a1ca81c5ffe20e7a6e5b9b7aad1513f10343805e08b3ff38fd3ebadb75d00f2e

Analysis

max time kernel
139s
max time network
124s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
11/08/2024, 15:37

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General

Target

8aeed090ece4778884c9c25e9268120a_JaffaCakes118.dll
Size

654KB
MD5

8aeed090ece4778884c9c25e9268120a
SHA1

9b34d11575ca8146b02ae5e499f8ea9c7da5e1c5
SHA256

a1ca81c5ffe20e7a6e5b9b7aad1513f10343805e08b3ff38fd3ebadb75d00f2e
SHA512

e9f6eab4dbc9b6eaf303d307e47f24ab3981a6f90dfaf21647608643adb63ec2561769adfb295b0600a7d5893e2c754988a72f7c737a50460cd4f323964648a5
SSDEEP

6144:+NZOTCewth4M/xAvYh6+R/uiAepPfMNyZf51rhMb4pEEZZVG20YcDoS:+n2OxAv+QiAeVUNA5TMUpHrG2OoS

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
behavioral2/memory/4552-0-0x0000000010000000-0x00000000100A5000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4828	4552	WerFault.exe	84

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	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4320 wrote to memory of 4552	4320	rundll32.exe	84
PID 4320 wrote to memory of 4552	4320	rundll32.exe	84
PID 4320 wrote to memory of 4552	4320	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\8aeed090ece4778884c9c25e9268120a_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4320
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\8aeed090ece4778884c9c25e9268120a_JaffaCakes118.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4552
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4552 -s 568
    3⤵
    - Program crash
    PID:4828

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4552 -ip 4552
1⤵
PID:3396

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/4552-0-0x0000000010000000-0x00000000100A5000-memory.dmp

Filesize
660KB

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