354e13bb80a0b63a40fbd54ea88ed41282b41d47f109abf4a0755b7ba8f4b418

Analysis

max time kernel
91s
max time network
96s
platform
windows10-2004_x64
resource
win10v2004-20240730-en
resource tags

arch:x64arch:x86image:win10v2004-20240730-enlocale:en-usos:windows10-2004-x64system
submitted
02/08/2024, 02:24

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

82b051051f18239d10a875f28ee9b046_JaffaCakes118.dll
Size

291KB
MD5

82b051051f18239d10a875f28ee9b046
SHA1

e36b90fb93cc6b28aa05b17a3d9f1413f10fdd7e
SHA256

354e13bb80a0b63a40fbd54ea88ed41282b41d47f109abf4a0755b7ba8f4b418
SHA512

143c319764b39a6086f3c74d66446ee483328e9492575895a9b235a936f51d337b554518e9c470bdd21287d716afe7572300580a0091377b26c1a02ead833d9d
SSDEEP

6144:xU64ehNg6SGSn79EIJLuMzQ2S3j/ppuZR0wdD8dD90yhcJDRkc7pGbLz:xh4e7oGS79ELGSrzD93SJp4bL

Score

7^/10

discovery upx

Malware Config

Signatures

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3580-0-0x0000000010000000-0x00000000100DD000-memory.dmp	upx
behavioral2/memory/3580-1-0x0000000010000000-0x00000000100DD000-memory.dmp	upx
behavioral2/memory/3580-4-0x0000000010000000-0x00000000100DD000-memory.dmp	upx

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
3580	rundll32.exe

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 2496 wrote to memory of 3580	2496	rundll32.exe	83
PID 2496 wrote to memory of 3580	2496	rundll32.exe	83
PID 2496 wrote to memory of 3580	2496	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\82b051051f18239d10a875f28ee9b046_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2496
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\82b051051f18239d10a875f28ee9b046_JaffaCakes118.dll,#1
  2⤵
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - System Location Discovery: System Language Discovery
  PID:3580

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

Loading Replay Monitor...

Downloads

memory/3580-0-0x0000000010000000-0x00000000100DD000-memory.dmp

Filesize
884KB

Download
memory/3580-1-0x0000000010000000-0x00000000100DD000-memory.dmp

Filesize
884KB

Download
memory/3580-4-0x0000000010000000-0x00000000100DD000-memory.dmp

Filesize
884KB

Download