e5b7fabf1e4f68acfc477f5c35305a2c4903aee3a8512a6f1419109f1960fe77

Analysis

max time kernel
141s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
07/09/2024, 16:22

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General

Target

d258ac7eacfc0fd6c7a914fa6bdc61f8_JaffaCakes118.exe
Size

75KB
MD5

d258ac7eacfc0fd6c7a914fa6bdc61f8
SHA1

94968336ed002da9c4e517e8f85c169b653d70f0
SHA256

e5b7fabf1e4f68acfc477f5c35305a2c4903aee3a8512a6f1419109f1960fe77
SHA512

2e7622fdf6a7c7070bf4331faa3c218563e2981a959170fe8b7ca026f9b5edb776ffaaeb1145428f5d4aee279394c41c9c025e354d609d4df7b152e451961062
SSDEEP

1536:nsjlOrzYPT8kspp9zNc+fCDTIJnzG5qcTMJM61G01FBSlWr:nsGzYPTJspp9z6+qDTIJzaqH261TTB1r

Score

7^/10

discovery upx

Malware Config

Signatures

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1836-0-0x0000000000400000-0x000000000041C000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
840	1836	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	d258ac7eacfc0fd6c7a914fa6bdc61f8_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1836 wrote to memory of 840	1836	d258ac7eacfc0fd6c7a914fa6bdc61f8_JaffaCakes118.exe	31
PID 1836 wrote to memory of 840	1836	d258ac7eacfc0fd6c7a914fa6bdc61f8_JaffaCakes118.exe	31
PID 1836 wrote to memory of 840	1836	d258ac7eacfc0fd6c7a914fa6bdc61f8_JaffaCakes118.exe	31
PID 1836 wrote to memory of 840	1836	d258ac7eacfc0fd6c7a914fa6bdc61f8_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\d258ac7eacfc0fd6c7a914fa6bdc61f8_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\d258ac7eacfc0fd6c7a914fa6bdc61f8_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1836
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1836 -s 120
  2⤵
  - Program crash
  PID:840

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1836-0-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

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