCakes118.exe
Size 64KB
Sample240403-xesnrahd3y
SHA256 0af60ba74492baa301258fb783bdd28b2b9b0594985f0eefd2aea353082bd18c
MD5 a3b1446fd4500f7460180df5cb6f11b6
SHA1 1844eda1ba9e31a1a7b240b6b57953780aa3f182
SHA512 8bcd1d4e6a9e425d83f42e251b6cd9a84548dbf6b9d3a7e52890c6bb6c9d69482b0d39f79041b6beaffc1656b90043e4478a6923bd7726863b66c3dd457d3c3a
SSDEEP 1536:BAayJc/J4gaLMtIlYPnQR8P5UTfl1fMO7WHNfWUX:BAayE40IqB5ULl1fMO7WFWUX
MD5 SHA1 SHA512 SSDEEP

Score

7^/10

persistence spyware stealer

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
852	outlook.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

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\System = "C:\\Windows\\sys32.exe"	a3b1446fd4500f7460180df5cb6f11b6_JaffaCakes118.exe

Drops file in Windows directory 5 IoCs

description	ioc	Process
File created	C:\Windows\sys32.exe	a3b1446fd4500f7460180df5cb6f11b6_JaffaCakes118.exe
File created	C:\Windows\outlook.exe	a3b1446fd4500f7460180df5cb6f11b6_JaffaCakes118.exe
File opened for modification	C:\Windows\outlook.exe	a3b1446fd4500f7460180df5cb6f11b6_JaffaCakes118.exe
File opened for modification	C:\Windows\sys32.exe	a3b1446fd4500f7460180df5cb6f11b6_JaffaCakes118.exe
File opened for modification	C:\Windows\outlook.cfg	outlook.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1712 wrote to memory of 852	1712	a3b1446fd4500f7460180df5cb6f11b6_JaffaCakes118.exe	28
PID 1712 wrote to memory of 852	1712	a3b1446fd4500f7460180df5cb6f11b6_JaffaCakes118.exe	28
PID 1712 wrote to memory of 852	1712	a3b1446fd4500f7460180df5cb6f11b6_JaffaCakes118.exe	28
PID 1712 wrote to memory of 852	1712	a3b1446fd4500f7460180df5cb6f11b6_JaffaCakes118.exe	28
PID 1712 wrote to memory of 852	1712	a3b1446fd4500f7460180df5cb6f11b6_JaffaCakes118.exe	28
PID 1712 wrote to memory of 852	1712	a3b1446fd4500f7460180df5cb6f11b6_JaffaCakes118.exe	28
PID 1712 wrote to memory of 852	1712	a3b1446fd4500f7460180df5cb6f11b6_JaffaCakes118.exe	28

C:\Users\Admin\AppData\Local\Temp\a3b1446fd4500f7460180df5cb6f11b6_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\a3b1446fd4500f7460180df5cb6f11b6_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:1712
- C:\Windows\outlook.exe
  C:\Windows\outlook.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Windows directory
  PID:852

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

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Downloads

outlook.exe

Path C:\Windows\outlook.exe
Size 49KB
SHA256 96b9c4ead67d03eb2c69103a983274e013e3466e80d8f95bd7cf3aea8be05b28
MD5 0e9379e357aba95f8b9883af9b67675e
SHA1 280a174a414e5b8588f42b6328af2c8c8ff4394f
SHA512 6cc383806882729cd889b025802ac0d5e1c55a74b3e7d7c98932644e8802fe52b5b14a886eff70ab7deaa70fb60bb9898e55b5cd83b5b99e2a2d107dce367784
SSDEEP 768:YtpL9eEj+w9vvidJyZJDe4dqEk0PiXSe0mxMr68eVniVUCosm/mzT1fHyVQh2e:FOZ9vQqDe4dPkjpBV8eVniVHm0dl
MD5 SHA1 SHA512 SSDEEP

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memory/852-40-0x0000000000400000-0x000000000047E000-memory.dmp

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memory/852-54-0x0000000000400000-0x000000000047E000-memory.dmp

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memory/852-66-0x0000000000400000-0x000000000047E000-memory.dmp

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memory/852-70-0x0000000000400000-0x000000000047E000-memory.dmp

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memory/852-71-0x0000000000400000-0x000000000047E000-memory.dmp

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memory/1712-0-0x0000000000400000-0x000000000040C000-memory.dmp

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memory/1712-15-0x0000000000400000-0x000000000040C000-memory.dmp

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Analysis

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General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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