94fabaa0595c1f95135f0e7147f6c2a04dcf72b1041a1269bc74fbe0e2be835a

Analysis

max time kernel
141s
max time network
118s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
01/10/2024, 00:06

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General

Target

03b5225a36bd8a59d24c2833f52517de_JaffaCakes118.exe
Size

28KB
MD5

03b5225a36bd8a59d24c2833f52517de
SHA1

ba63316ce1689a883213ee57ce9f12f4c4d8b531
SHA256

94fabaa0595c1f95135f0e7147f6c2a04dcf72b1041a1269bc74fbe0e2be835a
SHA512

f3469ac71ea9a10861b9bddbcac3ed3673ffc6815b16ad76dcc67e00ce7bf8d5bc4d363e7296c20f10e8a6f0fcf733cd91cb1602f115e45abdb0cef80574e29c
SSDEEP

768:e3fnrAzhLSowP9kpNxJiWEQk8uZm4N1ttM2zo:ePn0hLWm0QgHN/tM

Score

7^/10

discovery spyware stealer upx

Malware Config

Signatures

Reads user/profile data of web browsers 3 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

Credentials from Web Browsers
T1555.003

Drops file in System32 directory 7 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\dllcache\dsound.dll	03b5225a36bd8a59d24c2833f52517de_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\dsound.dll	03b5225a36bd8a59d24c2833f52517de_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\d3d9.dll.rep	03b5225a36bd8a59d24c2833f52517de_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\d3d9.dll.rep	03b5225a36bd8a59d24c2833f52517de_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\dsound.dll.rep	03b5225a36bd8a59d24c2833f52517de_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\dsound.dll.rep	03b5225a36bd8a59d24c2833f52517de_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\dllcache\dsound.dll	03b5225a36bd8a59d24c2833f52517de_JaffaCakes118.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1976-0-0x0000000000400000-0x0000000000412000-memory.dmp	upx
behavioral1/memory/1976-2-0x0000000000400000-0x0000000000412000-memory.dmp	upx
behavioral1/memory/1976-13-0x0000000000400000-0x0000000000412000-memory.dmp	upx

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\system\ipp827.dll	03b5225a36bd8a59d24c2833f52517de_JaffaCakes118.exe
File opened for modification	C:\Windows\system\ipp827.dll	03b5225a36bd8a59d24c2833f52517de_JaffaCakes118.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2688	1976	WerFault.exe	29

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	03b5225a36bd8a59d24c2833f52517de_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1976	03b5225a36bd8a59d24c2833f52517de_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1976	03b5225a36bd8a59d24c2833f52517de_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1976 wrote to memory of 2688	1976	03b5225a36bd8a59d24c2833f52517de_JaffaCakes118.exe	30
PID 1976 wrote to memory of 2688	1976	03b5225a36bd8a59d24c2833f52517de_JaffaCakes118.exe	30
PID 1976 wrote to memory of 2688	1976	03b5225a36bd8a59d24c2833f52517de_JaffaCakes118.exe	30
PID 1976 wrote to memory of 2688	1976	03b5225a36bd8a59d24c2833f52517de_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\03b5225a36bd8a59d24c2833f52517de_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\03b5225a36bd8a59d24c2833f52517de_JaffaCakes118.exe"
1⤵
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1976
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1976 -s 224
  2⤵
  - Program crash
  PID:2688

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

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

memory/1976-0-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/1976-2-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/1976-13-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download