f9f766f9900c8641c8fa8ec0a1e340c3dfec0d81b873fe9e9213d460f3481558

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
22-05-2024 01:41

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General

Target

658f07ccd405e3a5561e35b394c24a6e_JaffaCakes118.exe
Size

55KB
MD5

658f07ccd405e3a5561e35b394c24a6e
SHA1

c58807e8dfa9edbe90b6dad864c19313692f21f6
SHA256

f9f766f9900c8641c8fa8ec0a1e340c3dfec0d81b873fe9e9213d460f3481558
SHA512

f3d0d7abc6b463ab180026a216b4d6df1a4e926a8d3250c0838945aa28db3ad286dbec7c8165e1186e84318431e5dd221577e846ded317b2a518a02ed33401e2
SSDEEP

1536:Nx/0fXKXAkU49OV+SGEYBocUaAuCSXebCzSBRO0oMB2:Nx/0f7dwBoKUSubDzORMB2

Score

7^/10

discovery persistence upx

Malware Config

Signatures

UPX packed file 3 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/3908-0-0x0000000000400000-0x0000000000422000-memory.dmp	upx
C:\Windows\658f07ccd405e3a5561e35b394c24a6e_jaffacakes118.exe	upx
behavioral2/memory/3908-10-0x0000000000400000-0x0000000000422000-memory.dmp	upx

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

658f07ccd405e3a5561e35b394c24a6e_JaffaCakes118.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\658f07ccd405e3a5561e35b394c24a6e_jaffacakes118 = "c:\\windows\\658f07ccd405e3a5561e35b394c24a6e_jaffacakes118.exe -m"	658f07ccd405e3a5561e35b394c24a6e_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

Drops file in Windows directory 2 IoCs

Processes:

658f07ccd405e3a5561e35b394c24a6e_JaffaCakes118.exe

description	ioc	process
File created	\??\c:\windows\658f07ccd405e3a5561e35b394c24a6e_jaffacakes118.exe	658f07ccd405e3a5561e35b394c24a6e_JaffaCakes118.exe
File opened for modification	\??\c:\windows\658f07ccd405e3a5561e35b394c24a6e_jaffacakes118.exe	658f07ccd405e3a5561e35b394c24a6e_JaffaCakes118.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Suspicious behavior: LoadsDriver 6 IoCs

Processes:

pid

4
4
4
4
4
668
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

658f07ccd405e3a5561e35b394c24a6e_JaffaCakes118.exe

pid process

3908 658f07ccd405e3a5561e35b394c24a6e_JaffaCakes118.exe
3908 658f07ccd405e3a5561e35b394c24a6e_JaffaCakes118.exe
Suspicious use of SendNotifyMessage 2 IoCs

Processes:

658f07ccd405e3a5561e35b394c24a6e_JaffaCakes118.exe

pid process

3908 658f07ccd405e3a5561e35b394c24a6e_JaffaCakes118.exe
3908 658f07ccd405e3a5561e35b394c24a6e_JaffaCakes118.exe

pid
4
4
4
4
4
668

pid	process
3908	658f07ccd405e3a5561e35b394c24a6e_JaffaCakes118.exe
3908	658f07ccd405e3a5561e35b394c24a6e_JaffaCakes118.exe

pid	process
3908	658f07ccd405e3a5561e35b394c24a6e_JaffaCakes118.exe
3908	658f07ccd405e3a5561e35b394c24a6e_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\658f07ccd405e3a5561e35b394c24a6e_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\658f07ccd405e3a5561e35b394c24a6e_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:3908

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

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\658f07ccd405e3a5561e35b394c24a6e_jaffacakes118.exe

Filesize
55KB

MD5
658f07ccd405e3a5561e35b394c24a6e

SHA1
c58807e8dfa9edbe90b6dad864c19313692f21f6

SHA256
f9f766f9900c8641c8fa8ec0a1e340c3dfec0d81b873fe9e9213d460f3481558

SHA512
f3d0d7abc6b463ab180026a216b4d6df1a4e926a8d3250c0838945aa28db3ad286dbec7c8165e1186e84318431e5dd221577e846ded317b2a518a02ed33401e2

Download Submit
memory/3908-0-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/3908-10-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download